Index: conf/files =================================================================== RCS file: /home/ncvs/src/sys/conf/files,v retrieving revision 1.340.2.131 diff -u -r1.340.2.131 files --- conf/files 10 Feb 2003 12:21:08 -0000 1.340.2.131 +++ conf/files 12 Mar 2003 00:18:24 -0000 @@ -1405,4 +1405,19 @@ opencrypto/xform.c optional crypto dev/ubsec/ubsec.c optional ubsec dev/hifn/hifn7751.c optional hifn +dev/drm/mga_dma.c optional mgadrm +dev/drm/mga_drv.c optional mgadrm +dev/drm/mga_irq.c optional mgadrm +dev/drm/mga_state.c optional mgadrm +dev/drm/mga_warp.c optional mgadrm +dev/drm/r128_cce.c optional r128drm +dev/drm/r128_drv.c optional r128drm +dev/drm/r128_irq.c optional r128drm +dev/drm/r128_state.c optional r128drm +dev/drm/radeon_cp.c optional radeondrm +dev/drm/radeon_drv.c optional radeondrm +dev/drm/radeon_irq.c optional radeondrm +dev/drm/radeon_mem.c optional radeondrm +dev/drm/radeon_state.c optional radeondrm +dev/drm/tdfx_drv.c optional tdfxdrm Index: conf/options =================================================================== RCS file: /home/ncvs/src/sys/conf/options,v retrieving revision 1.191.2.47 diff -u -r1.191.2.47 options --- conf/options 23 Feb 2003 17:45:28 -0000 1.191.2.47 +++ conf/options 13 Mar 2003 00:35:58 -0000 @@ -327,6 +327,10 @@ NETGRAPH_UI opt_netgraph.h NETGRAPH_VJC opt_netgraph.h +# DRM options +DRM_LINUX opt_drm.h +DRM_DEBUG opt_drm.h + # ATM (HARP version) ATM_CORE opt_atm.h ATM_IP opt_atm.h Index: dev/drm/ati_pcigart.h =================================================================== RCS file: dev/drm/ati_pcigart.h diff -N dev/drm/ati_pcigart.h --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/ati_pcigart.h 12 Mar 2003 00:15:12 -0000 @@ -0,0 +1,113 @@ +/* ati_pcigart.h -- ATI PCI GART support -*- linux-c -*- + * Created: Wed Dec 13 21:52:19 2000 by gareth@valinux.com + * + * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + * + * Authors: + * Gareth Hughes + * + * $FreeBSD: src/sys/dev/drm/ati_pcigart.h,v 1.1 2003/03/09 02:08:28 anholt Exp $ + */ + +#include "dev/drm/drmP.h" + +#if PAGE_SIZE == 8192 +# define ATI_PCIGART_TABLE_ORDER 2 +# define ATI_PCIGART_TABLE_PAGES (1 << 2) +#elif PAGE_SIZE == 4096 +# define ATI_PCIGART_TABLE_ORDER 3 +# define ATI_PCIGART_TABLE_PAGES (1 << 3) +#elif +# error - PAGE_SIZE not 8K or 4K +#endif + +# define ATI_MAX_PCIGART_PAGES 8192 /* 32 MB aperture, 4K pages */ +# define ATI_PCIGART_PAGE_SIZE 4096 /* PCI GART page size */ + +int DRM(ati_pcigart_init)( drm_device_t *dev, + unsigned long *addr, + dma_addr_t *bus_addr) +{ + drm_sg_mem_t *entry = dev->sg; + unsigned long address = 0; + unsigned long pages; + u32 *pci_gart=0, page_base, bus_address = 0; + int i, j, ret = 0; + + if ( !entry ) { + DRM_ERROR( "no scatter/gather memory!\n" ); + goto done; + } + + address = (long)contigmalloc((1 << ATI_PCIGART_TABLE_ORDER) * PAGE_SIZE, + DRM(M_DRM), M_WAITOK, 0ul, 0xfffffffful, PAGE_SIZE, 0); + if ( !address ) { + DRM_ERROR( "cannot allocate PCI GART page!\n" ); + goto done; + } + + /* XXX: we need to busdma this */ + bus_address = vtophys( address ); + + pci_gart = (u32 *)address; + + pages = ( entry->pages <= ATI_MAX_PCIGART_PAGES ) + ? entry->pages : ATI_MAX_PCIGART_PAGES; + + bzero( pci_gart, ATI_MAX_PCIGART_PAGES * sizeof(u32) ); + + for ( i = 0 ; i < pages ; i++ ) { + entry->busaddr[i] = vtophys( entry->handle + (i*PAGE_SIZE) ); + page_base = (u32) entry->busaddr[i]; + + for (j = 0; j < (PAGE_SIZE / ATI_PCIGART_PAGE_SIZE); j++) { + *pci_gart++ = cpu_to_le32( page_base ); + page_base += ATI_PCIGART_PAGE_SIZE; + } + } + + ret = 1; + +done: + *addr = address; + *bus_addr = bus_address; + return ret; +} + +int DRM(ati_pcigart_cleanup)( drm_device_t *dev, + unsigned long addr, + dma_addr_t bus_addr) +{ + drm_sg_mem_t *entry = dev->sg; + + /* we need to support large memory configurations */ + if ( !entry ) { + DRM_ERROR( "no scatter/gather memory!\n" ); + return 0; + } + +#if __FreeBSD_version > 500000 + contigfree( (void *)addr, (1 << ATI_PCIGART_TABLE_ORDER) * PAGE_SIZE, DRM(M_DRM)); /* Not available on 4.x */ +#endif + return 1; +} Index: dev/drm/drm.h =================================================================== RCS file: dev/drm/drm.h diff -N dev/drm/drm.h --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/drm.h 12 Mar 2003 00:15:12 -0000 @@ -0,0 +1,475 @@ +/* drm.h -- Header for Direct Rendering Manager -*- linux-c -*- + * Created: Mon Jan 4 10:05:05 1999 by faith@precisioninsight.com + * + * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. + * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. + * All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: + * Rickard E. (Rik) Faith + * + * Acknowledgements: + * Dec 1999, Richard Henderson , move to generic cmpxchg. + * + * $FreeBSD: src/sys/dev/drm/drm.h,v 1.3 2003/03/09 02:08:28 anholt Exp $ + */ + +#ifndef _DRM_H_ +#define _DRM_H_ + +#if defined(__linux__) +#include +#include /* For _IO* macros */ +#define DRM_IOCTL_NR(n) _IOC_NR(n) +#define DRM_IOC_VOID _IOC_NONE +#define DRM_IOC_READ _IOC_READ +#define DRM_IOC_WRITE _IOC_WRITE +#define DRM_IOC_READWRITE _IOC_READ|_IOC_WRITE +#define DRM_IOC(dir, group, nr, size) _IOC(dir, group, nr, size) +#elif defined(__FreeBSD__) || defined(__NetBSD__) +#if defined(__FreeBSD__) && defined(XFree86Server) +/* Prevent name collision when including sys/ioccom.h */ +#undef ioctl +#include +#define ioctl(a,b,c) xf86ioctl(a,b,c) +#else +#include +#endif /* __FreeBSD__ && xf86ioctl */ +#define DRM_IOCTL_NR(n) ((n) & 0xff) +#define DRM_IOC_VOID IOC_VOID +#define DRM_IOC_READ IOC_OUT +#define DRM_IOC_WRITE IOC_IN +#define DRM_IOC_READWRITE IOC_INOUT +#define DRM_IOC(dir, group, nr, size) _IOC(dir, group, nr, size) +#endif + +#define XFREE86_VERSION(major,minor,patch,snap) \ + ((major << 16) | (minor << 8) | patch) + +#ifndef CONFIG_XFREE86_VERSION +#define CONFIG_XFREE86_VERSION XFREE86_VERSION(4,1,0,0) +#endif + +#if CONFIG_XFREE86_VERSION < XFREE86_VERSION(4,1,0,0) +#define DRM_PROC_DEVICES "/proc/devices" +#define DRM_PROC_MISC "/proc/misc" +#define DRM_PROC_DRM "/proc/drm" +#define DRM_DEV_DRM "/dev/drm" +#define DRM_DEV_MODE (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP) +#define DRM_DEV_UID 0 +#define DRM_DEV_GID 0 +#endif + +#if CONFIG_XFREE86_VERSION >= XFREE86_VERSION(4,1,0,0) +#define DRM_MAJOR 226 +#define DRM_MAX_MINOR 15 +#endif +#define DRM_NAME "drm" /* Name in kernel, /dev, and /proc */ +#define DRM_MIN_ORDER 5 /* At least 2^5 bytes = 32 bytes */ +#define DRM_MAX_ORDER 22 /* Up to 2^22 bytes = 4MB */ +#define DRM_RAM_PERCENT 10 /* How much system ram can we lock? */ + +#define _DRM_LOCK_HELD 0x80000000 /* Hardware lock is held */ +#define _DRM_LOCK_CONT 0x40000000 /* Hardware lock is contended */ +#define _DRM_LOCK_IS_HELD(lock) ((lock) & _DRM_LOCK_HELD) +#define _DRM_LOCK_IS_CONT(lock) ((lock) & _DRM_LOCK_CONT) +#define _DRM_LOCKING_CONTEXT(lock) ((lock) & ~(_DRM_LOCK_HELD|_DRM_LOCK_CONT)) + +typedef unsigned long drm_handle_t; +typedef unsigned int drm_context_t; +typedef unsigned int drm_drawable_t; +typedef unsigned int drm_magic_t; + +/* Warning: If you change this structure, make sure you change + * XF86DRIClipRectRec in the server as well */ + +/* KW: Actually it's illegal to change either for + * backwards-compatibility reasons. + */ + +typedef struct drm_clip_rect { + unsigned short x1; + unsigned short y1; + unsigned short x2; + unsigned short y2; +} drm_clip_rect_t; + +typedef struct drm_tex_region { + unsigned char next; + unsigned char prev; + unsigned char in_use; + unsigned char padding; + unsigned int age; +} drm_tex_region_t; + +typedef struct drm_version { + int version_major; /* Major version */ + int version_minor; /* Minor version */ + int version_patchlevel;/* Patch level */ + size_t name_len; /* Length of name buffer */ + char *name; /* Name of driver */ + size_t date_len; /* Length of date buffer */ + char *date; /* User-space buffer to hold date */ + size_t desc_len; /* Length of desc buffer */ + char *desc; /* User-space buffer to hold desc */ +} drm_version_t; + +typedef struct drm_unique { + size_t unique_len; /* Length of unique */ + char *unique; /* Unique name for driver instantiation */ +} drm_unique_t; + +typedef struct drm_list { + int count; /* Length of user-space structures */ + drm_version_t *version; +} drm_list_t; + +typedef struct drm_block { + int unused; +} drm_block_t; + +typedef struct drm_control { + enum { + DRM_ADD_COMMAND, + DRM_RM_COMMAND, + DRM_INST_HANDLER, + DRM_UNINST_HANDLER + } func; + int irq; +} drm_control_t; + +typedef enum drm_map_type { + _DRM_FRAME_BUFFER = 0, /* WC (no caching), no core dump */ + _DRM_REGISTERS = 1, /* no caching, no core dump */ + _DRM_SHM = 2, /* shared, cached */ + _DRM_AGP = 3, /* AGP/GART */ + _DRM_SCATTER_GATHER = 4 /* Scatter/gather memory for PCI DMA */ +} drm_map_type_t; + +typedef enum drm_map_flags { + _DRM_RESTRICTED = 0x01, /* Cannot be mapped to user-virtual */ + _DRM_READ_ONLY = 0x02, + _DRM_LOCKED = 0x04, /* shared, cached, locked */ + _DRM_KERNEL = 0x08, /* kernel requires access */ + _DRM_WRITE_COMBINING = 0x10, /* use write-combining if available */ + _DRM_CONTAINS_LOCK = 0x20, /* SHM page that contains lock */ + _DRM_REMOVABLE = 0x40 /* Removable mapping */ +} drm_map_flags_t; + +typedef struct drm_ctx_priv_map { + unsigned int ctx_id; /* Context requesting private mapping */ + void *handle; /* Handle of map */ +} drm_ctx_priv_map_t; + +typedef struct drm_map { + unsigned long offset; /* Requested physical address (0 for SAREA)*/ + unsigned long size; /* Requested physical size (bytes) */ + drm_map_type_t type; /* Type of memory to map */ + drm_map_flags_t flags; /* Flags */ + void *handle; /* User-space: "Handle" to pass to mmap */ + /* Kernel-space: kernel-virtual address */ + int mtrr; /* MTRR slot used */ + /* Private data */ +} drm_map_t; + +typedef struct drm_client { + int idx; /* Which client desired? */ + int auth; /* Is client authenticated? */ + unsigned long pid; /* Process id */ + unsigned long uid; /* User id */ + unsigned long magic; /* Magic */ + unsigned long iocs; /* Ioctl count */ +} drm_client_t; + +typedef enum { + _DRM_STAT_LOCK, + _DRM_STAT_OPENS, + _DRM_STAT_CLOSES, + _DRM_STAT_IOCTLS, + _DRM_STAT_LOCKS, + _DRM_STAT_UNLOCKS, + _DRM_STAT_VALUE, /* Generic value */ + _DRM_STAT_BYTE, /* Generic byte counter (1024bytes/K) */ + _DRM_STAT_COUNT, /* Generic non-byte counter (1000/k) */ + + _DRM_STAT_IRQ, /* IRQ */ + _DRM_STAT_PRIMARY, /* Primary DMA bytes */ + _DRM_STAT_SECONDARY, /* Secondary DMA bytes */ + _DRM_STAT_DMA, /* DMA */ + _DRM_STAT_SPECIAL, /* Special DMA (e.g., priority or polled) */ + _DRM_STAT_MISSED /* Missed DMA opportunity */ + + /* Add to the *END* of the list */ +} drm_stat_type_t; + +typedef struct drm_stats { + unsigned long count; + struct { + unsigned long value; + drm_stat_type_t type; + } data[15]; +} drm_stats_t; + +typedef enum drm_lock_flags { + _DRM_LOCK_READY = 0x01, /* Wait until hardware is ready for DMA */ + _DRM_LOCK_QUIESCENT = 0x02, /* Wait until hardware quiescent */ + _DRM_LOCK_FLUSH = 0x04, /* Flush this context's DMA queue first */ + _DRM_LOCK_FLUSH_ALL = 0x08, /* Flush all DMA queues first */ + /* These *HALT* flags aren't supported yet + -- they will be used to support the + full-screen DGA-like mode. */ + _DRM_HALT_ALL_QUEUES = 0x10, /* Halt all current and future queues */ + _DRM_HALT_CUR_QUEUES = 0x20 /* Halt all current queues */ +} drm_lock_flags_t; + +typedef struct drm_lock { + int context; + drm_lock_flags_t flags; +} drm_lock_t; + +typedef enum drm_dma_flags { /* These values *MUST* match xf86drm.h */ + /* Flags for DMA buffer dispatch */ + _DRM_DMA_BLOCK = 0x01, /* Block until buffer dispatched. + Note, the buffer may not yet have + been processed by the hardware -- + getting a hardware lock with the + hardware quiescent will ensure + that the buffer has been + processed. */ + _DRM_DMA_WHILE_LOCKED = 0x02, /* Dispatch while lock held */ + _DRM_DMA_PRIORITY = 0x04, /* High priority dispatch */ + + /* Flags for DMA buffer request */ + _DRM_DMA_WAIT = 0x10, /* Wait for free buffers */ + _DRM_DMA_SMALLER_OK = 0x20, /* Smaller-than-requested buffers ok */ + _DRM_DMA_LARGER_OK = 0x40 /* Larger-than-requested buffers ok */ +} drm_dma_flags_t; + +typedef struct drm_buf_desc { + int count; /* Number of buffers of this size */ + int size; /* Size in bytes */ + int low_mark; /* Low water mark */ + int high_mark; /* High water mark */ + enum { + _DRM_PAGE_ALIGN = 0x01, /* Align on page boundaries for DMA */ + _DRM_AGP_BUFFER = 0x02, /* Buffer is in agp space */ + _DRM_SG_BUFFER = 0x04 /* Scatter/gather memory buffer */ + } flags; + unsigned long agp_start; /* Start address of where the agp buffers + * are in the agp aperture */ +} drm_buf_desc_t; + +typedef struct drm_buf_info { + int count; /* Entries in list */ + drm_buf_desc_t *list; +} drm_buf_info_t; + +typedef struct drm_buf_free { + int count; + int *list; +} drm_buf_free_t; + +typedef struct drm_buf_pub { + int idx; /* Index into master buflist */ + int total; /* Buffer size */ + int used; /* Amount of buffer in use (for DMA) */ + void *address; /* Address of buffer */ +} drm_buf_pub_t; + +typedef struct drm_buf_map { + int count; /* Length of buflist */ + void *virtual; /* Mmaped area in user-virtual */ + drm_buf_pub_t *list; /* Buffer information */ +} drm_buf_map_t; + +typedef struct drm_dma { + /* Indices here refer to the offset into + buflist in drm_buf_get_t. */ + int context; /* Context handle */ + int send_count; /* Number of buffers to send */ + int *send_indices; /* List of handles to buffers */ + int *send_sizes; /* Lengths of data to send */ + drm_dma_flags_t flags; /* Flags */ + int request_count; /* Number of buffers requested */ + int request_size; /* Desired size for buffers */ + int *request_indices; /* Buffer information */ + int *request_sizes; + int granted_count; /* Number of buffers granted */ +} drm_dma_t; + +typedef enum { + _DRM_CONTEXT_PRESERVED = 0x01, + _DRM_CONTEXT_2DONLY = 0x02 +} drm_ctx_flags_t; + +typedef struct drm_ctx { + drm_context_t handle; + drm_ctx_flags_t flags; +} drm_ctx_t; + +typedef struct drm_ctx_res { + int count; + drm_ctx_t *contexts; +} drm_ctx_res_t; + +typedef struct drm_draw { + drm_drawable_t handle; +} drm_draw_t; + +typedef struct drm_auth { + drm_magic_t magic; +} drm_auth_t; + +typedef struct drm_irq_busid { + int irq; + int busnum; + int devnum; + int funcnum; +} drm_irq_busid_t; + +typedef enum { + _DRM_VBLANK_ABSOLUTE = 0x0, /* Wait for specific vblank sequence number */ + _DRM_VBLANK_RELATIVE = 0x1, /* Wait for given number of vblanks */ + _DRM_VBLANK_SIGNAL = 0x40000000 /* Send signal instead of blocking */ +} drm_vblank_seq_type_t; + +#define _DRM_VBLANK_FLAGS_MASK _DRM_VBLANK_SIGNAL + +struct drm_wait_vblank_request { + drm_vblank_seq_type_t type; + unsigned int sequence; + unsigned long signal; +}; + +struct drm_wait_vblank_reply { + drm_vblank_seq_type_t type; + unsigned int sequence; + long tval_sec; + long tval_usec; +}; + +typedef union drm_wait_vblank { + struct drm_wait_vblank_request request; + struct drm_wait_vblank_reply reply; +} drm_wait_vblank_t; + +typedef struct drm_agp_mode { + unsigned long mode; +} drm_agp_mode_t; + + /* For drm_agp_alloc -- allocated a buffer */ +typedef struct drm_agp_buffer { + unsigned long size; /* In bytes -- will round to page boundary */ + unsigned long handle; /* Used for BIND/UNBIND ioctls */ + unsigned long type; /* Type of memory to allocate */ + unsigned long physical; /* Physical used by i810 */ +} drm_agp_buffer_t; + + /* For drm_agp_bind */ +typedef struct drm_agp_binding { + unsigned long handle; /* From drm_agp_buffer */ + unsigned long offset; /* In bytes -- will round to page boundary */ +} drm_agp_binding_t; + +typedef struct drm_agp_info { + int agp_version_major; + int agp_version_minor; + unsigned long mode; + unsigned long aperture_base; /* physical address */ + unsigned long aperture_size; /* bytes */ + unsigned long memory_allowed; /* bytes */ + unsigned long memory_used; + + /* PCI information */ + unsigned short id_vendor; + unsigned short id_device; +} drm_agp_info_t; + +typedef struct drm_scatter_gather { + unsigned long size; /* In bytes -- will round to page boundary */ + unsigned long handle; /* Used for mapping / unmapping */ +} drm_scatter_gather_t; + +#define DRM_IOCTL_BASE 'd' +#define DRM_IO(nr) _IO(DRM_IOCTL_BASE,nr) +#define DRM_IOR(nr,type) _IOR(DRM_IOCTL_BASE,nr,type) +#define DRM_IOW(nr,type) _IOW(DRM_IOCTL_BASE,nr,type) +#define DRM_IOWR(nr,type) _IOWR(DRM_IOCTL_BASE,nr,type) + +#define DRM_IOCTL_VERSION DRM_IOWR(0x00, drm_version_t) +#define DRM_IOCTL_GET_UNIQUE DRM_IOWR(0x01, drm_unique_t) +#define DRM_IOCTL_GET_MAGIC DRM_IOR( 0x02, drm_auth_t) +#define DRM_IOCTL_IRQ_BUSID DRM_IOWR(0x03, drm_irq_busid_t) +#define DRM_IOCTL_GET_MAP DRM_IOWR(0x04, drm_map_t) +#define DRM_IOCTL_GET_CLIENT DRM_IOWR(0x05, drm_client_t) +#define DRM_IOCTL_GET_STATS DRM_IOR( 0x06, drm_stats_t) + +#define DRM_IOCTL_SET_UNIQUE DRM_IOW( 0x10, drm_unique_t) +#define DRM_IOCTL_AUTH_MAGIC DRM_IOW( 0x11, drm_auth_t) +#define DRM_IOCTL_BLOCK DRM_IOWR(0x12, drm_block_t) +#define DRM_IOCTL_UNBLOCK DRM_IOWR(0x13, drm_block_t) +#define DRM_IOCTL_CONTROL DRM_IOW( 0x14, drm_control_t) +#define DRM_IOCTL_ADD_MAP DRM_IOWR(0x15, drm_map_t) +#define DRM_IOCTL_ADD_BUFS DRM_IOWR(0x16, drm_buf_desc_t) +#define DRM_IOCTL_MARK_BUFS DRM_IOW( 0x17, drm_buf_desc_t) +#define DRM_IOCTL_INFO_BUFS DRM_IOWR(0x18, drm_buf_info_t) +#define DRM_IOCTL_MAP_BUFS DRM_IOWR(0x19, drm_buf_map_t) +#define DRM_IOCTL_FREE_BUFS DRM_IOW( 0x1a, drm_buf_free_t) + +#define DRM_IOCTL_RM_MAP DRM_IOW( 0x1b, drm_map_t) + +#define DRM_IOCTL_SET_SAREA_CTX DRM_IOW( 0x1c, drm_ctx_priv_map_t) +#define DRM_IOCTL_GET_SAREA_CTX DRM_IOWR(0x1d, drm_ctx_priv_map_t) + +#define DRM_IOCTL_ADD_CTX DRM_IOWR(0x20, drm_ctx_t) +#define DRM_IOCTL_RM_CTX DRM_IOWR(0x21, drm_ctx_t) +#define DRM_IOCTL_MOD_CTX DRM_IOW( 0x22, drm_ctx_t) +#define DRM_IOCTL_GET_CTX DRM_IOWR(0x23, drm_ctx_t) +#define DRM_IOCTL_SWITCH_CTX DRM_IOW( 0x24, drm_ctx_t) +#define DRM_IOCTL_NEW_CTX DRM_IOW( 0x25, drm_ctx_t) +#define DRM_IOCTL_RES_CTX DRM_IOWR(0x26, drm_ctx_res_t) +#define DRM_IOCTL_ADD_DRAW DRM_IOWR(0x27, drm_draw_t) +#define DRM_IOCTL_RM_DRAW DRM_IOWR(0x28, drm_draw_t) +#define DRM_IOCTL_DMA DRM_IOWR(0x29, drm_dma_t) +#define DRM_IOCTL_LOCK DRM_IOW( 0x2a, drm_lock_t) +#define DRM_IOCTL_UNLOCK DRM_IOW( 0x2b, drm_lock_t) +#define DRM_IOCTL_FINISH DRM_IOW( 0x2c, drm_lock_t) + +#define DRM_IOCTL_AGP_ACQUIRE DRM_IO( 0x30) +#define DRM_IOCTL_AGP_RELEASE DRM_IO( 0x31) +#define DRM_IOCTL_AGP_ENABLE DRM_IOW( 0x32, drm_agp_mode_t) +#define DRM_IOCTL_AGP_INFO DRM_IOR( 0x33, drm_agp_info_t) +#define DRM_IOCTL_AGP_ALLOC DRM_IOWR(0x34, drm_agp_buffer_t) +#define DRM_IOCTL_AGP_FREE DRM_IOW( 0x35, drm_agp_buffer_t) +#define DRM_IOCTL_AGP_BIND DRM_IOW( 0x36, drm_agp_binding_t) +#define DRM_IOCTL_AGP_UNBIND DRM_IOW( 0x37, drm_agp_binding_t) + +#define DRM_IOCTL_SG_ALLOC DRM_IOW( 0x38, drm_scatter_gather_t) +#define DRM_IOCTL_SG_FREE DRM_IOW( 0x39, drm_scatter_gather_t) + +#define DRM_IOCTL_WAIT_VBLANK DRM_IOWR(0x3a, drm_wait_vblank_t) + +/* Device specfic ioctls should only be in their respective headers + * The device specific ioctl range is 0x40 to 0x79. */ +#define DRM_COMMAND_BASE 0x40 + +#endif Index: dev/drm/drmP.h =================================================================== RCS file: dev/drm/drmP.h diff -N dev/drm/drmP.h --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/drmP.h 12 Mar 2003 00:15:12 -0000 @@ -0,0 +1,672 @@ +/* drmP.h -- Private header for Direct Rendering Manager -*- linux-c -*- + * Created: Mon Jan 4 10:05:05 1999 by faith@precisioninsight.com + * + * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. + * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. + * All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: + * Rickard E. (Rik) Faith + * Gareth Hughes + * $FreeBSD: src/sys/dev/drm/drmP.h,v 1.3 2003/03/09 02:08:28 anholt Exp $ + */ + +#ifndef _DRM_P_H_ +#define _DRM_P_H_ + +#if defined(_KERNEL) || defined(__KERNEL__) + +/* DRM template customization defaults + */ +#ifndef __HAVE_AGP +#define __HAVE_AGP 0 +#endif +#ifndef __HAVE_MTRR +#define __HAVE_MTRR 0 +#endif +#ifndef __HAVE_CTX_BITMAP +#define __HAVE_CTX_BITMAP 0 +#endif +#ifndef __HAVE_DMA +#define __HAVE_DMA 0 +#endif +#ifndef __HAVE_DMA_IRQ +#define __HAVE_DMA_IRQ 0 +#endif +#ifndef __HAVE_DMA_WAITLIST +#define __HAVE_DMA_WAITLIST 0 +#endif +#ifndef __HAVE_DMA_FREELIST +#define __HAVE_DMA_FREELIST 0 +#endif +#ifndef __HAVE_DMA_HISTOGRAM +#define __HAVE_DMA_HISTOGRAM 0 +#endif + +#define DRM_DEBUG_CODE 0 /* Include debugging code (if > 1, then + also include looping detection. */ + +typedef struct drm_device drm_device_t; +typedef struct drm_file drm_file_t; + +/* There's undoubtably more of this file to go into these OS dependent ones. */ + +#ifdef __FreeBSD__ +#include "dev/drm/drm_os_freebsd.h" +#elif defined __NetBSD__ +#include "dev/drm/drm_os_netbsd.h" +#endif + +#include "dev/drm/drm.h" + +/* Begin the DRM... */ + +#define DRM_HASH_SIZE 16 /* Size of key hash table */ +#define DRM_KERNEL_CONTEXT 0 /* Change drm_resctx if changed */ +#define DRM_RESERVED_CONTEXTS 1 /* Change drm_resctx if changed */ +#define DRM_LOOPING_LIMIT 5000000 +#define DRM_BSZ 1024 /* Buffer size for /dev/drm? output */ +#define DRM_LOCK_SLICE 1 /* Time slice for lock, in jiffies */ + +#define DRM_FLAG_DEBUG 0x01 +#define DRM_FLAG_NOCTX 0x02 + +#define DRM_MEM_DMA 0 +#define DRM_MEM_SAREA 1 +#define DRM_MEM_DRIVER 2 +#define DRM_MEM_MAGIC 3 +#define DRM_MEM_IOCTLS 4 +#define DRM_MEM_MAPS 5 +#define DRM_MEM_VMAS 6 +#define DRM_MEM_BUFS 7 +#define DRM_MEM_SEGS 8 +#define DRM_MEM_PAGES 9 +#define DRM_MEM_FILES 10 +#define DRM_MEM_QUEUES 11 +#define DRM_MEM_CMDS 12 +#define DRM_MEM_MAPPINGS 13 +#define DRM_MEM_BUFLISTS 14 +#define DRM_MEM_AGPLISTS 15 +#define DRM_MEM_TOTALAGP 16 +#define DRM_MEM_BOUNDAGP 17 +#define DRM_MEM_CTXBITMAP 18 +#define DRM_MEM_STUB 19 +#define DRM_MEM_SGLISTS 20 + +#define DRM_MAX_CTXBITMAP (PAGE_SIZE * 8) + + /* Backward compatibility section */ + /* _PAGE_WT changed to _PAGE_PWT in 2.2.6 */ +#ifndef _PAGE_PWT +#define _PAGE_PWT _PAGE_WT +#endif + + /* Mapping helper macros */ +#define DRM_IOREMAP(map) \ + (map)->handle = DRM(ioremap)( dev, map ) + +#define DRM_IOREMAP_NOCACHE(map) \ + (map)->handle = DRM(ioremap_nocache)( dev, map ) + +#define DRM_IOREMAPFREE(map) \ + do { \ + if ( (map)->handle && (map)->size ) \ + DRM(ioremapfree)( map ); \ + } while (0) + + /* Internal types and structures */ +#define DRM_ARRAY_SIZE(x) (sizeof(x)/sizeof(x[0])) +#define DRM_MIN(a,b) ((a)<(b)?(a):(b)) +#define DRM_MAX(a,b) ((a)>(b)?(a):(b)) + +#define DRM_LEFTCOUNT(x) (((x)->rp + (x)->count - (x)->wp) % ((x)->count + 1)) +#define DRM_BUFCOUNT(x) ((x)->count - DRM_LEFTCOUNT(x)) +#define DRM_WAITCOUNT(dev,idx) DRM_BUFCOUNT(&dev->queuelist[idx]->waitlist) + +#define DRM_GET_PRIV_SAREA(_dev, _ctx, _map) do { \ + (_map) = (_dev)->context_sareas[_ctx]; \ +} while(0) + + +typedef struct drm_pci_list { + u16 vendor; + u16 device; +} drm_pci_list_t; + +typedef struct drm_ioctl_desc { + d_ioctl_t *func; + int auth_needed; + int root_only; +} drm_ioctl_desc_t; + +typedef struct drm_devstate { + pid_t owner; /* X server pid holding x_lock */ + +} drm_devstate_t; + +typedef struct drm_magic_entry { + drm_magic_t magic; + struct drm_file *priv; + struct drm_magic_entry *next; +} drm_magic_entry_t; + +typedef struct drm_magic_head { + struct drm_magic_entry *head; + struct drm_magic_entry *tail; +} drm_magic_head_t; + +typedef struct drm_vma_entry { + struct vm_area_struct *vma; + struct drm_vma_entry *next; + pid_t pid; +} drm_vma_entry_t; + +typedef struct drm_buf { + int idx; /* Index into master buflist */ + int total; /* Buffer size */ + int order; /* log-base-2(total) */ + int used; /* Amount of buffer in use (for DMA) */ + unsigned long offset; /* Byte offset (used internally) */ + void *address; /* Address of buffer */ + unsigned long bus_address; /* Bus address of buffer */ + struct drm_buf *next; /* Kernel-only: used for free list */ + __volatile__ int waiting; /* On kernel DMA queue */ + __volatile__ int pending; /* On hardware DMA queue */ + wait_queue_head_t dma_wait; /* Processes waiting */ + pid_t pid; /* PID of holding process */ + int context; /* Kernel queue for this buffer */ + int while_locked;/* Dispatch this buffer while locked */ + enum { + DRM_LIST_NONE = 0, + DRM_LIST_FREE = 1, + DRM_LIST_WAIT = 2, + DRM_LIST_PEND = 3, + DRM_LIST_PRIO = 4, + DRM_LIST_RECLAIM = 5 + } list; /* Which list we're on */ + +#if DRM_DMA_HISTOGRAM + cycles_t time_queued; /* Queued to kernel DMA queue */ + cycles_t time_dispatched; /* Dispatched to hardware */ + cycles_t time_completed; /* Completed by hardware */ + cycles_t time_freed; /* Back on freelist */ +#endif + + int dev_priv_size; /* Size of buffer private stoarge */ + void *dev_private; /* Per-buffer private storage */ +} drm_buf_t; + +#if DRM_DMA_HISTOGRAM +#define DRM_DMA_HISTOGRAM_SLOTS 9 +#define DRM_DMA_HISTOGRAM_INITIAL 10 +#define DRM_DMA_HISTOGRAM_NEXT(current) ((current)*10) +typedef struct drm_histogram { + atomic_t total; + + atomic_t queued_to_dispatched[DRM_DMA_HISTOGRAM_SLOTS]; + atomic_t dispatched_to_completed[DRM_DMA_HISTOGRAM_SLOTS]; + atomic_t completed_to_freed[DRM_DMA_HISTOGRAM_SLOTS]; + + atomic_t queued_to_completed[DRM_DMA_HISTOGRAM_SLOTS]; + atomic_t queued_to_freed[DRM_DMA_HISTOGRAM_SLOTS]; + + atomic_t dma[DRM_DMA_HISTOGRAM_SLOTS]; + atomic_t schedule[DRM_DMA_HISTOGRAM_SLOTS]; + atomic_t ctx[DRM_DMA_HISTOGRAM_SLOTS]; + atomic_t lacq[DRM_DMA_HISTOGRAM_SLOTS]; + atomic_t lhld[DRM_DMA_HISTOGRAM_SLOTS]; +} drm_histogram_t; +#endif + + /* bufs is one longer than it has to be */ +typedef struct drm_waitlist { + int count; /* Number of possible buffers */ + drm_buf_t **bufs; /* List of pointers to buffers */ + drm_buf_t **rp; /* Read pointer */ + drm_buf_t **wp; /* Write pointer */ + drm_buf_t **end; /* End pointer */ + DRM_SPINTYPE read_lock; + DRM_SPINTYPE write_lock; +} drm_waitlist_t; + +typedef struct drm_freelist { + int initialized; /* Freelist in use */ + atomic_t count; /* Number of free buffers */ + drm_buf_t *next; /* End pointer */ + + wait_queue_head_t waiting; /* Processes waiting on free bufs */ + int low_mark; /* Low water mark */ + int high_mark; /* High water mark */ + atomic_t wfh; /* If waiting for high mark */ + DRM_SPINTYPE lock; +} drm_freelist_t; + +typedef struct drm_buf_entry { + int buf_size; + int buf_count; + drm_buf_t *buflist; + int seg_count; + int page_order; + unsigned long *seglist; + + drm_freelist_t freelist; +} drm_buf_entry_t; + +typedef struct drm_hw_lock { + __volatile__ unsigned int lock; + char padding[60]; /* Pad to cache line */ +} drm_hw_lock_t; + +typedef TAILQ_HEAD(drm_file_list, drm_file) drm_file_list_t; +struct drm_file { + TAILQ_ENTRY(drm_file) link; + int authenticated; + int minor; + pid_t pid; + uid_t uid; + int refs; + drm_magic_t magic; + unsigned long ioctl_count; + struct drm_device *devXX; +}; + +typedef struct drm_queue { + atomic_t use_count; /* Outstanding uses (+1) */ + atomic_t finalization; /* Finalization in progress */ + atomic_t block_count; /* Count of processes waiting */ + atomic_t block_read; /* Queue blocked for reads */ + wait_queue_head_t read_queue; /* Processes waiting on block_read */ + atomic_t block_write; /* Queue blocked for writes */ + wait_queue_head_t write_queue; /* Processes waiting on block_write */ +#if 1 + atomic_t total_queued; /* Total queued statistic */ + atomic_t total_flushed;/* Total flushes statistic */ + atomic_t total_locks; /* Total locks statistics */ +#endif + drm_ctx_flags_t flags; /* Context preserving and 2D-only */ + drm_waitlist_t waitlist; /* Pending buffers */ + wait_queue_head_t flush_queue; /* Processes waiting until flush */ +} drm_queue_t; + +typedef struct drm_lock_data { + drm_hw_lock_t *hw_lock; /* Hardware lock */ + pid_t pid; /* PID of lock holder (0=kernel) */ + wait_queue_head_t lock_queue; /* Queue of blocked processes */ + unsigned long lock_time; /* Time of last lock in jiffies */ +} drm_lock_data_t; + +typedef struct drm_device_dma { +#if 0 + /* Performance Counters */ + atomic_t total_prio; /* Total DRM_DMA_PRIORITY */ + atomic_t total_bytes; /* Total bytes DMA'd */ + atomic_t total_dmas; /* Total DMA buffers dispatched */ + + atomic_t total_missed_dma; /* Missed drm_do_dma */ + atomic_t total_missed_lock; /* Missed lock in drm_do_dma */ + atomic_t total_missed_free; /* Missed drm_free_this_buffer */ + atomic_t total_missed_sched;/* Missed drm_dma_schedule */ + + atomic_t total_tried; /* Tried next_buffer */ + atomic_t total_hit; /* Sent next_buffer */ + atomic_t total_lost; /* Lost interrupt */ +#endif + + drm_buf_entry_t bufs[DRM_MAX_ORDER+1]; + int buf_count; + drm_buf_t **buflist; /* Vector of pointers info bufs */ + int seg_count; + int page_count; + unsigned long *pagelist; + unsigned long byte_count; + enum { + _DRM_DMA_USE_AGP = 0x01, + _DRM_DMA_USE_SG = 0x02 + } flags; + + /* DMA support */ + drm_buf_t *this_buffer; /* Buffer being sent */ + drm_buf_t *next_buffer; /* Selected buffer to send */ + drm_queue_t *next_queue; /* Queue from which buffer selected*/ + wait_queue_head_t waiting; /* Processes waiting on free bufs */ +} drm_device_dma_t; + +#if __REALLY_HAVE_AGP +typedef struct drm_agp_mem { + void *handle; + unsigned long bound; /* address */ + int pages; + struct drm_agp_mem *prev; + struct drm_agp_mem *next; +} drm_agp_mem_t; + +typedef struct drm_agp_head { + device_t agpdev; + struct agp_info info; + const char *chipset; + drm_agp_mem_t *memory; + unsigned long mode; + int enabled; + int acquired; + unsigned long base; + int agp_mtrr; + int cant_use_aperture; + unsigned long page_mask; +} drm_agp_head_t; +#endif + +typedef struct drm_sg_mem { + unsigned long handle; + void *virtual; + int pages; + dma_addr_t *busaddr; +} drm_sg_mem_t; + +typedef struct drm_sigdata { + int context; + drm_hw_lock_t *lock; +} drm_sigdata_t; + +typedef struct drm_local_map { + unsigned long offset; /* Physical address (0 for SAREA)*/ + unsigned long size; /* Physical size (bytes) */ + drm_map_type_t type; /* Type of memory mapped */ + drm_map_flags_t flags; /* Flags */ + void *handle; /* User-space: "Handle" to pass to mmap */ + /* Kernel-space: kernel-virtual address */ + int mtrr; /* MTRR slot used */ + /* Private data */ + bus_space_tag_t iot; + bus_space_handle_t ioh; +} drm_local_map_t; + +typedef TAILQ_HEAD(drm_map_list, drm_map_list_entry) drm_map_list_t; +typedef struct drm_map_list_entry { + TAILQ_ENTRY(drm_map_list_entry) link; + drm_local_map_t *map; +} drm_map_list_entry_t; + +TAILQ_HEAD(drm_vbl_sig_list, drm_vbl_sig); +typedef struct drm_vbl_sig { + TAILQ_ENTRY(drm_vbl_sig) link; + unsigned int sequence; + int signo; + int pid; +} drm_vbl_sig_t; + +struct drm_device { +#ifdef __NetBSD__ + struct device device; /* NetBSD's softc is an extension of struct device */ +#endif + const char *name; /* Simple driver name */ + char *unique; /* Unique identifier: e.g., busid */ + int unique_len; /* Length of unique field */ +#ifdef __FreeBSD__ + device_t device; /* Device instance from newbus */ +#endif + dev_t devnode; /* Device number for mknod */ + char *devname; /* For /proc/interrupts */ + + int blocked; /* Blocked due to VC switch? */ + int flags; /* Flags to open(2) */ + int writable; /* Opened with FWRITE */ + + /* Locks */ + DRM_SPINTYPE count_lock; /* For inuse, open_count, buf_use */ + struct lock dev_lock; /* For others */ + /* Usage Counters */ + int open_count; /* Outstanding files open */ + atomic_t ioctl_count; /* Outstanding IOCTLs pending */ + atomic_t vma_count; /* Outstanding vma areas open */ + int buf_use; /* Buffers in use -- cannot alloc */ + atomic_t buf_alloc; /* Buffer allocation in progress */ + + /* Performance counters */ + unsigned long counters; + drm_stat_type_t types[15]; + atomic_t counts[15]; + + /* Authentication */ + drm_file_list_t files; + drm_magic_head_t magiclist[DRM_HASH_SIZE]; + + /* Memory management */ + drm_map_list_t *maplist; /* Linked list of regions */ + int map_count; /* Number of mappable regions */ + + drm_local_map_t **context_sareas; + int max_context; + + drm_vma_entry_t *vmalist; /* List of vmas (for debugging) */ + drm_lock_data_t lock; /* Information on hardware lock */ + + /* DMA queues (contexts) */ + int queue_count; /* Number of active DMA queues */ + int queue_reserved; /* Number of reserved DMA queues */ + int queue_slots; /* Actual length of queuelist */ + drm_queue_t **queuelist; /* Vector of pointers to DMA queues */ + drm_device_dma_t *dma; /* Optional pointer for DMA support */ + + /* Context support */ + int irq; /* Interrupt used by board */ + int irqrid; /* Interrupt used by board */ +#ifdef __FreeBSD__ + struct resource *irqr; /* Resource for interrupt used by board */ +#elif defined(__NetBSD__) + struct pci_attach_args pa; + pci_intr_handle_t ih; +#endif + void *irqh; /* Handle from bus_setup_intr */ + atomic_t context_flag; /* Context swapping flag */ + atomic_t interrupt_flag; /* Interruption handler flag */ + atomic_t dma_flag; /* DMA dispatch flag */ + struct callout timer; /* Timer for delaying ctx switch */ + wait_queue_head_t context_wait; /* Processes waiting on ctx switch */ + int last_checked; /* Last context checked for DMA */ + int last_context; /* Last current context */ + unsigned long last_switch; /* jiffies at last context switch */ +#if __FreeBSD_version >= 400005 + struct task task; +#endif +#if __HAVE_VBL_IRQ + wait_queue_head_t vbl_queue; /* vbl wait channel */ + atomic_t vbl_received; +#if 0 /* vbl signals are untested, ntested */ + struct drm_vbl_sig_list vbl_sig_list; + DRM_SPINTYPE vbl_lock; +#endif +#endif + cycles_t ctx_start; + cycles_t lck_start; +#if __HAVE_DMA_HISTOGRAM + drm_histogram_t histo; +#endif + + /* Callback to X server for context switch + and for heavy-handed reset. */ + char buf[DRM_BSZ]; /* Output buffer */ + char *buf_rp; /* Read pointer */ + char *buf_wp; /* Write pointer */ + char *buf_end; /* End pointer */ +#ifdef __FreeBSD__ + struct sigio *buf_sigio; /* Processes waiting for SIGIO */ +#elif defined(__NetBSD__) + pid_t buf_pgid; +#endif + struct selinfo buf_sel; /* Workspace for select/poll */ + int buf_selecting;/* True if poll sleeper */ + wait_queue_head_t buf_readers; /* Processes waiting to read */ + wait_queue_head_t buf_writers; /* Processes waiting to ctx switch */ + + /* Sysctl support */ + struct drm_sysctl_info *sysctl; + +#if __REALLY_HAVE_AGP + drm_agp_head_t *agp; +#endif + drm_sg_mem_t *sg; /* Scatter gather memory */ + atomic_t *ctx_bitmap; + void *dev_private; + drm_sigdata_t sigdata; /* For block_all_signals */ + sigset_t sigmask; +}; + +extern int DRM(flags); +extern void DRM(parse_options)( char *s ); +extern int DRM(cpu_valid)( void ); + + /* Authentication (drm_auth.h) */ +extern int DRM(add_magic)(drm_device_t *dev, drm_file_t *priv, + drm_magic_t magic); +extern int DRM(remove_magic)(drm_device_t *dev, drm_magic_t magic); + + /* Driver support (drm_drv.h) */ +extern int DRM(version)( DRM_IOCTL_ARGS ); +extern int DRM(write_string)(drm_device_t *dev, const char *s); + + /* Memory management support (drm_memory.h) */ +extern void DRM(mem_init)(void); +extern void DRM(mem_uninit)(void); +extern void *DRM(alloc)(size_t size, int area); +extern void *DRM(realloc)(void *oldpt, size_t oldsize, size_t size, + int area); +extern char *DRM(strdup)(const char *s, int area); +extern void DRM(strfree)(char *s, int area); +extern void DRM(free)(void *pt, size_t size, int area); +extern void *DRM(ioremap)(drm_device_t *dev, drm_local_map_t *map); +extern void *DRM(ioremap_nocache)(drm_device_t *dev, drm_local_map_t *map); +extern void DRM(ioremapfree)(drm_local_map_t *map); + +#if __REALLY_HAVE_AGP +extern agp_memory *DRM(alloc_agp)(int pages, u32 type); +extern int DRM(free_agp)(agp_memory *handle, int pages); +extern int DRM(bind_agp)(agp_memory *handle, unsigned int start); +extern int DRM(unbind_agp)(agp_memory *handle); +#endif + +extern int DRM(context_switch)(drm_device_t *dev, int old, int new); +extern int DRM(context_switch_complete)(drm_device_t *dev, int new); + +#if __HAVE_CTX_BITMAP +extern int DRM(ctxbitmap_init)( drm_device_t *dev ); +extern void DRM(ctxbitmap_cleanup)( drm_device_t *dev ); +extern void DRM(ctxbitmap_free)( drm_device_t *dev, int ctx_handle ); +extern int DRM(ctxbitmap_next)( drm_device_t *dev ); +#endif + + /* Locking IOCTL support (drm_lock.h) */ +extern int DRM(lock_take)(__volatile__ unsigned int *lock, + unsigned int context); +extern int DRM(lock_transfer)(drm_device_t *dev, + __volatile__ unsigned int *lock, + unsigned int context); +extern int DRM(lock_free)(drm_device_t *dev, + __volatile__ unsigned int *lock, + unsigned int context); +extern int DRM(flush_unblock)(drm_device_t *dev, int context, + drm_lock_flags_t flags); +extern int DRM(flush_block_and_flush)(drm_device_t *dev, int context, + drm_lock_flags_t flags); +extern int DRM(notifier)(void *priv); + + /* Buffer management support (drm_bufs.h) */ +extern int DRM(order)( unsigned long size ); + +#if __HAVE_DMA + /* DMA support (drm_dma.h) */ +extern int DRM(dma_setup)(drm_device_t *dev); +extern void DRM(dma_takedown)(drm_device_t *dev); +extern void DRM(free_buffer)(drm_device_t *dev, drm_buf_t *buf); +extern void DRM(reclaim_buffers)(drm_device_t *dev, pid_t pid); +#if __HAVE_OLD_DMA +/* GH: This is a dirty hack for now... + */ +extern void DRM(clear_next_buffer)(drm_device_t *dev); +extern int DRM(select_queue)(drm_device_t *dev, + void (*wrapper)(unsigned long)); +extern int DRM(dma_enqueue)(drm_device_t *dev, drm_dma_t *dma); +extern int DRM(dma_get_buffers)(drm_device_t *dev, drm_dma_t *dma); +#endif +#if __HAVE_DMA_IRQ +extern int DRM(irq_install)( drm_device_t *dev, int irq ); +extern int DRM(irq_uninstall)( drm_device_t *dev ); +extern void DRM(dma_service)( DRM_IRQ_ARGS ); +extern void DRM(driver_irq_preinstall)( drm_device_t *dev ); +extern void DRM(driver_irq_postinstall)( drm_device_t *dev ); +extern void DRM(driver_irq_uninstall)( drm_device_t *dev ); +#if __HAVE_DMA_IRQ_BH +extern void DRM(dma_immediate_bh)( DRM_TASKQUEUE_ARGS ); +#endif +#endif +#if DRM_DMA_HISTOGRAM +extern int DRM(histogram_slot)(unsigned long count); +extern void DRM(histogram_compute)(drm_device_t *dev, drm_buf_t *buf); +#endif + + /* Buffer list support (drm_lists.h) */ +#if __HAVE_DMA_WAITLIST +extern int DRM(waitlist_create)(drm_waitlist_t *bl, int count); +extern int DRM(waitlist_destroy)(drm_waitlist_t *bl); +extern int DRM(waitlist_put)(drm_waitlist_t *bl, drm_buf_t *buf); +extern drm_buf_t *DRM(waitlist_get)(drm_waitlist_t *bl); +#endif +#if __HAVE_DMA_FREELIST +extern int DRM(freelist_create)(drm_freelist_t *bl, int count); +extern int DRM(freelist_destroy)(drm_freelist_t *bl); +extern int DRM(freelist_put)(drm_device_t *dev, drm_freelist_t *bl, + drm_buf_t *buf); +extern drm_buf_t *DRM(freelist_get)(drm_freelist_t *bl, int block); +#endif +#endif /* __HAVE_DMA */ +#if __HAVE_VBL_IRQ +extern int DRM(vblank_wait)(drm_device_t *dev, unsigned int *vbl_seq); +extern void DRM(vbl_send_signals)( drm_device_t *dev ); +#endif + +#if __REALLY_HAVE_AGP + /* AGP/GART support (drm_agpsupport.h) */ +extern drm_agp_head_t *DRM(agp_init)(void); +extern void DRM(agp_uninit)(void); +extern void DRM(agp_do_release)(void); +extern agp_memory *DRM(agp_allocate_memory)(size_t pages, u32 type); +extern int DRM(agp_free_memory)(agp_memory *handle); +extern int DRM(agp_bind_memory)(agp_memory *handle, off_t start); +extern int DRM(agp_unbind_memory)(agp_memory *handle); +#endif + +#if __HAVE_SG + /* Scatter Gather Support (drm_scatter.h) */ +extern void DRM(sg_cleanup)(drm_sg_mem_t *entry); +#endif + +#if __REALLY_HAVE_SG + /* ATI PCIGART support (ati_pcigart.h) */ +extern int DRM(ati_pcigart_init)(drm_device_t *dev, + unsigned long *addr, + dma_addr_t *bus_addr); +extern int DRM(ati_pcigart_cleanup)(drm_device_t *dev, + unsigned long addr, + dma_addr_t bus_addr); +#endif + +#endif /* __KERNEL__ */ +#endif /* _DRM_P_H_ */ Index: dev/drm/drm_agpsupport.h =================================================================== RCS file: dev/drm/drm_agpsupport.h diff -N dev/drm/drm_agpsupport.h --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/drm_agpsupport.h 12 Mar 2003 00:15:12 -0000 @@ -0,0 +1,333 @@ +/* drm_agpsupport.h -- DRM support for AGP/GART backend -*- linux-c -*- + * Created: Mon Dec 13 09:56:45 1999 by faith@precisioninsight.com + * + * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. + * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Author: + * Rickard E. (Rik) Faith + * Gareth Hughes + * $FreeBSD: src/sys/dev/drm/drm_agpsupport.h,v 1.2 2003/03/09 02:08:28 anholt Exp $ + */ + +#include "dev/drm/drmP.h" + +int DRM(agp_info)(DRM_IOCTL_ARGS) +{ + DRM_DEVICE; + struct agp_info *kern; + drm_agp_info_t info; + + if (!dev->agp || !dev->agp->acquired) + return EINVAL; + + kern = &dev->agp->info; + agp_get_info(dev->agp->agpdev, kern); + info.agp_version_major = 1; + info.agp_version_minor = 0; + info.mode = kern->ai_mode; + info.aperture_base = kern->ai_aperture_base; + info.aperture_size = kern->ai_aperture_size; + info.memory_allowed = kern->ai_memory_allowed; + info.memory_used = kern->ai_memory_used; + info.id_vendor = kern->ai_devid & 0xffff; + info.id_device = kern->ai_devid >> 16; + + *(drm_agp_info_t *) data = info; + return 0; +} + +int DRM(agp_acquire)(DRM_IOCTL_ARGS) +{ + DRM_DEVICE; + int retcode; + + if (!dev->agp || dev->agp->acquired) + return EINVAL; + retcode = agp_acquire(dev->agp->agpdev); + if (retcode) + return retcode; + dev->agp->acquired = 1; + return 0; +} + +int DRM(agp_release)(DRM_IOCTL_ARGS) +{ + DRM_DEVICE; + + if (!dev->agp || !dev->agp->acquired) + return EINVAL; + agp_release(dev->agp->agpdev); + dev->agp->acquired = 0; + return 0; + +} + +void DRM(agp_do_release)(void) +{ + device_t agpdev; + + agpdev = DRM_AGP_FIND_DEVICE(); + if (agpdev) + agp_release(agpdev); +} + +int DRM(agp_enable)(DRM_IOCTL_ARGS) +{ + DRM_DEVICE; + drm_agp_mode_t mode; + + if (!dev->agp || !dev->agp->acquired) + return EINVAL; + + mode = *(drm_agp_mode_t *) data; + + dev->agp->mode = mode.mode; + agp_enable(dev->agp->agpdev, mode.mode); + dev->agp->base = dev->agp->info.ai_aperture_base; + dev->agp->enabled = 1; + return 0; +} + +int DRM(agp_alloc)(DRM_IOCTL_ARGS) +{ + DRM_DEVICE; + drm_agp_buffer_t request; + drm_agp_mem_t *entry; + void *handle; + unsigned long pages; + u_int32_t type; + struct agp_memory_info info; + + if (!dev->agp || !dev->agp->acquired) + return EINVAL; + + request = *(drm_agp_buffer_t *) data; + + if (!(entry = DRM(alloc)(sizeof(*entry), DRM_MEM_AGPLISTS))) + return ENOMEM; + + bzero(entry, sizeof(*entry)); + + pages = (request.size + PAGE_SIZE - 1) / PAGE_SIZE; + type = (u_int32_t) request.type; + + if (!(handle = DRM(alloc_agp)(pages, type))) { + DRM(free)(entry, sizeof(*entry), DRM_MEM_AGPLISTS); + return ENOMEM; + } + + entry->handle = handle; + entry->bound = 0; + entry->pages = pages; + entry->prev = NULL; + entry->next = dev->agp->memory; + if (dev->agp->memory) + dev->agp->memory->prev = entry; + dev->agp->memory = entry; + + agp_memory_info(dev->agp->agpdev, entry->handle, &info); + + request.handle = (unsigned long) entry->handle; + request.physical = info.ami_physical; + + *(drm_agp_buffer_t *) data = request; + + return 0; +} + +static drm_agp_mem_t * DRM(agp_lookup_entry)(drm_device_t *dev, void *handle) +{ + drm_agp_mem_t *entry; + + for (entry = dev->agp->memory; entry; entry = entry->next) { + if (entry->handle == handle) return entry; + } + return NULL; +} + +int DRM(agp_unbind)(DRM_IOCTL_ARGS) +{ + DRM_DEVICE; + drm_agp_binding_t request; + drm_agp_mem_t *entry; + int retcode; + + if (!dev->agp || !dev->agp->acquired) + return EINVAL; + request = *(drm_agp_binding_t *) data; + if (!(entry = DRM(agp_lookup_entry)(dev, (void *) request.handle))) + return EINVAL; + if (!entry->bound) return EINVAL; + retcode=DRM(unbind_agp)(entry->handle); + if (!retcode) + { + entry->bound=0; + return 0; + } + else + return retcode; +} + +int DRM(agp_bind)(DRM_IOCTL_ARGS) +{ + DRM_DEVICE; + drm_agp_binding_t request; + drm_agp_mem_t *entry; + int retcode; + int page; + + DRM_DEBUG("agp_bind, page_size=%x\n", PAGE_SIZE); + if (!dev->agp || !dev->agp->acquired) + return EINVAL; + request = *(drm_agp_binding_t *) data; + if (!(entry = DRM(agp_lookup_entry)(dev, (void *) request.handle))) + return EINVAL; + if (entry->bound) return EINVAL; + page = (request.offset + PAGE_SIZE - 1) / PAGE_SIZE; + if ((retcode = DRM(bind_agp)(entry->handle, page))) + return retcode; + entry->bound = dev->agp->base + (page << PAGE_SHIFT); + return 0; +} + +int DRM(agp_free)(DRM_IOCTL_ARGS) +{ + DRM_DEVICE; + drm_agp_buffer_t request; + drm_agp_mem_t *entry; + + if (!dev->agp || !dev->agp->acquired) + return EINVAL; + request = *(drm_agp_buffer_t *) data; + if (!(entry = DRM(agp_lookup_entry)(dev, (void*) request.handle))) + return EINVAL; + if (entry->bound) + DRM(unbind_agp)(entry->handle); + + if (entry->prev) + entry->prev->next = entry->next; + else + dev->agp->memory = entry->next; + if (entry->next) + entry->next->prev = entry->prev; + DRM(free_agp)(entry->handle, entry->pages); + DRM(free)(entry, sizeof(*entry), DRM_MEM_AGPLISTS); + return 0; +} + +drm_agp_head_t *DRM(agp_init)(void) +{ + device_t agpdev; + drm_agp_head_t *head = NULL; + int agp_available = 1; + + agpdev = DRM_AGP_FIND_DEVICE(); + if (!agpdev) + agp_available = 0; + + DRM_DEBUG("agp_available = %d\n", agp_available); + + if (agp_available) { + if (!(head = DRM(alloc)(sizeof(*head), DRM_MEM_AGPLISTS))) + return NULL; + bzero((void *)head, sizeof(*head)); + head->agpdev = agpdev; + agp_get_info(agpdev, &head->info); + head->memory = NULL; +#if 0 /* bogus */ + switch (head->agp_info.chipset) { + case INTEL_GENERIC: head->chipset = "Intel"; break; + case INTEL_LX: head->chipset = "Intel 440LX"; break; + case INTEL_BX: head->chipset = "Intel 440BX"; break; + case INTEL_GX: head->chipset = "Intel 440GX"; break; + case INTEL_I810: head->chipset = "Intel i810"; break; + case VIA_GENERIC: head->chipset = "VIA"; break; + case VIA_VP3: head->chipset = "VIA VP3"; break; + case VIA_MVP3: head->chipset = "VIA MVP3"; break; + case VIA_APOLLO_PRO: head->chipset = "VIA Apollo Pro"; break; + case SIS_GENERIC: head->chipset = "SiS"; break; + case AMD_GENERIC: head->chipset = "AMD"; break; + case AMD_IRONGATE: head->chipset = "AMD Irongate"; break; + case ALI_GENERIC: head->chipset = "ALi"; break; + case ALI_M1541: head->chipset = "ALi M1541"; break; + default: + } +#endif + DRM_INFO("AGP at 0x%08lx %dMB\n", + (long)head->info.ai_aperture_base, + (int)(head->info.ai_aperture_size >> 20)); + } + return head; +} + +void DRM(agp_uninit)(void) +{ +/* FIXME: What goes here */ +} + + +agp_memory *DRM(agp_allocate_memory)(size_t pages, u32 type) +{ + device_t agpdev; + + agpdev = DRM_AGP_FIND_DEVICE(); + if (!agpdev) + return NULL; + + return agp_alloc_memory(agpdev, type, pages << AGP_PAGE_SHIFT); +} + +int DRM(agp_free_memory)(agp_memory *handle) +{ + device_t agpdev; + + agpdev = DRM_AGP_FIND_DEVICE(); + if (!agpdev || !handle) + return 0; + + agp_free_memory(agpdev, handle); + return 1; +} + +int DRM(agp_bind_memory)(agp_memory *handle, off_t start) +{ + device_t agpdev; + + agpdev = DRM_AGP_FIND_DEVICE(); + if (!agpdev || !handle) + return EINVAL; + + return agp_bind_memory(agpdev, handle, start * PAGE_SIZE); +} + +int DRM(agp_unbind_memory)(agp_memory *handle) +{ + device_t agpdev; + + agpdev = DRM_AGP_FIND_DEVICE(); + if (!agpdev || !handle) + return EINVAL; + + return agp_unbind_memory(agpdev, handle); +} Index: dev/drm/drm_auth.h =================================================================== RCS file: dev/drm/drm_auth.h diff -N dev/drm/drm_auth.h --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/drm_auth.h 12 Mar 2003 00:15:12 -0000 @@ -0,0 +1,161 @@ +/* drm_auth.h -- IOCTLs for authentication -*- linux-c -*- + * Created: Tue Feb 2 08:37:54 1999 by faith@valinux.com + * + * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. + * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: + * Rickard E. (Rik) Faith + * Gareth Hughes + * $FreeBSD: src/sys/dev/drm/drm_auth.h,v 1.3 2003/03/09 02:08:28 anholt Exp $ + */ + +#include "dev/drm/drmP.h" + +static int DRM(hash_magic)(drm_magic_t magic) +{ + return magic & (DRM_HASH_SIZE-1); +} + +static drm_file_t *DRM(find_file)(drm_device_t *dev, drm_magic_t magic) +{ + drm_file_t *retval = NULL; + drm_magic_entry_t *pt; + int hash = DRM(hash_magic)(magic); + + DRM_LOCK; + for (pt = dev->magiclist[hash].head; pt; pt = pt->next) { + if (pt->magic == magic) { + retval = pt->priv; + break; + } + } + DRM_UNLOCK; + return retval; +} + +int DRM(add_magic)(drm_device_t *dev, drm_file_t *priv, drm_magic_t magic) +{ + int hash; + drm_magic_entry_t *entry; + + DRM_DEBUG("%d\n", magic); + + hash = DRM(hash_magic)(magic); + entry = (drm_magic_entry_t*) DRM(alloc)(sizeof(*entry), DRM_MEM_MAGIC); + if (!entry) return DRM_ERR(ENOMEM); + memset(entry, 0, sizeof(*entry)); + entry->magic = magic; + entry->priv = priv; + entry->next = NULL; + + DRM_LOCK; + if (dev->magiclist[hash].tail) { + dev->magiclist[hash].tail->next = entry; + dev->magiclist[hash].tail = entry; + } else { + dev->magiclist[hash].head = entry; + dev->magiclist[hash].tail = entry; + } + DRM_UNLOCK; + + return 0; +} + +int DRM(remove_magic)(drm_device_t *dev, drm_magic_t magic) +{ + drm_magic_entry_t *prev = NULL; + drm_magic_entry_t *pt; + int hash; + + DRM_DEBUG("%d\n", magic); + hash = DRM(hash_magic)(magic); + + DRM_LOCK; + for (pt = dev->magiclist[hash].head; pt; prev = pt, pt = pt->next) { + if (pt->magic == magic) { + if (dev->magiclist[hash].head == pt) { + dev->magiclist[hash].head = pt->next; + } + if (dev->magiclist[hash].tail == pt) { + dev->magiclist[hash].tail = prev; + } + if (prev) { + prev->next = pt->next; + } + DRM_UNLOCK; + return 0; + } + } + DRM_UNLOCK; + + DRM(free)(pt, sizeof(*pt), DRM_MEM_MAGIC); + return DRM_ERR(EINVAL); +} + +int DRM(getmagic)(DRM_IOCTL_ARGS) +{ + static drm_magic_t sequence = 0; + drm_auth_t auth; + DRM_DEVICE; + DRM_PRIV; + + /* Find unique magic */ + if (priv->magic) { + auth.magic = priv->magic; + } else { + do { + int old = sequence; + + auth.magic = old+1; + + if (!atomic_cmpset_int(&sequence, old, auth.magic)) + continue; + } while (DRM(find_file)(dev, auth.magic)); + priv->magic = auth.magic; + DRM(add_magic)(dev, priv, auth.magic); + } + + DRM_DEBUG("%u\n", auth.magic); + + DRM_COPY_TO_USER_IOCTL((drm_auth_t *)data, auth, sizeof(auth)); + + return 0; +} + +int DRM(authmagic)(DRM_IOCTL_ARGS) +{ + drm_auth_t auth; + drm_file_t *file; + DRM_DEVICE; + + DRM_COPY_FROM_USER_IOCTL(auth, (drm_auth_t *)data, sizeof(auth)); + + DRM_DEBUG("%u\n", auth.magic); + if ((file = DRM(find_file)(dev, auth.magic))) { + file->authenticated = 1; + DRM(remove_magic)(dev, auth.magic); + return 0; + } + return DRM_ERR(EINVAL); +} Index: dev/drm/drm_bufs.h =================================================================== RCS file: dev/drm/drm_bufs.h diff -N dev/drm/drm_bufs.h --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/drm_bufs.h 12 Mar 2003 00:15:12 -0000 @@ -0,0 +1,1141 @@ +/* drm_bufs.h -- Generic buffer template -*- linux-c -*- + * Created: Thu Nov 23 03:10:50 2000 by gareth@valinux.com + * + * Copyright 1999, 2000 Precision Insight, Inc., Cedar Park, Texas. + * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: + * Rickard E. (Rik) Faith + * Gareth Hughes + * $FreeBSD: src/sys/dev/drm/drm_bufs.h,v 1.4 2003/03/09 02:08:28 anholt Exp $ + */ + +#include "dev/drm/drmP.h" + +#ifndef __HAVE_PCI_DMA +#define __HAVE_PCI_DMA 0 +#endif + +#ifndef __HAVE_SG +#define __HAVE_SG 0 +#endif + +#ifndef DRIVER_BUF_PRIV_T +#define DRIVER_BUF_PRIV_T u32 +#endif +#ifndef DRIVER_AGP_BUFFERS_MAP +#if __HAVE_AGP && __HAVE_DMA +#error "You must define DRIVER_AGP_BUFFERS_MAP()" +#else +#define DRIVER_AGP_BUFFERS_MAP( dev ) NULL +#endif +#endif + +/* + * Compute order. Can be made faster. + */ +int DRM(order)( unsigned long size ) +{ + int order; + unsigned long tmp; + + for ( order = 0, tmp = size ; tmp >>= 1 ; ++order ); + + if ( size & ~(1 << order) ) + ++order; + + return order; +} + +int DRM(addmap)( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_map_t request; + drm_local_map_t *map; + drm_map_list_entry_t *list; + + if (!(dev->flags & (FREAD|FWRITE))) + return DRM_ERR(EACCES); /* Require read/write */ + + DRM_COPY_FROM_USER_IOCTL( request, (drm_map_t *)data, sizeof(drm_map_t) ); + + map = (drm_local_map_t *) DRM(alloc)( sizeof(*map), DRM_MEM_MAPS ); + if ( !map ) + return DRM_ERR(ENOMEM); + + map->offset = request.offset; + map->size = request.size; + map->type = request.type; + map->flags = request.flags; + map->mtrr = -1; + map->handle = 0; + + /* Only allow shared memory to be removable since we only keep enough + * book keeping information about shared memory to allow for removal + * when processes fork. + */ + if ( (map->flags & _DRM_REMOVABLE) && map->type != _DRM_SHM ) { + DRM(free)( map, sizeof(*map), DRM_MEM_MAPS ); + return DRM_ERR(EINVAL); + } + DRM_DEBUG( "offset = 0x%08lx, size = 0x%08lx, type = %d\n", + map->offset, map->size, map->type ); + if ( (map->offset & PAGE_MASK) || (map->size & PAGE_MASK) ) { + DRM(free)( map, sizeof(*map), DRM_MEM_MAPS ); + return DRM_ERR(EINVAL); + } + + switch ( map->type ) { + case _DRM_REGISTERS: + case _DRM_FRAME_BUFFER: + if ( map->offset + map->size < map->offset ) { + DRM(free)( map, sizeof(*map), DRM_MEM_MAPS ); + return DRM_ERR(EINVAL); + } +#if __REALLY_HAVE_MTRR + if ( map->type == _DRM_FRAME_BUFFER || + (map->flags & _DRM_WRITE_COMBINING) ) { +#ifdef __FreeBSD__ + int retcode = 0, act; + struct mem_range_desc mrdesc; + mrdesc.mr_base = map->offset; + mrdesc.mr_len = map->size; + mrdesc.mr_flags = MDF_WRITECOMBINE; + act = MEMRANGE_SET_UPDATE; + bcopy(DRIVER_NAME, &mrdesc.mr_owner, strlen(DRIVER_NAME)); + retcode = mem_range_attr_set(&mrdesc, &act); + map->mtrr=1; +#elif defined __NetBSD__ + struct mtrr mtrrmap; + int one = 1; + mtrrmap.base = map->offset; + mtrrmap.len = map->size; + mtrrmap.type = MTRR_TYPE_WC; + mtrrmap.flags = MTRR_VALID; + map->mtrr = mtrr_set( &mtrrmap, &one, p, MTRR_GETSET_KERNEL ); +#endif + } +#endif /* __REALLY_HAVE_MTRR */ + DRM_IOREMAP(map); + break; + + case _DRM_SHM: + map->handle = (void *)DRM(alloc)(map->size, DRM_MEM_SAREA); + DRM_DEBUG( "%ld %d %p\n", + map->size, DRM(order)( map->size ), map->handle ); + if ( !map->handle ) { + DRM(free)( map, sizeof(*map), DRM_MEM_MAPS ); + return DRM_ERR(ENOMEM); + } + map->offset = (unsigned long)map->handle; + if ( map->flags & _DRM_CONTAINS_LOCK ) { + dev->lock.hw_lock = map->handle; /* Pointer to lock */ + } + break; +#if __REALLY_HAVE_AGP + case _DRM_AGP: + map->offset += dev->agp->base; + map->mtrr = dev->agp->agp_mtrr; /* for getmap */ + break; +#endif + case _DRM_SCATTER_GATHER: + if (!dev->sg) { + DRM(free)(map, sizeof(*map), DRM_MEM_MAPS); + return DRM_ERR(EINVAL); + } + map->offset = map->offset + dev->sg->handle; + break; + + default: + DRM(free)( map, sizeof(*map), DRM_MEM_MAPS ); + return DRM_ERR(EINVAL); + } + + list = DRM(alloc)(sizeof(*list), DRM_MEM_MAPS); + if(!list) { + DRM(free)(map, sizeof(*map), DRM_MEM_MAPS); + return DRM_ERR(EINVAL); + } + memset(list, 0, sizeof(*list)); + list->map = map; + + DRM_LOCK; + TAILQ_INSERT_TAIL(dev->maplist, list, link); + DRM_UNLOCK; + + request.offset = map->offset; + request.size = map->size; + request.type = map->type; + request.flags = map->flags; + request.mtrr = map->mtrr; + request.handle = map->handle; + + if ( request.type != _DRM_SHM ) { + request.handle = (void *)request.offset; + } + + DRM_COPY_TO_USER_IOCTL( (drm_map_t *)data, request, sizeof(drm_map_t) ); + + return 0; +} + + +/* Remove a map private from list and deallocate resources if the mapping + * isn't in use. + */ + +int DRM(rmmap)( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_map_list_entry_t *list; + drm_local_map_t *map; + drm_map_t request; + int found_maps = 0; + + DRM_COPY_FROM_USER_IOCTL( request, (drm_map_t *)data, sizeof(request) ); + + DRM_LOCK; + TAILQ_FOREACH(list, dev->maplist, link) { + map = list->map; + if(map->handle == request.handle && + map->flags & _DRM_REMOVABLE) break; + } + + /* List has wrapped around to the head pointer, or its empty we didn't + * find anything. + */ + if(list == NULL) { + DRM_UNLOCK; + return DRM_ERR(EINVAL); + } + TAILQ_REMOVE(dev->maplist, list, link); + DRM(free)(list, sizeof(*list), DRM_MEM_MAPS); + + + if(!found_maps) { + switch (map->type) { + case _DRM_REGISTERS: + case _DRM_FRAME_BUFFER: +#if __REALLY_HAVE_MTRR + if (map->mtrr >= 0) { + int retcode; +#ifdef __FreeBSD__ + int act; + struct mem_range_desc mrdesc; + mrdesc.mr_base = map->offset; + mrdesc.mr_len = map->size; + mrdesc.mr_flags = MDF_WRITECOMBINE; + act = MEMRANGE_SET_REMOVE; + bcopy(DRIVER_NAME, &mrdesc.mr_owner, strlen(DRIVER_NAME)); + retcode = mem_range_attr_set(&mrdesc, &act); +#elif defined __NetBSD__ + struct mtrr mtrrmap; + int one = 1; + mtrrmap.base = map->offset; + mtrrmap.len = map->size; + mtrrmap.type = 0; + mtrrmap.flags = 0; + mtrrmap.owner = p->p_pid; + retcode = mtrr_set( &mtrrmap, &one, p, MTRR_GETSET_KERNEL); + DRM_DEBUG("mtrr_del = %d\n", retcode); +#endif + } +#endif + DRM(ioremapfree)( map ); + break; + case _DRM_SHM: + DRM(free)( map->handle, map->size, DRM_MEM_SAREA ); + break; + case _DRM_AGP: + case _DRM_SCATTER_GATHER: + break; + } + DRM(free)(map, sizeof(*map), DRM_MEM_MAPS); + } + DRM_UNLOCK; + return 0; +} + +#if __HAVE_DMA + + +static void DRM(cleanup_buf_error)(drm_buf_entry_t *entry) +{ + int i; + + if (entry->seg_count) { + for (i = 0; i < entry->seg_count; i++) { + DRM(free)((void *)entry->seglist[i], + entry->buf_size, + DRM_MEM_DMA); + } + DRM(free)(entry->seglist, + entry->seg_count * + sizeof(*entry->seglist), + DRM_MEM_SEGS); + + entry->seg_count = 0; + } + + if(entry->buf_count) { + for(i = 0; i < entry->buf_count; i++) { + if(entry->buflist[i].dev_private) { + DRM(free)(entry->buflist[i].dev_private, + entry->buflist[i].dev_priv_size, + DRM_MEM_BUFS); + } + } + DRM(free)(entry->buflist, + entry->buf_count * + sizeof(*entry->buflist), + DRM_MEM_BUFS); + +#if __HAVE_DMA_FREELIST + DRM(freelist_destroy)(&entry->freelist); +#endif + + entry->buf_count = 0; + } +} + +#if __REALLY_HAVE_AGP +int DRM(addbufs_agp)( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_device_dma_t *dma = dev->dma; + drm_buf_desc_t request; + drm_buf_entry_t *entry; + drm_buf_t *buf; + unsigned long offset; + unsigned long agp_offset; + int count; + int order; + int size; + int alignment; + int page_order; + int total; + int byte_count; + int i; + drm_buf_t **temp_buflist; + + if ( !dma ) return DRM_ERR(EINVAL); + + DRM_COPY_FROM_USER_IOCTL( request, (drm_buf_desc_t *)data, sizeof(request) ); + + count = request.count; + order = DRM(order)( request.size ); + size = 1 << order; + + alignment = (request.flags & _DRM_PAGE_ALIGN) + ? round_page(size) : size; + page_order = order - PAGE_SHIFT > 0 ? order - PAGE_SHIFT : 0; + total = PAGE_SIZE << page_order; + + byte_count = 0; + agp_offset = dev->agp->base + request.agp_start; + + DRM_DEBUG( "count: %d\n", count ); + DRM_DEBUG( "order: %d\n", order ); + DRM_DEBUG( "size: %d\n", size ); + DRM_DEBUG( "agp_offset: 0x%lx\n", agp_offset ); + DRM_DEBUG( "alignment: %d\n", alignment ); + DRM_DEBUG( "page_order: %d\n", page_order ); + DRM_DEBUG( "total: %d\n", total ); + + if ( order < DRM_MIN_ORDER || order > DRM_MAX_ORDER ) + return DRM_ERR(EINVAL); + if ( dev->queue_count ) + return DRM_ERR(EBUSY); /* Not while in use */ + + DRM_SPINLOCK( &dev->count_lock ); + if ( dev->buf_use ) { + DRM_SPINUNLOCK( &dev->count_lock ); + return DRM_ERR(EBUSY); + } + atomic_inc( &dev->buf_alloc ); + DRM_SPINUNLOCK( &dev->count_lock ); + + DRM_LOCK; + entry = &dma->bufs[order]; + if ( entry->buf_count ) { + DRM_UNLOCK; + atomic_dec( &dev->buf_alloc ); + return DRM_ERR(ENOMEM); /* May only call once for each order */ + } + + if (count < 0 || count > 4096) { + DRM_UNLOCK; + atomic_dec( &dev->buf_alloc ); + return DRM_ERR(EINVAL); + } + + entry->buflist = DRM(alloc)( count * sizeof(*entry->buflist), + DRM_MEM_BUFS ); + if ( !entry->buflist ) { + DRM_UNLOCK; + atomic_dec( &dev->buf_alloc ); + return DRM_ERR(ENOMEM); + } + memset( entry->buflist, 0, count * sizeof(*entry->buflist) ); + + entry->buf_size = size; + entry->page_order = page_order; + + offset = 0; + + while ( entry->buf_count < count ) { + buf = &entry->buflist[entry->buf_count]; + buf->idx = dma->buf_count + entry->buf_count; + buf->total = alignment; + buf->order = order; + buf->used = 0; + + buf->offset = (dma->byte_count + offset); + buf->bus_address = agp_offset + offset; + buf->address = (void *)(agp_offset + offset); + buf->next = NULL; + buf->waiting = 0; + buf->pending = 0; + buf->dma_wait = 0; + buf->pid = 0; + + buf->dev_priv_size = sizeof(DRIVER_BUF_PRIV_T); + buf->dev_private = DRM(alloc)( sizeof(DRIVER_BUF_PRIV_T), + DRM_MEM_BUFS ); + if(!buf->dev_private) { + /* Set count correctly so we free the proper amount. */ + entry->buf_count = count; + DRM(cleanup_buf_error)(entry); + } + memset( buf->dev_private, 0, buf->dev_priv_size ); + +#if __HAVE_DMA_HISTOGRAM + buf->time_queued = 0; + buf->time_dispatched = 0; + buf->time_completed = 0; + buf->time_freed = 0; +#endif + + offset += alignment; + entry->buf_count++; + byte_count += PAGE_SIZE << page_order; + } + + DRM_DEBUG( "byte_count: %d\n", byte_count ); + + temp_buflist = DRM(realloc)( dma->buflist, + dma->buf_count * sizeof(*dma->buflist), + (dma->buf_count + entry->buf_count) + * sizeof(*dma->buflist), + DRM_MEM_BUFS ); + if(!temp_buflist) { + /* Free the entry because it isn't valid */ + DRM(cleanup_buf_error)(entry); + DRM_UNLOCK; + atomic_dec( &dev->buf_alloc ); + return DRM_ERR(ENOMEM); + } + dma->buflist = temp_buflist; + + for ( i = 0 ; i < entry->buf_count ; i++ ) { + dma->buflist[i + dma->buf_count] = &entry->buflist[i]; + } + + dma->buf_count += entry->buf_count; + dma->byte_count += byte_count; + + DRM_DEBUG( "dma->buf_count : %d\n", dma->buf_count ); + DRM_DEBUG( "entry->buf_count : %d\n", entry->buf_count ); + +#if __HAVE_DMA_FREELIST + DRM(freelist_create)( &entry->freelist, entry->buf_count ); + for ( i = 0 ; i < entry->buf_count ; i++ ) { + DRM(freelist_put)( dev, &entry->freelist, &entry->buflist[i] ); + } +#endif + DRM_UNLOCK; + + request.count = entry->buf_count; + request.size = size; + + DRM_COPY_TO_USER_IOCTL( (drm_buf_desc_t *)data, request, sizeof(request) ); + + dma->flags = _DRM_DMA_USE_AGP; + + atomic_dec( &dev->buf_alloc ); + return 0; +} +#endif /* __REALLY_HAVE_AGP */ + +#if __HAVE_PCI_DMA +int DRM(addbufs_pci)( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_device_dma_t *dma = dev->dma; + drm_buf_desc_t request; + int count; + int order; + int size; + int total; + int page_order; + drm_buf_entry_t *entry; + unsigned long page; + drm_buf_t *buf; + int alignment; + unsigned long offset; + int i; + int byte_count; + int page_count; + unsigned long *temp_pagelist; + drm_buf_t **temp_buflist; + + if ( !dma ) return DRM_ERR(EINVAL); + + DRM_COPY_FROM_USER_IOCTL( request, (drm_buf_desc_t *)data, sizeof(request) ); + + count = request.count; + order = DRM(order)( request.size ); + size = 1 << order; + + DRM_DEBUG( "count=%d, size=%d (%d), order=%d, queue_count=%d\n", + request.count, request.size, size, + order, dev->queue_count ); + + if ( order < DRM_MIN_ORDER || order > DRM_MAX_ORDER ) + return DRM_ERR(EINVAL); + if ( dev->queue_count ) + return DRM_ERR(EBUSY); /* Not while in use */ + + alignment = (request.flags & _DRM_PAGE_ALIGN) + ? round_page(size) : size; + page_order = order - PAGE_SHIFT > 0 ? order - PAGE_SHIFT : 0; + total = PAGE_SIZE << page_order; + + DRM_SPINLOCK( &dev->count_lock ); + if ( dev->buf_use ) { + DRM_SPINUNLOCK( &dev->count_lock ); + return DRM_ERR(EBUSY); + } + atomic_inc( &dev->buf_alloc ); + DRM_SPINUNLOCK( &dev->count_lock ); + + DRM_LOCK; + entry = &dma->bufs[order]; + if ( entry->buf_count ) { + DRM_UNLOCK; + atomic_dec( &dev->buf_alloc ); + return DRM_ERR(ENOMEM); /* May only call once for each order */ + } + + if (count < 0 || count > 4096) { + DRM_UNLOCK; + atomic_dec( &dev->buf_alloc ); + return DRM_ERR(EINVAL); + } + + entry->buflist = DRM(alloc)( count * sizeof(*entry->buflist), + DRM_MEM_BUFS ); + if ( !entry->buflist ) { + DRM_UNLOCK; + atomic_dec( &dev->buf_alloc ); + return DRM_ERR(ENOMEM); + } + memset( entry->buflist, 0, count * sizeof(*entry->buflist) ); + + entry->seglist = DRM(alloc)( count * sizeof(*entry->seglist), + DRM_MEM_SEGS ); + if ( !entry->seglist ) { + DRM(free)( entry->buflist, + count * sizeof(*entry->buflist), + DRM_MEM_BUFS ); + DRM_UNLOCK; + atomic_dec( &dev->buf_alloc ); + return DRM_ERR(ENOMEM); + } + memset( entry->seglist, 0, count * sizeof(*entry->seglist) ); + + temp_pagelist = DRM(realloc)( dma->pagelist, + dma->page_count * sizeof(*dma->pagelist), + (dma->page_count + (count << page_order)) + * sizeof(*dma->pagelist), + DRM_MEM_PAGES ); + if(!temp_pagelist) { + DRM(free)( entry->buflist, + count * sizeof(*entry->buflist), + DRM_MEM_BUFS ); + DRM(free)( entry->seglist, + count * sizeof(*entry->seglist), + DRM_MEM_SEGS ); + DRM_UNLOCK; + atomic_dec( &dev->buf_alloc ); + return DRM_ERR(ENOMEM); + } + + dma->pagelist = temp_pagelist; + DRM_DEBUG( "pagelist: %d entries\n", + dma->page_count + (count << page_order) ); + + entry->buf_size = size; + entry->page_order = page_order; + byte_count = 0; + page_count = 0; + + while ( entry->buf_count < count ) { + page = (unsigned long)DRM(alloc)( size, DRM_MEM_DMA ); + if ( !page ) break; + entry->seglist[entry->seg_count++] = page; + for ( i = 0 ; i < (1 << page_order) ; i++ ) { + DRM_DEBUG( "page %d @ 0x%08lx\n", + dma->page_count + page_count, + page + PAGE_SIZE * i ); + dma->pagelist[dma->page_count + page_count++] + = page + PAGE_SIZE * i; + } + for ( offset = 0 ; + offset + size <= total && entry->buf_count < count ; + offset += alignment, ++entry->buf_count ) { + buf = &entry->buflist[entry->buf_count]; + buf->idx = dma->buf_count + entry->buf_count; + buf->total = alignment; + buf->order = order; + buf->used = 0; + buf->offset = (dma->byte_count + byte_count + offset); + buf->address = (void *)(page + offset); + buf->next = NULL; + buf->waiting = 0; + buf->pending = 0; + buf->dma_wait = 0; + buf->pid = 0; +#if __HAVE_DMA_HISTOGRAM + buf->time_queued = 0; + buf->time_dispatched = 0; + buf->time_completed = 0; + buf->time_freed = 0; +#endif + DRM_DEBUG( "buffer %d @ %p\n", + entry->buf_count, buf->address ); + } + byte_count += PAGE_SIZE << page_order; + } + + temp_buflist = DRM(realloc)( dma->buflist, + dma->buf_count * sizeof(*dma->buflist), + (dma->buf_count + entry->buf_count) + * sizeof(*dma->buflist), + DRM_MEM_BUFS ); + if(!temp_buflist) { + /* Free the entry because it isn't valid */ + DRM(cleanup_buf_error)(entry); + DRM_UNLOCK; + atomic_dec( &dev->buf_alloc ); + return DRM_ERR(ENOMEM); + } + dma->buflist = temp_buflist; + + for ( i = 0 ; i < entry->buf_count ; i++ ) { + dma->buflist[i + dma->buf_count] = &entry->buflist[i]; + } + + dma->buf_count += entry->buf_count; + dma->seg_count += entry->seg_count; + dma->page_count += entry->seg_count << page_order; + dma->byte_count += PAGE_SIZE * (entry->seg_count << page_order); + +#if __HAVE_DMA_FREELIST + DRM(freelist_create)( &entry->freelist, entry->buf_count ); + for ( i = 0 ; i < entry->buf_count ; i++ ) { + DRM(freelist_put)( dev, &entry->freelist, &entry->buflist[i] ); + } +#endif + DRM_UNLOCK; + + request.count = entry->buf_count; + request.size = size; + + DRM_COPY_TO_USER_IOCTL( (drm_buf_desc_t *)data, request, sizeof(request) ); + + atomic_dec( &dev->buf_alloc ); + return 0; + +} +#endif /* __HAVE_PCI_DMA */ + +#if __REALLY_HAVE_SG +int DRM(addbufs_sg)( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_device_dma_t *dma = dev->dma; + drm_buf_desc_t request; + drm_buf_entry_t *entry; + drm_buf_t *buf; + unsigned long offset; + unsigned long agp_offset; + int count; + int order; + int size; + int alignment; + int page_order; + int total; + int byte_count; + int i; + drm_buf_t **temp_buflist; + + if ( !dma ) return DRM_ERR(EINVAL); + + DRM_COPY_FROM_USER_IOCTL( request, (drm_buf_desc_t *)data, sizeof(request) ); + + count = request.count; + order = DRM(order)( request.size ); + size = 1 << order; + + alignment = (request.flags & _DRM_PAGE_ALIGN) + ? round_page(size) : size; + page_order = order - PAGE_SHIFT > 0 ? order - PAGE_SHIFT : 0; + total = PAGE_SIZE << page_order; + + byte_count = 0; + agp_offset = request.agp_start; + + DRM_DEBUG( "count: %d\n", count ); + DRM_DEBUG( "order: %d\n", order ); + DRM_DEBUG( "size: %d\n", size ); + DRM_DEBUG( "agp_offset: %ld\n", agp_offset ); + DRM_DEBUG( "alignment: %d\n", alignment ); + DRM_DEBUG( "page_order: %d\n", page_order ); + DRM_DEBUG( "total: %d\n", total ); + + if ( order < DRM_MIN_ORDER || order > DRM_MAX_ORDER ) + return DRM_ERR(EINVAL); + if ( dev->queue_count ) return DRM_ERR(EBUSY); /* Not while in use */ + + DRM_SPINLOCK( &dev->count_lock ); + if ( dev->buf_use ) { + DRM_SPINUNLOCK( &dev->count_lock ); + return DRM_ERR(EBUSY); + } + atomic_inc( &dev->buf_alloc ); + DRM_SPINUNLOCK( &dev->count_lock ); + + DRM_LOCK; + entry = &dma->bufs[order]; + if ( entry->buf_count ) { + DRM_UNLOCK; + atomic_dec( &dev->buf_alloc ); + return DRM_ERR(ENOMEM); /* May only call once for each order */ + } + + if (count < 0 || count > 4096) { + DRM_UNLOCK; + atomic_dec( &dev->buf_alloc ); + return DRM_ERR(EINVAL); + } + + entry->buflist = DRM(alloc)( count * sizeof(*entry->buflist), + DRM_MEM_BUFS ); + if ( !entry->buflist ) { + DRM_UNLOCK; + atomic_dec( &dev->buf_alloc ); + return DRM_ERR(ENOMEM); + } + memset( entry->buflist, 0, count * sizeof(*entry->buflist) ); + + entry->buf_size = size; + entry->page_order = page_order; + + offset = 0; + + while ( entry->buf_count < count ) { + buf = &entry->buflist[entry->buf_count]; + buf->idx = dma->buf_count + entry->buf_count; + buf->total = alignment; + buf->order = order; + buf->used = 0; + + buf->offset = (dma->byte_count + offset); + buf->bus_address = agp_offset + offset; + buf->address = (void *)(agp_offset + offset + dev->sg->handle); + buf->next = NULL; + buf->waiting = 0; + buf->pending = 0; + buf->dma_wait = 0; + buf->pid = 0; + + buf->dev_priv_size = sizeof(DRIVER_BUF_PRIV_T); + buf->dev_private = DRM(alloc)( sizeof(DRIVER_BUF_PRIV_T), + DRM_MEM_BUFS ); + if(!buf->dev_private) { + /* Set count correctly so we free the proper amount. */ + entry->buf_count = count; + DRM(cleanup_buf_error)(entry); + DRM_UNLOCK; + atomic_dec( &dev->buf_alloc ); + return DRM_ERR(ENOMEM); + } + + memset( buf->dev_private, 0, buf->dev_priv_size ); + +# if __HAVE_DMA_HISTOGRAM + buf->time_queued = 0; + buf->time_dispatched = 0; + buf->time_completed = 0; + buf->time_freed = 0; +# endif + DRM_DEBUG( "buffer %d @ %p\n", + entry->buf_count, buf->address ); + + offset += alignment; + entry->buf_count++; + byte_count += PAGE_SIZE << page_order; + } + + DRM_DEBUG( "byte_count: %d\n", byte_count ); + + temp_buflist = DRM(realloc)( dma->buflist, + dma->buf_count * sizeof(*dma->buflist), + (dma->buf_count + entry->buf_count) + * sizeof(*dma->buflist), + DRM_MEM_BUFS ); + if(!temp_buflist) { + /* Free the entry because it isn't valid */ + DRM(cleanup_buf_error)(entry); + DRM_UNLOCK; + atomic_dec( &dev->buf_alloc ); + return DRM_ERR(ENOMEM); + } + dma->buflist = temp_buflist; + + for ( i = 0 ; i < entry->buf_count ; i++ ) { + dma->buflist[i + dma->buf_count] = &entry->buflist[i]; + } + + dma->buf_count += entry->buf_count; + dma->byte_count += byte_count; + + DRM_DEBUG( "dma->buf_count : %d\n", dma->buf_count ); + DRM_DEBUG( "entry->buf_count : %d\n", entry->buf_count ); + +#if __HAVE_DMA_FREELIST + DRM(freelist_create)( &entry->freelist, entry->buf_count ); + for ( i = 0 ; i < entry->buf_count ; i++ ) { + DRM(freelist_put)( dev, &entry->freelist, &entry->buflist[i] ); + } +#endif + DRM_UNLOCK; + + request.count = entry->buf_count; + request.size = size; + + DRM_COPY_TO_USER_IOCTL( (drm_buf_desc_t *)data, request, sizeof(request) ); + + dma->flags = _DRM_DMA_USE_SG; + + atomic_dec( &dev->buf_alloc ); + return 0; +} +#endif /* __REALLY_HAVE_SG */ + +int DRM(addbufs)( DRM_IOCTL_ARGS ) +{ + drm_buf_desc_t request; + + DRM_COPY_FROM_USER_IOCTL( request, (drm_buf_desc_t *)data, sizeof(request) ); + +#if __REALLY_HAVE_AGP + if ( request.flags & _DRM_AGP_BUFFER ) + return DRM(addbufs_agp)( kdev, cmd, data, flags, p ); + else +#endif +#if __REALLY_HAVE_SG + if ( request.flags & _DRM_SG_BUFFER ) + return DRM(addbufs_sg)( kdev, cmd, data, flags, p ); + else +#endif +#if __HAVE_PCI_DMA + return DRM(addbufs_pci)( kdev, cmd, data, flags, p ); +#else + return DRM_ERR(EINVAL); +#endif +} + +int DRM(infobufs)( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_device_dma_t *dma = dev->dma; + drm_buf_info_t request; + int i; + int count; + + if ( !dma ) return DRM_ERR(EINVAL); + + DRM_SPINLOCK( &dev->count_lock ); + if ( atomic_read( &dev->buf_alloc ) ) { + DRM_SPINUNLOCK( &dev->count_lock ); + return DRM_ERR(EBUSY); + } + ++dev->buf_use; /* Can't allocate more after this call */ + DRM_SPINUNLOCK( &dev->count_lock ); + + DRM_COPY_FROM_USER_IOCTL( request, (drm_buf_info_t *)data, sizeof(request) ); + + for ( i = 0, count = 0 ; i < DRM_MAX_ORDER + 1 ; i++ ) { + if ( dma->bufs[i].buf_count ) ++count; + } + + DRM_DEBUG( "count = %d\n", count ); + + if ( request.count >= count ) { + for ( i = 0, count = 0 ; i < DRM_MAX_ORDER + 1 ; i++ ) { + if ( dma->bufs[i].buf_count ) { + drm_buf_desc_t *to = &request.list[count]; + drm_buf_entry_t *from = &dma->bufs[i]; + drm_freelist_t *list = &dma->bufs[i].freelist; + if ( DRM_COPY_TO_USER( &to->count, + &from->buf_count, + sizeof(from->buf_count) ) || + DRM_COPY_TO_USER( &to->size, + &from->buf_size, + sizeof(from->buf_size) ) || + DRM_COPY_TO_USER( &to->low_mark, + &list->low_mark, + sizeof(list->low_mark) ) || + DRM_COPY_TO_USER( &to->high_mark, + &list->high_mark, + sizeof(list->high_mark) ) ) + return DRM_ERR(EFAULT); + + DRM_DEBUG( "%d %d %d %d %d\n", + i, + dma->bufs[i].buf_count, + dma->bufs[i].buf_size, + dma->bufs[i].freelist.low_mark, + dma->bufs[i].freelist.high_mark ); + ++count; + } + } + } + request.count = count; + + DRM_COPY_TO_USER_IOCTL( (drm_buf_info_t *)data, request, sizeof(request) ); + + return 0; +} + +int DRM(markbufs)( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_device_dma_t *dma = dev->dma; + drm_buf_desc_t request; + int order; + drm_buf_entry_t *entry; + + if ( !dma ) return DRM_ERR(EINVAL); + + DRM_COPY_FROM_USER_IOCTL( request, (drm_buf_desc_t *)data, sizeof(request) ); + + DRM_DEBUG( "%d, %d, %d\n", + request.size, request.low_mark, request.high_mark ); + order = DRM(order)( request.size ); + if ( order < DRM_MIN_ORDER || order > DRM_MAX_ORDER ) + return DRM_ERR(EINVAL); + entry = &dma->bufs[order]; + + if ( request.low_mark < 0 || request.low_mark > entry->buf_count ) + return DRM_ERR(EINVAL); + if ( request.high_mark < 0 || request.high_mark > entry->buf_count ) + return DRM_ERR(EINVAL); + + entry->freelist.low_mark = request.low_mark; + entry->freelist.high_mark = request.high_mark; + + return 0; +} + +int DRM(freebufs)( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_device_dma_t *dma = dev->dma; + drm_buf_free_t request; + int i; + int idx; + drm_buf_t *buf; + + if ( !dma ) return DRM_ERR(EINVAL); + + DRM_COPY_FROM_USER_IOCTL( request, (drm_buf_free_t *)data, sizeof(request) ); + + DRM_DEBUG( "%d\n", request.count ); + for ( i = 0 ; i < request.count ; i++ ) { + if ( DRM_COPY_FROM_USER( &idx, + &request.list[i], + sizeof(idx) ) ) + return DRM_ERR(EFAULT); + if ( idx < 0 || idx >= dma->buf_count ) { + DRM_ERROR( "Index %d (of %d max)\n", + idx, dma->buf_count - 1 ); + return DRM_ERR(EINVAL); + } + buf = dma->buflist[idx]; + if ( buf->pid != DRM_CURRENTPID ) { + DRM_ERROR( "Process %d freeing buffer owned by %d\n", + DRM_CURRENTPID, buf->pid ); + return DRM_ERR(EINVAL); + } + DRM(free_buffer)( dev, buf ); + } + + return 0; +} + +int DRM(mapbufs)( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_device_dma_t *dma = dev->dma; + int retcode = 0; + const int zero = 0; + vm_offset_t virtual, address; +#ifdef __FreeBSD__ +#if __FreeBSD_version >= 500000 + struct vmspace *vms = p->td_proc->p_vmspace; +#else + struct vmspace *vms = p->p_vmspace; +#endif +#endif /* __FreeBSD__ */ +#ifdef __NetBSD__ + struct vnode *vn; + struct vmspace *vms = p->p_vmspace; +#endif /* __NetBSD__ */ + + drm_buf_map_t request; + int i; + + if ( !dma ) return DRM_ERR(EINVAL); + + DRM_SPINLOCK( &dev->count_lock ); + if ( atomic_read( &dev->buf_alloc ) ) { + DRM_SPINUNLOCK( &dev->count_lock ); + return DRM_ERR(EBUSY); + } + dev->buf_use++; /* Can't allocate more after this call */ + DRM_SPINUNLOCK( &dev->count_lock ); + + DRM_COPY_FROM_USER_IOCTL( request, (drm_buf_map_t *)data, sizeof(request) ); + +#ifdef __NetBSD__ + if(!vfinddev(kdev, VCHR, &vn)) + return 0; /* FIXME: Shouldn't this be EINVAL or something? */ +#endif /* __NetBSD__ */ + + if ( request.count >= dma->buf_count ) { + if ( (__HAVE_AGP && (dma->flags & _DRM_DMA_USE_AGP)) || + (__HAVE_SG && (dma->flags & _DRM_DMA_USE_SG)) ) { + drm_local_map_t *map = DRIVER_AGP_BUFFERS_MAP( dev ); + + if ( !map ) { + retcode = EINVAL; + goto done; + } + +#ifdef __FreeBSD__ + virtual = round_page((vm_offset_t)vms->vm_daddr + MAXDSIZ); + retcode = vm_mmap(&vms->vm_map, + &virtual, + round_page(map->size), + PROT_READ|PROT_WRITE, VM_PROT_ALL, + MAP_SHARED, + SLIST_FIRST(&kdev->si_hlist), + (unsigned long)map->offset ); +#elif defined(__NetBSD__) + virtual = round_page((vaddr_t)vms->vm_daddr + MAXDSIZ); + retcode = uvm_mmap(&vms->vm_map, + (vaddr_t *)&virtual, + round_page(map->size), + UVM_PROT_READ | UVM_PROT_WRITE, + UVM_PROT_ALL, MAP_SHARED, + &vn->v_uobj, map->offset, + p->p_rlimit[RLIMIT_MEMLOCK].rlim_cur); +#endif /* __NetBSD__ */ + } else { +#ifdef __FreeBSD__ + virtual = round_page((vm_offset_t)vms->vm_daddr + MAXDSIZ); + retcode = vm_mmap(&vms->vm_map, + &virtual, + round_page(dma->byte_count), + PROT_READ|PROT_WRITE, VM_PROT_ALL, + MAP_SHARED, + SLIST_FIRST(&kdev->si_hlist), + 0); +#elif defined(__NetBSD__) + virtual = round_page((vaddr_t)vms->vm_daddr + MAXDSIZ); + retcode = uvm_mmap(&vms->vm_map, + (vaddr_t *)&virtual, + round_page(dma->byte_count), + UVM_PROT_READ | UVM_PROT_WRITE, + UVM_PROT_ALL, MAP_SHARED, + &vn->v_uobj, 0, + p->p_rlimit[RLIMIT_MEMLOCK].rlim_cur); +#endif /* __NetBSD__ */ + } + if (retcode) + goto done; + request.virtual = (void *)virtual; + + for ( i = 0 ; i < dma->buf_count ; i++ ) { + if ( DRM_COPY_TO_USER( &request.list[i].idx, + &dma->buflist[i]->idx, + sizeof(request.list[0].idx) ) ) { + retcode = EFAULT; + goto done; + } + if ( DRM_COPY_TO_USER( &request.list[i].total, + &dma->buflist[i]->total, + sizeof(request.list[0].total) ) ) { + retcode = EFAULT; + goto done; + } + if ( DRM_COPY_TO_USER( &request.list[i].used, + &zero, + sizeof(zero) ) ) { + retcode = EFAULT; + goto done; + } + address = virtual + dma->buflist[i]->offset; /* *** */ + if ( DRM_COPY_TO_USER( &request.list[i].address, + &address, + sizeof(address) ) ) { + retcode = EFAULT; + goto done; + } + } + } + done: + request.count = dma->buf_count; + + DRM_DEBUG( "%d buffers, retcode = %d\n", request.count, retcode ); + + DRM_COPY_TO_USER_IOCTL( (drm_buf_map_t *)data, request, sizeof(request) ); + + return DRM_ERR(retcode); +} + +#endif /* __HAVE_DMA */ + Index: dev/drm/drm_context.h =================================================================== RCS file: dev/drm/drm_context.h diff -N dev/drm/drm_context.h --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/drm_context.h 12 Mar 2003 00:15:12 -0000 @@ -0,0 +1,726 @@ +/* drm_context.h -- IOCTLs for generic contexts -*- linux-c -*- + * Created: Fri Nov 24 18:31:37 2000 by gareth@valinux.com + * + * Copyright 1999, 2000 Precision Insight, Inc., Cedar Park, Texas. + * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: + * Rickard E. (Rik) Faith + * Gareth Hughes + * $FreeBSD: src/sys/dev/drm/drm_context.h,v 1.3 2003/03/09 02:08:28 anholt Exp $ + */ + +#include "dev/drm/drmP.h" + +#if __HAVE_CTX_BITMAP + +/* ================================================================ + * Context bitmap support + */ + +void DRM(ctxbitmap_free)( drm_device_t *dev, int ctx_handle ) +{ + if ( ctx_handle < 0 ) goto failed; + if ( !dev->ctx_bitmap ) goto failed; + + if ( ctx_handle < DRM_MAX_CTXBITMAP ) { + DRM_LOCK; + clear_bit( ctx_handle, dev->ctx_bitmap ); + dev->context_sareas[ctx_handle] = NULL; + DRM_UNLOCK; + return; + } +failed: + DRM_ERROR( "Attempt to free invalid context handle: %d\n", + ctx_handle ); + return; +} + +int DRM(ctxbitmap_next)( drm_device_t *dev ) +{ + int bit; + + if(!dev->ctx_bitmap) return -1; + + DRM_LOCK; + bit = find_first_zero_bit( dev->ctx_bitmap, DRM_MAX_CTXBITMAP ); + if ( bit < DRM_MAX_CTXBITMAP ) { + set_bit( bit, dev->ctx_bitmap ); + DRM_DEBUG( "drm_ctxbitmap_next bit : %d\n", bit ); + if((bit+1) > dev->max_context) { + dev->max_context = (bit+1); + if(dev->context_sareas) { + drm_local_map_t **ctx_sareas; + + ctx_sareas = DRM(realloc)(dev->context_sareas, + (dev->max_context - 1) * + sizeof(*dev->context_sareas), + dev->max_context * + sizeof(*dev->context_sareas), + DRM_MEM_MAPS); + if(!ctx_sareas) { + clear_bit(bit, dev->ctx_bitmap); + DRM_UNLOCK; + return -1; + } + dev->context_sareas = ctx_sareas; + dev->context_sareas[bit] = NULL; + } else { + /* max_context == 1 at this point */ + dev->context_sareas = DRM(alloc)( + dev->max_context * + sizeof(*dev->context_sareas), + DRM_MEM_MAPS); + if(!dev->context_sareas) { + clear_bit(bit, dev->ctx_bitmap); + DRM_UNLOCK; + return -1; + } + dev->context_sareas[bit] = NULL; + } + } + DRM_UNLOCK; + return bit; + } + DRM_UNLOCK; + return -1; +} + +int DRM(ctxbitmap_init)( drm_device_t *dev ) +{ + int i; + int temp; + + DRM_LOCK; + dev->ctx_bitmap = (atomic_t *) DRM(alloc)( PAGE_SIZE, + DRM_MEM_CTXBITMAP ); + if ( dev->ctx_bitmap == NULL ) { + DRM_UNLOCK; + return DRM_ERR(ENOMEM); + } + memset( (void *)dev->ctx_bitmap, 0, PAGE_SIZE ); + dev->context_sareas = NULL; + dev->max_context = -1; + DRM_UNLOCK; + + for ( i = 0 ; i < DRM_RESERVED_CONTEXTS ; i++ ) { + temp = DRM(ctxbitmap_next)( dev ); + DRM_DEBUG( "drm_ctxbitmap_init : %d\n", temp ); + } + + return 0; +} + +void DRM(ctxbitmap_cleanup)( drm_device_t *dev ) +{ + DRM_LOCK; + if( dev->context_sareas ) DRM(free)( dev->context_sareas, + sizeof(*dev->context_sareas) * + dev->max_context, + DRM_MEM_MAPS ); + DRM(free)( (void *)dev->ctx_bitmap, PAGE_SIZE, DRM_MEM_CTXBITMAP ); + DRM_UNLOCK; +} + +/* ================================================================ + * Per Context SAREA Support + */ + +int DRM(getsareactx)( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_ctx_priv_map_t request; + drm_local_map_t *map; + + DRM_COPY_FROM_USER_IOCTL( request, (drm_ctx_priv_map_t *)data, + sizeof(request) ); + + DRM_LOCK; + if (dev->max_context < 0 || request.ctx_id >= (unsigned) dev->max_context) { + DRM_UNLOCK; + return DRM_ERR(EINVAL); + } + + map = dev->context_sareas[request.ctx_id]; + DRM_UNLOCK; + + request.handle = map->handle; + + DRM_COPY_TO_USER_IOCTL( (drm_ctx_priv_map_t *)data, request, sizeof(request) ); + + return 0; +} + +int DRM(setsareactx)( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_ctx_priv_map_t request; + drm_local_map_t *map = NULL; + drm_map_list_entry_t *list; + + DRM_COPY_FROM_USER_IOCTL( request, (drm_ctx_priv_map_t *)data, + sizeof(request) ); + + DRM_LOCK; + TAILQ_FOREACH(list, dev->maplist, link) { + map=list->map; + if(map->handle == request.handle) { + if (dev->max_context < 0) + goto bad; + if (request.ctx_id >= (unsigned) dev->max_context) + goto bad; + dev->context_sareas[request.ctx_id] = map; + DRM_UNLOCK; + return 0; + } + } + +bad: + DRM_UNLOCK; + return DRM_ERR(EINVAL); +} + +/* ================================================================ + * The actual DRM context handling routines + */ + +int DRM(context_switch)( drm_device_t *dev, int old, int new ) +{ + char buf[64]; + + if ( test_and_set_bit( 0, &dev->context_flag ) ) { + DRM_ERROR( "Reentering -- FIXME\n" ); + return DRM_ERR(EBUSY); + } + +#if __HAVE_DMA_HISTOGRAM + dev->ctx_start = get_cycles(); +#endif + + DRM_DEBUG( "Context switch from %d to %d\n", old, new ); + + if ( new == dev->last_context ) { + clear_bit( 0, &dev->context_flag ); + return 0; + } + + if ( DRM(flags) & DRM_FLAG_NOCTX ) { + DRM(context_switch_complete)( dev, new ); + } else { + sprintf( buf, "C %d %d\n", old, new ); + DRM(write_string)( dev, buf ); + } + + return 0; +} + +int DRM(context_switch_complete)( drm_device_t *dev, int new ) +{ + dev->last_context = new; /* PRE/POST: This is the _only_ writer. */ + dev->last_switch = jiffies; + + if ( !_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock) ) { + DRM_ERROR( "Lock isn't held after context switch\n" ); + } + + /* If a context switch is ever initiated + when the kernel holds the lock, release + that lock here. */ +#if __HAVE_DMA_HISTOGRAM + atomic_inc( &dev->histo.ctx[DRM(histogram_slot)(get_cycles() + - dev->ctx_start)] ); + +#endif + clear_bit( 0, &dev->context_flag ); + DRM_WAKEUP( (void *)&dev->context_wait ); + + return 0; +} + +int DRM(resctx)( DRM_IOCTL_ARGS ) +{ + drm_ctx_res_t res; + drm_ctx_t ctx; + int i; + + DRM_COPY_FROM_USER_IOCTL( res, (drm_ctx_res_t *)data, sizeof(res) ); + + if ( res.count >= DRM_RESERVED_CONTEXTS ) { + memset( &ctx, 0, sizeof(ctx) ); + for ( i = 0 ; i < DRM_RESERVED_CONTEXTS ; i++ ) { + ctx.handle = i; + if ( DRM_COPY_TO_USER( &res.contexts[i], + &i, sizeof(i) ) ) + return DRM_ERR(EFAULT); + } + } + res.count = DRM_RESERVED_CONTEXTS; + + DRM_COPY_TO_USER_IOCTL( (drm_ctx_res_t *)data, res, sizeof(res) ); + + return 0; +} + +int DRM(addctx)( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_ctx_t ctx; + + DRM_COPY_FROM_USER_IOCTL( ctx, (drm_ctx_t *)data, sizeof(ctx) ); + + ctx.handle = DRM(ctxbitmap_next)( dev ); + if ( ctx.handle == DRM_KERNEL_CONTEXT ) { + /* Skip kernel's context and get a new one. */ + ctx.handle = DRM(ctxbitmap_next)( dev ); + } + DRM_DEBUG( "%d\n", ctx.handle ); + if ( ctx.handle == -1 ) { + DRM_DEBUG( "Not enough free contexts.\n" ); + /* Should this return -EBUSY instead? */ + return DRM_ERR(ENOMEM); + } + + DRM_COPY_TO_USER_IOCTL( (drm_ctx_t *)data, ctx, sizeof(ctx) ); + + return 0; +} + +int DRM(modctx)( DRM_IOCTL_ARGS ) +{ + /* This does nothing */ + return 0; +} + +int DRM(getctx)( DRM_IOCTL_ARGS ) +{ + drm_ctx_t ctx; + + DRM_COPY_FROM_USER_IOCTL( ctx, (drm_ctx_t *)data, sizeof(ctx) ); + + /* This is 0, because we don't handle any context flags */ + ctx.flags = 0; + + DRM_COPY_TO_USER_IOCTL( (drm_ctx_t *)data, ctx, sizeof(ctx) ); + + return 0; +} + +int DRM(switchctx)( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_ctx_t ctx; + + DRM_COPY_FROM_USER_IOCTL( ctx, (drm_ctx_t *)data, sizeof(ctx) ); + + DRM_DEBUG( "%d\n", ctx.handle ); + return DRM(context_switch)( dev, dev->last_context, ctx.handle ); +} + +int DRM(newctx)( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_ctx_t ctx; + + DRM_COPY_FROM_USER_IOCTL( ctx, (drm_ctx_t *)data, sizeof(ctx) ); + + DRM_DEBUG( "%d\n", ctx.handle ); + DRM(context_switch_complete)( dev, ctx.handle ); + + return 0; +} + +int DRM(rmctx)( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_ctx_t ctx; + + DRM_COPY_FROM_USER_IOCTL( ctx, (drm_ctx_t *)data, sizeof(ctx) ); + + DRM_DEBUG( "%d\n", ctx.handle ); + if ( ctx.handle != DRM_KERNEL_CONTEXT ) { + DRM(ctxbitmap_free)( dev, ctx.handle ); + } + + return 0; +} + + +#else /* __HAVE_CTX_BITMAP */ + +/* ================================================================ + * Old-style context support + */ + + +int DRM(context_switch)(drm_device_t *dev, int old, int new) +{ + char buf[64]; + drm_queue_t *q; + +#if 0 + atomic_inc(&dev->total_ctx); +#endif + + if (test_and_set_bit(0, &dev->context_flag)) { + DRM_ERROR("Reentering -- FIXME\n"); + return DRM_ERR(EBUSY); + } + +#if __HAVE_DMA_HISTOGRAM + dev->ctx_start = get_cycles(); +#endif + + DRM_DEBUG("Context switch from %d to %d\n", old, new); + + if (new >= dev->queue_count) { + clear_bit(0, &dev->context_flag); + return DRM_ERR(EINVAL); + } + + if (new == dev->last_context) { + clear_bit(0, &dev->context_flag); + return 0; + } + + q = dev->queuelist[new]; + atomic_inc(&q->use_count); + if (atomic_read(&q->use_count) == 1) { + atomic_dec(&q->use_count); + clear_bit(0, &dev->context_flag); + return DRM_ERR(EINVAL); + } + + if (DRM(flags) & DRM_FLAG_NOCTX) { + DRM(context_switch_complete)(dev, new); + } else { + sprintf(buf, "C %d %d\n", old, new); + DRM(write_string)(dev, buf); + } + + atomic_dec(&q->use_count); + + return 0; +} + +int DRM(context_switch_complete)(drm_device_t *dev, int new) +{ + drm_device_dma_t *dma = dev->dma; + + dev->last_context = new; /* PRE/POST: This is the _only_ writer. */ + dev->last_switch = jiffies; + + if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { + DRM_ERROR("Lock isn't held after context switch\n"); + } + + if (!dma || !(dma->next_buffer && dma->next_buffer->while_locked)) { + if (DRM(lock_free)(dev, &dev->lock.hw_lock->lock, + DRM_KERNEL_CONTEXT)) { + DRM_ERROR("Cannot free lock\n"); + } + } + +#if __HAVE_DMA_HISTOGRAM + atomic_inc(&dev->histo.ctx[DRM(histogram_slot)(get_cycles() + - dev->ctx_start)]); + +#endif + clear_bit(0, &dev->context_flag); + DRM_WAKEUP_INT(&dev->context_wait); + + return 0; +} + +static int DRM(init_queue)(drm_device_t *dev, drm_queue_t *q, drm_ctx_t *ctx) +{ + DRM_DEBUG("\n"); + + if (atomic_read(&q->use_count) != 1 + || atomic_read(&q->finalization) + || atomic_read(&q->block_count)) { + DRM_ERROR("New queue is already in use: u%ld f%ld b%ld\n", + (unsigned long)atomic_read(&q->use_count), + (unsigned long)atomic_read(&q->finalization), + (unsigned long)atomic_read(&q->block_count)); + } + + atomic_set(&q->finalization, 0); + atomic_set(&q->block_count, 0); + atomic_set(&q->block_read, 0); + atomic_set(&q->block_write, 0); + atomic_set(&q->total_queued, 0); + atomic_set(&q->total_flushed, 0); + atomic_set(&q->total_locks, 0); + + q->write_queue = 0; + q->read_queue = 0; + q->flush_queue = 0; + + q->flags = ctx->flags; + + DRM(waitlist_create)(&q->waitlist, dev->dma->buf_count); + + return 0; +} + + +/* drm_alloc_queue: +PRE: 1) dev->queuelist[0..dev->queue_count] is allocated and will not + disappear (so all deallocation must be done after IOCTLs are off) + 2) dev->queue_count < dev->queue_slots + 3) dev->queuelist[i].use_count == 0 and + dev->queuelist[i].finalization == 0 if i not in use +POST: 1) dev->queuelist[i].use_count == 1 + 2) dev->queue_count < dev->queue_slots */ + +static int DRM(alloc_queue)(drm_device_t *dev) +{ + int i; + drm_queue_t *queue; + int oldslots; + int newslots; + /* Check for a free queue */ + for (i = 0; i < dev->queue_count; i++) { + atomic_inc(&dev->queuelist[i]->use_count); + if (atomic_read(&dev->queuelist[i]->use_count) == 1 + && !atomic_read(&dev->queuelist[i]->finalization)) { + DRM_DEBUG("%d (free)\n", i); + return i; + } + atomic_dec(&dev->queuelist[i]->use_count); + } + /* Allocate a new queue */ + DRM_LOCK; + + queue = gamma_alloc(sizeof(*queue), DRM_MEM_QUEUES); + memset(queue, 0, sizeof(*queue)); + atomic_set(&queue->use_count, 1); + + ++dev->queue_count; + if (dev->queue_count >= dev->queue_slots) { + oldslots = dev->queue_slots * sizeof(*dev->queuelist); + if (!dev->queue_slots) dev->queue_slots = 1; + dev->queue_slots *= 2; + newslots = dev->queue_slots * sizeof(*dev->queuelist); + + dev->queuelist = DRM(realloc)(dev->queuelist, + oldslots, + newslots, + DRM_MEM_QUEUES); + if (!dev->queuelist) { + DRM_UNLOCK; + DRM_DEBUG("out of memory\n"); + return DRM_ERR(ENOMEM); + } + } + dev->queuelist[dev->queue_count-1] = queue; + + DRM_UNLOCK; + DRM_DEBUG("%d (new)\n", dev->queue_count - 1); + return dev->queue_count - 1; +} + +int DRM(resctx)( DRM_IOCTL_ARGS ) +{ + drm_ctx_res_t res; + drm_ctx_t ctx; + int i; + + DRM_DEBUG("%d\n", DRM_RESERVED_CONTEXTS); + + DRM_COPY_FROM_USER_IOCTL( res, (drm_ctx_res_t *)data, sizeof(res) ); + + if (res.count >= DRM_RESERVED_CONTEXTS) { + memset(&ctx, 0, sizeof(ctx)); + for (i = 0; i < DRM_RESERVED_CONTEXTS; i++) { + ctx.handle = i; + if (DRM_COPY_TO_USER(&res.contexts[i], + &i, + sizeof(i))) + return DRM_ERR(EFAULT); + } + } + res.count = DRM_RESERVED_CONTEXTS; + + DRM_COPY_TO_USER_IOCTL( (drm_ctx_res_t *)data, res, sizeof(res) ); + + return 0; +} + +int DRM(addctx)( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_ctx_t ctx; + + DRM_COPY_FROM_USER_IOCTL( ctx, (drm_ctx_t *)data, sizeof(ctx) ); + + if ((ctx.handle = DRM(alloc_queue)(dev)) == DRM_KERNEL_CONTEXT) { + /* Init kernel's context and get a new one. */ + DRM(init_queue)(dev, dev->queuelist[ctx.handle], &ctx); + ctx.handle = DRM(alloc_queue)(dev); + } + DRM(init_queue)(dev, dev->queuelist[ctx.handle], &ctx); + DRM_DEBUG("%d\n", ctx.handle); + + DRM_COPY_TO_USER_IOCTL( (drm_ctx_t *)data, ctx, sizeof(ctx) ); + + return 0; +} + +int DRM(modctx)( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_ctx_t ctx; + drm_queue_t *q; + + DRM_COPY_FROM_USER_IOCTL( ctx, (drm_ctx_t *)data, sizeof(ctx) ); + + DRM_DEBUG("%d\n", ctx.handle); + + if (ctx.handle < 0 || ctx.handle >= dev->queue_count) + return DRM_ERR(EINVAL); + q = dev->queuelist[ctx.handle]; + + atomic_inc(&q->use_count); + if (atomic_read(&q->use_count) == 1) { + /* No longer in use */ + atomic_dec(&q->use_count); + return DRM_ERR(EINVAL); + } + + if (DRM_BUFCOUNT(&q->waitlist)) { + atomic_dec(&q->use_count); + return DRM_ERR(EBUSY); + } + + q->flags = ctx.flags; + + atomic_dec(&q->use_count); + return 0; +} + +int DRM(getctx)( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_ctx_t ctx; + drm_queue_t *q; + + DRM_COPY_FROM_USER_IOCTL( ctx, (drm_ctx_t *)data, sizeof(ctx) ); + + DRM_DEBUG("%d\n", ctx.handle); + + if (ctx.handle >= dev->queue_count) + return DRM_ERR(EINVAL); + q = dev->queuelist[ctx.handle]; + + atomic_inc(&q->use_count); + if (atomic_read(&q->use_count) == 1) { + /* No longer in use */ + atomic_dec(&q->use_count); + return DRM_ERR(EINVAL); + } + + ctx.flags = q->flags; + atomic_dec(&q->use_count); + + DRM_COPY_TO_USER_IOCTL( (drm_ctx_t *)data, ctx, sizeof(ctx) ); + + return 0; +} + +int DRM(switchctx)( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_ctx_t ctx; + + DRM_COPY_FROM_USER_IOCTL( ctx, (drm_ctx_t *)data, sizeof(ctx) ); + + DRM_DEBUG("%d\n", ctx.handle); + return DRM(context_switch)(dev, dev->last_context, ctx.handle); +} + +int DRM(newctx)( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_ctx_t ctx; + + DRM_COPY_FROM_USER_IOCTL( ctx, (drm_ctx_t *)data, sizeof(ctx) ); + + DRM_DEBUG("%d\n", ctx.handle); + DRM(context_switch_complete)(dev, ctx.handle); + + return 0; +} + +int DRM(rmctx)( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_ctx_t ctx; + drm_queue_t *q; + drm_buf_t *buf; + + DRM_COPY_FROM_USER_IOCTL( ctx, (drm_ctx_t *)data, sizeof(ctx) ); + + DRM_DEBUG("%d\n", ctx.handle); + + if (ctx.handle >= dev->queue_count) return DRM_ERR(EINVAL); + q = dev->queuelist[ctx.handle]; + + atomic_inc(&q->use_count); + if (atomic_read(&q->use_count) == 1) { + /* No longer in use */ + atomic_dec(&q->use_count); + return DRM_ERR(EINVAL); + } + + atomic_inc(&q->finalization); /* Mark queue in finalization state */ + atomic_sub(2, &q->use_count); /* Mark queue as unused (pending + finalization) */ + + while (test_and_set_bit(0, &dev->interrupt_flag)) { + static int never; + int retcode; + retcode = tsleep(&never, PZERO|PCATCH, "never", 1); + if (retcode) + return retcode; + } + /* Remove queued buffers */ + while ((buf = DRM(waitlist_get)(&q->waitlist))) { + DRM(free_buffer)(dev, buf); + } + clear_bit(0, &dev->interrupt_flag); + + /* Wakeup blocked processes */ + wakeup( &q->block_read ); + wakeup( &q->block_write ); + DRM_WAKEUP_INT( &q->flush_queue ); + /* Finalization over. Queue is made + available when both use_count and + finalization become 0, which won't + happen until all the waiting processes + stop waiting. */ + atomic_dec(&q->finalization); + return 0; +} + +#endif /* __HAVE_CTX_BITMAP */ Index: dev/drm/drm_dma.h =================================================================== RCS file: dev/drm/drm_dma.h diff -N dev/drm/drm_dma.h --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/drm_dma.h 12 Mar 2003 00:15:12 -0000 @@ -0,0 +1,736 @@ +/* drm_dma.c -- DMA IOCTL and function support -*- linux-c -*- + * Created: Fri Mar 19 14:30:16 1999 by faith@valinux.com + * + * Copyright 1999, 2000 Precision Insight, Inc., Cedar Park, Texas. + * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: + * Rickard E. (Rik) Faith + * Gareth Hughes + * + * $FreeBSD: src/sys/dev/drm/drm_dma.h,v 1.4 2003/03/09 02:08:28 anholt Exp $ + */ + +#include "dev/drm/drmP.h" + +#ifndef __HAVE_DMA_WAITQUEUE +#define __HAVE_DMA_WAITQUEUE 0 +#endif +#ifndef __HAVE_DMA_RECLAIM +#define __HAVE_DMA_RECLAIM 0 +#endif +#ifndef __HAVE_SHARED_IRQ +#define __HAVE_SHARED_IRQ 0 +#endif + +#if __HAVE_DMA + +int DRM(dma_setup)( drm_device_t *dev ) +{ + int i; + + dev->dma = DRM(alloc)( sizeof(*dev->dma), DRM_MEM_DRIVER ); + if ( !dev->dma ) + return DRM_ERR(ENOMEM); + + memset( dev->dma, 0, sizeof(*dev->dma) ); + + for ( i = 0 ; i <= DRM_MAX_ORDER ; i++ ) + memset(&dev->dma->bufs[i], 0, sizeof(dev->dma->bufs[0])); + + return 0; +} + +void DRM(dma_takedown)(drm_device_t *dev) +{ + drm_device_dma_t *dma = dev->dma; + int i, j; + + if (!dma) return; + + /* Clear dma buffers */ + for (i = 0; i <= DRM_MAX_ORDER; i++) { + if (dma->bufs[i].seg_count) { + DRM_DEBUG("order %d: buf_count = %d," + " seg_count = %d\n", + i, + dma->bufs[i].buf_count, + dma->bufs[i].seg_count); + for (j = 0; j < dma->bufs[i].seg_count; j++) { + DRM(free)((void *)dma->bufs[i].seglist[j], + dma->bufs[i].buf_size, + DRM_MEM_DMA); + } + DRM(free)(dma->bufs[i].seglist, + dma->bufs[i].seg_count + * sizeof(*dma->bufs[0].seglist), + DRM_MEM_SEGS); + } + if(dma->bufs[i].buf_count) { + for(j = 0; j < dma->bufs[i].buf_count; j++) { + if(dma->bufs[i].buflist[j].dev_private) { + DRM(free)(dma->bufs[i].buflist[j].dev_private, + dma->bufs[i].buflist[j].dev_priv_size, + DRM_MEM_BUFS); + } + } + DRM(free)(dma->bufs[i].buflist, + dma->bufs[i].buf_count * + sizeof(*dma->bufs[0].buflist), + DRM_MEM_BUFS); +#if __HAVE_DMA_FREELIST + DRM(freelist_destroy)(&dma->bufs[i].freelist); +#endif + } + } + + if (dma->buflist) { + DRM(free)(dma->buflist, + dma->buf_count * sizeof(*dma->buflist), + DRM_MEM_BUFS); + } + + if (dma->pagelist) { + DRM(free)(dma->pagelist, + dma->page_count * sizeof(*dma->pagelist), + DRM_MEM_PAGES); + } + DRM(free)(dev->dma, sizeof(*dev->dma), DRM_MEM_DRIVER); + dev->dma = NULL; +} + + +#if __HAVE_DMA_HISTOGRAM +/* This is slow, but is useful for debugging. */ +int DRM(histogram_slot)(unsigned long count) +{ + int value = DRM_DMA_HISTOGRAM_INITIAL; + int slot; + + for (slot = 0; + slot < DRM_DMA_HISTOGRAM_SLOTS; + ++slot, value = DRM_DMA_HISTOGRAM_NEXT(value)) { + if (count < value) return slot; + } + return DRM_DMA_HISTOGRAM_SLOTS - 1; +} + +void DRM(histogram_compute)(drm_device_t *dev, drm_buf_t *buf) +{ + cycles_t queued_to_dispatched; + cycles_t dispatched_to_completed; + cycles_t completed_to_freed; + int q2d, d2c, c2f, q2c, q2f; + + if (buf->time_queued) { + queued_to_dispatched = (buf->time_dispatched + - buf->time_queued); + dispatched_to_completed = (buf->time_completed + - buf->time_dispatched); + completed_to_freed = (buf->time_freed + - buf->time_completed); + + q2d = DRM(histogram_slot)(queued_to_dispatched); + d2c = DRM(histogram_slot)(dispatched_to_completed); + c2f = DRM(histogram_slot)(completed_to_freed); + + q2c = DRM(histogram_slot)(queued_to_dispatched + + dispatched_to_completed); + q2f = DRM(histogram_slot)(queued_to_dispatched + + dispatched_to_completed + + completed_to_freed); + + atomic_inc(&dev->histo.total); + atomic_inc(&dev->histo.queued_to_dispatched[q2d]); + atomic_inc(&dev->histo.dispatched_to_completed[d2c]); + atomic_inc(&dev->histo.completed_to_freed[c2f]); + + atomic_inc(&dev->histo.queued_to_completed[q2c]); + atomic_inc(&dev->histo.queued_to_freed[q2f]); + + } + buf->time_queued = 0; + buf->time_dispatched = 0; + buf->time_completed = 0; + buf->time_freed = 0; +} +#endif + +void DRM(free_buffer)(drm_device_t *dev, drm_buf_t *buf) +{ + if (!buf) return; + + buf->waiting = 0; + buf->pending = 0; + buf->pid = 0; + buf->used = 0; +#if __HAVE_DMA_HISTOGRAM + buf->time_completed = get_cycles(); +#endif + + if ( buf->dma_wait ) { + wakeup( (void *)&buf->dma_wait ); + buf->dma_wait = 0; + } +#if __HAVE_DMA_FREELIST + else { + drm_device_dma_t *dma = dev->dma; + /* If processes are waiting, the last one + to wake will put the buffer on the free + list. If no processes are waiting, we + put the buffer on the freelist here. */ + DRM(freelist_put)(dev, &dma->bufs[buf->order].freelist, buf); + } +#endif +} + +#if !__HAVE_DMA_RECLAIM +void DRM(reclaim_buffers)(drm_device_t *dev, pid_t pid) +{ + drm_device_dma_t *dma = dev->dma; + int i; + + if (!dma) return; + for (i = 0; i < dma->buf_count; i++) { + if (dma->buflist[i]->pid == pid) { + switch (dma->buflist[i]->list) { + case DRM_LIST_NONE: + DRM(free_buffer)(dev, dma->buflist[i]); + break; + case DRM_LIST_WAIT: + dma->buflist[i]->list = DRM_LIST_RECLAIM; + break; + default: + /* Buffer already on hardware. */ + break; + } + } + } +} +#endif + + +/* GH: This is a big hack for now... + */ +#if __HAVE_OLD_DMA + +void DRM(clear_next_buffer)(drm_device_t *dev) +{ + drm_device_dma_t *dma = dev->dma; + + dma->next_buffer = NULL; + if (dma->next_queue && !DRM_BUFCOUNT(&dma->next_queue->waitlist)) { + DRM_WAKEUP_INT(&dma->next_queue->flush_queue); + } + dma->next_queue = NULL; +} + +int DRM(select_queue)(drm_device_t *dev, void (*wrapper)(unsigned long)) +{ + int i; + int candidate = -1; + int j = jiffies; + + if (!dev) { + DRM_ERROR("No device\n"); + return -1; + } + if (!dev->queuelist || !dev->queuelist[DRM_KERNEL_CONTEXT]) { + /* This only happens between the time the + interrupt is initialized and the time + the queues are initialized. */ + return -1; + } + + /* Doing "while locked" DMA? */ + if (DRM_WAITCOUNT(dev, DRM_KERNEL_CONTEXT)) { + return DRM_KERNEL_CONTEXT; + } + + /* If there are buffers on the last_context + queue, and we have not been executing + this context very long, continue to + execute this context. */ + if (dev->last_switch <= j + && dev->last_switch + DRM_TIME_SLICE > j + && DRM_WAITCOUNT(dev, dev->last_context)) { + return dev->last_context; + } + + /* Otherwise, find a candidate */ + for (i = dev->last_checked + 1; i < dev->queue_count; i++) { + if (DRM_WAITCOUNT(dev, i)) { + candidate = dev->last_checked = i; + break; + } + } + + if (candidate < 0) { + for (i = 0; i < dev->queue_count; i++) { + if (DRM_WAITCOUNT(dev, i)) { + candidate = dev->last_checked = i; + break; + } + } + } + + if (wrapper + && candidate >= 0 + && candidate != dev->last_context + && dev->last_switch <= j + && dev->last_switch + DRM_TIME_SLICE > j) { + int s = splclock(); + if (dev->timer.c_time != dev->last_switch + DRM_TIME_SLICE) { + callout_reset(&dev->timer, + dev->last_switch + DRM_TIME_SLICE - j, + (void (*)(void *))wrapper, + dev); + } + splx(s); + return -1; + } + + return candidate; +} + + +int DRM(dma_enqueue)(drm_device_t *dev, drm_dma_t *d) +{ + int i; + drm_queue_t *q; + drm_buf_t *buf; + int idx; + int while_locked = 0; + drm_device_dma_t *dma = dev->dma; + int error; + + DRM_DEBUG("%d\n", d->send_count); + + if (d->flags & _DRM_DMA_WHILE_LOCKED) { + int context = dev->lock.hw_lock->lock; + + if (!_DRM_LOCK_IS_HELD(context)) { + DRM_ERROR("No lock held during \"while locked\"" + " request\n"); + return DRM_ERR(EINVAL); + } + if (d->context != _DRM_LOCKING_CONTEXT(context) + && _DRM_LOCKING_CONTEXT(context) != DRM_KERNEL_CONTEXT) { + DRM_ERROR("Lock held by %d while %d makes" + " \"while locked\" request\n", + _DRM_LOCKING_CONTEXT(context), + d->context); + return DRM_ERR(EINVAL); + } + q = dev->queuelist[DRM_KERNEL_CONTEXT]; + while_locked = 1; + } else { + q = dev->queuelist[d->context]; + } + + + atomic_inc(&q->use_count); + if (atomic_read(&q->block_write)) { + atomic_inc(&q->block_count); + for (;;) { + if (!atomic_read(&q->block_write)) break; + error = tsleep(&q->block_write, PZERO|PCATCH, + "dmawr", 0); + if (error) { + atomic_dec(&q->use_count); + return error; + } + } + atomic_dec(&q->block_count); + } + + for (i = 0; i < d->send_count; i++) { + idx = d->send_indices[i]; + if (idx < 0 || idx >= dma->buf_count) { + atomic_dec(&q->use_count); + DRM_ERROR("Index %d (of %d max)\n", + d->send_indices[i], dma->buf_count - 1); + return DRM_ERR(EINVAL); + } + buf = dma->buflist[ idx ]; + if (buf->pid != DRM_CURRENTPID) { + atomic_dec(&q->use_count); + DRM_ERROR("Process %d using buffer owned by %d\n", + DRM_CURRENTPID, buf->pid); + return DRM_ERR(EINVAL); + } + if (buf->list != DRM_LIST_NONE) { + atomic_dec(&q->use_count); + DRM_ERROR("Process %d using buffer %d on list %d\n", + DRM_CURRENTPID, buf->idx, buf->list); + } + buf->used = d->send_sizes[i]; + buf->while_locked = while_locked; + buf->context = d->context; + if (!buf->used) { + DRM_ERROR("Queueing 0 length buffer\n"); + } + if (buf->pending) { + atomic_dec(&q->use_count); + DRM_ERROR("Queueing pending buffer:" + " buffer %d, offset %d\n", + d->send_indices[i], i); + return DRM_ERR(EINVAL); + } + if (buf->waiting) { + atomic_dec(&q->use_count); + DRM_ERROR("Queueing waiting buffer:" + " buffer %d, offset %d\n", + d->send_indices[i], i); + return DRM_ERR(EINVAL); + } + buf->waiting = 1; + if (atomic_read(&q->use_count) == 1 + || atomic_read(&q->finalization)) { + DRM(free_buffer)(dev, buf); + } else { + DRM(waitlist_put)(&q->waitlist, buf); + atomic_inc(&q->total_queued); + } + } + atomic_dec(&q->use_count); + + return 0; +} + +static int DRM(dma_get_buffers_of_order)(drm_device_t *dev, drm_dma_t *d, + int order) +{ + int i; + drm_buf_t *buf; + drm_device_dma_t *dma = dev->dma; + + for (i = d->granted_count; i < d->request_count; i++) { + buf = DRM(freelist_get)(&dma->bufs[order].freelist, + d->flags & _DRM_DMA_WAIT); + if (!buf) break; + if (buf->pending || buf->waiting) { + DRM_ERROR("Free buffer %d in use by %d (w%d, p%d)\n", + buf->idx, + buf->pid, + buf->waiting, + buf->pending); + } + buf->pid = DRM_CURRENTPID; + if (DRM_COPY_TO_USER(&d->request_indices[i], + &buf->idx, + sizeof(buf->idx))) + return DRM_ERR(EFAULT); + + if (DRM_COPY_TO_USER(&d->request_sizes[i], + &buf->total, + sizeof(buf->total))) + return DRM_ERR(EFAULT); + + ++d->granted_count; + } + return 0; +} + + +int DRM(dma_get_buffers)(drm_device_t *dev, drm_dma_t *dma) +{ + int order; + int retcode = 0; + int tmp_order; + + order = DRM(order)(dma->request_size); + + dma->granted_count = 0; + retcode = DRM(dma_get_buffers_of_order)(dev, dma, order); + + if (dma->granted_count < dma->request_count + && (dma->flags & _DRM_DMA_SMALLER_OK)) { + for (tmp_order = order - 1; + !retcode + && dma->granted_count < dma->request_count + && tmp_order >= DRM_MIN_ORDER; + --tmp_order) { + + retcode = DRM(dma_get_buffers_of_order)(dev, dma, + tmp_order); + } + } + + if (dma->granted_count < dma->request_count + && (dma->flags & _DRM_DMA_LARGER_OK)) { + for (tmp_order = order + 1; + !retcode + && dma->granted_count < dma->request_count + && tmp_order <= DRM_MAX_ORDER; + ++tmp_order) { + + retcode = DRM(dma_get_buffers_of_order)(dev, dma, + tmp_order); + } + } + return 0; +} + +#endif /* __HAVE_OLD_DMA */ + + +#if __HAVE_DMA_IRQ + +int DRM(irq_install)( drm_device_t *dev, int irq ) +{ + int retcode; + + if ( !irq ) + return DRM_ERR(EINVAL); + + DRM_LOCK; + if ( dev->irq ) { + DRM_UNLOCK; + return DRM_ERR(EBUSY); + } + dev->irq = irq; + DRM_UNLOCK; + + DRM_DEBUG( "%s: irq=%d\n", __FUNCTION__, irq ); + + dev->context_flag = 0; + dev->interrupt_flag = 0; + dev->dma_flag = 0; + + dev->dma->next_buffer = NULL; + dev->dma->next_queue = NULL; + dev->dma->this_buffer = NULL; + +#if __HAVE_DMA_IRQ_BH + TASK_INIT(&dev->task, 0, DRM(dma_immediate_bh), dev); +#endif + +#if __HAVE_VBL_IRQ && 0 /* disabled */ + DRM_SPININIT( dev->vbl_lock, "vblsig" ); + TAILQ_INIT( &dev->vbl_sig_list ); +#endif + + /* Before installing handler */ + DRM(driver_irq_preinstall)( dev ); + + /* Install handler */ + dev->irqrid = 0; +#ifdef __FreeBSD__ + dev->irqr = bus_alloc_resource(dev->device, SYS_RES_IRQ, &dev->irqrid, + 0, ~0, 1, RF_SHAREABLE); + if (!dev->irqr) { +#elif defined(__NetBSD__) + if (pci_intr_map(&dev->pa, &dev->ih) != 0) { +#endif + DRM_LOCK; + dev->irq = 0; + dev->irqrid = 0; + DRM_UNLOCK; + return ENOENT; + } + +#ifdef __FreeBSD__ +#if __FreeBSD_version < 500000 + retcode = bus_setup_intr(dev->device, dev->irqr, INTR_TYPE_TTY, + DRM(dma_service), dev, &dev->irqh); +#else + retcode = bus_setup_intr(dev->device, dev->irqr, INTR_TYPE_TTY | INTR_MPSAFE, + DRM(dma_service), dev, &dev->irqh); +#endif + if ( retcode ) { +#elif defined(__NetBSD__) + dev->irqh = pci_intr_establish(&dev->pa.pa_pc, dev->ih, IPL_TTY, + (int (*)(DRM_IRQ_ARGS))DRM(dma_service), dev); + if ( !dev->irqh ) { +#endif + DRM_LOCK; +#ifdef __FreeBSD__ + bus_release_resource(dev->device, SYS_RES_IRQ, dev->irqrid, dev->irqr); +#endif + dev->irq = 0; + dev->irqrid = 0; + DRM_UNLOCK; + return retcode; + } + + /* After installing handler */ + DRM(driver_irq_postinstall)( dev ); + + return 0; +} + +int DRM(irq_uninstall)( drm_device_t *dev ) +{ + int irq; + int irqrid; + + DRM_LOCK; + irq = dev->irq; + irqrid = dev->irqrid; + dev->irq = 0; + dev->irqrid = 0; + DRM_UNLOCK; + + if ( !irq ) + return DRM_ERR(EINVAL); + + DRM_DEBUG( "%s: irq=%d\n", __FUNCTION__, irq ); + + DRM(driver_irq_uninstall)( dev ); + +#ifdef __FreeBSD__ + bus_teardown_intr(dev->device, dev->irqr, dev->irqh); + bus_release_resource(dev->device, SYS_RES_IRQ, irqrid, dev->irqr); +#elif defined(__NetBSD__) + pci_intr_disestablish(&dev->pa.pa_pc, dev->irqh); +#endif + + return 0; +} + +int DRM(control)( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_control_t ctl; + + DRM_COPY_FROM_USER_IOCTL( ctl, (drm_control_t *) data, sizeof(ctl) ); + + switch ( ctl.func ) { + case DRM_INST_HANDLER: + return DRM(irq_install)( dev, ctl.irq ); + case DRM_UNINST_HANDLER: + return DRM(irq_uninstall)( dev ); + default: + return DRM_ERR(EINVAL); + } +} + +#if __HAVE_VBL_IRQ +int DRM(wait_vblank)( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_wait_vblank_t vblwait; + struct timeval now; + int ret; + + if (!dev->irq) + return DRM_ERR(EINVAL); + + DRM_COPY_FROM_USER_IOCTL( vblwait, (drm_wait_vblank_t *)data, + sizeof(vblwait) ); + + if (vblwait.request.type & _DRM_VBLANK_RELATIVE) { + vblwait.request.sequence += atomic_read(&dev->vbl_received); + vblwait.request.type &= ~_DRM_VBLANK_RELATIVE; + } + + flags = vblwait.request.type & _DRM_VBLANK_FLAGS_MASK; + if (flags & _DRM_VBLANK_SIGNAL) { +#if 0 /* disabled */ + drm_vbl_sig_t *vbl_sig = DRM_MALLOC(sizeof(drm_vbl_sig_t)); + if (vbl_sig == NULL) + return ENOMEM; + bzero(vbl_sig, sizeof(*vbl_sig)); + + vbl_sig->sequence = vblwait.request.sequence; + vbl_sig->signo = vblwait.request.signal; + vbl_sig->pid = DRM_CURRENTPID; + + vblwait.reply.sequence = atomic_read(&dev->vbl_received); + + DRM_SPINLOCK(&dev->vbl_lock); + TAILQ_INSERT_HEAD(&dev->vbl_sig_list, vbl_sig, link); + DRM_SPINUNLOCK(&dev->vbl_lock); + ret = 0; +#endif + ret = EINVAL; + } else { + ret = DRM(vblank_wait)(dev, &vblwait.request.sequence); + + microtime(&now); + vblwait.reply.tval_sec = now.tv_sec; + vblwait.reply.tval_usec = now.tv_usec; + } + + DRM_COPY_TO_USER_IOCTL( (drm_wait_vblank_t *)data, vblwait, + sizeof(vblwait) ); + + return ret; +} + +void DRM(vbl_send_signals)(drm_device_t *dev) +{ +} + +#if 0 /* disabled */ +void DRM(vbl_send_signals)( drm_device_t *dev ) +{ + drm_vbl_sig_t *vbl_sig; + unsigned int vbl_seq = atomic_read( &dev->vbl_received ); + struct proc *p; + + DRM_SPINLOCK(&dev->vbl_lock); + + vbl_sig = TAILQ_FIRST(&dev->vbl_sig_list); + while (vbl_sig != NULL) { + drm_vbl_sig_t *next = TAILQ_NEXT(vbl_sig, link); + + if ( ( vbl_seq - vbl_sig->sequence ) <= (1<<23) ) { + p = pfind(vbl_sig->pid); + if (p != NULL) + psignal(p, vbl_sig->signo); + + TAILQ_REMOVE(&dev->vbl_sig_list, vbl_sig, link); + DRM_FREE(vbl_sig,sizeof(*vbl_sig)); + } + vbl_sig = next; + } + + DRM_SPINUNLOCK(&dev->vbl_lock); +} +#endif + +#endif /* __HAVE_VBL_IRQ */ + +#else + +int DRM(control)( DRM_IOCTL_ARGS ) +{ + drm_control_t ctl; + + DRM_COPY_FROM_USER_IOCTL( ctl, (drm_control_t *) data, sizeof(ctl) ); + + switch ( ctl.func ) { + case DRM_INST_HANDLER: + case DRM_UNINST_HANDLER: + return 0; + default: + return DRM_ERR(EINVAL); + } +} + +#endif /* __HAVE_DMA_IRQ */ + +#endif /* __HAVE_DMA */ + Index: dev/drm/drm_drawable.h =================================================================== RCS file: dev/drm/drm_drawable.h diff -N dev/drm/drm_drawable.h --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/drm_drawable.h 12 Mar 2003 00:15:12 -0000 @@ -0,0 +1,51 @@ +/* drm_drawable.h -- IOCTLs for drawables -*- linux-c -*- + * Created: Tue Feb 2 08:37:54 1999 by faith@valinux.com + * + * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. + * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: + * Rickard E. (Rik) Faith + * Gareth Hughes + * + * $FreeBSD: src/sys/dev/drm/drm_drawable.h,v 1.2 2003/03/09 02:08:28 anholt Exp $ + */ + +#include "dev/drm/drmP.h" + +int DRM(adddraw)( DRM_IOCTL_ARGS ) +{ + drm_draw_t draw; + + draw.handle = 0; /* NOOP */ + DRM_DEBUG("%d\n", draw.handle); + + DRM_COPY_TO_USER_IOCTL( (drm_draw_t *)data, draw, sizeof(draw) ); + + return 0; +} + +int DRM(rmdraw)( DRM_IOCTL_ARGS ) +{ + return 0; /* NOOP */ +} Index: dev/drm/drm_drv.h =================================================================== RCS file: dev/drm/drm_drv.h diff -N dev/drm/drm_drv.h --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/drm_drv.h 12 Mar 2003 00:15:12 -0000 @@ -0,0 +1,1364 @@ +/* drm_drv.h -- Generic driver template -*- linux-c -*- + * Created: Thu Nov 23 03:10:50 2000 by gareth@valinux.com + * + * Copyright 1999, 2000 Precision Insight, Inc., Cedar Park, Texas. + * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: + * Rickard E. (Rik) Faith + * Gareth Hughes + * + * $FreeBSD: src/sys/dev/drm/drm_drv.h,v 1.12 2003/03/09 02:08:28 anholt Exp $ + */ + +/* + * To use this template, you must at least define the following (samples + * given for the MGA driver): + * + * #define DRIVER_AUTHOR "VA Linux Systems, Inc." + * + * #define DRIVER_NAME "mga" + * #define DRIVER_DESC "Matrox G200/G400" + * #define DRIVER_DATE "20001127" + * + * #define DRIVER_MAJOR 2 + * #define DRIVER_MINOR 0 + * #define DRIVER_PATCHLEVEL 2 + * + * #define DRIVER_IOCTL_COUNT DRM_ARRAY_SIZE( mga_ioctls ) + * + * #define DRM(x) mga_##x + */ + +#ifndef __MUST_HAVE_AGP +#define __MUST_HAVE_AGP 0 +#endif +#ifndef __HAVE_CTX_BITMAP +#define __HAVE_CTX_BITMAP 0 +#endif +#ifndef __HAVE_DMA_IRQ +#define __HAVE_DMA_IRQ 0 +#endif +#ifndef __HAVE_DMA_QUEUE +#define __HAVE_DMA_QUEUE 0 +#endif +#ifndef __HAVE_MULTIPLE_DMA_QUEUES +#define __HAVE_MULTIPLE_DMA_QUEUES 0 +#endif +#ifndef __HAVE_DMA_SCHEDULE +#define __HAVE_DMA_SCHEDULE 0 +#endif +#ifndef __HAVE_DMA_FLUSH +#define __HAVE_DMA_FLUSH 0 +#endif +#ifndef __HAVE_DMA_READY +#define __HAVE_DMA_READY 0 +#endif +#ifndef __HAVE_DMA_QUIESCENT +#define __HAVE_DMA_QUIESCENT 0 +#endif +#ifndef __HAVE_RELEASE +#define __HAVE_RELEASE 0 +#endif +#ifndef __HAVE_COUNTERS +#define __HAVE_COUNTERS 0 +#endif +#ifndef __HAVE_SG +#define __HAVE_SG 0 +#endif +#ifndef __HAVE_KERNEL_CTX_SWITCH +#define __HAVE_KERNEL_CTX_SWITCH 0 +#endif +#ifndef PCI_ANY_ID +#define PCI_ANY_ID ~0 +#endif + +#ifndef DRIVER_PREINIT +#define DRIVER_PREINIT() +#endif +#ifndef DRIVER_POSTINIT +#define DRIVER_POSTINIT() +#endif +#ifndef DRIVER_PRERELEASE +#define DRIVER_PRERELEASE() +#endif +#ifndef DRIVER_PRETAKEDOWN +#define DRIVER_PRETAKEDOWN() +#endif +#ifndef DRIVER_POSTCLEANUP +#define DRIVER_POSTCLEANUP() +#endif +#ifndef DRIVER_PRESETUP +#define DRIVER_PRESETUP() +#endif +#ifndef DRIVER_POSTSETUP +#define DRIVER_POSTSETUP() +#endif +#ifndef DRIVER_IOCTLS +#define DRIVER_IOCTLS +#endif +#ifndef DRIVER_FOPS +#endif + +/* + * The default number of instances (minor numbers) to initialize. + */ +#ifndef DRIVER_NUM_CARDS +#define DRIVER_NUM_CARDS 1 +#endif + +static int DRM(init)(device_t nbdev); +static void DRM(cleanup)(device_t nbdev); + +#ifdef __FreeBSD__ +#define DRIVER_SOFTC(unit) \ + ((drm_device_t *) devclass_get_softc(DRM(devclass), unit)) + +#if __REALLY_HAVE_AGP +MODULE_DEPEND(DRIVER_NAME, agp, 1, 1, 1); +#endif +#if DRM_LINUX +MODULE_DEPEND(DRIVER_NAME, linux, 1, 1, 1); +#endif +#endif /* __FreeBSD__ */ + +#ifdef __NetBSD__ +#define DRIVER_SOFTC(unit) \ + ((drm_device_t *) device_lookup(&DRM(cd), unit)) +#endif /* __NetBSD__ */ + +static drm_ioctl_desc_t DRM(ioctls)[] = { + [DRM_IOCTL_NR(DRM_IOCTL_VERSION)] = { DRM(version), 0, 0 }, + [DRM_IOCTL_NR(DRM_IOCTL_GET_UNIQUE)] = { DRM(getunique), 0, 0 }, + [DRM_IOCTL_NR(DRM_IOCTL_GET_MAGIC)] = { DRM(getmagic), 0, 0 }, + [DRM_IOCTL_NR(DRM_IOCTL_IRQ_BUSID)] = { DRM(irq_busid), 0, 1 }, + [DRM_IOCTL_NR(DRM_IOCTL_GET_MAP)] = { DRM(getmap), 0, 0 }, + [DRM_IOCTL_NR(DRM_IOCTL_GET_CLIENT)] = { DRM(getclient), 0, 0 }, + [DRM_IOCTL_NR(DRM_IOCTL_GET_STATS)] = { DRM(getstats), 0, 0 }, + + [DRM_IOCTL_NR(DRM_IOCTL_SET_UNIQUE)] = { DRM(setunique), 1, 1 }, + [DRM_IOCTL_NR(DRM_IOCTL_BLOCK)] = { DRM(block), 1, 1 }, + [DRM_IOCTL_NR(DRM_IOCTL_UNBLOCK)] = { DRM(unblock), 1, 1 }, + [DRM_IOCTL_NR(DRM_IOCTL_AUTH_MAGIC)] = { DRM(authmagic), 1, 1 }, + + [DRM_IOCTL_NR(DRM_IOCTL_ADD_MAP)] = { DRM(addmap), 1, 1 }, + [DRM_IOCTL_NR(DRM_IOCTL_RM_MAP)] = { DRM(rmmap), 1, 0 }, + +#if __HAVE_CTX_BITMAP + [DRM_IOCTL_NR(DRM_IOCTL_SET_SAREA_CTX)] = { DRM(setsareactx), 1, 1 }, + [DRM_IOCTL_NR(DRM_IOCTL_GET_SAREA_CTX)] = { DRM(getsareactx), 1, 0 }, +#endif + + [DRM_IOCTL_NR(DRM_IOCTL_ADD_CTX)] = { DRM(addctx), 1, 1 }, + [DRM_IOCTL_NR(DRM_IOCTL_RM_CTX)] = { DRM(rmctx), 1, 1 }, + [DRM_IOCTL_NR(DRM_IOCTL_MOD_CTX)] = { DRM(modctx), 1, 1 }, + [DRM_IOCTL_NR(DRM_IOCTL_GET_CTX)] = { DRM(getctx), 1, 0 }, + [DRM_IOCTL_NR(DRM_IOCTL_SWITCH_CTX)] = { DRM(switchctx), 1, 1 }, + [DRM_IOCTL_NR(DRM_IOCTL_NEW_CTX)] = { DRM(newctx), 1, 1 }, + [DRM_IOCTL_NR(DRM_IOCTL_RES_CTX)] = { DRM(resctx), 1, 0 }, + + [DRM_IOCTL_NR(DRM_IOCTL_ADD_DRAW)] = { DRM(adddraw), 1, 1 }, + [DRM_IOCTL_NR(DRM_IOCTL_RM_DRAW)] = { DRM(rmdraw), 1, 1 }, + + [DRM_IOCTL_NR(DRM_IOCTL_LOCK)] = { DRM(lock), 1, 0 }, + [DRM_IOCTL_NR(DRM_IOCTL_UNLOCK)] = { DRM(unlock), 1, 0 }, + [DRM_IOCTL_NR(DRM_IOCTL_FINISH)] = { DRM(finish), 1, 0 }, + +#if __HAVE_DMA + [DRM_IOCTL_NR(DRM_IOCTL_ADD_BUFS)] = { DRM(addbufs), 1, 1 }, + [DRM_IOCTL_NR(DRM_IOCTL_MARK_BUFS)] = { DRM(markbufs), 1, 1 }, + [DRM_IOCTL_NR(DRM_IOCTL_INFO_BUFS)] = { DRM(infobufs), 1, 0 }, + [DRM_IOCTL_NR(DRM_IOCTL_MAP_BUFS)] = { DRM(mapbufs), 1, 0 }, + [DRM_IOCTL_NR(DRM_IOCTL_FREE_BUFS)] = { DRM(freebufs), 1, 0 }, + + /* The DRM_IOCTL_DMA ioctl should be defined by the driver. + */ + [DRM_IOCTL_NR(DRM_IOCTL_CONTROL)] = { DRM(control), 1, 1 }, +#endif + +#if __REALLY_HAVE_AGP + [DRM_IOCTL_NR(DRM_IOCTL_AGP_ACQUIRE)] = { DRM(agp_acquire), 1, 1 }, + [DRM_IOCTL_NR(DRM_IOCTL_AGP_RELEASE)] = { DRM(agp_release), 1, 1 }, + [DRM_IOCTL_NR(DRM_IOCTL_AGP_ENABLE)] = { DRM(agp_enable), 1, 1 }, + [DRM_IOCTL_NR(DRM_IOCTL_AGP_INFO)] = { DRM(agp_info), 1, 0 }, + [DRM_IOCTL_NR(DRM_IOCTL_AGP_ALLOC)] = { DRM(agp_alloc), 1, 1 }, + [DRM_IOCTL_NR(DRM_IOCTL_AGP_FREE)] = { DRM(agp_free), 1, 1 }, + [DRM_IOCTL_NR(DRM_IOCTL_AGP_BIND)] = { DRM(agp_bind), 1, 1 }, + [DRM_IOCTL_NR(DRM_IOCTL_AGP_UNBIND)] = { DRM(agp_unbind), 1, 1 }, +#endif + +#if __HAVE_SG + [DRM_IOCTL_NR(DRM_IOCTL_SG_ALLOC)] = { DRM(sg_alloc), 1, 1 }, + [DRM_IOCTL_NR(DRM_IOCTL_SG_FREE)] = { DRM(sg_free), 1, 1 }, +#endif + +#if __HAVE_VBL_IRQ + [DRM_IOCTL_NR(DRM_IOCTL_WAIT_VBLANK)] = { DRM(wait_vblank), 0, 0 }, +#endif + + DRIVER_IOCTLS +}; + +#define DRIVER_IOCTL_COUNT DRM_ARRAY_SIZE( DRM(ioctls) ) + +const char *DRM(find_description)(int vendor, int device); + +#ifdef __FreeBSD__ +static struct cdevsw DRM(cdevsw) = { + .d_open = DRM( open ), + .d_close = DRM( close ), + .d_read = DRM( read ), + .d_write = DRM( write ), + .d_ioctl = DRM( ioctl ), + .d_poll = DRM( poll ), + .d_mmap = DRM( mmap ), + .d_name = DRIVER_NAME, + .d_maj = CDEV_MAJOR, + .d_flags = D_TTY | D_TRACKCLOSE, +#if __FreeBSD_version < 500000 + .d_bmaj = -1 +#endif +}; + +static int DRM(probe)(device_t dev) +{ + const char *s = NULL; + + int pciid=pci_get_devid(dev); + int vendor = (pciid & 0x0000ffff); + int device = (pciid & 0xffff0000) >> 16; + + s = DRM(find_description)(vendor, device); + if (s) { + device_set_desc(dev, s); + return 0; + } + + return ENXIO; +} + +static int DRM(attach)(device_t dev) +{ + return DRM(init)(dev); +} + +static int DRM(detach)(device_t dev) +{ + DRM(cleanup)(dev); + return 0; +} +static device_method_t DRM(methods)[] = { + /* Device interface */ + DEVMETHOD(device_probe, DRM( probe)), + DEVMETHOD(device_attach, DRM( attach)), + DEVMETHOD(device_detach, DRM( detach)), + + { 0, 0 } +}; + +static driver_t DRM(driver) = { + "drm", + DRM(methods), + sizeof(drm_device_t), +}; + +static devclass_t DRM(devclass); + +#elif defined(__NetBSD__) + +static struct cdevsw DRM(cdevsw) = { + DRM(open), + DRM(close), + DRM(read), + DRM(write), + DRM(ioctl), + nostop, + notty, + DRM(poll), + DRM(mmap), + nokqfilter, + D_TTY +}; + +int DRM(refcnt) = 0; +#if __NetBSD_Version__ >= 106080000 +MOD_DEV( DRIVER_NAME, DRIVER_NAME, NULL, -1, &DRM(cdevsw), CDEV_MAJOR); +#else +MOD_DEV( DRIVER_NAME, LM_DT_CHAR, CDEV_MAJOR, &DRM(cdevsw) ); +#endif + +int DRM(lkmentry)(struct lkm_table *lkmtp, int cmd, int ver); +static int DRM(lkmhandle)(struct lkm_table *lkmtp, int cmd); + +int DRM(modprobe)(); +int DRM(probe)(struct pci_attach_args *pa); +void DRM(attach)(struct pci_attach_args *pa, dev_t kdev); + +int DRM(lkmentry)(struct lkm_table *lkmtp, int cmd, int ver) { + DISPATCH(lkmtp, cmd, ver, DRM(lkmhandle), DRM(lkmhandle), DRM(lkmhandle)); +} + +static int DRM(lkmhandle)(struct lkm_table *lkmtp, int cmd) +{ + int j, error = 0; +#if defined(__NetBSD__) && (__NetBSD_Version__ > 106080000) + struct lkm_dev *args = lkmtp->private.lkm_dev; +#endif + + switch(cmd) { + case LKM_E_LOAD: + if (lkmexists(lkmtp)) + return EEXIST; + + if(DRM(modprobe)()) + return 0; + + return 1; + + case LKM_E_UNLOAD: + if (DRM(refcnt) > 0) + return (EBUSY); + break; + case LKM_E_STAT: + break; + + default: + error = EIO; + break; + } + + return error; +} + +int DRM(modprobe)() { + struct pci_attach_args pa; + int error = 0; + if((error = pci_find_device(&pa, DRM(probe))) != 0) + DRM(attach)(&pa, 0); + + return error; +} + +int DRM(probe)(struct pci_attach_args *pa) +{ + const char *desc; + + desc = DRM(find_description)(PCI_VENDOR(pa->pa_id), PCI_PRODUCT(pa->pa_id)); + if (desc != NULL) { + return 1; + } + + return 0; +} + +void DRM(attach)(struct pci_attach_args *pa, dev_t kdev) +{ + int i; + drm_device_t *dev; + + config_makeroom(kdev, &DRM(cd)); + DRM(cd).cd_devs[(kdev)] = DRM(alloc)(sizeof(drm_device_t), + DRM_MEM_DRIVER); + dev = DRIVER_SOFTC(kdev); + + memset(dev, 0, sizeof(drm_device_t)); + memcpy(&dev->pa, pa, sizeof(dev->pa)); + + DRM_INFO("%s", DRM(find_description)(PCI_VENDOR(pa->pa_id), PCI_PRODUCT(pa->pa_id))); + DRM(init)(dev); +} + +int DRM(detach)(struct device *self, int flags) +{ + DRM(cleanup)((drm_device_t *)self); + return 0; +} + +int DRM(activate)(struct device *self, enum devact act) +{ + switch (act) { + case DVACT_ACTIVATE: + return (EOPNOTSUPP); + break; + + case DVACT_DEACTIVATE: + /* FIXME */ + break; + } + return (0); +} +#endif /* __NetBSD__ */ + +const char *DRM(find_description)(int vendor, int device) { + const char *s = NULL; + int i=0, done=0; + + while ( !done && (DRM(devicelist)[i].vendor != 0 ) ) { + if ( (DRM(devicelist)[i].vendor == vendor) && + (DRM(devicelist)[i].device == device) ) { + done=1; + if ( DRM(devicelist)[i].supported ) + s = DRM(devicelist)[i].name; + else + DRM_INFO("%s not supported\n", DRM(devicelist)[i].name); + } + i++; + } + return s; +} + +static int DRM(setup)( drm_device_t *dev ) +{ + int i; + + DRIVER_PRESETUP(); + atomic_set( &dev->ioctl_count, 0 ); + atomic_set( &dev->vma_count, 0 ); + dev->buf_use = 0; + atomic_set( &dev->buf_alloc, 0 ); + +#if __HAVE_DMA + i = DRM(dma_setup)( dev ); + if ( i < 0 ) + return i; +#endif + + dev->counters = 6 + __HAVE_COUNTERS; + dev->types[0] = _DRM_STAT_LOCK; + dev->types[1] = _DRM_STAT_OPENS; + dev->types[2] = _DRM_STAT_CLOSES; + dev->types[3] = _DRM_STAT_IOCTLS; + dev->types[4] = _DRM_STAT_LOCKS; + dev->types[5] = _DRM_STAT_UNLOCKS; +#ifdef __HAVE_COUNTER6 + dev->types[6] = __HAVE_COUNTER6; +#endif +#ifdef __HAVE_COUNTER7 + dev->types[7] = __HAVE_COUNTER7; +#endif +#ifdef __HAVE_COUNTER8 + dev->types[8] = __HAVE_COUNTER8; +#endif +#ifdef __HAVE_COUNTER9 + dev->types[9] = __HAVE_COUNTER9; +#endif +#ifdef __HAVE_COUNTER10 + dev->types[10] = __HAVE_COUNTER10; +#endif +#ifdef __HAVE_COUNTER11 + dev->types[11] = __HAVE_COUNTER11; +#endif +#ifdef __HAVE_COUNTER12 + dev->types[12] = __HAVE_COUNTER12; +#endif +#ifdef __HAVE_COUNTER13 + dev->types[13] = __HAVE_COUNTER13; +#endif +#ifdef __HAVE_COUNTER14 + dev->types[14] = __HAVE_COUNTER14; +#endif +#ifdef __HAVE_COUNTER15 + dev->types[14] = __HAVE_COUNTER14; +#endif + + for ( i = 0 ; i < DRM_ARRAY_SIZE(dev->counts) ; i++ ) + atomic_set( &dev->counts[i], 0 ); + + for ( i = 0 ; i < DRM_HASH_SIZE ; i++ ) { + dev->magiclist[i].head = NULL; + dev->magiclist[i].tail = NULL; + } + + dev->maplist = DRM(alloc)(sizeof(*dev->maplist), + DRM_MEM_MAPS); + if(dev->maplist == NULL) return DRM_ERR(ENOMEM); + memset(dev->maplist, 0, sizeof(*dev->maplist)); + TAILQ_INIT(dev->maplist); + dev->map_count = 0; + + dev->vmalist = NULL; + dev->lock.hw_lock = NULL; + dev->lock.lock_queue = 0; + dev->queue_count = 0; + dev->queue_reserved = 0; + dev->queue_slots = 0; + dev->queuelist = NULL; + dev->irq = 0; + dev->context_flag = 0; + dev->interrupt_flag = 0; + dev->dma_flag = 0; + dev->last_context = 0; + dev->last_switch = 0; + dev->last_checked = 0; +#if __FreeBSD_version >= 500000 + callout_init( &dev->timer, 1 ); +#else + callout_init( &dev->timer ); +#endif + dev->context_wait = 0; + + dev->ctx_start = 0; + dev->lck_start = 0; + + dev->buf_rp = dev->buf; + dev->buf_wp = dev->buf; + dev->buf_end = dev->buf + DRM_BSZ; +#ifdef __FreeBSD__ + dev->buf_sigio = NULL; +#elif defined(__NetBSD__) + dev->buf_pgid = 0; +#endif + dev->buf_readers = 0; + dev->buf_writers = 0; + dev->buf_selecting = 0; + + DRM_DEBUG( "\n" ); + + /* The kernel's context could be created here, but is now created + * in drm_dma_enqueue. This is more resource-efficient for + * hardware that does not do DMA, but may mean that + * drm_select_queue fails between the time the interrupt is + * initialized and the time the queues are initialized. + */ + DRIVER_POSTSETUP(); + return 0; +} + + +static int DRM(takedown)( drm_device_t *dev ) +{ + drm_magic_entry_t *pt, *next; + drm_local_map_t *map; + drm_map_list_entry_t *list; + drm_vma_entry_t *vma, *vma_next; + int i; + + DRM_DEBUG( "\n" ); + + DRIVER_PRETAKEDOWN(); +#if __HAVE_DMA_IRQ + if ( dev->irq ) DRM(irq_uninstall)( dev ); +#endif + + DRM_LOCK; + callout_stop( &dev->timer ); + + if ( dev->devname ) { + DRM(free)( dev->devname, strlen( dev->devname ) + 1, + DRM_MEM_DRIVER ); + dev->devname = NULL; + } + + if ( dev->unique ) { + DRM(free)( dev->unique, strlen( dev->unique ) + 1, + DRM_MEM_DRIVER ); + dev->unique = NULL; + dev->unique_len = 0; + } + /* Clear pid list */ + for ( i = 0 ; i < DRM_HASH_SIZE ; i++ ) { + for ( pt = dev->magiclist[i].head ; pt ; pt = next ) { + next = pt->next; + DRM(free)( pt, sizeof(*pt), DRM_MEM_MAGIC ); + } + dev->magiclist[i].head = dev->magiclist[i].tail = NULL; + } + +#if __REALLY_HAVE_AGP + /* Clear AGP information */ + if ( dev->agp ) { + drm_agp_mem_t *entry; + drm_agp_mem_t *nexte; + + /* Remove AGP resources, but leave dev->agp + intact until drv_cleanup is called. */ + for ( entry = dev->agp->memory ; entry ; entry = nexte ) { + nexte = entry->next; + if ( entry->bound ) DRM(unbind_agp)( entry->handle ); + DRM(free_agp)( entry->handle, entry->pages ); + DRM(free)( entry, sizeof(*entry), DRM_MEM_AGPLISTS ); + } + dev->agp->memory = NULL; + + if ( dev->agp->acquired ) DRM(agp_do_release)(); + + dev->agp->acquired = 0; + dev->agp->enabled = 0; + } +#endif + + /* Clear vma list (only built for debugging) */ + if ( dev->vmalist ) { + for ( vma = dev->vmalist ; vma ; vma = vma_next ) { + vma_next = vma->next; + DRM(free)( vma, sizeof(*vma), DRM_MEM_VMAS ); + } + dev->vmalist = NULL; + } + + if( dev->maplist ) { + while ((list=TAILQ_FIRST(dev->maplist))) { + map = list->map; + switch ( map->type ) { + case _DRM_REGISTERS: + case _DRM_FRAME_BUFFER: +#if __REALLY_HAVE_MTRR + if ( map->mtrr >= 0 ) { + int retcode; +#ifdef __FreeBSD__ + int act; + struct mem_range_desc mrdesc; + mrdesc.mr_base = map->offset; + mrdesc.mr_len = map->size; + mrdesc.mr_flags = MDF_WRITECOMBINE; + act = MEMRANGE_SET_UPDATE; + bcopy(DRIVER_NAME, &mrdesc.mr_owner, strlen(DRIVER_NAME)); + retcode = mem_range_attr_set(&mrdesc, &act); + map->mtrr=1; +#elif defined __NetBSD__ + struct mtrr mtrrmap; + int one = 1; + mtrrmap.base = map->offset; + mtrrmap.len = map->size; + mtrrmap.type = MTRR_TYPE_WC; + mtrrmap.flags = 0; + retcode = mtrr_set( &mtrrmap, &one, + DRM_CURPROC, MTRR_GETSET_KERNEL); +#endif + DRM_DEBUG( "mtrr_del=%d\n", retcode ); + } +#endif + DRM(ioremapfree)( map ); + break; + case _DRM_SHM: + DRM(free)(map->handle, + map->size, + DRM_MEM_SAREA); + break; + + case _DRM_AGP: + /* Do nothing here, because this is all + * handled in the AGP/GART driver. + */ + break; + case _DRM_SCATTER_GATHER: + /* Handle it, but do nothing, if REALLY_HAVE_SG + * isn't defined. + */ +#if __REALLY_HAVE_SG + if(dev->sg) { + DRM(sg_cleanup)(dev->sg); + dev->sg = NULL; + } +#endif + break; + } + TAILQ_REMOVE(dev->maplist, list, link); + DRM(free)(list, sizeof(*list), DRM_MEM_MAPS); + DRM(free)(map, sizeof(*map), DRM_MEM_MAPS); + } + DRM(free)(dev->maplist, sizeof(*dev->maplist), DRM_MEM_MAPS); + dev->maplist = NULL; + } + +#if __HAVE_DMA_QUEUE || __HAVE_MULTIPLE_DMA_QUEUES + if ( dev->queuelist ) { + for ( i = 0 ; i < dev->queue_count ; i++ ) { + DRM(waitlist_destroy)( &dev->queuelist[i]->waitlist ); + if ( dev->queuelist[i] ) { + DRM(free)( dev->queuelist[i], + sizeof(*dev->queuelist[0]), + DRM_MEM_QUEUES ); + dev->queuelist[i] = NULL; + } + } + DRM(free)( dev->queuelist, + dev->queue_slots * sizeof(*dev->queuelist), + DRM_MEM_QUEUES ); + dev->queuelist = NULL; + } + dev->queue_count = 0; +#endif + +#if __HAVE_DMA + DRM(dma_takedown)( dev ); +#endif + if ( dev->lock.hw_lock ) { + dev->lock.hw_lock = NULL; /* SHM removed */ + dev->lock.pid = 0; + DRM_WAKEUP_INT((void *)&dev->lock.lock_queue); + } + DRM_UNLOCK; + + return 0; +} + +/* linux: drm_init is called via init_module at module load time, or via + * linux/init/main.c (this is not currently supported). + * bsd: drm_init is called via the attach function per device. + */ +static int DRM(init)( device_t nbdev ) +{ + int unit; +#ifdef __FreeBSD__ + drm_device_t *dev; +#elif defined(__NetBSD__) + drm_device_t *dev = nbdev; +#endif +#if __HAVE_CTX_BITMAP + int retcode; +#endif + DRM_DEBUG( "\n" ); + DRIVER_PREINIT(); + +#ifdef __FreeBSD__ + unit = device_get_unit(nbdev); + dev = device_get_softc(nbdev); + memset( (void *)dev, 0, sizeof(*dev) ); + dev->device = nbdev; + dev->devnode = make_dev( &DRM(cdevsw), + unit, + DRM_DEV_UID, + DRM_DEV_GID, + DRM_DEV_MODE, + "dri/card%d", unit ); +#elif defined(__NetBSD__) + unit = minor(dev->device.dv_unit); +#endif + DRM_SPININIT(dev->count_lock, "drm device"); + lockinit(&dev->dev_lock, PZERO, "drmlk", 0, 0); + dev->name = DRIVER_NAME; + DRM(mem_init)(); + DRM(sysctl_init)(dev); + TAILQ_INIT(&dev->files); + +#if __REALLY_HAVE_AGP + dev->agp = DRM(agp_init)(); +#if __MUST_HAVE_AGP + if ( dev->agp == NULL ) { + DRM_ERROR( "Cannot initialize the agpgart module.\n" ); + DRM(sysctl_cleanup)( dev ); +#ifdef __FreeBSD__ + destroy_dev(dev->devnode); +#endif + DRM(takedown)( dev ); + return DRM_ERR(ENOMEM); + } +#endif /* __MUST_HAVE_AGP */ +#if __REALLY_HAVE_MTRR + if (dev->agp) { +#ifdef __FreeBSD__ + int retcode = 0, act; + struct mem_range_desc mrdesc; + mrdesc.mr_base = dev->agp->info.ai_aperture_base; + mrdesc.mr_len = dev->agp->info.ai_aperture_size; + mrdesc.mr_flags = MDF_WRITECOMBINE; + act = MEMRANGE_SET_UPDATE; + bcopy(DRIVER_NAME, &mrdesc.mr_owner, strlen(DRIVER_NAME)); + retcode = mem_range_attr_set(&mrdesc, &act); + dev->agp->agp_mtrr=1; +#elif defined __NetBSD__ + struct mtrr mtrrmap; + int one = 1; + mtrrmap.base = dev->agp->info.ai_aperture_base; + mtrrmap.len = dev->agp->info.ai_aperture_size; + mtrrmap.type = MTRR_TYPE_WC; + mtrrmap.flags = MTRR_VALID; + dev->agp->agp_mtrr = mtrr_set( &mtrrmap, &one, NULL, MTRR_GETSET_KERNEL); +#endif /* __NetBSD__ */ + } +#endif /* __REALLY_HAVE_MTRR */ +#endif /* __REALLY_HAVE_AGP */ + +#if __HAVE_CTX_BITMAP + retcode = DRM(ctxbitmap_init)( dev ); + if( retcode ) { + DRM_ERROR( "Cannot allocate memory for context bitmap.\n" ); + DRM(sysctl_cleanup)( dev ); +#ifdef __FreeBSD__ + destroy_dev(dev->devnode); +#endif + DRM(takedown)( dev ); + return retcode; + } +#endif + DRM_INFO( "Initialized %s %d.%d.%d %s on minor %d\n", + DRIVER_NAME, + DRIVER_MAJOR, + DRIVER_MINOR, + DRIVER_PATCHLEVEL, + DRIVER_DATE, + unit ); + + DRIVER_POSTINIT(); + + return 0; +} + +/* linux: drm_cleanup is called via cleanup_module at module unload time. + * bsd: drm_cleanup is called per device at module unload time. + * FIXME: NetBSD + */ +static void DRM(cleanup)(device_t nbdev) +{ + drm_device_t *dev; +#ifdef __NetBSD__ +#if __REALLY_HAVE_MTRR + struct mtrr mtrrmap; + int one = 1; +#endif /* __REALLY_HAVE_MTRR */ + dev = nbdev; +#endif /* __NetBSD__ */ + + DRM_DEBUG( "\n" ); + +#ifdef __FreeBSD__ + dev = device_get_softc(nbdev); +#endif + DRM(sysctl_cleanup)( dev ); +#ifdef __FreeBSD__ + destroy_dev(dev->devnode); +#endif +#if __HAVE_CTX_BITMAP + DRM(ctxbitmap_cleanup)( dev ); +#endif + +#if __REALLY_HAVE_AGP && __REALLY_HAVE_MTRR + if ( dev->agp && dev->agp->agp_mtrr >= 0) { +#if defined(__NetBSD__) + mtrrmap.base = dev->agp->info.ai_aperture_base; + mtrrmap.len = dev->agp->info.ai_aperture_size; + mtrrmap.type = 0; + mtrrmap.flags = 0; + mtrr_set( &mtrrmap, &one, NULL, MTRR_GETSET_KERNEL); +#endif + } +#endif + + DRM(takedown)( dev ); + +#if __REALLY_HAVE_AGP + if ( dev->agp ) { + DRM(agp_uninit)(); + DRM(free)( dev->agp, sizeof(*dev->agp), DRM_MEM_AGPLISTS ); + dev->agp = NULL; + } +#endif + DRIVER_POSTCLEANUP(); + DRM(mem_uninit)(); + DRM_SPINUNINIT(dev->count_lock); +} + + +int DRM(version)( DRM_IOCTL_ARGS ) +{ + drm_version_t version; + int len; + + DRM_COPY_FROM_USER_IOCTL( version, (drm_version_t *)data, sizeof(version) ); + +#define DRM_COPY( name, value ) \ + len = strlen( value ); \ + if ( len > name##_len ) len = name##_len; \ + name##_len = strlen( value ); \ + if ( len && name ) { \ + if ( DRM_COPY_TO_USER( name, value, len ) ) \ + return DRM_ERR(EFAULT); \ + } + + version.version_major = DRIVER_MAJOR; + version.version_minor = DRIVER_MINOR; + version.version_patchlevel = DRIVER_PATCHLEVEL; + + DRM_COPY( version.name, DRIVER_NAME ); + DRM_COPY( version.date, DRIVER_DATE ); + DRM_COPY( version.desc, DRIVER_DESC ); + + DRM_COPY_TO_USER_IOCTL( (drm_version_t *)data, version, sizeof(version) ); + + return 0; +} + +int DRM(open)(dev_t kdev, int flags, int fmt, DRM_STRUCTPROC *p) +{ + drm_device_t *dev = NULL; + int retcode = 0; + + dev = DRIVER_SOFTC(minor(kdev)); + + DRM_DEBUG( "open_count = %d\n", dev->open_count ); + + retcode = DRM(open_helper)(kdev, flags, fmt, p, dev); + + if ( !retcode ) { + atomic_inc( &dev->counts[_DRM_STAT_OPENS] ); + DRM_SPINLOCK( &dev->count_lock ); +#ifdef __FreeBSD__ + device_busy(dev->device); +#endif + if ( !dev->open_count++ ) + retcode = DRM(setup)( dev ); + DRM_SPINUNLOCK( &dev->count_lock ); + } + + return retcode; +} + +int DRM(close)(dev_t kdev, int flags, int fmt, DRM_STRUCTPROC *p) +{ + drm_file_t *priv; + DRM_DEVICE; + int retcode = 0; + + DRM_DEBUG( "open_count = %d\n", dev->open_count ); + priv = DRM(find_file_by_proc)(dev, p); + if (!priv) { + DRM_DEBUG("can't find authenticator\n"); + return EINVAL; + } + + DRIVER_PRERELEASE(); + + /* ======================================================== + * Begin inline drm_release + */ + +#ifdef __FreeBSD__ + DRM_DEBUG( "pid = %d, device = 0x%lx, open_count = %d\n", + DRM_CURRENTPID, (long)dev->device, dev->open_count ); +#elif defined(__NetBSD__) + DRM_DEBUG( "pid = %d, device = 0x%lx, open_count = %d\n", + DRM_CURRENTPID, (long)&dev->device, dev->open_count); +#endif + + if (dev->lock.hw_lock && _DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock) + && dev->lock.pid == DRM_CURRENTPID) { + DRM_DEBUG("Process %d dead, freeing lock for context %d\n", + DRM_CURRENTPID, + _DRM_LOCKING_CONTEXT(dev->lock.hw_lock->lock)); +#if HAVE_DRIVER_RELEASE + DRIVER_RELEASE(); +#endif + DRM(lock_free)(dev, + &dev->lock.hw_lock->lock, + _DRM_LOCKING_CONTEXT(dev->lock.hw_lock->lock)); + + /* FIXME: may require heavy-handed reset of + hardware at this point, possibly + processed via a callback to the X + server. */ + } +#if __HAVE_RELEASE + else if ( dev->lock.hw_lock ) { + /* The lock is required to reclaim buffers */ + for (;;) { + if ( !dev->lock.hw_lock ) { + /* Device has been unregistered */ + retcode = DRM_ERR(EINTR); + break; + } + if ( DRM(lock_take)( &dev->lock.hw_lock->lock, + DRM_KERNEL_CONTEXT ) ) { + dev->lock.pid = DRM_CURRENTPID; + dev->lock.lock_time = jiffies; + atomic_inc( &dev->counts[_DRM_STAT_LOCKS] ); + break; /* Got lock */ + } + /* Contention */ +#if 0 + atomic_inc( &dev->total_sleeps ); +#endif + retcode = tsleep((void *)&dev->lock.lock_queue, + PZERO|PCATCH, + "drmlk2", + 0); + if (retcode) + break; + } + if( !retcode ) { + DRIVER_RELEASE(); + DRM(lock_free)( dev, &dev->lock.hw_lock->lock, + DRM_KERNEL_CONTEXT ); + } + } +#elif __HAVE_DMA + DRM(reclaim_buffers)( dev, priv->pid ); +#endif + +#if defined (__FreeBSD__) && (__FreeBSD_version >= 500000) + funsetown(&dev->buf_sigio); +#elif defined(__FreeBSD__) + funsetown(dev->buf_sigio); +#elif defined(__NetBSD__) + dev->buf_pgid = 0; +#endif /* __NetBSD__ */ + + DRM_LOCK; + priv = DRM(find_file_by_proc)(dev, p); + if (priv) { + priv->refs--; + if (!priv->refs) { + TAILQ_REMOVE(&dev->files, priv, link); + DRM(free)( priv, sizeof(*priv), DRM_MEM_FILES ); + } + } + DRM_UNLOCK; + + + /* ======================================================== + * End inline drm_release + */ + + atomic_inc( &dev->counts[_DRM_STAT_CLOSES] ); + DRM_SPINLOCK( &dev->count_lock ); +#ifdef __FreeBSD__ + device_unbusy(dev->device); +#endif + if ( !--dev->open_count ) { + if ( atomic_read( &dev->ioctl_count ) || dev->blocked ) { + DRM_ERROR( "Device busy: %ld %d\n", + (unsigned long)atomic_read( &dev->ioctl_count ), + dev->blocked ); + DRM_SPINUNLOCK( &dev->count_lock ); + return DRM_ERR(EBUSY); + } + DRM_SPINUNLOCK( &dev->count_lock ); + return DRM(takedown)( dev ); + } + DRM_SPINUNLOCK( &dev->count_lock ); + + return retcode; +} + +/* DRM(ioctl) is called whenever a process performs an ioctl on /dev/drm. + */ +int DRM(ioctl)( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + int retcode = 0; + drm_ioctl_desc_t *ioctl; + d_ioctl_t *func; + int nr = DRM_IOCTL_NR(cmd); + DRM_PRIV; + + atomic_inc( &dev->ioctl_count ); + atomic_inc( &dev->counts[_DRM_STAT_IOCTLS] ); + ++priv->ioctl_count; + +#ifdef __FreeBSD__ + DRM_DEBUG( "pid=%d, cmd=0x%02lx, nr=0x%02x, dev 0x%lx, auth=%d\n", + DRM_CURRENTPID, cmd, nr, (long)dev->device, priv->authenticated ); +#elif defined(__NetBSD__) + DRM_DEBUG( "pid=%d, cmd=0x%02lx, nr=0x%02x, dev 0x%lx, auth=%d\n", + DRM_CURRENTPID, cmd, nr, (long)&dev->device, priv->authenticated ); +#endif + + switch (cmd) { + case FIONBIO: + atomic_dec(&dev->ioctl_count); + return 0; + + case FIOASYNC: + atomic_dec(&dev->ioctl_count); + dev->flags |= FASYNC; + return 0; + +#ifdef __FreeBSD__ + case FIOSETOWN: + atomic_dec(&dev->ioctl_count); + return fsetown(*(int *)data, &dev->buf_sigio); + + case FIOGETOWN: + atomic_dec(&dev->ioctl_count); +#if (__FreeBSD_version >= 500000) + *(int *) data = fgetown(&dev->buf_sigio); +#else + *(int *) data = fgetown(dev->buf_sigio); +#endif + return 0; +#endif /* __FreeBSD__ */ +#ifdef __NetBSD__ + case TIOCSPGRP: + atomic_dec(&dev->ioctl_count); + dev->buf_pgid = *(int *)data; + return 0; + + case TIOCGPGRP: + atomic_dec(&dev->ioctl_count); + *(int *)data = dev->buf_pgid; + return 0; +#endif /* __NetBSD__ */ + } + + if ( nr >= DRIVER_IOCTL_COUNT ) { + retcode = EINVAL; + } else { + ioctl = &DRM(ioctls)[nr]; + func = ioctl->func; + + if ( !func ) { + DRM_DEBUG( "no function\n" ); + retcode = EINVAL; + } else if ( ( ioctl->root_only && DRM_SUSER(p) ) + || ( ioctl->auth_needed && !priv->authenticated ) ) { + retcode = EACCES; + } else { + retcode = func( kdev, cmd, data, flags, p ); + } + } + + atomic_dec( &dev->ioctl_count ); + return DRM_ERR(retcode); +} + +int DRM(lock)( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_lock_t lock; + int ret = 0; +#if __HAVE_MULTIPLE_DMA_QUEUES + drm_queue_t *q; +#endif +#if __HAVE_DMA_HISTOGRAM + cycles_t start; + + dev->lck_start = start = get_cycles(); +#endif + + DRM_COPY_FROM_USER_IOCTL( lock, (drm_lock_t *)data, sizeof(lock) ); + + if ( lock.context == DRM_KERNEL_CONTEXT ) { + DRM_ERROR( "Process %d using kernel context %d\n", + DRM_CURRENTPID, lock.context ); + return DRM_ERR(EINVAL); + } + + DRM_DEBUG( "%d (pid %d) requests lock (0x%08x), flags = 0x%08x\n", + lock.context, DRM_CURRENTPID, + dev->lock.hw_lock->lock, lock.flags ); + +#if __HAVE_DMA_QUEUE + if ( lock.context < 0 ) + return DRM_ERR(EINVAL); +#elif __HAVE_MULTIPLE_DMA_QUEUES + if ( lock.context < 0 || lock.context >= dev->queue_count ) + return DRM_ERR(EINVAL); + q = dev->queuelist[lock.context]; +#endif + +#if __HAVE_DMA_FLUSH + ret = DRM(flush_block_and_flush)( dev, lock.context, lock.flags ); +#endif + if ( !ret ) { + for (;;) { + if ( !dev->lock.hw_lock ) { + /* Device has been unregistered */ + ret = EINTR; + break; + } + if ( DRM(lock_take)( &dev->lock.hw_lock->lock, + lock.context ) ) { + dev->lock.pid = DRM_CURRENTPID; + dev->lock.lock_time = jiffies; + atomic_inc( &dev->counts[_DRM_STAT_LOCKS] ); + break; /* Got lock */ + } + + /* Contention */ + ret = tsleep((void *)&dev->lock.lock_queue, + PZERO|PCATCH, + "drmlk2", + 0); + if (ret) + break; + } + } + +#if __HAVE_DMA_FLUSH + DRM(flush_unblock)( dev, lock.context, lock.flags ); /* cleanup phase */ +#endif + + if ( !ret ) { + +#if __HAVE_DMA_READY + if ( lock.flags & _DRM_LOCK_READY ) { + DRIVER_DMA_READY(); + } +#endif +#if __HAVE_DMA_QUIESCENT + if ( lock.flags & _DRM_LOCK_QUIESCENT ) { + DRIVER_DMA_QUIESCENT(); + } +#endif +#if __HAVE_KERNEL_CTX_SWITCH + if ( dev->last_context != lock.context ) { + DRM(context_switch)(dev, dev->last_context, + lock.context); + } +#endif + } + + DRM_DEBUG( "%d %s\n", lock.context, ret ? "interrupted" : "has lock" ); + +#if __HAVE_DMA_HISTOGRAM + atomic_inc(&dev->histo.lacq[DRM(histogram_slot)(get_cycles()-start)]); +#endif + + return DRM_ERR(ret); +} + + +int DRM(unlock)( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_lock_t lock; + + DRM_COPY_FROM_USER_IOCTL( lock, (drm_lock_t *)data, sizeof(lock) ) ; + + if ( lock.context == DRM_KERNEL_CONTEXT ) { + DRM_ERROR( "Process %d using kernel context %d\n", + DRM_CURRENTPID, lock.context ); + return DRM_ERR(EINVAL); + } + + atomic_inc( &dev->counts[_DRM_STAT_UNLOCKS] ); + +#if __HAVE_KERNEL_CTX_SWITCH + /* We no longer really hold it, but if we are the next + * agent to request it then we should just be able to + * take it immediately and not eat the ioctl. + */ + dev->lock.pid = 0; + { + __volatile__ unsigned int *plock = &dev->lock.hw_lock->lock; + unsigned int old, new, prev, ctx; + + ctx = lock.context; + do { + old = *plock; + new = ctx; + prev = cmpxchg(plock, old, new); + } while (prev != old); + } + wake_up_interruptible(&dev->lock.lock_queue); +#else + DRM(lock_transfer)( dev, &dev->lock.hw_lock->lock, + DRM_KERNEL_CONTEXT ); +#if __HAVE_DMA_SCHEDULE + DRM(dma_schedule)( dev, 1 ); +#endif + + /* FIXME: Do we ever really need to check this? + */ + if ( 1 /* !dev->context_flag */ ) { + if ( DRM(lock_free)( dev, &dev->lock.hw_lock->lock, + DRM_KERNEL_CONTEXT ) ) { + DRM_ERROR( "\n" ); + } + } +#endif /* !__HAVE_KERNEL_CTX_SWITCH */ + + return 0; +} + +#if DRM_LINUX +#define LINUX_IOCTL_DRM_MIN 0x6400 +#define LINUX_IOCTL_DRM_MAX 0x64ff + +static linux_ioctl_function_t DRM( linux_ioctl); +static struct linux_ioctl_handler DRM( handler) = {DRM( linux_ioctl), LINUX_IOCTL_DRM_MIN, LINUX_IOCTL_DRM_MAX}; +SYSINIT (DRM( register), SI_SUB_KLD, SI_ORDER_MIDDLE, linux_ioctl_register_handler, &DRM( handler)); +SYSUNINIT(DRM( unregister), SI_SUB_KLD, SI_ORDER_MIDDLE, linux_ioctl_unregister_handler, &DRM( handler)); + +#define LINUX_IOC_VOID IOC_VOID +#define LINUX_IOC_IN IOC_OUT /* Linux has the values the other way around */ +#define LINUX_IOC_OUT IOC_IN + +/* + * Linux emulation IOCTL + */ +static int +DRM(linux_ioctl)(DRM_STRUCTPROC *p, struct linux_ioctl_args* args) +{ + u_long cmd = args->cmd; +#define STK_PARAMS 128 + union { + char stkbuf[STK_PARAMS]; + long align; + } ubuf; + caddr_t data=NULL, memp=NULL; + u_int size = IOCPARM_LEN(cmd); + int error; +#if (__FreeBSD_version >= 500000) + struct file *fp; +#else + struct file *fp = p->p_fd->fd_ofiles[args->fd]; +#endif + if ( size > STK_PARAMS ) { + if ( size > IOCPARM_MAX ) + return EINVAL; + memp = malloc( (u_long)size, DRM(M_DRM), M_WAITOK ); + data = memp; + } else { + data = ubuf.stkbuf; + } + + if ( cmd & LINUX_IOC_IN ) { + if ( size ) { + error = copyin( (caddr_t)args->arg, data, (u_int)size ); + if (error) { + if ( memp ) + free( data, DRM(M_DRM) ); + return error; + } + } else { + data = (caddr_t)args->arg; + } + } else if ( (cmd & LINUX_IOC_OUT) && size ) { + /* + * Zero the buffer so the user always + * gets back something deterministic. + */ + bzero( data, size ); + } else if ( cmd & LINUX_IOC_VOID ) { + *(caddr_t *)data = (caddr_t)args->arg; + } + +#if (__FreeBSD_version >= 500000) + if ( (error = fget( p, args->fd, &fp )) != 0 ) { + if ( memp ) + free( memp, DRM(M_DRM) ); + return (error); + } + error = fo_ioctl( fp, cmd, data, p->td_ucred, p ); + fdrop( fp, p ); +#else + error = fo_ioctl( fp, cmd, data, p ); +#endif + if ( error == 0 && (cmd & LINUX_IOC_OUT) && size ) + error = copyout( data, (caddr_t)args->arg, (u_int)size ); + if ( memp ) + free( memp, DRM(M_DRM) ); + return error; +} +#endif /* DRM_LINUX */ Index: dev/drm/drm_fops.h =================================================================== RCS file: dev/drm/drm_fops.h diff -N dev/drm/drm_fops.h --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/drm_fops.h 12 Mar 2003 00:15:12 -0000 @@ -0,0 +1,245 @@ +/* drm_fops.h -- File operations for DRM -*- linux-c -*- + * Created: Mon Jan 4 08:58:31 1999 by faith@valinux.com + * + * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. + * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: + * Rickard E. (Rik) Faith + * Daryll Strauss + * Gareth Hughes + * + * $FreeBSD: src/sys/dev/drm/drm_fops.h,v 1.5 2003/03/09 02:08:28 anholt Exp $ + */ + +#include "dev/drm/drmP.h" + +drm_file_t *DRM(find_file_by_proc)(drm_device_t *dev, DRM_STRUCTPROC *p) +{ +#if __FreeBSD_version >= 500021 + uid_t uid = p->td_proc->p_ucred->cr_svuid; + pid_t pid = p->td_proc->p_pid; +#else + uid_t uid = p->p_cred->p_svuid; + pid_t pid = p->p_pid; +#endif + drm_file_t *priv; + + TAILQ_FOREACH(priv, &dev->files, link) + if (priv->pid == pid && priv->uid == uid) + return priv; + return NULL; +} + +/* DRM(open) is called whenever a process opens /dev/drm. */ + +int DRM(open_helper)(dev_t kdev, int flags, int fmt, DRM_STRUCTPROC *p, + drm_device_t *dev) +{ + int m = minor(kdev); + drm_file_t *priv; + + if (flags & O_EXCL) + return EBUSY; /* No exclusive opens */ + dev->flags = flags; + if (!DRM(cpu_valid)()) + return DRM_ERR(EINVAL); + + DRM_DEBUG("pid = %d, minor = %d\n", DRM_CURRENTPID, m); + + /* FIXME: linux mallocs and bzeros here */ + priv = (drm_file_t *) DRM(find_file_by_proc)(dev, p); + if (priv) { + priv->refs++; + } else { + priv = (drm_file_t *) DRM(alloc)(sizeof(*priv), DRM_MEM_FILES); + bzero(priv, sizeof(*priv)); +#if __FreeBSD_version >= 500000 + priv->uid = p->td_proc->p_ucred->cr_svuid; + priv->pid = p->td_proc->p_pid; +#else + priv->uid = p->p_cred->p_svuid; + priv->pid = p->p_pid; +#endif + + priv->refs = 1; + priv->minor = m; + priv->devXX = dev; + priv->ioctl_count = 0; + priv->authenticated = !DRM_SUSER(p); + DRM_LOCK; + TAILQ_INSERT_TAIL(&dev->files, priv, link); + DRM_UNLOCK; + } +#ifdef __FreeBSD__ + kdev->si_drv1 = dev; +#endif + return 0; +} + + +/* The drm_read and drm_write_string code (especially that which manages + the circular buffer), is based on Alessandro Rubini's LINUX DEVICE + DRIVERS (Cambridge: O'Reilly, 1998), pages 111-113. */ + +int DRM(read)(dev_t kdev, struct uio *uio, int ioflag) +{ + DRM_DEVICE; + int left; + int avail; + int send; + int cur; + int error = 0; + + DRM_DEBUG("%p, %p\n", dev->buf_rp, dev->buf_wp); + + while (dev->buf_rp == dev->buf_wp) { + DRM_DEBUG(" sleeping\n"); + if (dev->flags & FASYNC) + return EWOULDBLOCK; + error = tsleep(&dev->buf_rp, PZERO|PCATCH, "drmrd", 0); + if (error) { + DRM_DEBUG(" interrupted\n"); + return error; + } + DRM_DEBUG(" awake\n"); + } + + left = (dev->buf_rp + DRM_BSZ - dev->buf_wp) % DRM_BSZ; + avail = DRM_BSZ - left; + send = DRM_MIN(avail, uio->uio_resid); + + while (send) { + if (dev->buf_wp > dev->buf_rp) { + cur = DRM_MIN(send, dev->buf_wp - dev->buf_rp); + } else { + cur = DRM_MIN(send, dev->buf_end - dev->buf_rp); + } + error = uiomove(dev->buf_rp, cur, uio); + if (error) + break; + dev->buf_rp += cur; + if (dev->buf_rp == dev->buf_end) dev->buf_rp = dev->buf; + send -= cur; + } + + wakeup(&dev->buf_wp); + return error; +} + +int DRM(write_string)(drm_device_t *dev, const char *s) +{ + int left = (dev->buf_rp + DRM_BSZ - dev->buf_wp) % DRM_BSZ; + int send = strlen(s); + int count; +#ifdef __NetBSD__ + struct proc *p; +#endif /* __NetBSD__ */ + + DRM_DEBUG("%d left, %d to send (%p, %p)\n", + left, send, dev->buf_rp, dev->buf_wp); + + if (left == 1 || dev->buf_wp != dev->buf_rp) { + DRM_ERROR("Buffer not empty (%d left, wp = %p, rp = %p)\n", + left, + dev->buf_wp, + dev->buf_rp); + } + + while (send) { + if (dev->buf_wp >= dev->buf_rp) { + count = DRM_MIN(send, dev->buf_end - dev->buf_wp); + if (count == left) --count; /* Leave a hole */ + } else { + count = DRM_MIN(send, dev->buf_rp - dev->buf_wp - 1); + } + strncpy(dev->buf_wp, s, count); + dev->buf_wp += count; + if (dev->buf_wp == dev->buf_end) dev->buf_wp = dev->buf; + send -= count; + } + + if (dev->buf_selecting) { + dev->buf_selecting = 0; + selwakeup(&dev->buf_sel); + } + +#ifdef __FreeBSD__ + DRM_DEBUG("dev->buf_sigio=%p\n", dev->buf_sigio); + if (dev->buf_sigio) { + DRM_DEBUG("dev->buf_sigio->sio_pgid=%d\n", dev->buf_sigio->sio_pgid); +#if __FreeBSD_version >= 500000 + pgsigio(&dev->buf_sigio, SIGIO, 0); +#else + pgsigio(dev->buf_sigio, SIGIO, 0); +#endif /* __FreeBSD_version */ + } +#endif /* __FreeBSD__ */ +#ifdef __NetBSD__ + if (dev->buf_pgid) { + DRM_DEBUG("dev->buf_pgid=%d\n", dev->buf_pgid); + if(dev->buf_pgid > 0) + gsignal(dev->buf_pgid, SIGIO); + else if(dev->buf_pgid && (p = pfind(-dev->buf_pgid)) != NULL) + psignal(p, SIGIO); + } +#endif /* __NetBSD__ */ + DRM_DEBUG("waking\n"); + wakeup(&dev->buf_rp); + + return 0; +} + +int DRM(poll)(dev_t kdev, int events, DRM_STRUCTPROC *p) +{ + DRM_DEVICE; + int s; + int revents = 0; + + s = spldrm(); + if (events & (POLLIN | POLLRDNORM)) { + int left = (dev->buf_rp + DRM_BSZ - dev->buf_wp) % DRM_BSZ; + if (left > 0) + revents |= events & (POLLIN | POLLRDNORM); + else + selrecord(p, &dev->buf_sel); + } + splx(s); + + return revents; +} + +int DRM(write)(dev_t kdev, struct uio *uio, int ioflag) +{ +#if DRM_DEBUG_CODE + DRM_DEVICE; +#endif +#ifdef __FreeBSD__ + DRM_DEBUG("pid = %d, device = %p, open_count = %d\n", + curproc->p_pid, dev->device, dev->open_count); +#elif defined(__NetBSD__) + DRM_DEBUG("pid = %d, device = %p, open_count = %d\n", + curproc->p_pid, &dev->device, dev->open_count); +#endif + return 0; +} Index: dev/drm/drm_init.h =================================================================== RCS file: dev/drm/drm_init.h diff -N dev/drm/drm_init.h --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/drm_init.h 12 Mar 2003 00:15:12 -0000 @@ -0,0 +1,111 @@ +/* drm_init.h -- Setup/Cleanup for DRM -*- linux-c -*- + * Created: Mon Jan 4 08:58:31 1999 by faith@valinux.com + * + * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. + * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: + * Rickard E. (Rik) Faith + * Gareth Hughes + * + * $FreeBSD: src/sys/dev/drm/drm_init.h,v 1.2 2003/03/09 02:08:28 anholt Exp $ + */ + +#include "dev/drm/drmP.h" + +#if 1 && DRM_DEBUG_CODE +int DRM(flags) = DRM_FLAG_DEBUG; +#else +int DRM(flags) = 0; +#endif + +/* drm_parse_option parses a single option. See description for + * drm_parse_options for details. + */ +static void DRM(parse_option)(char *s) +{ + char *c, *r; + + DRM_DEBUG("\"%s\"\n", s); + if (!s || !*s) return; + for (c = s; *c && *c != ':'; c++); /* find : or \0 */ + if (*c) r = c + 1; else r = NULL; /* remember remainder */ + *c = '\0'; /* terminate */ + if (!strcmp(s, "noctx")) { + DRM(flags) |= DRM_FLAG_NOCTX; + DRM_INFO("Server-mediated context switching OFF\n"); + return; + } + if (!strcmp(s, "debug")) { + DRM(flags) |= DRM_FLAG_DEBUG; + DRM_INFO("Debug messages ON\n"); + return; + } + DRM_ERROR("\"%s\" is not a valid option\n", s); + return; +} + +/* drm_parse_options parse the insmod "drm_opts=" options, or the command-line + * options passed to the kernel via LILO. The grammar of the format is as + * follows: + * + * drm ::= 'drm_opts=' option_list + * option_list ::= option [ ';' option_list ] + * option ::= 'device:' major + * | 'debug' + * | 'noctx' + * major ::= INTEGER + * + * Note that 's' contains option_list without the 'drm_opts=' part. + * + * device=major,minor specifies the device number used for /dev/drm + * if major == 0 then the misc device is used + * if major == 0 and minor == 0 then dynamic misc allocation is used + * debug=on specifies that debugging messages will be printk'd + * debug=trace specifies that each function call will be logged via printk + * debug=off turns off all debugging options + * + */ + +void DRM(parse_options)(char *s) +{ + char *h, *t, *n; + + DRM_DEBUG("\"%s\"\n", s ?: ""); + if (!s || !*s) return; + + for (h = t = n = s; h && *h; h = n) { + for (; *t && *t != ';'; t++); /* find ; or \0 */ + if (*t) n = t + 1; else n = NULL; /* remember next */ + *t = '\0'; /* terminate */ + DRM(parse_option)(h); /* parse */ + } +} + +/* drm_cpu_valid returns non-zero if the DRI will run on this CPU, and 0 + * otherwise. + */ +int DRM(cpu_valid)(void) +{ + return 1; +} Index: dev/drm/drm_ioctl.h =================================================================== RCS file: dev/drm/drm_ioctl.h diff -N dev/drm/drm_ioctl.h --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/drm_ioctl.h 12 Mar 2003 00:15:12 -0000 @@ -0,0 +1,241 @@ +/* drm_ioctl.h -- IOCTL processing for DRM -*- linux-c -*- + * Created: Fri Jan 8 09:01:26 1999 by faith@valinux.com + * + * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. + * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: + * Rickard E. (Rik) Faith + * Gareth Hughes + * + * $FreeBSD: src/sys/dev/drm/drm_ioctl.h,v 1.3 2003/03/09 02:08:28 anholt Exp $ + */ + +#include "dev/drm/drmP.h" + +int DRM(irq_busid)( DRM_IOCTL_ARGS ) +{ +#ifdef __FreeBSD__ + drm_irq_busid_t id; + devclass_t pci; + device_t bus, dev; + device_t *kids; + int error, i, num_kids; + + DRM_COPY_FROM_USER_IOCTL( id, (drm_irq_busid_t *)data, sizeof(id) ); + + pci = devclass_find("pci"); + if (!pci) + return ENOENT; + bus = devclass_get_device(pci, id.busnum); + if (!bus) + return ENOENT; + error = device_get_children(bus, &kids, &num_kids); + if (error) + return error; + + dev = 0; + for (i = 0; i < num_kids; i++) { + dev = kids[i]; + if (pci_get_slot(dev) == id.devnum + && pci_get_function(dev) == id.funcnum) + break; + } + + free(kids, M_TEMP); + + if (i != num_kids) + id.irq = pci_get_irq(dev); + else + id.irq = 0; + DRM_DEBUG("%d:%d:%d => IRQ %d\n", + id.busnum, id.devnum, id.funcnum, id.irq); + + DRM_COPY_TO_USER_IOCTL( (drm_irq_busid_t *)data, id, sizeof(id) ); + + return 0; +#else + /* don't support interrupt-driven drivers on Net yet */ + return ENOENT; +#endif +} + +int DRM(getunique)( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_unique_t u; + + DRM_COPY_FROM_USER_IOCTL( u, (drm_unique_t *)data, sizeof(u) ); + + if (u.unique_len >= dev->unique_len) { + if (DRM_COPY_TO_USER(u.unique, dev->unique, dev->unique_len)) + return DRM_ERR(EFAULT); + } + u.unique_len = dev->unique_len; + + DRM_COPY_TO_USER_IOCTL( (drm_unique_t *)data, u, sizeof(u) ); + + return 0; +} + +int DRM(setunique)( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_unique_t u; + + if (dev->unique_len || dev->unique) + return DRM_ERR(EBUSY); + + DRM_COPY_FROM_USER_IOCTL( u, (drm_unique_t *)data, sizeof(u) ); + + if (!u.unique_len || u.unique_len > 1024) + return DRM_ERR(EINVAL); + + dev->unique_len = u.unique_len; + dev->unique = DRM(alloc)(u.unique_len + 1, DRM_MEM_DRIVER); + + if(!dev->unique) return DRM_ERR(ENOMEM); + + if (DRM_COPY_FROM_USER(dev->unique, u.unique, dev->unique_len)) + return DRM_ERR(EFAULT); + + dev->unique[dev->unique_len] = '\0'; + + dev->devname = DRM(alloc)(strlen(dev->name) + strlen(dev->unique) + 2, + DRM_MEM_DRIVER); + if(!dev->devname) { + DRM(free)(dev->devname, sizeof(*dev->devname), DRM_MEM_DRIVER); + return DRM_ERR(ENOMEM); + } + sprintf(dev->devname, "%s@%s", dev->name, dev->unique); + + + return 0; +} + + +int DRM(getmap)( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_map_t map; + drm_local_map_t *mapinlist; + drm_map_list_entry_t *list; + int idx; + int i = 0; + + DRM_COPY_FROM_USER_IOCTL( map, (drm_map_t *)data, sizeof(map) ); + + idx = map.offset; + + DRM_LOCK; + if (idx < 0 || idx >= dev->map_count) { + DRM_UNLOCK; + return DRM_ERR(EINVAL); + } + + TAILQ_FOREACH(list, dev->maplist, link) { + mapinlist = list->map; + if (i==idx) { + map.offset = mapinlist->offset; + map.size = mapinlist->size; + map.type = mapinlist->type; + map.flags = mapinlist->flags; + map.handle = mapinlist->handle; + map.mtrr = mapinlist->mtrr; + break; + } + i++; + } + + DRM_UNLOCK; + + if (!list) + return EINVAL; + + DRM_COPY_TO_USER_IOCTL( (drm_map_t *)data, map, sizeof(map) ); + + return 0; +} + +int DRM(getclient)( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_client_t client; + drm_file_t *pt; + int idx; + int i = 0; + + DRM_COPY_FROM_USER_IOCTL( client, (drm_client_t *)data, sizeof(client) ); + + idx = client.idx; + DRM_LOCK; + TAILQ_FOREACH(pt, &dev->files, link) { + if (i==idx) + { + client.auth = pt->authenticated; + client.pid = pt->pid; + client.uid = pt->uid; + client.magic = pt->magic; + client.iocs = pt->ioctl_count; + DRM_UNLOCK; + + *(drm_client_t *)data = client; + return 0; + } + i++; + } + DRM_UNLOCK; + + DRM_COPY_TO_USER_IOCTL( (drm_client_t *)data, client, sizeof(client) ); + + return 0; +} + +int DRM(getstats)( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_stats_t stats; + int i; + + memset(&stats, 0, sizeof(stats)); + + DRM_LOCK; + + for (i = 0; i < dev->counters; i++) { + if (dev->types[i] == _DRM_STAT_LOCK) + stats.data[i].value + = (dev->lock.hw_lock + ? dev->lock.hw_lock->lock : 0); + else + stats.data[i].value = atomic_read(&dev->counts[i]); + stats.data[i].type = dev->types[i]; + } + + stats.count = dev->counters; + + DRM_UNLOCK; + + DRM_COPY_TO_USER_IOCTL( (drm_stats_t *)data, stats, sizeof(stats) ); + + return 0; +} Index: dev/drm/drm_lists.h =================================================================== RCS file: dev/drm/drm_lists.h diff -N dev/drm/drm_lists.h --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/drm_lists.h 12 Mar 2003 00:15:12 -0000 @@ -0,0 +1,242 @@ +/* drm_lists.h -- Buffer list handling routines -*- linux-c -*- + * Created: Mon Apr 19 20:54:22 1999 by faith@valinux.com + * + * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. + * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: + * Rickard E. (Rik) Faith + * Gareth Hughes + * + * $FreeBSD: src/sys/dev/drm/drm_lists.h,v 1.3 2003/03/09 02:08:28 anholt Exp $ + */ + +#include "dev/drm/drmP.h" + +#if __HAVE_DMA_WAITLIST + +int DRM(waitlist_create)(drm_waitlist_t *bl, int count) +{ + if (bl->count) + return DRM_ERR( EINVAL ); + + bl->bufs = DRM(alloc)((bl->count + 2) * sizeof(*bl->bufs), + DRM_MEM_BUFLISTS); + + if(!bl->bufs) return DRM_ERR(ENOMEM); + + bzero(bl->bufs, sizeof(*bl->bufs)); + + bl->count = count; + bl->rp = bl->bufs; + bl->wp = bl->bufs; + bl->end = &bl->bufs[bl->count+1]; + DRM_SPININIT( bl->write_lock, "writelock" ); + DRM_SPININIT( bl->read_lock, "readlock" ); + return 0; +} + +int DRM(waitlist_destroy)(drm_waitlist_t *bl) +{ + if (bl->rp != bl->wp) + return DRM_ERR( EINVAL ); + if (bl->bufs) DRM(free)(bl->bufs, + (bl->count + 2) * sizeof(*bl->bufs), + DRM_MEM_BUFLISTS); + bl->count = 0; + bl->bufs = NULL; + bl->rp = NULL; + bl->wp = NULL; + bl->end = NULL; + DRM_SPINUNINIT( bl->write_lock ); + DRM_SPINUNINIT( bl->read_lock ); + return 0; +} + +int DRM(waitlist_put)(drm_waitlist_t *bl, drm_buf_t *buf) +{ + int left; + int s; + left = DRM_LEFTCOUNT(bl); + if (!left) { + DRM_ERROR("Overflow while adding buffer %d from pid %d\n", + buf->idx, buf->pid); + return DRM_ERR( EINVAL ); + } +#if __HAVE_DMA_HISTOGRAM + getnanotime(&buf->time_queued); +#endif + buf->list = DRM_LIST_WAIT; + + DRM_SPINLOCK(&bl->write_lock); + s = spldrm(); + *bl->wp = buf; + if (++bl->wp >= bl->end) bl->wp = bl->bufs; + splx(s); + DRM_SPINUNLOCK(&bl->write_lock); + + return 0; +} + +drm_buf_t *DRM(waitlist_get)(drm_waitlist_t *bl) +{ + drm_buf_t *buf; + int s; + + DRM_SPINLOCK(&bl->read_lock); + s = spldrm(); + buf = *bl->rp; + if (bl->rp == bl->wp) { + splx(s); + DRM_SPINUNLOCK(&bl->read_lock); + return NULL; + } + if (++bl->rp >= bl->end) bl->rp = bl->bufs; + splx(s); + DRM_SPINUNLOCK(&bl->read_lock); + + return buf; +} + +#endif /* __HAVE_DMA_WAITLIST */ + + +#if __HAVE_DMA_FREELIST + +int DRM(freelist_create)(drm_freelist_t *bl, int count) +{ + atomic_set(&bl->count, 0); + bl->next = NULL; + bl->waiting = 0; + + bl->low_mark = 0; + bl->high_mark = 0; + atomic_set(&bl->wfh, 0); + DRM_SPININIT( bl->lock, "freelistlock" ); + ++bl->initialized; + return 0; +} + +int DRM(freelist_destroy)(drm_freelist_t *bl) +{ + atomic_set(&bl->count, 0); + bl->next = NULL; + DRM_SPINUNINIT( bl->lock ); + return 0; +} + +int DRM(freelist_put)(drm_device_t *dev, drm_freelist_t *bl, drm_buf_t *buf) +{ + drm_device_dma_t *dma = dev->dma; + + if (!dma) { + DRM_ERROR("No DMA support\n"); + return 1; + } + + if (buf->waiting || buf->pending || buf->list == DRM_LIST_FREE) { + DRM_ERROR("Freed buffer %d: w%d, p%d, l%d\n", + buf->idx, buf->waiting, buf->pending, buf->list); + } + if (!bl) return 1; +#if __HAVE_DMA_HISTOGRAM + getnanotime(&buf->time_queued); + DRM(histogram_compute)(dev, buf); +#endif + buf->list = DRM_LIST_FREE; + + DRM_SPINLOCK( &bl->lock ); + buf->next = bl->next; + bl->next = buf; + DRM_SPINUNLOCK( &bl->lock ); + + atomic_inc(&bl->count); + if (atomic_read(&bl->count) > dma->buf_count) { + DRM_ERROR("%ld of %d buffers free after addition of %d\n", + (unsigned long)atomic_read(&bl->count), + dma->buf_count, buf->idx); + return 1; + } + /* Check for high water mark */ + if (atomic_read(&bl->wfh) && atomic_read(&bl->count)>=bl->high_mark) { + atomic_set(&bl->wfh, 0); + DRM_WAKEUP_INT((void *)&bl->waiting); + } + return 0; +} + +static drm_buf_t *DRM(freelist_try)(drm_freelist_t *bl) +{ + drm_buf_t *buf; + + if (!bl) return NULL; + + /* Get buffer */ + DRM_SPINLOCK(&bl->lock); + if (!bl->next) { + DRM_SPINUNLOCK(&bl->lock); + return NULL; + } + buf = bl->next; + bl->next = bl->next->next; + DRM_SPINUNLOCK(&bl->lock); + + atomic_dec(&bl->count); + buf->next = NULL; + buf->list = DRM_LIST_NONE; + if (buf->waiting || buf->pending) { + DRM_ERROR("Free buffer %d: w%d, p%d, l%d\n", + buf->idx, buf->waiting, buf->pending, buf->list); + } + + return buf; +} + +drm_buf_t *DRM(freelist_get)(drm_freelist_t *bl, int block) +{ + drm_buf_t *buf = NULL; + int error; + + if (!bl || !bl->initialized) return NULL; + + /* Check for low water mark */ + if (atomic_read(&bl->count) <= bl->low_mark) /* Became low */ + atomic_set(&bl->wfh, 1); + if (atomic_read(&bl->wfh)) { + if (block) { + for (;;) { + if (!atomic_read(&bl->wfh) + && (buf = DRM(freelist_try(bl)))) break; + error = tsleep((void *)&bl->waiting, PZERO|PCATCH, + "drmfg", 0); + if (error) + break; + } + } + return buf; + } + + return DRM(freelist_try)(bl); +} + +#endif /* __HAVE_DMA_FREELIST */ Index: dev/drm/drm_lock.h =================================================================== RCS file: dev/drm/drm_lock.h diff -N dev/drm/drm_lock.h --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/drm_lock.h 12 Mar 2003 00:15:12 -0000 @@ -0,0 +1,239 @@ +/* lock.c -- IOCTLs for locking -*- linux-c -*- + * Created: Tue Feb 2 08:37:54 1999 by faith@valinux.com + * + * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. + * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: + * Rickard E. (Rik) Faith + * Gareth Hughes + * + * $FreeBSD: src/sys/dev/drm/drm_lock.h,v 1.2 2003/03/09 02:08:28 anholt Exp $ + */ + +#include "dev/drm/drmP.h" + +int DRM(block)( DRM_IOCTL_ARGS ) +{ + DRM_DEBUG("\n"); + return 0; +} + +int DRM(unblock)( DRM_IOCTL_ARGS ) +{ + DRM_DEBUG("\n"); + return 0; +} + +int DRM(lock_take)(__volatile__ unsigned int *lock, unsigned int context) +{ + unsigned int old, new; + + do { + old = *lock; + if (old & _DRM_LOCK_HELD) new = old | _DRM_LOCK_CONT; + else new = context | _DRM_LOCK_HELD; + } while (!atomic_cmpset_int(lock, old, new)); + + if (_DRM_LOCKING_CONTEXT(old) == context) { + if (old & _DRM_LOCK_HELD) { + if (context != DRM_KERNEL_CONTEXT) { + DRM_ERROR("%d holds heavyweight lock\n", + context); + } + return 0; + } + } + if (new == (context | _DRM_LOCK_HELD)) { + /* Have lock */ + return 1; + } + return 0; +} + +/* This takes a lock forcibly and hands it to context. Should ONLY be used + inside *_unlock to give lock to kernel before calling *_dma_schedule. */ +int DRM(lock_transfer)(drm_device_t *dev, + __volatile__ unsigned int *lock, unsigned int context) +{ + unsigned int old, new; + + dev->lock.pid = 0; + do { + old = *lock; + new = context | _DRM_LOCK_HELD; + } while (!atomic_cmpset_int(lock, old, new)); + + return 1; +} + +int DRM(lock_free)(drm_device_t *dev, + __volatile__ unsigned int *lock, unsigned int context) +{ + unsigned int old, new; + pid_t pid = dev->lock.pid; + + dev->lock.pid = 0; + do { + old = *lock; + new = 0; + } while (!atomic_cmpset_int(lock, old, new)); + + if (_DRM_LOCK_IS_HELD(old) && _DRM_LOCKING_CONTEXT(old) != context) { + DRM_ERROR("%d freed heavyweight lock held by %d (pid %d)\n", + context, + _DRM_LOCKING_CONTEXT(old), + pid); + return 1; + } + DRM_WAKEUP_INT((void *)&dev->lock.lock_queue); + return 0; +} + +static int DRM(flush_queue)(drm_device_t *dev, int context) +{ + int error; + int ret = 0; + drm_queue_t *q = dev->queuelist[context]; + + DRM_DEBUG("\n"); + + atomic_inc(&q->use_count); + if (atomic_read(&q->use_count) > 1) { + atomic_inc(&q->block_write); + atomic_inc(&q->block_count); + error = tsleep((void *)&q->flush_queue, PZERO|PCATCH, "drmfq", 0); + if (error) + return error; + atomic_dec(&q->block_count); + } + atomic_dec(&q->use_count); + + /* NOTE: block_write is still incremented! + Use drm_flush_unlock_queue to decrement. */ + return ret; +} + +static int DRM(flush_unblock_queue)(drm_device_t *dev, int context) +{ + drm_queue_t *q = dev->queuelist[context]; + + DRM_DEBUG("\n"); + + atomic_inc(&q->use_count); + if (atomic_read(&q->use_count) > 1) { + if (atomic_read(&q->block_write)) { + atomic_dec(&q->block_write); + DRM_WAKEUP_INT((void *)&q->write_queue); + } + } + atomic_dec(&q->use_count); + return 0; +} + +int DRM(flush_block_and_flush)(drm_device_t *dev, int context, + drm_lock_flags_t flags) +{ + int ret = 0; + int i; + + DRM_DEBUG("\n"); + + if (flags & _DRM_LOCK_FLUSH) { + ret = DRM(flush_queue)(dev, DRM_KERNEL_CONTEXT); + if (!ret) ret = DRM(flush_queue)(dev, context); + } + if (flags & _DRM_LOCK_FLUSH_ALL) { + for (i = 0; !ret && i < dev->queue_count; i++) { + ret = DRM(flush_queue)(dev, i); + } + } + return ret; +} + +int DRM(flush_unblock)(drm_device_t *dev, int context, drm_lock_flags_t flags) +{ + int ret = 0; + int i; + + DRM_DEBUG("\n"); + + if (flags & _DRM_LOCK_FLUSH) { + ret = DRM(flush_unblock_queue)(dev, DRM_KERNEL_CONTEXT); + if (!ret) ret = DRM(flush_unblock_queue)(dev, context); + } + if (flags & _DRM_LOCK_FLUSH_ALL) { + for (i = 0; !ret && i < dev->queue_count; i++) { + ret = DRM(flush_unblock_queue)(dev, i); + } + } + + return ret; +} + +int DRM(finish)( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + int ret = 0; + drm_lock_t lock; + + DRM_DEBUG("\n"); + + DRM_COPY_FROM_USER_IOCTL( lock, (drm_lock_t *)data, sizeof(lock) ); + + ret = DRM(flush_block_and_flush)(dev, lock.context, lock.flags); + DRM(flush_unblock)(dev, lock.context, lock.flags); + return ret; +} + +/* If we get here, it means that the process has called DRM_IOCTL_LOCK + without calling DRM_IOCTL_UNLOCK. + + If the lock is not held, then let the signal proceed as usual. + + If the lock is held, then set the contended flag and keep the signal + blocked. + + + Return 1 if the signal should be delivered normally. + Return 0 if the signal should be blocked. */ + +int DRM(notifier)(void *priv) +{ + drm_sigdata_t *s = (drm_sigdata_t *)priv; + unsigned int old, new; + + /* Allow signal delivery if lock isn't held */ + if (!_DRM_LOCK_IS_HELD(s->lock->lock) + || _DRM_LOCKING_CONTEXT(s->lock->lock) != s->context) return 1; + + /* Otherwise, set flag to force call to + drmUnlock */ + do { + old = s->lock->lock; + new = old | _DRM_LOCK_CONT; + } while (!atomic_cmpset_int(&s->lock->lock, old, new)); + + return 0; +} + Index: dev/drm/drm_memory.h =================================================================== RCS file: dev/drm/drm_memory.h diff -N dev/drm/drm_memory.h --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/drm_memory.h 12 Mar 2003 00:15:12 -0000 @@ -0,0 +1,444 @@ +/* drm_memory.h -- Memory management wrappers for DRM -*- linux-c -*- + * Created: Thu Feb 4 14:00:34 1999 by faith@valinux.com + * + * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. + * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: + * Rickard E. (Rik) Faith + * Gareth Hughes + * + * $FreeBSD: src/sys/dev/drm/drm_memory.h,v 1.7 2003/03/09 02:08:28 anholt Exp $ + */ + +#include "dev/drm/drmP.h" + +#if defined(__FreeBSD__) || defined(__NetBSD__) +#define malloctype DRM(M_DRM) +/* The macros conflicted in the MALLOC_DEFINE */ + +MALLOC_DEFINE(malloctype, "drm", "DRM Data Structures"); + +#undef malloctype +#endif + +typedef struct drm_mem_stats { + const char *name; + int succeed_count; + int free_count; + int fail_count; + unsigned long bytes_allocated; + unsigned long bytes_freed; +} drm_mem_stats_t; + +static DRM_SPINTYPE DRM(mem_lock); +static unsigned long DRM(ram_available) = 0; /* In pages */ +static unsigned long DRM(ram_used) = 0; +static drm_mem_stats_t DRM(mem_stats)[] = { + [DRM_MEM_DMA] = { "dmabufs" }, + [DRM_MEM_SAREA] = { "sareas" }, + [DRM_MEM_DRIVER] = { "driver" }, + [DRM_MEM_MAGIC] = { "magic" }, + [DRM_MEM_IOCTLS] = { "ioctltab" }, + [DRM_MEM_MAPS] = { "maplist" }, + [DRM_MEM_VMAS] = { "vmalist" }, + [DRM_MEM_BUFS] = { "buflist" }, + [DRM_MEM_SEGS] = { "seglist" }, + [DRM_MEM_PAGES] = { "pagelist" }, + [DRM_MEM_FILES] = { "files" }, + [DRM_MEM_QUEUES] = { "queues" }, + [DRM_MEM_CMDS] = { "commands" }, + [DRM_MEM_MAPPINGS] = { "mappings" }, + [DRM_MEM_BUFLISTS] = { "buflists" }, + [DRM_MEM_AGPLISTS] = { "agplist" }, + [DRM_MEM_SGLISTS] = { "sglist" }, + [DRM_MEM_TOTALAGP] = { "totalagp" }, + [DRM_MEM_BOUNDAGP] = { "boundagp" }, + [DRM_MEM_CTXBITMAP] = { "ctxbitmap"}, + [DRM_MEM_STUB] = { "stub" }, + { NULL, 0, } /* Last entry must be null */ +}; + +void DRM(mem_init)(void) +{ + drm_mem_stats_t *mem; + +#ifdef __NetBSD__ + malloc_type_attach(DRM(M_DRM)); +#endif + + DRM_SPININIT(DRM(mem_lock), "drm memory"); + + for (mem = DRM(mem_stats); mem->name; ++mem) { + mem->succeed_count = 0; + mem->free_count = 0; + mem->fail_count = 0; + mem->bytes_allocated = 0; + mem->bytes_freed = 0; + } + + DRM(ram_available) = 0; /* si.totalram */ + DRM(ram_used) = 0; +} + +void DRM(mem_uninit)(void) +{ + DRM_SPINUNINIT(DRM(mem_lock)); +} + +#ifdef __FreeBSD__ +/* drm_mem_info is called whenever a process reads /dev/drm/mem. */ +static int +DRM(_mem_info)(drm_mem_stats_t *stats, struct sysctl_oid *oidp, void *arg1, + int arg2, struct sysctl_req *req) +{ + drm_mem_stats_t *pt; + char buf[128]; + int error; + + DRM_SYSCTL_PRINT(" total counts " + " | outstanding \n"); + DRM_SYSCTL_PRINT("type alloc freed fail bytes freed" + " | allocs bytes\n\n"); + DRM_SYSCTL_PRINT("%-9.9s %5d %5d %4d %10lu |\n", + "system", 0, 0, 0, DRM(ram_available)); + DRM_SYSCTL_PRINT("%-9.9s %5d %5d %4d %10lu |\n", + "locked", 0, 0, 0, DRM(ram_used)); + DRM_SYSCTL_PRINT("\n"); + for (pt = stats; pt->name; pt++) { + DRM_SYSCTL_PRINT("%-9.9s %5d %5d %4d %10lu %10lu | %6d %10ld\n", + pt->name, + pt->succeed_count, + pt->free_count, + pt->fail_count, + pt->bytes_allocated, + pt->bytes_freed, + pt->succeed_count - pt->free_count, + (long)pt->bytes_allocated + - (long)pt->bytes_freed); + } + SYSCTL_OUT(req, "", 1); + + return 0; +} + +int DRM(mem_info) DRM_SYSCTL_HANDLER_ARGS +{ + int ret; + drm_mem_stats_t *stats; + + stats = malloc(sizeof(DRM(mem_stats)), DRM(M_DRM), M_NOWAIT); + if (stats == NULL) + return ENOMEM; + + DRM_SPINLOCK(&DRM(mem_lock)); + bcopy(DRM(mem_stats), stats, sizeof(DRM(mem_stats))); + DRM_SPINUNLOCK(&DRM(mem_lock)); + + ret = DRM(_mem_info)(stats, oidp, arg1, arg2, req); + + free(stats, DRM(M_DRM)); + return ret; +} +#endif /* __FreeBSD__ */ + +void *DRM(alloc)(size_t size, int area) +{ + void *pt; + + if (!size) { + DRM_MEM_ERROR(area, "Allocating 0 bytes\n"); + return NULL; + } + + if (!(pt = malloc(size, DRM(M_DRM), M_NOWAIT))) { + DRM_SPINLOCK(&DRM(mem_lock)); + ++DRM(mem_stats)[area].fail_count; + DRM_SPINUNLOCK(&DRM(mem_lock)); + return NULL; + } + DRM_SPINLOCK(&DRM(mem_lock)); + ++DRM(mem_stats)[area].succeed_count; + DRM(mem_stats)[area].bytes_allocated += size; + DRM_SPINUNLOCK(&DRM(mem_lock)); + return pt; +} + +void *DRM(realloc)(void *oldpt, size_t oldsize, size_t size, int area) +{ + void *pt; + + if (!(pt = DRM(alloc)(size, area))) return NULL; + if (oldpt && oldsize) { + memcpy(pt, oldpt, oldsize); + DRM(free)(oldpt, oldsize, area); + } + return pt; +} + +char *DRM(strdup)(const char *s, int area) +{ + char *pt; + int length = s ? strlen(s) : 0; + + if (!(pt = DRM(alloc)(length+1, area))) return NULL; + strcpy(pt, s); + return pt; +} + +void DRM(strfree)(char *s, int area) +{ + unsigned int size; + + if (!s) return; + + size = 1 + strlen(s); + DRM(free)((void *)s, size, area); +} + +void DRM(free)(void *pt, size_t size, int area) +{ + int alloc_count; + int free_count; + + if (!pt) + DRM_MEM_ERROR(area, "Attempt to free NULL pointer\n"); + else + free(pt, DRM(M_DRM)); + DRM_SPINLOCK(&DRM(mem_lock)); + DRM(mem_stats)[area].bytes_freed += size; + free_count = ++DRM(mem_stats)[area].free_count; + alloc_count = DRM(mem_stats)[area].succeed_count; + DRM_SPINUNLOCK(&DRM(mem_lock)); + if (free_count > alloc_count) { + DRM_MEM_ERROR(area, "Excess frees: %d frees, %d allocs\n", + free_count, alloc_count); + } +} + +void *DRM(ioremap)( drm_device_t *dev, drm_local_map_t *map ) +{ + void *pt; + + if (!map->size) { + DRM_MEM_ERROR(DRM_MEM_MAPPINGS, + "Mapping 0 bytes at 0x%08lx\n", map->offset); + return NULL; + } +#ifdef __NetBSD__ + map->iot = dev->pa.pa_memt; +#endif + +#ifdef __FreeBSD__ + if (!(pt = pmap_mapdev(map->offset, map->size))) { +#elif defined(__NetBSD__) + if (bus_space_map(map->iot, map->offset, map->size, + BUS_SPACE_MAP_LINEAR, &map->ioh)) { +#endif + DRM_SPINLOCK(&DRM(mem_lock)); + ++DRM(mem_stats)[DRM_MEM_MAPPINGS].fail_count; + DRM_SPINUNLOCK(&DRM(mem_lock)); + return NULL; + } +#ifdef __NetBSD__ + pt = bus_space_vaddr(map->iot, map->ioh); +#endif + DRM_SPINLOCK(&DRM(mem_lock)); + ++DRM(mem_stats)[DRM_MEM_MAPPINGS].succeed_count; + DRM(mem_stats)[DRM_MEM_MAPPINGS].bytes_allocated += map->size; + DRM_SPINUNLOCK(&DRM(mem_lock)); + return pt; +} + +/* unused so far */ +#if 0 +void *DRM(ioremap_nocache)(unsigned long offset, unsigned long size) +{ + void *pt; + + if (!size) { + DRM_MEM_ERROR(DRM_MEM_MAPPINGS, + "Mapping 0 bytes at 0x%08lx\n", offset); + return NULL; + } + + /* FIXME FOR BSD */ + if (!(pt = ioremap_nocache(offset, size))) { + DRM_SPINLOCK(&DRM(mem_lock)); + ++DRM(mem_stats)[DRM_MEM_MAPPINGS].fail_count; + DRM_SPINUNLOCK(&DRM(mem_lock)); + return NULL; + } + DRM_SPINLOCK(&DRM(mem_lock)); + ++DRM(mem_stats)[DRM_MEM_MAPPINGS].succeed_count; + DRM(mem_stats)[DRM_MEM_MAPPINGS].bytes_allocated += size; + DRM_SPINUNLOCK(&DRM(mem_lock)); + return pt; +} +#endif + +void DRM(ioremapfree)(drm_local_map_t *map) +{ + int alloc_count; + int free_count; + + if (map->handle == NULL) + DRM_MEM_ERROR(DRM_MEM_MAPPINGS, + "Attempt to free NULL pointer\n"); + else +#ifdef __FreeBSD__ + pmap_unmapdev((vm_offset_t) map->handle, map->size); +#elif defined(__NetBSD__) + bus_space_unmap(map->iot, map->ioh, map->size); +#endif + + DRM_SPINLOCK(&DRM(mem_lock)); + DRM(mem_stats)[DRM_MEM_MAPPINGS].bytes_freed += map->size; + free_count = ++DRM(mem_stats)[DRM_MEM_MAPPINGS].free_count; + alloc_count = DRM(mem_stats)[DRM_MEM_MAPPINGS].succeed_count; + DRM_SPINUNLOCK(&DRM(mem_lock)); + if (free_count > alloc_count) { + DRM_MEM_ERROR(DRM_MEM_MAPPINGS, + "Excess frees: %d frees, %d allocs\n", + free_count, alloc_count); + } +} + +#if __REALLY_HAVE_AGP +agp_memory *DRM(alloc_agp)(int pages, u32 type) +{ + agp_memory *handle; + + if (!pages) { + DRM_MEM_ERROR(DRM_MEM_TOTALAGP, "Allocating 0 pages\n"); + return NULL; + } + + if ((handle = DRM(agp_allocate_memory)(pages, type))) { + DRM_SPINLOCK(&DRM(mem_lock)); + ++DRM(mem_stats)[DRM_MEM_TOTALAGP].succeed_count; + DRM(mem_stats)[DRM_MEM_TOTALAGP].bytes_allocated + += pages << PAGE_SHIFT; + DRM_SPINUNLOCK(&DRM(mem_lock)); + return handle; + } + DRM_SPINLOCK(&DRM(mem_lock)); + ++DRM(mem_stats)[DRM_MEM_TOTALAGP].fail_count; + DRM_SPINUNLOCK(&DRM(mem_lock)); + return NULL; +} + +int DRM(free_agp)(agp_memory *handle, int pages) +{ + int alloc_count; + int free_count; + + if (!handle) { + DRM_MEM_ERROR(DRM_MEM_TOTALAGP, + "Attempt to free NULL AGP handle\n"); + return DRM_ERR(EINVAL); + } + + if (DRM(agp_free_memory)(handle)) { + DRM_SPINLOCK(&DRM(mem_lock)); + free_count = ++DRM(mem_stats)[DRM_MEM_TOTALAGP].free_count; + alloc_count = DRM(mem_stats)[DRM_MEM_TOTALAGP].succeed_count; + DRM(mem_stats)[DRM_MEM_TOTALAGP].bytes_freed + += pages << PAGE_SHIFT; + DRM_SPINUNLOCK(&DRM(mem_lock)); + if (free_count > alloc_count) { + DRM_MEM_ERROR(DRM_MEM_TOTALAGP, + "Excess frees: %d frees, %d allocs\n", + free_count, alloc_count); + } + return 0; + } + return DRM_ERR(EINVAL); +} + +int DRM(bind_agp)(agp_memory *handle, unsigned int start) +{ + int retcode; + device_t dev = DRM_AGP_FIND_DEVICE(); + struct agp_memory_info info; + + if (!dev) + return EINVAL; + + if (!handle) { + DRM_MEM_ERROR(DRM_MEM_BOUNDAGP, + "Attempt to bind NULL AGP handle\n"); + return DRM_ERR(EINVAL); + } + + if (!(retcode = DRM(agp_bind_memory)(handle, start))) { + DRM_SPINLOCK(&DRM(mem_lock)); + ++DRM(mem_stats)[DRM_MEM_BOUNDAGP].succeed_count; + agp_memory_info(dev, handle, &info); + DRM(mem_stats)[DRM_MEM_BOUNDAGP].bytes_allocated + += info.ami_size; + DRM_SPINUNLOCK(&DRM(mem_lock)); + return DRM_ERR(0); + } + DRM_SPINLOCK(&DRM(mem_lock)); + ++DRM(mem_stats)[DRM_MEM_BOUNDAGP].fail_count; + DRM_SPINUNLOCK(&DRM(mem_lock)); + return DRM_ERR(retcode); +} + +int DRM(unbind_agp)(agp_memory *handle) +{ + int alloc_count; + int free_count; + int retcode = EINVAL; + device_t dev = DRM_AGP_FIND_DEVICE(); + struct agp_memory_info info; + + if (!dev) + return EINVAL; + + if (!handle) { + DRM_MEM_ERROR(DRM_MEM_BOUNDAGP, + "Attempt to unbind NULL AGP handle\n"); + return DRM_ERR(retcode); + } + + agp_memory_info(dev, handle, &info); + + if ((retcode = DRM(agp_unbind_memory)(handle))) + return DRM_ERR(retcode); + + DRM_SPINLOCK(&DRM(mem_lock)); + free_count = ++DRM(mem_stats)[DRM_MEM_BOUNDAGP].free_count; + alloc_count = DRM(mem_stats)[DRM_MEM_BOUNDAGP].succeed_count; + DRM(mem_stats)[DRM_MEM_BOUNDAGP].bytes_freed + += info.ami_size; + DRM_SPINUNLOCK(&DRM(mem_lock)); + if (free_count > alloc_count) { + DRM_MEM_ERROR(DRM_MEM_BOUNDAGP, + "Excess frees: %d frees, %d allocs\n", + free_count, alloc_count); + } + return DRM_ERR(retcode); +} +#endif Index: dev/drm/drm_os_freebsd.h =================================================================== RCS file: dev/drm/drm_os_freebsd.h diff -N dev/drm/drm_os_freebsd.h --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/drm_os_freebsd.h 12 Mar 2003 00:15:12 -0000 @@ -0,0 +1,458 @@ +/* + * $FreeBSD: src/sys/dev/drm/drm_os_freebsd.h,v 1.8 2003/03/09 02:08:28 anholt Exp $ + */ +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#if __FreeBSD_version >= 500000 +#include +#else +#include +#endif +#include +#if __FreeBSD_version >= 400005 +#include +#endif +#if __FreeBSD_version >= 500000 +#include +#endif + +#if __FreeBSD_version >= 400006 +#define __REALLY_HAVE_AGP __HAVE_AGP +#endif + +#define __REALLY_HAVE_MTRR (__HAVE_MTRR) +#define __REALLY_HAVE_SG (__HAVE_SG) + +#if __REALLY_HAVE_AGP +#include +#include +#endif + +#include +#if DRM_DEBUG +#undef DRM_DEBUG_CODE +#define DRM_DEBUG_CODE 2 +#endif +#undef DRM_DEBUG + +#if DRM_LINUX +#include +#include +#include +#include +#endif + +#define DRM_TIME_SLICE (hz/20) /* Time slice for GLXContexts */ + +#define DRM_DEV_MODE (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP) +#define DRM_DEV_UID 0 +#define DRM_DEV_GID 0 +#define CDEV_MAJOR 145 + +#if __FreeBSD_version >= 500000 +#define DRM_CURPROC curthread +#define DRM_STRUCTPROC struct thread +#define DRM_SPINTYPE struct mtx +#define DRM_SPININIT(l,name) mtx_init(&l, name, NULL, MTX_DEF) +#define DRM_SPINUNINIT(l) mtx_destroy(&l) +#define DRM_SPINLOCK(l) mtx_lock(l) +#define DRM_SPINUNLOCK(u) mtx_unlock(u); +#define DRM_CURRENTPID curthread->td_proc->p_pid +#else +#define DRM_CURPROC curproc +#define DRM_STRUCTPROC struct proc +#define DRM_SPINTYPE struct simplelock +#define DRM_SPININIT(l,name) simple_lock_init(&l) +#define DRM_SPINUNINIT(l) +#define DRM_SPINLOCK(l) simple_lock(l) +#define DRM_SPINUNLOCK(u) simple_unlock(u); +#define DRM_CURRENTPID curproc->p_pid +#endif + +#define DRM_IOCTL_ARGS dev_t kdev, u_long cmd, caddr_t data, int flags, DRM_STRUCTPROC *p +#define DRM_LOCK lockmgr(&dev->dev_lock, LK_EXCLUSIVE, 0, DRM_CURPROC) +#define DRM_UNLOCK lockmgr(&dev->dev_lock, LK_RELEASE, 0, DRM_CURPROC) +#define DRM_SUSER(p) suser(p) +#define DRM_TASKQUEUE_ARGS void *arg, int pending +#define DRM_IRQ_ARGS void *arg +#define DRM_DEVICE drm_device_t *dev = kdev->si_drv1 +#define DRM_MALLOC(size) malloc( size, DRM(M_DRM), M_NOWAIT ) +#define DRM_FREE(pt,size) free( pt, DRM(M_DRM) ) +#define DRM_VTOPHYS(addr) vtophys(addr) + +/* Read/write from bus space, with byteswapping to le if necessary */ +#define DRM_READ8(map, offset) *(volatile u_int8_t *) (((unsigned long)(map)->handle) + (offset)) +#define DRM_READ32(map, offset) *(volatile u_int32_t *)(((unsigned long)(map)->handle) + (offset)) +#define DRM_WRITE8(map, offset, val) *(volatile u_int8_t *) (((unsigned long)(map)->handle) + (offset)) = val +#define DRM_WRITE32(map, offset, val) *(volatile u_int32_t *)(((unsigned long)(map)->handle) + (offset)) = val +/* +#define DRM_READ8(map, offset) bus_space_read_1( (map)->iot, (map)->ioh, (offset) ) +#define DRM_READ32(map, offset) bus_space_read_4( (map)->iot, (map)->ioh, (offset) ) +#define DRM_WRITE8(map, offset, val) bus_space_write_1( (map)->iot, (map)->ioh, (offset), (val) ) +#define DRM_WRITE32(map, offset, val) bus_space_write_4( (map)->iot, (map)->ioh, (offset), (val) ) +*/ +#define DRM_AGP_FIND_DEVICE() agp_find_device() +#define DRM_ERR(v) v + +#define DRM_PRIV \ + drm_file_t *priv = (drm_file_t *) DRM(find_file_by_proc)(dev, p); \ + if (!priv) { \ + DRM_DEBUG("can't find authenticator\n"); \ + return EINVAL; \ + } + +#define DRM_UDELAY( udelay ) \ +do { \ + struct timeval tv1, tv2; \ + microtime(&tv1); \ + do { \ + microtime(&tv2); \ + } \ + while (((tv2.tv_sec-tv1.tv_sec)*1000000 + tv2.tv_usec - tv1.tv_usec) < udelay ); \ +} while (0) + +#define DRM_GETSAREA() \ +do { \ + drm_map_list_entry_t *listentry; \ + TAILQ_FOREACH(listentry, dev->maplist, link) { \ + drm_local_map_t *map = listentry->map; \ + if (map->type == _DRM_SHM && \ + map->flags & _DRM_CONTAINS_LOCK) { \ + dev_priv->sarea = map; \ + break; \ + } \ + } \ +} while (0) + +#define DRM_HZ hz + +#define DRM_WAIT_ON( ret, queue, timeout, condition ) \ +while (!condition) { \ + ret = tsleep( &(queue), PZERO | PCATCH, "drmwtq", (timeout) ); \ + if ( ret ) \ + return ret; \ +} + +#define DRM_WAKEUP( queue ) wakeup( queue ) +#define DRM_WAKEUP_INT( queue ) wakeup( queue ) +#define DRM_INIT_WAITQUEUE( queue ) do {} while (0) + +#define DRM_COPY_TO_USER_IOCTL(user, kern, size) \ + if ( IOCPARM_LEN(cmd) != size) \ + return EINVAL; \ + *user = kern; +#define DRM_COPY_FROM_USER_IOCTL(kern, user, size) \ + if ( IOCPARM_LEN(cmd) != size) \ + return EINVAL; \ + kern = *user; +#define DRM_COPY_TO_USER(user, kern, size) \ + copyout(kern, user, size) +#define DRM_COPY_FROM_USER(kern, user, size) \ + copyin(user, kern, size) +/* Macros for userspace access with checking readability once */ +/* FIXME: can't find equivalent functionality for nocheck yet. + * It'll be slower than linux, but should be correct. + */ +#define DRM_VERIFYAREA_READ( uaddr, size ) \ + (!useracc((caddr_t)uaddr, size, VM_PROT_READ)) +#define DRM_COPY_FROM_USER_UNCHECKED(arg1, arg2, arg3) \ + copyin(arg2, arg1, arg3) +#define DRM_GET_USER_UNCHECKED(val, uaddr) \ + ((val) = fuword(uaddr), 0) + +#define DRM_WRITEMEMORYBARRIER( map ) \ + bus_space_barrier((map)->iot, (map)->ioh, 0, (map)->size, 0); +#define DRM_READMEMORYBARRIER( map ) \ + bus_space_barrier((map)->iot, (map)->ioh, 0, (map)->size, BUS_SPACE_BARRIER_READ); + +#define PAGE_ALIGN(addr) round_page(addr) + +#ifndef M_WAITOK /* M_WAITOK (=0) name removed in -current */ +#define M_WAITOK 0 +#endif + +#define malloctype DRM(M_DRM) +/* The macros confliced in the MALLOC_DEFINE */ +MALLOC_DECLARE(malloctype); +#undef malloctype + +typedef struct drm_chipinfo +{ + int vendor; + int device; + int supported; + char *name; +} drm_chipinfo_t; + +#define cpu_to_le32(x) (x) /* FIXME */ + +typedef u_int32_t dma_addr_t; +typedef u_int32_t atomic_t; +typedef u_int32_t cycles_t; +typedef u_int32_t spinlock_t; +typedef u_int32_t u32; +typedef u_int16_t u16; +typedef u_int8_t u8; +#define atomic_set(p, v) (*(p) = (v)) +#define atomic_read(p) (*(p)) +#define atomic_inc(p) atomic_add_int(p, 1) +#define atomic_dec(p) atomic_subtract_int(p, 1) +#define atomic_add(n, p) atomic_add_int(p, n) +#define atomic_sub(n, p) atomic_subtract_int(p, n) + +/* Fake this */ + +#if __FreeBSD_version < 500000 +/* The extra atomic functions from 5.0 haven't been merged to 4.x */ +static __inline int +atomic_cmpset_int(volatile int *dst, int old, int new) +{ + int s = splhigh(); + if (*dst==old) { + *dst = new; + splx(s); + return 1; + } + splx(s); + return 0; +} +#endif + +static __inline atomic_t +test_and_set_bit(int b, volatile void *p) +{ + int s = splhigh(); + unsigned int m = 1<> 5), 1 << (b & 0x1f)); +} + +static __inline void +set_bit(int b, volatile void *p) +{ + atomic_set_int(((volatile int *)p) + (b >> 5), 1 << (b & 0x1f)); +} + +static __inline int +test_bit(int b, volatile void *p) +{ + return ((volatile int *)p)[b >> 5] & (1 << (b & 0x1f)); +} + +static __inline int +find_first_zero_bit(volatile void *p, int max) +{ + int b; + + for (b = 0; b < max; b += 32) { + if (((volatile int *)p)[b >> 5] != ~0) { + for (;;) { + if ((((volatile int *)p)[b >> 5] & (1 << (b & 0x1f))) == 0) + return b; + b++; + } + } + } + return max; +} + +#define spldrm() spltty() + +#define memset(p, v, s) bzero(p, s) + +/* + * Fake out the module macros for versions of FreeBSD where they don't + * exist. + */ +#if (__FreeBSD_version < 500002 && __FreeBSD_version > 500000) || __FreeBSD_version < 420000 +/* FIXME: again, what's the exact date? */ +#define MODULE_VERSION(a,b) struct __hack +#define MODULE_DEPEND(a,b,c,d,e) struct __hack + +#endif + +/* Redefinitions to make templating easy */ +#define wait_queue_head_t atomic_t +#define agp_memory void +#define jiffies ticks + + /* Macros to make printf easier */ +#define DRM_ERROR(fmt, arg...) \ + printf("error: " "[" DRM_NAME ":%s] *ERROR* " fmt , __func__ , ## arg) +#define DRM_MEM_ERROR(area, fmt, arg...) \ + printf("error: " "[" DRM_NAME ":%s:%s] *ERROR* " fmt , \ + __func__, DRM(mem_stats)[area].name , ##arg) +#define DRM_INFO(fmt, arg...) printf("info: " "[" DRM_NAME "] " fmt , ## arg) + +#if DRM_DEBUG_CODE +#define DRM_DEBUG(fmt, arg...) \ + do { \ + if (DRM(flags) & DRM_FLAG_DEBUG) \ + printf("[" DRM_NAME ":%s] " fmt , __func__ , ## arg); \ + } while (0) +#else +#define DRM_DEBUG(fmt, arg...) do { } while (0) +#endif + +#define DRM_PROC_LIMIT (PAGE_SIZE-80) + +#if (__FreeBSD_version >= 500000) || ((__FreeBSD_version < 500000) && (__FreeBSD_version >= 410002)) +#define DRM_SYSCTL_HANDLER_ARGS (SYSCTL_HANDLER_ARGS) +#else +#define DRM_SYSCTL_HANDLER_ARGS SYSCTL_HANDLER_ARGS +#endif + +#define DRM_SYSCTL_PRINT(fmt, arg...) \ + snprintf(buf, sizeof(buf), fmt, ##arg); \ + error = SYSCTL_OUT(req, buf, strlen(buf)); \ + if (error) return error; + +#define DRM_SYSCTL_PRINT_RET(ret, fmt, arg...) \ + snprintf(buf, sizeof(buf), fmt, ##arg); \ + error = SYSCTL_OUT(req, buf, strlen(buf)); \ + if (error) { ret; return error; } + + +#define DRM_FIND_MAP(dest, o) \ + do { \ + drm_map_list_entry_t *listentry; \ + TAILQ_FOREACH(listentry, dev->maplist, link) { \ + if ( listentry->map->offset == o ) { \ + dest = listentry->map; \ + break; \ + } \ + } \ + } while (0) + + +/* Internal functions */ + +/* drm_drv.h */ +extern d_ioctl_t DRM(ioctl); +extern d_ioctl_t DRM(lock); +extern d_ioctl_t DRM(unlock); +extern d_open_t DRM(open); +extern d_close_t DRM(close); +extern d_read_t DRM(read); +extern d_write_t DRM(write); +extern d_poll_t DRM(poll); +extern d_mmap_t DRM(mmap); +extern int DRM(open_helper)(dev_t kdev, int flags, int fmt, + DRM_STRUCTPROC *p, drm_device_t *dev); +extern drm_file_t *DRM(find_file_by_proc)(drm_device_t *dev, + DRM_STRUCTPROC *p); + +/* Misc. IOCTL support (drm_ioctl.h) */ +extern d_ioctl_t DRM(irq_busid); +extern d_ioctl_t DRM(getunique); +extern d_ioctl_t DRM(setunique); +extern d_ioctl_t DRM(getmap); +extern d_ioctl_t DRM(getclient); +extern d_ioctl_t DRM(getstats); + +/* Context IOCTL support (drm_context.h) */ +extern d_ioctl_t DRM(resctx); +extern d_ioctl_t DRM(addctx); +extern d_ioctl_t DRM(modctx); +extern d_ioctl_t DRM(getctx); +extern d_ioctl_t DRM(switchctx); +extern d_ioctl_t DRM(newctx); +extern d_ioctl_t DRM(rmctx); +extern d_ioctl_t DRM(setsareactx); +extern d_ioctl_t DRM(getsareactx); + +/* Drawable IOCTL support (drm_drawable.h) */ +extern d_ioctl_t DRM(adddraw); +extern d_ioctl_t DRM(rmdraw); + +/* Authentication IOCTL support (drm_auth.h) */ +extern d_ioctl_t DRM(getmagic); +extern d_ioctl_t DRM(authmagic); + +/* Locking IOCTL support (drm_lock.h) */ +extern d_ioctl_t DRM(block); +extern d_ioctl_t DRM(unblock); +extern d_ioctl_t DRM(finish); + +/* Buffer management support (drm_bufs.h) */ +extern d_ioctl_t DRM(addmap); +extern d_ioctl_t DRM(rmmap); +#if __HAVE_DMA +extern d_ioctl_t DRM(addbufs_agp); +extern d_ioctl_t DRM(addbufs_pci); +extern d_ioctl_t DRM(addbufs_sg); +extern d_ioctl_t DRM(addbufs); +extern d_ioctl_t DRM(infobufs); +extern d_ioctl_t DRM(markbufs); +extern d_ioctl_t DRM(freebufs); +extern d_ioctl_t DRM(mapbufs); +#endif + +/* Memory management support (drm_memory.h) */ +extern int DRM(mem_info) DRM_SYSCTL_HANDLER_ARGS; + +/* DMA support (drm_dma.h) */ +#if __HAVE_DMA +extern d_ioctl_t DRM(control); +#endif +#if __HAVE_VBL_IRQ +extern d_ioctl_t DRM(wait_vblank); +#endif + +/* AGP/GART support (drm_agpsupport.h) */ +#if __REALLY_HAVE_AGP +extern d_ioctl_t DRM(agp_acquire); +extern d_ioctl_t DRM(agp_release); +extern d_ioctl_t DRM(agp_enable); +extern d_ioctl_t DRM(agp_info); +extern d_ioctl_t DRM(agp_alloc); +extern d_ioctl_t DRM(agp_free); +extern d_ioctl_t DRM(agp_unbind); +extern d_ioctl_t DRM(agp_bind); +#endif + +/* Scatter Gather Support (drm_scatter.h) */ +#if __HAVE_SG +extern d_ioctl_t DRM(sg_alloc); +extern d_ioctl_t DRM(sg_free); +#endif + +/* SysCtl Support (drm_sysctl.h) */ +extern int DRM(sysctl_init)(drm_device_t *dev); +extern int DRM(sysctl_cleanup)(drm_device_t *dev); Index: dev/drm/drm_sarea.h =================================================================== RCS file: dev/drm/drm_sarea.h diff -N dev/drm/drm_sarea.h --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/drm_sarea.h 12 Mar 2003 00:15:12 -0000 @@ -0,0 +1,59 @@ +/* sarea.h -- SAREA definitions -*- linux-c -*- + * + * Copyright 2002 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: + * Michel Dänzer + * + * $FreeBSD: src/sys/dev/drm/drm_sarea.h,v 1.1 2003/03/09 02:08:28 anholt Exp $ + */ + +#ifndef _DRM_SAREA_H_ +#define _DRM_SAREA_H_ + +#define SAREA_MAX_DRAWABLES 256 + +typedef struct _drm_sarea_drawable_t { + unsigned int stamp; + unsigned int flags; +} drm_sarea_drawable_t; + +typedef struct _dri_sarea_frame_t { + unsigned int x; + unsigned int y; + unsigned int width; + unsigned int height; + unsigned int fullscreen; +} drm_sarea_frame_t; + +typedef struct _drm_sarea_t { + /* first thing is always the drm locking structure */ + drm_hw_lock_t lock; + /* NOT_DONE: Use readers/writer lock for drawable_lock */ + drm_hw_lock_t drawable_lock; + drm_sarea_drawable_t drawableTable[SAREA_MAX_DRAWABLES]; + drm_sarea_frame_t frame; + drm_context_t dummy_context; +} drm_sarea_t; + +#endif /* _DRM_SAREA_H_ */ Index: dev/drm/drm_scatter.h =================================================================== RCS file: dev/drm/drm_scatter.h diff -N dev/drm/drm_scatter.h --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/drm_scatter.h 12 Mar 2003 00:15:12 -0000 @@ -0,0 +1,151 @@ +/* drm_scatter.h -- IOCTLs to manage scatter/gather memory -*- linux-c -*- + * Created: Mon Dec 18 23:20:54 2000 by gareth@valinux.com + * + * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + * + * Authors: + * Gareth Hughes + * + * $FreeBSD: src/sys/dev/drm/drm_scatter.h,v 1.4 2003/03/09 02:08:28 anholt Exp $ + */ + +#include "dev/drm/drmP.h" + +#define DEBUG_SCATTER 0 + +#if __REALLY_HAVE_SG + +void DRM(sg_cleanup)( drm_sg_mem_t *entry ) +{ + free( entry->virtual, DRM(M_DRM) ); + + DRM(free)( entry->busaddr, + entry->pages * sizeof(*entry->busaddr), + DRM_MEM_PAGES ); + DRM(free)( entry, + sizeof(*entry), + DRM_MEM_SGLISTS ); +} + +int DRM(sg_alloc)( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_scatter_gather_t request; + drm_sg_mem_t *entry; + unsigned long pages; + + DRM_DEBUG( "%s\n", __FUNCTION__ ); + + if ( dev->sg ) + return EINVAL; + + DRM_COPY_FROM_USER_IOCTL(request, (drm_scatter_gather_t *)data, + sizeof(request) ); + + entry = DRM(alloc)( sizeof(*entry), DRM_MEM_SGLISTS ); + if ( !entry ) + return ENOMEM; + + bzero( entry, sizeof(*entry) ); + + pages = round_page(request.size) / PAGE_SIZE; + DRM_DEBUG( "sg size=%ld pages=%ld\n", request.size, pages ); + + entry->pages = pages; + + entry->busaddr = DRM(alloc)( pages * sizeof(*entry->busaddr), + DRM_MEM_PAGES ); + if ( !entry->busaddr ) { + DRM(free)( entry, + sizeof(*entry), + DRM_MEM_SGLISTS ); + return ENOMEM; + } + bzero( (void *)entry->busaddr, pages * sizeof(*entry->busaddr) ); + + entry->virtual = malloc( pages << PAGE_SHIFT, DRM(M_DRM), M_WAITOK ); + if ( !entry->virtual ) { + DRM(free)( entry->busaddr, + entry->pages * sizeof(*entry->busaddr), + DRM_MEM_PAGES ); + DRM(free)( entry, + sizeof(*entry), + DRM_MEM_SGLISTS ); + return ENOMEM; + } + + bzero( entry->virtual, pages << PAGE_SHIFT ); + + entry->handle = (unsigned long)entry->virtual; + + DRM_DEBUG( "sg alloc handle = %08lx\n", entry->handle ); + DRM_DEBUG( "sg alloc virtual = %p\n", entry->virtual ); + + request.handle = entry->handle; + + DRM_COPY_TO_USER_IOCTL( (drm_scatter_gather_t *)data, + request, + sizeof(request) ); + + dev->sg = entry; + + return 0; + + DRM(sg_cleanup)( entry ); + return ENOMEM; +} + +int DRM(sg_free)( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_scatter_gather_t request; + drm_sg_mem_t *entry; + + DRM_COPY_FROM_USER_IOCTL( request, (drm_scatter_gather_t *)data, + sizeof(request) ); + + entry = dev->sg; + dev->sg = NULL; + + if ( !entry || entry->handle != request.handle ) + return EINVAL; + + DRM_DEBUG( "sg free virtual = %p\n", entry->virtual ); + + DRM(sg_cleanup)( entry ); + + return 0; +} + +#else /* __REALLY_HAVE_SG */ + +int DRM(sg_alloc)( DRM_IOCTL_ARGS ) +{ + return DRM_ERR(EINVAL); +} +int DRM(sg_free)( DRM_IOCTL_ARGS ) +{ + return DRM_ERR(EINVAL); +} + +#endif Index: dev/drm/drm_sysctl.h =================================================================== RCS file: dev/drm/drm_sysctl.h diff -N dev/drm/drm_sysctl.h --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/drm_sysctl.h 12 Mar 2003 00:15:12 -0000 @@ -0,0 +1,538 @@ +/* + * $FreeBSD: src/sys/dev/drm/drm_sysctl.h,v 1.2 2003/03/09 02:08:28 anholt Exp $ + */ + +#ifdef __FreeBSD__ + +#include + +static int DRM(name_info)DRM_SYSCTL_HANDLER_ARGS; +static int DRM(vm_info)DRM_SYSCTL_HANDLER_ARGS; +static int DRM(clients_info)DRM_SYSCTL_HANDLER_ARGS; +static int DRM(queues_info)DRM_SYSCTL_HANDLER_ARGS; +static int DRM(bufs_info)DRM_SYSCTL_HANDLER_ARGS; +#if DRM_DEBUG_CODExx +static int DRM(vma_info)DRM_SYSCTL_HANDLER_ARGS; +#endif +#if DRM_DMA_HISTOGRAM +static int DRM(histo_info)DRM_SYSCTL_HANDLER_ARGS; +#endif + +struct DRM(sysctl_list) { + const char *name; + int (*f) DRM_SYSCTL_HANDLER_ARGS; +} DRM(sysctl_list)[] = { + { "name", DRM(name_info) }, + { "mem", DRM(mem_info) }, + { "vm", DRM(vm_info) }, + { "clients", DRM(clients_info) }, + { "queues", DRM(queues_info) }, + { "bufs", DRM(bufs_info) }, +#if DRM_DEBUG_CODExx + { "vma", DRM(vma_info) }, +#endif +#if DRM_DMA_HISTOGRAM + { "histo", drm_histo_info) }, +#endif +}; +#define DRM_SYSCTL_ENTRIES (sizeof(DRM(sysctl_list))/sizeof(DRM(sysctl_list)[0])) + +struct drm_sysctl_info { + struct sysctl_ctx_list ctx; + char name[2]; +}; + +int DRM(sysctl_init)(drm_device_t *dev) +{ + struct drm_sysctl_info *info; + struct sysctl_oid *oid; + struct sysctl_oid *top, *drioid; + int i; + + info = DRM(alloc)(sizeof *info, DRM_MEM_DRIVER); + if ( !info ) + return 1; + bzero(info, sizeof *info); + dev->sysctl = info; + + /* Add the sysctl node for DRI if it doesn't already exist */ + drioid = SYSCTL_ADD_NODE( &info->ctx, &sysctl__hw_children, OID_AUTO, "dri", CTLFLAG_RW, NULL, "DRI Graphics"); + if (!drioid) + return 1; + + /* Find the next free slot under hw.dri */ + i = 0; + SLIST_FOREACH(oid, SYSCTL_CHILDREN(drioid), oid_link) { + if (i <= oid->oid_arg2) + i = oid->oid_arg2 + 1; + } + if (i>9) + return 1; + + /* Add the hw.dri.x for our device */ + info->name[0] = '0' + i; + info->name[1] = 0; + top = SYSCTL_ADD_NODE( &info->ctx, SYSCTL_CHILDREN(drioid), OID_AUTO, info->name, CTLFLAG_RW, NULL, NULL); + if (!top) + return 1; + + for (i = 0; i < DRM_SYSCTL_ENTRIES; i++) { + oid = sysctl_add_oid( &info->ctx, + SYSCTL_CHILDREN(top), + OID_AUTO, + DRM(sysctl_list)[i].name, + CTLTYPE_INT | CTLFLAG_RD, + dev, + 0, + DRM(sysctl_list)[i].f, + "A", + NULL); + if (!oid) + return 1; + } + return 0; +} + +int DRM(sysctl_cleanup)(drm_device_t *dev) +{ + int error; + error = sysctl_ctx_free( &dev->sysctl->ctx ); + + DRM(free)(dev->sysctl, sizeof *dev->sysctl, DRM_MEM_DRIVER); + dev->sysctl = NULL; + + return error; +} + +static int DRM(name_info)DRM_SYSCTL_HANDLER_ARGS +{ + drm_device_t *dev = arg1; + char buf[128]; + int error; + + if (dev->unique) { + DRM_SYSCTL_PRINT("%s 0x%x %s\n", + dev->name, dev2udev(dev->devnode), dev->unique); + } else { + DRM_SYSCTL_PRINT("%s 0x%x\n", dev->name, dev2udev(dev->devnode)); + } + + SYSCTL_OUT(req, "", 1); + + return 0; +} + +static int DRM(_vm_info)DRM_SYSCTL_HANDLER_ARGS +{ + drm_device_t *dev = arg1; + drm_local_map_t *map; + drm_map_list_entry_t *listentry; + const char *types[] = { "FB", "REG", "SHM" }; + const char *type; + int i=0; + char buf[128]; + int error; + + DRM_SYSCTL_PRINT("slot offset size type flags " + "address mtrr\n\n"); + error = SYSCTL_OUT(req, buf, strlen(buf)); + if (error) return error; + + if (dev->maplist != NULL) { + TAILQ_FOREACH(listentry, dev->maplist, link) { + map = listentry->map; + if (map->type < 0 || map->type > 2) type = "??"; + else type = types[map->type]; + DRM_SYSCTL_PRINT("%4d 0x%08lx 0x%08lx %4.4s 0x%02x 0x%08lx ", + i, + map->offset, + map->size, + type, + map->flags, + (unsigned long)map->handle); + if (map->mtrr < 0) { + DRM_SYSCTL_PRINT("none\n"); + } else { + DRM_SYSCTL_PRINT("%4d\n", map->mtrr); + } + i++; + } + } + SYSCTL_OUT(req, "", 1); + + return 0; +} + +static int DRM(vm_info)DRM_SYSCTL_HANDLER_ARGS +{ + drm_device_t *dev = arg1; + int ret; + + DRM_LOCK; + ret = DRM(_vm_info)(oidp, arg1, arg2, req); + DRM_UNLOCK; + + return ret; +} + + +static int DRM(_queues_info)DRM_SYSCTL_HANDLER_ARGS +{ + drm_device_t *dev = arg1; + int i; + drm_queue_t *q; + char buf[128]; + int error; + + DRM_SYSCTL_PRINT(" ctx/flags use fin" + " blk/rw/rwf wait flushed queued" + " locks\n\n"); + for (i = 0; i < dev->queue_count; i++) { + q = dev->queuelist[i]; + atomic_inc(&q->use_count); + DRM_SYSCTL_PRINT_RET(atomic_dec(&q->use_count), + "%5d/0x%03x %5d %5d" + " %5d/%c%c/%c%c%c %5d %10d %10d %10d\n", + i, + q->flags, + atomic_read(&q->use_count), + atomic_read(&q->finalization), + atomic_read(&q->block_count), + atomic_read(&q->block_read) ? 'r' : '-', + atomic_read(&q->block_write) ? 'w' : '-', + q->read_queue ? 'r':'-', + q->write_queue ? 'w':'-', + q->flush_queue ? 'f':'-', + (int)DRM_BUFCOUNT(&q->waitlist), + atomic_read(&q->total_flushed), + atomic_read(&q->total_queued), + atomic_read(&q->total_locks)); + atomic_dec(&q->use_count); + } + + SYSCTL_OUT(req, "", 1); + return 0; +} + +static int DRM(queues_info) DRM_SYSCTL_HANDLER_ARGS +{ + drm_device_t *dev = arg1; + int ret; + + DRM_LOCK; + ret = DRM(_queues_info)(oidp, arg1, arg2, req); + DRM_UNLOCK; + return ret; +} + +/* drm_bufs_info is called whenever a process reads + hw.dri.0.bufs. */ + +static int DRM(_bufs_info) DRM_SYSCTL_HANDLER_ARGS +{ + drm_device_t *dev = arg1; + drm_device_dma_t *dma = dev->dma; + int i; + char buf[128]; + int error; + + if (!dma) return 0; + DRM_SYSCTL_PRINT(" o size count free segs pages kB\n\n"); + for (i = 0; i <= DRM_MAX_ORDER; i++) { + if (dma->bufs[i].buf_count) + DRM_SYSCTL_PRINT("%2d %8d %5d %5d %5d %5d %5d\n", + i, + dma->bufs[i].buf_size, + dma->bufs[i].buf_count, + atomic_read(&dma->bufs[i] + .freelist.count), + dma->bufs[i].seg_count, + dma->bufs[i].seg_count + *(1 << dma->bufs[i].page_order), + (dma->bufs[i].seg_count + * (1 << dma->bufs[i].page_order)) + * PAGE_SIZE / 1024); + } + DRM_SYSCTL_PRINT("\n"); + for (i = 0; i < dma->buf_count; i++) { + if (i && !(i%32)) DRM_SYSCTL_PRINT("\n"); + DRM_SYSCTL_PRINT(" %d", dma->buflist[i]->list); + } + DRM_SYSCTL_PRINT("\n"); + + SYSCTL_OUT(req, "", 1); + return 0; +} + +static int DRM(bufs_info) DRM_SYSCTL_HANDLER_ARGS +{ + drm_device_t *dev = arg1; + int ret; + + DRM_LOCK; + ret = DRM(_bufs_info)(oidp, arg1, arg2, req); + DRM_UNLOCK; + return ret; +} + + +static int DRM(_clients_info) DRM_SYSCTL_HANDLER_ARGS +{ + drm_device_t *dev = arg1; + drm_file_t *priv; + char buf[128]; + int error; + + DRM_SYSCTL_PRINT("a dev pid uid magic ioctls\n\n"); + TAILQ_FOREACH(priv, &dev->files, link) { + DRM_SYSCTL_PRINT("%c %3d %5d %5d %10u %10lu\n", + priv->authenticated ? 'y' : 'n', + priv->minor, + priv->pid, + priv->uid, + priv->magic, + priv->ioctl_count); + } + + SYSCTL_OUT(req, "", 1); + return 0; +} + +static int DRM(clients_info)DRM_SYSCTL_HANDLER_ARGS +{ + drm_device_t *dev = arg1; + int ret; + + DRM_LOCK; + ret = DRM(_clients_info)(oidp, arg1, arg2, req); + DRM_UNLOCK; + return ret; +} + +#if DRM_DEBUG_CODExx + +static int DRM(_vma_info)DRM_SYSCTL_HANDLER_ARGS +{ + drm_device_t *dev = arg1; + drm_vma_entry_t *pt; + pgd_t *pgd; + pmd_t *pmd; + pte_t *pte; + unsigned long i; + struct vm_area_struct *vma; + unsigned long address; +#if defined(__i386__) + unsigned int pgprot; +#endif + char buf[128]; + int error; + + DRM_SYSCTL_PRINT("vma use count: %d, high_memory = %p, 0x%08lx\n", + atomic_read(&dev->vma_count), + high_memory, virt_to_phys(high_memory)); + for (pt = dev->vmalist; pt; pt = pt->next) { + if (!(vma = pt->vma)) continue; + DRM_SYSCTL_PRINT("\n%5d 0x%08lx-0x%08lx %c%c%c%c%c%c 0x%08lx", + pt->pid, + vma->vm_start, + vma->vm_end, + vma->vm_flags & VM_READ ? 'r' : '-', + vma->vm_flags & VM_WRITE ? 'w' : '-', + vma->vm_flags & VM_EXEC ? 'x' : '-', + vma->vm_flags & VM_MAYSHARE ? 's' : 'p', + vma->vm_flags & VM_LOCKED ? 'l' : '-', + vma->vm_flags & VM_IO ? 'i' : '-', + vma->vm_offset ); +#if defined(__i386__) + pgprot = pgprot_val(vma->vm_page_prot); + DRM_SYSCTL_PRINT(" %c%c%c%c%c%c%c%c%c", + pgprot & _PAGE_PRESENT ? 'p' : '-', + pgprot & _PAGE_RW ? 'w' : 'r', + pgprot & _PAGE_USER ? 'u' : 's', + pgprot & _PAGE_PWT ? 't' : 'b', + pgprot & _PAGE_PCD ? 'u' : 'c', + pgprot & _PAGE_ACCESSED ? 'a' : '-', + pgprot & _PAGE_DIRTY ? 'd' : '-', + pgprot & _PAGE_4M ? 'm' : 'k', + pgprot & _PAGE_GLOBAL ? 'g' : 'l' ); +#endif + DRM_SYSCTL_PRINT("\n"); + for (i = vma->vm_start; i < vma->vm_end; i += PAGE_SIZE) { + pgd = pgd_offset(vma->vm_mm, i); + pmd = pmd_offset(pgd, i); + pte = pte_offset(pmd, i); + if (pte_present(*pte)) { + address = __pa(pte_page(*pte)) + + (i & (PAGE_SIZE-1)); + DRM_SYSCTL_PRINT(" 0x%08lx -> 0x%08lx" + " %c%c%c%c%c\n", + i, + address, + pte_read(*pte) ? 'r' : '-', + pte_write(*pte) ? 'w' : '-', + pte_exec(*pte) ? 'x' : '-', + pte_dirty(*pte) ? 'd' : '-', + pte_young(*pte) ? 'a' : '-' ); + } else { + DRM_SYSCTL_PRINT(" 0x%08lx\n", i); + } + } + } + + SYSCTL_OUT(req, "", 1); + return 0; +} + +static int DRM(vma_info)DRM_SYSCTL_HANDLER_ARGS +{ + drm_device_t *dev = arg1; + int ret; + + DRM_LOCK; + ret = DRM(_vma_info)(oidp, arg1, arg2, req); + DRM_UNLOCK; + return ret; +} +#endif + + +#if DRM_DMA_HISTOGRAM +static int DRM(_histo_info)DRM_SYSCTL_HANDLER_ARGS +{ + drm_device_t *dev = arg1; + drm_device_dma_t *dma = dev->dma; + int i; + unsigned long slot_value = DRM_DMA_HISTOGRAM_INITIAL; + unsigned long prev_value = 0; + drm_buf_t *buffer; + char buf[128]; + int error; + + DRM_SYSCTL_PRINT("general statistics:\n"); + DRM_SYSCTL_PRINT("total %10u\n", atomic_read(&dev->histo.total)); + DRM_SYSCTL_PRINT("open %10u\n", atomic_read(&dev->total_open)); + DRM_SYSCTL_PRINT("close %10u\n", atomic_read(&dev->total_close)); + DRM_SYSCTL_PRINT("ioctl %10u\n", atomic_read(&dev->total_ioctl)); + DRM_SYSCTL_PRINT("irq %10u\n", atomic_read(&dev->total_irq)); + DRM_SYSCTL_PRINT("ctx %10u\n", atomic_read(&dev->total_ctx)); + + DRM_SYSCTL_PRINT("\nlock statistics:\n"); + DRM_SYSCTL_PRINT("locks %10u\n", atomic_read(&dev->total_locks)); + DRM_SYSCTL_PRINT("unlocks %10u\n", atomic_read(&dev->total_unlocks)); + DRM_SYSCTL_PRINT("contends %10u\n", atomic_read(&dev->total_contends)); + DRM_SYSCTL_PRINT("sleeps %10u\n", atomic_read(&dev->total_sleeps)); + + + if (dma) { + DRM_SYSCTL_PRINT("\ndma statistics:\n"); + DRM_SYSCTL_PRINT("prio %10u\n", + atomic_read(&dma->total_prio)); + DRM_SYSCTL_PRINT("bytes %10u\n", + atomic_read(&dma->total_bytes)); + DRM_SYSCTL_PRINT("dmas %10u\n", + atomic_read(&dma->total_dmas)); + DRM_SYSCTL_PRINT("missed:\n"); + DRM_SYSCTL_PRINT(" dma %10u\n", + atomic_read(&dma->total_missed_dma)); + DRM_SYSCTL_PRINT(" lock %10u\n", + atomic_read(&dma->total_missed_lock)); + DRM_SYSCTL_PRINT(" free %10u\n", + atomic_read(&dma->total_missed_free)); + DRM_SYSCTL_PRINT(" sched %10u\n", + atomic_read(&dma->total_missed_sched)); + DRM_SYSCTL_PRINT("tried %10u\n", + atomic_read(&dma->total_tried)); + DRM_SYSCTL_PRINT("hit %10u\n", + atomic_read(&dma->total_hit)); + DRM_SYSCTL_PRINT("lost %10u\n", + atomic_read(&dma->total_lost)); + + buffer = dma->next_buffer; + if (buffer) { + DRM_SYSCTL_PRINT("next_buffer %7d\n", buffer->idx); + } else { + DRM_SYSCTL_PRINT("next_buffer none\n"); + } + buffer = dma->this_buffer; + if (buffer) { + DRM_SYSCTL_PRINT("this_buffer %7d\n", buffer->idx); + } else { + DRM_SYSCTL_PRINT("this_buffer none\n"); + } + } + + + DRM_SYSCTL_PRINT("\nvalues:\n"); + if (dev->lock.hw_lock) { + DRM_SYSCTL_PRINT("lock 0x%08x\n", + dev->lock.hw_lock->lock); + } else { + DRM_SYSCTL_PRINT("lock none\n"); + } + DRM_SYSCTL_PRINT("context_flag 0x%08x\n", dev->context_flag); + DRM_SYSCTL_PRINT("interrupt_flag 0x%08x\n", dev->interrupt_flag); + DRM_SYSCTL_PRINT("dma_flag 0x%08x\n", dev->dma_flag); + + DRM_SYSCTL_PRINT("queue_count %10d\n", dev->queue_count); + DRM_SYSCTL_PRINT("last_context %10d\n", dev->last_context); + DRM_SYSCTL_PRINT("last_switch %10u\n", dev->last_switch); + DRM_SYSCTL_PRINT("last_checked %10d\n", dev->last_checked); + + + DRM_SYSCTL_PRINT("\n q2d d2c c2f" + " q2c q2f dma sch" + " ctx lacq lhld\n\n"); + for (i = 0; i < DRM_DMA_HISTOGRAM_SLOTS; i++) { + DRM_SYSCTL_PRINT("%s %10lu %10u %10u %10u %10u %10u" + " %10u %10u %10u %10u %10u\n", + i == DRM_DMA_HISTOGRAM_SLOTS - 1 ? ">=" : "< ", + i == DRM_DMA_HISTOGRAM_SLOTS - 1 + ? prev_value : slot_value , + + atomic_read(&dev->histo + .queued_to_dispatched[i]), + atomic_read(&dev->histo + .dispatched_to_completed[i]), + atomic_read(&dev->histo + .completed_to_freed[i]), + + atomic_read(&dev->histo + .queued_to_completed[i]), + atomic_read(&dev->histo + .queued_to_freed[i]), + atomic_read(&dev->histo.dma[i]), + atomic_read(&dev->histo.schedule[i]), + atomic_read(&dev->histo.ctx[i]), + atomic_read(&dev->histo.lacq[i]), + atomic_read(&dev->histo.lhld[i])); + prev_value = slot_value; + slot_value = DRM_DMA_HISTOGRAM_NEXT(slot_value); + } + SYSCTL_OUT(req, "", 1); + return 0; +} + +static int DRM(histo_info)DRM_SYSCTL_HANDLER_ARGS +{ + drm_device_t *dev = arg1; + int ret; + + DRM_LOCK; + ret = _drm_histo_info(oidp, arg1, arg2, req); + DRM_UNLOCK; + return ret; +} +#endif + +#elif defined(__NetBSD__) +/* stub it out for now, sysctl is only for debugging */ +int DRM(sysctl_init)(drm_device_t *dev) +{ + return 0; +} + +int DRM(sysctl_cleanup)(drm_device_t *dev) +{ + return 0; +} +#endif Index: dev/drm/drm_vm.h =================================================================== RCS file: dev/drm/drm_vm.h diff -N dev/drm/drm_vm.h --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/drm_vm.h 12 Mar 2003 00:15:12 -0000 @@ -0,0 +1,115 @@ +/* + * $FreeBSD: src/sys/dev/drm/drm_vm.h,v 1.4 2003/03/09 02:08:28 anholt Exp $ + */ + +#if defined(__FreeBSD__) && __FreeBSD_version >= 500102 +static int DRM(dma_mmap)(dev_t kdev, vm_offset_t offset, vm_offset_t *paddr, + int prot) +#elif defined(__FreeBSD__) +static int DRM(dma_mmap)(dev_t kdev, vm_offset_t offset, int prot) +#elif defined(__NetBSD__) +static paddr_t DRM(dma_mmap)(dev_t kdev, vm_offset_t offset, int prot) +#endif +{ + DRM_DEVICE; + drm_device_dma_t *dma = dev->dma; + unsigned long physical; + unsigned long page; + + if (!dma) return -1; /* Error */ + if (!dma->pagelist) return -1; /* Nothing allocated */ + + page = offset >> PAGE_SHIFT; + physical = dma->pagelist[page]; + + DRM_DEBUG("0x%08lx (page %lu) => 0x%08lx\n", (long)offset, page, physical); +#if defined(__FreeBSD__) && __FreeBSD_version >= 500102 + *paddr = physical; + return 0; +#else + return atop(physical); +#endif +} + +#if defined(__FreeBSD__) && __FreeBSD_version >= 500102 +int DRM(mmap)(dev_t kdev, vm_offset_t offset, vm_offset_t *paddr, + int prot) +#elif defined(__FreeBSD__) +int DRM(mmap)(dev_t kdev, vm_offset_t offset, int prot) +#elif defined(__NetBSD__) +paddr_t DRM(mmap)(dev_t kdev, off_t offset, int prot) +#endif +{ + DRM_DEVICE; + drm_local_map_t *map = NULL; + drm_map_list_entry_t *listentry=NULL; + drm_file_t *priv; + +/* DRM_DEBUG("offset = 0x%x\n", offset);*/ + + priv = DRM(find_file_by_proc)(dev, DRM_CURPROC); + if (!priv) { + DRM_DEBUG("can't find authenticator\n"); + return EINVAL; + } + + if (!priv->authenticated) return DRM_ERR(EACCES); + + if (dev->dma + && offset >= 0 + && offset < ptoa(dev->dma->page_count)) +#if defined(__FreeBSD__) && __FreeBSD_version >= 500102 + return DRM(dma_mmap)(kdev, offset, paddr, prot); +#else + return DRM(dma_mmap)(kdev, offset, prot); +#endif + + /* A sequential search of a linked list is + fine here because: 1) there will only be + about 5-10 entries in the list and, 2) a + DRI client only has to do this mapping + once, so it doesn't have to be optimized + for performance, even if the list was a + bit longer. */ + TAILQ_FOREACH(listentry, dev->maplist, link) { + map = listentry->map; +/* DRM_DEBUG("considering 0x%x..0x%x\n", map->offset, map->offset + map->size - 1);*/ + if (offset >= map->offset + && offset < map->offset + map->size) break; + } + + if (!listentry) { + DRM_DEBUG("can't find map\n"); + return -1; + } + if (((map->flags&_DRM_RESTRICTED) && DRM_SUSER(DRM_CURPROC))) { + DRM_DEBUG("restricted map\n"); + return -1; + } + + switch (map->type) { + case _DRM_FRAME_BUFFER: + case _DRM_REGISTERS: + case _DRM_AGP: +#if defined(__FreeBSD__) && __FreeBSD_version >= 500102 + *paddr = offset; + return 0; +#else + return atop(offset); +#endif + case _DRM_SCATTER_GATHER: + case _DRM_SHM: +#if defined(__FreeBSD__) && __FreeBSD_version >= 500102 + *paddr = vtophys(offset); + return 0; +#else + return atop(vtophys(offset)); +#endif + default: + return -1; /* This should never happen. */ + } + DRM_DEBUG("bailing out\n"); + + return -1; +} + Index: dev/drm/mga.h =================================================================== RCS file: dev/drm/mga.h diff -N dev/drm/mga.h --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/mga.h 12 Mar 2003 00:15:12 -0000 @@ -0,0 +1,100 @@ +/* mga.h -- Matrox G200/G400 DRM template customization -*- linux-c -*- + * Created: Thu Jan 11 21:29:32 2001 by gareth@valinux.com + * + * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: + * Gareth Hughes + * + * $FreeBSD: src/sys/dev/drm/mga.h,v 1.2 2003/03/09 02:08:28 anholt Exp $ + */ + +#ifndef __MGA_H__ +#define __MGA_H__ + +/* This remains constant for all DRM template files. + */ +#define DRM(x) mga_##x + +/* General customization: + */ +#define __HAVE_AGP 1 +#define __MUST_HAVE_AGP 1 +#define __HAVE_MTRR 1 +#define __HAVE_CTX_BITMAP 1 + +#define DRIVER_AUTHOR "Gareth Hughes, VA Linux Systems Inc." + +#define DRIVER_NAME "mga" +#define DRIVER_DESC "Matrox G200/G400" +#define DRIVER_DATE "20021029" + +#define DRIVER_MAJOR 3 +#define DRIVER_MINOR 1 +#define DRIVER_PATCHLEVEL 0 + +#define DRIVER_IOCTLS \ + [DRM_IOCTL_NR(DRM_IOCTL_DMA)] = { mga_dma_buffers, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_MGA_INIT)] = { mga_dma_init, 1, 1 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_MGA_FLUSH)] = { mga_dma_flush, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_MGA_RESET)] = { mga_dma_reset, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_MGA_SWAP)] = { mga_dma_swap, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_MGA_CLEAR)] = { mga_dma_clear, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_MGA_VERTEX)] = { mga_dma_vertex, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_MGA_INDICES)] = { mga_dma_indices, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_MGA_ILOAD)] = { mga_dma_iload, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_MGA_BLIT)] = { mga_dma_blit, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_MGA_GETPARAM)]= { mga_getparam, 1, 0 }, + +#define __HAVE_COUNTERS 3 +#define __HAVE_COUNTER6 _DRM_STAT_IRQ +#define __HAVE_COUNTER7 _DRM_STAT_PRIMARY +#define __HAVE_COUNTER8 _DRM_STAT_SECONDARY + +/* Driver customization: + */ +#define DRIVER_PRETAKEDOWN() do { \ + if ( dev->dev_private ) mga_do_cleanup_dma( dev ); \ +} while (0) + +/* DMA customization: + */ +#define __HAVE_DMA 1 +#define __HAVE_DMA_IRQ 1 +#define __HAVE_VBL_IRQ 1 +#define __HAVE_SHARED_IRQ 1 + +#define __HAVE_DMA_QUIESCENT 1 +#define DRIVER_DMA_QUIESCENT() do { \ + drm_mga_private_t *dev_priv = dev->dev_private; \ + return mga_do_wait_for_idle( dev_priv ); \ +} while (0) + +/* Buffer customization: + */ +#define DRIVER_BUF_PRIV_T drm_mga_buf_priv_t + +#define DRIVER_AGP_BUFFERS_MAP( dev ) \ + ((drm_mga_private_t *)((dev)->dev_private))->buffers + +#endif Index: dev/drm/mga_dma.c =================================================================== RCS file: dev/drm/mga_dma.c diff -N dev/drm/mga_dma.c --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/mga_dma.c 12 Mar 2003 00:15:12 -0000 @@ -0,0 +1,797 @@ +/* mga_dma.c -- DMA support for mga g200/g400 -*- linux-c -*- + * Created: Mon Dec 13 01:50:01 1999 by jhartmann@precisioninsight.com + * + * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. + * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + * + * Authors: + * Rickard E. (Rik) Faith + * Jeff Hartmann + * Keith Whitwell + * + * Rewritten by: + * Gareth Hughes + * + * $FreeBSD: src/sys/dev/drm/mga_dma.c,v 1.5 2003/03/09 02:08:28 anholt Exp $ + */ + +#include "dev/drm/mga.h" +#include "dev/drm/drmP.h" +#include "dev/drm/drm.h" +#include "dev/drm/mga_drm.h" +#include "dev/drm/mga_drv.h" + +#define MGA_DEFAULT_USEC_TIMEOUT 10000 +#define MGA_FREELIST_DEBUG 0 + + +/* ================================================================ + * Engine control + */ + +int mga_do_wait_for_idle( drm_mga_private_t *dev_priv ) +{ + u32 status = 0; + int i; + DRM_DEBUG( "\n" ); + + for ( i = 0 ; i < dev_priv->usec_timeout ; i++ ) { + status = MGA_READ( MGA_STATUS ) & MGA_ENGINE_IDLE_MASK; + if ( status == MGA_ENDPRDMASTS ) { + MGA_WRITE8( MGA_CRTC_INDEX, 0 ); + return 0; + } + DRM_UDELAY( 1 ); + } + +#if MGA_DMA_DEBUG + DRM_ERROR( "failed!\n" ); + DRM_INFO( " status=0x%08x\n", status ); +#endif + return DRM_ERR(EBUSY); +} + +int mga_do_dma_idle( drm_mga_private_t *dev_priv ) +{ + u32 status = 0; + int i; + DRM_DEBUG( "\n" ); + + for ( i = 0 ; i < dev_priv->usec_timeout ; i++ ) { + status = MGA_READ( MGA_STATUS ) & MGA_DMA_IDLE_MASK; + if ( status == MGA_ENDPRDMASTS ) return 0; + DRM_UDELAY( 1 ); + } + +#if MGA_DMA_DEBUG + DRM_ERROR( "failed! status=0x%08x\n", status ); +#endif + return DRM_ERR(EBUSY); +} + +int mga_do_dma_reset( drm_mga_private_t *dev_priv ) +{ + drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_mga_primary_buffer_t *primary = &dev_priv->prim; + + DRM_DEBUG( "\n" ); + + /* The primary DMA stream should look like new right about now. + */ + primary->tail = 0; + primary->space = primary->size; + primary->last_flush = 0; + + sarea_priv->last_wrap = 0; + + /* FIXME: Reset counters, buffer ages etc... + */ + + /* FIXME: What else do we need to reinitialize? WARP stuff? + */ + + return 0; +} + +int mga_do_engine_reset( drm_mga_private_t *dev_priv ) +{ + DRM_DEBUG( "\n" ); + + /* Okay, so we've completely screwed up and locked the engine. + * How about we clean up after ourselves? + */ + MGA_WRITE( MGA_RST, MGA_SOFTRESET ); + DRM_UDELAY( 15 ); /* Wait at least 10 usecs */ + MGA_WRITE( MGA_RST, 0 ); + + /* Initialize the registers that get clobbered by the soft + * reset. Many of the core register values survive a reset, + * but the drawing registers are basically all gone. + * + * 3D clients should probably die after calling this. The X + * server should reset the engine state to known values. + */ +#if 0 + MGA_WRITE( MGA_PRIMPTR, + virt_to_bus((void *)dev_priv->prim.status_page) | + MGA_PRIMPTREN0 | + MGA_PRIMPTREN1 ); +#endif + + MGA_WRITE( MGA_ICLEAR, MGA_SOFTRAPICLR ); + MGA_WRITE( MGA_IEN, MGA_SOFTRAPIEN ); + + /* The primary DMA stream should look like new right about now. + */ + mga_do_dma_reset( dev_priv ); + + /* This bad boy will never fail. + */ + return 0; +} + + +/* ================================================================ + * Primary DMA stream + */ + +void mga_do_dma_flush( drm_mga_private_t *dev_priv ) +{ + drm_mga_primary_buffer_t *primary = &dev_priv->prim; + u32 head, tail; + u32 status = 0; + int i; + DMA_LOCALS; + DRM_DEBUG( "\n" ); + + /* We need to wait so that we can do an safe flush */ + for ( i = 0 ; i < dev_priv->usec_timeout ; i++ ) { + status = MGA_READ( MGA_STATUS ) & MGA_ENGINE_IDLE_MASK; + if ( status == MGA_ENDPRDMASTS ) break; + DRM_UDELAY( 1 ); + } + + if ( primary->tail == primary->last_flush ) { + DRM_DEBUG( " bailing out...\n" ); + return; + } + + tail = primary->tail + dev_priv->primary->offset; + + /* We need to pad the stream between flushes, as the card + * actually (partially?) reads the first of these commands. + * See page 4-16 in the G400 manual, middle of the page or so. + */ + BEGIN_DMA( 1 ); + + DMA_BLOCK( MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000 ); + + ADVANCE_DMA(); + + primary->last_flush = primary->tail; + + head = MGA_READ( MGA_PRIMADDRESS ); + + if ( head <= tail ) { + primary->space = primary->size - primary->tail; + } else { + primary->space = head - tail; + } + + DRM_DEBUG( " head = 0x%06lx\n", head - dev_priv->primary->offset ); + DRM_DEBUG( " tail = 0x%06lx\n", tail - dev_priv->primary->offset ); + DRM_DEBUG( " space = 0x%06x\n", primary->space ); + + mga_flush_write_combine(); + MGA_WRITE( MGA_PRIMEND, tail | MGA_PAGPXFER ); + + DRM_DEBUG( "done.\n" ); +} + +void mga_do_dma_wrap_start( drm_mga_private_t *dev_priv ) +{ + drm_mga_primary_buffer_t *primary = &dev_priv->prim; + u32 head, tail; + DMA_LOCALS; + DRM_DEBUG( "\n" ); + + BEGIN_DMA_WRAP(); + + DMA_BLOCK( MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000 ); + + ADVANCE_DMA(); + + tail = primary->tail + dev_priv->primary->offset; + + primary->tail = 0; + primary->last_flush = 0; + primary->last_wrap++; + + head = MGA_READ( MGA_PRIMADDRESS ); + + if ( head == dev_priv->primary->offset ) { + primary->space = primary->size; + } else { + primary->space = head - dev_priv->primary->offset; + } + + DRM_DEBUG( " head = 0x%06lx\n", + head - dev_priv->primary->offset ); + DRM_DEBUG( " tail = 0x%06x\n", primary->tail ); + DRM_DEBUG( " wrap = %d\n", primary->last_wrap ); + DRM_DEBUG( " space = 0x%06x\n", primary->space ); + + mga_flush_write_combine(); + MGA_WRITE( MGA_PRIMEND, tail | MGA_PAGPXFER ); + + set_bit( 0, &primary->wrapped ); + DRM_DEBUG( "done.\n" ); +} + +void mga_do_dma_wrap_end( drm_mga_private_t *dev_priv ) +{ + drm_mga_primary_buffer_t *primary = &dev_priv->prim; + drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; + u32 head = dev_priv->primary->offset; + DRM_DEBUG( "\n" ); + + sarea_priv->last_wrap++; + DRM_DEBUG( " wrap = %d\n", sarea_priv->last_wrap ); + + mga_flush_write_combine(); + MGA_WRITE( MGA_PRIMADDRESS, head | MGA_DMA_GENERAL ); + + clear_bit( 0, &primary->wrapped ); + DRM_DEBUG( "done.\n" ); +} + + +/* ================================================================ + * Freelist management + */ + +#define MGA_BUFFER_USED ~0 +#define MGA_BUFFER_FREE 0 + +#if MGA_FREELIST_DEBUG +static void mga_freelist_print( drm_device_t *dev ) +{ + drm_mga_private_t *dev_priv = dev->dev_private; + drm_mga_freelist_t *entry; + + DRM_INFO( "\n" ); + DRM_INFO( "current dispatch: last=0x%x done=0x%x\n", + dev_priv->sarea_priv->last_dispatch, + (unsigned int)(MGA_READ( MGA_PRIMADDRESS ) - + dev_priv->primary->offset) ); + DRM_INFO( "current freelist:\n" ); + + for ( entry = dev_priv->head->next ; entry ; entry = entry->next ) { + DRM_INFO( " %p idx=%2d age=0x%x 0x%06lx\n", + entry, entry->buf->idx, entry->age.head, + entry->age.head - dev_priv->primary->offset ); + } + DRM_INFO( "\n" ); +} +#endif + +static int mga_freelist_init( drm_device_t *dev, drm_mga_private_t *dev_priv ) +{ + drm_device_dma_t *dma = dev->dma; + drm_buf_t *buf; + drm_mga_buf_priv_t *buf_priv; + drm_mga_freelist_t *entry; + int i; + DRM_DEBUG( "count=%d\n", dma->buf_count ); + + dev_priv->head = DRM(alloc)( sizeof(drm_mga_freelist_t), + DRM_MEM_DRIVER ); + if ( dev_priv->head == NULL ) + return DRM_ERR(ENOMEM); + + memset( dev_priv->head, 0, sizeof(drm_mga_freelist_t) ); + SET_AGE( &dev_priv->head->age, MGA_BUFFER_USED, 0 ); + + for ( i = 0 ; i < dma->buf_count ; i++ ) { + buf = dma->buflist[i]; + buf_priv = buf->dev_private; + + entry = DRM(alloc)( sizeof(drm_mga_freelist_t), + DRM_MEM_DRIVER ); + if ( entry == NULL ) + return DRM_ERR(ENOMEM); + + memset( entry, 0, sizeof(drm_mga_freelist_t) ); + + entry->next = dev_priv->head->next; + entry->prev = dev_priv->head; + SET_AGE( &entry->age, MGA_BUFFER_FREE, 0 ); + entry->buf = buf; + + if ( dev_priv->head->next != NULL ) + dev_priv->head->next->prev = entry; + if ( entry->next == NULL ) + dev_priv->tail = entry; + + buf_priv->list_entry = entry; + buf_priv->discard = 0; + buf_priv->dispatched = 0; + + dev_priv->head->next = entry; + } + + return 0; +} + +static void mga_freelist_cleanup( drm_device_t *dev ) +{ + drm_mga_private_t *dev_priv = dev->dev_private; + drm_mga_freelist_t *entry; + drm_mga_freelist_t *next; + DRM_DEBUG( "\n" ); + + entry = dev_priv->head; + while ( entry ) { + next = entry->next; + DRM(free)( entry, sizeof(drm_mga_freelist_t), DRM_MEM_DRIVER ); + entry = next; + } + + dev_priv->head = dev_priv->tail = NULL; +} + +#if 0 +/* FIXME: Still needed? + */ +static void mga_freelist_reset( drm_device_t *dev ) +{ + drm_device_dma_t *dma = dev->dma; + drm_buf_t *buf; + drm_mga_buf_priv_t *buf_priv; + int i; + + for ( i = 0 ; i < dma->buf_count ; i++ ) { + buf = dma->buflist[i]; + buf_priv = buf->dev_private; + SET_AGE( &buf_priv->list_entry->age, + MGA_BUFFER_FREE, 0 ); + } +} +#endif + +static drm_buf_t *mga_freelist_get( drm_device_t *dev ) +{ + drm_mga_private_t *dev_priv = dev->dev_private; + drm_mga_freelist_t *next; + drm_mga_freelist_t *prev; + drm_mga_freelist_t *tail = dev_priv->tail; + u32 head, wrap; + DRM_DEBUG( "\n" ); + + head = MGA_READ( MGA_PRIMADDRESS ); + wrap = dev_priv->sarea_priv->last_wrap; + + DRM_DEBUG( " tail=0x%06lx %d\n", + tail->age.head ? + tail->age.head - dev_priv->primary->offset : 0, + tail->age.wrap ); + DRM_DEBUG( " head=0x%06lx %d\n", + head - dev_priv->primary->offset, wrap ); + + if ( TEST_AGE( &tail->age, head, wrap ) ) { + prev = dev_priv->tail->prev; + next = dev_priv->tail; + prev->next = NULL; + next->prev = next->next = NULL; + dev_priv->tail = prev; + SET_AGE( &next->age, MGA_BUFFER_USED, 0 ); + return next->buf; + } + + DRM_DEBUG( "returning NULL!\n" ); + return NULL; +} + +int mga_freelist_put( drm_device_t *dev, drm_buf_t *buf ) +{ + drm_mga_private_t *dev_priv = dev->dev_private; + drm_mga_buf_priv_t *buf_priv = buf->dev_private; + drm_mga_freelist_t *head, *entry, *prev; + + DRM_DEBUG( "age=0x%06lx wrap=%d\n", + buf_priv->list_entry->age.head - + dev_priv->primary->offset, + buf_priv->list_entry->age.wrap ); + + entry = buf_priv->list_entry; + head = dev_priv->head; + + if ( buf_priv->list_entry->age.head == MGA_BUFFER_USED ) { + SET_AGE( &entry->age, MGA_BUFFER_FREE, 0 ); + prev = dev_priv->tail; + prev->next = entry; + entry->prev = prev; + entry->next = NULL; + } else { + prev = head->next; + head->next = entry; + prev->prev = entry; + entry->prev = head; + entry->next = prev; + } + + return 0; +} + + +/* ================================================================ + * DMA initialization, cleanup + */ + +static int mga_do_init_dma( drm_device_t *dev, drm_mga_init_t *init ) +{ + drm_mga_private_t *dev_priv; + int ret; + DRM_DEBUG( "\n" ); + + dev_priv = DRM(alloc)( sizeof(drm_mga_private_t), DRM_MEM_DRIVER ); + if ( !dev_priv ) + return DRM_ERR(ENOMEM); + + memset( dev_priv, 0, sizeof(drm_mga_private_t) ); + + dev_priv->chipset = init->chipset; + + dev_priv->usec_timeout = MGA_DEFAULT_USEC_TIMEOUT; + + if ( init->sgram ) { + dev_priv->clear_cmd = MGA_DWGCTL_CLEAR | MGA_ATYPE_BLK; + } else { + dev_priv->clear_cmd = MGA_DWGCTL_CLEAR | MGA_ATYPE_RSTR; + } + dev_priv->maccess = init->maccess; + + dev_priv->fb_cpp = init->fb_cpp; + dev_priv->front_offset = init->front_offset; + dev_priv->front_pitch = init->front_pitch; + dev_priv->back_offset = init->back_offset; + dev_priv->back_pitch = init->back_pitch; + + dev_priv->depth_cpp = init->depth_cpp; + dev_priv->depth_offset = init->depth_offset; + dev_priv->depth_pitch = init->depth_pitch; + + /* FIXME: Need to support AGP textures... + */ + dev_priv->texture_offset = init->texture_offset[0]; + dev_priv->texture_size = init->texture_size[0]; + + DRM_GETSAREA(); + + if(!dev_priv->sarea) { + DRM_ERROR( "failed to find sarea!\n" ); + /* Assign dev_private so we can do cleanup. */ + dev->dev_private = (void *)dev_priv; + mga_do_cleanup_dma( dev ); + return DRM_ERR(EINVAL); + } + + DRM_FIND_MAP( dev_priv->fb, init->fb_offset ); + if(!dev_priv->fb) { + DRM_ERROR( "failed to find framebuffer!\n" ); + /* Assign dev_private so we can do cleanup. */ + dev->dev_private = (void *)dev_priv; + mga_do_cleanup_dma( dev ); + return DRM_ERR(EINVAL); + } + DRM_FIND_MAP( dev_priv->mmio, init->mmio_offset ); + if(!dev_priv->mmio) { + DRM_ERROR( "failed to find mmio region!\n" ); + /* Assign dev_private so we can do cleanup. */ + dev->dev_private = (void *)dev_priv; + mga_do_cleanup_dma( dev ); + return DRM_ERR(EINVAL); + } + DRM_FIND_MAP( dev_priv->status, init->status_offset ); + if(!dev_priv->status) { + DRM_ERROR( "failed to find status page!\n" ); + /* Assign dev_private so we can do cleanup. */ + dev->dev_private = (void *)dev_priv; + mga_do_cleanup_dma( dev ); + return DRM_ERR(EINVAL); + } + + DRM_FIND_MAP( dev_priv->warp, init->warp_offset ); + if(!dev_priv->warp) { + DRM_ERROR( "failed to find warp microcode region!\n" ); + /* Assign dev_private so we can do cleanup. */ + dev->dev_private = (void *)dev_priv; + mga_do_cleanup_dma( dev ); + return DRM_ERR(EINVAL); + } + DRM_FIND_MAP( dev_priv->primary, init->primary_offset ); + if(!dev_priv->primary) { + DRM_ERROR( "failed to find primary dma region!\n" ); + /* Assign dev_private so we can do cleanup. */ + dev->dev_private = (void *)dev_priv; + mga_do_cleanup_dma( dev ); + return DRM_ERR(EINVAL); + } + DRM_FIND_MAP( dev_priv->buffers, init->buffers_offset ); + if(!dev_priv->buffers) { + DRM_ERROR( "failed to find dma buffer region!\n" ); + /* Assign dev_private so we can do cleanup. */ + dev->dev_private = (void *)dev_priv; + mga_do_cleanup_dma( dev ); + return DRM_ERR(EINVAL); + } + + dev_priv->sarea_priv = + (drm_mga_sarea_t *)((u8 *)dev_priv->sarea->handle + + init->sarea_priv_offset); + + DRM_IOREMAP( dev_priv->warp ); + DRM_IOREMAP( dev_priv->primary ); + DRM_IOREMAP( dev_priv->buffers ); + + if(!dev_priv->warp->handle || + !dev_priv->primary->handle || + !dev_priv->buffers->handle ) { + DRM_ERROR( "failed to ioremap agp regions!\n" ); + /* Assign dev_private so we can do cleanup. */ + dev->dev_private = (void *)dev_priv; + mga_do_cleanup_dma( dev ); + return DRM_ERR(ENOMEM); + } + + ret = mga_warp_install_microcode( dev_priv ); + if ( ret < 0 ) { + DRM_ERROR( "failed to install WARP ucode!\n" ); + /* Assign dev_private so we can do cleanup. */ + dev->dev_private = (void *)dev_priv; + mga_do_cleanup_dma( dev ); + return ret; + } + + ret = mga_warp_init( dev_priv ); + if ( ret < 0 ) { + DRM_ERROR( "failed to init WARP engine!\n" ); + /* Assign dev_private so we can do cleanup. */ + dev->dev_private = (void *)dev_priv; + mga_do_cleanup_dma( dev ); + return ret; + } + + dev_priv->prim.status = (u32 *)dev_priv->status->handle; + + mga_do_wait_for_idle( dev_priv ); + + /* Init the primary DMA registers. + */ + MGA_WRITE( MGA_PRIMADDRESS, + dev_priv->primary->offset | MGA_DMA_GENERAL ); +#if 0 + MGA_WRITE( MGA_PRIMPTR, + virt_to_bus((void *)dev_priv->prim.status) | + MGA_PRIMPTREN0 | /* Soft trap, SECEND, SETUPEND */ + MGA_PRIMPTREN1 ); /* DWGSYNC */ +#endif + + dev_priv->prim.start = (u8 *)dev_priv->primary->handle; + dev_priv->prim.end = ((u8 *)dev_priv->primary->handle + + dev_priv->primary->size); + dev_priv->prim.size = dev_priv->primary->size; + + dev_priv->prim.tail = 0; + dev_priv->prim.space = dev_priv->prim.size; + dev_priv->prim.wrapped = 0; + + dev_priv->prim.last_flush = 0; + dev_priv->prim.last_wrap = 0; + + dev_priv->prim.high_mark = 256 * DMA_BLOCK_SIZE; + + dev_priv->prim.status[0] = dev_priv->primary->offset; + dev_priv->prim.status[1] = 0; + + dev_priv->sarea_priv->last_wrap = 0; + dev_priv->sarea_priv->last_frame.head = 0; + dev_priv->sarea_priv->last_frame.wrap = 0; + + if ( mga_freelist_init( dev, dev_priv ) < 0 ) { + DRM_ERROR( "could not initialize freelist\n" ); + /* Assign dev_private so we can do cleanup. */ + dev->dev_private = (void *)dev_priv; + mga_do_cleanup_dma( dev ); + return DRM_ERR(ENOMEM); + } + + /* Make dev_private visable to others. */ + dev->dev_private = (void *)dev_priv; + return 0; +} + +int mga_do_cleanup_dma( drm_device_t *dev ) +{ + DRM_DEBUG( "\n" ); + + if ( dev->dev_private ) { + drm_mga_private_t *dev_priv = dev->dev_private; + + DRM_IOREMAPFREE( dev_priv->warp ); + DRM_IOREMAPFREE( dev_priv->primary ); + DRM_IOREMAPFREE( dev_priv->buffers ); + + if ( dev_priv->head != NULL ) { + mga_freelist_cleanup( dev ); + } + + DRM(free)( dev->dev_private, sizeof(drm_mga_private_t), + DRM_MEM_DRIVER ); + dev->dev_private = NULL; + } + + return 0; +} + +int mga_dma_init( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_mga_init_t init; + + DRM_COPY_FROM_USER_IOCTL( init, (drm_mga_init_t *)data, sizeof(init) ); + + switch ( init.func ) { + case MGA_INIT_DMA: + return mga_do_init_dma( dev, &init ); + case MGA_CLEANUP_DMA: + return mga_do_cleanup_dma( dev ); + } + + return DRM_ERR(EINVAL); +} + + +/* ================================================================ + * Primary DMA stream management + */ + +int mga_dma_flush( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_mga_private_t *dev_priv = (drm_mga_private_t *)dev->dev_private; + drm_lock_t lock; + + LOCK_TEST_WITH_RETURN( dev ); + + DRM_COPY_FROM_USER_IOCTL( lock, (drm_lock_t *)data, sizeof(lock) ); + + DRM_DEBUG( "%s%s%s\n", + (lock.flags & _DRM_LOCK_FLUSH) ? "flush, " : "", + (lock.flags & _DRM_LOCK_FLUSH_ALL) ? "flush all, " : "", + (lock.flags & _DRM_LOCK_QUIESCENT) ? "idle, " : "" ); + + WRAP_WAIT_WITH_RETURN( dev_priv ); + + if ( lock.flags & (_DRM_LOCK_FLUSH | _DRM_LOCK_FLUSH_ALL) ) { + mga_do_dma_flush( dev_priv ); + } + + if ( lock.flags & _DRM_LOCK_QUIESCENT ) { +#if MGA_DMA_DEBUG + int ret = mga_do_wait_for_idle( dev_priv ); + if ( ret < 0 ) + DRM_INFO( "%s: -EBUSY\n", __FUNCTION__ ); + return ret; +#else + return mga_do_wait_for_idle( dev_priv ); +#endif + } else { + return 0; + } +} + +int mga_dma_reset( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_mga_private_t *dev_priv = (drm_mga_private_t *)dev->dev_private; + + LOCK_TEST_WITH_RETURN( dev ); + + return mga_do_dma_reset( dev_priv ); +} + + +/* ================================================================ + * DMA buffer management + */ + +static int mga_dma_get_buffers( drm_device_t *dev, drm_dma_t *d ) +{ + drm_buf_t *buf; + int i; + + for ( i = d->granted_count ; i < d->request_count ; i++ ) { + buf = mga_freelist_get( dev ); + if ( !buf ) return DRM_ERR(EAGAIN); + + buf->pid = DRM_CURRENTPID; + + if ( DRM_COPY_TO_USER( &d->request_indices[i], + &buf->idx, sizeof(buf->idx) ) ) + return DRM_ERR(EFAULT); + if ( DRM_COPY_TO_USER( &d->request_sizes[i], + &buf->total, sizeof(buf->total) ) ) + return DRM_ERR(EFAULT); + + d->granted_count++; + } + return 0; +} + +int mga_dma_buffers( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_device_dma_t *dma = dev->dma; + drm_mga_private_t *dev_priv = (drm_mga_private_t *)dev->dev_private; + drm_dma_t d; + int ret = 0; + + LOCK_TEST_WITH_RETURN( dev ); + + DRM_COPY_FROM_USER_IOCTL( d, (drm_dma_t *)data, sizeof(d) ); + + /* Please don't send us buffers. + */ + if ( d.send_count != 0 ) { + DRM_ERROR( "Process %d trying to send %d buffers via drmDMA\n", + DRM_CURRENTPID, d.send_count ); + return DRM_ERR(EINVAL); + } + + /* We'll send you buffers. + */ + if ( d.request_count < 0 || d.request_count > dma->buf_count ) { + DRM_ERROR( "Process %d trying to get %d buffers (of %d max)\n", + DRM_CURRENTPID, d.request_count, dma->buf_count ); + return DRM_ERR(EINVAL); + } + + WRAP_TEST_WITH_RETURN( dev_priv ); + + d.granted_count = 0; + + if ( d.request_count ) { + ret = mga_dma_get_buffers( dev, &d ); + } + + DRM_COPY_TO_USER_IOCTL( (drm_dma_t *)data, d, sizeof(d) ); + + return ret; +} Index: dev/drm/mga_drm.h =================================================================== RCS file: dev/drm/mga_drm.h diff -N dev/drm/mga_drm.h --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/mga_drm.h 12 Mar 2003 00:15:12 -0000 @@ -0,0 +1,338 @@ +/* mga_drm.h -- Public header for the Matrox g200/g400 driver -*- linux-c -*- + * Created: Tue Jan 25 01:50:01 1999 by jhartmann@precisioninsight.com + * + * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. + * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. + * All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: + * Jeff Hartmann + * Keith Whitwell + * + * Rewritten by: + * Gareth Hughes + * + * $FreeBSD: src/sys/dev/drm/mga_drm.h,v 1.3 2003/03/09 02:08:28 anholt Exp $ + */ + +#ifndef __MGA_DRM_H__ +#define __MGA_DRM_H__ + +/* WARNING: If you change any of these defines, make sure to change the + * defines in the Xserver file (mga_sarea.h) + */ + +#ifndef __MGA_SAREA_DEFINES__ +#define __MGA_SAREA_DEFINES__ + +/* WARP pipe flags + */ +#define MGA_F 0x1 /* fog */ +#define MGA_A 0x2 /* alpha */ +#define MGA_S 0x4 /* specular */ +#define MGA_T2 0x8 /* multitexture */ + +#define MGA_WARP_TGZ 0 +#define MGA_WARP_TGZF (MGA_F) +#define MGA_WARP_TGZA (MGA_A) +#define MGA_WARP_TGZAF (MGA_F|MGA_A) +#define MGA_WARP_TGZS (MGA_S) +#define MGA_WARP_TGZSF (MGA_S|MGA_F) +#define MGA_WARP_TGZSA (MGA_S|MGA_A) +#define MGA_WARP_TGZSAF (MGA_S|MGA_F|MGA_A) +#define MGA_WARP_T2GZ (MGA_T2) +#define MGA_WARP_T2GZF (MGA_T2|MGA_F) +#define MGA_WARP_T2GZA (MGA_T2|MGA_A) +#define MGA_WARP_T2GZAF (MGA_T2|MGA_A|MGA_F) +#define MGA_WARP_T2GZS (MGA_T2|MGA_S) +#define MGA_WARP_T2GZSF (MGA_T2|MGA_S|MGA_F) +#define MGA_WARP_T2GZSA (MGA_T2|MGA_S|MGA_A) +#define MGA_WARP_T2GZSAF (MGA_T2|MGA_S|MGA_F|MGA_A) + +#define MGA_MAX_G200_PIPES 8 /* no multitex */ +#define MGA_MAX_G400_PIPES 16 +#define MGA_MAX_WARP_PIPES MGA_MAX_G400_PIPES +#define MGA_WARP_UCODE_SIZE 32768 /* in bytes */ + +#define MGA_CARD_TYPE_G200 1 +#define MGA_CARD_TYPE_G400 2 + + +#define MGA_FRONT 0x1 +#define MGA_BACK 0x2 +#define MGA_DEPTH 0x4 + +/* What needs to be changed for the current vertex dma buffer? + */ +#define MGA_UPLOAD_CONTEXT 0x1 +#define MGA_UPLOAD_TEX0 0x2 +#define MGA_UPLOAD_TEX1 0x4 +#define MGA_UPLOAD_PIPE 0x8 +#define MGA_UPLOAD_TEX0IMAGE 0x10 /* handled client-side */ +#define MGA_UPLOAD_TEX1IMAGE 0x20 /* handled client-side */ +#define MGA_UPLOAD_2D 0x40 +#define MGA_WAIT_AGE 0x80 /* handled client-side */ +#define MGA_UPLOAD_CLIPRECTS 0x100 /* handled client-side */ +#if 0 +#define MGA_DMA_FLUSH 0x200 /* set when someone gets the lock + quiescent */ +#endif + +/* 32 buffers of 64k each, total 2 meg. + */ +#define MGA_BUFFER_SIZE (1 << 16) +#define MGA_NUM_BUFFERS 128 + +/* Keep these small for testing. + */ +#define MGA_NR_SAREA_CLIPRECTS 8 + +/* 2 heaps (1 for card, 1 for agp), each divided into upto 128 + * regions, subject to a minimum region size of (1<<16) == 64k. + * + * Clients may subdivide regions internally, but when sharing between + * clients, the region size is the minimum granularity. + */ + +#define MGA_CARD_HEAP 0 +#define MGA_AGP_HEAP 1 +#define MGA_NR_TEX_HEAPS 2 +#define MGA_NR_TEX_REGIONS 16 +#define MGA_LOG_MIN_TEX_REGION_SIZE 16 + +#endif /* __MGA_SAREA_DEFINES__ */ + + +/* Setup registers for 3D context + */ +typedef struct { + unsigned int dstorg; + unsigned int maccess; + unsigned int plnwt; + unsigned int dwgctl; + unsigned int alphactrl; + unsigned int fogcolor; + unsigned int wflag; + unsigned int tdualstage0; + unsigned int tdualstage1; + unsigned int fcol; + unsigned int stencil; + unsigned int stencilctl; +} drm_mga_context_regs_t; + +/* Setup registers for 2D, X server + */ +typedef struct { + unsigned int pitch; +} drm_mga_server_regs_t; + +/* Setup registers for each texture unit + */ +typedef struct { + unsigned int texctl; + unsigned int texctl2; + unsigned int texfilter; + unsigned int texbordercol; + unsigned int texorg; + unsigned int texwidth; + unsigned int texheight; + unsigned int texorg1; + unsigned int texorg2; + unsigned int texorg3; + unsigned int texorg4; +} drm_mga_texture_regs_t; + +/* General aging mechanism + */ +typedef struct { + unsigned int head; /* Position of head pointer */ + unsigned int wrap; /* Primary DMA wrap count */ +} drm_mga_age_t; + +typedef struct _drm_mga_sarea { + /* The channel for communication of state information to the kernel + * on firing a vertex dma buffer. + */ + drm_mga_context_regs_t context_state; + drm_mga_server_regs_t server_state; + drm_mga_texture_regs_t tex_state[2]; + unsigned int warp_pipe; + unsigned int dirty; + unsigned int vertsize; + + /* The current cliprects, or a subset thereof. + */ + drm_clip_rect_t boxes[MGA_NR_SAREA_CLIPRECTS]; + unsigned int nbox; + + /* Information about the most recently used 3d drawable. The + * client fills in the req_* fields, the server fills in the + * exported_ fields and puts the cliprects into boxes, above. + * + * The client clears the exported_drawable field before + * clobbering the boxes data. + */ + unsigned int req_drawable; /* the X drawable id */ + unsigned int req_draw_buffer; /* MGA_FRONT or MGA_BACK */ + + unsigned int exported_drawable; + unsigned int exported_index; + unsigned int exported_stamp; + unsigned int exported_buffers; + unsigned int exported_nfront; + unsigned int exported_nback; + int exported_back_x, exported_front_x, exported_w; + int exported_back_y, exported_front_y, exported_h; + drm_clip_rect_t exported_boxes[MGA_NR_SAREA_CLIPRECTS]; + + /* Counters for aging textures and for client-side throttling. + */ + unsigned int status[4]; + unsigned int last_wrap; + + drm_mga_age_t last_frame; + unsigned int last_enqueue; /* last time a buffer was enqueued */ + unsigned int last_dispatch; /* age of the most recently dispatched buffer */ + unsigned int last_quiescent; /* */ + + /* LRU lists for texture memory in agp space and on the card. + */ + drm_tex_region_t texList[MGA_NR_TEX_HEAPS][MGA_NR_TEX_REGIONS+1]; + unsigned int texAge[MGA_NR_TEX_HEAPS]; + + /* Mechanism to validate card state. + */ + int ctxOwner; +} drm_mga_sarea_t; + + +/* WARNING: If you change any of these defines, make sure to change the + * defines in the Xserver file (xf86drmMga.h) + */ + +/* MGA specific ioctls + * The device specific ioctl range is 0x40 to 0x79. + */ +#define DRM_IOCTL_MGA_INIT DRM_IOW( 0x40, drm_mga_init_t) +#define DRM_IOCTL_MGA_FLUSH DRM_IOW( 0x41, drm_lock_t) +#define DRM_IOCTL_MGA_RESET DRM_IO( 0x42) +#define DRM_IOCTL_MGA_SWAP DRM_IO( 0x43) +#define DRM_IOCTL_MGA_CLEAR DRM_IOW( 0x44, drm_mga_clear_t) +#define DRM_IOCTL_MGA_VERTEX DRM_IOW( 0x45, drm_mga_vertex_t) +#define DRM_IOCTL_MGA_INDICES DRM_IOW( 0x46, drm_mga_indices_t) +#define DRM_IOCTL_MGA_ILOAD DRM_IOW( 0x47, drm_mga_iload_t) +#define DRM_IOCTL_MGA_BLIT DRM_IOW( 0x48, drm_mga_blit_t) +#define DRM_IOCTL_MGA_GETPARAM DRM_IOWR(0x49, drm_mga_getparam_t) + +typedef struct _drm_mga_warp_index { + int installed; + unsigned long phys_addr; + int size; +} drm_mga_warp_index_t; + +typedef struct drm_mga_init { + enum { + MGA_INIT_DMA = 0x01, + MGA_CLEANUP_DMA = 0x02 + } func; + + unsigned long sarea_priv_offset; + + int chipset; + int sgram; + + unsigned int maccess; + + unsigned int fb_cpp; + unsigned int front_offset, front_pitch; + unsigned int back_offset, back_pitch; + + unsigned int depth_cpp; + unsigned int depth_offset, depth_pitch; + + unsigned int texture_offset[MGA_NR_TEX_HEAPS]; + unsigned int texture_size[MGA_NR_TEX_HEAPS]; + + unsigned long fb_offset; + unsigned long mmio_offset; + unsigned long status_offset; + unsigned long warp_offset; + unsigned long primary_offset; + unsigned long buffers_offset; +} drm_mga_init_t; + +typedef struct drm_mga_fullscreen { + enum { + MGA_INIT_FULLSCREEN = 0x01, + MGA_CLEANUP_FULLSCREEN = 0x02 + } func; +} drm_mga_fullscreen_t; + +typedef struct drm_mga_clear { + unsigned int flags; + unsigned int clear_color; + unsigned int clear_depth; + unsigned int color_mask; + unsigned int depth_mask; +} drm_mga_clear_t; + +typedef struct drm_mga_vertex { + int idx; /* buffer to queue */ + int used; /* bytes in use */ + int discard; /* client finished with buffer? */ +} drm_mga_vertex_t; + +typedef struct drm_mga_indices { + int idx; /* buffer to queue */ + unsigned int start; + unsigned int end; + int discard; /* client finished with buffer? */ +} drm_mga_indices_t; + +typedef struct drm_mga_iload { + int idx; + unsigned int dstorg; + unsigned int length; +} drm_mga_iload_t; + +typedef struct _drm_mga_blit { + unsigned int planemask; + unsigned int srcorg; + unsigned int dstorg; + int src_pitch, dst_pitch; + int delta_sx, delta_sy; + int delta_dx, delta_dy; + int height, ydir; /* flip image vertically */ + int source_pitch, dest_pitch; +} drm_mga_blit_t; + +/* 3.1: An ioctl to get parameters that aren't available to the 3d + * client any other way. + */ +#define MGA_PARAM_IRQ_NR 1 + +typedef struct drm_mga_getparam { + int param; + int *value; +} drm_mga_getparam_t; + +#endif Index: dev/drm/mga_drv.c =================================================================== RCS file: dev/drm/mga_drv.c diff -N dev/drm/mga_drv.c --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/mga_drv.c 12 Mar 2003 00:15:12 -0000 @@ -0,0 +1,70 @@ +/* mga_drv.c -- Matrox G200/G400 driver -*- linux-c -*- + * Created: Mon Dec 13 01:56:22 1999 by jhartmann@precisioninsight.com + * + * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. + * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: + * Rickard E. (Rik) Faith + * Gareth Hughes + * + * $FreeBSD: src/sys/dev/drm/mga_drv.c,v 1.4 2003/03/09 02:08:28 anholt Exp $ + */ + +#include "dev/drm/mga.h" +#include "dev/drm/drmP.h" +#include "dev/drm/drm.h" +#include "dev/drm/mga_drm.h" +#include "dev/drm/mga_drv.h" + +/* List acquired from http://www.yourvote.com/pci/pcihdr.h and xc/xc/programs/Xserver/hw/xfree86/common/xf86PciInfo.h + * Please report to anholt@teleport.com inaccuracies or if a chip you have works that is marked unsupported here. + */ +drm_chipinfo_t DRM(devicelist)[] = { + {0x102b, 0x0520, 0, "Matrox G200 (PCI)"}, + {0x102b, 0x0521, 1, "Matrox G200 (AGP)"}, + {0x102b, 0x0525, 1, "Matrox G400/G450 (AGP)"}, + {0x102b, 0x2527, 1, "Matrox G550 (AGP)"}, + {0, 0, 0, NULL} +}; + +#include "dev/drm/drm_agpsupport.h" +#include "dev/drm/drm_auth.h" +#include "dev/drm/drm_bufs.h" +#include "dev/drm/drm_context.h" +#include "dev/drm/drm_dma.h" +#include "dev/drm/drm_drawable.h" +#include "dev/drm/drm_drv.h" +#include "dev/drm/drm_fops.h" +#include "dev/drm/drm_init.h" +#include "dev/drm/drm_ioctl.h" +#include "dev/drm/drm_lock.h" +#include "dev/drm/drm_memory.h" +#include "dev/drm/drm_vm.h" +#include "dev/drm/drm_sysctl.h" + +#ifdef __FreeBSD__ +DRIVER_MODULE(mga, pci, mga_driver, mga_devclass, 0, 0); +#elif defined(__NetBSD__) +CFDRIVER_DECL(mga, DV_TTY, NULL); +#endif Index: dev/drm/mga_drv.h =================================================================== RCS file: dev/drm/mga_drv.h diff -N dev/drm/mga_drv.h --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/mga_drv.h 12 Mar 2003 00:15:12 -0000 @@ -0,0 +1,643 @@ +/* mga_drv.h -- Private header for the Matrox G200/G400 driver -*- linux-c -*- + * Created: Mon Dec 13 01:50:01 1999 by jhartmann@precisioninsight.com + * + * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. + * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. + * All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: + * Gareth Hughes + * + * $FreeBSD: src/sys/dev/drm/mga_drv.h,v 1.4 2003/03/09 02:08:28 anholt Exp $ + */ + +#ifndef __MGA_DRV_H__ +#define __MGA_DRV_H__ + +typedef struct drm_mga_primary_buffer { + u8 *start; + u8 *end; + int size; + + u32 tail; + int space; + volatile long wrapped; + + volatile u32 *status; + + u32 last_flush; + u32 last_wrap; + + u32 high_mark; +} drm_mga_primary_buffer_t; + +typedef struct drm_mga_freelist { + struct drm_mga_freelist *next; + struct drm_mga_freelist *prev; + drm_mga_age_t age; + drm_buf_t *buf; +} drm_mga_freelist_t; + +typedef struct { + drm_mga_freelist_t *list_entry; + int discard; + int dispatched; +} drm_mga_buf_priv_t; + +typedef struct drm_mga_private { + drm_mga_primary_buffer_t prim; + drm_mga_sarea_t *sarea_priv; + + drm_mga_freelist_t *head; + drm_mga_freelist_t *tail; + + unsigned int warp_pipe; + unsigned long warp_pipe_phys[MGA_MAX_WARP_PIPES]; + + int chipset; + int usec_timeout; + + u32 clear_cmd; + u32 maccess; + + unsigned int fb_cpp; + unsigned int front_offset; + unsigned int front_pitch; + unsigned int back_offset; + unsigned int back_pitch; + + unsigned int depth_cpp; + unsigned int depth_offset; + unsigned int depth_pitch; + + unsigned int texture_offset; + unsigned int texture_size; + + drm_local_map_t *sarea; + drm_local_map_t *fb; + drm_local_map_t *mmio; + drm_local_map_t *status; + drm_local_map_t *warp; + drm_local_map_t *primary; + drm_local_map_t *buffers; + drm_local_map_t *agp_textures; +} drm_mga_private_t; + + /* mga_dma.c */ +extern int mga_dma_init( DRM_IOCTL_ARGS ); +extern int mga_dma_flush( DRM_IOCTL_ARGS ); +extern int mga_dma_reset( DRM_IOCTL_ARGS ); +extern int mga_dma_buffers( DRM_IOCTL_ARGS ); + +extern int mga_do_wait_for_idle( drm_mga_private_t *dev_priv ); +extern int mga_do_dma_idle( drm_mga_private_t *dev_priv ); +extern int mga_do_dma_reset( drm_mga_private_t *dev_priv ); +extern int mga_do_engine_reset( drm_mga_private_t *dev_priv ); +extern int mga_do_cleanup_dma( drm_device_t *dev ); + +extern void mga_do_dma_flush( drm_mga_private_t *dev_priv ); +extern void mga_do_dma_wrap_start( drm_mga_private_t *dev_priv ); +extern void mga_do_dma_wrap_end( drm_mga_private_t *dev_priv ); + +extern int mga_freelist_put( drm_device_t *dev, drm_buf_t *buf ); + + /* mga_state.c */ +extern int mga_dma_clear( DRM_IOCTL_ARGS ); +extern int mga_dma_swap( DRM_IOCTL_ARGS ); +extern int mga_dma_vertex( DRM_IOCTL_ARGS ); +extern int mga_dma_indices( DRM_IOCTL_ARGS ); +extern int mga_dma_iload( DRM_IOCTL_ARGS ); +extern int mga_dma_blit( DRM_IOCTL_ARGS ); +extern int mga_getparam( DRM_IOCTL_ARGS ); + + /* mga_warp.c */ +extern int mga_warp_install_microcode( drm_mga_private_t *dev_priv ); +extern int mga_warp_init( drm_mga_private_t *dev_priv ); + +#define mga_flush_write_combine() DRM_WRITEMEMORYBARRIER(dev_priv->primary) + +#if defined(__linux__) && defined(__alpha__) +#define MGA_BASE( reg ) ((unsigned long)(dev_priv->mmio->handle)) +#define MGA_ADDR( reg ) (MGA_BASE(reg) + reg) + +#define MGA_DEREF( reg ) *(volatile u32 *)MGA_ADDR( reg ) +#define MGA_DEREF8( reg ) *(volatile u8 *)MGA_ADDR( reg ) + +#define MGA_READ( reg ) (_MGA_READ((u32 *)MGA_ADDR(reg))) +#define MGA_READ8( reg ) (_MGA_READ((u8 *)MGA_ADDR(reg))) +#define MGA_WRITE( reg, val ) do { DRM_WRITEMEMORYBARRIER(dev_priv->mmio); MGA_DEREF( reg ) = val; } while (0) +#define MGA_WRITE8( reg, val ) do { DRM_WRITEMEMORYBARRIER(dev_priv->mmio); MGA_DEREF8( reg ) = val; } while (0) + +static inline u32 _MGA_READ(u32 *addr) +{ + DRM_READMEMORYBARRIER(dev_priv->mmio); + return *(volatile u32 *)addr; +} +#else +#define MGA_READ8( reg ) DRM_READ8(dev_priv->mmio, (reg)) +#define MGA_READ( reg ) DRM_READ32(dev_priv->mmio, (reg)) +#define MGA_WRITE8( reg, val ) DRM_WRITE8(dev_priv->mmio, (reg), (val)) +#define MGA_WRITE( reg, val ) DRM_WRITE32(dev_priv->mmio, (reg), (val)) +#endif + +#define DWGREG0 0x1c00 +#define DWGREG0_END 0x1dff +#define DWGREG1 0x2c00 +#define DWGREG1_END 0x2dff + +#define ISREG0(r) (r >= DWGREG0 && r <= DWGREG0_END) +#define DMAREG0(r) (u8)((r - DWGREG0) >> 2) +#define DMAREG1(r) (u8)(((r - DWGREG1) >> 2) | 0x80) +#define DMAREG(r) (ISREG0(r) ? DMAREG0(r) : DMAREG1(r)) + + + +/* ================================================================ + * Helper macross... + */ + +#define MGA_EMIT_STATE( dev_priv, dirty ) \ +do { \ + if ( (dirty) & ~MGA_UPLOAD_CLIPRECTS ) { \ + if ( dev_priv->chipset == MGA_CARD_TYPE_G400 ) { \ + mga_g400_emit_state( dev_priv ); \ + } else { \ + mga_g200_emit_state( dev_priv ); \ + } \ + } \ +} while (0) + +#define LOCK_TEST_WITH_RETURN( dev ) \ +do { \ + if ( !_DRM_LOCK_IS_HELD( dev->lock.hw_lock->lock ) || \ + dev->lock.pid != DRM_CURRENTPID ) { \ + DRM_ERROR( "%s called without lock held\n", \ + __FUNCTION__ ); \ + return DRM_ERR(EINVAL); \ + } \ +} while (0) + +#define WRAP_TEST_WITH_RETURN( dev_priv ) \ +do { \ + if ( test_bit( 0, &dev_priv->prim.wrapped ) ) { \ + if ( mga_is_idle( dev_priv ) ) { \ + mga_do_dma_wrap_end( dev_priv ); \ + } else if ( dev_priv->prim.space < \ + dev_priv->prim.high_mark ) { \ + if ( MGA_DMA_DEBUG ) \ + DRM_INFO( "%s: wrap...\n", __FUNCTION__ ); \ + return DRM_ERR(EBUSY); \ + } \ + } \ +} while (0) + +#define WRAP_WAIT_WITH_RETURN( dev_priv ) \ +do { \ + if ( test_bit( 0, &dev_priv->prim.wrapped ) ) { \ + if ( mga_do_wait_for_idle( dev_priv ) < 0 ) { \ + if ( MGA_DMA_DEBUG ) \ + DRM_INFO( "%s: wrap...\n", __FUNCTION__ ); \ + return DRM_ERR(EBUSY); \ + } \ + mga_do_dma_wrap_end( dev_priv ); \ + } \ +} while (0) + + +/* ================================================================ + * Primary DMA command stream + */ + +#define MGA_VERBOSE 0 + +#define DMA_LOCALS unsigned int write; volatile u8 *prim; + +#define DMA_BLOCK_SIZE (5 * sizeof(u32)) + +#define BEGIN_DMA( n ) \ +do { \ + if ( MGA_VERBOSE ) { \ + DRM_INFO( "BEGIN_DMA( %d ) in %s\n", \ + (n), __FUNCTION__ ); \ + DRM_INFO( " space=0x%x req=0x%x\n", \ + dev_priv->prim.space, (n) * DMA_BLOCK_SIZE ); \ + } \ + prim = dev_priv->prim.start; \ + write = dev_priv->prim.tail; \ +} while (0) + +#define BEGIN_DMA_WRAP() \ +do { \ + if ( MGA_VERBOSE ) { \ + DRM_INFO( "BEGIN_DMA() in %s\n", __FUNCTION__ ); \ + DRM_INFO( " space=0x%x\n", dev_priv->prim.space ); \ + } \ + prim = dev_priv->prim.start; \ + write = dev_priv->prim.tail; \ +} while (0) + +#define ADVANCE_DMA() \ +do { \ + dev_priv->prim.tail = write; \ + if ( MGA_VERBOSE ) { \ + DRM_INFO( "ADVANCE_DMA() tail=0x%05x sp=0x%x\n", \ + write, dev_priv->prim.space ); \ + } \ +} while (0) + +#define FLUSH_DMA() \ +do { \ + if ( 0 ) { \ + DRM_INFO( "%s:\n", __FUNCTION__ ); \ + DRM_INFO( " tail=0x%06x head=0x%06lx\n", \ + dev_priv->prim.tail, \ + MGA_READ( MGA_PRIMADDRESS ) - \ + dev_priv->primary->offset ); \ + } \ + if ( !test_bit( 0, &dev_priv->prim.wrapped ) ) { \ + if ( dev_priv->prim.space < \ + dev_priv->prim.high_mark ) { \ + mga_do_dma_wrap_start( dev_priv ); \ + } else { \ + mga_do_dma_flush( dev_priv ); \ + } \ + } \ +} while (0) + +/* Never use this, always use DMA_BLOCK(...) for primary DMA output. + */ +#define DMA_WRITE( offset, val ) \ +do { \ + if ( MGA_VERBOSE ) { \ + DRM_INFO( " DMA_WRITE( 0x%08x ) at 0x%04x\n", \ + (u32)(val), write + (offset) * sizeof(u32) ); \ + } \ + *(volatile u32 *)(prim + write + (offset) * sizeof(u32)) = val; \ +} while (0) + +#define DMA_BLOCK( reg0, val0, reg1, val1, reg2, val2, reg3, val3 ) \ +do { \ + DMA_WRITE( 0, ((DMAREG( reg0 ) << 0) | \ + (DMAREG( reg1 ) << 8) | \ + (DMAREG( reg2 ) << 16) | \ + (DMAREG( reg3 ) << 24)) ); \ + DMA_WRITE( 1, val0 ); \ + DMA_WRITE( 2, val1 ); \ + DMA_WRITE( 3, val2 ); \ + DMA_WRITE( 4, val3 ); \ + write += DMA_BLOCK_SIZE; \ +} while (0) + + +/* Buffer aging via primary DMA stream head pointer. + */ + +#define SET_AGE( age, h, w ) \ +do { \ + (age)->head = h; \ + (age)->wrap = w; \ +} while (0) + +#define TEST_AGE( age, h, w ) ( (age)->wrap < w || \ + ( (age)->wrap == w && \ + (age)->head < h ) ) + +#define AGE_BUFFER( buf_priv ) \ +do { \ + drm_mga_freelist_t *entry = (buf_priv)->list_entry; \ + if ( (buf_priv)->dispatched ) { \ + entry->age.head = (dev_priv->prim.tail + \ + dev_priv->primary->offset); \ + entry->age.wrap = dev_priv->sarea_priv->last_wrap; \ + } else { \ + entry->age.head = 0; \ + entry->age.wrap = 0; \ + } \ +} while (0) + + +#define MGA_ENGINE_IDLE_MASK (MGA_SOFTRAPEN | \ + MGA_DWGENGSTS | \ + MGA_ENDPRDMASTS) +#define MGA_DMA_IDLE_MASK (MGA_SOFTRAPEN | \ + MGA_ENDPRDMASTS) + +#define MGA_DMA_DEBUG 0 + + + +/* A reduced set of the mga registers. + */ +#define MGA_CRTC_INDEX 0x1fd4 +#define MGA_CRTC_DATA 0x1fd5 + +/* CRTC11 */ +#define MGA_VINTCLR (1 << 4) +#define MGA_VINTEN (1 << 5) + +#define MGA_ALPHACTRL 0x2c7c +#define MGA_AR0 0x1c60 +#define MGA_AR1 0x1c64 +#define MGA_AR2 0x1c68 +#define MGA_AR3 0x1c6c +#define MGA_AR4 0x1c70 +#define MGA_AR5 0x1c74 +#define MGA_AR6 0x1c78 + +#define MGA_CXBNDRY 0x1c80 +#define MGA_CXLEFT 0x1ca0 +#define MGA_CXRIGHT 0x1ca4 + +#define MGA_DMAPAD 0x1c54 +#define MGA_DSTORG 0x2cb8 +#define MGA_DWGCTL 0x1c00 +# define MGA_OPCOD_MASK (15 << 0) +# define MGA_OPCOD_TRAP (4 << 0) +# define MGA_OPCOD_TEXTURE_TRAP (6 << 0) +# define MGA_OPCOD_BITBLT (8 << 0) +# define MGA_OPCOD_ILOAD (9 << 0) +# define MGA_ATYPE_MASK (7 << 4) +# define MGA_ATYPE_RPL (0 << 4) +# define MGA_ATYPE_RSTR (1 << 4) +# define MGA_ATYPE_ZI (3 << 4) +# define MGA_ATYPE_BLK (4 << 4) +# define MGA_ATYPE_I (7 << 4) +# define MGA_LINEAR (1 << 7) +# define MGA_ZMODE_MASK (7 << 8) +# define MGA_ZMODE_NOZCMP (0 << 8) +# define MGA_ZMODE_ZE (2 << 8) +# define MGA_ZMODE_ZNE (3 << 8) +# define MGA_ZMODE_ZLT (4 << 8) +# define MGA_ZMODE_ZLTE (5 << 8) +# define MGA_ZMODE_ZGT (6 << 8) +# define MGA_ZMODE_ZGTE (7 << 8) +# define MGA_SOLID (1 << 11) +# define MGA_ARZERO (1 << 12) +# define MGA_SGNZERO (1 << 13) +# define MGA_SHIFTZERO (1 << 14) +# define MGA_BOP_MASK (15 << 16) +# define MGA_BOP_ZERO (0 << 16) +# define MGA_BOP_DST (10 << 16) +# define MGA_BOP_SRC (12 << 16) +# define MGA_BOP_ONE (15 << 16) +# define MGA_TRANS_SHIFT 20 +# define MGA_TRANS_MASK (15 << 20) +# define MGA_BLTMOD_MASK (15 << 25) +# define MGA_BLTMOD_BMONOLEF (0 << 25) +# define MGA_BLTMOD_BMONOWF (4 << 25) +# define MGA_BLTMOD_PLAN (1 << 25) +# define MGA_BLTMOD_BFCOL (2 << 25) +# define MGA_BLTMOD_BU32BGR (3 << 25) +# define MGA_BLTMOD_BU32RGB (7 << 25) +# define MGA_BLTMOD_BU24BGR (11 << 25) +# define MGA_BLTMOD_BU24RGB (15 << 25) +# define MGA_PATTERN (1 << 29) +# define MGA_TRANSC (1 << 30) +# define MGA_CLIPDIS (1 << 31) +#define MGA_DWGSYNC 0x2c4c + +#define MGA_FCOL 0x1c24 +#define MGA_FIFOSTATUS 0x1e10 +#define MGA_FOGCOL 0x1cf4 +#define MGA_FXBNDRY 0x1c84 +#define MGA_FXLEFT 0x1ca8 +#define MGA_FXRIGHT 0x1cac + +#define MGA_ICLEAR 0x1e18 +# define MGA_SOFTRAPICLR (1 << 0) +# define MGA_VLINEICLR (1 << 5) +#define MGA_IEN 0x1e1c +# define MGA_SOFTRAPIEN (1 << 0) +# define MGA_VLINEIEN (1 << 5) + +#define MGA_LEN 0x1c5c + +#define MGA_MACCESS 0x1c04 + +#define MGA_PITCH 0x1c8c +#define MGA_PLNWT 0x1c1c +#define MGA_PRIMADDRESS 0x1e58 +# define MGA_DMA_GENERAL (0 << 0) +# define MGA_DMA_BLIT (1 << 0) +# define MGA_DMA_VECTOR (2 << 0) +# define MGA_DMA_VERTEX (3 << 0) +#define MGA_PRIMEND 0x1e5c +# define MGA_PRIMNOSTART (1 << 0) +# define MGA_PAGPXFER (1 << 1) +#define MGA_PRIMPTR 0x1e50 +# define MGA_PRIMPTREN0 (1 << 0) +# define MGA_PRIMPTREN1 (1 << 1) + +#define MGA_RST 0x1e40 +# define MGA_SOFTRESET (1 << 0) +# define MGA_SOFTEXTRST (1 << 1) + +#define MGA_SECADDRESS 0x2c40 +#define MGA_SECEND 0x2c44 +#define MGA_SETUPADDRESS 0x2cd0 +#define MGA_SETUPEND 0x2cd4 +#define MGA_SGN 0x1c58 +#define MGA_SOFTRAP 0x2c48 +#define MGA_SRCORG 0x2cb4 +# define MGA_SRMMAP_MASK (1 << 0) +# define MGA_SRCMAP_FB (0 << 0) +# define MGA_SRCMAP_SYSMEM (1 << 0) +# define MGA_SRCACC_MASK (1 << 1) +# define MGA_SRCACC_PCI (0 << 1) +# define MGA_SRCACC_AGP (1 << 1) +#define MGA_STATUS 0x1e14 +# define MGA_SOFTRAPEN (1 << 0) +# define MGA_VSYNCPEN (1 << 4) +# define MGA_VLINEPEN (1 << 5) +# define MGA_DWGENGSTS (1 << 16) +# define MGA_ENDPRDMASTS (1 << 17) +#define MGA_STENCIL 0x2cc8 +#define MGA_STENCILCTL 0x2ccc + +#define MGA_TDUALSTAGE0 0x2cf8 +#define MGA_TDUALSTAGE1 0x2cfc +#define MGA_TEXBORDERCOL 0x2c5c +#define MGA_TEXCTL 0x2c30 +#define MGA_TEXCTL2 0x2c3c +# define MGA_DUALTEX (1 << 7) +# define MGA_G400_TC2_MAGIC (1 << 15) +# define MGA_MAP1_ENABLE (1 << 31) +#define MGA_TEXFILTER 0x2c58 +#define MGA_TEXHEIGHT 0x2c2c +#define MGA_TEXORG 0x2c24 +# define MGA_TEXORGMAP_MASK (1 << 0) +# define MGA_TEXORGMAP_FB (0 << 0) +# define MGA_TEXORGMAP_SYSMEM (1 << 0) +# define MGA_TEXORGACC_MASK (1 << 1) +# define MGA_TEXORGACC_PCI (0 << 1) +# define MGA_TEXORGACC_AGP (1 << 1) +#define MGA_TEXORG1 0x2ca4 +#define MGA_TEXORG2 0x2ca8 +#define MGA_TEXORG3 0x2cac +#define MGA_TEXORG4 0x2cb0 +#define MGA_TEXTRANS 0x2c34 +#define MGA_TEXTRANSHIGH 0x2c38 +#define MGA_TEXWIDTH 0x2c28 + +#define MGA_WACCEPTSEQ 0x1dd4 +#define MGA_WCODEADDR 0x1e6c +#define MGA_WFLAG 0x1dc4 +#define MGA_WFLAG1 0x1de0 +#define MGA_WFLAGNB 0x1e64 +#define MGA_WFLAGNB1 0x1e08 +#define MGA_WGETMSB 0x1dc8 +#define MGA_WIADDR 0x1dc0 +#define MGA_WIADDR2 0x1dd8 +# define MGA_WMODE_SUSPEND (0 << 0) +# define MGA_WMODE_RESUME (1 << 0) +# define MGA_WMODE_JUMP (2 << 0) +# define MGA_WMODE_START (3 << 0) +# define MGA_WAGP_ENABLE (1 << 2) +#define MGA_WMISC 0x1e70 +# define MGA_WUCODECACHE_ENABLE (1 << 0) +# define MGA_WMASTER_ENABLE (1 << 1) +# define MGA_WCACHEFLUSH_ENABLE (1 << 3) +#define MGA_WVRTXSZ 0x1dcc + +#define MGA_YBOT 0x1c9c +#define MGA_YDST 0x1c90 +#define MGA_YDSTLEN 0x1c88 +#define MGA_YDSTORG 0x1c94 +#define MGA_YTOP 0x1c98 + +#define MGA_ZORG 0x1c0c + +/* This finishes the current batch of commands + */ +#define MGA_EXEC 0x0100 + +/* Warp registers + */ +#define MGA_WR0 0x2d00 +#define MGA_WR1 0x2d04 +#define MGA_WR2 0x2d08 +#define MGA_WR3 0x2d0c +#define MGA_WR4 0x2d10 +#define MGA_WR5 0x2d14 +#define MGA_WR6 0x2d18 +#define MGA_WR7 0x2d1c +#define MGA_WR8 0x2d20 +#define MGA_WR9 0x2d24 +#define MGA_WR10 0x2d28 +#define MGA_WR11 0x2d2c +#define MGA_WR12 0x2d30 +#define MGA_WR13 0x2d34 +#define MGA_WR14 0x2d38 +#define MGA_WR15 0x2d3c +#define MGA_WR16 0x2d40 +#define MGA_WR17 0x2d44 +#define MGA_WR18 0x2d48 +#define MGA_WR19 0x2d4c +#define MGA_WR20 0x2d50 +#define MGA_WR21 0x2d54 +#define MGA_WR22 0x2d58 +#define MGA_WR23 0x2d5c +#define MGA_WR24 0x2d60 +#define MGA_WR25 0x2d64 +#define MGA_WR26 0x2d68 +#define MGA_WR27 0x2d6c +#define MGA_WR28 0x2d70 +#define MGA_WR29 0x2d74 +#define MGA_WR30 0x2d78 +#define MGA_WR31 0x2d7c +#define MGA_WR32 0x2d80 +#define MGA_WR33 0x2d84 +#define MGA_WR34 0x2d88 +#define MGA_WR35 0x2d8c +#define MGA_WR36 0x2d90 +#define MGA_WR37 0x2d94 +#define MGA_WR38 0x2d98 +#define MGA_WR39 0x2d9c +#define MGA_WR40 0x2da0 +#define MGA_WR41 0x2da4 +#define MGA_WR42 0x2da8 +#define MGA_WR43 0x2dac +#define MGA_WR44 0x2db0 +#define MGA_WR45 0x2db4 +#define MGA_WR46 0x2db8 +#define MGA_WR47 0x2dbc +#define MGA_WR48 0x2dc0 +#define MGA_WR49 0x2dc4 +#define MGA_WR50 0x2dc8 +#define MGA_WR51 0x2dcc +#define MGA_WR52 0x2dd0 +#define MGA_WR53 0x2dd4 +#define MGA_WR54 0x2dd8 +#define MGA_WR55 0x2ddc +#define MGA_WR56 0x2de0 +#define MGA_WR57 0x2de4 +#define MGA_WR58 0x2de8 +#define MGA_WR59 0x2dec +#define MGA_WR60 0x2df0 +#define MGA_WR61 0x2df4 +#define MGA_WR62 0x2df8 +#define MGA_WR63 0x2dfc +# define MGA_G400_WR_MAGIC (1 << 6) +# define MGA_G400_WR56_MAGIC 0x46480000 /* 12800.0f */ + + +#define MGA_ILOAD_ALIGN 64 +#define MGA_ILOAD_MASK (MGA_ILOAD_ALIGN - 1) + +#define MGA_DWGCTL_FLUSH (MGA_OPCOD_TEXTURE_TRAP | \ + MGA_ATYPE_I | \ + MGA_ZMODE_NOZCMP | \ + MGA_ARZERO | \ + MGA_SGNZERO | \ + MGA_BOP_SRC | \ + (15 << MGA_TRANS_SHIFT)) + +#define MGA_DWGCTL_CLEAR (MGA_OPCOD_TRAP | \ + MGA_ZMODE_NOZCMP | \ + MGA_SOLID | \ + MGA_ARZERO | \ + MGA_SGNZERO | \ + MGA_SHIFTZERO | \ + MGA_BOP_SRC | \ + (0 << MGA_TRANS_SHIFT) | \ + MGA_BLTMOD_BMONOLEF | \ + MGA_TRANSC | \ + MGA_CLIPDIS) + +#define MGA_DWGCTL_COPY (MGA_OPCOD_BITBLT | \ + MGA_ATYPE_RPL | \ + MGA_SGNZERO | \ + MGA_SHIFTZERO | \ + MGA_BOP_SRC | \ + (0 << MGA_TRANS_SHIFT) | \ + MGA_BLTMOD_BFCOL | \ + MGA_CLIPDIS) + +/* Simple idle test. + */ +static __inline__ int mga_is_idle( drm_mga_private_t *dev_priv ) +{ + u32 status = MGA_READ( MGA_STATUS ) & MGA_ENGINE_IDLE_MASK; + return ( status == MGA_ENDPRDMASTS ); +} + +#endif Index: dev/drm/mga_irq.c =================================================================== RCS file: dev/drm/mga_irq.c diff -N dev/drm/mga_irq.c --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/mga_irq.c 12 Mar 2003 00:15:11 -0000 @@ -0,0 +1,102 @@ +/* mga_irq.c -- IRQ handling for radeon -*- linux-c -*- + * + * Copyright (C) The Weather Channel, Inc. 2002. All Rights Reserved. + * + * The Weather Channel (TM) funded Tungsten Graphics to develop the + * initial release of the Radeon 8500 driver under the XFree86 license. + * This notice must be preserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + * + * Authors: + * Keith Whitwell + * Eric Anholt + * + * $FreeBSD: src/sys/dev/drm/mga_irq.c,v 1.1 2003/03/09 02:08:28 anholt Exp $ + */ + +#include "dev/drm/mga.h" +#include "dev/drm/drmP.h" +#include "dev/drm/drm.h" +#include "dev/drm/mga_drm.h" +#include "dev/drm/mga_drv.h" + +void mga_dma_service( DRM_IRQ_ARGS ) +{ + drm_device_t *dev = (drm_device_t *) arg; + drm_mga_private_t *dev_priv = + (drm_mga_private_t *)dev->dev_private; + int status; + + status = MGA_READ( MGA_STATUS ); + + /* VBLANK interrupt */ + if ( status & MGA_VLINEPEN ) { + MGA_WRITE( MGA_ICLEAR, MGA_VLINEICLR ); + atomic_inc(&dev->vbl_received); + DRM_WAKEUP(&dev->vbl_queue); + DRM(vbl_send_signals)( dev ); + } +} + +int mga_vblank_wait(drm_device_t *dev, unsigned int *sequence) +{ + unsigned int cur_vblank; + int ret = 0; + + /* Assume that the user has missed the current sequence number + * by about a day rather than she wants to wait for years + * using vertical blanks... + */ + DRM_WAIT_ON( ret, dev->vbl_queue, 3*DRM_HZ, + ( ( ( cur_vblank = atomic_read(&dev->vbl_received ) ) + - *sequence ) <= (1<<23) ) ); + + *sequence = cur_vblank; + + return ret; +} + +void mga_driver_irq_preinstall( drm_device_t *dev ) { + drm_mga_private_t *dev_priv = + (drm_mga_private_t *)dev->dev_private; + + /* Disable *all* interrupts */ + MGA_WRITE( MGA_IEN, 0 ); + /* Clear bits if they're already high */ + MGA_WRITE( MGA_ICLEAR, ~0 ); +} + +void mga_driver_irq_postinstall( drm_device_t *dev ) { + drm_mga_private_t *dev_priv = + (drm_mga_private_t *)dev->dev_private; + + /* Turn on VBL interrupt */ + MGA_WRITE( MGA_IEN, MGA_VLINEIEN ); +} + +void mga_driver_irq_uninstall( drm_device_t *dev ) { + drm_mga_private_t *dev_priv = + (drm_mga_private_t *)dev->dev_private; + if ( dev_priv ) { + /* Disable *all* interrupts */ + MGA_WRITE( MGA_IEN, 0 ); + } +} Index: dev/drm/mga_state.c =================================================================== RCS file: dev/drm/mga_state.c diff -N dev/drm/mga_state.c --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/mga_state.c 12 Mar 2003 00:15:11 -0000 @@ -0,0 +1,1112 @@ +/* mga_state.c -- State support for MGA G200/G400 -*- linux-c -*- + * Created: Thu Jan 27 02:53:43 2000 by jhartmann@precisioninsight.com + * + * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. + * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: + * Jeff Hartmann + * Keith Whitwell + * + * Rewritten by: + * Gareth Hughes + * + * $FreeBSD: src/sys/dev/drm/mga_state.c,v 1.5 2003/03/09 02:08:28 anholt Exp $ + */ + +#include "dev/drm/mga.h" +#include "dev/drm/drmP.h" +#include "dev/drm/drm.h" +#include "dev/drm/mga_drm.h" +#include "dev/drm/mga_drv.h" + + +/* ================================================================ + * DMA hardware state programming functions + */ + +static void mga_emit_clip_rect( drm_mga_private_t *dev_priv, + drm_clip_rect_t *box ) +{ + drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_mga_context_regs_t *ctx = &sarea_priv->context_state; + unsigned int pitch = dev_priv->front_pitch; + DMA_LOCALS; + + BEGIN_DMA( 2 ); + + /* Force reset of DWGCTL on G400 (eliminates clip disable bit). + */ + if ( dev_priv->chipset == MGA_CARD_TYPE_G400 ) { + DMA_BLOCK( MGA_DWGCTL, ctx->dwgctl, + MGA_LEN + MGA_EXEC, 0x80000000, + MGA_DWGCTL, ctx->dwgctl, + MGA_LEN + MGA_EXEC, 0x80000000 ); + } + DMA_BLOCK( MGA_DMAPAD, 0x00000000, + MGA_CXBNDRY, (box->x2 << 16) | box->x1, + MGA_YTOP, box->y1 * pitch, + MGA_YBOT, box->y2 * pitch ); + + ADVANCE_DMA(); +} + +static __inline__ void mga_g200_emit_context( drm_mga_private_t *dev_priv ) +{ + drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_mga_context_regs_t *ctx = &sarea_priv->context_state; + DMA_LOCALS; + + BEGIN_DMA( 3 ); + + DMA_BLOCK( MGA_DSTORG, ctx->dstorg, + MGA_MACCESS, ctx->maccess, + MGA_PLNWT, ctx->plnwt, + MGA_DWGCTL, ctx->dwgctl ); + + DMA_BLOCK( MGA_ALPHACTRL, ctx->alphactrl, + MGA_FOGCOL, ctx->fogcolor, + MGA_WFLAG, ctx->wflag, + MGA_ZORG, dev_priv->depth_offset ); + + DMA_BLOCK( MGA_FCOL, ctx->fcol, + MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000 ); + + ADVANCE_DMA(); +} + +static __inline__ void mga_g400_emit_context( drm_mga_private_t *dev_priv ) +{ + drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_mga_context_regs_t *ctx = &sarea_priv->context_state; + DMA_LOCALS; + + BEGIN_DMA( 4 ); + + DMA_BLOCK( MGA_DSTORG, ctx->dstorg, + MGA_MACCESS, ctx->maccess, + MGA_PLNWT, ctx->plnwt, + MGA_DWGCTL, ctx->dwgctl ); + + DMA_BLOCK( MGA_ALPHACTRL, ctx->alphactrl, + MGA_FOGCOL, ctx->fogcolor, + MGA_WFLAG, ctx->wflag, + MGA_ZORG, dev_priv->depth_offset ); + + DMA_BLOCK( MGA_WFLAG1, ctx->wflag, + MGA_TDUALSTAGE0, ctx->tdualstage0, + MGA_TDUALSTAGE1, ctx->tdualstage1, + MGA_FCOL, ctx->fcol ); + + DMA_BLOCK( MGA_STENCIL, ctx->stencil, + MGA_STENCILCTL, ctx->stencilctl, + MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000 ); + + ADVANCE_DMA(); +} + +static __inline__ void mga_g200_emit_tex0( drm_mga_private_t *dev_priv ) +{ + drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_mga_texture_regs_t *tex = &sarea_priv->tex_state[0]; + DMA_LOCALS; + + BEGIN_DMA( 4 ); + + DMA_BLOCK( MGA_TEXCTL2, tex->texctl2, + MGA_TEXCTL, tex->texctl, + MGA_TEXFILTER, tex->texfilter, + MGA_TEXBORDERCOL, tex->texbordercol ); + + DMA_BLOCK( MGA_TEXORG, tex->texorg, + MGA_TEXORG1, tex->texorg1, + MGA_TEXORG2, tex->texorg2, + MGA_TEXORG3, tex->texorg3 ); + + DMA_BLOCK( MGA_TEXORG4, tex->texorg4, + MGA_TEXWIDTH, tex->texwidth, + MGA_TEXHEIGHT, tex->texheight, + MGA_WR24, tex->texwidth ); + + DMA_BLOCK( MGA_WR34, tex->texheight, + MGA_TEXTRANS, 0x0000ffff, + MGA_TEXTRANSHIGH, 0x0000ffff, + MGA_DMAPAD, 0x00000000 ); + + ADVANCE_DMA(); +} + +static __inline__ void mga_g400_emit_tex0( drm_mga_private_t *dev_priv ) +{ + drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_mga_texture_regs_t *tex = &sarea_priv->tex_state[0]; + DMA_LOCALS; + +/* printk("mga_g400_emit_tex0 %x %x %x\n", tex->texorg, */ +/* tex->texctl, tex->texctl2); */ + + BEGIN_DMA( 6 ); + + DMA_BLOCK( MGA_TEXCTL2, tex->texctl2 | MGA_G400_TC2_MAGIC, + MGA_TEXCTL, tex->texctl, + MGA_TEXFILTER, tex->texfilter, + MGA_TEXBORDERCOL, tex->texbordercol ); + + DMA_BLOCK( MGA_TEXORG, tex->texorg, + MGA_TEXORG1, tex->texorg1, + MGA_TEXORG2, tex->texorg2, + MGA_TEXORG3, tex->texorg3 ); + + DMA_BLOCK( MGA_TEXORG4, tex->texorg4, + MGA_TEXWIDTH, tex->texwidth, + MGA_TEXHEIGHT, tex->texheight, + MGA_WR49, 0x00000000 ); + + DMA_BLOCK( MGA_WR57, 0x00000000, + MGA_WR53, 0x00000000, + MGA_WR61, 0x00000000, + MGA_WR52, MGA_G400_WR_MAGIC ); + + DMA_BLOCK( MGA_WR60, MGA_G400_WR_MAGIC, + MGA_WR54, tex->texwidth | MGA_G400_WR_MAGIC, + MGA_WR62, tex->texheight | MGA_G400_WR_MAGIC, + MGA_DMAPAD, 0x00000000 ); + + DMA_BLOCK( MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000, + MGA_TEXTRANS, 0x0000ffff, + MGA_TEXTRANSHIGH, 0x0000ffff ); + + ADVANCE_DMA(); +} + +static __inline__ void mga_g400_emit_tex1( drm_mga_private_t *dev_priv ) +{ + drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_mga_texture_regs_t *tex = &sarea_priv->tex_state[1]; + DMA_LOCALS; + +/* printk("mga_g400_emit_tex1 %x %x %x\n", tex->texorg, */ +/* tex->texctl, tex->texctl2); */ + + BEGIN_DMA( 5 ); + + DMA_BLOCK( MGA_TEXCTL2, (tex->texctl2 | + MGA_MAP1_ENABLE | + MGA_G400_TC2_MAGIC), + MGA_TEXCTL, tex->texctl, + MGA_TEXFILTER, tex->texfilter, + MGA_TEXBORDERCOL, tex->texbordercol ); + + DMA_BLOCK( MGA_TEXORG, tex->texorg, + MGA_TEXORG1, tex->texorg1, + MGA_TEXORG2, tex->texorg2, + MGA_TEXORG3, tex->texorg3 ); + + DMA_BLOCK( MGA_TEXORG4, tex->texorg4, + MGA_TEXWIDTH, tex->texwidth, + MGA_TEXHEIGHT, tex->texheight, + MGA_WR49, 0x00000000 ); + + DMA_BLOCK( MGA_WR57, 0x00000000, + MGA_WR53, 0x00000000, + MGA_WR61, 0x00000000, + MGA_WR52, tex->texwidth | MGA_G400_WR_MAGIC ); + + DMA_BLOCK( MGA_WR60, tex->texheight | MGA_G400_WR_MAGIC, + MGA_TEXTRANS, 0x0000ffff, + MGA_TEXTRANSHIGH, 0x0000ffff, + MGA_TEXCTL2, tex->texctl2 | MGA_G400_TC2_MAGIC ); + + ADVANCE_DMA(); +} + +static __inline__ void mga_g200_emit_pipe( drm_mga_private_t *dev_priv ) +{ + drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; + unsigned int pipe = sarea_priv->warp_pipe; + DMA_LOCALS; + + BEGIN_DMA( 3 ); + + DMA_BLOCK( MGA_WIADDR, MGA_WMODE_SUSPEND, + MGA_WVRTXSZ, 0x00000007, + MGA_WFLAG, 0x00000000, + MGA_WR24, 0x00000000 ); + + DMA_BLOCK( MGA_WR25, 0x00000100, + MGA_WR34, 0x00000000, + MGA_WR42, 0x0000ffff, + MGA_WR60, 0x0000ffff ); + + /* Padding required to to hardware bug. + */ + DMA_BLOCK( MGA_DMAPAD, 0xffffffff, + MGA_DMAPAD, 0xffffffff, + MGA_DMAPAD, 0xffffffff, + MGA_WIADDR, (dev_priv->warp_pipe_phys[pipe] | + MGA_WMODE_START | + MGA_WAGP_ENABLE) ); + + ADVANCE_DMA(); +} + +static __inline__ void mga_g400_emit_pipe( drm_mga_private_t *dev_priv ) +{ + drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; + unsigned int pipe = sarea_priv->warp_pipe; + DMA_LOCALS; + +/* printk("mga_g400_emit_pipe %x\n", pipe); */ + + BEGIN_DMA( 10 ); + + DMA_BLOCK( MGA_WIADDR2, MGA_WMODE_SUSPEND, + MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000 ); + + if ( pipe & MGA_T2 ) { + DMA_BLOCK( MGA_WVRTXSZ, 0x00001e09, + MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000 ); + + DMA_BLOCK( MGA_WACCEPTSEQ, 0x00000000, + MGA_WACCEPTSEQ, 0x00000000, + MGA_WACCEPTSEQ, 0x00000000, + MGA_WACCEPTSEQ, 0x1e000000 ); + } else { + if ( dev_priv->warp_pipe & MGA_T2 ) { + /* Flush the WARP pipe */ + DMA_BLOCK( MGA_YDST, 0x00000000, + MGA_FXLEFT, 0x00000000, + MGA_FXRIGHT, 0x00000001, + MGA_DWGCTL, MGA_DWGCTL_FLUSH ); + + DMA_BLOCK( MGA_LEN + MGA_EXEC, 0x00000001, + MGA_DWGSYNC, 0x00007000, + MGA_TEXCTL2, MGA_G400_TC2_MAGIC, + MGA_LEN + MGA_EXEC, 0x00000000 ); + + DMA_BLOCK( MGA_TEXCTL2, (MGA_DUALTEX | + MGA_G400_TC2_MAGIC), + MGA_LEN + MGA_EXEC, 0x00000000, + MGA_TEXCTL2, MGA_G400_TC2_MAGIC, + MGA_DMAPAD, 0x00000000 ); + } + + DMA_BLOCK( MGA_WVRTXSZ, 0x00001807, + MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000 ); + + DMA_BLOCK( MGA_WACCEPTSEQ, 0x00000000, + MGA_WACCEPTSEQ, 0x00000000, + MGA_WACCEPTSEQ, 0x00000000, + MGA_WACCEPTSEQ, 0x18000000 ); + } + + DMA_BLOCK( MGA_WFLAG, 0x00000000, + MGA_WFLAG1, 0x00000000, + MGA_WR56, MGA_G400_WR56_MAGIC, + MGA_DMAPAD, 0x00000000 ); + + DMA_BLOCK( MGA_WR49, 0x00000000, /* tex0 */ + MGA_WR57, 0x00000000, /* tex0 */ + MGA_WR53, 0x00000000, /* tex1 */ + MGA_WR61, 0x00000000 ); /* tex1 */ + + DMA_BLOCK( MGA_WR54, MGA_G400_WR_MAGIC, /* tex0 width */ + MGA_WR62, MGA_G400_WR_MAGIC, /* tex0 height */ + MGA_WR52, MGA_G400_WR_MAGIC, /* tex1 width */ + MGA_WR60, MGA_G400_WR_MAGIC ); /* tex1 height */ + + /* Padding required to to hardware bug */ + DMA_BLOCK( MGA_DMAPAD, 0xffffffff, + MGA_DMAPAD, 0xffffffff, + MGA_DMAPAD, 0xffffffff, + MGA_WIADDR2, (dev_priv->warp_pipe_phys[pipe] | + MGA_WMODE_START | + MGA_WAGP_ENABLE) ); + + ADVANCE_DMA(); +} + +static void mga_g200_emit_state( drm_mga_private_t *dev_priv ) +{ + drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; + unsigned int dirty = sarea_priv->dirty; + + if ( sarea_priv->warp_pipe != dev_priv->warp_pipe ) { + mga_g200_emit_pipe( dev_priv ); + dev_priv->warp_pipe = sarea_priv->warp_pipe; + } + + if ( dirty & MGA_UPLOAD_CONTEXT ) { + mga_g200_emit_context( dev_priv ); + sarea_priv->dirty &= ~MGA_UPLOAD_CONTEXT; + } + + if ( dirty & MGA_UPLOAD_TEX0 ) { + mga_g200_emit_tex0( dev_priv ); + sarea_priv->dirty &= ~MGA_UPLOAD_TEX0; + } +} + +static void mga_g400_emit_state( drm_mga_private_t *dev_priv ) +{ + drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; + unsigned int dirty = sarea_priv->dirty; + int multitex = sarea_priv->warp_pipe & MGA_T2; + + if ( sarea_priv->warp_pipe != dev_priv->warp_pipe ) { + mga_g400_emit_pipe( dev_priv ); + dev_priv->warp_pipe = sarea_priv->warp_pipe; + } + + if ( dirty & MGA_UPLOAD_CONTEXT ) { + mga_g400_emit_context( dev_priv ); + sarea_priv->dirty &= ~MGA_UPLOAD_CONTEXT; + } + + if ( dirty & MGA_UPLOAD_TEX0 ) { + mga_g400_emit_tex0( dev_priv ); + sarea_priv->dirty &= ~MGA_UPLOAD_TEX0; + } + + if ( (dirty & MGA_UPLOAD_TEX1) && multitex ) { + mga_g400_emit_tex1( dev_priv ); + sarea_priv->dirty &= ~MGA_UPLOAD_TEX1; + } +} + + +/* ================================================================ + * SAREA state verification + */ + +/* Disallow all write destinations except the front and backbuffer. + */ +static int mga_verify_context( drm_mga_private_t *dev_priv ) +{ + drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_mga_context_regs_t *ctx = &sarea_priv->context_state; + + if ( ctx->dstorg != dev_priv->front_offset && + ctx->dstorg != dev_priv->back_offset ) { + DRM_ERROR( "*** bad DSTORG: %x (front %x, back %x)\n\n", + ctx->dstorg, dev_priv->front_offset, + dev_priv->back_offset ); + ctx->dstorg = 0; + return DRM_ERR(EINVAL); + } + + return 0; +} + +/* Disallow texture reads from PCI space. + */ +static int mga_verify_tex( drm_mga_private_t *dev_priv, int unit ) +{ + drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_mga_texture_regs_t *tex = &sarea_priv->tex_state[unit]; + unsigned int org; + + org = tex->texorg & (MGA_TEXORGMAP_MASK | MGA_TEXORGACC_MASK); + + if ( org == (MGA_TEXORGMAP_SYSMEM | MGA_TEXORGACC_PCI) ) { + DRM_ERROR( "*** bad TEXORG: 0x%x, unit %d\n", + tex->texorg, unit ); + tex->texorg = 0; + return DRM_ERR(EINVAL); + } + + return 0; +} + +static int mga_verify_state( drm_mga_private_t *dev_priv ) +{ + drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; + unsigned int dirty = sarea_priv->dirty; + int ret = 0; + + if ( sarea_priv->nbox > MGA_NR_SAREA_CLIPRECTS ) + sarea_priv->nbox = MGA_NR_SAREA_CLIPRECTS; + + if ( dirty & MGA_UPLOAD_CONTEXT ) + ret |= mga_verify_context( dev_priv ); + + if ( dirty & MGA_UPLOAD_TEX0 ) + ret |= mga_verify_tex( dev_priv, 0 ); + + if ( dev_priv->chipset == MGA_CARD_TYPE_G400 ) { + if ( dirty & MGA_UPLOAD_TEX1 ) + ret |= mga_verify_tex( dev_priv, 1 ); + + if ( dirty & MGA_UPLOAD_PIPE ) + ret |= ( sarea_priv->warp_pipe > MGA_MAX_G400_PIPES ); + } else { + if ( dirty & MGA_UPLOAD_PIPE ) + ret |= ( sarea_priv->warp_pipe > MGA_MAX_G200_PIPES ); + } + + return ( ret == 0 ); +} + +static int mga_verify_iload( drm_mga_private_t *dev_priv, + unsigned int dstorg, unsigned int length ) +{ + if ( dstorg < dev_priv->texture_offset || + dstorg + length > (dev_priv->texture_offset + + dev_priv->texture_size) ) { + DRM_ERROR( "*** bad iload DSTORG: 0x%x\n", dstorg ); + return DRM_ERR(EINVAL); + } + + if ( length & MGA_ILOAD_MASK ) { + DRM_ERROR( "*** bad iload length: 0x%x\n", + length & MGA_ILOAD_MASK ); + return DRM_ERR(EINVAL); + } + + return 0; +} + +static int mga_verify_blit( drm_mga_private_t *dev_priv, + unsigned int srcorg, unsigned int dstorg ) +{ + if ( (srcorg & 0x3) == (MGA_SRCACC_PCI | MGA_SRCMAP_SYSMEM) || + (dstorg & 0x3) == (MGA_SRCACC_PCI | MGA_SRCMAP_SYSMEM) ) { + DRM_ERROR( "*** bad blit: src=0x%x dst=0x%x\n", + srcorg, dstorg ); + return DRM_ERR(EINVAL); + } + return 0; +} + + +/* ================================================================ + * + */ + +static void mga_dma_dispatch_clear( drm_device_t *dev, + drm_mga_clear_t *clear ) +{ + drm_mga_private_t *dev_priv = dev->dev_private; + drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_mga_context_regs_t *ctx = &sarea_priv->context_state; + drm_clip_rect_t *pbox = sarea_priv->boxes; + int nbox = sarea_priv->nbox; + int i; + DMA_LOCALS; + DRM_DEBUG( "\n" ); + + BEGIN_DMA( 1 ); + + DMA_BLOCK( MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000, + MGA_DWGSYNC, 0x00007100, + MGA_DWGSYNC, 0x00007000 ); + + ADVANCE_DMA(); + + for ( i = 0 ; i < nbox ; i++ ) { + drm_clip_rect_t *box = &pbox[i]; + u32 height = box->y2 - box->y1; + + DRM_DEBUG( " from=%d,%d to=%d,%d\n", + box->x1, box->y1, box->x2, box->y2 ); + + if ( clear->flags & MGA_FRONT ) { + BEGIN_DMA( 2 ); + + DMA_BLOCK( MGA_DMAPAD, 0x00000000, + MGA_PLNWT, clear->color_mask, + MGA_YDSTLEN, (box->y1 << 16) | height, + MGA_FXBNDRY, (box->x2 << 16) | box->x1 ); + + DMA_BLOCK( MGA_DMAPAD, 0x00000000, + MGA_FCOL, clear->clear_color, + MGA_DSTORG, dev_priv->front_offset, + MGA_DWGCTL + MGA_EXEC, + dev_priv->clear_cmd ); + + ADVANCE_DMA(); + } + + + if ( clear->flags & MGA_BACK ) { + BEGIN_DMA( 2 ); + + DMA_BLOCK( MGA_DMAPAD, 0x00000000, + MGA_PLNWT, clear->color_mask, + MGA_YDSTLEN, (box->y1 << 16) | height, + MGA_FXBNDRY, (box->x2 << 16) | box->x1 ); + + DMA_BLOCK( MGA_DMAPAD, 0x00000000, + MGA_FCOL, clear->clear_color, + MGA_DSTORG, dev_priv->back_offset, + MGA_DWGCTL + MGA_EXEC, + dev_priv->clear_cmd ); + + ADVANCE_DMA(); + } + + if ( clear->flags & MGA_DEPTH ) { + BEGIN_DMA( 2 ); + + DMA_BLOCK( MGA_DMAPAD, 0x00000000, + MGA_PLNWT, clear->depth_mask, + MGA_YDSTLEN, (box->y1 << 16) | height, + MGA_FXBNDRY, (box->x2 << 16) | box->x1 ); + + DMA_BLOCK( MGA_DMAPAD, 0x00000000, + MGA_FCOL, clear->clear_depth, + MGA_DSTORG, dev_priv->depth_offset, + MGA_DWGCTL + MGA_EXEC, + dev_priv->clear_cmd ); + + ADVANCE_DMA(); + } + + } + + BEGIN_DMA( 1 ); + + /* Force reset of DWGCTL */ + DMA_BLOCK( MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000, + MGA_PLNWT, ctx->plnwt, + MGA_DWGCTL, ctx->dwgctl ); + + ADVANCE_DMA(); + + FLUSH_DMA(); +} + +static void mga_dma_dispatch_swap( drm_device_t *dev ) +{ + drm_mga_private_t *dev_priv = dev->dev_private; + drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_mga_context_regs_t *ctx = &sarea_priv->context_state; + drm_clip_rect_t *pbox = sarea_priv->boxes; + int nbox = sarea_priv->nbox; + int i; + DMA_LOCALS; + DRM_DEBUG( "\n" ); + + sarea_priv->last_frame.head = dev_priv->prim.tail; + sarea_priv->last_frame.wrap = dev_priv->prim.last_wrap; + + BEGIN_DMA( 4 + nbox ); + + DMA_BLOCK( MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000, + MGA_DWGSYNC, 0x00007100, + MGA_DWGSYNC, 0x00007000 ); + + DMA_BLOCK( MGA_DSTORG, dev_priv->front_offset, + MGA_MACCESS, dev_priv->maccess, + MGA_SRCORG, dev_priv->back_offset, + MGA_AR5, dev_priv->front_pitch ); + + DMA_BLOCK( MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000, + MGA_PLNWT, 0xffffffff, + MGA_DWGCTL, MGA_DWGCTL_COPY ); + + for ( i = 0 ; i < nbox ; i++ ) { + drm_clip_rect_t *box = &pbox[i]; + u32 height = box->y2 - box->y1; + u32 start = box->y1 * dev_priv->front_pitch; + + DRM_DEBUG( " from=%d,%d to=%d,%d\n", + box->x1, box->y1, box->x2, box->y2 ); + + DMA_BLOCK( MGA_AR0, start + box->x2 - 1, + MGA_AR3, start + box->x1, + MGA_FXBNDRY, ((box->x2 - 1) << 16) | box->x1, + MGA_YDSTLEN + MGA_EXEC, + (box->y1 << 16) | height ); + } + + DMA_BLOCK( MGA_DMAPAD, 0x00000000, + MGA_PLNWT, ctx->plnwt, + MGA_SRCORG, dev_priv->front_offset, + MGA_DWGCTL, ctx->dwgctl ); + + ADVANCE_DMA(); + + FLUSH_DMA(); + + DRM_DEBUG( "%s... done.\n", __FUNCTION__ ); +} + +static void mga_dma_dispatch_vertex( drm_device_t *dev, drm_buf_t *buf ) +{ + drm_mga_private_t *dev_priv = dev->dev_private; + drm_mga_buf_priv_t *buf_priv = buf->dev_private; + drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; + u32 address = (u32) buf->bus_address; + u32 length = (u32) buf->used; + int i = 0; + DMA_LOCALS; + DRM_DEBUG( "vertex: buf=%d used=%d\n", buf->idx, buf->used ); + + if ( buf->used ) { + buf_priv->dispatched = 1; + + MGA_EMIT_STATE( dev_priv, sarea_priv->dirty ); + + do { + if ( i < sarea_priv->nbox ) { + mga_emit_clip_rect( dev_priv, + &sarea_priv->boxes[i] ); + } + + BEGIN_DMA( 1 ); + + DMA_BLOCK( MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000, + MGA_SECADDRESS, (address | + MGA_DMA_VERTEX), + MGA_SECEND, ((address + length) | + MGA_PAGPXFER) ); + + ADVANCE_DMA(); + } while ( ++i < sarea_priv->nbox ); + } + + if ( buf_priv->discard ) { + AGE_BUFFER( buf_priv ); + buf->pending = 0; + buf->used = 0; + buf_priv->dispatched = 0; + + mga_freelist_put( dev, buf ); + } + + FLUSH_DMA(); +} + +static void mga_dma_dispatch_indices( drm_device_t *dev, drm_buf_t *buf, + unsigned int start, unsigned int end ) +{ + drm_mga_private_t *dev_priv = dev->dev_private; + drm_mga_buf_priv_t *buf_priv = buf->dev_private; + drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; + u32 address = (u32) buf->bus_address; + int i = 0; + DMA_LOCALS; + DRM_DEBUG( "indices: buf=%d start=%d end=%d\n", buf->idx, start, end ); + + if ( start != end ) { + buf_priv->dispatched = 1; + + MGA_EMIT_STATE( dev_priv, sarea_priv->dirty ); + + do { + if ( i < sarea_priv->nbox ) { + mga_emit_clip_rect( dev_priv, + &sarea_priv->boxes[i] ); + } + + BEGIN_DMA( 1 ); + + DMA_BLOCK( MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000, + MGA_SETUPADDRESS, address + start, + MGA_SETUPEND, ((address + end) | + MGA_PAGPXFER) ); + + ADVANCE_DMA(); + } while ( ++i < sarea_priv->nbox ); + } + + if ( buf_priv->discard ) { + AGE_BUFFER( buf_priv ); + buf->pending = 0; + buf->used = 0; + buf_priv->dispatched = 0; + + mga_freelist_put( dev, buf ); + } + + FLUSH_DMA(); +} + +/* This copies a 64 byte aligned agp region to the frambuffer with a + * standard blit, the ioctl needs to do checking. + */ +static void mga_dma_dispatch_iload( drm_device_t *dev, drm_buf_t *buf, + unsigned int dstorg, unsigned int length ) +{ + drm_mga_private_t *dev_priv = dev->dev_private; + drm_mga_buf_priv_t *buf_priv = buf->dev_private; + drm_mga_context_regs_t *ctx = &dev_priv->sarea_priv->context_state; + u32 srcorg = buf->bus_address | MGA_SRCACC_AGP | MGA_SRCMAP_SYSMEM; + u32 y2; + DMA_LOCALS; + DRM_DEBUG( "buf=%d used=%d\n", buf->idx, buf->used ); + + y2 = length / 64; + + BEGIN_DMA( 5 ); + + DMA_BLOCK( MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000, + MGA_DWGSYNC, 0x00007100, + MGA_DWGSYNC, 0x00007000 ); + + DMA_BLOCK( MGA_DSTORG, dstorg, + MGA_MACCESS, 0x00000000, + MGA_SRCORG, srcorg, + MGA_AR5, 64 ); + + DMA_BLOCK( MGA_PITCH, 64, + MGA_PLNWT, 0xffffffff, + MGA_DMAPAD, 0x00000000, + MGA_DWGCTL, MGA_DWGCTL_COPY ); + + DMA_BLOCK( MGA_AR0, 63, + MGA_AR3, 0, + MGA_FXBNDRY, (63 << 16) | 0, + MGA_YDSTLEN + MGA_EXEC, y2 ); + + DMA_BLOCK( MGA_PLNWT, ctx->plnwt, + MGA_SRCORG, dev_priv->front_offset, + MGA_PITCH, dev_priv->front_pitch, + MGA_DWGSYNC, 0x00007000 ); + + ADVANCE_DMA(); + + AGE_BUFFER( buf_priv ); + + buf->pending = 0; + buf->used = 0; + buf_priv->dispatched = 0; + + mga_freelist_put( dev, buf ); + + FLUSH_DMA(); +} + +static void mga_dma_dispatch_blit( drm_device_t *dev, + drm_mga_blit_t *blit ) +{ + drm_mga_private_t *dev_priv = dev->dev_private; + drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_mga_context_regs_t *ctx = &sarea_priv->context_state; + drm_clip_rect_t *pbox = sarea_priv->boxes; + int nbox = sarea_priv->nbox; + u32 scandir = 0, i; + DMA_LOCALS; + DRM_DEBUG( "\n" ); + + BEGIN_DMA( 4 + nbox ); + + DMA_BLOCK( MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000, + MGA_DWGSYNC, 0x00007100, + MGA_DWGSYNC, 0x00007000 ); + + DMA_BLOCK( MGA_DWGCTL, MGA_DWGCTL_COPY, + MGA_PLNWT, blit->planemask, + MGA_SRCORG, blit->srcorg, + MGA_DSTORG, blit->dstorg ); + + DMA_BLOCK( MGA_SGN, scandir, + MGA_MACCESS, dev_priv->maccess, + MGA_AR5, blit->ydir * blit->src_pitch, + MGA_PITCH, blit->dst_pitch ); + + for ( i = 0 ; i < nbox ; i++ ) { + int srcx = pbox[i].x1 + blit->delta_sx; + int srcy = pbox[i].y1 + blit->delta_sy; + int dstx = pbox[i].x1 + blit->delta_dx; + int dsty = pbox[i].y1 + blit->delta_dy; + int h = pbox[i].y2 - pbox[i].y1; + int w = pbox[i].x2 - pbox[i].x1 - 1; + int start; + + if ( blit->ydir == -1 ) { + srcy = blit->height - srcy - 1; + } + + start = srcy * blit->src_pitch + srcx; + + DMA_BLOCK( MGA_AR0, start + w, + MGA_AR3, start, + MGA_FXBNDRY, ((dstx + w) << 16) | (dstx & 0xffff), + MGA_YDSTLEN + MGA_EXEC, (dsty << 16) | h ); + } + + /* Do something to flush AGP? + */ + + /* Force reset of DWGCTL */ + DMA_BLOCK( MGA_DMAPAD, 0x00000000, + MGA_PLNWT, ctx->plnwt, + MGA_PITCH, dev_priv->front_pitch, + MGA_DWGCTL, ctx->dwgctl ); + + ADVANCE_DMA(); +} + + +/* ================================================================ + * + */ + +int mga_dma_clear( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_mga_private_t *dev_priv = dev->dev_private; + drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_mga_clear_t clear; + + LOCK_TEST_WITH_RETURN( dev ); + + DRM_COPY_FROM_USER_IOCTL( clear, (drm_mga_clear_t *)data, sizeof(clear) ); + + if ( sarea_priv->nbox > MGA_NR_SAREA_CLIPRECTS ) + sarea_priv->nbox = MGA_NR_SAREA_CLIPRECTS; + + WRAP_TEST_WITH_RETURN( dev_priv ); + + mga_dma_dispatch_clear( dev, &clear ); + + /* Make sure we restore the 3D state next time. + */ + dev_priv->sarea_priv->dirty |= MGA_UPLOAD_CONTEXT; + + return 0; +} + +int mga_dma_swap( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_mga_private_t *dev_priv = dev->dev_private; + drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; + + LOCK_TEST_WITH_RETURN( dev ); + + if ( sarea_priv->nbox > MGA_NR_SAREA_CLIPRECTS ) + sarea_priv->nbox = MGA_NR_SAREA_CLIPRECTS; + + WRAP_TEST_WITH_RETURN( dev_priv ); + + mga_dma_dispatch_swap( dev ); + + /* Make sure we restore the 3D state next time. + */ + dev_priv->sarea_priv->dirty |= MGA_UPLOAD_CONTEXT; + + return 0; +} + +int mga_dma_vertex( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_mga_private_t *dev_priv = dev->dev_private; + drm_device_dma_t *dma = dev->dma; + drm_buf_t *buf; + drm_mga_buf_priv_t *buf_priv; + drm_mga_vertex_t vertex; + + LOCK_TEST_WITH_RETURN( dev ); + + DRM_COPY_FROM_USER_IOCTL( vertex, + (drm_mga_vertex_t *)data, + sizeof(vertex) ); + + if(vertex.idx < 0 || vertex.idx > dma->buf_count) return DRM_ERR(EINVAL); + buf = dma->buflist[vertex.idx]; + buf_priv = buf->dev_private; + + buf->used = vertex.used; + buf_priv->discard = vertex.discard; + + if ( !mga_verify_state( dev_priv ) ) { + if ( vertex.discard ) { + if ( buf_priv->dispatched == 1 ) + AGE_BUFFER( buf_priv ); + buf_priv->dispatched = 0; + mga_freelist_put( dev, buf ); + } + return DRM_ERR(EINVAL); + } + + WRAP_TEST_WITH_RETURN( dev_priv ); + + mga_dma_dispatch_vertex( dev, buf ); + + return 0; +} + +int mga_dma_indices( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_mga_private_t *dev_priv = dev->dev_private; + drm_device_dma_t *dma = dev->dma; + drm_buf_t *buf; + drm_mga_buf_priv_t *buf_priv; + drm_mga_indices_t indices; + + LOCK_TEST_WITH_RETURN( dev ); + + DRM_COPY_FROM_USER_IOCTL( indices, + (drm_mga_indices_t *)data, + sizeof(indices) ); + + if(indices.idx < 0 || indices.idx > dma->buf_count) return DRM_ERR(EINVAL); + + buf = dma->buflist[indices.idx]; + buf_priv = buf->dev_private; + + buf_priv->discard = indices.discard; + + if ( !mga_verify_state( dev_priv ) ) { + if ( indices.discard ) { + if ( buf_priv->dispatched == 1 ) + AGE_BUFFER( buf_priv ); + buf_priv->dispatched = 0; + mga_freelist_put( dev, buf ); + } + return DRM_ERR(EINVAL); + } + + WRAP_TEST_WITH_RETURN( dev_priv ); + + mga_dma_dispatch_indices( dev, buf, indices.start, indices.end ); + + return 0; +} + +int mga_dma_iload( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_device_dma_t *dma = dev->dma; + drm_mga_private_t *dev_priv = dev->dev_private; + drm_buf_t *buf; + drm_mga_buf_priv_t *buf_priv; + drm_mga_iload_t iload; + DRM_DEBUG( "\n" ); + + LOCK_TEST_WITH_RETURN( dev ); + + DRM_COPY_FROM_USER_IOCTL( iload, (drm_mga_iload_t *)data, sizeof(iload) ); + +#if 0 + if ( mga_do_wait_for_idle( dev_priv ) < 0 ) { + if ( MGA_DMA_DEBUG ) + DRM_INFO( "%s: -EBUSY\n", __FUNCTION__ ); + return DRM_ERR(EBUSY); + } +#endif + if(iload.idx < 0 || iload.idx > dma->buf_count) return DRM_ERR(EINVAL); + + buf = dma->buflist[iload.idx]; + buf_priv = buf->dev_private; + + if ( mga_verify_iload( dev_priv, iload.dstorg, iload.length ) ) { + mga_freelist_put( dev, buf ); + return DRM_ERR(EINVAL); + } + + WRAP_TEST_WITH_RETURN( dev_priv ); + + mga_dma_dispatch_iload( dev, buf, iload.dstorg, iload.length ); + + /* Make sure we restore the 3D state next time. + */ + dev_priv->sarea_priv->dirty |= MGA_UPLOAD_CONTEXT; + + return 0; +} + +int mga_dma_blit( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_mga_private_t *dev_priv = dev->dev_private; + drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_mga_blit_t blit; + DRM_DEBUG( "\n" ); + + LOCK_TEST_WITH_RETURN( dev ); + + DRM_COPY_FROM_USER_IOCTL( blit, (drm_mga_blit_t *)data, sizeof(blit) ); + + if ( sarea_priv->nbox > MGA_NR_SAREA_CLIPRECTS ) + sarea_priv->nbox = MGA_NR_SAREA_CLIPRECTS; + + if ( mga_verify_blit( dev_priv, blit.srcorg, blit.dstorg ) ) + return DRM_ERR(EINVAL); + + WRAP_TEST_WITH_RETURN( dev_priv ); + + mga_dma_dispatch_blit( dev, &blit ); + + /* Make sure we restore the 3D state next time. + */ + dev_priv->sarea_priv->dirty |= MGA_UPLOAD_CONTEXT; + + return 0; +} + +int mga_getparam( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_mga_private_t *dev_priv = dev->dev_private; + drm_mga_getparam_t param; + int value; + + if ( !dev_priv ) { + DRM_ERROR( "%s called with no initialization\n", __FUNCTION__ ); + return DRM_ERR(EINVAL); + } + + DRM_COPY_FROM_USER_IOCTL( param, (drm_mga_getparam_t *)data, + sizeof(param) ); + + DRM_DEBUG( "pid=%d\n", DRM_CURRENTPID ); + + switch( param.param ) { + case MGA_PARAM_IRQ_NR: + value = dev->irq; + break; + default: + return DRM_ERR(EINVAL); + } + + if ( DRM_COPY_TO_USER( param.value, &value, sizeof(int) ) ) { + DRM_ERROR( "copy_to_user\n" ); + return DRM_ERR(EFAULT); + } + + return 0; +} Index: dev/drm/mga_ucode.h =================================================================== RCS file: dev/drm/mga_ucode.h diff -N dev/drm/mga_ucode.h --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/mga_ucode.h 12 Mar 2003 00:15:11 -0000 @@ -0,0 +1,11647 @@ +/* mga_ucode.h -- Matrox G200/G400 WARP engine microcode -*- linux-c -*- + * Created: Thu Jan 11 21:20:43 2001 by gareth@valinux.com + * + * Copyright 1999 Matrox Graphics Inc. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * MATROX GRAPHICS INC., OR ANY OTHER CONTRIBUTORS BE LIABLE FOR ANY CLAIM, + * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR + * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE + * OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + * Kernel-based WARP engine management: + * Gareth Hughes + * + * $FreeBSD: src/sys/dev/drm/mga_ucode.h,v 1.1 2002/04/27 20:47:57 anholt Exp $ + */ + +/* + * WARP pipes are named according to the functions they perform, where: + * + * - T stands for computation of texture stage 0 + * - T2 stands for computation of both texture stage 0 and texture stage 1 + * - G stands for computation of triangle intensity (Gouraud interpolation) + * - Z stands for computation of Z buffer interpolation + * - S stands for computation of specular highlight + * - A stands for computation of the alpha channel + * - F stands for computation of vertex fog interpolation + */ + +static unsigned char warp_g200_tgz[] = { + 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0x22, 0xBD, + +0x9F, 0x41, 0x49, 0xBD, +0x00, 0x80, 0x00, 0xE8, + +0x25, 0x41, 0x49, 0xBD, +0x2D, 0x41, 0x51, 0xBD, + +0x0D, 0x80, 0x07, 0xEA, +0x00, 0x80, 0x00, 0xE8, + +0x35, 0x40, 0x48, 0xBD, +0x3D, 0x40, 0x50, 0xBD, + +0x00, 0x80, 0x00, 0xE8, +0x25, 0x30, +0x2D, 0x30, + +0x35, 0x30, +0xB5, 0x30, +0xBD, 0x30, +0x3D, 0x30, + +0x9C, 0xA7, 0x5B, 0x9F, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0x00, 0xE8, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0x00, 0xE8, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0x00, 0xE8, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0x00, 0xE8, +0x00, 0x80, 0x00, 0xE8, + +0x6B, 0xFF, 0x0A, 0xEA, +0x00, 0x80, 0x00, 0xE8, + +0xC9, 0x41, 0xC8, 0xEC, +0x42, 0xE1, +0x00, 0xE0, + +0x69, 0xFF, 0x20, 0xEA, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0x00, 0xE8, +0x00, 0x80, 0x00, 0xE8, + +0xC8, 0x40, 0xC0, 0xEC, +0x00, 0x80, 0x00, 0xE8, + +0x66, 0xFF, 0x20, 0xEA, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0x00, 0xE8, +0x00, 0x80, 0x00, 0xE8, + +}; + +static unsigned char warp_g200_tgzsa[] = { + +0x00, 0x80, 0x00, 0xE8, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0x00, 0xE8, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0x00, 0xE8, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0x00, 0xE8, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0x00, 0xE8, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0x00, 0xE8, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0x00, 0xE8, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0x00, 0xE8, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0x00, 0xE8, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0x00, 0xE8, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0x00, 0xE8, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0x00, 0xE8, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0x00, 0xE8, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x98, 0xA0, 0xE9, +0x40, 0x40, 0xD8, 0xEC, + +0xFF, 0x80, 0xC0, 0xE9, +0x00, 0x80, 0x00, 0xE8, + +0x1F, 0xD7, 0x18, 0xBD, +0x3F, 0xD7, 0x22, 0xBD, + +0x81, 0x04, +0x89, 0x04, +0x01, 0x04, +0x09, 0x04, + +0xC9, 0x41, 0xC0, 0xEC, +0x11, 0x04, +0x00, 0xE0, + +0x41, 0xCC, 0x41, 0xCD, +0x49, 0xCC, 0x49, 0xCD, + 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0xE8, + +0x00, 0x80, 0x00, 0xE8, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0x00, 0xE8, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0x00, 0xE8, +0x00, 0x80, 0x00, 0xE8, + +0x62, 0xFF, 0x0A, 0xEA, +0x00, 0x80, 0x00, 0xE8, + +0xC9, 0x41, 0xC8, 0xEC, +0x42, 0xE1, +0x00, 0xE0, + +0x60, 0xFF, 0x20, 0xEA, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0x00, 0xE8, +0x00, 0x80, 0x00, 0xE8, + +0xC8, 0x40, 0xC0, 0xEC, +0x00, 0x80, 0x00, 0xE8, + +0x5D, 0xFF, 0x20, 0xEA, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0x00, 0xE8, +0x00, 0x80, 0x00, 0xE8, + +}; + +static unsigned char warp_g200_tgzsf[] = { + +0x00, 0x80, 0x00, 0xE8, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0x00, 0xE8, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0x00, 0xE8, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0x00, 0xE8, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0x00, 0xE8, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0x00, 0xE8, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0x00, 0xE8, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0x00, 0xE8, +0x00, 0x80, 0x00, 0xE8, + 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0xE9, +0x00, 0x80, 0x00, 0xE8, + +0x31, 0x80, 0x4F, 0xE9, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0x00, 0xE8, +0x57, 0x39, 0x20, 0xE9, + +0x16, 0x28, 0x20, 0xE9, +0x1D, 0x3B, 0x20, 0xE9, + +0x1E, 0x2B, 0x20, 0xE9, +0x2B, 0x32, 0x20, 0xE9, + +0x1C, 0x23, 0x20, 0xE9, +0x57, 0x36, 0x20, 0xE9, + +0x00, 0x80, 0xA0, 0xE9, +0x40, 0x40, 0xD8, 0xEC, + +0xFF, 0x80, 0xC0, 0xE9, +0x90, 0xE2, +0x00, 0xE0, + +0x68, 0xFF, 0x20, 0xEA, +0x19, 0xC8, 0xC1, 0xCD, + +0x1F, 0xD7, 0x18, 0xBD, +0x3F, 0xD7, 0x22, 0xBD, + +0x9F, 0x41, 0x49, 0xBD, +0x00, 0x80, 0x00, 0xE8, + +0x25, 0x41, 0x49, 0xBD, +0x2D, 0x41, 0x51, 0xBD, + +0x0D, 0x80, 0x07, 0xEA, +0x00, 0x80, 0x00, 0xE8, + +0x35, 0x40, 0x48, 0xBD, +0x3D, 0x40, 0x50, 0xBD, + +0x00, 0x80, 0x00, 0xE8, +0x25, 0x30, +0x2D, 0x30, + +0x35, 0x30, +0xB5, 0x30, +0xBD, 0x30, +0x3D, 0x30, + +0x9C, 0xA7, 0x5B, 0x9F, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0x00, 0xE8, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0x00, 0xE8, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0x00, 0xE8, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0x00, 0xE8, +0x00, 0x80, 0x00, 0xE8, + +0x67, 0xFF, 0x0A, 0xEA, +0x00, 0x80, 0x00, 0xE8, + +0xC9, 0x41, 0xC8, 0xEC, +0x42, 0xE1, +0x00, 0xE0, + +0x65, 0xFF, 0x20, 0xEA, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0x00, 0xE8, +0x00, 0x80, 0x00, 0xE8, + +0xC8, 0x40, 0xC0, 0xEC, +0x00, 0x80, 0x00, 0xE8, + +0x62, 0xFF, 0x20, 0xEA, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0x00, 0xE8, +0x00, 0x80, 0x00, 0xE8, + +}; + +static unsigned char warp_g400_t2gz[] = { + +0x00, 0x8A, 0x98, 0xE9, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0xA0, 0xE9, +0x00, 0x00, 0xD8, 0xEC, + +0xFF, 0x80, 0xC0, 0xE9, +0x00, 0x80, 0x00, 0xE8, + +0x0A, 0x40, 0x50, 0xBF, +0x2A, 0x40, 0x60, 0xBF, + +0x32, 0x41, 0x51, 0xBF, +0x3A, 0x41, 0x61, 0xBF, + +0xC3, 0x6B, +0xD3, 0x6B, +0x00, 0x8A, 0x98, 0xE9, + +0x73, 0x7B, 0xC8, 0xEC, +0x96, 0xE2, +0x41, 0x04, + +0x7B, 0x43, 0xA0, 0xE8, +0x73, 0x53, 0xA0, 0xE8, + +0xAD, 0xEE, 0x23, 0x9F, +0x00, 0xE0, +0x51, 0x04, + +0x90, 0xE2, +0x61, 0x04, +0x31, 0x46, 0xB1, 0xE8, + +0x51, 0x41, 0xE0, 0xEC, +0x39, 0x67, 0xB1, 0xE8, + +0x00, 0x04, +0x46, 0xE2, +0x73, 0x63, 0xA0, 0xE8, + +0x61, 0x41, 0xE0, 0xEC, +0x31, 0x00, +0x39, 0x00, + +0x78, 0x80, 0x15, 0xEA, +0x10, 0x04, +0x20, 0x04, + +0x61, 0x51, 0xE0, 0xEC, +0x2F, 0x41, 0x60, 0xEA, + +0x31, 0x20, +0x39, 0x20, +0x1F, 0x42, 0xA0, 0xE8, + +0x2A, 0x42, 0x52, 0xBF, +0x0F, 0x52, 0xA0, 0xE8, + +0x1A, 0x42, 0x62, 0xBF, +0x1E, 0x51, 0x60, 0xEA, + +0x73, 0x7B, 0xC8, 0xEC, +0x0E, 0x61, 0x60, 0xEA, + +0x32, 0x40, 0x50, 0xBD, +0x22, 0x40, 0x60, 0xBD, + +0x12, 0x41, 0x51, 0xBD, +0x3A, 0x41, 0x61, 0xBD, + +0xBF, 0x2F, 0x0E, 0xBD, +0x97, 0xE2, +0x7B, 0x72, + +0x32, 0x20, +0x22, 0x20, +0x12, 0x20, +0x3A, 0x20, + +0x35, 0x48, 0xB1, 0xE8, +0x3D, 0x59, 0xB1, 0xE8, + +0x46, 0x31, 0x46, 0xBF, +0x56, 0x31, 0x56, 0xBF, + +0xB3, 0xE2, 0x2D, 0x9F, +0x00, 0x80, 0x00, 0xE8, + +0x66, 0x31, 0x66, 0xBF, +0x47, 0x39, 0x47, 0xBF, + +0x57, 0x39, 0x57, 0xBF, +0x67, 0x39, 0x67, 0xBF, + +0x69, 0x80, 0x07, 0xEA, +0x24, 0x41, 0x20, 0xE9, + +0x35, 0x00, +0x3D, 0x00, +0x00, 0xE0, +0x2D, 0x73, + +0x33, 0x72, +0x0C, 0xE3, +0x8D, 0x2F, 0x1E, 0xBD, + +0x43, 0x75, 0xF8, 0xEC, +0x35, 0x20, +0x3D, 0x20, + +0x43, 0x43, 0x2D, 0xDF, +0x53, 0x53, 0x2D, 0xDF, + +0xAE, 0x1E, 0x0E, 0xBD, +0x58, 0xE3, +0x33, 0x66, + +0x48, 0x35, 0x48, 0xBF, +0x58, 0x35, 0x58, 0xBF, + +0x68, 0x35, 0x68, 0xBF, +0x49, 0x3D, 0x49, 0xBF, + +0x59, 0x3D, 0x59, 0xBF, +0x69, 0x3D, 0x69, 0xBF, + +0x63, 0x63, 0x2D, 0xDF, +0x4D, 0x7D, 0xF8, 0xEC, + +0x59, 0xE3, +0x00, 0xE0, +0xB8, 0x38, 0x33, 0xBF, + +0x2D, 0x73, +0x30, 0x76, +0x18, 0x3A, 0x41, 0xE9, + +0x3F, 0x53, 0xA0, 0xE8, +0x05, 0x80, 0x3D, 0xEA, + +0x37, 0x43, 0xA0, 0xE8, +0x3D, 0x63, 0xA0, 0xE8, + +0x50, 0x70, 0xF8, 0xEC, +0x2B, 0x50, 0x3C, 0xE9, + +0x1F, 0x0F, 0xBC, 0xE8, +0x00, 0x80, 0x00, 0xE8, + +0x59, 0x78, 0xF8, 0xEC, +0x00, 0x80, 0x00, 0xE8, + +0x15, 0xC0, 0x20, 0xE9, +0x15, 0xC0, 0x20, 0xE9, + +0x15, 0xC0, 0x20, 0xE9, +0x15, 0xC0, 0x20, 0xE9, + +0x1E, 0x12, 0x41, 0xE9, +0x1A, 0x22, 0x41, 0xE9, + +0x46, 0x37, 0x46, 0xDF, +0x56, 0x3F, 0x56, 0xDF, + +0x2B, 0x40, 0x3D, 0xE9, +0x66, 0x3D, 0x66, 0xDF, + +0x1D, 0x32, 0x41, 0xE9, +0x67, 0x3D, 0x67, 0xDF, + +0x47, 0x37, 0x47, 0xDF, +0x57, 0x3F, 0x57, 0xDF, + +0x2A, 0x40, 0x20, 0xE9, +0x59, 0x3F, 0x59, 0xDF, + +0x16, 0x30, 0x20, 0xE9, +0x69, 0x3D, 0x69, 0xDF, + +0x48, 0x37, 0x48, 0xDF, +0x58, 0x3F, 0x58, 0xDF, + +0x12, 0x12, 0x2D, 0xDF, +0x22, 0x22, 0x2D, 0xDF, + +0x32, 0x32, 0x2D, 0xDF, +0x3A, 0x3A, 0x2D, 0xDF, + +0x68, 0x3D, 0x68, 0xDF, +0x49, 0x37, 0x49, 0xDF, + +0x3D, 0xCF, 0x74, 0xC0, +0x37, 0xCF, 0x74, 0xC4, + +0x31, 0x53, 0x2F, 0x9F, +0x34, 0x80, 0x20, 0xE9, + +0x39, 0xE5, 0x2C, 0x9F, +0x3C, 0x3D, 0x20, 0xE9, + +0x0A, 0x44, 0x54, 0xB0, +0x02, 0x44, 0x64, 0xB0, + +0x2A, 0x44, 0x54, 0xB2, +0x1A, 0x44, 0x64, 0xB2, + +0x25, 0x80, 0x3A, 0xEA, +0x0A, 0x20, +0x02, 0x20, + +0x3D, 0xCF, 0x74, 0xC2, +0x2A, 0x20, +0x1A, 0x20, + +0x30, 0x50, 0x2E, 0x9F, +0x32, 0x31, 0x5F, 0xE9, + +0x38, 0x21, 0x2C, 0x9F, +0x33, 0x39, 0x5F, 0xE9, + +0x31, 0x53, 0x2F, 0x9F, +0x00, 0x80, 0x00, 0xE8, + +0x2A, 0x44, 0x54, 0xB4, +0x1A, 0x44, 0x64, 0xB4, + +0x39, 0xE5, 0x2C, 0x9F, +0x38, 0x3D, 0x20, 0xE9, + +0x88, 0x73, 0x5E, 0xE9, +0x2A, 0x20, +0x1A, 0x20, + +0x2A, 0x46, 0x56, 0xBF, +0x1A, 0x46, 0x66, 0xBF, + +0x31, 0x53, 0x2F, 0x9F, +0x3E, 0x30, 0x4F, 0xE9, + +0x39, 0xE5, 0x2C, 0x9F, +0x3F, 0x38, 0x4F, 0xE9, + +0x0A, 0x47, 0x57, 0xBF, +0x02, 0x47, 0x67, 0xBF, + +0x31, 0x53, 0x2F, 0x9F, +0x3A, 0x31, 0x4F, 0xE9, + +0x39, 0xE5, 0x2C, 0x9F, +0x3B, 0x39, 0x4F, 0xE9, + +0x2A, 0x43, 0x53, 0xBF, +0x1A, 0x43, 0x63, 0xBF, + +0x30, 0x50, 0x2E, 0x9F, +0x36, 0x31, 0x4F, 0xE9, + +0x38, 0x21, 0x2C, 0x9F, +0x37, 0x39, 0x4F, 0xE9, + +0x0A, 0x48, 0x58, 0xBF, +0x02, 0x48, 0x68, 0xBF, + +0x31, 0x53, 0x2F, 0x9F, +0x80, 0x31, 0x57, 0xE9, + +0x39, 0xE5, 0x2C, 0x9F, +0x81, 0x39, 0x57, 0xE9, + +0x2A, 0x49, 0x59, 0xBF, +0x1A, 0x49, 0x69, 0xBF, + +0x30, 0x50, 0x2E, 0x9F, +0x82, 0x30, 0x57, 0xE9, + +0x38, 0x21, 0x2C, 0x9F, +0x83, 0x38, 0x57, 0xE9, + +0x31, 0x53, 0x2F, 0x9F, +0x84, 0x31, 0x5E, 0xE9, + +0x39, 0xE5, 0x2C, 0x9F, +0x85, 0x39, 0x5E, 0xE9, + +0x86, 0x76, 0x57, 0xE9, +0x8A, 0x36, 0x20, 0xE9, + +0x87, 0x77, 0x57, 0xE9, +0x8B, 0x3E, 0xBF, 0xEA, + +0x80, 0x30, 0x57, 0xE9, +0x81, 0x38, 0x57, 0xE9, + +0x82, 0x31, 0x57, 0xE9, +0x86, 0x78, 0x57, 0xE9, + +0x83, 0x39, 0x57, 0xE9, +0x87, 0x79, 0x57, 0xE9, + +0x30, 0x1F, 0x5F, 0xE9, +0x8A, 0x34, 0x20, 0xE9, + +0x8B, 0x3C, 0x20, 0xE9, +0x37, 0x50, 0x60, 0xBD, + +0x57, 0x0D, 0x20, 0xE9, +0x35, 0x51, 0x61, 0xBD, + +0x2B, 0x50, 0x20, 0xE9, +0x1D, 0x37, 0xE1, 0xEA, + +0x1E, 0x35, 0xE1, 0xEA, +0x00, 0xE0, +0x0E, 0x77, + +0x24, 0x51, 0x20, 0xE9, +0x9F, 0xFF, 0x20, 0xEA, + +0x16, 0x0E, 0x20, 0xE9, +0x57, 0x2E, 0xBF, 0xEA, + +0x0B, 0x46, 0xA0, 0xE8, +0x1B, 0x56, 0xA0, 0xE8, + +0x2B, 0x66, 0xA0, 0xE8, +0x0C, 0x47, 0xA0, 0xE8, + +0x1C, 0x57, 0xA0, 0xE8, +0x2C, 0x67, 0xA0, 0xE8, + +0x0B, 0x00, +0x1B, 0x00, +0x2B, 0x00, +0x00, 0xE0, + +0x0C, 0x00, +0x1C, 0x00, +0x2C, 0x00, +0x00, 0xE0, + +0x0B, 0x65, +0x1B, 0x65, +0x2B, 0x65, +0x00, 0xE0, + +0x0C, 0x65, +0x1C, 0x65, +0x2C, 0x65, +0x00, 0xE0, + +0x0B, 0x1B, 0x60, 0xEC, +0x36, 0xD7, 0x36, 0xAD, + +0x2B, 0x80, 0x60, 0xEC, +0x0C, 0x1C, 0x60, 0xEC, + +0x3E, 0xD7, 0x3E, 0xAD, +0x2C, 0x80, 0x60, 0xEC, + +0x0B, 0x2B, 0xDE, 0xE8, +0x1B, 0x80, 0xDE, 0xE8, + +0x36, 0x80, 0x36, 0xBD, +0x3E, 0x80, 0x3E, 0xBD, + +0x33, 0xD7, 0x0B, 0xBD, +0x3B, 0xD7, 0x1B, 0xBD, + +0x46, 0x80, 0x46, 0xCF, +0x57, 0x80, 0x57, 0xCF, + +0x66, 0x33, 0x66, 0xCF, +0x47, 0x3B, 0x47, 0xCF, + +0x56, 0x33, 0x56, 0xCF, +0x67, 0x3B, 0x67, 0xCF, + +0x0B, 0x48, 0xA0, 0xE8, +0x1B, 0x58, 0xA0, 0xE8, + +0x2B, 0x68, 0xA0, 0xE8, +0x0C, 0x49, 0xA0, 0xE8, + +0x1C, 0x59, 0xA0, 0xE8, +0x2C, 0x69, 0xA0, 0xE8, + +0x0B, 0x00, +0x1B, 0x00, +0x2B, 0x00, +0x00, 0xE0, + +0x0C, 0x00, +0x1C, 0x00, +0x2C, 0x00, +0x00, 0xE0, + +0x0B, 0x65, +0x1B, 0x65, +0x2B, 0x65, +0x00, 0xE0, + +0x0C, 0x65, +0x1C, 0x65, +0x2C, 0x65, +0x00, 0xE0, + +0x0B, 0x1B, 0x60, 0xEC, +0x34, 0xD7, 0x34, 0xAD, + +0x2B, 0x80, 0x60, 0xEC, +0x0C, 0x1C, 0x60, 0xEC, + +0x3C, 0xD7, 0x3C, 0xAD, +0x2C, 0x80, 0x60, 0xEC, + +0x0B, 0x2B, 0xDE, 0xE8, +0x1B, 0x80, 0xDE, 0xE8, + +0x34, 0x80, 0x34, 0xBD, +0x3C, 0x80, 0x3C, 0xBD, + +0x33, 0xD7, 0x0B, 0xBD, +0x3B, 0xD7, 0x1B, 0xBD, + +0x48, 0x80, 0x48, 0xCF, +0x59, 0x80, 0x59, 0xCF, + +0x68, 0x33, 0x68, 0xCF, +0x49, 0x3B, 0x49, 0xCF, + +0xBE, 0xFF, 0x20, 0xEA, +0x00, 0x80, 0x00, 0xE8, + +0x58, 0x33, 0x58, 0xCF, +0x69, 0x3B, 0x69, 0xCF, + +0x7D, 0xFF, 0x20, 0xEA, +0x57, 0xC0, 0xBF, 0xEA, + +0x00, 0x80, 0xA0, 0xE9, +0x00, 0x00, 0xD8, 0xEC, + +}; + +static unsigned char warp_g400_t2gza[] = { + +0x00, 0x8A, 0x98, 0xE9, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0xA0, 0xE9, +0x00, 0x00, 0xD8, 0xEC, + +0xFF, 0x80, 0xC0, 0xE9, +0x00, 0x80, 0x00, 0xE8, + +0x0A, 0x40, 0x50, 0xBF, +0x2A, 0x40, 0x60, 0xBF, + +0x32, 0x41, 0x51, 0xBF, +0x3A, 0x41, 0x61, 0xBF, + +0xC3, 0x6B, +0xD3, 0x6B, +0x00, 0x8A, 0x98, 0xE9, + +0x73, 0x7B, 0xC8, 0xEC, +0x96, 0xE2, +0x41, 0x04, + +0x7B, 0x43, 0xA0, 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+ +0x1C, 0x57, 0xA0, 0xE8, +0x2C, 0x67, 0xA0, 0xE8, + +0x0B, 0x00, +0x1B, 0x00, +0x2B, 0x00, +0x00, 0xE0, + +0x0C, 0x00, +0x1C, 0x00, +0x2C, 0x00, +0x00, 0xE0, + +0x0B, 0x65, +0x1B, 0x65, +0x2B, 0x65, +0x00, 0xE0, + +0x0C, 0x65, +0x1C, 0x65, +0x2C, 0x65, +0x00, 0xE0, + +0x0B, 0x1B, 0x60, 0xEC, +0x36, 0xD7, 0x36, 0xAD, + +0x2B, 0x80, 0x60, 0xEC, +0x0C, 0x1C, 0x60, 0xEC, + +0x3E, 0xD7, 0x3E, 0xAD, +0x2C, 0x80, 0x60, 0xEC, + +0x0B, 0x2B, 0xDE, 0xE8, +0x1B, 0x80, 0xDE, 0xE8, + +0x36, 0x80, 0x36, 0xBD, +0x3E, 0x80, 0x3E, 0xBD, + +0x33, 0xD7, 0x0B, 0xBD, +0x3B, 0xD7, 0x1B, 0xBD, + +0x46, 0x80, 0x46, 0xCF, +0x57, 0x80, 0x57, 0xCF, + +0x66, 0x33, 0x66, 0xCF, +0x47, 0x3B, 0x47, 0xCF, + +0x56, 0x33, 0x56, 0xCF, +0x67, 0x3B, 0x67, 0xCF, + +0x0B, 0x48, 0xA0, 0xE8, +0x1B, 0x58, 0xA0, 0xE8, + +0x2B, 0x68, 0xA0, 0xE8, +0x0C, 0x49, 0xA0, 0xE8, + +0x1C, 0x59, 0xA0, 0xE8, +0x2C, 0x69, 0xA0, 0xE8, + +0x0B, 0x00, +0x1B, 0x00, +0x2B, 0x00, +0x00, 0xE0, + +0x0C, 0x00, +0x1C, 0x00, +0x2C, 0x00, +0x00, 0xE0, + +0x0B, 0x65, +0x1B, 0x65, +0x2B, 0x65, +0x00, 0xE0, + +0x0C, 0x65, +0x1C, 0x65, +0x2C, 0x65, +0x00, 0xE0, + +0x0B, 0x1B, 0x60, 0xEC, +0x34, 0xD7, 0x34, 0xAD, + +0x2B, 0x80, 0x60, 0xEC, +0x0C, 0x1C, 0x60, 0xEC, + +0x3C, 0xD7, 0x3C, 0xAD, +0x2C, 0x80, 0x60, 0xEC, + +0x0B, 0x2B, 0xDE, 0xE8, +0x1B, 0x80, 0xDE, 0xE8, + +0x34, 0x80, 0x34, 0xBD, +0x3C, 0x80, 0x3C, 0xBD, + +0x33, 0xD7, 0x0B, 0xBD, +0x3B, 0xD7, 0x1B, 0xBD, + +0x48, 0x80, 0x48, 0xCF, +0x59, 0x80, 0x59, 0xCF, + +0x68, 0x33, 0x68, 0xCF, +0x49, 0x3B, 0x49, 0xCF, + +0xAD, 0xFF, 0x20, 0xEA, +0x00, 0x80, 0x00, 0xE8, + +0x58, 0x33, 0x58, 0xCF, +0x69, 0x3B, 0x69, 0xCF, + +0x6B, 0xFF, 0x20, 0xEA, +0x57, 0xC0, 0xBF, 0xEA, + +0x00, 0x80, 0xA0, 0xE9, +0x00, 0x00, 0xD8, 0xEC, + +}; + +static unsigned char warp_g400_t2gzsaf[] = { + +0x00, 0x8A, 0x98, 0xE9, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0xA0, 0xE9, +0x00, 0x00, 0xD8, 0xEC, + +0xFF, 0x80, 0xC0, 0xE9, +0x00, 0x80, 0x00, 0xE8, + +0x0A, 0x40, 0x50, 0xBF, +0x2A, 0x40, 0x60, 0xBF, + 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0x67, 0xCF, + +0x0B, 0x48, 0xA0, 0xE8, +0x1B, 0x58, 0xA0, 0xE8, + +0x2B, 0x68, 0xA0, 0xE8, +0x0C, 0x49, 0xA0, 0xE8, + +0x1C, 0x59, 0xA0, 0xE8, +0x2C, 0x69, 0xA0, 0xE8, + +0x0B, 0x00, +0x1B, 0x00, +0x2B, 0x00, +0x00, 0xE0, + +0x0C, 0x00, +0x1C, 0x00, +0x2C, 0x00, +0x00, 0xE0, + +0x0B, 0x65, +0x1B, 0x65, +0x2B, 0x65, +0x00, 0xE0, + +0x0C, 0x65, +0x1C, 0x65, +0x2C, 0x65, +0x00, 0xE0, + +0x0B, 0x1B, 0x60, 0xEC, +0x34, 0xD7, 0x34, 0xAD, + +0x2B, 0x80, 0x60, 0xEC, +0x0C, 0x1C, 0x60, 0xEC, + +0x3C, 0xD7, 0x3C, 0xAD, +0x2C, 0x80, 0x60, 0xEC, + +0x0B, 0x2B, 0xDE, 0xE8, +0x1B, 0x80, 0xDE, 0xE8, + +0x34, 0x80, 0x34, 0xBD, +0x3C, 0x80, 0x3C, 0xBD, + +0x33, 0xD7, 0x0B, 0xBD, +0x3B, 0xD7, 0x1B, 0xBD, + +0x48, 0x80, 0x48, 0xCF, +0x59, 0x80, 0x59, 0xCF, + +0x68, 0x33, 0x68, 0xCF, +0x49, 0x3B, 0x49, 0xCF, + +0xA9, 0xFF, 0x20, 0xEA, +0x00, 0x80, 0x00, 0xE8, + +0x58, 0x33, 0x58, 0xCF, +0x69, 0x3B, 0x69, 0xCF, + +0x67, 0xFF, 0x20, 0xEA, +0x57, 0xC0, 0xBF, 0xEA, + +0x00, 0x80, 0xA0, 0xE9, +0x00, 0x00, 0xD8, 0xEC, + +}; + +static unsigned char warp_g400_t2gzsf[] = { + +0x00, 0x8A, 0x98, 0xE9, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0xA0, 0xE9, +0x00, 0x00, 0xD8, 0xEC, + +0xFF, 0x80, 0xC0, 0xE9, +0x00, 0x80, 0x00, 0xE8, + +0x0A, 0x40, 0x50, 0xBF, +0x2A, 0x40, 0x60, 0xBF, + +0x32, 0x41, 0x51, 0xBF, +0x3A, 0x41, 0x61, 0xBF, + +0xC3, 0x6B, +0xD3, 0x6B, +0x00, 0x8A, 0x98, 0xE9, + +0x73, 0x7B, 0xC8, 0xEC, +0x96, 0xE2, +0x41, 0x04, + +0x7B, 0x43, 0xA0, 0xE8, +0x73, 0x53, 0xA0, 0xE8, + +0xAD, 0xEE, 0x23, 0x9F, +0x00, 0xE0, +0x51, 0x04, + +0x90, 0xE2, +0x61, 0x04, +0x31, 0x46, 0xB1, 0xE8, + +0x51, 0x41, 0xE0, 0xEC, +0x39, 0x67, 0xB1, 0xE8, + +0x00, 0x04, +0x46, 0xE2, +0x73, 0x63, 0xA0, 0xE8, + +0x61, 0x41, 0xE0, 0xEC, +0x31, 0x00, +0x39, 0x00, + +0x8A, 0x80, 0x15, 0xEA, +0x10, 0x04, +0x20, 0x04, + +0x61, 0x51, 0xE0, 0xEC, +0x2F, 0x41, 0x60, 0xEA, + +0x31, 0x20, +0x39, 0x20, +0x1F, 0x42, 0xA0, 0xE8, + +0x2A, 0x42, 0x52, 0xBF, +0x0F, 0x52, 0xA0, 0xE8, + +0x1A, 0x42, 0x62, 0xBF, +0x1E, 0x51, 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0xCF, +0x47, 0x3B, 0x47, 0xCF, + +0x56, 0x33, 0x56, 0xCF, +0x67, 0x3B, 0x67, 0xCF, + +0x0B, 0x48, 0xA0, 0xE8, +0x1B, 0x58, 0xA0, 0xE8, + +0x2B, 0x68, 0xA0, 0xE8, +0x0C, 0x49, 0xA0, 0xE8, + +0x1C, 0x59, 0xA0, 0xE8, +0x2C, 0x69, 0xA0, 0xE8, + +0x0B, 0x00, +0x1B, 0x00, +0x2B, 0x00, +0x00, 0xE0, + +0x0C, 0x00, +0x1C, 0x00, +0x2C, 0x00, +0x00, 0xE0, + +0x0B, 0x65, +0x1B, 0x65, +0x2B, 0x65, +0x00, 0xE0, + +0x0C, 0x65, +0x1C, 0x65, +0x2C, 0x65, +0x00, 0xE0, + +0x0B, 0x1B, 0x60, 0xEC, +0x34, 0xD7, 0x34, 0xAD, + +0x2B, 0x80, 0x60, 0xEC, +0x0C, 0x1C, 0x60, 0xEC, + +0x3C, 0xD7, 0x3C, 0xAD, +0x2C, 0x80, 0x60, 0xEC, + +0x0B, 0x2B, 0xDE, 0xE8, +0x1B, 0x80, 0xDE, 0xE8, + +0x34, 0x80, 0x34, 0xBD, +0x3C, 0x80, 0x3C, 0xBD, + +0x33, 0xD7, 0x0B, 0xBD, +0x3B, 0xD7, 0x1B, 0xBD, + +0x48, 0x80, 0x48, 0xCF, +0x59, 0x80, 0x59, 0xCF, + +0x68, 0x33, 0x68, 0xCF, +0x49, 0x3B, 0x49, 0xCF, + +0xAD, 0xFF, 0x20, 0xEA, +0x00, 0x80, 0x00, 0xE8, + +0x58, 0x33, 0x58, 0xCF, +0x69, 0x3B, 0x69, 0xCF, + +0x6B, 0xFF, 0x20, 0xEA, +0x57, 0xC0, 0xBF, 0xEA, + +0x00, 0x80, 0xA0, 0xE9, +0x00, 0x00, 0xD8, 0xEC, + +}; + +static unsigned char warp_g400_tgz[] = { + +0x00, 0x88, 0x98, 0xE9, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0xA0, 0xE9, +0x00, 0x00, 0xD8, 0xEC, + +0xFF, 0x80, 0xC0, 0xE9, +0x00, 0x80, 0x00, 0xE8, + +0x22, 0x40, 0x48, 0xBF, +0x2A, 0x40, 0x50, 0xBF, + +0x32, 0x41, 0x49, 0xBF, +0x3A, 0x41, 0x51, 0xBF, + +0xC3, 0x6B, +0xCB, 0x6B, +0x00, 0x88, 0x98, 0xE9, + +0x73, 0x7B, 0xC8, 0xEC, +0x96, 0xE2, +0x41, 0x04, + +0x7B, 0x43, 0xA0, 0xE8, +0x73, 0x4B, 0xA0, 0xE8, + +0xAD, 0xEE, 0x29, 0x9F, +0x00, 0xE0, +0x49, 0x04, + +0x90, 0xE2, +0x51, 0x04, +0x31, 0x46, 0xB1, 0xE8, + +0x49, 0x41, 0xC0, 0xEC, +0x39, 0x57, 0xB1, 0xE8, + +0x00, 0x04, +0x46, 0xE2, +0x73, 0x53, 0xA0, 0xE8, + +0x51, 0x41, 0xC0, 0xEC, +0x31, 0x00, +0x39, 0x00, + +0x58, 0x80, 0x15, 0xEA, +0x08, 0x04, +0x10, 0x04, + +0x51, 0x49, 0xC0, 0xEC, +0x2F, 0x41, 0x60, 0xEA, + +0x31, 0x20, +0x39, 0x20, +0x1F, 0x42, 0xA0, 0xE8, + +0x2A, 0x42, 0x4A, 0xBF, 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+0x00, 0x80, 0x00, 0xE8, + +0x4E, 0x33, 0x4E, 0xCF, +0x57, 0x3B, 0x57, 0xCF, + +0x99, 0xFF, 0x20, 0xEA, +0x57, 0xC0, 0xBF, 0xEA, + +0x00, 0x80, 0xA0, 0xE9, +0x00, 0x00, 0xD8, 0xEC, + +}; + +static unsigned char warp_g400_tgzaf[] = { + +0x00, 0x88, 0x98, 0xE9, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0xA0, 0xE9, +0x00, 0x00, 0xD8, 0xEC, + +0xFF, 0x80, 0xC0, 0xE9, +0x00, 0x80, 0x00, 0xE8, + +0x22, 0x40, 0x48, 0xBF, +0x2A, 0x40, 0x50, 0xBF, + +0x32, 0x41, 0x49, 0xBF, +0x3A, 0x41, 0x51, 0xBF, + +0xC3, 0x6B, +0xCB, 0x6B, +0x00, 0x88, 0x98, 0xE9, + +0x73, 0x7B, 0xC8, 0xEC, +0x96, 0xE2, +0x41, 0x04, + +0x7B, 0x43, 0xA0, 0xE8, +0x73, 0x4B, 0xA0, 0xE8, + +0xAD, 0xEE, 0x29, 0x9F, +0x00, 0xE0, +0x49, 0x04, + +0x90, 0xE2, +0x51, 0x04, +0x31, 0x46, 0xB1, 0xE8, + +0x49, 0x41, 0xC0, 0xEC, +0x39, 0x57, 0xB1, 0xE8, + +0x00, 0x04, +0x46, 0xE2, +0x73, 0x53, 0xA0, 0xE8, + +0x51, 0x41, 0xC0, 0xEC, +0x31, 0x00, +0x39, 0x00, + +0x61, 0x80, 0x15, 0xEA, +0x08, 0x04, +0x10, 0x04, + +0x51, 0x49, 0xC0, 0xEC, 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0x77, + +0x24, 0x49, 0x20, 0xE9, +0xA6, 0xFF, 0x20, 0xEA, + +0x16, 0x26, 0x20, 0xE9, +0x57, 0x2E, 0xBF, 0xEA, + +0x1C, 0x46, 0xA0, 0xE8, +0x23, 0x4E, 0xA0, 0xE8, + +0x2B, 0x56, 0xA0, 0xE8, +0x1D, 0x47, 0xA0, 0xE8, + +0x24, 0x4F, 0xA0, 0xE8, +0x2C, 0x57, 0xA0, 0xE8, + +0x1C, 0x00, +0x23, 0x00, +0x2B, 0x00, +0x00, 0xE0, + +0x1D, 0x00, +0x24, 0x00, +0x2C, 0x00, +0x00, 0xE0, + +0x1C, 0x65, +0x23, 0x65, +0x2B, 0x65, +0x00, 0xE0, + +0x1D, 0x65, +0x24, 0x65, +0x2C, 0x65, +0x00, 0xE0, + +0x1C, 0x23, 0x60, 0xEC, +0x36, 0xD7, 0x36, 0xAD, + +0x2B, 0x80, 0x60, 0xEC, +0x1D, 0x24, 0x60, 0xEC, + +0x3E, 0xD7, 0x3E, 0xAD, +0x2C, 0x80, 0x60, 0xEC, + +0x1C, 0x2B, 0xDE, 0xE8, +0x23, 0x80, 0xDE, 0xE8, + +0x36, 0x80, 0x36, 0xBD, +0x3E, 0x80, 0x3E, 0xBD, + +0x33, 0xD7, 0x1C, 0xBD, +0x3B, 0xD7, 0x23, 0xBD, + +0x46, 0x80, 0x46, 0xCF, +0x4F, 0x80, 0x4F, 0xCF, + +0x56, 0x33, 0x56, 0xCF, +0x47, 0x3B, 0x47, 0xCF, + +0xCD, 0xFF, 0x20, 0xEA, +0x00, 0x80, 0x00, 0xE8, + +0x4E, 0x33, 0x4E, 0xCF, +0x57, 0x3B, 0x57, 0xCF, + +0x94, 0xFF, 0x20, 0xEA, +0x57, 0xC0, 0xBF, 0xEA, + +0x00, 0x80, 0xA0, 0xE9, +0x00, 0x00, 0xD8, 0xEC, + +}; + +static unsigned char warp_g400_tgzf[] = { + +0x00, 0x88, 0x98, 0xE9, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0xA0, 0xE9, +0x00, 0x00, 0xD8, 0xEC, + +0xFF, 0x80, 0xC0, 0xE9, +0x00, 0x80, 0x00, 0xE8, + +0x22, 0x40, 0x48, 0xBF, +0x2A, 0x40, 0x50, 0xBF, + +0x32, 0x41, 0x49, 0xBF, +0x3A, 0x41, 0x51, 0xBF, + +0xC3, 0x6B, +0xCB, 0x6B, +0x00, 0x88, 0x98, 0xE9, + +0x73, 0x7B, 0xC8, 0xEC, +0x96, 0xE2, +0x41, 0x04, + +0x7B, 0x43, 0xA0, 0xE8, +0x73, 0x4B, 0xA0, 0xE8, + +0xAD, 0xEE, 0x29, 0x9F, +0x00, 0xE0, +0x49, 0x04, + +0x90, 0xE2, +0x51, 0x04, +0x31, 0x46, 0xB1, 0xE8, + +0x49, 0x41, 0xC0, 0xEC, +0x39, 0x57, 0xB1, 0xE8, + +0x00, 0x04, +0x46, 0xE2, +0x73, 0x53, 0xA0, 0xE8, + +0x51, 0x41, 0xC0, 0xEC, +0x31, 0x00, +0x39, 0x00, + +0x5D, 0x80, 0x15, 0xEA, +0x08, 0x04, +0x10, 0x04, + +0x51, 0x49, 0xC0, 0xEC, +0x2F, 0x41, 0x60, 0xEA, + +0x31, 0x20, +0x39, 0x20, +0x1F, 0x42, 0xA0, 0xE8, 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+ +0x2B, 0x56, 0xA0, 0xE8, +0x1D, 0x47, 0xA0, 0xE8, + +0x24, 0x4F, 0xA0, 0xE8, +0x2C, 0x57, 0xA0, 0xE8, + +0x1C, 0x00, +0x23, 0x00, +0x2B, 0x00, +0x00, 0xE0, + +0x1D, 0x00, +0x24, 0x00, +0x2C, 0x00, +0x00, 0xE0, + +0x1C, 0x65, +0x23, 0x65, +0x2B, 0x65, +0x00, 0xE0, + +0x1D, 0x65, +0x24, 0x65, +0x2C, 0x65, +0x00, 0xE0, + +0x1C, 0x23, 0x60, 0xEC, +0x36, 0xD7, 0x36, 0xAD, + +0x2B, 0x80, 0x60, 0xEC, +0x1D, 0x24, 0x60, 0xEC, + +0x3E, 0xD7, 0x3E, 0xAD, +0x2C, 0x80, 0x60, 0xEC, + +0x1C, 0x2B, 0xDE, 0xE8, +0x23, 0x80, 0xDE, 0xE8, + +0x36, 0x80, 0x36, 0xBD, +0x3E, 0x80, 0x3E, 0xBD, + +0x33, 0xD7, 0x1C, 0xBD, +0x3B, 0xD7, 0x23, 0xBD, + +0x46, 0x80, 0x46, 0xCF, +0x4F, 0x80, 0x4F, 0xCF, + +0x56, 0x33, 0x56, 0xCF, +0x47, 0x3B, 0x47, 0xCF, + +0xCA, 0xFF, 0x20, 0xEA, +0x00, 0x80, 0x00, 0xE8, + +0x4E, 0x33, 0x4E, 0xCF, +0x57, 0x3B, 0x57, 0xCF, + +0x90, 0xFF, 0x20, 0xEA, +0x57, 0xC0, 0xBF, 0xEA, + +0x00, 0x80, 0xA0, 0xE9, +0x00, 0x00, 0xD8, 0xEC, + +}; + +static unsigned char warp_g400_tgzsa[] = { + 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+0x35, 0x49, 0x51, 0xBD, + +0x84, 0x31, 0x5E, 0xE9, +0x30, 0x1F, 0x5F, 0xE9, + +0x85, 0x39, 0x5E, 0xE9, +0x57, 0x25, 0x20, 0xE9, + +0x2B, 0x48, 0x20, 0xE9, +0x1D, 0x37, 0xE1, 0xEA, + +0x1E, 0x35, 0xE1, 0xEA, +0x00, 0xE0, +0x26, 0x77, + +0x24, 0x49, 0x20, 0xE9, +0x9D, 0xFF, 0x20, 0xEA, + +0x16, 0x26, 0x20, 0xE9, +0x57, 0x2E, 0xBF, 0xEA, + +0x1C, 0x46, 0xA0, 0xE8, +0x23, 0x4E, 0xA0, 0xE8, + +0x2B, 0x56, 0xA0, 0xE8, +0x1D, 0x47, 0xA0, 0xE8, + +0x24, 0x4F, 0xA0, 0xE8, +0x2C, 0x57, 0xA0, 0xE8, + +0x1C, 0x00, +0x23, 0x00, +0x2B, 0x00, +0x00, 0xE0, + +0x1D, 0x00, +0x24, 0x00, +0x2C, 0x00, +0x00, 0xE0, + +0x1C, 0x65, +0x23, 0x65, +0x2B, 0x65, +0x00, 0xE0, + +0x1D, 0x65, +0x24, 0x65, +0x2C, 0x65, +0x00, 0xE0, + +0x1C, 0x23, 0x60, 0xEC, +0x36, 0xD7, 0x36, 0xAD, + +0x2B, 0x80, 0x60, 0xEC, +0x1D, 0x24, 0x60, 0xEC, + +0x3E, 0xD7, 0x3E, 0xAD, +0x2C, 0x80, 0x60, 0xEC, + +0x1C, 0x2B, 0xDE, 0xE8, +0x23, 0x80, 0xDE, 0xE8, + +0x36, 0x80, 0x36, 0xBD, +0x3E, 0x80, 0x3E, 0xBD, + +0x33, 0xD7, 0x1C, 0xBD, +0x3B, 0xD7, 0x23, 0xBD, + +0x46, 0x80, 0x46, 0xCF, +0x4F, 0x80, 0x4F, 0xCF, + +0x56, 0x33, 0x56, 0xCF, +0x47, 0x3B, 0x47, 0xCF, + +0xC5, 0xFF, 0x20, 0xEA, +0x00, 0x80, 0x00, 0xE8, + +0x4E, 0x33, 0x4E, 0xCF, +0x57, 0x3B, 0x57, 0xCF, + +0x8B, 0xFF, 0x20, 0xEA, +0x57, 0xC0, 0xBF, 0xEA, + +0x00, 0x80, 0xA0, 0xE9, +0x00, 0x00, 0xD8, 0xEC, + +}; + +static unsigned char warp_g400_tgzsaf[] = { + +0x00, 0x88, 0x98, 0xE9, +0x00, 0x80, 0x00, 0xE8, + +0x00, 0x80, 0xA0, 0xE9, +0x00, 0x00, 0xD8, 0xEC, + +0xFF, 0x80, 0xC0, 0xE9, +0x00, 0x80, 0x00, 0xE8, + +0x22, 0x40, 0x48, 0xBF, +0x2A, 0x40, 0x50, 0xBF, + +0x32, 0x41, 0x49, 0xBF, +0x3A, 0x41, 0x51, 0xBF, + +0xC3, 0x6B, +0xCB, 0x6B, +0x00, 0x88, 0x98, 0xE9, + +0x73, 0x7B, 0xC8, 0xEC, +0x96, 0xE2, +0x41, 0x04, + +0x7B, 0x43, 0xA0, 0xE8, +0x73, 0x4B, 0xA0, 0xE8, + +0xAD, 0xEE, 0x29, 0x9F, +0x00, 0xE0, +0x49, 0x04, + +0x90, 0xE2, +0x51, 0x04, +0x31, 0x46, 0xB1, 0xE8, + +0x49, 0x41, 0xC0, 0xEC, +0x39, 0x57, 0xB1, 0xE8, + +0x00, 0x04, +0x46, 0xE2, +0x73, 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0x49, 0x51, 0xBD, + +0x84, 0x31, 0x5E, 0xE9, +0x30, 0x1F, 0x5F, 0xE9, + +0x85, 0x39, 0x5E, 0xE9, +0x57, 0x25, 0x20, 0xE9, + +0x2B, 0x48, 0x20, 0xE9, +0x1D, 0x37, 0xE1, 0xEA, + +0x1E, 0x35, 0xE1, 0xEA, +0x00, 0xE0, +0x26, 0x77, + +0x24, 0x49, 0x20, 0xE9, +0x9D, 0xFF, 0x20, 0xEA, + +0x16, 0x26, 0x20, 0xE9, +0x57, 0x2E, 0xBF, 0xEA, + +0x1C, 0x46, 0xA0, 0xE8, +0x23, 0x4E, 0xA0, 0xE8, + +0x2B, 0x56, 0xA0, 0xE8, +0x1D, 0x47, 0xA0, 0xE8, + +0x24, 0x4F, 0xA0, 0xE8, +0x2C, 0x57, 0xA0, 0xE8, + +0x1C, 0x00, +0x23, 0x00, +0x2B, 0x00, +0x00, 0xE0, + +0x1D, 0x00, +0x24, 0x00, +0x2C, 0x00, +0x00, 0xE0, + +0x1C, 0x65, +0x23, 0x65, +0x2B, 0x65, +0x00, 0xE0, + +0x1D, 0x65, +0x24, 0x65, +0x2C, 0x65, +0x00, 0xE0, + +0x1C, 0x23, 0x60, 0xEC, +0x36, 0xD7, 0x36, 0xAD, + +0x2B, 0x80, 0x60, 0xEC, +0x1D, 0x24, 0x60, 0xEC, + +0x3E, 0xD7, 0x3E, 0xAD, +0x2C, 0x80, 0x60, 0xEC, + +0x1C, 0x2B, 0xDE, 0xE8, +0x23, 0x80, 0xDE, 0xE8, + +0x36, 0x80, 0x36, 0xBD, +0x3E, 0x80, 0x3E, 0xBD, + +0x33, 0xD7, 0x1C, 0xBD, +0x3B, 0xD7, 0x23, 0xBD, + +0x46, 0x80, 0x46, 0xCF, +0x4F, 0x80, 0x4F, 0xCF, + +0x56, 0x33, 0x56, 0xCF, +0x47, 0x3B, 0x47, 0xCF, + +0xC5, 0xFF, 0x20, 0xEA, +0x00, 0x80, 0x00, 0xE8, + +0x4E, 0x33, 0x4E, 0xCF, +0x57, 0x3B, 0x57, 0xCF, + +0x8B, 0xFF, 0x20, 0xEA, +0x57, 0xC0, 0xBF, 0xEA, + +0x00, 0x80, 0xA0, 0xE9, +0x00, 0x00, 0xD8, 0xEC, + +}; Index: dev/drm/mga_warp.c =================================================================== RCS file: dev/drm/mga_warp.c diff -N dev/drm/mga_warp.c --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/mga_warp.c 12 Mar 2003 00:15:11 -0000 @@ -0,0 +1,214 @@ +/* mga_warp.c -- Matrox G200/G400 WARP engine management -*- linux-c -*- + * Created: Thu Jan 11 21:29:32 2001 by gareth@valinux.com + * + * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: + * Gareth Hughes + * + * $FreeBSD: src/sys/dev/drm/mga_warp.c,v 1.4 2003/03/09 02:08:28 anholt Exp $ + */ + +#define __NO_VERSION__ +#include "dev/drm/mga.h" +#include "dev/drm/drmP.h" +#include "dev/drm/drm.h" +#include "dev/drm/mga_drm.h" +#include "dev/drm/mga_drv.h" +#include "dev/drm/mga_ucode.h" + + +#define MGA_WARP_CODE_ALIGN 256 /* in bytes */ + +#define WARP_UCODE_SIZE( which ) \ + ((sizeof(which) / MGA_WARP_CODE_ALIGN + 1) * MGA_WARP_CODE_ALIGN) + +#define WARP_UCODE_INSTALL( which, where ) \ +do { \ + DRM_DEBUG( " pcbase = 0x%08lx vcbase = %p\n", pcbase, vcbase );\ + dev_priv->warp_pipe_phys[where] = pcbase; \ + memcpy( vcbase, which, sizeof(which) ); \ + pcbase += WARP_UCODE_SIZE( which ); \ + vcbase += WARP_UCODE_SIZE( which ); \ +} while (0) + + +static unsigned int mga_warp_g400_microcode_size( drm_mga_private_t *dev_priv ) +{ + unsigned int size; + + size = ( WARP_UCODE_SIZE( warp_g400_tgz ) + + WARP_UCODE_SIZE( warp_g400_tgza ) + + WARP_UCODE_SIZE( warp_g400_tgzaf ) + + WARP_UCODE_SIZE( warp_g400_tgzf ) + + WARP_UCODE_SIZE( warp_g400_tgzs ) + + WARP_UCODE_SIZE( warp_g400_tgzsa ) + + WARP_UCODE_SIZE( warp_g400_tgzsaf ) + + WARP_UCODE_SIZE( warp_g400_tgzsf ) + + WARP_UCODE_SIZE( warp_g400_t2gz ) + + WARP_UCODE_SIZE( warp_g400_t2gza ) + + WARP_UCODE_SIZE( warp_g400_t2gzaf ) + + WARP_UCODE_SIZE( warp_g400_t2gzf ) + + WARP_UCODE_SIZE( warp_g400_t2gzs ) + + WARP_UCODE_SIZE( warp_g400_t2gzsa ) + + WARP_UCODE_SIZE( warp_g400_t2gzsaf ) + + WARP_UCODE_SIZE( warp_g400_t2gzsf ) ); + + size = PAGE_ALIGN( size ); + + DRM_DEBUG( "G400 ucode size = %d bytes\n", size ); + return size; +} + +static unsigned int mga_warp_g200_microcode_size( drm_mga_private_t *dev_priv ) +{ + unsigned int size; + + size = ( WARP_UCODE_SIZE( warp_g200_tgz ) + + WARP_UCODE_SIZE( warp_g200_tgza ) + + WARP_UCODE_SIZE( warp_g200_tgzaf ) + + WARP_UCODE_SIZE( warp_g200_tgzf ) + + WARP_UCODE_SIZE( warp_g200_tgzs ) + + WARP_UCODE_SIZE( warp_g200_tgzsa ) + + WARP_UCODE_SIZE( warp_g200_tgzsaf ) + + WARP_UCODE_SIZE( warp_g200_tgzsf ) ); + + size = PAGE_ALIGN( size ); + + DRM_DEBUG( "G200 ucode size = %d bytes\n", size ); + return size; +} + +static int mga_warp_install_g400_microcode( drm_mga_private_t *dev_priv ) +{ + unsigned char *vcbase = dev_priv->warp->handle; + unsigned long pcbase = dev_priv->warp->offset; + unsigned int size; + + size = mga_warp_g400_microcode_size( dev_priv ); + if ( size > dev_priv->warp->size ) { + DRM_ERROR( "microcode too large! (%u > %lu)\n", + size, dev_priv->warp->size ); + return DRM_ERR(ENOMEM); + } + + memset( dev_priv->warp_pipe_phys, 0, + sizeof(dev_priv->warp_pipe_phys) ); + + WARP_UCODE_INSTALL( warp_g400_tgz, MGA_WARP_TGZ ); + WARP_UCODE_INSTALL( warp_g400_tgzf, MGA_WARP_TGZF ); + WARP_UCODE_INSTALL( warp_g400_tgza, MGA_WARP_TGZA ); + WARP_UCODE_INSTALL( warp_g400_tgzaf, MGA_WARP_TGZAF ); + WARP_UCODE_INSTALL( warp_g400_tgzs, MGA_WARP_TGZS ); + WARP_UCODE_INSTALL( warp_g400_tgzsf, MGA_WARP_TGZSF ); + WARP_UCODE_INSTALL( warp_g400_tgzsa, MGA_WARP_TGZSA ); + WARP_UCODE_INSTALL( warp_g400_tgzsaf, MGA_WARP_TGZSAF ); + + WARP_UCODE_INSTALL( warp_g400_t2gz, MGA_WARP_T2GZ ); + WARP_UCODE_INSTALL( warp_g400_t2gzf, MGA_WARP_T2GZF ); + WARP_UCODE_INSTALL( warp_g400_t2gza, MGA_WARP_T2GZA ); + WARP_UCODE_INSTALL( warp_g400_t2gzaf, MGA_WARP_T2GZAF ); + WARP_UCODE_INSTALL( warp_g400_t2gzs, MGA_WARP_T2GZS ); + WARP_UCODE_INSTALL( warp_g400_t2gzsf, MGA_WARP_T2GZSF ); + WARP_UCODE_INSTALL( warp_g400_t2gzsa, MGA_WARP_T2GZSA ); + WARP_UCODE_INSTALL( warp_g400_t2gzsaf, MGA_WARP_T2GZSAF ); + + return 0; +} + +static int mga_warp_install_g200_microcode( drm_mga_private_t *dev_priv ) +{ + unsigned char *vcbase = dev_priv->warp->handle; + unsigned long pcbase = dev_priv->warp->offset; + unsigned int size; + + size = mga_warp_g200_microcode_size( dev_priv ); + if ( size > dev_priv->warp->size ) { + DRM_ERROR( "microcode too large! (%u > %lu)\n", + size, dev_priv->warp->size ); + return DRM_ERR(ENOMEM); + } + + memset( dev_priv->warp_pipe_phys, 0, + sizeof(dev_priv->warp_pipe_phys) ); + + WARP_UCODE_INSTALL( warp_g200_tgz, MGA_WARP_TGZ ); + WARP_UCODE_INSTALL( warp_g200_tgzf, MGA_WARP_TGZF ); + WARP_UCODE_INSTALL( warp_g200_tgza, MGA_WARP_TGZA ); + WARP_UCODE_INSTALL( warp_g200_tgzaf, MGA_WARP_TGZAF ); + WARP_UCODE_INSTALL( warp_g200_tgzs, MGA_WARP_TGZS ); + WARP_UCODE_INSTALL( warp_g200_tgzsf, MGA_WARP_TGZSF ); + WARP_UCODE_INSTALL( warp_g200_tgzsa, MGA_WARP_TGZSA ); + WARP_UCODE_INSTALL( warp_g200_tgzsaf, MGA_WARP_TGZSAF ); + + return 0; +} + +int mga_warp_install_microcode( drm_mga_private_t *dev_priv ) +{ + switch ( dev_priv->chipset ) { + case MGA_CARD_TYPE_G400: + return mga_warp_install_g400_microcode( dev_priv ); + case MGA_CARD_TYPE_G200: + return mga_warp_install_g200_microcode( dev_priv ); + default: + return DRM_ERR(EINVAL); + } +} + +#define WMISC_EXPECTED (MGA_WUCODECACHE_ENABLE | MGA_WMASTER_ENABLE) + +int mga_warp_init( drm_mga_private_t *dev_priv ) +{ + u32 wmisc; + + /* FIXME: Get rid of these damned magic numbers... + */ + switch ( dev_priv->chipset ) { + case MGA_CARD_TYPE_G400: + MGA_WRITE( MGA_WIADDR2, MGA_WMODE_SUSPEND ); + MGA_WRITE( MGA_WGETMSB, 0x00000E00 ); + MGA_WRITE( MGA_WVRTXSZ, 0x00001807 ); + MGA_WRITE( MGA_WACCEPTSEQ, 0x18000000 ); + break; + case MGA_CARD_TYPE_G200: + MGA_WRITE( MGA_WIADDR, MGA_WMODE_SUSPEND ); + MGA_WRITE( MGA_WGETMSB, 0x1606 ); + MGA_WRITE( MGA_WVRTXSZ, 7 ); + break; + default: + return DRM_ERR(EINVAL); + } + + MGA_WRITE( MGA_WMISC, (MGA_WUCODECACHE_ENABLE | + MGA_WMASTER_ENABLE | + MGA_WCACHEFLUSH_ENABLE) ); + wmisc = MGA_READ( MGA_WMISC ); + if ( wmisc != WMISC_EXPECTED ) { + DRM_ERROR( "WARP engine config failed! 0x%x != 0x%x\n", + wmisc, WMISC_EXPECTED ); + return DRM_ERR(EINVAL); + } + + return 0; +} Index: dev/drm/r128.h =================================================================== RCS file: dev/drm/r128.h diff -N dev/drm/r128.h --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/r128.h 12 Mar 2003 00:15:11 -0000 @@ -0,0 +1,116 @@ +/* r128.h -- ATI Rage 128 DRM template customization -*- linux-c -*- + * Created: Wed Feb 14 16:07:10 2001 by gareth@valinux.com + * + * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: + * Gareth Hughes + * + * $FreeBSD: src/sys/dev/drm/r128.h,v 1.2 2003/03/09 02:08:28 anholt Exp $ + */ + +#ifndef __R128_H__ +#define __R128_H__ + +/* This remains constant for all DRM template files. + */ +#define DRM(x) r128_##x + +/* General customization: + */ +#define __HAVE_AGP 1 +#define __MUST_HAVE_AGP 0 +#define __HAVE_MTRR 1 +#define __HAVE_CTX_BITMAP 1 +#define __HAVE_SG 1 +#define __HAVE_PCI_DMA 1 + +#define DRIVER_AUTHOR "Gareth Hughes, VA Linux Systems Inc." + +#define DRIVER_NAME "r128" +#define DRIVER_DESC "ATI Rage 128" +#define DRIVER_DATE "20021029" + +#define DRIVER_MAJOR 2 +#define DRIVER_MINOR 3 +#define DRIVER_PATCHLEVEL 0 + + +#define DRIVER_IOCTLS \ + [DRM_IOCTL_NR(DRM_IOCTL_DMA)] = { r128_cce_buffers, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_R128_INIT)] = { r128_cce_init, 1, 1 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_R128_CCE_START)] = { r128_cce_start, 1, 1 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_R128_CCE_STOP)] = { r128_cce_stop, 1, 1 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_R128_CCE_RESET)] = { r128_cce_reset, 1, 1 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_R128_CCE_IDLE)] = { r128_cce_idle, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_R128_RESET)] = { r128_engine_reset, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_R128_FULLSCREEN)] = { r128_fullscreen, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_R128_SWAP)] = { r128_cce_swap, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_R128_CLEAR)] = { r128_cce_clear, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_R128_VERTEX)] = { r128_cce_vertex, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_R128_INDICES)] = { r128_cce_indices, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_R128_BLIT)] = { r128_cce_blit, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_R128_DEPTH)] = { r128_cce_depth, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_R128_STIPPLE)] = { r128_cce_stipple, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_R128_INDIRECT)] = { r128_cce_indirect, 1, 1 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_R128_GETPARAM)] = { r128_getparam, 1, 0 }, + +/* Driver customization: + */ +#define DRIVER_PRERELEASE() do { \ + if ( dev->dev_private ) { \ + drm_r128_private_t *dev_priv = dev->dev_private; \ + if ( dev_priv->page_flipping ) { \ + r128_do_cleanup_pageflip( dev ); \ + } \ + } \ +} while (0) + +#define DRIVER_PRETAKEDOWN() do { \ + if ( dev->dev_private ) r128_do_cleanup_cce( dev ); \ +} while (0) + +/* DMA customization: + */ +#define __HAVE_DMA 1 +#define __HAVE_DMA_IRQ 1 +#define __HAVE_VBL_IRQ 1 +#define __HAVE_SHARED_IRQ 1 + +#if 0 +/* GH: Remove this for now... */ +#define __HAVE_DMA_QUIESCENT 1 +#define DRIVER_DMA_QUIESCENT() do { \ + drm_r128_private_t *dev_priv = dev->dev_private; \ + return r128_do_cce_idle( dev_priv ); \ +} while (0) +#endif + +/* Buffer customization: + */ +#define DRIVER_BUF_PRIV_T drm_r128_buf_priv_t + +#define DRIVER_AGP_BUFFERS_MAP( dev ) \ + ((drm_r128_private_t *)((dev)->dev_private))->buffers + +#endif Index: dev/drm/r128_cce.c =================================================================== RCS file: dev/drm/r128_cce.c diff -N dev/drm/r128_cce.c --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/r128_cce.c 12 Mar 2003 00:15:11 -0000 @@ -0,0 +1,1013 @@ +/* r128_cce.c -- ATI Rage 128 driver -*- linux-c -*- + * Created: Wed Apr 5 19:24:19 2000 by kevin@precisioninsight.com + * + * Copyright 2000 Precision Insight, Inc., Cedar Park, Texas. + * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + * + * Authors: + * Gareth Hughes + * + * $FreeBSD: src/sys/dev/drm/r128_cce.c,v 1.5 2003/03/09 02:08:28 anholt Exp $ + */ + +#include "dev/drm/r128.h" +#include "dev/drm/drmP.h" +#include "dev/drm/drm.h" +#include "dev/drm/r128_drm.h" +#include "dev/drm/r128_drv.h" + +#define R128_FIFO_DEBUG 0 + +/* CCE microcode (from ATI) */ +static u32 r128_cce_microcode[] = { + 0, 276838400, 0, 268449792, 2, 142, 2, 145, 0, 1076765731, 0, + 1617039951, 0, 774592877, 0, 1987540286, 0, 2307490946U, 0, + 599558925, 0, 589505315, 0, 596487092, 0, 589505315, 1, + 11544576, 1, 206848, 1, 311296, 1, 198656, 2, 912273422, 11, + 262144, 0, 0, 1, 33559837, 1, 7438, 1, 14809, 1, 6615, 12, 28, + 1, 6614, 12, 28, 2, 23, 11, 18874368, 0, 16790922, 1, 409600, 9, + 30, 1, 147854772, 16, 420483072, 3, 8192, 0, 10240, 1, 198656, + 1, 15630, 1, 51200, 10, 34858, 9, 42, 1, 33559823, 2, 10276, 1, + 15717, 1, 15718, 2, 43, 1, 15936948, 1, 570480831, 1, 14715071, + 12, 322123831, 1, 33953125, 12, 55, 1, 33559908, 1, 15718, 2, + 46, 4, 2099258, 1, 526336, 1, 442623, 4, 4194365, 1, 509952, 1, + 459007, 3, 0, 12, 92, 2, 46, 12, 176, 1, 15734, 1, 206848, 1, + 18432, 1, 133120, 1, 100670734, 1, 149504, 1, 165888, 1, + 15975928, 1, 1048576, 6, 3145806, 1, 15715, 16, 2150645232U, 2, + 268449859, 2, 10307, 12, 176, 1, 15734, 1, 15735, 1, 15630, 1, + 15631, 1, 5253120, 6, 3145810, 16, 2150645232U, 1, 15864, 2, 82, + 1, 343310, 1, 1064207, 2, 3145813, 1, 15728, 1, 7817, 1, 15729, + 3, 15730, 12, 92, 2, 98, 1, 16168, 1, 16167, 1, 16002, 1, 16008, + 1, 15974, 1, 15975, 1, 15990, 1, 15976, 1, 15977, 1, 15980, 0, + 15981, 1, 10240, 1, 5253120, 1, 15720, 1, 198656, 6, 110, 1, + 180224, 1, 103824738, 2, 112, 2, 3145839, 0, 536885440, 1, + 114880, 14, 125, 12, 206975, 1, 33559995, 12, 198784, 0, + 33570236, 1, 15803, 0, 15804, 3, 294912, 1, 294912, 3, 442370, + 1, 11544576, 0, 811612160, 1, 12593152, 1, 11536384, 1, + 14024704, 7, 310382726, 0, 10240, 1, 14796, 1, 14797, 1, 14793, + 1, 14794, 0, 14795, 1, 268679168, 1, 9437184, 1, 268449792, 1, + 198656, 1, 9452827, 1, 1075854602, 1, 1075854603, 1, 557056, 1, + 114880, 14, 159, 12, 198784, 1, 1109409213, 12, 198783, 1, + 1107312059, 12, 198784, 1, 1109409212, 2, 162, 1, 1075854781, 1, + 1073757627, 1, 1075854780, 1, 540672, 1, 10485760, 6, 3145894, + 16, 274741248, 9, 168, 3, 4194304, 3, 4209949, 0, 0, 0, 256, 14, + 174, 1, 114857, 1, 33560007, 12, 176, 0, 10240, 1, 114858, 1, + 33560018, 1, 114857, 3, 33560007, 1, 16008, 1, 114874, 1, + 33560360, 1, 114875, 1, 33560154, 0, 15963, 0, 256, 0, 4096, 1, + 409611, 9, 188, 0, 10240, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 +}; + +int r128_do_wait_for_idle( drm_r128_private_t *dev_priv ); + +int R128_READ_PLL(drm_device_t *dev, int addr) +{ + drm_r128_private_t *dev_priv = dev->dev_private; + + R128_WRITE8(R128_CLOCK_CNTL_INDEX, addr & 0x1f); + return R128_READ(R128_CLOCK_CNTL_DATA); +} + +#if R128_FIFO_DEBUG +static void r128_status( drm_r128_private_t *dev_priv ) +{ + printk( "GUI_STAT = 0x%08x\n", + (unsigned int)R128_READ( R128_GUI_STAT ) ); + printk( "PM4_STAT = 0x%08x\n", + (unsigned int)R128_READ( R128_PM4_STAT ) ); + printk( "PM4_BUFFER_DL_WPTR = 0x%08x\n", + (unsigned int)R128_READ( R128_PM4_BUFFER_DL_WPTR ) ); + printk( "PM4_BUFFER_DL_RPTR = 0x%08x\n", + (unsigned int)R128_READ( R128_PM4_BUFFER_DL_RPTR ) ); + printk( "PM4_MICRO_CNTL = 0x%08x\n", + (unsigned int)R128_READ( R128_PM4_MICRO_CNTL ) ); + printk( "PM4_BUFFER_CNTL = 0x%08x\n", + (unsigned int)R128_READ( R128_PM4_BUFFER_CNTL ) ); +} +#endif + + +/* ================================================================ + * Engine, FIFO control + */ + +static int r128_do_pixcache_flush( drm_r128_private_t *dev_priv ) +{ + u32 tmp; + int i; + + tmp = R128_READ( R128_PC_NGUI_CTLSTAT ) | R128_PC_FLUSH_ALL; + R128_WRITE( R128_PC_NGUI_CTLSTAT, tmp ); + + for ( i = 0 ; i < dev_priv->usec_timeout ; i++ ) { + if ( !(R128_READ( R128_PC_NGUI_CTLSTAT ) & R128_PC_BUSY) ) { + return 0; + } + DRM_UDELAY( 1 ); + } + +#if R128_FIFO_DEBUG + DRM_ERROR( "failed!\n" ); +#endif + return DRM_ERR(EBUSY); +} + +static int r128_do_wait_for_fifo( drm_r128_private_t *dev_priv, int entries ) +{ + int i; + + for ( i = 0 ; i < dev_priv->usec_timeout ; i++ ) { + int slots = R128_READ( R128_GUI_STAT ) & R128_GUI_FIFOCNT_MASK; + if ( slots >= entries ) return 0; + DRM_UDELAY( 1 ); + } + +#if R128_FIFO_DEBUG + DRM_ERROR( "failed!\n" ); +#endif + return DRM_ERR(EBUSY); +} + +int r128_do_wait_for_idle( drm_r128_private_t *dev_priv ) +{ + int i, ret; + + ret = r128_do_wait_for_fifo( dev_priv, 64 ); + if ( ret ) return ret; + + for ( i = 0 ; i < dev_priv->usec_timeout ; i++ ) { + if ( !(R128_READ( R128_GUI_STAT ) & R128_GUI_ACTIVE) ) { + r128_do_pixcache_flush( dev_priv ); + return 0; + } + DRM_UDELAY( 1 ); + } + +#if R128_FIFO_DEBUG + DRM_ERROR( "failed!\n" ); +#endif + return DRM_ERR(EBUSY); +} + + +/* ================================================================ + * CCE control, initialization + */ + +/* Load the microcode for the CCE */ +static void r128_cce_load_microcode( drm_r128_private_t *dev_priv ) +{ + int i; + + DRM_DEBUG( "\n" ); + + r128_do_wait_for_idle( dev_priv ); + + R128_WRITE( R128_PM4_MICROCODE_ADDR, 0 ); + for ( i = 0 ; i < 256 ; i++ ) { + R128_WRITE( R128_PM4_MICROCODE_DATAH, + r128_cce_microcode[i * 2] ); + R128_WRITE( R128_PM4_MICROCODE_DATAL, + r128_cce_microcode[i * 2 + 1] ); + } +} + +/* Flush any pending commands to the CCE. This should only be used just + * prior to a wait for idle, as it informs the engine that the command + * stream is ending. + */ +static void r128_do_cce_flush( drm_r128_private_t *dev_priv ) +{ + u32 tmp; + + tmp = R128_READ( R128_PM4_BUFFER_DL_WPTR ) | R128_PM4_BUFFER_DL_DONE; + R128_WRITE( R128_PM4_BUFFER_DL_WPTR, tmp ); +} + +/* Wait for the CCE to go idle. + */ +int r128_do_cce_idle( drm_r128_private_t *dev_priv ) +{ + int i; + + for ( i = 0 ; i < dev_priv->usec_timeout ; i++ ) { + if ( GET_RING_HEAD( &dev_priv->ring ) == dev_priv->ring.tail ) { + int pm4stat = R128_READ( R128_PM4_STAT ); + if ( ( (pm4stat & R128_PM4_FIFOCNT_MASK) >= + dev_priv->cce_fifo_size ) && + !(pm4stat & (R128_PM4_BUSY | + R128_PM4_GUI_ACTIVE)) ) { + return r128_do_pixcache_flush( dev_priv ); + } + } + DRM_UDELAY( 1 ); + } + +#if R128_FIFO_DEBUG + DRM_ERROR( "failed!\n" ); + r128_status( dev_priv ); +#endif + return DRM_ERR(EBUSY); +} + +/* Start the Concurrent Command Engine. + */ +static void r128_do_cce_start( drm_r128_private_t *dev_priv ) +{ + r128_do_wait_for_idle( dev_priv ); + + R128_WRITE( R128_PM4_BUFFER_CNTL, + dev_priv->cce_mode | dev_priv->ring.size_l2qw ); + R128_READ( R128_PM4_BUFFER_ADDR ); /* as per the sample code */ + R128_WRITE( R128_PM4_MICRO_CNTL, R128_PM4_MICRO_FREERUN ); + + dev_priv->cce_running = 1; +} + +/* Reset the Concurrent Command Engine. This will not flush any pending + * commands, so you must wait for the CCE command stream to complete + * before calling this routine. + */ +static void r128_do_cce_reset( drm_r128_private_t *dev_priv ) +{ + R128_WRITE( R128_PM4_BUFFER_DL_WPTR, 0 ); + R128_WRITE( R128_PM4_BUFFER_DL_RPTR, 0 ); + SET_RING_HEAD( &dev_priv->ring, 0 ); + dev_priv->ring.tail = 0; +} + +/* Stop the Concurrent Command Engine. This will not flush any pending + * commands, so you must flush the command stream and wait for the CCE + * to go idle before calling this routine. + */ +static void r128_do_cce_stop( drm_r128_private_t *dev_priv ) +{ + R128_WRITE( R128_PM4_MICRO_CNTL, 0 ); + R128_WRITE( R128_PM4_BUFFER_CNTL, R128_PM4_NONPM4 ); + + dev_priv->cce_running = 0; +} + +/* Reset the engine. This will stop the CCE if it is running. + */ +static int r128_do_engine_reset( drm_device_t *dev ) +{ + drm_r128_private_t *dev_priv = dev->dev_private; + u32 clock_cntl_index, mclk_cntl, gen_reset_cntl; + + r128_do_pixcache_flush( dev_priv ); + + clock_cntl_index = R128_READ( R128_CLOCK_CNTL_INDEX ); + mclk_cntl = R128_READ_PLL( dev, R128_MCLK_CNTL ); + + R128_WRITE_PLL( R128_MCLK_CNTL, + mclk_cntl | R128_FORCE_GCP | R128_FORCE_PIPE3D_CP ); + + gen_reset_cntl = R128_READ( R128_GEN_RESET_CNTL ); + + /* Taken from the sample code - do not change */ + R128_WRITE( R128_GEN_RESET_CNTL, + gen_reset_cntl | R128_SOFT_RESET_GUI ); + R128_READ( R128_GEN_RESET_CNTL ); + R128_WRITE( R128_GEN_RESET_CNTL, + gen_reset_cntl & ~R128_SOFT_RESET_GUI ); + R128_READ( R128_GEN_RESET_CNTL ); + + R128_WRITE_PLL( R128_MCLK_CNTL, mclk_cntl ); + R128_WRITE( R128_CLOCK_CNTL_INDEX, clock_cntl_index ); + R128_WRITE( R128_GEN_RESET_CNTL, gen_reset_cntl ); + + /* Reset the CCE ring */ + r128_do_cce_reset( dev_priv ); + + /* The CCE is no longer running after an engine reset */ + dev_priv->cce_running = 0; + + /* Reset any pending vertex, indirect buffers */ + r128_freelist_reset( dev ); + + return 0; +} + +static void r128_cce_init_ring_buffer( drm_device_t *dev, + drm_r128_private_t *dev_priv ) +{ + u32 ring_start; + u32 tmp; + + DRM_DEBUG( "\n" ); + + /* The manual (p. 2) says this address is in "VM space". This + * means it's an offset from the start of AGP space. + */ +#if __REALLY_HAVE_AGP + if ( !dev_priv->is_pci ) + ring_start = dev_priv->cce_ring->offset - dev->agp->base; + else +#endif + ring_start = dev_priv->cce_ring->offset - dev->sg->handle; + + R128_WRITE( R128_PM4_BUFFER_OFFSET, ring_start | R128_AGP_OFFSET ); + + R128_WRITE( R128_PM4_BUFFER_DL_WPTR, 0 ); + R128_WRITE( R128_PM4_BUFFER_DL_RPTR, 0 ); + + /* DL_RPTR_ADDR is a physical address in AGP space. */ + SET_RING_HEAD( &dev_priv->ring, 0 ); + + if ( !dev_priv->is_pci ) { + R128_WRITE( R128_PM4_BUFFER_DL_RPTR_ADDR, + dev_priv->ring_rptr->offset ); + } else { + drm_sg_mem_t *entry = dev->sg; + unsigned long tmp_ofs, page_ofs; + + tmp_ofs = dev_priv->ring_rptr->offset - dev->sg->handle; + page_ofs = tmp_ofs >> PAGE_SHIFT; + + R128_WRITE( R128_PM4_BUFFER_DL_RPTR_ADDR, + entry->busaddr[page_ofs]); + DRM_DEBUG( "ring rptr: offset=0x%08x handle=0x%08lx\n", + entry->busaddr[page_ofs], + entry->handle + tmp_ofs ); + } + + /* Set watermark control */ + R128_WRITE( R128_PM4_BUFFER_WM_CNTL, + ((R128_WATERMARK_L/4) << R128_WMA_SHIFT) + | ((R128_WATERMARK_M/4) << R128_WMB_SHIFT) + | ((R128_WATERMARK_N/4) << R128_WMC_SHIFT) + | ((R128_WATERMARK_K/64) << R128_WB_WM_SHIFT) ); + + /* Force read. Why? Because it's in the examples... */ + R128_READ( R128_PM4_BUFFER_ADDR ); + + /* Turn on bus mastering */ + tmp = R128_READ( R128_BUS_CNTL ) & ~R128_BUS_MASTER_DIS; + R128_WRITE( R128_BUS_CNTL, tmp ); +} + +static int r128_do_init_cce( drm_device_t *dev, drm_r128_init_t *init ) +{ + drm_r128_private_t *dev_priv; + + DRM_DEBUG( "\n" ); + + dev_priv = DRM(alloc)( sizeof(drm_r128_private_t), DRM_MEM_DRIVER ); + if ( dev_priv == NULL ) + return DRM_ERR(ENOMEM); + + memset( dev_priv, 0, sizeof(drm_r128_private_t) ); + + dev_priv->is_pci = init->is_pci; + + if ( dev_priv->is_pci && !dev->sg ) { + DRM_ERROR( "PCI GART memory not allocated!\n" ); + dev->dev_private = (void *)dev_priv; + r128_do_cleanup_cce( dev ); + return DRM_ERR(EINVAL); + } + + dev_priv->usec_timeout = init->usec_timeout; + if ( dev_priv->usec_timeout < 1 || + dev_priv->usec_timeout > R128_MAX_USEC_TIMEOUT ) { + DRM_DEBUG( "TIMEOUT problem!\n" ); + dev->dev_private = (void *)dev_priv; + r128_do_cleanup_cce( dev ); + return DRM_ERR(EINVAL); + } + + dev_priv->cce_mode = init->cce_mode; + + /* GH: Simple idle check. + */ + atomic_set( &dev_priv->idle_count, 0 ); + + /* We don't support anything other than bus-mastering ring mode, + * but the ring can be in either AGP or PCI space for the ring + * read pointer. + */ + if ( ( init->cce_mode != R128_PM4_192BM ) && + ( init->cce_mode != R128_PM4_128BM_64INDBM ) && + ( init->cce_mode != R128_PM4_64BM_128INDBM ) && + ( init->cce_mode != R128_PM4_64BM_64VCBM_64INDBM ) ) { + DRM_DEBUG( "Bad cce_mode!\n" ); + dev->dev_private = (void *)dev_priv; + r128_do_cleanup_cce( dev ); + return DRM_ERR(EINVAL); + } + + switch ( init->cce_mode ) { + case R128_PM4_NONPM4: + dev_priv->cce_fifo_size = 0; + break; + case R128_PM4_192PIO: + case R128_PM4_192BM: + dev_priv->cce_fifo_size = 192; + break; + case R128_PM4_128PIO_64INDBM: + case R128_PM4_128BM_64INDBM: + dev_priv->cce_fifo_size = 128; + break; + case R128_PM4_64PIO_128INDBM: + case R128_PM4_64BM_128INDBM: + case R128_PM4_64PIO_64VCBM_64INDBM: + case R128_PM4_64BM_64VCBM_64INDBM: + case R128_PM4_64PIO_64VCPIO_64INDPIO: + dev_priv->cce_fifo_size = 64; + break; + } + + switch ( init->fb_bpp ) { + case 16: + dev_priv->color_fmt = R128_DATATYPE_RGB565; + break; + case 32: + default: + dev_priv->color_fmt = R128_DATATYPE_ARGB8888; + break; + } + dev_priv->front_offset = init->front_offset; + dev_priv->front_pitch = init->front_pitch; + dev_priv->back_offset = init->back_offset; + dev_priv->back_pitch = init->back_pitch; + + switch ( init->depth_bpp ) { + case 16: + dev_priv->depth_fmt = R128_DATATYPE_RGB565; + break; + case 24: + case 32: + default: + dev_priv->depth_fmt = R128_DATATYPE_ARGB8888; + break; + } + dev_priv->depth_offset = init->depth_offset; + dev_priv->depth_pitch = init->depth_pitch; + dev_priv->span_offset = init->span_offset; + + dev_priv->front_pitch_offset_c = (((dev_priv->front_pitch/8) << 21) | + (dev_priv->front_offset >> 5)); + dev_priv->back_pitch_offset_c = (((dev_priv->back_pitch/8) << 21) | + (dev_priv->back_offset >> 5)); + dev_priv->depth_pitch_offset_c = (((dev_priv->depth_pitch/8) << 21) | + (dev_priv->depth_offset >> 5) | + R128_DST_TILE); + dev_priv->span_pitch_offset_c = (((dev_priv->depth_pitch/8) << 21) | + (dev_priv->span_offset >> 5)); + + DRM_GETSAREA(); + + if(!dev_priv->sarea) { + DRM_ERROR("could not find sarea!\n"); + dev->dev_private = (void *)dev_priv; + r128_do_cleanup_cce( dev ); + return DRM_ERR(EINVAL); + } + + DRM_FIND_MAP( dev_priv->fb, init->fb_offset ); + if(!dev_priv->fb) { + DRM_ERROR("could not find framebuffer!\n"); + dev->dev_private = (void *)dev_priv; + r128_do_cleanup_cce( dev ); + return DRM_ERR(EINVAL); + } + DRM_FIND_MAP( dev_priv->mmio, init->mmio_offset ); + if(!dev_priv->mmio) { + DRM_ERROR("could not find mmio region!\n"); + dev->dev_private = (void *)dev_priv; + r128_do_cleanup_cce( dev ); + return DRM_ERR(EINVAL); + } + DRM_FIND_MAP( dev_priv->cce_ring, init->ring_offset ); + if(!dev_priv->cce_ring) { + DRM_ERROR("could not find cce ring region!\n"); + dev->dev_private = (void *)dev_priv; + r128_do_cleanup_cce( dev ); + return DRM_ERR(EINVAL); + } + DRM_FIND_MAP( dev_priv->ring_rptr, init->ring_rptr_offset ); + if(!dev_priv->ring_rptr) { + DRM_ERROR("could not find ring read pointer!\n"); + dev->dev_private = (void *)dev_priv; + r128_do_cleanup_cce( dev ); + return DRM_ERR(EINVAL); + } + DRM_FIND_MAP( dev_priv->buffers, init->buffers_offset ); + if(!dev_priv->buffers) { + DRM_ERROR("could not find dma buffer region!\n"); + dev->dev_private = (void *)dev_priv; + r128_do_cleanup_cce( dev ); + return DRM_ERR(EINVAL); + } + + if ( !dev_priv->is_pci ) { + DRM_FIND_MAP( dev_priv->agp_textures, + init->agp_textures_offset ); + if(!dev_priv->agp_textures) { + DRM_ERROR("could not find agp texture region!\n"); + dev->dev_private = (void *)dev_priv; + r128_do_cleanup_cce( dev ); + return DRM_ERR(EINVAL); + } + } + + dev_priv->sarea_priv = + (drm_r128_sarea_t *)((u8 *)dev_priv->sarea->handle + + init->sarea_priv_offset); + + if ( !dev_priv->is_pci ) { + DRM_IOREMAP( dev_priv->cce_ring ); + DRM_IOREMAP( dev_priv->ring_rptr ); + DRM_IOREMAP( dev_priv->buffers ); + if(!dev_priv->cce_ring->handle || + !dev_priv->ring_rptr->handle || + !dev_priv->buffers->handle) { + DRM_ERROR("Could not ioremap agp regions!\n"); + dev->dev_private = (void *)dev_priv; + r128_do_cleanup_cce( dev ); + return DRM_ERR(ENOMEM); + } + } else { + dev_priv->cce_ring->handle = + (void *)dev_priv->cce_ring->offset; + dev_priv->ring_rptr->handle = + (void *)dev_priv->ring_rptr->offset; + dev_priv->buffers->handle = (void *)dev_priv->buffers->offset; + } + +#if __REALLY_HAVE_AGP + if ( !dev_priv->is_pci ) + dev_priv->cce_buffers_offset = dev->agp->base; + else +#endif + dev_priv->cce_buffers_offset = dev->sg->handle; + + dev_priv->ring.head = ((__volatile__ u32 *) + dev_priv->ring_rptr->handle); + + dev_priv->ring.start = (u32 *)dev_priv->cce_ring->handle; + dev_priv->ring.end = ((u32 *)dev_priv->cce_ring->handle + + init->ring_size / sizeof(u32)); + dev_priv->ring.size = init->ring_size; + dev_priv->ring.size_l2qw = DRM(order)( init->ring_size / 8 ); + + dev_priv->ring.tail_mask = + (dev_priv->ring.size / sizeof(u32)) - 1; + + dev_priv->ring.high_mark = 128; + dev_priv->ring.ring_rptr = dev_priv->ring_rptr; + + dev_priv->sarea_priv->last_frame = 0; + R128_WRITE( R128_LAST_FRAME_REG, dev_priv->sarea_priv->last_frame ); + + dev_priv->sarea_priv->last_dispatch = 0; + R128_WRITE( R128_LAST_DISPATCH_REG, + dev_priv->sarea_priv->last_dispatch ); + +#if __REALLY_HAVE_SG + if ( dev_priv->is_pci ) { + if (!DRM(ati_pcigart_init)( dev, &dev_priv->phys_pci_gart, + &dev_priv->bus_pci_gart) ) { + DRM_ERROR( "failed to init PCI GART!\n" ); + dev->dev_private = (void *)dev_priv; + r128_do_cleanup_cce( dev ); + return DRM_ERR(ENOMEM); + } + R128_WRITE( R128_PCI_GART_PAGE, dev_priv->bus_pci_gart ); + } +#endif + + r128_cce_init_ring_buffer( dev, dev_priv ); + r128_cce_load_microcode( dev_priv ); + + dev->dev_private = (void *)dev_priv; + + r128_do_engine_reset( dev ); + + return 0; +} + +int r128_do_cleanup_cce( drm_device_t *dev ) +{ + if ( dev->dev_private ) { + drm_r128_private_t *dev_priv = dev->dev_private; + +#if __REALLY_HAVE_SG + if ( !dev_priv->is_pci ) { +#endif + DRM_IOREMAPFREE( dev_priv->cce_ring ); + DRM_IOREMAPFREE( dev_priv->ring_rptr ); + DRM_IOREMAPFREE( dev_priv->buffers ); +#if __REALLY_HAVE_SG + } else { + if (!DRM(ati_pcigart_cleanup)( dev, + dev_priv->phys_pci_gart, + dev_priv->bus_pci_gart )) + DRM_ERROR( "failed to cleanup PCI GART!\n" ); + } +#endif + + DRM(free)( dev->dev_private, sizeof(drm_r128_private_t), + DRM_MEM_DRIVER ); + dev->dev_private = NULL; + } + + return 0; +} + +int r128_cce_init( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_r128_init_t init; + + DRM_DEBUG( "\n" ); + + DRM_COPY_FROM_USER_IOCTL( init, (drm_r128_init_t *)data, sizeof(init) ); + + switch ( init.func ) { + case R128_INIT_CCE: + return r128_do_init_cce( dev, &init ); + case R128_CLEANUP_CCE: + return r128_do_cleanup_cce( dev ); + } + + return DRM_ERR(EINVAL); +} + +int r128_cce_start( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_r128_private_t *dev_priv = dev->dev_private; + DRM_DEBUG( "\n" ); + + LOCK_TEST_WITH_RETURN( dev ); + + if ( dev_priv->cce_running || dev_priv->cce_mode == R128_PM4_NONPM4 ) { + DRM_DEBUG( "%s while CCE running\n", __FUNCTION__ ); + return 0; + } + + r128_do_cce_start( dev_priv ); + + return 0; +} + +/* Stop the CCE. The engine must have been idled before calling this + * routine. + */ +int r128_cce_stop( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_r128_private_t *dev_priv = dev->dev_private; + drm_r128_cce_stop_t stop; + int ret; + DRM_DEBUG( "\n" ); + + LOCK_TEST_WITH_RETURN( dev ); + + DRM_COPY_FROM_USER_IOCTL(stop, (drm_r128_cce_stop_t *)data, sizeof(stop) ); + + /* Flush any pending CCE commands. This ensures any outstanding + * commands are exectuted by the engine before we turn it off. + */ + if ( stop.flush ) { + r128_do_cce_flush( dev_priv ); + } + + /* If we fail to make the engine go idle, we return an error + * code so that the DRM ioctl wrapper can try again. + */ + if ( stop.idle ) { + ret = r128_do_cce_idle( dev_priv ); + if ( ret ) return ret; + } + + /* Finally, we can turn off the CCE. If the engine isn't idle, + * we will get some dropped triangles as they won't be fully + * rendered before the CCE is shut down. + */ + r128_do_cce_stop( dev_priv ); + + /* Reset the engine */ + r128_do_engine_reset( dev ); + + return 0; +} + +/* Just reset the CCE ring. Called as part of an X Server engine reset. + */ +int r128_cce_reset( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_r128_private_t *dev_priv = dev->dev_private; + DRM_DEBUG( "\n" ); + + LOCK_TEST_WITH_RETURN( dev ); + + if ( !dev_priv ) { + DRM_DEBUG( "%s called before init done\n", __FUNCTION__ ); + return DRM_ERR(EINVAL); + } + + r128_do_cce_reset( dev_priv ); + + /* The CCE is no longer running after an engine reset */ + dev_priv->cce_running = 0; + + return 0; +} + +int r128_cce_idle( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_r128_private_t *dev_priv = dev->dev_private; + DRM_DEBUG( "\n" ); + + LOCK_TEST_WITH_RETURN( dev ); + + if ( dev_priv->cce_running ) { + r128_do_cce_flush( dev_priv ); + } + + return r128_do_cce_idle( dev_priv ); +} + +int r128_engine_reset( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + DRM_DEBUG( "\n" ); + + LOCK_TEST_WITH_RETURN( dev ); + + return r128_do_engine_reset( dev ); +} + + +/* ================================================================ + * Fullscreen mode + */ + +static int r128_do_init_pageflip( drm_device_t *dev ) +{ + drm_r128_private_t *dev_priv = dev->dev_private; + DRM_DEBUG( "\n" ); + + dev_priv->crtc_offset = R128_READ( R128_CRTC_OFFSET ); + dev_priv->crtc_offset_cntl = R128_READ( R128_CRTC_OFFSET_CNTL ); + + R128_WRITE( R128_CRTC_OFFSET, dev_priv->front_offset ); + R128_WRITE( R128_CRTC_OFFSET_CNTL, + dev_priv->crtc_offset_cntl | R128_CRTC_OFFSET_FLIP_CNTL ); + + dev_priv->page_flipping = 1; + dev_priv->current_page = 0; + + return 0; +} + +int r128_do_cleanup_pageflip( drm_device_t *dev ) +{ + drm_r128_private_t *dev_priv = dev->dev_private; + DRM_DEBUG( "\n" ); + + R128_WRITE( R128_CRTC_OFFSET, dev_priv->crtc_offset ); + R128_WRITE( R128_CRTC_OFFSET_CNTL, dev_priv->crtc_offset_cntl ); + + dev_priv->page_flipping = 0; + dev_priv->current_page = 0; + + return 0; +} + +int r128_fullscreen( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_r128_fullscreen_t fs; + + LOCK_TEST_WITH_RETURN( dev ); + + DRM_COPY_FROM_USER_IOCTL( fs, (drm_r128_fullscreen_t *)data, sizeof(fs) ); + + switch ( fs.func ) { + case R128_INIT_FULLSCREEN: + return r128_do_init_pageflip( dev ); + case R128_CLEANUP_FULLSCREEN: + return r128_do_cleanup_pageflip( dev ); + } + + return DRM_ERR(EINVAL); +} + + +/* ================================================================ + * Freelist management + */ +#define R128_BUFFER_USED 0xffffffff +#define R128_BUFFER_FREE 0 + +#if 0 +static int r128_freelist_init( drm_device_t *dev ) +{ + drm_device_dma_t *dma = dev->dma; + drm_r128_private_t *dev_priv = dev->dev_private; + drm_buf_t *buf; + drm_r128_buf_priv_t *buf_priv; + drm_r128_freelist_t *entry; + int i; + + dev_priv->head = DRM(alloc)( sizeof(drm_r128_freelist_t), + DRM_MEM_DRIVER ); + if ( dev_priv->head == NULL ) + return DRM_ERR(ENOMEM); + + memset( dev_priv->head, 0, sizeof(drm_r128_freelist_t) ); + dev_priv->head->age = R128_BUFFER_USED; + + for ( i = 0 ; i < dma->buf_count ; i++ ) { + buf = dma->buflist[i]; + buf_priv = buf->dev_private; + + entry = DRM(alloc)( sizeof(drm_r128_freelist_t), + DRM_MEM_DRIVER ); + if ( !entry ) return DRM_ERR(ENOMEM); + + entry->age = R128_BUFFER_FREE; + entry->buf = buf; + entry->prev = dev_priv->head; + entry->next = dev_priv->head->next; + if ( !entry->next ) + dev_priv->tail = entry; + + buf_priv->discard = 0; + buf_priv->dispatched = 0; + buf_priv->list_entry = entry; + + dev_priv->head->next = entry; + + if ( dev_priv->head->next ) + dev_priv->head->next->prev = entry; + } + + return 0; + +} +#endif + +drm_buf_t *r128_freelist_get( drm_device_t *dev ) +{ + drm_device_dma_t *dma = dev->dma; + drm_r128_private_t *dev_priv = dev->dev_private; + drm_r128_buf_priv_t *buf_priv; + drm_buf_t *buf; + int i, t; + + /* FIXME: Optimize -- use freelist code */ + + for ( i = 0 ; i < dma->buf_count ; i++ ) { + buf = dma->buflist[i]; + buf_priv = buf->dev_private; + if ( buf->pid == 0 ) + return buf; + } + + for ( t = 0 ; t < dev_priv->usec_timeout ; t++ ) { + u32 done_age = R128_READ( R128_LAST_DISPATCH_REG ); + + for ( i = 0 ; i < dma->buf_count ; i++ ) { + buf = dma->buflist[i]; + buf_priv = buf->dev_private; + if ( buf->pending && buf_priv->age <= done_age ) { + /* The buffer has been processed, so it + * can now be used. + */ + buf->pending = 0; + return buf; + } + } + DRM_UDELAY( 1 ); + } + + DRM_ERROR( "returning NULL!\n" ); + return NULL; +} + +void r128_freelist_reset( drm_device_t *dev ) +{ + drm_device_dma_t *dma = dev->dma; + int i; + + for ( i = 0 ; i < dma->buf_count ; i++ ) { + drm_buf_t *buf = dma->buflist[i]; + drm_r128_buf_priv_t *buf_priv = buf->dev_private; + buf_priv->age = 0; + } +} + + +/* ================================================================ + * CCE command submission + */ + +int r128_wait_ring( drm_r128_private_t *dev_priv, int n ) +{ + drm_r128_ring_buffer_t *ring = &dev_priv->ring; + int i; + + for ( i = 0 ; i < dev_priv->usec_timeout ; i++ ) { + r128_update_ring_snapshot( ring ); + if ( ring->space >= n ) + return 0; + DRM_UDELAY( 1 ); + } + + /* FIXME: This is being ignored... */ + DRM_ERROR( "failed!\n" ); + return DRM_ERR(EBUSY); +} + +static int r128_cce_get_buffers( drm_device_t *dev, drm_dma_t *d ) +{ + int i; + drm_buf_t *buf; + + for ( i = d->granted_count ; i < d->request_count ; i++ ) { + buf = r128_freelist_get( dev ); + if ( !buf ) return DRM_ERR(EAGAIN); + + buf->pid = DRM_CURRENTPID; + + if ( DRM_COPY_TO_USER( &d->request_indices[i], &buf->idx, + sizeof(buf->idx) ) ) + return DRM_ERR(EFAULT); + if ( DRM_COPY_TO_USER( &d->request_sizes[i], &buf->total, + sizeof(buf->total) ) ) + return DRM_ERR(EFAULT); + + d->granted_count++; + } + return 0; +} + +int r128_cce_buffers( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_device_dma_t *dma = dev->dma; + int ret = 0; + drm_dma_t d; + + LOCK_TEST_WITH_RETURN( dev ); + + DRM_COPY_FROM_USER_IOCTL( d, (drm_dma_t *) data, sizeof(d) ); + + /* Please don't send us buffers. + */ + if ( d.send_count != 0 ) { + DRM_ERROR( "Process %d trying to send %d buffers via drmDMA\n", + DRM_CURRENTPID, d.send_count ); + return DRM_ERR(EINVAL); + } + + /* We'll send you buffers. + */ + if ( d.request_count < 0 || d.request_count > dma->buf_count ) { + DRM_ERROR( "Process %d trying to get %d buffers (of %d max)\n", + DRM_CURRENTPID, d.request_count, dma->buf_count ); + return DRM_ERR(EINVAL); + } + + d.granted_count = 0; + + if ( d.request_count ) { + ret = r128_cce_get_buffers( dev, &d ); + } + + DRM_COPY_TO_USER_IOCTL((drm_dma_t *) data, d, sizeof(d) ); + + return ret; +} Index: dev/drm/r128_drm.h =================================================================== RCS file: dev/drm/r128_drm.h diff -N dev/drm/r128_drm.h --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/r128_drm.h 12 Mar 2003 00:15:11 -0000 @@ -0,0 +1,321 @@ +/* r128_drm.h -- Public header for the r128 driver -*- linux-c -*- + * Created: Wed Apr 5 19:24:19 2000 by kevin@precisioninsight.com + * + * Copyright 2000 Precision Insight, Inc., Cedar Park, Texas. + * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. + * All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + * + * Authors: + * Gareth Hughes + * Kevin E. Martin + * + * $FreeBSD: src/sys/dev/drm/r128_drm.h,v 1.3 2003/03/09 02:08:28 anholt Exp $ + */ + +#ifndef __R128_DRM_H__ +#define __R128_DRM_H__ + +/* WARNING: If you change any of these defines, make sure to change the + * defines in the X server file (r128_sarea.h) + */ +#ifndef __R128_SAREA_DEFINES__ +#define __R128_SAREA_DEFINES__ + +/* What needs to be changed for the current vertex buffer? + */ +#define R128_UPLOAD_CONTEXT 0x001 +#define R128_UPLOAD_SETUP 0x002 +#define R128_UPLOAD_TEX0 0x004 +#define R128_UPLOAD_TEX1 0x008 +#define R128_UPLOAD_TEX0IMAGES 0x010 +#define R128_UPLOAD_TEX1IMAGES 0x020 +#define R128_UPLOAD_CORE 0x040 +#define R128_UPLOAD_MASKS 0x080 +#define R128_UPLOAD_WINDOW 0x100 +#define R128_UPLOAD_CLIPRECTS 0x200 /* handled client-side */ +#define R128_REQUIRE_QUIESCENCE 0x400 +#define R128_UPLOAD_ALL 0x7ff + +#define R128_FRONT 0x1 +#define R128_BACK 0x2 +#define R128_DEPTH 0x4 + +/* Primitive types + */ +#define R128_POINTS 0x1 +#define R128_LINES 0x2 +#define R128_LINE_STRIP 0x3 +#define R128_TRIANGLES 0x4 +#define R128_TRIANGLE_FAN 0x5 +#define R128_TRIANGLE_STRIP 0x6 + +/* Vertex/indirect buffer size + */ +#define R128_BUFFER_SIZE 16384 + +/* Byte offsets for indirect buffer data + */ +#define R128_INDEX_PRIM_OFFSET 20 +#define R128_HOSTDATA_BLIT_OFFSET 32 + +/* Keep these small for testing. + */ +#define R128_NR_SAREA_CLIPRECTS 12 + +/* There are 2 heaps (local/AGP). Each region within a heap is a + * minimum of 64k, and there are at most 64 of them per heap. + */ +#define R128_LOCAL_TEX_HEAP 0 +#define R128_AGP_TEX_HEAP 1 +#define R128_NR_TEX_HEAPS 2 +#define R128_NR_TEX_REGIONS 64 +#define R128_LOG_TEX_GRANULARITY 16 + +#define R128_NR_CONTEXT_REGS 12 + +#define R128_MAX_TEXTURE_LEVELS 11 +#define R128_MAX_TEXTURE_UNITS 2 + +#endif /* __R128_SAREA_DEFINES__ */ + +typedef struct { + /* Context state - can be written in one large chunk */ + unsigned int dst_pitch_offset_c; + unsigned int dp_gui_master_cntl_c; + unsigned int sc_top_left_c; + unsigned int sc_bottom_right_c; + unsigned int z_offset_c; + unsigned int z_pitch_c; + unsigned int z_sten_cntl_c; + unsigned int tex_cntl_c; + unsigned int misc_3d_state_cntl_reg; + unsigned int texture_clr_cmp_clr_c; + unsigned int texture_clr_cmp_msk_c; + unsigned int fog_color_c; + + /* Texture state */ + unsigned int tex_size_pitch_c; + unsigned int constant_color_c; + + /* Setup state */ + unsigned int pm4_vc_fpu_setup; + unsigned int setup_cntl; + + /* Mask state */ + unsigned int dp_write_mask; + unsigned int sten_ref_mask_c; + unsigned int plane_3d_mask_c; + + /* Window state */ + unsigned int window_xy_offset; + + /* Core state */ + unsigned int scale_3d_cntl; +} drm_r128_context_regs_t; + +/* Setup registers for each texture unit + */ +typedef struct { + unsigned int tex_cntl; + unsigned int tex_combine_cntl; + unsigned int tex_size_pitch; + unsigned int tex_offset[R128_MAX_TEXTURE_LEVELS]; + unsigned int tex_border_color; +} drm_r128_texture_regs_t; + + +typedef struct drm_r128_sarea { + /* The channel for communication of state information to the kernel + * on firing a vertex buffer. + */ + drm_r128_context_regs_t context_state; + drm_r128_texture_regs_t tex_state[R128_MAX_TEXTURE_UNITS]; + unsigned int dirty; + unsigned int vertsize; + unsigned int vc_format; + + /* The current cliprects, or a subset thereof. + */ + drm_clip_rect_t boxes[R128_NR_SAREA_CLIPRECTS]; + unsigned int nbox; + + /* Counters for client-side throttling of rendering clients. + */ + unsigned int last_frame; + unsigned int last_dispatch; + + drm_tex_region_t tex_list[R128_NR_TEX_HEAPS][R128_NR_TEX_REGIONS+1]; + int tex_age[R128_NR_TEX_HEAPS]; + int ctx_owner; +} drm_r128_sarea_t; + + +/* WARNING: If you change any of these defines, make sure to change the + * defines in the Xserver file (xf86drmR128.h) + */ + +/* Rage 128 specific ioctls + * The device specific ioctl range is 0x40 to 0x79. + */ +#define DRM_IOCTL_R128_INIT DRM_IOW( 0x40, drm_r128_init_t) +#define DRM_IOCTL_R128_CCE_START DRM_IO( 0x41) +#define DRM_IOCTL_R128_CCE_STOP DRM_IOW( 0x42, drm_r128_cce_stop_t) +#define DRM_IOCTL_R128_CCE_RESET DRM_IO( 0x43) +#define DRM_IOCTL_R128_CCE_IDLE DRM_IO( 0x44) +#define DRM_IOCTL_R128_RESET DRM_IO( 0x46) +#define DRM_IOCTL_R128_SWAP DRM_IO( 0x47) +#define DRM_IOCTL_R128_CLEAR DRM_IOW( 0x48, drm_r128_clear_t) +#define DRM_IOCTL_R128_VERTEX DRM_IOW( 0x49, drm_r128_vertex_t) +#define DRM_IOCTL_R128_INDICES DRM_IOW( 0x4a, drm_r128_indices_t) +#define DRM_IOCTL_R128_BLIT DRM_IOW( 0x4b, drm_r128_blit_t) +#define DRM_IOCTL_R128_DEPTH DRM_IOW( 0x4c, drm_r128_depth_t) +#define DRM_IOCTL_R128_STIPPLE DRM_IOW( 0x4d, drm_r128_stipple_t) +#define DRM_IOCTL_R128_INDIRECT DRM_IOWR(0x4f, drm_r128_indirect_t) +#define DRM_IOCTL_R128_FULLSCREEN DRM_IOW( 0x50, drm_r128_fullscreen_t) +#define DRM_IOCTL_R128_CLEAR2 DRM_IOW( 0x51, drm_r128_clear2_t) +#define DRM_IOCTL_R128_GETPARAM DRM_IOW( 0x52, drm_r128_getparam_t) + +typedef struct drm_r128_init { + enum { + R128_INIT_CCE = 0x01, + R128_CLEANUP_CCE = 0x02 + } func; +#if CONFIG_XFREE86_VERSION < XFREE86_VERSION(4,1,0,0) + int sarea_priv_offset; +#else + unsigned long sarea_priv_offset; +#endif + int is_pci; + int cce_mode; + int cce_secure; + int ring_size; + int usec_timeout; + + unsigned int fb_bpp; + unsigned int front_offset, front_pitch; + unsigned int back_offset, back_pitch; + unsigned int depth_bpp; + unsigned int depth_offset, depth_pitch; + unsigned int span_offset; + +#if CONFIG_XFREE86_VERSION < XFREE86_VERSION(4,1,0,0) + unsigned int fb_offset; + unsigned int mmio_offset; + unsigned int ring_offset; + unsigned int ring_rptr_offset; + unsigned int buffers_offset; + unsigned int agp_textures_offset; +#else + unsigned long fb_offset; + unsigned long mmio_offset; + unsigned long ring_offset; + unsigned long ring_rptr_offset; + unsigned long buffers_offset; + unsigned long agp_textures_offset; +#endif +} drm_r128_init_t; + +typedef struct drm_r128_cce_stop { + int flush; + int idle; +} drm_r128_cce_stop_t; + +typedef struct drm_r128_clear { + unsigned int flags; +#if CONFIG_XFREE86_VERSION < XFREE86_VERSION(4,1,0,0) + int x, y, w, h; +#endif + unsigned int clear_color; + unsigned int clear_depth; +#if CONFIG_XFREE86_VERSION >= XFREE86_VERSION(4,1,0,0) + unsigned int color_mask; + unsigned int depth_mask; +#endif +} drm_r128_clear_t; + +typedef struct drm_r128_vertex { + int prim; + int idx; /* Index of vertex buffer */ + int count; /* Number of vertices in buffer */ + int discard; /* Client finished with buffer? */ +} drm_r128_vertex_t; + +typedef struct drm_r128_indices { + int prim; + int idx; + int start; + int end; + int discard; /* Client finished with buffer? */ +} drm_r128_indices_t; + +typedef struct drm_r128_blit { + int idx; + int pitch; + int offset; + int format; + unsigned short x, y; + unsigned short width, height; +} drm_r128_blit_t; + +typedef struct drm_r128_depth { + enum { + R128_WRITE_SPAN = 0x01, + R128_WRITE_PIXELS = 0x02, + R128_READ_SPAN = 0x03, + R128_READ_PIXELS = 0x04 + } func; + int n; + int *x; + int *y; + unsigned int *buffer; + unsigned char *mask; +} drm_r128_depth_t; + +typedef struct drm_r128_stipple { + unsigned int *mask; +} drm_r128_stipple_t; + +typedef struct drm_r128_indirect { + int idx; + int start; + int end; + int discard; +} drm_r128_indirect_t; + +typedef struct drm_r128_fullscreen { + enum { + R128_INIT_FULLSCREEN = 0x01, + R128_CLEANUP_FULLSCREEN = 0x02 + } func; +} drm_r128_fullscreen_t; + +/* 2.3: An ioctl to get parameters that aren't available to the 3d + * client any other way. + */ +#define R128_PARAM_IRQ_NR 1 + +typedef struct drm_r128_getparam { + int param; + int *value; +} drm_r128_getparam_t; + +#endif Index: dev/drm/r128_drv.c =================================================================== RCS file: dev/drm/r128_drv.c diff -N dev/drm/r128_drv.c --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/r128_drv.c 12 Mar 2003 00:15:11 -0000 @@ -0,0 +1,89 @@ +/* r128_drv.c -- ATI Rage 128 driver -*- linux-c -*- + * Created: Mon Dec 13 09:47:27 1999 by faith@precisioninsight.com + * + * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. + * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: + * Rickard E. (Rik) Faith + * Gareth Hughes + * + * $FreeBSD: src/sys/dev/drm/r128_drv.c,v 1.4 2003/03/09 02:08:28 anholt Exp $ + */ + +#include "dev/drm/r128.h" +#include "dev/drm/drmP.h" +#include "dev/drm/drm.h" +#include "dev/drm/r128_drm.h" +#include "dev/drm/r128_drv.h" +#if __REALLY_HAVE_SG +#include "dev/drm/ati_pcigart.h" +#endif + +/* List acquired from http://www.yourvote.com/pci/pcihdr.h and xc/xc/programs/Xserver/hw/xfree86/common/xf86PciInfo.h + * Please report to eta@lclark.edu inaccuracies or if a chip you have works that is marked unsupported here. + */ +drm_chipinfo_t DRM(devicelist)[] = { + {0x1002, 0x4c45, __REALLY_HAVE_SG, "ATI Rage 128 Mobility LE (PCI)"}, + {0x1002, 0x4c46, 1, "ATI Rage 128 Mobility LF (AGP)"}, + {0x1002, 0x4d46, 1, "ATI Rage 128 Mobility MF (AGP)"}, + {0x1002, 0x4d4c, 1, "ATI Rage 128 Mobility ML (AGP)"}, + {0x1002, 0x5044, __REALLY_HAVE_SG, "ATI Rage 128 Pro PD (PCI)"}, + {0x1002, 0x5046, 1, "ATI Rage 128 Pro PF (AGP)"}, + {0x1002, 0x5050, __REALLY_HAVE_SG, "ATI Rage 128 Pro PP (PCI)"}, + {0x1002, 0x5052, __REALLY_HAVE_SG, "ATI Rage 128 Pro PR (PCI)"}, + {0x1002, 0x5245, __REALLY_HAVE_SG, "ATI Rage 128 RE (PCI)"}, + {0x1002, 0x5246, 1, "ATI Rage 128 RF (AGP)"}, + {0x1002, 0x5247, 1, "ATI Rage 128 RG (AGP)"}, + {0x1002, 0x524b, __REALLY_HAVE_SG, "ATI Rage 128 RK (PCI)"}, + {0x1002, 0x524c, 1, "ATI Rage 128 RL (AGP)"}, + {0x1002, 0x534d, 1, "ATI Rage 128 SM (AGP)"}, + {0x1002, 0x5446, 1, "ATI Rage 128 Pro Ultra TF (AGP)"}, + {0x1002, 0x544C, 1, "ATI Rage 128 Pro Ultra TL (AGP)"}, + {0x1002, 0x5452, 1, "ATI Rage 128 Pro Ultra TR (AGP)"}, + {0, 0, 0, NULL} +}; + +#include "dev/drm/drm_agpsupport.h" +#include "dev/drm/drm_auth.h" +#include "dev/drm/drm_bufs.h" +#include "dev/drm/drm_context.h" +#include "dev/drm/drm_dma.h" +#include "dev/drm/drm_drawable.h" +#include "dev/drm/drm_drv.h" +#include "dev/drm/drm_fops.h" +#include "dev/drm/drm_init.h" +#include "dev/drm/drm_ioctl.h" +#include "dev/drm/drm_lock.h" +#include "dev/drm/drm_memory.h" +#include "dev/drm/drm_sysctl.h" +#include "dev/drm/drm_vm.h" +#if __HAVE_SG +#include "dev/drm/drm_scatter.h" +#endif + +#ifdef __FreeBSD__ +DRIVER_MODULE(r128, pci, r128_driver, r128_devclass, 0, 0); +#elif defined(__NetBSD__) +CFDRIVER_DECL(r128, DV_TTY, NULL); +#endif /* __FreeBSD__ */ Index: dev/drm/r128_drv.h =================================================================== RCS file: dev/drm/r128_drv.h diff -N dev/drm/r128_drv.h --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/r128_drv.h 12 Mar 2003 00:15:11 -0000 @@ -0,0 +1,508 @@ +/* r128_drv.h -- Private header for r128 driver -*- linux-c -*- + * Created: Mon Dec 13 09:51:11 1999 by faith@precisioninsight.com + * + * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. + * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. + * All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + * + * Authors: + * Rickard E. (Rik) Faith + * Kevin E. Martin + * Gareth Hughes + * Michel Dänzer + * + * $FreeBSD: src/sys/dev/drm/r128_drv.h,v 1.4 2003/03/09 02:08:28 anholt Exp $ + */ + +#ifndef __R128_DRV_H__ +#define __R128_DRV_H__ + +#define GET_RING_HEAD(ring) DRM_READ32( (ring)->ring_rptr, 0 ) /* (ring)->head */ +#define SET_RING_HEAD(ring,val) DRM_WRITE32( (ring)->ring_rptr, 0, (val) ) /* (ring)->head */ + +typedef struct drm_r128_freelist { + unsigned int age; + drm_buf_t *buf; + struct drm_r128_freelist *next; + struct drm_r128_freelist *prev; +} drm_r128_freelist_t; + +typedef struct drm_r128_ring_buffer { + u32 *start; + u32 *end; + int size; + int size_l2qw; + + volatile u32 *head; + u32 tail; + u32 tail_mask; + int space; + + int high_mark; + drm_local_map_t *ring_rptr; +} drm_r128_ring_buffer_t; + +typedef struct drm_r128_private { + drm_r128_ring_buffer_t ring; + drm_r128_sarea_t *sarea_priv; + + int cce_mode; + int cce_fifo_size; + int cce_running; + + drm_r128_freelist_t *head; + drm_r128_freelist_t *tail; + + int usec_timeout; + int is_pci; + unsigned long phys_pci_gart; + dma_addr_t bus_pci_gart; + unsigned long cce_buffers_offset; + + atomic_t idle_count; + + int page_flipping; + int current_page; + u32 crtc_offset; + u32 crtc_offset_cntl; + + u32 color_fmt; + unsigned int front_offset; + unsigned int front_pitch; + unsigned int back_offset; + unsigned int back_pitch; + + u32 depth_fmt; + unsigned int depth_offset; + unsigned int depth_pitch; + unsigned int span_offset; + + u32 front_pitch_offset_c; + u32 back_pitch_offset_c; + u32 depth_pitch_offset_c; + u32 span_pitch_offset_c; + + drm_local_map_t *sarea; + drm_local_map_t *fb; + drm_local_map_t *mmio; + drm_local_map_t *cce_ring; + drm_local_map_t *ring_rptr; + drm_local_map_t *buffers; + drm_local_map_t *agp_textures; +} drm_r128_private_t; + +typedef struct drm_r128_buf_priv { + u32 age; + int prim; + int discard; + int dispatched; + drm_r128_freelist_t *list_entry; +} drm_r128_buf_priv_t; + + /* r128_cce.c */ +extern int r128_cce_init( DRM_IOCTL_ARGS ); +extern int r128_cce_start( DRM_IOCTL_ARGS ); +extern int r128_cce_stop( DRM_IOCTL_ARGS ); +extern int r128_cce_reset( DRM_IOCTL_ARGS ); +extern int r128_cce_idle( DRM_IOCTL_ARGS ); +extern int r128_engine_reset( DRM_IOCTL_ARGS ); +extern int r128_fullscreen( DRM_IOCTL_ARGS ); +extern int r128_cce_buffers( DRM_IOCTL_ARGS ); +extern int r128_getparam( DRM_IOCTL_ARGS ); + +extern void r128_freelist_reset( drm_device_t *dev ); +extern drm_buf_t *r128_freelist_get( drm_device_t *dev ); + +extern int r128_wait_ring( drm_r128_private_t *dev_priv, int n ); + +static __inline__ void +r128_update_ring_snapshot( drm_r128_ring_buffer_t *ring ) +{ + ring->space = (GET_RING_HEAD( ring ) - ring->tail) * sizeof(u32); + if ( ring->space <= 0 ) + ring->space += ring->size; +} + +extern int r128_do_cce_idle( drm_r128_private_t *dev_priv ); +extern int r128_do_cleanup_cce( drm_device_t *dev ); +extern int r128_do_cleanup_pageflip( drm_device_t *dev ); + + /* r128_state.c */ +extern int r128_cce_clear( DRM_IOCTL_ARGS ); +extern int r128_cce_swap( DRM_IOCTL_ARGS ); +extern int r128_cce_vertex( DRM_IOCTL_ARGS ); +extern int r128_cce_indices( DRM_IOCTL_ARGS ); +extern int r128_cce_blit( DRM_IOCTL_ARGS ); +extern int r128_cce_depth( DRM_IOCTL_ARGS ); +extern int r128_cce_stipple( DRM_IOCTL_ARGS ); +extern int r128_cce_indirect( DRM_IOCTL_ARGS ); + + +/* Register definitions, register access macros and drmAddMap constants + * for Rage 128 kernel driver. + */ + +#define R128_AUX_SC_CNTL 0x1660 +# define R128_AUX1_SC_EN (1 << 0) +# define R128_AUX1_SC_MODE_OR (0 << 1) +# define R128_AUX1_SC_MODE_NAND (1 << 1) +# define R128_AUX2_SC_EN (1 << 2) +# define R128_AUX2_SC_MODE_OR (0 << 3) +# define R128_AUX2_SC_MODE_NAND (1 << 3) +# define R128_AUX3_SC_EN (1 << 4) +# define R128_AUX3_SC_MODE_OR (0 << 5) +# define R128_AUX3_SC_MODE_NAND (1 << 5) +#define R128_AUX1_SC_LEFT 0x1664 +#define R128_AUX1_SC_RIGHT 0x1668 +#define R128_AUX1_SC_TOP 0x166c +#define R128_AUX1_SC_BOTTOM 0x1670 +#define R128_AUX2_SC_LEFT 0x1674 +#define R128_AUX2_SC_RIGHT 0x1678 +#define R128_AUX2_SC_TOP 0x167c +#define R128_AUX2_SC_BOTTOM 0x1680 +#define R128_AUX3_SC_LEFT 0x1684 +#define R128_AUX3_SC_RIGHT 0x1688 +#define R128_AUX3_SC_TOP 0x168c +#define R128_AUX3_SC_BOTTOM 0x1690 + +#define R128_BRUSH_DATA0 0x1480 +#define R128_BUS_CNTL 0x0030 +# define R128_BUS_MASTER_DIS (1 << 6) + +#define R128_CLOCK_CNTL_INDEX 0x0008 +#define R128_CLOCK_CNTL_DATA 0x000c +# define R128_PLL_WR_EN (1 << 7) +#define R128_CONSTANT_COLOR_C 0x1d34 +#define R128_CRTC_OFFSET 0x0224 +#define R128_CRTC_OFFSET_CNTL 0x0228 +# define R128_CRTC_OFFSET_FLIP_CNTL (1 << 16) + +#define R128_DP_GUI_MASTER_CNTL 0x146c +# define R128_GMC_SRC_PITCH_OFFSET_CNTL (1 << 0) +# define R128_GMC_DST_PITCH_OFFSET_CNTL (1 << 1) +# define R128_GMC_BRUSH_SOLID_COLOR (13 << 4) +# define R128_GMC_BRUSH_NONE (15 << 4) +# define R128_GMC_DST_16BPP (4 << 8) +# define R128_GMC_DST_24BPP (5 << 8) +# define R128_GMC_DST_32BPP (6 << 8) +# define R128_GMC_DST_DATATYPE_SHIFT 8 +# define R128_GMC_SRC_DATATYPE_COLOR (3 << 12) +# define R128_DP_SRC_SOURCE_MEMORY (2 << 24) +# define R128_DP_SRC_SOURCE_HOST_DATA (3 << 24) +# define R128_GMC_CLR_CMP_CNTL_DIS (1 << 28) +# define R128_GMC_AUX_CLIP_DIS (1 << 29) +# define R128_GMC_WR_MSK_DIS (1 << 30) +# define R128_ROP3_S 0x00cc0000 +# define R128_ROP3_P 0x00f00000 +#define R128_DP_WRITE_MASK 0x16cc +#define R128_DST_PITCH_OFFSET_C 0x1c80 +# define R128_DST_TILE (1 << 31) + +#define R128_GEN_INT_CNTL 0x0040 +# define R128_CRTC_VBLANK_INT_EN (1 << 0) +#define R128_GEN_INT_STATUS 0x0044 +# define R128_CRTC_VBLANK_INT (1 << 0) +# define R128_CRTC_VBLANK_INT_AK (1 << 0) +#define R128_GEN_RESET_CNTL 0x00f0 +# define R128_SOFT_RESET_GUI (1 << 0) + +#define R128_GUI_SCRATCH_REG0 0x15e0 +#define R128_GUI_SCRATCH_REG1 0x15e4 +#define R128_GUI_SCRATCH_REG2 0x15e8 +#define R128_GUI_SCRATCH_REG3 0x15ec +#define R128_GUI_SCRATCH_REG4 0x15f0 +#define R128_GUI_SCRATCH_REG5 0x15f4 + +#define R128_GUI_STAT 0x1740 +# define R128_GUI_FIFOCNT_MASK 0x0fff +# define R128_GUI_ACTIVE (1 << 31) + +#define R128_MCLK_CNTL 0x000f +# define R128_FORCE_GCP (1 << 16) +# define R128_FORCE_PIPE3D_CP (1 << 17) +# define R128_FORCE_RCP (1 << 18) + +#define R128_PC_GUI_CTLSTAT 0x1748 +#define R128_PC_NGUI_CTLSTAT 0x0184 +# define R128_PC_FLUSH_GUI (3 << 0) +# define R128_PC_RI_GUI (1 << 2) +# define R128_PC_FLUSH_ALL 0x00ff +# define R128_PC_BUSY (1 << 31) + +#define R128_PCI_GART_PAGE 0x017c +#define R128_PRIM_TEX_CNTL_C 0x1cb0 + +#define R128_SCALE_3D_CNTL 0x1a00 +#define R128_SEC_TEX_CNTL_C 0x1d00 +#define R128_SEC_TEXTURE_BORDER_COLOR_C 0x1d3c +#define R128_SETUP_CNTL 0x1bc4 +#define R128_STEN_REF_MASK_C 0x1d40 + +#define R128_TEX_CNTL_C 0x1c9c +# define R128_TEX_CACHE_FLUSH (1 << 23) + +#define R128_WAIT_UNTIL 0x1720 +# define R128_EVENT_CRTC_OFFSET (1 << 0) +#define R128_WINDOW_XY_OFFSET 0x1bcc + + +/* CCE registers + */ +#define R128_PM4_BUFFER_OFFSET 0x0700 +#define R128_PM4_BUFFER_CNTL 0x0704 +# define R128_PM4_MASK (15 << 28) +# define R128_PM4_NONPM4 (0 << 28) +# define R128_PM4_192PIO (1 << 28) +# define R128_PM4_192BM (2 << 28) +# define R128_PM4_128PIO_64INDBM (3 << 28) +# define R128_PM4_128BM_64INDBM (4 << 28) +# define R128_PM4_64PIO_128INDBM (5 << 28) +# define R128_PM4_64BM_128INDBM (6 << 28) +# define R128_PM4_64PIO_64VCBM_64INDBM (7 << 28) +# define R128_PM4_64BM_64VCBM_64INDBM (8 << 28) +# define R128_PM4_64PIO_64VCPIO_64INDPIO (15 << 28) + +#define R128_PM4_BUFFER_WM_CNTL 0x0708 +# define R128_WMA_SHIFT 0 +# define R128_WMB_SHIFT 8 +# define R128_WMC_SHIFT 16 +# define R128_WB_WM_SHIFT 24 + +#define R128_PM4_BUFFER_DL_RPTR_ADDR 0x070c +#define R128_PM4_BUFFER_DL_RPTR 0x0710 +#define R128_PM4_BUFFER_DL_WPTR 0x0714 +# define R128_PM4_BUFFER_DL_DONE (1 << 31) + +#define R128_PM4_VC_FPU_SETUP 0x071c + +#define R128_PM4_IW_INDOFF 0x0738 +#define R128_PM4_IW_INDSIZE 0x073c + +#define R128_PM4_STAT 0x07b8 +# define R128_PM4_FIFOCNT_MASK 0x0fff +# define R128_PM4_BUSY (1 << 16) +# define R128_PM4_GUI_ACTIVE (1 << 31) + +#define R128_PM4_MICROCODE_ADDR 0x07d4 +#define R128_PM4_MICROCODE_RADDR 0x07d8 +#define R128_PM4_MICROCODE_DATAH 0x07dc +#define R128_PM4_MICROCODE_DATAL 0x07e0 + +#define R128_PM4_BUFFER_ADDR 0x07f0 +#define R128_PM4_MICRO_CNTL 0x07fc +# define R128_PM4_MICRO_FREERUN (1 << 30) + +#define R128_PM4_FIFO_DATA_EVEN 0x1000 +#define R128_PM4_FIFO_DATA_ODD 0x1004 + + +/* CCE command packets + */ +#define R128_CCE_PACKET0 0x00000000 +#define R128_CCE_PACKET1 0x40000000 +#define R128_CCE_PACKET2 0x80000000 +#define R128_CCE_PACKET3 0xC0000000 +# define R128_CNTL_HOSTDATA_BLT 0x00009400 +# define R128_CNTL_PAINT_MULTI 0x00009A00 +# define R128_CNTL_BITBLT_MULTI 0x00009B00 +# define R128_3D_RNDR_GEN_INDX_PRIM 0x00002300 + +#define R128_CCE_PACKET_MASK 0xC0000000 +#define R128_CCE_PACKET_COUNT_MASK 0x3fff0000 +#define R128_CCE_PACKET0_REG_MASK 0x000007ff +#define R128_CCE_PACKET1_REG0_MASK 0x000007ff +#define R128_CCE_PACKET1_REG1_MASK 0x003ff800 + +#define R128_CCE_VC_CNTL_PRIM_TYPE_NONE 0x00000000 +#define R128_CCE_VC_CNTL_PRIM_TYPE_POINT 0x00000001 +#define R128_CCE_VC_CNTL_PRIM_TYPE_LINE 0x00000002 +#define R128_CCE_VC_CNTL_PRIM_TYPE_POLY_LINE 0x00000003 +#define R128_CCE_VC_CNTL_PRIM_TYPE_TRI_LIST 0x00000004 +#define R128_CCE_VC_CNTL_PRIM_TYPE_TRI_FAN 0x00000005 +#define R128_CCE_VC_CNTL_PRIM_TYPE_TRI_STRIP 0x00000006 +#define R128_CCE_VC_CNTL_PRIM_TYPE_TRI_TYPE2 0x00000007 +#define R128_CCE_VC_CNTL_PRIM_WALK_IND 0x00000010 +#define R128_CCE_VC_CNTL_PRIM_WALK_LIST 0x00000020 +#define R128_CCE_VC_CNTL_PRIM_WALK_RING 0x00000030 +#define R128_CCE_VC_CNTL_NUM_SHIFT 16 + +#define R128_DATATYPE_CI8 2 +#define R128_DATATYPE_ARGB1555 3 +#define R128_DATATYPE_RGB565 4 +#define R128_DATATYPE_RGB888 5 +#define R128_DATATYPE_ARGB8888 6 +#define R128_DATATYPE_RGB332 7 +#define R128_DATATYPE_RGB8 9 +#define R128_DATATYPE_ARGB4444 15 + +/* Constants */ +#define R128_AGP_OFFSET 0x02000000 + +#define R128_WATERMARK_L 16 +#define R128_WATERMARK_M 8 +#define R128_WATERMARK_N 8 +#define R128_WATERMARK_K 128 + +#define R128_MAX_USEC_TIMEOUT 100000 /* 100 ms */ + +#define R128_LAST_FRAME_REG R128_GUI_SCRATCH_REG0 +#define R128_LAST_DISPATCH_REG R128_GUI_SCRATCH_REG1 +#define R128_MAX_VB_AGE 0x7fffffff +#define R128_MAX_VB_VERTS (0xffff) + +#define R128_RING_HIGH_MARK 128 + +#define R128_PERFORMANCE_BOXES 0 + +#define R128_READ(reg) DRM_READ32( dev_priv->mmio, (reg) ) +#define R128_WRITE(reg,val) DRM_WRITE32( dev_priv->mmio, (reg), (val) ) +#define R128_READ8(reg) DRM_READ8( dev_priv->mmio, (reg) ) +#define R128_WRITE8(reg,val) DRM_WRITE8( dev_priv->mmio, (reg), (val) ) + +#define R128_WRITE_PLL(addr,val) \ +do { \ + R128_WRITE8(R128_CLOCK_CNTL_INDEX, \ + ((addr) & 0x1f) | R128_PLL_WR_EN); \ + R128_WRITE(R128_CLOCK_CNTL_DATA, (val)); \ +} while (0) + +extern int R128_READ_PLL(drm_device_t *dev, int addr); + + +#define CCE_PACKET0( reg, n ) (R128_CCE_PACKET0 | \ + ((n) << 16) | ((reg) >> 2)) +#define CCE_PACKET1( reg0, reg1 ) (R128_CCE_PACKET1 | \ + (((reg1) >> 2) << 11) | ((reg0) >> 2)) +#define CCE_PACKET2() (R128_CCE_PACKET2) +#define CCE_PACKET3( pkt, n ) (R128_CCE_PACKET3 | \ + (pkt) | ((n) << 16)) + + +/* ================================================================ + * Misc helper macros + */ + +#define LOCK_TEST_WITH_RETURN( dev ) \ +do { \ + if ( !_DRM_LOCK_IS_HELD( dev->lock.hw_lock->lock ) || \ + dev->lock.pid != DRM_CURRENTPID ) { \ + DRM_ERROR( "%s called without lock held\n", __FUNCTION__ ); \ + return DRM_ERR(EINVAL); \ + } \ +} while (0) + +#define RING_SPACE_TEST_WITH_RETURN( dev_priv ) \ +do { \ + drm_r128_ring_buffer_t *ring = &dev_priv->ring; int i; \ + if ( ring->space < ring->high_mark ) { \ + for ( i = 0 ; i < dev_priv->usec_timeout ; i++ ) { \ + r128_update_ring_snapshot( ring ); \ + if ( ring->space >= ring->high_mark ) \ + goto __ring_space_done; \ + DRM_UDELAY(1); \ + } \ + DRM_ERROR( "ring space check failed!\n" ); \ + return DRM_ERR(EBUSY); \ + } \ + __ring_space_done: \ + ; \ +} while (0) + +#define VB_AGE_TEST_WITH_RETURN( dev_priv ) \ +do { \ + drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv; \ + if ( sarea_priv->last_dispatch >= R128_MAX_VB_AGE ) { \ + int __ret = r128_do_cce_idle( dev_priv ); \ + if ( __ret ) return __ret; \ + sarea_priv->last_dispatch = 0; \ + r128_freelist_reset( dev ); \ + } \ +} while (0) + +#define R128_WAIT_UNTIL_PAGE_FLIPPED() do { \ + OUT_RING( CCE_PACKET0( R128_WAIT_UNTIL, 0 ) ); \ + OUT_RING( R128_EVENT_CRTC_OFFSET ); \ +} while (0) + + +/* ================================================================ + * Ring control + */ + +#if defined(__powerpc__) +#define r128_flush_write_combine() (void) GET_RING_HEAD( &dev_priv->ring ) +#else +#define r128_flush_write_combine() DRM_WRITEMEMORYBARRIER(dev_priv->ring_rptr) +#endif + + +#define R128_VERBOSE 0 + +#define RING_LOCALS \ + int write; unsigned int tail_mask; volatile u32 *ring; + +#define BEGIN_RING( n ) do { \ + if ( R128_VERBOSE ) { \ + DRM_INFO( "BEGIN_RING( %d ) in %s\n", \ + (n), __FUNCTION__ ); \ + } \ + if ( dev_priv->ring.space <= (n) * sizeof(u32) ) { \ + r128_wait_ring( dev_priv, (n) * sizeof(u32) ); \ + } \ + dev_priv->ring.space -= (n) * sizeof(u32); \ + ring = dev_priv->ring.start; \ + write = dev_priv->ring.tail; \ + tail_mask = dev_priv->ring.tail_mask; \ +} while (0) + +/* You can set this to zero if you want. If the card locks up, you'll + * need to keep this set. It works around a bug in early revs of the + * Rage 128 chipset, where the CCE would read 32 dwords past the end of + * the ring buffer before wrapping around. + */ +#define R128_BROKEN_CCE 1 + +#define ADVANCE_RING() do { \ + if ( R128_VERBOSE ) { \ + DRM_INFO( "ADVANCE_RING() wr=0x%06x tail=0x%06x\n", \ + write, dev_priv->ring.tail ); \ + } \ + if ( R128_BROKEN_CCE && write < 32 ) { \ + memcpy( dev_priv->ring.end, \ + dev_priv->ring.start, \ + write * sizeof(u32) ); \ + } \ + r128_flush_write_combine(); \ + dev_priv->ring.tail = write; \ + R128_WRITE( R128_PM4_BUFFER_DL_WPTR, write ); \ +} while (0) + +#define OUT_RING( x ) do { \ + if ( R128_VERBOSE ) { \ + DRM_INFO( " OUT_RING( 0x%08x ) at 0x%x\n", \ + (unsigned int)(x), write ); \ + } \ + ring[write++] = cpu_to_le32( x ); \ + write &= tail_mask; \ +} while (0) + +#endif /* __R128_DRV_H__ */ Index: dev/drm/r128_irq.c =================================================================== RCS file: dev/drm/r128_irq.c diff -N dev/drm/r128_irq.c --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/r128_irq.c 12 Mar 2003 00:15:11 -0000 @@ -0,0 +1,102 @@ +/* r128_irq.c -- IRQ handling for radeon -*- linux-c -*- + * + * Copyright (C) The Weather Channel, Inc. 2002. All Rights Reserved. + * + * The Weather Channel (TM) funded Tungsten Graphics to develop the + * initial release of the Radeon 8500 driver under the XFree86 license. + * This notice must be preserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + * + * Authors: + * Keith Whitwell + * Eric Anholt + * + * $FreeBSD: src/sys/dev/drm/r128_irq.c,v 1.1 2003/03/09 02:08:28 anholt Exp $ + */ + +#include "dev/drm/r128.h" +#include "dev/drm/drmP.h" +#include "dev/drm/drm.h" +#include "dev/drm/r128_drm.h" +#include "dev/drm/r128_drv.h" + +void r128_dma_service( DRM_IRQ_ARGS ) +{ + drm_device_t *dev = (drm_device_t *) arg; + drm_r128_private_t *dev_priv = + (drm_r128_private_t *)dev->dev_private; + int status; + + status = R128_READ( R128_GEN_INT_STATUS ); + + /* VBLANK interrupt */ + if ( status & R128_CRTC_VBLANK_INT ) { + R128_WRITE( R128_GEN_INT_STATUS, R128_CRTC_VBLANK_INT_AK ); + atomic_inc(&dev->vbl_received); + DRM_WAKEUP(&dev->vbl_queue); + DRM(vbl_send_signals)( dev ); + } +} + +int DRM(vblank_wait)(drm_device_t *dev, unsigned int *sequence) +{ + unsigned int cur_vblank; + int ret = 0; + + /* Assume that the user has missed the current sequence number + * by about a day rather than she wants to wait for years + * using vertical blanks... + */ + DRM_WAIT_ON( ret, dev->vbl_queue, 3*DRM_HZ, + ( ( ( cur_vblank = atomic_read(&dev->vbl_received ) ) + - *sequence ) <= (1<<23) ) ); + + *sequence = cur_vblank; + + return ret; +} + +void r128_driver_irq_preinstall( drm_device_t *dev ) { + drm_r128_private_t *dev_priv = + (drm_r128_private_t *)dev->dev_private; + + /* Disable *all* interrupts */ + R128_WRITE( R128_GEN_INT_CNTL, 0 ); + /* Clear vblank bit if it's already high */ + R128_WRITE( R128_GEN_INT_STATUS, R128_CRTC_VBLANK_INT_AK ); +} + +void r128_driver_irq_postinstall( drm_device_t *dev ) { + drm_r128_private_t *dev_priv = + (drm_r128_private_t *)dev->dev_private; + + /* Turn on VBL interrupt */ + R128_WRITE( R128_GEN_INT_CNTL, R128_CRTC_VBLANK_INT_EN ); +} + +void r128_driver_irq_uninstall( drm_device_t *dev ) { + drm_r128_private_t *dev_priv = + (drm_r128_private_t *)dev->dev_private; + if ( dev_priv ) { + /* Disable *all* interrupts */ + R128_WRITE( R128_GEN_INT_CNTL, 0 ); + } +} Index: dev/drm/r128_state.c =================================================================== RCS file: dev/drm/r128_state.c diff -N dev/drm/r128_state.c --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/r128_state.c 12 Mar 2003 00:15:11 -0000 @@ -0,0 +1,1605 @@ +/* r128_state.c -- State support for r128 -*- linux-c -*- + * Created: Thu Jan 27 02:53:43 2000 by gareth@valinux.com + * + * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + * + * Authors: + * Gareth Hughes + * + * $FreeBSD: src/sys/dev/drm/r128_state.c,v 1.5 2003/03/09 02:08:28 anholt Exp $ + */ + +#include "dev/drm/r128.h" +#include "dev/drm/drmP.h" +#include "dev/drm/drm.h" +#include "dev/drm/r128_drm.h" +#include "dev/drm/r128_drv.h" + + +/* ================================================================ + * CCE hardware state programming functions + */ + +static void r128_emit_clip_rects( drm_r128_private_t *dev_priv, + drm_clip_rect_t *boxes, int count ) +{ + u32 aux_sc_cntl = 0x00000000; + RING_LOCALS; + DRM_DEBUG( " %s\n", __FUNCTION__ ); + + BEGIN_RING( 17 ); + + if ( count >= 1 ) { + OUT_RING( CCE_PACKET0( R128_AUX1_SC_LEFT, 3 ) ); + OUT_RING( boxes[0].x1 ); + OUT_RING( boxes[0].x2 - 1 ); + OUT_RING( boxes[0].y1 ); + OUT_RING( boxes[0].y2 - 1 ); + + aux_sc_cntl |= (R128_AUX1_SC_EN | R128_AUX1_SC_MODE_OR); + } + if ( count >= 2 ) { + OUT_RING( CCE_PACKET0( R128_AUX2_SC_LEFT, 3 ) ); + OUT_RING( boxes[1].x1 ); + OUT_RING( boxes[1].x2 - 1 ); + OUT_RING( boxes[1].y1 ); + OUT_RING( boxes[1].y2 - 1 ); + + aux_sc_cntl |= (R128_AUX2_SC_EN | R128_AUX2_SC_MODE_OR); + } + if ( count >= 3 ) { + OUT_RING( CCE_PACKET0( R128_AUX3_SC_LEFT, 3 ) ); + OUT_RING( boxes[2].x1 ); + OUT_RING( boxes[2].x2 - 1 ); + OUT_RING( boxes[2].y1 ); + OUT_RING( boxes[2].y2 - 1 ); + + aux_sc_cntl |= (R128_AUX3_SC_EN | R128_AUX3_SC_MODE_OR); + } + + OUT_RING( CCE_PACKET0( R128_AUX_SC_CNTL, 0 ) ); + OUT_RING( aux_sc_cntl ); + + ADVANCE_RING(); +} + +static __inline__ void r128_emit_core( drm_r128_private_t *dev_priv ) +{ + drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_r128_context_regs_t *ctx = &sarea_priv->context_state; + RING_LOCALS; + DRM_DEBUG( " %s\n", __FUNCTION__ ); + + BEGIN_RING( 2 ); + + OUT_RING( CCE_PACKET0( R128_SCALE_3D_CNTL, 0 ) ); + OUT_RING( ctx->scale_3d_cntl ); + + ADVANCE_RING(); +} + +static __inline__ void r128_emit_context( drm_r128_private_t *dev_priv ) +{ + drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_r128_context_regs_t *ctx = &sarea_priv->context_state; + RING_LOCALS; + DRM_DEBUG( " %s\n", __FUNCTION__ ); + + BEGIN_RING( 13 ); + + OUT_RING( CCE_PACKET0( R128_DST_PITCH_OFFSET_C, 11 ) ); + OUT_RING( ctx->dst_pitch_offset_c ); + OUT_RING( ctx->dp_gui_master_cntl_c ); + OUT_RING( ctx->sc_top_left_c ); + OUT_RING( ctx->sc_bottom_right_c ); + OUT_RING( ctx->z_offset_c ); + OUT_RING( ctx->z_pitch_c ); + OUT_RING( ctx->z_sten_cntl_c ); + OUT_RING( ctx->tex_cntl_c ); + OUT_RING( ctx->misc_3d_state_cntl_reg ); + OUT_RING( ctx->texture_clr_cmp_clr_c ); + OUT_RING( ctx->texture_clr_cmp_msk_c ); + OUT_RING( ctx->fog_color_c ); + + ADVANCE_RING(); +} + +static __inline__ void r128_emit_setup( drm_r128_private_t *dev_priv ) +{ + drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_r128_context_regs_t *ctx = &sarea_priv->context_state; + RING_LOCALS; + DRM_DEBUG( " %s\n", __FUNCTION__ ); + + BEGIN_RING( 3 ); + + OUT_RING( CCE_PACKET1( R128_SETUP_CNTL, R128_PM4_VC_FPU_SETUP ) ); + OUT_RING( ctx->setup_cntl ); + OUT_RING( ctx->pm4_vc_fpu_setup ); + + ADVANCE_RING(); +} + +static __inline__ void r128_emit_masks( drm_r128_private_t *dev_priv ) +{ + drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_r128_context_regs_t *ctx = &sarea_priv->context_state; + RING_LOCALS; + DRM_DEBUG( " %s\n", __FUNCTION__ ); + + BEGIN_RING( 5 ); + + OUT_RING( CCE_PACKET0( R128_DP_WRITE_MASK, 0 ) ); + OUT_RING( ctx->dp_write_mask ); + + OUT_RING( CCE_PACKET0( R128_STEN_REF_MASK_C, 1 ) ); + OUT_RING( ctx->sten_ref_mask_c ); + OUT_RING( ctx->plane_3d_mask_c ); + + ADVANCE_RING(); +} + +static __inline__ void r128_emit_window( drm_r128_private_t *dev_priv ) +{ + drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_r128_context_regs_t *ctx = &sarea_priv->context_state; + RING_LOCALS; + DRM_DEBUG( " %s\n", __FUNCTION__ ); + + BEGIN_RING( 2 ); + + OUT_RING( CCE_PACKET0( R128_WINDOW_XY_OFFSET, 0 ) ); + OUT_RING( ctx->window_xy_offset ); + + ADVANCE_RING(); +} + +static __inline__ void r128_emit_tex0( drm_r128_private_t *dev_priv ) +{ + drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_r128_context_regs_t *ctx = &sarea_priv->context_state; + drm_r128_texture_regs_t *tex = &sarea_priv->tex_state[0]; + int i; + RING_LOCALS; + DRM_DEBUG( " %s\n", __FUNCTION__ ); + + BEGIN_RING( 7 + R128_MAX_TEXTURE_LEVELS ); + + OUT_RING( CCE_PACKET0( R128_PRIM_TEX_CNTL_C, + 2 + R128_MAX_TEXTURE_LEVELS ) ); + OUT_RING( tex->tex_cntl ); + OUT_RING( tex->tex_combine_cntl ); + OUT_RING( ctx->tex_size_pitch_c ); + for ( i = 0 ; i < R128_MAX_TEXTURE_LEVELS ; i++ ) { + OUT_RING( tex->tex_offset[i] ); + } + + OUT_RING( CCE_PACKET0( R128_CONSTANT_COLOR_C, 1 ) ); + OUT_RING( ctx->constant_color_c ); + OUT_RING( tex->tex_border_color ); + + ADVANCE_RING(); +} + +static __inline__ void r128_emit_tex1( drm_r128_private_t *dev_priv ) +{ + drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_r128_texture_regs_t *tex = &sarea_priv->tex_state[1]; + int i; + RING_LOCALS; + DRM_DEBUG( " %s\n", __FUNCTION__ ); + + BEGIN_RING( 5 + R128_MAX_TEXTURE_LEVELS ); + + OUT_RING( CCE_PACKET0( R128_SEC_TEX_CNTL_C, + 1 + R128_MAX_TEXTURE_LEVELS ) ); + OUT_RING( tex->tex_cntl ); + OUT_RING( tex->tex_combine_cntl ); + for ( i = 0 ; i < R128_MAX_TEXTURE_LEVELS ; i++ ) { + OUT_RING( tex->tex_offset[i] ); + } + + OUT_RING( CCE_PACKET0( R128_SEC_TEXTURE_BORDER_COLOR_C, 0 ) ); + OUT_RING( tex->tex_border_color ); + + ADVANCE_RING(); +} + +static __inline__ void r128_emit_state( drm_r128_private_t *dev_priv ) +{ + drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv; + unsigned int dirty = sarea_priv->dirty; + + DRM_DEBUG( "%s: dirty=0x%08x\n", __FUNCTION__, dirty ); + + if ( dirty & R128_UPLOAD_CORE ) { + r128_emit_core( dev_priv ); + sarea_priv->dirty &= ~R128_UPLOAD_CORE; + } + + if ( dirty & R128_UPLOAD_CONTEXT ) { + r128_emit_context( dev_priv ); + sarea_priv->dirty &= ~R128_UPLOAD_CONTEXT; + } + + if ( dirty & R128_UPLOAD_SETUP ) { + r128_emit_setup( dev_priv ); + sarea_priv->dirty &= ~R128_UPLOAD_SETUP; + } + + if ( dirty & R128_UPLOAD_MASKS ) { + r128_emit_masks( dev_priv ); + sarea_priv->dirty &= ~R128_UPLOAD_MASKS; + } + + if ( dirty & R128_UPLOAD_WINDOW ) { + r128_emit_window( dev_priv ); + sarea_priv->dirty &= ~R128_UPLOAD_WINDOW; + } + + if ( dirty & R128_UPLOAD_TEX0 ) { + r128_emit_tex0( dev_priv ); + sarea_priv->dirty &= ~R128_UPLOAD_TEX0; + } + + if ( dirty & R128_UPLOAD_TEX1 ) { + r128_emit_tex1( dev_priv ); + sarea_priv->dirty &= ~R128_UPLOAD_TEX1; + } + + /* Turn off the texture cache flushing */ + sarea_priv->context_state.tex_cntl_c &= ~R128_TEX_CACHE_FLUSH; + + sarea_priv->dirty &= ~R128_REQUIRE_QUIESCENCE; +} + + +#if R128_PERFORMANCE_BOXES +/* ================================================================ + * Performance monitoring functions + */ + +static void r128_clear_box( drm_r128_private_t *dev_priv, + int x, int y, int w, int h, + int r, int g, int b ) +{ + u32 pitch, offset; + u32 fb_bpp, color; + RING_LOCALS; + + switch ( dev_priv->fb_bpp ) { + case 16: + fb_bpp = R128_GMC_DST_16BPP; + color = (((r & 0xf8) << 8) | + ((g & 0xfc) << 3) | + ((b & 0xf8) >> 3)); + break; + case 24: + fb_bpp = R128_GMC_DST_24BPP; + color = ((r << 16) | (g << 8) | b); + break; + case 32: + fb_bpp = R128_GMC_DST_32BPP; + color = (((0xff) << 24) | (r << 16) | (g << 8) | b); + break; + default: + return; + } + + offset = dev_priv->back_offset; + pitch = dev_priv->back_pitch >> 3; + + BEGIN_RING( 6 ); + + OUT_RING( CCE_PACKET3( R128_CNTL_PAINT_MULTI, 4 ) ); + OUT_RING( R128_GMC_DST_PITCH_OFFSET_CNTL | + R128_GMC_BRUSH_SOLID_COLOR | + fb_bpp | + R128_GMC_SRC_DATATYPE_COLOR | + R128_ROP3_P | + R128_GMC_CLR_CMP_CNTL_DIS | + R128_GMC_AUX_CLIP_DIS ); + + OUT_RING( (pitch << 21) | (offset >> 5) ); + OUT_RING( color ); + + OUT_RING( (x << 16) | y ); + OUT_RING( (w << 16) | h ); + + ADVANCE_RING(); +} + +static void r128_cce_performance_boxes( drm_r128_private_t *dev_priv ) +{ + if ( atomic_read( &dev_priv->idle_count ) == 0 ) { + r128_clear_box( dev_priv, 64, 4, 8, 8, 0, 255, 0 ); + } else { + atomic_set( &dev_priv->idle_count, 0 ); + } +} + +#endif + + +/* ================================================================ + * CCE command dispatch functions + */ + +static void r128_print_dirty( const char *msg, unsigned int flags ) +{ + DRM_INFO( "%s: (0x%x) %s%s%s%s%s%s%s%s%s\n", + msg, + flags, + (flags & R128_UPLOAD_CORE) ? "core, " : "", + (flags & R128_UPLOAD_CONTEXT) ? "context, " : "", + (flags & R128_UPLOAD_SETUP) ? "setup, " : "", + (flags & R128_UPLOAD_TEX0) ? "tex0, " : "", + (flags & R128_UPLOAD_TEX1) ? "tex1, " : "", + (flags & R128_UPLOAD_MASKS) ? "masks, " : "", + (flags & R128_UPLOAD_WINDOW) ? "window, " : "", + (flags & R128_UPLOAD_CLIPRECTS) ? "cliprects, " : "", + (flags & R128_REQUIRE_QUIESCENCE) ? "quiescence, " : "" ); +} + +static void r128_cce_dispatch_clear( drm_device_t *dev, + drm_r128_clear_t *clear ) +{ + drm_r128_private_t *dev_priv = dev->dev_private; + drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv; + int nbox = sarea_priv->nbox; + drm_clip_rect_t *pbox = sarea_priv->boxes; + unsigned int flags = clear->flags; + int i; + RING_LOCALS; + DRM_DEBUG( "%s\n", __FUNCTION__ ); + + if ( dev_priv->page_flipping && dev_priv->current_page == 1 ) { + unsigned int tmp = flags; + + flags &= ~(R128_FRONT | R128_BACK); + if ( tmp & R128_FRONT ) flags |= R128_BACK; + if ( tmp & R128_BACK ) flags |= R128_FRONT; + } + + for ( i = 0 ; i < nbox ; i++ ) { + int x = pbox[i].x1; + int y = pbox[i].y1; + int w = pbox[i].x2 - x; + int h = pbox[i].y2 - y; + + DRM_DEBUG( "dispatch clear %d,%d-%d,%d flags 0x%x\n", + pbox[i].x1, pbox[i].y1, pbox[i].x2, + pbox[i].y2, flags ); + + if ( flags & (R128_FRONT | R128_BACK) ) { + BEGIN_RING( 2 ); + + OUT_RING( CCE_PACKET0( R128_DP_WRITE_MASK, 0 ) ); + OUT_RING( clear->color_mask ); + + ADVANCE_RING(); + } + + if ( flags & R128_FRONT ) { + BEGIN_RING( 6 ); + + OUT_RING( CCE_PACKET3( R128_CNTL_PAINT_MULTI, 4 ) ); + OUT_RING( R128_GMC_DST_PITCH_OFFSET_CNTL | + R128_GMC_BRUSH_SOLID_COLOR | + (dev_priv->color_fmt << 8) | + R128_GMC_SRC_DATATYPE_COLOR | + R128_ROP3_P | + R128_GMC_CLR_CMP_CNTL_DIS | + R128_GMC_AUX_CLIP_DIS ); + + OUT_RING( dev_priv->front_pitch_offset_c ); + OUT_RING( clear->clear_color ); + + OUT_RING( (x << 16) | y ); + OUT_RING( (w << 16) | h ); + + ADVANCE_RING(); + } + + if ( flags & R128_BACK ) { + BEGIN_RING( 6 ); + + OUT_RING( CCE_PACKET3( R128_CNTL_PAINT_MULTI, 4 ) ); + OUT_RING( R128_GMC_DST_PITCH_OFFSET_CNTL | + R128_GMC_BRUSH_SOLID_COLOR | + (dev_priv->color_fmt << 8) | + R128_GMC_SRC_DATATYPE_COLOR | + R128_ROP3_P | + R128_GMC_CLR_CMP_CNTL_DIS | + R128_GMC_AUX_CLIP_DIS ); + + OUT_RING( dev_priv->back_pitch_offset_c ); + OUT_RING( clear->clear_color ); + + OUT_RING( (x << 16) | y ); + OUT_RING( (w << 16) | h ); + + ADVANCE_RING(); + } + + if ( flags & R128_DEPTH ) { + BEGIN_RING( 6 ); + + OUT_RING( CCE_PACKET3( R128_CNTL_PAINT_MULTI, 4 ) ); + OUT_RING( R128_GMC_DST_PITCH_OFFSET_CNTL | + R128_GMC_BRUSH_SOLID_COLOR | + (dev_priv->depth_fmt << 8) | + R128_GMC_SRC_DATATYPE_COLOR | + R128_ROP3_P | + R128_GMC_CLR_CMP_CNTL_DIS | + R128_GMC_AUX_CLIP_DIS | + R128_GMC_WR_MSK_DIS ); + + OUT_RING( dev_priv->depth_pitch_offset_c ); + OUT_RING( clear->clear_depth ); + + OUT_RING( (x << 16) | y ); + OUT_RING( (w << 16) | h ); + + ADVANCE_RING(); + } + } +} + +static void r128_cce_dispatch_swap( drm_device_t *dev ) +{ + drm_r128_private_t *dev_priv = dev->dev_private; + drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv; + int nbox = sarea_priv->nbox; + drm_clip_rect_t *pbox = sarea_priv->boxes; + int i; + RING_LOCALS; + DRM_DEBUG( "%s\n", __FUNCTION__ ); + +#if R128_PERFORMANCE_BOXES + /* Do some trivial performance monitoring... + */ + r128_cce_performance_boxes( dev_priv ); +#endif + + for ( i = 0 ; i < nbox ; i++ ) { + int x = pbox[i].x1; + int y = pbox[i].y1; + int w = pbox[i].x2 - x; + int h = pbox[i].y2 - y; + + BEGIN_RING( 7 ); + + OUT_RING( CCE_PACKET3( R128_CNTL_BITBLT_MULTI, 5 ) ); + OUT_RING( R128_GMC_SRC_PITCH_OFFSET_CNTL | + R128_GMC_DST_PITCH_OFFSET_CNTL | + R128_GMC_BRUSH_NONE | + (dev_priv->color_fmt << 8) | + R128_GMC_SRC_DATATYPE_COLOR | + R128_ROP3_S | + R128_DP_SRC_SOURCE_MEMORY | + R128_GMC_CLR_CMP_CNTL_DIS | + R128_GMC_AUX_CLIP_DIS | + R128_GMC_WR_MSK_DIS ); + + OUT_RING( dev_priv->back_pitch_offset_c ); + OUT_RING( dev_priv->front_pitch_offset_c ); + + OUT_RING( (x << 16) | y ); + OUT_RING( (x << 16) | y ); + OUT_RING( (w << 16) | h ); + + ADVANCE_RING(); + } + + /* Increment the frame counter. The client-side 3D driver must + * throttle the framerate by waiting for this value before + * performing the swapbuffer ioctl. + */ + dev_priv->sarea_priv->last_frame++; + + BEGIN_RING( 2 ); + + OUT_RING( CCE_PACKET0( R128_LAST_FRAME_REG, 0 ) ); + OUT_RING( dev_priv->sarea_priv->last_frame ); + + ADVANCE_RING(); +} + +static void r128_cce_dispatch_flip( drm_device_t *dev ) +{ + drm_r128_private_t *dev_priv = dev->dev_private; + RING_LOCALS; + DRM_DEBUG( "page=%d\n", dev_priv->current_page ); + +#if R128_PERFORMANCE_BOXES + /* Do some trivial performance monitoring... + */ + r128_cce_performance_boxes( dev_priv ); +#endif + + BEGIN_RING( 4 ); + + R128_WAIT_UNTIL_PAGE_FLIPPED(); + OUT_RING( CCE_PACKET0( R128_CRTC_OFFSET, 0 ) ); + + if ( dev_priv->current_page == 0 ) { + OUT_RING( dev_priv->back_offset ); + dev_priv->current_page = 1; + } else { + OUT_RING( dev_priv->front_offset ); + dev_priv->current_page = 0; + } + + ADVANCE_RING(); + + /* Increment the frame counter. The client-side 3D driver must + * throttle the framerate by waiting for this value before + * performing the swapbuffer ioctl. + */ + dev_priv->sarea_priv->last_frame++; + + BEGIN_RING( 2 ); + + OUT_RING( CCE_PACKET0( R128_LAST_FRAME_REG, 0 ) ); + OUT_RING( dev_priv->sarea_priv->last_frame ); + + ADVANCE_RING(); +} + +static void r128_cce_dispatch_vertex( drm_device_t *dev, + drm_buf_t *buf ) +{ + drm_r128_private_t *dev_priv = dev->dev_private; + drm_r128_buf_priv_t *buf_priv = buf->dev_private; + drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv; + int format = sarea_priv->vc_format; + int offset = buf->bus_address; + int size = buf->used; + int prim = buf_priv->prim; + int i = 0; + RING_LOCALS; + DRM_DEBUG( "buf=%d nbox=%d\n", buf->idx, sarea_priv->nbox ); + + if ( 0 ) + r128_print_dirty( "dispatch_vertex", sarea_priv->dirty ); + + if ( buf->used ) { + buf_priv->dispatched = 1; + + if ( sarea_priv->dirty & ~R128_UPLOAD_CLIPRECTS ) { + r128_emit_state( dev_priv ); + } + + do { + /* Emit the next set of up to three cliprects */ + if ( i < sarea_priv->nbox ) { + r128_emit_clip_rects( dev_priv, + &sarea_priv->boxes[i], + sarea_priv->nbox - i ); + } + + /* Emit the vertex buffer rendering commands */ + BEGIN_RING( 5 ); + + OUT_RING( CCE_PACKET3( R128_3D_RNDR_GEN_INDX_PRIM, 3 ) ); + OUT_RING( offset ); + OUT_RING( size ); + OUT_RING( format ); + OUT_RING( prim | R128_CCE_VC_CNTL_PRIM_WALK_LIST | + (size << R128_CCE_VC_CNTL_NUM_SHIFT) ); + + ADVANCE_RING(); + + i += 3; + } while ( i < sarea_priv->nbox ); + } + + if ( buf_priv->discard ) { + buf_priv->age = dev_priv->sarea_priv->last_dispatch; + + /* Emit the vertex buffer age */ + BEGIN_RING( 2 ); + + OUT_RING( CCE_PACKET0( R128_LAST_DISPATCH_REG, 0 ) ); + OUT_RING( buf_priv->age ); + + ADVANCE_RING(); + + buf->pending = 1; + buf->used = 0; + /* FIXME: Check dispatched field */ + buf_priv->dispatched = 0; + } + + dev_priv->sarea_priv->last_dispatch++; + + sarea_priv->dirty &= ~R128_UPLOAD_CLIPRECTS; + sarea_priv->nbox = 0; +} + +static void r128_cce_dispatch_indirect( drm_device_t *dev, + drm_buf_t *buf, + int start, int end ) +{ + drm_r128_private_t *dev_priv = dev->dev_private; + drm_r128_buf_priv_t *buf_priv = buf->dev_private; + RING_LOCALS; + DRM_DEBUG( "indirect: buf=%d s=0x%x e=0x%x\n", + buf->idx, start, end ); + + if ( start != end ) { + int offset = buf->bus_address + start; + int dwords = (end - start + 3) / sizeof(u32); + + /* Indirect buffer data must be an even number of + * dwords, so if we've been given an odd number we must + * pad the data with a Type-2 CCE packet. + */ + if ( dwords & 1 ) { + u32 *data = (u32 *) + ((char *)dev_priv->buffers->handle + + buf->offset + start); + data[dwords++] = cpu_to_le32( R128_CCE_PACKET2 ); + } + + buf_priv->dispatched = 1; + + /* Fire off the indirect buffer */ + BEGIN_RING( 3 ); + + OUT_RING( CCE_PACKET0( R128_PM4_IW_INDOFF, 1 ) ); + OUT_RING( offset ); + OUT_RING( dwords ); + + ADVANCE_RING(); + } + + if ( buf_priv->discard ) { + buf_priv->age = dev_priv->sarea_priv->last_dispatch; + + /* Emit the indirect buffer age */ + BEGIN_RING( 2 ); + + OUT_RING( CCE_PACKET0( R128_LAST_DISPATCH_REG, 0 ) ); + OUT_RING( buf_priv->age ); + + ADVANCE_RING(); + + buf->pending = 1; + buf->used = 0; + /* FIXME: Check dispatched field */ + buf_priv->dispatched = 0; + } + + dev_priv->sarea_priv->last_dispatch++; +} + +static void r128_cce_dispatch_indices( drm_device_t *dev, + drm_buf_t *buf, + int start, int end, + int count ) +{ + drm_r128_private_t *dev_priv = dev->dev_private; + drm_r128_buf_priv_t *buf_priv = buf->dev_private; + drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv; + int format = sarea_priv->vc_format; + int offset = dev_priv->buffers->offset - dev_priv->cce_buffers_offset; + int prim = buf_priv->prim; + u32 *data; + int dwords; + int i = 0; + RING_LOCALS; + DRM_DEBUG( "indices: s=%d e=%d c=%d\n", start, end, count ); + + if ( 0 ) + r128_print_dirty( "dispatch_indices", sarea_priv->dirty ); + + if ( start != end ) { + buf_priv->dispatched = 1; + + if ( sarea_priv->dirty & ~R128_UPLOAD_CLIPRECTS ) { + r128_emit_state( dev_priv ); + } + + dwords = (end - start + 3) / sizeof(u32); + + data = (u32 *)((char *)dev_priv->buffers->handle + + buf->offset + start); + + data[0] = cpu_to_le32( CCE_PACKET3( R128_3D_RNDR_GEN_INDX_PRIM, + dwords-2 ) ); + + data[1] = cpu_to_le32( offset ); + data[2] = cpu_to_le32( R128_MAX_VB_VERTS ); + data[3] = cpu_to_le32( format ); + data[4] = cpu_to_le32( (prim | R128_CCE_VC_CNTL_PRIM_WALK_IND | + (count << 16)) ); + + if ( count & 0x1 ) { +#ifdef __LITTLE_ENDIAN + data[dwords-1] &= 0x0000ffff; +#else + data[dwords-1] &= 0xffff0000; +#endif + } + + do { + /* Emit the next set of up to three cliprects */ + if ( i < sarea_priv->nbox ) { + r128_emit_clip_rects( dev_priv, + &sarea_priv->boxes[i], + sarea_priv->nbox - i ); + } + + r128_cce_dispatch_indirect( dev, buf, start, end ); + + i += 3; + } while ( i < sarea_priv->nbox ); + } + + if ( buf_priv->discard ) { + buf_priv->age = dev_priv->sarea_priv->last_dispatch; + + /* Emit the vertex buffer age */ + BEGIN_RING( 2 ); + + OUT_RING( CCE_PACKET0( R128_LAST_DISPATCH_REG, 0 ) ); + OUT_RING( buf_priv->age ); + + ADVANCE_RING(); + + buf->pending = 1; + /* FIXME: Check dispatched field */ + buf_priv->dispatched = 0; + } + + dev_priv->sarea_priv->last_dispatch++; + + sarea_priv->dirty &= ~R128_UPLOAD_CLIPRECTS; + sarea_priv->nbox = 0; +} + +static int r128_cce_dispatch_blit( drm_device_t *dev, + drm_r128_blit_t *blit ) +{ + drm_r128_private_t *dev_priv = dev->dev_private; + drm_device_dma_t *dma = dev->dma; + drm_buf_t *buf; + drm_r128_buf_priv_t *buf_priv; + u32 *data; + int dword_shift, dwords; + RING_LOCALS; + DRM_DEBUG( "\n" ); + + /* The compiler won't optimize away a division by a variable, + * even if the only legal values are powers of two. Thus, we'll + * use a shift instead. + */ + switch ( blit->format ) { + case R128_DATATYPE_ARGB8888: + dword_shift = 0; + break; + case R128_DATATYPE_ARGB1555: + case R128_DATATYPE_RGB565: + case R128_DATATYPE_ARGB4444: + dword_shift = 1; + break; + case R128_DATATYPE_CI8: + case R128_DATATYPE_RGB8: + dword_shift = 2; + break; + default: + DRM_ERROR( "invalid blit format %d\n", blit->format ); + return DRM_ERR(EINVAL); + } + + /* Flush the pixel cache, and mark the contents as Read Invalid. + * This ensures no pixel data gets mixed up with the texture + * data from the host data blit, otherwise part of the texture + * image may be corrupted. + */ + BEGIN_RING( 2 ); + + OUT_RING( CCE_PACKET0( R128_PC_GUI_CTLSTAT, 0 ) ); + OUT_RING( R128_PC_RI_GUI | R128_PC_FLUSH_GUI ); + + ADVANCE_RING(); + + /* Dispatch the indirect buffer. + */ + buf = dma->buflist[blit->idx]; + buf_priv = buf->dev_private; + + if ( buf->pid != DRM_CURRENTPID ) { + DRM_ERROR( "process %d using buffer owned by %d\n", + DRM_CURRENTPID, buf->pid ); + return DRM_ERR(EINVAL); + } + if ( buf->pending ) { + DRM_ERROR( "sending pending buffer %d\n", blit->idx ); + return DRM_ERR(EINVAL); + } + + buf_priv->discard = 1; + + dwords = (blit->width * blit->height) >> dword_shift; + + data = (u32 *)((char *)dev_priv->buffers->handle + buf->offset); + + data[0] = cpu_to_le32( CCE_PACKET3( R128_CNTL_HOSTDATA_BLT, dwords + 6 ) ); + data[1] = cpu_to_le32( (R128_GMC_DST_PITCH_OFFSET_CNTL | + R128_GMC_BRUSH_NONE | + (blit->format << 8) | + R128_GMC_SRC_DATATYPE_COLOR | + R128_ROP3_S | + R128_DP_SRC_SOURCE_HOST_DATA | + R128_GMC_CLR_CMP_CNTL_DIS | + R128_GMC_AUX_CLIP_DIS | + R128_GMC_WR_MSK_DIS) ); + + data[2] = cpu_to_le32( (blit->pitch << 21) | (blit->offset >> 5) ); + data[3] = cpu_to_le32( 0xffffffff ); + data[4] = cpu_to_le32( 0xffffffff ); + data[5] = cpu_to_le32( (blit->y << 16) | blit->x ); + data[6] = cpu_to_le32( (blit->height << 16) | blit->width ); + data[7] = cpu_to_le32( dwords ); + + buf->used = (dwords + 8) * sizeof(u32); + + r128_cce_dispatch_indirect( dev, buf, 0, buf->used ); + + /* Flush the pixel cache after the blit completes. This ensures + * the texture data is written out to memory before rendering + * continues. + */ + BEGIN_RING( 2 ); + + OUT_RING( CCE_PACKET0( R128_PC_GUI_CTLSTAT, 0 ) ); + OUT_RING( R128_PC_FLUSH_GUI ); + + ADVANCE_RING(); + + return 0; +} + + +/* ================================================================ + * Tiled depth buffer management + * + * FIXME: These should all set the destination write mask for when we + * have hardware stencil support. + */ + +static int r128_cce_dispatch_write_span( drm_device_t *dev, + drm_r128_depth_t *depth ) +{ + drm_r128_private_t *dev_priv = dev->dev_private; + int count, x, y; + u32 *buffer; + u8 *mask; + int i, buffer_size, mask_size; + RING_LOCALS; + DRM_DEBUG( "\n" ); + + count = depth->n; + if ( DRM_COPY_FROM_USER( &x, depth->x, sizeof(x) ) ) { + return DRM_ERR(EFAULT); + } + if ( DRM_COPY_FROM_USER( &y, depth->y, sizeof(y) ) ) { + return DRM_ERR(EFAULT); + } + + buffer_size = depth->n * sizeof(u32); + buffer = DRM_MALLOC( buffer_size ); + if ( buffer == NULL ) + return DRM_ERR(ENOMEM); + if ( DRM_COPY_FROM_USER( buffer, depth->buffer, buffer_size ) ) { + DRM_FREE( buffer, buffer_size); + return DRM_ERR(EFAULT); + } + + mask_size = depth->n * sizeof(u8); + if ( depth->mask ) { + mask = DRM_MALLOC( mask_size ); + if ( mask == NULL ) { + DRM_FREE( buffer, buffer_size ); + return DRM_ERR(ENOMEM); + } + if ( DRM_COPY_FROM_USER( mask, depth->mask, mask_size ) ) { + DRM_FREE( buffer, buffer_size ); + DRM_FREE( mask, mask_size ); + return DRM_ERR(EFAULT); + } + + for ( i = 0 ; i < count ; i++, x++ ) { + if ( mask[i] ) { + BEGIN_RING( 6 ); + + OUT_RING( CCE_PACKET3( R128_CNTL_PAINT_MULTI, 4 ) ); + OUT_RING( R128_GMC_DST_PITCH_OFFSET_CNTL | + R128_GMC_BRUSH_SOLID_COLOR | + (dev_priv->depth_fmt << 8) | + R128_GMC_SRC_DATATYPE_COLOR | + R128_ROP3_P | + R128_GMC_CLR_CMP_CNTL_DIS | + R128_GMC_WR_MSK_DIS ); + + OUT_RING( dev_priv->depth_pitch_offset_c ); + OUT_RING( buffer[i] ); + + OUT_RING( (x << 16) | y ); + OUT_RING( (1 << 16) | 1 ); + + ADVANCE_RING(); + } + } + + DRM_FREE( mask, mask_size ); + } else { + for ( i = 0 ; i < count ; i++, x++ ) { + BEGIN_RING( 6 ); + + OUT_RING( CCE_PACKET3( R128_CNTL_PAINT_MULTI, 4 ) ); + OUT_RING( R128_GMC_DST_PITCH_OFFSET_CNTL | + R128_GMC_BRUSH_SOLID_COLOR | + (dev_priv->depth_fmt << 8) | + R128_GMC_SRC_DATATYPE_COLOR | + R128_ROP3_P | + R128_GMC_CLR_CMP_CNTL_DIS | + R128_GMC_WR_MSK_DIS ); + + OUT_RING( dev_priv->depth_pitch_offset_c ); + OUT_RING( buffer[i] ); + + OUT_RING( (x << 16) | y ); + OUT_RING( (1 << 16) | 1 ); + + ADVANCE_RING(); + } + } + + DRM_FREE( buffer, buffer_size ); + + return 0; +} + +static int r128_cce_dispatch_write_pixels( drm_device_t *dev, + drm_r128_depth_t *depth ) +{ + drm_r128_private_t *dev_priv = dev->dev_private; + int count, *x, *y; + u32 *buffer; + u8 *mask; + int i, xbuf_size, ybuf_size, buffer_size, mask_size; + RING_LOCALS; + DRM_DEBUG( "\n" ); + + count = depth->n; + + xbuf_size = count * sizeof(*x); + ybuf_size = count * sizeof(*y); + x = DRM_MALLOC( xbuf_size ); + if ( x == NULL ) { + return DRM_ERR(ENOMEM); + } + y = DRM_MALLOC( ybuf_size ); + if ( y == NULL ) { + DRM_FREE( x, xbuf_size ); + return DRM_ERR(ENOMEM); + } + if ( DRM_COPY_FROM_USER( x, depth->x, xbuf_size ) ) { + DRM_FREE( x, xbuf_size ); + DRM_FREE( y, ybuf_size ); + return DRM_ERR(EFAULT); + } + if ( DRM_COPY_FROM_USER( y, depth->y, xbuf_size ) ) { + DRM_FREE( x, xbuf_size ); + DRM_FREE( y, ybuf_size ); + return DRM_ERR(EFAULT); + } + + buffer_size = depth->n * sizeof(u32); + buffer = DRM_MALLOC( buffer_size ); + if ( buffer == NULL ) { + DRM_FREE( x, xbuf_size ); + DRM_FREE( y, ybuf_size ); + return DRM_ERR(ENOMEM); + } + if ( DRM_COPY_FROM_USER( buffer, depth->buffer, buffer_size ) ) { + DRM_FREE( x, xbuf_size ); + DRM_FREE( y, ybuf_size ); + DRM_FREE( buffer, buffer_size ); + return DRM_ERR(EFAULT); + } + + if ( depth->mask ) { + mask_size = depth->n * sizeof(u8); + mask = DRM_MALLOC( mask_size ); + if ( mask == NULL ) { + DRM_FREE( x, xbuf_size ); + DRM_FREE( y, ybuf_size ); + DRM_FREE( buffer, buffer_size ); + return DRM_ERR(ENOMEM); + } + if ( DRM_COPY_FROM_USER( mask, depth->mask, mask_size ) ) { + DRM_FREE( x, xbuf_size ); + DRM_FREE( y, ybuf_size ); + DRM_FREE( buffer, buffer_size ); + DRM_FREE( mask, mask_size ); + return DRM_ERR(EFAULT); + } + + for ( i = 0 ; i < count ; i++ ) { + if ( mask[i] ) { + BEGIN_RING( 6 ); + + OUT_RING( CCE_PACKET3( R128_CNTL_PAINT_MULTI, 4 ) ); + OUT_RING( R128_GMC_DST_PITCH_OFFSET_CNTL | + R128_GMC_BRUSH_SOLID_COLOR | + (dev_priv->depth_fmt << 8) | + R128_GMC_SRC_DATATYPE_COLOR | + R128_ROP3_P | + R128_GMC_CLR_CMP_CNTL_DIS | + R128_GMC_WR_MSK_DIS ); + + OUT_RING( dev_priv->depth_pitch_offset_c ); + OUT_RING( buffer[i] ); + + OUT_RING( (x[i] << 16) | y[i] ); + OUT_RING( (1 << 16) | 1 ); + + ADVANCE_RING(); + } + } + + DRM_FREE( mask, mask_size ); + } else { + for ( i = 0 ; i < count ; i++ ) { + BEGIN_RING( 6 ); + + OUT_RING( CCE_PACKET3( R128_CNTL_PAINT_MULTI, 4 ) ); + OUT_RING( R128_GMC_DST_PITCH_OFFSET_CNTL | + R128_GMC_BRUSH_SOLID_COLOR | + (dev_priv->depth_fmt << 8) | + R128_GMC_SRC_DATATYPE_COLOR | + R128_ROP3_P | + R128_GMC_CLR_CMP_CNTL_DIS | + R128_GMC_WR_MSK_DIS ); + + OUT_RING( dev_priv->depth_pitch_offset_c ); + OUT_RING( buffer[i] ); + + OUT_RING( (x[i] << 16) | y[i] ); + OUT_RING( (1 << 16) | 1 ); + + ADVANCE_RING(); + } + } + + DRM_FREE( x, xbuf_size ); + DRM_FREE( y, ybuf_size ); + DRM_FREE( buffer, buffer_size ); + + return 0; +} + +static int r128_cce_dispatch_read_span( drm_device_t *dev, + drm_r128_depth_t *depth ) +{ + drm_r128_private_t *dev_priv = dev->dev_private; + int count, x, y; + RING_LOCALS; + DRM_DEBUG( "\n" ); + + count = depth->n; + if ( DRM_COPY_FROM_USER( &x, depth->x, sizeof(x) ) ) { + return DRM_ERR(EFAULT); + } + if ( DRM_COPY_FROM_USER( &y, depth->y, sizeof(y) ) ) { + return DRM_ERR(EFAULT); + } + + BEGIN_RING( 7 ); + + OUT_RING( CCE_PACKET3( R128_CNTL_BITBLT_MULTI, 5 ) ); + OUT_RING( R128_GMC_SRC_PITCH_OFFSET_CNTL | + R128_GMC_DST_PITCH_OFFSET_CNTL | + R128_GMC_BRUSH_NONE | + (dev_priv->depth_fmt << 8) | + R128_GMC_SRC_DATATYPE_COLOR | + R128_ROP3_S | + R128_DP_SRC_SOURCE_MEMORY | + R128_GMC_CLR_CMP_CNTL_DIS | + R128_GMC_WR_MSK_DIS ); + + OUT_RING( dev_priv->depth_pitch_offset_c ); + OUT_RING( dev_priv->span_pitch_offset_c ); + + OUT_RING( (x << 16) | y ); + OUT_RING( (0 << 16) | 0 ); + OUT_RING( (count << 16) | 1 ); + + ADVANCE_RING(); + + return 0; +} + +static int r128_cce_dispatch_read_pixels( drm_device_t *dev, + drm_r128_depth_t *depth ) +{ + drm_r128_private_t *dev_priv = dev->dev_private; + int count, *x, *y; + int i, xbuf_size, ybuf_size; + RING_LOCALS; + DRM_DEBUG( "%s\n", __FUNCTION__ ); + + count = depth->n; + if ( count > dev_priv->depth_pitch ) { + count = dev_priv->depth_pitch; + } + + xbuf_size = count * sizeof(*x); + ybuf_size = count * sizeof(*y); + x = DRM_MALLOC( xbuf_size ); + if ( x == NULL ) { + return DRM_ERR(ENOMEM); + } + y = DRM_MALLOC( ybuf_size ); + if ( y == NULL ) { + DRM_FREE( x, xbuf_size ); + return DRM_ERR(ENOMEM); + } + if ( DRM_COPY_FROM_USER( x, depth->x, xbuf_size ) ) { + DRM_FREE( x, xbuf_size ); + DRM_FREE( y, ybuf_size ); + return DRM_ERR(EFAULT); + } + if ( DRM_COPY_FROM_USER( y, depth->y, ybuf_size ) ) { + DRM_FREE( x, xbuf_size ); + DRM_FREE( y, ybuf_size ); + return DRM_ERR(EFAULT); + } + + for ( i = 0 ; i < count ; i++ ) { + BEGIN_RING( 7 ); + + OUT_RING( CCE_PACKET3( R128_CNTL_BITBLT_MULTI, 5 ) ); + OUT_RING( R128_GMC_SRC_PITCH_OFFSET_CNTL | + R128_GMC_DST_PITCH_OFFSET_CNTL | + R128_GMC_BRUSH_NONE | + (dev_priv->depth_fmt << 8) | + R128_GMC_SRC_DATATYPE_COLOR | + R128_ROP3_S | + R128_DP_SRC_SOURCE_MEMORY | + R128_GMC_CLR_CMP_CNTL_DIS | + R128_GMC_WR_MSK_DIS ); + + OUT_RING( dev_priv->depth_pitch_offset_c ); + OUT_RING( dev_priv->span_pitch_offset_c ); + + OUT_RING( (x[i] << 16) | y[i] ); + OUT_RING( (i << 16) | 0 ); + OUT_RING( (1 << 16) | 1 ); + + ADVANCE_RING(); + } + + DRM_FREE( x, xbuf_size ); + DRM_FREE( y, ybuf_size ); + + return 0; +} + + +/* ================================================================ + * Polygon stipple + */ + +static void r128_cce_dispatch_stipple( drm_device_t *dev, u32 *stipple ) +{ + drm_r128_private_t *dev_priv = dev->dev_private; + int i; + RING_LOCALS; + DRM_DEBUG( "%s\n", __FUNCTION__ ); + + BEGIN_RING( 33 ); + + OUT_RING( CCE_PACKET0( R128_BRUSH_DATA0, 31 ) ); + for ( i = 0 ; i < 32 ; i++ ) { + OUT_RING( stipple[i] ); + } + + ADVANCE_RING(); +} + + +/* ================================================================ + * IOCTL functions + */ + +int r128_cce_clear( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_r128_private_t *dev_priv = dev->dev_private; + drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_r128_clear_t clear; + DRM_DEBUG( "\n" ); + + LOCK_TEST_WITH_RETURN( dev ); + + DRM_COPY_FROM_USER_IOCTL( clear, (drm_r128_clear_t *) data, + sizeof(clear) ); + + RING_SPACE_TEST_WITH_RETURN( dev_priv ); + + if ( sarea_priv->nbox > R128_NR_SAREA_CLIPRECTS ) + sarea_priv->nbox = R128_NR_SAREA_CLIPRECTS; + + r128_cce_dispatch_clear( dev, &clear ); + + /* Make sure we restore the 3D state next time. + */ + dev_priv->sarea_priv->dirty |= R128_UPLOAD_CONTEXT | R128_UPLOAD_MASKS; + + return 0; +} + +int r128_cce_swap( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_r128_private_t *dev_priv = dev->dev_private; + drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv; + DRM_DEBUG( "%s\n", __FUNCTION__ ); + + LOCK_TEST_WITH_RETURN( dev ); + + RING_SPACE_TEST_WITH_RETURN( dev_priv ); + + if ( sarea_priv->nbox > R128_NR_SAREA_CLIPRECTS ) + sarea_priv->nbox = R128_NR_SAREA_CLIPRECTS; + + if ( !dev_priv->page_flipping ) { + r128_cce_dispatch_swap( dev ); + dev_priv->sarea_priv->dirty |= (R128_UPLOAD_CONTEXT | + R128_UPLOAD_MASKS); + } else { + r128_cce_dispatch_flip( dev ); + } + + return 0; +} + +int r128_cce_vertex( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_r128_private_t *dev_priv = dev->dev_private; + drm_device_dma_t *dma = dev->dma; + drm_buf_t *buf; + drm_r128_buf_priv_t *buf_priv; + drm_r128_vertex_t vertex; + + LOCK_TEST_WITH_RETURN( dev ); + + if ( !dev_priv ) { + DRM_ERROR( "%s called with no initialization\n", __FUNCTION__ ); + return DRM_ERR(EINVAL); + } + + DRM_COPY_FROM_USER_IOCTL( vertex, (drm_r128_vertex_t *) data, + sizeof(vertex) ); + + DRM_DEBUG( "pid=%d index=%d count=%d discard=%d\n", + DRM_CURRENTPID, + vertex.idx, vertex.count, vertex.discard ); + + if ( vertex.idx < 0 || vertex.idx >= dma->buf_count ) { + DRM_ERROR( "buffer index %d (of %d max)\n", + vertex.idx, dma->buf_count - 1 ); + return DRM_ERR(EINVAL); + } + if ( vertex.prim < 0 || + vertex.prim > R128_CCE_VC_CNTL_PRIM_TYPE_TRI_TYPE2 ) { + DRM_ERROR( "buffer prim %d\n", vertex.prim ); + return DRM_ERR(EINVAL); + } + + RING_SPACE_TEST_WITH_RETURN( dev_priv ); + VB_AGE_TEST_WITH_RETURN( dev_priv ); + + buf = dma->buflist[vertex.idx]; + buf_priv = buf->dev_private; + + if ( buf->pid != DRM_CURRENTPID ) { + DRM_ERROR( "process %d using buffer owned by %d\n", + DRM_CURRENTPID, buf->pid ); + return DRM_ERR(EINVAL); + } + if ( buf->pending ) { + DRM_ERROR( "sending pending buffer %d\n", vertex.idx ); + return DRM_ERR(EINVAL); + } + + buf->used = vertex.count; + buf_priv->prim = vertex.prim; + buf_priv->discard = vertex.discard; + + r128_cce_dispatch_vertex( dev, buf ); + + return 0; +} + +int r128_cce_indices( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_r128_private_t *dev_priv = dev->dev_private; + drm_device_dma_t *dma = dev->dma; + drm_buf_t *buf; + drm_r128_buf_priv_t *buf_priv; + drm_r128_indices_t elts; + int count; + + LOCK_TEST_WITH_RETURN( dev ); + + if ( !dev_priv ) { + DRM_ERROR( "%s called with no initialization\n", __FUNCTION__ ); + return DRM_ERR(EINVAL); + } + + DRM_COPY_FROM_USER_IOCTL( elts, (drm_r128_indices_t *) data, + sizeof(elts) ); + + DRM_DEBUG( "pid=%d buf=%d s=%d e=%d d=%d\n", DRM_CURRENTPID, + elts.idx, elts.start, elts.end, elts.discard ); + + if ( elts.idx < 0 || elts.idx >= dma->buf_count ) { + DRM_ERROR( "buffer index %d (of %d max)\n", + elts.idx, dma->buf_count - 1 ); + return DRM_ERR(EINVAL); + } + if ( elts.prim < 0 || + elts.prim > R128_CCE_VC_CNTL_PRIM_TYPE_TRI_TYPE2 ) { + DRM_ERROR( "buffer prim %d\n", elts.prim ); + return DRM_ERR(EINVAL); + } + + RING_SPACE_TEST_WITH_RETURN( dev_priv ); + VB_AGE_TEST_WITH_RETURN( dev_priv ); + + buf = dma->buflist[elts.idx]; + buf_priv = buf->dev_private; + + if ( buf->pid != DRM_CURRENTPID ) { + DRM_ERROR( "process %d using buffer owned by %d\n", + DRM_CURRENTPID, buf->pid ); + return DRM_ERR(EINVAL); + } + if ( buf->pending ) { + DRM_ERROR( "sending pending buffer %d\n", elts.idx ); + return DRM_ERR(EINVAL); + } + + count = (elts.end - elts.start) / sizeof(u16); + elts.start -= R128_INDEX_PRIM_OFFSET; + + if ( elts.start & 0x7 ) { + DRM_ERROR( "misaligned buffer 0x%x\n", elts.start ); + return DRM_ERR(EINVAL); + } + if ( elts.start < buf->used ) { + DRM_ERROR( "no header 0x%x - 0x%x\n", elts.start, buf->used ); + return DRM_ERR(EINVAL); + } + + buf->used = elts.end; + buf_priv->prim = elts.prim; + buf_priv->discard = elts.discard; + + r128_cce_dispatch_indices( dev, buf, elts.start, elts.end, count ); + + return 0; +} + +int r128_cce_blit( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_device_dma_t *dma = dev->dma; + drm_r128_private_t *dev_priv = dev->dev_private; + drm_r128_blit_t blit; + + LOCK_TEST_WITH_RETURN( dev ); + + DRM_COPY_FROM_USER_IOCTL( blit, (drm_r128_blit_t *) data, + sizeof(blit) ); + + DRM_DEBUG( "pid=%d index=%d\n", DRM_CURRENTPID, blit.idx ); + + if ( blit.idx < 0 || blit.idx >= dma->buf_count ) { + DRM_ERROR( "buffer index %d (of %d max)\n", + blit.idx, dma->buf_count - 1 ); + return DRM_ERR(EINVAL); + } + + RING_SPACE_TEST_WITH_RETURN( dev_priv ); + VB_AGE_TEST_WITH_RETURN( dev_priv ); + + return r128_cce_dispatch_blit( dev, &blit ); +} + +int r128_cce_depth( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_r128_private_t *dev_priv = dev->dev_private; + drm_r128_depth_t depth; + + LOCK_TEST_WITH_RETURN( dev ); + + DRM_COPY_FROM_USER_IOCTL( depth, (drm_r128_depth_t *) data, + sizeof(depth) ); + + RING_SPACE_TEST_WITH_RETURN( dev_priv ); + + switch ( depth.func ) { + case R128_WRITE_SPAN: + return r128_cce_dispatch_write_span( dev, &depth ); + case R128_WRITE_PIXELS: + return r128_cce_dispatch_write_pixels( dev, &depth ); + case R128_READ_SPAN: + return r128_cce_dispatch_read_span( dev, &depth ); + case R128_READ_PIXELS: + return r128_cce_dispatch_read_pixels( dev, &depth ); + } + + return DRM_ERR(EINVAL); +} + +int r128_cce_stipple( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_r128_private_t *dev_priv = dev->dev_private; + drm_r128_stipple_t stipple; + u32 mask[32]; + + LOCK_TEST_WITH_RETURN( dev ); + + DRM_COPY_FROM_USER_IOCTL( stipple, (drm_r128_stipple_t *) data, + sizeof(stipple) ); + + if ( DRM_COPY_FROM_USER( &mask, stipple.mask, + 32 * sizeof(u32) ) ) + return DRM_ERR( EFAULT ); + + RING_SPACE_TEST_WITH_RETURN( dev_priv ); + + r128_cce_dispatch_stipple( dev, mask ); + + return 0; +} + +int r128_cce_indirect( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_r128_private_t *dev_priv = dev->dev_private; + drm_device_dma_t *dma = dev->dma; + drm_buf_t *buf; + drm_r128_buf_priv_t *buf_priv; + drm_r128_indirect_t indirect; +#if 0 + RING_LOCALS; +#endif + + LOCK_TEST_WITH_RETURN( dev ); + + if ( !dev_priv ) { + DRM_ERROR( "%s called with no initialization\n", __FUNCTION__ ); + return DRM_ERR(EINVAL); + } + + DRM_COPY_FROM_USER_IOCTL( indirect, (drm_r128_indirect_t *) data, + sizeof(indirect) ); + + DRM_DEBUG( "indirect: idx=%d s=%d e=%d d=%d\n", + indirect.idx, indirect.start, + indirect.end, indirect.discard ); + + if ( indirect.idx < 0 || indirect.idx >= dma->buf_count ) { + DRM_ERROR( "buffer index %d (of %d max)\n", + indirect.idx, dma->buf_count - 1 ); + return DRM_ERR(EINVAL); + } + + buf = dma->buflist[indirect.idx]; + buf_priv = buf->dev_private; + + if ( buf->pid != DRM_CURRENTPID ) { + DRM_ERROR( "process %d using buffer owned by %d\n", + DRM_CURRENTPID, buf->pid ); + return DRM_ERR(EINVAL); + } + if ( buf->pending ) { + DRM_ERROR( "sending pending buffer %d\n", indirect.idx ); + return DRM_ERR(EINVAL); + } + + if ( indirect.start < buf->used ) { + DRM_ERROR( "reusing indirect: start=0x%x actual=0x%x\n", + indirect.start, buf->used ); + return DRM_ERR(EINVAL); + } + + RING_SPACE_TEST_WITH_RETURN( dev_priv ); + VB_AGE_TEST_WITH_RETURN( dev_priv ); + + buf->used = indirect.end; + buf_priv->discard = indirect.discard; + +#if 0 + /* Wait for the 3D stream to idle before the indirect buffer + * containing 2D acceleration commands is processed. + */ + BEGIN_RING( 2 ); + RADEON_WAIT_UNTIL_3D_IDLE(); + ADVANCE_RING(); +#endif + + /* Dispatch the indirect buffer full of commands from the + * X server. This is insecure and is thus only available to + * privileged clients. + */ + r128_cce_dispatch_indirect( dev, buf, indirect.start, indirect.end ); + + return 0; +} + +int r128_getparam( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_r128_private_t *dev_priv = dev->dev_private; + drm_r128_getparam_t param; + int value; + + if ( !dev_priv ) { + DRM_ERROR( "%s called with no initialization\n", __FUNCTION__ ); + return DRM_ERR(EINVAL); + } + + DRM_COPY_FROM_USER_IOCTL( param, (drm_r128_getparam_t *)data, + sizeof(param) ); + + DRM_DEBUG( "pid=%d\n", DRM_CURRENTPID ); + + switch( param.param ) { + case R128_PARAM_IRQ_NR: + value = dev->irq; + break; + default: + return DRM_ERR(EINVAL); + } + + if ( DRM_COPY_TO_USER( param.value, &value, sizeof(int) ) ) { + DRM_ERROR( "copy_to_user\n" ); + return DRM_ERR(EFAULT); + } + + return 0; +} Index: dev/drm/radeon.h =================================================================== RCS file: dev/drm/radeon.h diff -N dev/drm/radeon.h --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/radeon.h 12 Mar 2003 00:15:11 -0000 @@ -0,0 +1,157 @@ +/* radeon.h -- ATI Radeon DRM template customization -*- linux-c -*- + * Created: Wed Feb 14 17:07:34 2001 by gareth@valinux.com + * + * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: + * Gareth Hughes + * Keith Whitwell + * + * $FreeBSD: src/sys/dev/drm/radeon.h,v 1.2 2003/03/09 02:08:28 anholt Exp $ + */ + +#ifndef __RADEON_H__ +#define __RADEON_H__ + +/* This remains constant for all DRM template files. + */ +#define DRM(x) radeon_##x + +/* General customization: + */ +#define __HAVE_AGP 1 +#define __MUST_HAVE_AGP 0 +#define __HAVE_MTRR 1 +#define __HAVE_CTX_BITMAP 1 +#define __HAVE_SG 1 +#define __HAVE_PCI_DMA 1 + +#define DRIVER_AUTHOR "Gareth Hughes, Keith Whitwell, others." + +#define DRIVER_NAME "radeon" +#define DRIVER_DESC "ATI Radeon" +#define DRIVER_DATE "20020828" + +#define DRIVER_MAJOR 1 +#define DRIVER_MINOR 8 +#define DRIVER_PATCHLEVEL 0 + +/* Interface history: + * + * 1.1 - ?? + * 1.2 - Add vertex2 ioctl (keith) + * - Add stencil capability to clear ioctl (gareth, keith) + * - Increase MAX_TEXTURE_LEVELS (brian) + * 1.3 - Add cmdbuf ioctl (keith) + * - Add support for new radeon packets (keith) + * - Add getparam ioctl (keith) + * - Add flip-buffers ioctl, deprecate fullscreen foo (keith). + * 1.4 - Add scratch registers to get_param ioctl. + * 1.5 - Add r200 packets to cmdbuf ioctl + * - Add r200 function to init ioctl + * - Add 'scalar2' instruction to cmdbuf + * 1.6 - Add static agp memory manager + * Add irq handler (won't be turned on unless X server knows to) + * Add irq ioctls and irq_active getparam. + * Add wait command for cmdbuf ioctl + * Add agp offset query for getparam + * 1.7 - Add support for cube map registers: R200_PP_CUBIC_FACES_[0..5] + * and R200_PP_CUBIC_OFFSET_F1_[0..5]. + * Added packets R200_EMIT_PP_CUBIC_FACES_[0..5] and + * R200_EMIT_PP_CUBIC_OFFSETS_[0..5]. (brian) + * 1.8 - Remove need to call cleanup ioctls on last client exit (keith) + */ +#define DRIVER_IOCTLS \ + [DRM_IOCTL_NR(DRM_IOCTL_DMA)] = { radeon_cp_buffers, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_RADEON_CP_INIT)] = { radeon_cp_init, 1, 1 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_RADEON_CP_START)] = { radeon_cp_start, 1, 1 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_RADEON_CP_STOP)] = { radeon_cp_stop, 1, 1 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_RADEON_CP_RESET)] = { radeon_cp_reset, 1, 1 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_RADEON_CP_IDLE)] = { radeon_cp_idle, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_RADEON_RESET)] = { radeon_engine_reset, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_RADEON_FULLSCREEN)] = { radeon_fullscreen, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_RADEON_SWAP)] = { radeon_cp_swap, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_RADEON_CLEAR)] = { radeon_cp_clear, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_RADEON_VERTEX)] = { radeon_cp_vertex, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_RADEON_INDICES)] = { radeon_cp_indices, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_RADEON_TEXTURE)] = { radeon_cp_texture, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_RADEON_STIPPLE)] = { radeon_cp_stipple, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_RADEON_INDIRECT)] = { radeon_cp_indirect, 1, 1 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_RADEON_VERTEX2)] = { radeon_cp_vertex2, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_RADEON_CMDBUF)] = { radeon_cp_cmdbuf, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_RADEON_GETPARAM)] = { radeon_cp_getparam, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_RADEON_FLIP)] = { radeon_cp_flip, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_RADEON_ALLOC)] = { radeon_mem_alloc, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_RADEON_FREE)] = { radeon_mem_free, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_RADEON_INIT_HEAP)] = { radeon_mem_init_heap, 1, 1 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_RADEON_IRQ_EMIT)] = { radeon_irq_emit, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_RADEON_IRQ_WAIT)] = { radeon_irq_wait, 1, 0 }, + + + +/* When a client dies: + * - Check for and clean up flipped page state + * - Free any alloced agp memory. + * + * DRM infrastructure takes care of reclaiming dma buffers. + */ +#define DRIVER_PRERELEASE() \ +do { \ + if ( dev->dev_private ) { \ + drm_radeon_private_t *dev_priv = dev->dev_private; \ + if ( dev_priv->page_flipping ) { \ + radeon_do_cleanup_pageflip( dev ); \ + } \ + radeon_mem_release( dev_priv->agp_heap ); \ + radeon_mem_release( dev_priv->fb_heap ); \ + } \ +} while (0) + +/* When the last client dies, shut down the CP and free dev->dev_priv. + */ +#define __HAVE_RELEASE 1 +#define DRIVER_RELEASE() \ +do { \ + DRM(reclaim_buffers)( dev, priv->pid ); \ + if ( dev->open_count == 1) \ + radeon_do_release( dev ); \ +} while (0) + + + +/* DMA customization: + */ +#define __HAVE_DMA 1 +#define __HAVE_DMA_IRQ 1 +#define __HAVE_VBL_IRQ 1 +#define __HAVE_SHARED_IRQ 1 + + +/* Buffer customization: + */ +#define DRIVER_BUF_PRIV_T drm_radeon_buf_priv_t + +#define DRIVER_AGP_BUFFERS_MAP( dev ) \ + ((drm_radeon_private_t *)((dev)->dev_private))->buffers + +#endif Index: dev/drm/radeon_cp.c =================================================================== RCS file: dev/drm/radeon_cp.c diff -N dev/drm/radeon_cp.c --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/radeon_cp.c 12 Mar 2003 00:15:11 -0000 @@ -0,0 +1,1684 @@ +/* radeon_cp.c -- CP support for Radeon -*- linux-c -*- + * + * Copyright 2000 Precision Insight, Inc., Cedar Park, Texas. + * Copyright 2000 VA Linux Systems, Inc., Fremont, California. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + * + * Authors: + * Kevin E. Martin + * Gareth Hughes + * + * $FreeBSD: src/sys/dev/drm/radeon_cp.c,v 1.5 2003/03/09 02:08:28 anholt Exp $ + */ + +#include "dev/drm/radeon.h" +#include "dev/drm/drmP.h" +#include "dev/drm/drm.h" +#include "dev/drm/radeon_drm.h" +#include "dev/drm/radeon_drv.h" + +#define RADEON_FIFO_DEBUG 0 + +#if defined(__alpha__) || defined(__powerpc__) +# define PCIGART_ENABLED +#else +# undef PCIGART_ENABLED +#endif + + +/* CP microcode (from ATI) */ +static u32 R200_cp_microcode[][2] = { + { 0x21007000, 0000000000 }, + { 0x20007000, 0000000000 }, + { 0x000000ab, 0x00000004 }, + { 0x000000af, 0x00000004 }, + { 0x66544a49, 0000000000 }, + { 0x49494174, 0000000000 }, + { 0x54517d83, 0000000000 }, + { 0x498d8b64, 0000000000 }, + { 0x49494949, 0000000000 }, + { 0x49da493c, 0000000000 }, + { 0x49989898, 0000000000 }, + { 0xd34949d5, 0000000000 }, + { 0x9dc90e11, 0000000000 }, + { 0xce9b9b9b, 0000000000 }, + { 0x000f0000, 0x00000016 }, + { 0x352e232c, 0000000000 }, + { 0x00000013, 0x00000004 }, + { 0x000f0000, 0x00000016 }, + { 0x352e272c, 0000000000 }, + { 0x000f0001, 0x00000016 }, + { 0x3239362f, 0000000000 }, + { 0x000077ef, 0x00000002 }, + { 0x00061000, 0x00000002 }, + { 0x00000020, 0x0000001a }, + { 0x00004000, 0x0000001e }, + { 0x00061000, 0x00000002 }, + { 0x00000020, 0x0000001a }, + { 0x00004000, 0x0000001e }, + { 0x00061000, 0x00000002 }, + { 0x00000020, 0x0000001a }, + { 0x00004000, 0x0000001e }, + { 0x00000016, 0x00000004 }, + { 0x0003802a, 0x00000002 }, + { 0x040067e0, 0x00000002 }, + { 0x00000016, 0x00000004 }, + { 0x000077e0, 0x00000002 }, + { 0x00065000, 0x00000002 }, + { 0x000037e1, 0x00000002 }, + { 0x040067e1, 0x00000006 }, + { 0x000077e0, 0x00000002 }, + { 0x000077e1, 0x00000002 }, + { 0x000077e1, 0x00000006 }, + { 0xffffffff, 0000000000 }, + { 0x10000000, 0000000000 }, + { 0x0003802a, 0x00000002 }, + { 0x040067e0, 0x00000006 }, + { 0x00007675, 0x00000002 }, + { 0x00007676, 0x00000002 }, + { 0x00007677, 0x00000002 }, + { 0x00007678, 0x00000006 }, + { 0x0003802b, 0x00000002 }, + { 0x04002676, 0x00000002 }, + { 0x00007677, 0x00000002 }, + { 0x00007678, 0x00000006 }, + { 0x0000002e, 0x00000018 }, + { 0x0000002e, 0x00000018 }, + { 0000000000, 0x00000006 }, + { 0x0000002f, 0x00000018 }, + { 0x0000002f, 0x00000018 }, + { 0000000000, 0x00000006 }, + { 0x01605000, 0x00000002 }, + { 0x00065000, 0x00000002 }, + { 0x00098000, 0x00000002 }, + { 0x00061000, 0x00000002 }, + { 0x64c0603d, 0x00000004 }, + { 0x00080000, 0x00000016 }, + { 0000000000, 0000000000 }, + { 0x0400251d, 0x00000002 }, + { 0x00007580, 0x00000002 }, + { 0x00067581, 0x00000002 }, + { 0x04002580, 0x00000002 }, + { 0x00067581, 0x00000002 }, + { 0x00000046, 0x00000004 }, + { 0x00005000, 0000000000 }, + { 0x00061000, 0x00000002 }, + { 0x0000750e, 0x00000002 }, + { 0x00019000, 0x00000002 }, + { 0x00011055, 0x00000014 }, + { 0x00000055, 0x00000012 }, + { 0x0400250f, 0x00000002 }, + { 0x0000504a, 0x00000004 }, + { 0x00007565, 0x00000002 }, + { 0x00007566, 0x00000002 }, + { 0x00000051, 0x00000004 }, + { 0x01e655b4, 0x00000002 }, + { 0x4401b0dc, 0x00000002 }, + { 0x01c110dc, 0x00000002 }, + { 0x2666705d, 0x00000018 }, + { 0x040c2565, 0x00000002 }, + { 0x0000005d, 0x00000018 }, + { 0x04002564, 0x00000002 }, + { 0x00007566, 0x00000002 }, + { 0x00000054, 0x00000004 }, + { 0x00401060, 0x00000008 }, + { 0x00101000, 0x00000002 }, + { 0x000d80ff, 0x00000002 }, + { 0x00800063, 0x00000008 }, + { 0x000f9000, 0x00000002 }, + { 0x000e00ff, 0x00000002 }, + { 0000000000, 0x00000006 }, + { 0x00000080, 0x00000018 }, + { 0x00000054, 0x00000004 }, + { 0x00007576, 0x00000002 }, + { 0x00065000, 0x00000002 }, + { 0x00009000, 0x00000002 }, + { 0x00041000, 0x00000002 }, + { 0x0c00350e, 0x00000002 }, + { 0x00049000, 0x00000002 }, + { 0x00051000, 0x00000002 }, + { 0x01e785f8, 0x00000002 }, + { 0x00200000, 0x00000002 }, + { 0x00600073, 0x0000000c }, + { 0x00007563, 0x00000002 }, + { 0x006075f0, 0x00000021 }, + { 0x20007068, 0x00000004 }, + { 0x00005068, 0x00000004 }, + { 0x00007576, 0x00000002 }, + { 0x00007577, 0x00000002 }, + { 0x0000750e, 0x00000002 }, + { 0x0000750f, 0x00000002 }, + { 0x00a05000, 0x00000002 }, + { 0x00600076, 0x0000000c }, + { 0x006075f0, 0x00000021 }, + { 0x000075f8, 0x00000002 }, + { 0x00000076, 0x00000004 }, + { 0x000a750e, 0x00000002 }, + { 0x0020750f, 0x00000002 }, + { 0x00600079, 0x00000004 }, + { 0x00007570, 0x00000002 }, + { 0x00007571, 0x00000002 }, + { 0x00007572, 0x00000006 }, + { 0x00005000, 0x00000002 }, + { 0x00a05000, 0x00000002 }, + { 0x00007568, 0x00000002 }, + { 0x00061000, 0x00000002 }, + { 0x00000084, 0x0000000c }, + { 0x00058000, 0x00000002 }, + { 0x0c607562, 0x00000002 }, + { 0x00000086, 0x00000004 }, + { 0x00600085, 0x00000004 }, + { 0x400070dd, 0000000000 }, + { 0x000380dd, 0x00000002 }, + { 0x00000093, 0x0000001c }, + { 0x00065095, 0x00000018 }, + { 0x040025bb, 0x00000002 }, + { 0x00061096, 0x00000018 }, + { 0x040075bc, 0000000000 }, + { 0x000075bb, 0x00000002 }, + { 0x000075bc, 0000000000 }, + { 0x00090000, 0x00000006 }, + { 0x00090000, 0x00000002 }, + { 0x000d8002, 0x00000006 }, + { 0x00005000, 0x00000002 }, + { 0x00007821, 0x00000002 }, + { 0x00007800, 0000000000 }, + { 0x00007821, 0x00000002 }, + { 0x00007800, 0000000000 }, + { 0x01665000, 0x00000002 }, + { 0x000a0000, 0x00000002 }, + { 0x000671cc, 0x00000002 }, + { 0x0286f1cd, 0x00000002 }, + { 0x000000a3, 0x00000010 }, + { 0x21007000, 0000000000 }, + { 0x000000aa, 0x0000001c }, + { 0x00065000, 0x00000002 }, + { 0x000a0000, 0x00000002 }, + { 0x00061000, 0x00000002 }, + { 0x000b0000, 0x00000002 }, + { 0x38067000, 0x00000002 }, + { 0x000a00a6, 0x00000004 }, + { 0x20007000, 0000000000 }, + { 0x01200000, 0x00000002 }, + { 0x20077000, 0x00000002 }, + { 0x01200000, 0x00000002 }, + { 0x20007000, 0000000000 }, + { 0x00061000, 0x00000002 }, + { 0x0120751b, 0x00000002 }, + { 0x8040750a, 0x00000002 }, + { 0x8040750b, 0x00000002 }, + { 0x00110000, 0x00000002 }, + { 0x000380dd, 0x00000002 }, + { 0x000000bd, 0x0000001c }, + { 0x00061096, 0x00000018 }, + { 0x844075bd, 0x00000002 }, + { 0x00061095, 0x00000018 }, + { 0x840075bb, 0x00000002 }, + { 0x00061096, 0x00000018 }, + { 0x844075bc, 0x00000002 }, + { 0x000000c0, 0x00000004 }, + { 0x804075bd, 0x00000002 }, + { 0x800075bb, 0x00000002 }, + { 0x804075bc, 0x00000002 }, + { 0x00108000, 0x00000002 }, + { 0x01400000, 0x00000002 }, + { 0x006000c4, 0x0000000c }, + { 0x20c07000, 0x00000020 }, + { 0x000000c6, 0x00000012 }, + { 0x00800000, 0x00000006 }, + { 0x0080751d, 0x00000006 }, + { 0x000025bb, 0x00000002 }, + { 0x000040c0, 0x00000004 }, + { 0x0000775c, 0x00000002 }, + { 0x00a05000, 0x00000002 }, + { 0x00661000, 0x00000002 }, + { 0x0460275d, 0x00000020 }, + { 0x00004000, 0000000000 }, + { 0x00007999, 0x00000002 }, + { 0x00a05000, 0x00000002 }, + { 0x00661000, 0x00000002 }, + { 0x0460299b, 0x00000020 }, + { 0x00004000, 0000000000 }, + { 0x01e00830, 0x00000002 }, + { 0x21007000, 0000000000 }, + { 0x00005000, 0x00000002 }, + { 0x00038042, 0x00000002 }, + { 0x040025e0, 0x00000002 }, + { 0x000075e1, 0000000000 }, + { 0x00000001, 0000000000 }, + { 0x000380d9, 0x00000002 }, + { 0x04007394, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, +}; + + +static u32 radeon_cp_microcode[][2] = { + { 0x21007000, 0000000000 }, + { 0x20007000, 0000000000 }, + { 0x000000b4, 0x00000004 }, + { 0x000000b8, 0x00000004 }, + { 0x6f5b4d4c, 0000000000 }, + { 0x4c4c427f, 0000000000 }, + { 0x5b568a92, 0000000000 }, + { 0x4ca09c6d, 0000000000 }, + { 0xad4c4c4c, 0000000000 }, + { 0x4ce1af3d, 0000000000 }, + { 0xd8afafaf, 0000000000 }, + { 0xd64c4cdc, 0000000000 }, + { 0x4cd10d10, 0000000000 }, + { 0x000f0000, 0x00000016 }, + { 0x362f242d, 0000000000 }, + { 0x00000012, 0x00000004 }, + { 0x000f0000, 0x00000016 }, + { 0x362f282d, 0000000000 }, + { 0x000380e7, 0x00000002 }, + { 0x04002c97, 0x00000002 }, + { 0x000f0001, 0x00000016 }, + { 0x333a3730, 0000000000 }, + { 0x000077ef, 0x00000002 }, + { 0x00061000, 0x00000002 }, + { 0x00000021, 0x0000001a }, + { 0x00004000, 0x0000001e }, + { 0x00061000, 0x00000002 }, + { 0x00000021, 0x0000001a }, + { 0x00004000, 0x0000001e }, + { 0x00061000, 0x00000002 }, + { 0x00000021, 0x0000001a }, + { 0x00004000, 0x0000001e }, + { 0x00000017, 0x00000004 }, + { 0x0003802b, 0x00000002 }, + { 0x040067e0, 0x00000002 }, + { 0x00000017, 0x00000004 }, + { 0x000077e0, 0x00000002 }, + { 0x00065000, 0x00000002 }, + { 0x000037e1, 0x00000002 }, + { 0x040067e1, 0x00000006 }, + { 0x000077e0, 0x00000002 }, + { 0x000077e1, 0x00000002 }, + { 0x000077e1, 0x00000006 }, + { 0xffffffff, 0000000000 }, + { 0x10000000, 0000000000 }, + { 0x0003802b, 0x00000002 }, + { 0x040067e0, 0x00000006 }, + { 0x00007675, 0x00000002 }, + { 0x00007676, 0x00000002 }, + { 0x00007677, 0x00000002 }, + { 0x00007678, 0x00000006 }, + { 0x0003802c, 0x00000002 }, + { 0x04002676, 0x00000002 }, + { 0x00007677, 0x00000002 }, + { 0x00007678, 0x00000006 }, + { 0x0000002f, 0x00000018 }, + { 0x0000002f, 0x00000018 }, + { 0000000000, 0x00000006 }, + { 0x00000030, 0x00000018 }, + { 0x00000030, 0x00000018 }, + { 0000000000, 0x00000006 }, + { 0x01605000, 0x00000002 }, + { 0x00065000, 0x00000002 }, + { 0x00098000, 0x00000002 }, + { 0x00061000, 0x00000002 }, + { 0x64c0603e, 0x00000004 }, + { 0x000380e6, 0x00000002 }, + { 0x040025c5, 0x00000002 }, + { 0x00080000, 0x00000016 }, + { 0000000000, 0000000000 }, + { 0x0400251d, 0x00000002 }, + { 0x00007580, 0x00000002 }, + { 0x00067581, 0x00000002 }, + { 0x04002580, 0x00000002 }, + { 0x00067581, 0x00000002 }, + { 0x00000049, 0x00000004 }, + { 0x00005000, 0000000000 }, + { 0x000380e6, 0x00000002 }, + { 0x040025c5, 0x00000002 }, + { 0x00061000, 0x00000002 }, + { 0x0000750e, 0x00000002 }, + { 0x00019000, 0x00000002 }, + { 0x00011055, 0x00000014 }, + { 0x00000055, 0x00000012 }, + { 0x0400250f, 0x00000002 }, + { 0x0000504f, 0x00000004 }, + { 0x000380e6, 0x00000002 }, + { 0x040025c5, 0x00000002 }, + { 0x00007565, 0x00000002 }, + { 0x00007566, 0x00000002 }, + { 0x00000058, 0x00000004 }, + { 0x000380e6, 0x00000002 }, + { 0x040025c5, 0x00000002 }, + { 0x01e655b4, 0x00000002 }, + { 0x4401b0e4, 0x00000002 }, + { 0x01c110e4, 0x00000002 }, + { 0x26667066, 0x00000018 }, + { 0x040c2565, 0x00000002 }, + { 0x00000066, 0x00000018 }, + { 0x04002564, 0x00000002 }, + { 0x00007566, 0x00000002 }, + { 0x0000005d, 0x00000004 }, + { 0x00401069, 0x00000008 }, + { 0x00101000, 0x00000002 }, + { 0x000d80ff, 0x00000002 }, + { 0x0080006c, 0x00000008 }, + { 0x000f9000, 0x00000002 }, + { 0x000e00ff, 0x00000002 }, + { 0000000000, 0x00000006 }, + { 0x0000008f, 0x00000018 }, + { 0x0000005b, 0x00000004 }, + { 0x000380e6, 0x00000002 }, + { 0x040025c5, 0x00000002 }, + { 0x00007576, 0x00000002 }, + { 0x00065000, 0x00000002 }, + { 0x00009000, 0x00000002 }, + { 0x00041000, 0x00000002 }, + { 0x0c00350e, 0x00000002 }, + { 0x00049000, 0x00000002 }, + { 0x00051000, 0x00000002 }, + { 0x01e785f8, 0x00000002 }, + { 0x00200000, 0x00000002 }, + { 0x0060007e, 0x0000000c }, + { 0x00007563, 0x00000002 }, + { 0x006075f0, 0x00000021 }, + { 0x20007073, 0x00000004 }, + { 0x00005073, 0x00000004 }, + { 0x000380e6, 0x00000002 }, + { 0x040025c5, 0x00000002 }, + { 0x00007576, 0x00000002 }, + { 0x00007577, 0x00000002 }, + { 0x0000750e, 0x00000002 }, + { 0x0000750f, 0x00000002 }, + { 0x00a05000, 0x00000002 }, + { 0x00600083, 0x0000000c }, + { 0x006075f0, 0x00000021 }, + { 0x000075f8, 0x00000002 }, + { 0x00000083, 0x00000004 }, + { 0x000a750e, 0x00000002 }, + { 0x000380e6, 0x00000002 }, + { 0x040025c5, 0x00000002 }, + { 0x0020750f, 0x00000002 }, + { 0x00600086, 0x00000004 }, + { 0x00007570, 0x00000002 }, + { 0x00007571, 0x00000002 }, + { 0x00007572, 0x00000006 }, + { 0x000380e6, 0x00000002 }, + { 0x040025c5, 0x00000002 }, + { 0x00005000, 0x00000002 }, + { 0x00a05000, 0x00000002 }, + { 0x00007568, 0x00000002 }, + { 0x00061000, 0x00000002 }, + { 0x00000095, 0x0000000c }, + { 0x00058000, 0x00000002 }, + { 0x0c607562, 0x00000002 }, + { 0x00000097, 0x00000004 }, + { 0x000380e6, 0x00000002 }, + { 0x040025c5, 0x00000002 }, + { 0x00600096, 0x00000004 }, + { 0x400070e5, 0000000000 }, + { 0x000380e6, 0x00000002 }, + { 0x040025c5, 0x00000002 }, + { 0x000380e5, 0x00000002 }, + { 0x000000a8, 0x0000001c }, + { 0x000650aa, 0x00000018 }, + { 0x040025bb, 0x00000002 }, + { 0x000610ab, 0x00000018 }, + { 0x040075bc, 0000000000 }, + { 0x000075bb, 0x00000002 }, + { 0x000075bc, 0000000000 }, + { 0x00090000, 0x00000006 }, + { 0x00090000, 0x00000002 }, + { 0x000d8002, 0x00000006 }, + { 0x00007832, 0x00000002 }, + { 0x00005000, 0x00000002 }, + { 0x000380e7, 0x00000002 }, + { 0x04002c97, 0x00000002 }, + { 0x00007820, 0x00000002 }, + { 0x00007821, 0x00000002 }, + { 0x00007800, 0000000000 }, + { 0x01200000, 0x00000002 }, + { 0x20077000, 0x00000002 }, + { 0x01200000, 0x00000002 }, + { 0x20007000, 0x00000002 }, + { 0x00061000, 0x00000002 }, + { 0x0120751b, 0x00000002 }, + { 0x8040750a, 0x00000002 }, + { 0x8040750b, 0x00000002 }, + { 0x00110000, 0x00000002 }, + { 0x000380e5, 0x00000002 }, + { 0x000000c6, 0x0000001c }, + { 0x000610ab, 0x00000018 }, + { 0x844075bd, 0x00000002 }, + { 0x000610aa, 0x00000018 }, + { 0x840075bb, 0x00000002 }, + { 0x000610ab, 0x00000018 }, + { 0x844075bc, 0x00000002 }, + { 0x000000c9, 0x00000004 }, + { 0x804075bd, 0x00000002 }, + { 0x800075bb, 0x00000002 }, + { 0x804075bc, 0x00000002 }, + { 0x00108000, 0x00000002 }, + { 0x01400000, 0x00000002 }, + { 0x006000cd, 0x0000000c }, + { 0x20c07000, 0x00000020 }, + { 0x000000cf, 0x00000012 }, + { 0x00800000, 0x00000006 }, + { 0x0080751d, 0x00000006 }, + { 0000000000, 0000000000 }, + { 0x0000775c, 0x00000002 }, + { 0x00a05000, 0x00000002 }, + { 0x00661000, 0x00000002 }, + { 0x0460275d, 0x00000020 }, + { 0x00004000, 0000000000 }, + { 0x01e00830, 0x00000002 }, + { 0x21007000, 0000000000 }, + { 0x6464614d, 0000000000 }, + { 0x69687420, 0000000000 }, + { 0x00000073, 0000000000 }, + { 0000000000, 0000000000 }, + { 0x00005000, 0x00000002 }, + { 0x000380d0, 0x00000002 }, + { 0x040025e0, 0x00000002 }, + { 0x000075e1, 0000000000 }, + { 0x00000001, 0000000000 }, + { 0x000380e0, 0x00000002 }, + { 0x04002394, 0x00000002 }, + { 0x00005000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0x00000008, 0000000000 }, + { 0x00000004, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, + { 0000000000, 0000000000 }, +}; + + +int RADEON_READ_PLL(drm_device_t *dev, int addr) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + + RADEON_WRITE8(RADEON_CLOCK_CNTL_INDEX, addr & 0x1f); + return RADEON_READ(RADEON_CLOCK_CNTL_DATA); +} + +#if RADEON_FIFO_DEBUG +static void radeon_status( drm_radeon_private_t *dev_priv ) +{ + printk( "%s:\n", __FUNCTION__ ); + printk( "RBBM_STATUS = 0x%08x\n", + (unsigned int)RADEON_READ( RADEON_RBBM_STATUS ) ); + printk( "CP_RB_RTPR = 0x%08x\n", + (unsigned int)RADEON_READ( RADEON_CP_RB_RPTR ) ); + printk( "CP_RB_WTPR = 0x%08x\n", + (unsigned int)RADEON_READ( RADEON_CP_RB_WPTR ) ); + printk( "AIC_CNTL = 0x%08x\n", + (unsigned int)RADEON_READ( RADEON_AIC_CNTL ) ); + printk( "AIC_STAT = 0x%08x\n", + (unsigned int)RADEON_READ( RADEON_AIC_STAT ) ); + printk( "AIC_PT_BASE = 0x%08x\n", + (unsigned int)RADEON_READ( RADEON_AIC_PT_BASE ) ); + printk( "TLB_ADDR = 0x%08x\n", + (unsigned int)RADEON_READ( RADEON_AIC_TLB_ADDR ) ); + printk( "TLB_DATA = 0x%08x\n", + (unsigned int)RADEON_READ( RADEON_AIC_TLB_DATA ) ); +} +#endif + + +/* ================================================================ + * Engine, FIFO control + */ + +static int radeon_do_pixcache_flush( drm_radeon_private_t *dev_priv ) +{ + u32 tmp; + int i; + + dev_priv->stats.boxes |= RADEON_BOX_WAIT_IDLE; + + tmp = RADEON_READ( RADEON_RB2D_DSTCACHE_CTLSTAT ); + tmp |= RADEON_RB2D_DC_FLUSH_ALL; + RADEON_WRITE( RADEON_RB2D_DSTCACHE_CTLSTAT, tmp ); + + for ( i = 0 ; i < dev_priv->usec_timeout ; i++ ) { + if ( !(RADEON_READ( RADEON_RB2D_DSTCACHE_CTLSTAT ) + & RADEON_RB2D_DC_BUSY) ) { + return 0; + } + DRM_UDELAY( 1 ); + } + +#if RADEON_FIFO_DEBUG + DRM_ERROR( "failed!\n" ); + radeon_status( dev_priv ); +#endif + return DRM_ERR(EBUSY); +} + +static int radeon_do_wait_for_fifo( drm_radeon_private_t *dev_priv, + int entries ) +{ + int i; + + dev_priv->stats.boxes |= RADEON_BOX_WAIT_IDLE; + + for ( i = 0 ; i < dev_priv->usec_timeout ; i++ ) { + int slots = ( RADEON_READ( RADEON_RBBM_STATUS ) + & RADEON_RBBM_FIFOCNT_MASK ); + if ( slots >= entries ) return 0; + DRM_UDELAY( 1 ); + } + +#if RADEON_FIFO_DEBUG + DRM_ERROR( "failed!\n" ); + radeon_status( dev_priv ); +#endif + return DRM_ERR(EBUSY); +} + +static int radeon_do_wait_for_idle( drm_radeon_private_t *dev_priv ) +{ + int i, ret; + + dev_priv->stats.boxes |= RADEON_BOX_WAIT_IDLE; + + ret = radeon_do_wait_for_fifo( dev_priv, 64 ); + if ( ret ) return ret; + + for ( i = 0 ; i < dev_priv->usec_timeout ; i++ ) { + if ( !(RADEON_READ( RADEON_RBBM_STATUS ) + & RADEON_RBBM_ACTIVE) ) { + radeon_do_pixcache_flush( dev_priv ); + return 0; + } + DRM_UDELAY( 1 ); + } + +#if RADEON_FIFO_DEBUG + DRM_ERROR( "failed!\n" ); + radeon_status( dev_priv ); +#endif + return DRM_ERR(EBUSY); +} + + +/* ================================================================ + * CP control, initialization + */ + +/* Load the microcode for the CP */ +static void radeon_cp_load_microcode( drm_radeon_private_t *dev_priv ) +{ + int i; + DRM_DEBUG( "\n" ); + + radeon_do_wait_for_idle( dev_priv ); + + RADEON_WRITE( RADEON_CP_ME_RAM_ADDR, 0 ); + + if (dev_priv->is_r200) + { + DRM_INFO("Loading R200 Microcode\n"); + for ( i = 0 ; i < 256 ; i++ ) + { + RADEON_WRITE( RADEON_CP_ME_RAM_DATAH, + R200_cp_microcode[i][1] ); + RADEON_WRITE( RADEON_CP_ME_RAM_DATAL, + R200_cp_microcode[i][0] ); + } + } + else + { + for ( i = 0 ; i < 256 ; i++ ) { + RADEON_WRITE( RADEON_CP_ME_RAM_DATAH, + radeon_cp_microcode[i][1] ); + RADEON_WRITE( RADEON_CP_ME_RAM_DATAL, + radeon_cp_microcode[i][0] ); + } + } +} + +/* Flush any pending commands to the CP. This should only be used just + * prior to a wait for idle, as it informs the engine that the command + * stream is ending. + */ +static void radeon_do_cp_flush( drm_radeon_private_t *dev_priv ) +{ + DRM_DEBUG( "\n" ); +#if 0 + u32 tmp; + + tmp = RADEON_READ( RADEON_CP_RB_WPTR ) | (1 << 31); + RADEON_WRITE( RADEON_CP_RB_WPTR, tmp ); +#endif +} + +/* Wait for the CP to go idle. + */ +int radeon_do_cp_idle( drm_radeon_private_t *dev_priv ) +{ + RING_LOCALS; + DRM_DEBUG( "\n" ); + + BEGIN_RING( 6 ); + + RADEON_PURGE_CACHE(); + RADEON_PURGE_ZCACHE(); + RADEON_WAIT_UNTIL_IDLE(); + + ADVANCE_RING(); + COMMIT_RING(); + + return radeon_do_wait_for_idle( dev_priv ); +} + +/* Start the Command Processor. + */ +static void radeon_do_cp_start( drm_radeon_private_t *dev_priv ) +{ + RING_LOCALS; + DRM_DEBUG( "\n" ); + + radeon_do_wait_for_idle( dev_priv ); + + RADEON_WRITE( RADEON_CP_CSQ_CNTL, dev_priv->cp_mode ); + + dev_priv->cp_running = 1; + + BEGIN_RING( 6 ); + + RADEON_PURGE_CACHE(); + RADEON_PURGE_ZCACHE(); + RADEON_WAIT_UNTIL_IDLE(); + + ADVANCE_RING(); + COMMIT_RING(); +} + +/* Reset the Command Processor. This will not flush any pending + * commands, so you must wait for the CP command stream to complete + * before calling this routine. + */ +static void radeon_do_cp_reset( drm_radeon_private_t *dev_priv ) +{ + u32 cur_read_ptr; + DRM_DEBUG( "\n" ); + + cur_read_ptr = RADEON_READ( RADEON_CP_RB_RPTR ); + RADEON_WRITE( RADEON_CP_RB_WPTR, cur_read_ptr ); + *dev_priv->ring.head = cur_read_ptr; + dev_priv->ring.tail = cur_read_ptr; +} + +/* Stop the Command Processor. This will not flush any pending + * commands, so you must flush the command stream and wait for the CP + * to go idle before calling this routine. + */ +static void radeon_do_cp_stop( drm_radeon_private_t *dev_priv ) +{ + DRM_DEBUG( "\n" ); + + RADEON_WRITE( RADEON_CP_CSQ_CNTL, RADEON_CSQ_PRIDIS_INDDIS ); + + dev_priv->cp_running = 0; +} + +/* Reset the engine. This will stop the CP if it is running. + */ +static int radeon_do_engine_reset( drm_device_t *dev ) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + u32 clock_cntl_index, mclk_cntl, rbbm_soft_reset; + DRM_DEBUG( "\n" ); + + radeon_do_pixcache_flush( dev_priv ); + + clock_cntl_index = RADEON_READ( RADEON_CLOCK_CNTL_INDEX ); + mclk_cntl = RADEON_READ_PLL( dev, RADEON_MCLK_CNTL ); + + RADEON_WRITE_PLL( RADEON_MCLK_CNTL, ( mclk_cntl | + RADEON_FORCEON_MCLKA | + RADEON_FORCEON_MCLKB | + RADEON_FORCEON_YCLKA | + RADEON_FORCEON_YCLKB | + RADEON_FORCEON_MC | + RADEON_FORCEON_AIC ) ); + + rbbm_soft_reset = RADEON_READ( RADEON_RBBM_SOFT_RESET ); + + RADEON_WRITE( RADEON_RBBM_SOFT_RESET, ( rbbm_soft_reset | + RADEON_SOFT_RESET_CP | + RADEON_SOFT_RESET_HI | + RADEON_SOFT_RESET_SE | + RADEON_SOFT_RESET_RE | + RADEON_SOFT_RESET_PP | + RADEON_SOFT_RESET_E2 | + RADEON_SOFT_RESET_RB ) ); + RADEON_READ( RADEON_RBBM_SOFT_RESET ); + RADEON_WRITE( RADEON_RBBM_SOFT_RESET, ( rbbm_soft_reset & + ~( RADEON_SOFT_RESET_CP | + RADEON_SOFT_RESET_HI | + RADEON_SOFT_RESET_SE | + RADEON_SOFT_RESET_RE | + RADEON_SOFT_RESET_PP | + RADEON_SOFT_RESET_E2 | + RADEON_SOFT_RESET_RB ) ) ); + RADEON_READ( RADEON_RBBM_SOFT_RESET ); + + + RADEON_WRITE_PLL( RADEON_MCLK_CNTL, mclk_cntl ); + RADEON_WRITE( RADEON_CLOCK_CNTL_INDEX, clock_cntl_index ); + RADEON_WRITE( RADEON_RBBM_SOFT_RESET, rbbm_soft_reset ); + + /* Reset the CP ring */ + radeon_do_cp_reset( dev_priv ); + + /* The CP is no longer running after an engine reset */ + dev_priv->cp_running = 0; + + /* Reset any pending vertex, indirect buffers */ + radeon_freelist_reset( dev ); + + return 0; +} + +static void radeon_cp_init_ring_buffer( drm_device_t *dev, + drm_radeon_private_t *dev_priv ) +{ + u32 ring_start, cur_read_ptr; + u32 tmp; + + /* Initialize the memory controller */ + RADEON_WRITE( RADEON_MC_FB_LOCATION, + (dev_priv->agp_vm_start - 1) & 0xffff0000 ); + + if ( !dev_priv->is_pci ) { + RADEON_WRITE( RADEON_MC_AGP_LOCATION, + (((dev_priv->agp_vm_start - 1 + + dev_priv->agp_size) & 0xffff0000) | + (dev_priv->agp_vm_start >> 16)) ); + } + +#if __REALLY_HAVE_AGP + if ( !dev_priv->is_pci ) + ring_start = (dev_priv->cp_ring->offset + - dev->agp->base + + dev_priv->agp_vm_start); + else +#endif + ring_start = (dev_priv->cp_ring->offset + - dev->sg->handle + + dev_priv->agp_vm_start); + + RADEON_WRITE( RADEON_CP_RB_BASE, ring_start ); + + /* Set the write pointer delay */ + RADEON_WRITE( RADEON_CP_RB_WPTR_DELAY, 0 ); + + /* Initialize the ring buffer's read and write pointers */ + cur_read_ptr = RADEON_READ( RADEON_CP_RB_RPTR ); + RADEON_WRITE( RADEON_CP_RB_WPTR, cur_read_ptr ); + *dev_priv->ring.head = cur_read_ptr; + dev_priv->ring.tail = cur_read_ptr; + + if ( !dev_priv->is_pci ) { + RADEON_WRITE( RADEON_CP_RB_RPTR_ADDR, + dev_priv->ring_rptr->offset ); + } else { + drm_sg_mem_t *entry = dev->sg; + unsigned long tmp_ofs, page_ofs; + + tmp_ofs = dev_priv->ring_rptr->offset - dev->sg->handle; + page_ofs = tmp_ofs >> PAGE_SHIFT; + + RADEON_WRITE( RADEON_CP_RB_RPTR_ADDR, + entry->busaddr[page_ofs]); + DRM_DEBUG( "ring rptr: offset=0x%08x handle=0x%08lx\n", + entry->busaddr[page_ofs], + entry->handle + tmp_ofs ); + } + + /* Initialize the scratch register pointer. This will cause + * the scratch register values to be written out to memory + * whenever they are updated. + * + * We simply put this behind the ring read pointer, this works + * with PCI GART as well as (whatever kind of) AGP GART + */ + RADEON_WRITE( RADEON_SCRATCH_ADDR, RADEON_READ( RADEON_CP_RB_RPTR_ADDR ) + + RADEON_SCRATCH_REG_OFFSET ); + + dev_priv->scratch = ((__volatile__ u32 *) + dev_priv->ring.head + + (RADEON_SCRATCH_REG_OFFSET / sizeof(u32))); + + RADEON_WRITE( RADEON_SCRATCH_UMSK, 0x7 ); + + /* Writeback doesn't seem to work everywhere, test it first */ + DRM_WRITE32( dev_priv->ring_rptr, RADEON_SCRATCHOFF(1), 0 ); + RADEON_WRITE( RADEON_SCRATCH_REG1, 0xdeadbeef ); + + for ( tmp = 0 ; tmp < dev_priv->usec_timeout ; tmp++ ) { + if ( DRM_READ32( dev_priv->ring_rptr, RADEON_SCRATCHOFF(1) ) == 0xdeadbeef ) + break; + DRM_UDELAY( 1 ); + } + + if ( tmp < dev_priv->usec_timeout ) { + dev_priv->writeback_works = 1; + DRM_DEBUG( "writeback test succeeded, tmp=%d\n", tmp ); + } else { + dev_priv->writeback_works = 0; + DRM_DEBUG( "writeback test failed\n" ); + } + + dev_priv->sarea_priv->last_frame = dev_priv->scratch[0] = 0; + RADEON_WRITE( RADEON_LAST_FRAME_REG, + dev_priv->sarea_priv->last_frame ); + + dev_priv->sarea_priv->last_dispatch = dev_priv->scratch[1] = 0; + RADEON_WRITE( RADEON_LAST_DISPATCH_REG, + dev_priv->sarea_priv->last_dispatch ); + + dev_priv->sarea_priv->last_clear = dev_priv->scratch[2] = 0; + RADEON_WRITE( RADEON_LAST_CLEAR_REG, + dev_priv->sarea_priv->last_clear ); + + /* Set ring buffer size */ +#ifdef __BIG_ENDIAN + RADEON_WRITE( RADEON_CP_RB_CNTL, dev_priv->ring.size_l2qw | RADEON_BUF_SWAP_32BIT ); +#else + RADEON_WRITE( RADEON_CP_RB_CNTL, dev_priv->ring.size_l2qw ); +#endif + + radeon_do_wait_for_idle( dev_priv ); + + /* Turn on bus mastering */ + tmp = RADEON_READ( RADEON_BUS_CNTL ) & ~RADEON_BUS_MASTER_DIS; + RADEON_WRITE( RADEON_BUS_CNTL, tmp ); + + /* Sync everything up */ + RADEON_WRITE( RADEON_ISYNC_CNTL, + (RADEON_ISYNC_ANY2D_IDLE3D | + RADEON_ISYNC_ANY3D_IDLE2D | + RADEON_ISYNC_WAIT_IDLEGUI | + RADEON_ISYNC_CPSCRATCH_IDLEGUI) ); +} + +static int radeon_do_init_cp( drm_device_t *dev, drm_radeon_init_t *init ) +{ + drm_radeon_private_t *dev_priv; + u32 tmp; + DRM_DEBUG( "\n" ); + + dev_priv = DRM(alloc)( sizeof(drm_radeon_private_t), DRM_MEM_DRIVER ); + if ( dev_priv == NULL ) + return DRM_ERR(ENOMEM); + + memset( dev_priv, 0, sizeof(drm_radeon_private_t) ); + + dev_priv->is_pci = init->is_pci; + +#if !defined(PCIGART_ENABLED) + /* PCI support is not 100% working, so we disable it here. + */ + if ( dev_priv->is_pci ) { + DRM_ERROR( "PCI GART not yet supported for Radeon!\n" ); + dev->dev_private = (void *)dev_priv; + radeon_do_cleanup_cp(dev); + return DRM_ERR(EINVAL); + } +#endif + + if ( dev_priv->is_pci && !dev->sg ) { + DRM_ERROR( "PCI GART memory not allocated!\n" ); + dev->dev_private = (void *)dev_priv; + radeon_do_cleanup_cp(dev); + return DRM_ERR(EINVAL); + } + + dev_priv->usec_timeout = init->usec_timeout; + if ( dev_priv->usec_timeout < 1 || + dev_priv->usec_timeout > RADEON_MAX_USEC_TIMEOUT ) { + DRM_DEBUG( "TIMEOUT problem!\n" ); + dev->dev_private = (void *)dev_priv; + radeon_do_cleanup_cp(dev); + return DRM_ERR(EINVAL); + } + + dev_priv->is_r200 = (init->func == RADEON_INIT_R200_CP); + dev_priv->do_boxes = 0; + dev_priv->cp_mode = init->cp_mode; + + /* We don't support anything other than bus-mastering ring mode, + * but the ring can be in either AGP or PCI space for the ring + * read pointer. + */ + if ( ( init->cp_mode != RADEON_CSQ_PRIBM_INDDIS ) && + ( init->cp_mode != RADEON_CSQ_PRIBM_INDBM ) ) { + DRM_DEBUG( "BAD cp_mode (%x)!\n", init->cp_mode ); + dev->dev_private = (void *)dev_priv; + radeon_do_cleanup_cp(dev); + return DRM_ERR(EINVAL); + } + + switch ( init->fb_bpp ) { + case 16: + dev_priv->color_fmt = RADEON_COLOR_FORMAT_RGB565; + break; + case 32: + default: + dev_priv->color_fmt = RADEON_COLOR_FORMAT_ARGB8888; + break; + } + dev_priv->front_offset = init->front_offset; + dev_priv->front_pitch = init->front_pitch; + dev_priv->back_offset = init->back_offset; + dev_priv->back_pitch = init->back_pitch; + + switch ( init->depth_bpp ) { + case 16: + dev_priv->depth_fmt = RADEON_DEPTH_FORMAT_16BIT_INT_Z; + break; + case 32: + default: + dev_priv->depth_fmt = RADEON_DEPTH_FORMAT_24BIT_INT_Z; + break; + } + dev_priv->depth_offset = init->depth_offset; + dev_priv->depth_pitch = init->depth_pitch; + + dev_priv->front_pitch_offset = (((dev_priv->front_pitch/64) << 22) | + (dev_priv->front_offset >> 10)); + dev_priv->back_pitch_offset = (((dev_priv->back_pitch/64) << 22) | + (dev_priv->back_offset >> 10)); + dev_priv->depth_pitch_offset = (((dev_priv->depth_pitch/64) << 22) | + (dev_priv->depth_offset >> 10)); + + /* Hardware state for depth clears. Remove this if/when we no + * longer clear the depth buffer with a 3D rectangle. Hard-code + * all values to prevent unwanted 3D state from slipping through + * and screwing with the clear operation. + */ + dev_priv->depth_clear.rb3d_cntl = (RADEON_PLANE_MASK_ENABLE | + (dev_priv->color_fmt << 10) | + (1<<15)); + + dev_priv->depth_clear.rb3d_zstencilcntl = + (dev_priv->depth_fmt | + RADEON_Z_TEST_ALWAYS | + RADEON_STENCIL_TEST_ALWAYS | + RADEON_STENCIL_S_FAIL_REPLACE | + RADEON_STENCIL_ZPASS_REPLACE | + RADEON_STENCIL_ZFAIL_REPLACE | + RADEON_Z_WRITE_ENABLE); + + dev_priv->depth_clear.se_cntl = (RADEON_FFACE_CULL_CW | + RADEON_BFACE_SOLID | + RADEON_FFACE_SOLID | + RADEON_FLAT_SHADE_VTX_LAST | + RADEON_DIFFUSE_SHADE_FLAT | + RADEON_ALPHA_SHADE_FLAT | + RADEON_SPECULAR_SHADE_FLAT | + RADEON_FOG_SHADE_FLAT | + RADEON_VTX_PIX_CENTER_OGL | + RADEON_ROUND_MODE_TRUNC | + RADEON_ROUND_PREC_8TH_PIX); + + DRM_GETSAREA(); + + if(!dev_priv->sarea) { + DRM_ERROR("could not find sarea!\n"); + dev->dev_private = (void *)dev_priv; + radeon_do_cleanup_cp(dev); + return DRM_ERR(EINVAL); + } + + DRM_FIND_MAP( dev_priv->fb, init->fb_offset ); + if(!dev_priv->fb) { + DRM_ERROR("could not find framebuffer!\n"); + dev->dev_private = (void *)dev_priv; + radeon_do_cleanup_cp(dev); + return DRM_ERR(EINVAL); + } + DRM_FIND_MAP( dev_priv->mmio, init->mmio_offset ); + if(!dev_priv->mmio) { + DRM_ERROR("could not find mmio region!\n"); + dev->dev_private = (void *)dev_priv; + radeon_do_cleanup_cp(dev); + return DRM_ERR(EINVAL); + } + DRM_FIND_MAP( dev_priv->cp_ring, init->ring_offset ); + if(!dev_priv->cp_ring) { + DRM_ERROR("could not find cp ring region!\n"); + dev->dev_private = (void *)dev_priv; + radeon_do_cleanup_cp(dev); + return DRM_ERR(EINVAL); + } + DRM_FIND_MAP( dev_priv->ring_rptr, init->ring_rptr_offset ); + if(!dev_priv->ring_rptr) { + DRM_ERROR("could not find ring read pointer!\n"); + dev->dev_private = (void *)dev_priv; + radeon_do_cleanup_cp(dev); + return DRM_ERR(EINVAL); + } + DRM_FIND_MAP( dev_priv->buffers, init->buffers_offset ); + if(!dev_priv->buffers) { + DRM_ERROR("could not find dma buffer region!\n"); + dev->dev_private = (void *)dev_priv; + radeon_do_cleanup_cp(dev); + return DRM_ERR(EINVAL); + } + + if ( !dev_priv->is_pci ) { + DRM_FIND_MAP( dev_priv->agp_textures, + init->agp_textures_offset ); + if(!dev_priv->agp_textures) { + DRM_ERROR("could not find agp texture region!\n"); + dev->dev_private = (void *)dev_priv; + radeon_do_cleanup_cp(dev); + return DRM_ERR(EINVAL); + } + } + + dev_priv->sarea_priv = + (drm_radeon_sarea_t *)((u8 *)dev_priv->sarea->handle + + init->sarea_priv_offset); + + if ( !dev_priv->is_pci ) { + DRM_IOREMAP( dev_priv->cp_ring ); + DRM_IOREMAP( dev_priv->ring_rptr ); + DRM_IOREMAP( dev_priv->buffers ); + if(!dev_priv->cp_ring->handle || + !dev_priv->ring_rptr->handle || + !dev_priv->buffers->handle) { + DRM_ERROR("could not find ioremap agp regions!\n"); + dev->dev_private = (void *)dev_priv; + radeon_do_cleanup_cp(dev); + return DRM_ERR(EINVAL); + } + } else { + dev_priv->cp_ring->handle = + (void *)dev_priv->cp_ring->offset; + dev_priv->ring_rptr->handle = + (void *)dev_priv->ring_rptr->offset; + dev_priv->buffers->handle = (void *)dev_priv->buffers->offset; + + DRM_DEBUG( "dev_priv->cp_ring->handle %p\n", + dev_priv->cp_ring->handle ); + DRM_DEBUG( "dev_priv->ring_rptr->handle %p\n", + dev_priv->ring_rptr->handle ); + DRM_DEBUG( "dev_priv->buffers->handle %p\n", + dev_priv->buffers->handle ); + } + + + dev_priv->agp_size = init->agp_size; + dev_priv->agp_vm_start = RADEON_READ( RADEON_CONFIG_APER_SIZE ); +#if __REALLY_HAVE_AGP + if ( !dev_priv->is_pci ) + dev_priv->agp_buffers_offset = (dev_priv->buffers->offset + - dev->agp->base + + dev_priv->agp_vm_start); + else +#endif + dev_priv->agp_buffers_offset = (dev_priv->buffers->offset + - dev->sg->handle + + dev_priv->agp_vm_start); + + DRM_DEBUG( "dev_priv->agp_size %d\n", + dev_priv->agp_size ); + DRM_DEBUG( "dev_priv->agp_vm_start 0x%x\n", + dev_priv->agp_vm_start ); + DRM_DEBUG( "dev_priv->agp_buffers_offset 0x%lx\n", + dev_priv->agp_buffers_offset ); + + dev_priv->ring.head = ((__volatile__ u32 *) + dev_priv->ring_rptr->handle); + + dev_priv->ring.start = (u32 *)dev_priv->cp_ring->handle; + dev_priv->ring.end = ((u32 *)dev_priv->cp_ring->handle + + init->ring_size / sizeof(u32)); + dev_priv->ring.size = init->ring_size; + dev_priv->ring.size_l2qw = DRM(order)( init->ring_size / 8 ); + + dev_priv->ring.tail_mask = + (dev_priv->ring.size / sizeof(u32)) - 1; + + dev_priv->ring.high_mark = RADEON_RING_HIGH_MARK; + dev_priv->ring.ring_rptr = dev_priv->ring_rptr; + +#if __REALLY_HAVE_SG + if ( dev_priv->is_pci ) { + if (!DRM(ati_pcigart_init)( dev, &dev_priv->phys_pci_gart, + &dev_priv->bus_pci_gart)) { + DRM_ERROR( "failed to init PCI GART!\n" ); + dev->dev_private = (void *)dev_priv; + radeon_do_cleanup_cp(dev); + return DRM_ERR(ENOMEM); + } + /* Turn on PCI GART + */ + tmp = RADEON_READ( RADEON_AIC_CNTL ) + | RADEON_PCIGART_TRANSLATE_EN; + RADEON_WRITE( RADEON_AIC_CNTL, tmp ); + + /* set PCI GART page-table base address + */ + RADEON_WRITE( RADEON_AIC_PT_BASE, dev_priv->bus_pci_gart ); + + /* set address range for PCI address translate + */ + RADEON_WRITE( RADEON_AIC_LO_ADDR, dev_priv->agp_vm_start ); + RADEON_WRITE( RADEON_AIC_HI_ADDR, dev_priv->agp_vm_start + + dev_priv->agp_size - 1); + + /* Turn off AGP aperture -- is this required for PCIGART? + */ + RADEON_WRITE( RADEON_MC_AGP_LOCATION, 0xffffffc0 ); /* ?? */ + RADEON_WRITE( RADEON_AGP_COMMAND, 0 ); /* clear AGP_COMMAND */ + } else { +#endif /* __REALLY_HAVE_SG */ + /* Turn off PCI GART + */ + tmp = RADEON_READ( RADEON_AIC_CNTL ) + & ~RADEON_PCIGART_TRANSLATE_EN; + RADEON_WRITE( RADEON_AIC_CNTL, tmp ); +#if __REALLY_HAVE_SG + } +#endif /* __REALLY_HAVE_SG */ + + radeon_cp_load_microcode( dev_priv ); + radeon_cp_init_ring_buffer( dev, dev_priv ); + + dev_priv->last_buf = 0; + + dev->dev_private = (void *)dev_priv; + + radeon_do_engine_reset( dev ); + + return 0; +} + +int radeon_do_cleanup_cp( drm_device_t *dev ) +{ + DRM_DEBUG( "\n" ); + + if ( dev->dev_private ) { + drm_radeon_private_t *dev_priv = dev->dev_private; + + if ( !dev_priv->is_pci ) { + DRM_IOREMAPFREE( dev_priv->cp_ring ); + DRM_IOREMAPFREE( dev_priv->ring_rptr ); + DRM_IOREMAPFREE( dev_priv->buffers ); + } else { +#if __REALLY_HAVE_SG + if (!DRM(ati_pcigart_cleanup)( dev, + dev_priv->phys_pci_gart, + dev_priv->bus_pci_gart )) + DRM_ERROR( "failed to cleanup PCI GART!\n" ); +#endif /* __REALLY_HAVE_SG */ + } + + DRM(free)( dev->dev_private, sizeof(drm_radeon_private_t), + DRM_MEM_DRIVER ); + dev->dev_private = NULL; + } + + return 0; +} + +int radeon_cp_init( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_radeon_init_t init; + + DRM_COPY_FROM_USER_IOCTL( init, (drm_radeon_init_t *)data, sizeof(init) ); + + switch ( init.func ) { + case RADEON_INIT_CP: + case RADEON_INIT_R200_CP: + return radeon_do_init_cp( dev, &init ); + case RADEON_CLEANUP_CP: + return radeon_do_cleanup_cp( dev ); + } + + return DRM_ERR(EINVAL); +} + +int radeon_cp_start( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_radeon_private_t *dev_priv = dev->dev_private; + DRM_DEBUG( "\n" ); + + LOCK_TEST_WITH_RETURN( dev ); + + if ( dev_priv->cp_running ) { + DRM_DEBUG( "%s while CP running\n", __FUNCTION__ ); + return 0; + } + if ( dev_priv->cp_mode == RADEON_CSQ_PRIDIS_INDDIS ) { + DRM_DEBUG( "%s called with bogus CP mode (%d)\n", + __FUNCTION__, dev_priv->cp_mode ); + return 0; + } + + radeon_do_cp_start( dev_priv ); + + return 0; +} + +/* Stop the CP. The engine must have been idled before calling this + * routine. + */ +int radeon_cp_stop( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_radeon_private_t *dev_priv = dev->dev_private; + drm_radeon_cp_stop_t stop; + int ret; + DRM_DEBUG( "\n" ); + + LOCK_TEST_WITH_RETURN( dev ); + + DRM_COPY_FROM_USER_IOCTL( stop, (drm_radeon_cp_stop_t *)data, sizeof(stop) ); + + if (!dev_priv->cp_running) + return 0; + + /* Flush any pending CP commands. This ensures any outstanding + * commands are exectuted by the engine before we turn it off. + */ + if ( stop.flush ) { + radeon_do_cp_flush( dev_priv ); + } + + /* If we fail to make the engine go idle, we return an error + * code so that the DRM ioctl wrapper can try again. + */ + if ( stop.idle ) { + ret = radeon_do_cp_idle( dev_priv ); + if ( ret ) return ret; + } + + /* Finally, we can turn off the CP. If the engine isn't idle, + * we will get some dropped triangles as they won't be fully + * rendered before the CP is shut down. + */ + radeon_do_cp_stop( dev_priv ); + + /* Reset the engine */ + radeon_do_engine_reset( dev ); + + return 0; +} + + +void radeon_do_release( drm_device_t *dev ) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + int ret; + + if (dev_priv) { + if (dev_priv->cp_running) { + /* Stop the cp */ + while ((ret = radeon_do_cp_idle( dev_priv )) != 0) { + DRM_DEBUG("radeon_do_cp_idle %d\n", ret); +#ifdef __linux__ + schedule(); +#else + tsleep(&ret, PZERO, "rdnrel", 1); +#endif + } + radeon_do_cp_stop( dev_priv ); + radeon_do_engine_reset( dev ); + } + + /* Disable *all* interrupts */ + RADEON_WRITE( RADEON_GEN_INT_CNTL, 0 ); + + /* Free memory heap structures */ + radeon_mem_takedown( &(dev_priv->agp_heap) ); + radeon_mem_takedown( &(dev_priv->fb_heap) ); + + /* deallocate kernel resources */ + radeon_do_cleanup_cp( dev ); + } +} + +/* Just reset the CP ring. Called as part of an X Server engine reset. + */ +int radeon_cp_reset( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_radeon_private_t *dev_priv = dev->dev_private; + DRM_DEBUG( "\n" ); + + LOCK_TEST_WITH_RETURN( dev ); + + if ( !dev_priv ) { + DRM_DEBUG( "%s called before init done\n", __FUNCTION__ ); + return DRM_ERR(EINVAL); + } + + radeon_do_cp_reset( dev_priv ); + + /* The CP is no longer running after an engine reset */ + dev_priv->cp_running = 0; + + return 0; +} + +int radeon_cp_idle( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_radeon_private_t *dev_priv = dev->dev_private; + DRM_DEBUG( "\n" ); + + LOCK_TEST_WITH_RETURN( dev ); + + return radeon_do_cp_idle( dev_priv ); +} + +int radeon_engine_reset( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + DRM_DEBUG( "\n" ); + + LOCK_TEST_WITH_RETURN( dev ); + + return radeon_do_engine_reset( dev ); +} + + +/* ================================================================ + * Fullscreen mode + */ + +/* KW: Deprecated to say the least: + */ +int radeon_fullscreen( DRM_IOCTL_ARGS ) +{ + return 0; +} + + +/* ================================================================ + * Freelist management + */ + +/* Original comment: FIXME: ROTATE_BUFS is a hack to cycle through + * bufs until freelist code is used. Note this hides a problem with + * the scratch register * (used to keep track of last buffer + * completed) being written to before * the last buffer has actually + * completed rendering. + * + * KW: It's also a good way to find free buffers quickly. + * + * KW: Ideally this loop wouldn't exist, and freelist_get wouldn't + * sleep. However, bugs in older versions of radeon_accel.c mean that + * we essentially have to do this, else old clients will break. + * + * However, it does leave open a potential deadlock where all the + * buffers are held by other clients, which can't release them because + * they can't get the lock. + */ + +drm_buf_t *radeon_freelist_get( drm_device_t *dev ) +{ + drm_device_dma_t *dma = dev->dma; + drm_radeon_private_t *dev_priv = dev->dev_private; + drm_radeon_buf_priv_t *buf_priv; + drm_buf_t *buf; + int i, t; + int start; + + if ( ++dev_priv->last_buf >= dma->buf_count ) + dev_priv->last_buf = 0; + + start = dev_priv->last_buf; + + for ( t = 0 ; t < dev_priv->usec_timeout ; t++ ) { + u32 done_age = GET_SCRATCH( 1 ); + DRM_DEBUG("done_age = %d\n",done_age); + for ( i = start ; i < dma->buf_count ; i++ ) { + buf = dma->buflist[i]; + buf_priv = buf->dev_private; + if ( buf->pid == 0 || (buf->pending && + buf_priv->age <= done_age) ) { + dev_priv->stats.requested_bufs++; + buf->pending = 0; + return buf; + } + start = 0; + } + + if (t) { + DRM_UDELAY( 1 ); + dev_priv->stats.freelist_loops++; + } + } + + DRM_DEBUG( "returning NULL!\n" ); + return NULL; +} +#if 0 +drm_buf_t *radeon_freelist_get( drm_device_t *dev ) +{ + drm_device_dma_t *dma = dev->dma; + drm_radeon_private_t *dev_priv = dev->dev_private; + drm_radeon_buf_priv_t *buf_priv; + drm_buf_t *buf; + int i, t; + int start; + u32 done_age = DRM_READ32(dev_priv->ring_rptr, RADEON_SCRATCHOFF(1)); + + if ( ++dev_priv->last_buf >= dma->buf_count ) + dev_priv->last_buf = 0; + + start = dev_priv->last_buf; + dev_priv->stats.freelist_loops++; + + for ( t = 0 ; t < 2 ; t++ ) { + for ( i = start ; i < dma->buf_count ; i++ ) { + buf = dma->buflist[i]; + buf_priv = buf->dev_private; + if ( buf->pid == 0 || (buf->pending && + buf_priv->age <= done_age) ) { + dev_priv->stats.requested_bufs++; + buf->pending = 0; + return buf; + } + } + start = 0; + } + + return NULL; +} +#endif + +void radeon_freelist_reset( drm_device_t *dev ) +{ + drm_device_dma_t *dma = dev->dma; + drm_radeon_private_t *dev_priv = dev->dev_private; + int i; + + dev_priv->last_buf = 0; + for ( i = 0 ; i < dma->buf_count ; i++ ) { + drm_buf_t *buf = dma->buflist[i]; + drm_radeon_buf_priv_t *buf_priv = buf->dev_private; + buf_priv->age = 0; + } +} + + +/* ================================================================ + * CP command submission + */ + +int radeon_wait_ring( drm_radeon_private_t *dev_priv, int n ) +{ + drm_radeon_ring_buffer_t *ring = &dev_priv->ring; + int i; + u32 last_head = GET_RING_HEAD(ring); + + for ( i = 0 ; i < dev_priv->usec_timeout ; i++ ) { + u32 head = GET_RING_HEAD(ring); + + ring->space = (head - ring->tail) * sizeof(u32); + if ( ring->space <= 0 ) + ring->space += ring->size; + if ( ring->space > n ) + return 0; + + dev_priv->stats.boxes |= RADEON_BOX_WAIT_IDLE; + + if (head != last_head) + i = 0; + last_head = head; + + DRM_UDELAY( 1 ); + } + + /* FIXME: This return value is ignored in the BEGIN_RING macro! */ +#if RADEON_FIFO_DEBUG + radeon_status( dev_priv ); + DRM_ERROR( "failed!\n" ); +#endif + return DRM_ERR(EBUSY); +} + +static int radeon_cp_get_buffers( drm_device_t *dev, drm_dma_t *d ) +{ + int i; + drm_buf_t *buf; + + for ( i = d->granted_count ; i < d->request_count ; i++ ) { + buf = radeon_freelist_get( dev ); + if ( !buf ) return DRM_ERR(EBUSY); /* NOTE: broken client */ + + buf->pid = DRM_CURRENTPID; + + if ( DRM_COPY_TO_USER( &d->request_indices[i], &buf->idx, + sizeof(buf->idx) ) ) + return DRM_ERR(EFAULT); + if ( DRM_COPY_TO_USER( &d->request_sizes[i], &buf->total, + sizeof(buf->total) ) ) + return DRM_ERR(EFAULT); + + d->granted_count++; + } + return 0; +} + +int radeon_cp_buffers( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_device_dma_t *dma = dev->dma; + int ret = 0; + drm_dma_t d; + + LOCK_TEST_WITH_RETURN( dev ); + + DRM_COPY_FROM_USER_IOCTL( d, (drm_dma_t *)data, sizeof(d) ); + + /* Please don't send us buffers. + */ + if ( d.send_count != 0 ) { + DRM_ERROR( "Process %d trying to send %d buffers via drmDMA\n", + DRM_CURRENTPID, d.send_count ); + return DRM_ERR(EINVAL); + } + + /* We'll send you buffers. + */ + if ( d.request_count < 0 || d.request_count > dma->buf_count ) { + DRM_ERROR( "Process %d trying to get %d buffers (of %d max)\n", + DRM_CURRENTPID, d.request_count, dma->buf_count ); + return DRM_ERR(EINVAL); + } + + d.granted_count = 0; + + if ( d.request_count ) { + ret = radeon_cp_get_buffers( dev, &d ); + } + + DRM_COPY_TO_USER_IOCTL( (drm_dma_t *)data, d, sizeof(d) ); + + return ret; +} Index: dev/drm/radeon_drm.h =================================================================== RCS file: dev/drm/radeon_drm.h diff -N dev/drm/radeon_drm.h --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/radeon_drm.h 12 Mar 2003 00:15:11 -0000 @@ -0,0 +1,578 @@ +/* radeon_drm.h -- Public header for the radeon driver -*- linux-c -*- + * + * Copyright 2000 Precision Insight, Inc., Cedar Park, Texas. + * Copyright 2000 VA Linux Systems, Inc., Fremont, California. + * Copyright 2002 Tungsten Graphics, Inc., Cedar Park, Texas. + * All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + * + * Authors: + * Kevin E. Martin + * Gareth Hughes + * Keith Whitwell + * + * $FreeBSD: src/sys/dev/drm/radeon_drm.h,v 1.3 2003/03/09 02:08:28 anholt Exp $ + */ + +#ifndef __RADEON_DRM_H__ +#define __RADEON_DRM_H__ + +/* WARNING: If you change any of these defines, make sure to change the + * defines in the X server file (radeon_sarea.h) + */ +#ifndef __RADEON_SAREA_DEFINES__ +#define __RADEON_SAREA_DEFINES__ + +/* Old style state flags, required for sarea interface (1.1 and 1.2 + * clears) and 1.2 drm_vertex2 ioctl. + */ +#define RADEON_UPLOAD_CONTEXT 0x00000001 +#define RADEON_UPLOAD_VERTFMT 0x00000002 +#define RADEON_UPLOAD_LINE 0x00000004 +#define RADEON_UPLOAD_BUMPMAP 0x00000008 +#define RADEON_UPLOAD_MASKS 0x00000010 +#define RADEON_UPLOAD_VIEWPORT 0x00000020 +#define RADEON_UPLOAD_SETUP 0x00000040 +#define RADEON_UPLOAD_TCL 0x00000080 +#define RADEON_UPLOAD_MISC 0x00000100 +#define RADEON_UPLOAD_TEX0 0x00000200 +#define RADEON_UPLOAD_TEX1 0x00000400 +#define RADEON_UPLOAD_TEX2 0x00000800 +#define RADEON_UPLOAD_TEX0IMAGES 0x00001000 +#define RADEON_UPLOAD_TEX1IMAGES 0x00002000 +#define RADEON_UPLOAD_TEX2IMAGES 0x00004000 +#define RADEON_UPLOAD_CLIPRECTS 0x00008000 /* handled client-side */ +#define RADEON_REQUIRE_QUIESCENCE 0x00010000 +#define RADEON_UPLOAD_ZBIAS 0x00020000 /* version 1.2 and newer */ +#define RADEON_UPLOAD_ALL 0x003effff +#define RADEON_UPLOAD_CONTEXT_ALL 0x003e01ff + + +/* New style per-packet identifiers for use in cmd_buffer ioctl with + * the RADEON_EMIT_PACKET command. Comments relate new packets to old + * state bits and the packet size: + */ +#define RADEON_EMIT_PP_MISC 0 /* context/7 */ +#define RADEON_EMIT_PP_CNTL 1 /* context/3 */ +#define RADEON_EMIT_RB3D_COLORPITCH 2 /* context/1 */ +#define RADEON_EMIT_RE_LINE_PATTERN 3 /* line/2 */ +#define RADEON_EMIT_SE_LINE_WIDTH 4 /* line/1 */ +#define RADEON_EMIT_PP_LUM_MATRIX 5 /* bumpmap/1 */ +#define RADEON_EMIT_PP_ROT_MATRIX_0 6 /* bumpmap/2 */ +#define RADEON_EMIT_RB3D_STENCILREFMASK 7 /* masks/3 */ +#define RADEON_EMIT_SE_VPORT_XSCALE 8 /* viewport/6 */ +#define RADEON_EMIT_SE_CNTL 9 /* setup/2 */ +#define RADEON_EMIT_SE_CNTL_STATUS 10 /* setup/1 */ +#define RADEON_EMIT_RE_MISC 11 /* misc/1 */ +#define RADEON_EMIT_PP_TXFILTER_0 12 /* tex0/6 */ +#define RADEON_EMIT_PP_BORDER_COLOR_0 13 /* tex0/1 */ +#define RADEON_EMIT_PP_TXFILTER_1 14 /* tex1/6 */ +#define RADEON_EMIT_PP_BORDER_COLOR_1 15 /* tex1/1 */ +#define RADEON_EMIT_PP_TXFILTER_2 16 /* tex2/6 */ +#define RADEON_EMIT_PP_BORDER_COLOR_2 17 /* tex2/1 */ +#define RADEON_EMIT_SE_ZBIAS_FACTOR 18 /* zbias/2 */ +#define RADEON_EMIT_SE_TCL_OUTPUT_VTX_FMT 19 /* tcl/11 */ +#define RADEON_EMIT_SE_TCL_MATERIAL_EMMISSIVE_RED 20 /* material/17 */ +#define R200_EMIT_PP_TXCBLEND_0 21 /* tex0/4 */ +#define R200_EMIT_PP_TXCBLEND_1 22 /* tex1/4 */ +#define R200_EMIT_PP_TXCBLEND_2 23 /* tex2/4 */ +#define R200_EMIT_PP_TXCBLEND_3 24 /* tex3/4 */ +#define R200_EMIT_PP_TXCBLEND_4 25 /* tex4/4 */ +#define R200_EMIT_PP_TXCBLEND_5 26 /* tex5/4 */ +#define R200_EMIT_PP_TXCBLEND_6 27 /* /4 */ +#define R200_EMIT_PP_TXCBLEND_7 28 /* /4 */ +#define R200_EMIT_TCL_LIGHT_MODEL_CTL_0 29 /* tcl/7 */ +#define R200_EMIT_TFACTOR_0 30 /* tf/7 */ +#define R200_EMIT_VTX_FMT_0 31 /* vtx/5 */ +#define R200_EMIT_VAP_CTL 32 /* vap/1 */ +#define R200_EMIT_MATRIX_SELECT_0 33 /* msl/5 */ +#define R200_EMIT_TEX_PROC_CTL_2 34 /* tcg/5 */ +#define R200_EMIT_TCL_UCP_VERT_BLEND_CTL 35 /* tcl/1 */ +#define R200_EMIT_PP_TXFILTER_0 36 /* tex0/6 */ +#define R200_EMIT_PP_TXFILTER_1 37 /* tex1/6 */ +#define R200_EMIT_PP_TXFILTER_2 38 /* tex2/6 */ +#define R200_EMIT_PP_TXFILTER_3 39 /* tex3/6 */ +#define R200_EMIT_PP_TXFILTER_4 40 /* tex4/6 */ +#define R200_EMIT_PP_TXFILTER_5 41 /* tex5/6 */ +#define R200_EMIT_PP_TXOFFSET_0 42 /* tex0/1 */ +#define R200_EMIT_PP_TXOFFSET_1 43 /* tex1/1 */ +#define R200_EMIT_PP_TXOFFSET_2 44 /* tex2/1 */ +#define R200_EMIT_PP_TXOFFSET_3 45 /* tex3/1 */ +#define R200_EMIT_PP_TXOFFSET_4 46 /* tex4/1 */ +#define R200_EMIT_PP_TXOFFSET_5 47 /* tex5/1 */ +#define R200_EMIT_VTE_CNTL 48 /* vte/1 */ +#define R200_EMIT_OUTPUT_VTX_COMP_SEL 49 /* vtx/1 */ +#define R200_EMIT_PP_TAM_DEBUG3 50 /* tam/1 */ +#define R200_EMIT_PP_CNTL_X 51 /* cst/1 */ +#define R200_EMIT_RB3D_DEPTHXY_OFFSET 52 /* cst/1 */ +#define R200_EMIT_RE_AUX_SCISSOR_CNTL 53 /* cst/1 */ +#define R200_EMIT_RE_SCISSOR_TL_0 54 /* cst/2 */ +#define R200_EMIT_RE_SCISSOR_TL_1 55 /* cst/2 */ +#define R200_EMIT_RE_SCISSOR_TL_2 56 /* cst/2 */ +#define R200_EMIT_SE_VAP_CNTL_STATUS 57 /* cst/1 */ +#define R200_EMIT_SE_VTX_STATE_CNTL 58 /* cst/1 */ +#define R200_EMIT_RE_POINTSIZE 59 /* cst/1 */ +#define R200_EMIT_TCL_INPUT_VTX_VECTOR_ADDR_0 60 /* cst/4 */ +#define R200_EMIT_PP_CUBIC_FACES_0 61 +#define R200_EMIT_PP_CUBIC_OFFSETS_0 62 +#define R200_EMIT_PP_CUBIC_FACES_1 63 +#define R200_EMIT_PP_CUBIC_OFFSETS_1 64 +#define R200_EMIT_PP_CUBIC_FACES_2 65 +#define R200_EMIT_PP_CUBIC_OFFSETS_2 66 +#define R200_EMIT_PP_CUBIC_FACES_3 67 +#define R200_EMIT_PP_CUBIC_OFFSETS_3 68 +#define R200_EMIT_PP_CUBIC_FACES_4 69 +#define R200_EMIT_PP_CUBIC_OFFSETS_4 70 +#define R200_EMIT_PP_CUBIC_FACES_5 71 +#define R200_EMIT_PP_CUBIC_OFFSETS_5 72 +#define RADEON_MAX_STATE_PACKETS 73 + + +/* Commands understood by cmd_buffer ioctl. More can be added but + * obviously these can't be removed or changed: + */ +#define RADEON_CMD_PACKET 1 /* emit one of the register packets above */ +#define RADEON_CMD_SCALARS 2 /* emit scalar data */ +#define RADEON_CMD_VECTORS 3 /* emit vector data */ +#define RADEON_CMD_DMA_DISCARD 4 /* discard current dma buf */ +#define RADEON_CMD_PACKET3 5 /* emit hw packet */ +#define RADEON_CMD_PACKET3_CLIP 6 /* emit hw packet wrapped in cliprects */ +#define RADEON_CMD_SCALARS2 7 /* r200 stopgap */ +#define RADEON_CMD_WAIT 8 /* emit hw wait commands -- note: + * doesn't make the cpu wait, just + * the graphics hardware */ + + +typedef union { + int i; + struct { + unsigned char cmd_type, pad0, pad1, pad2; + } header; + struct { + unsigned char cmd_type, packet_id, pad0, pad1; + } packet; + struct { + unsigned char cmd_type, offset, stride, count; + } scalars; + struct { + unsigned char cmd_type, offset, stride, count; + } vectors; + struct { + unsigned char cmd_type, buf_idx, pad0, pad1; + } dma; + struct { + unsigned char cmd_type, flags, pad0, pad1; + } wait; +} drm_radeon_cmd_header_t; + +#define RADEON_WAIT_2D 0x1 +#define RADEON_WAIT_3D 0x2 + + +#define RADEON_FRONT 0x1 +#define RADEON_BACK 0x2 +#define RADEON_DEPTH 0x4 +#define RADEON_STENCIL 0x8 + +/* Primitive types + */ +#define RADEON_POINTS 0x1 +#define RADEON_LINES 0x2 +#define RADEON_LINE_STRIP 0x3 +#define RADEON_TRIANGLES 0x4 +#define RADEON_TRIANGLE_FAN 0x5 +#define RADEON_TRIANGLE_STRIP 0x6 + +/* Vertex/indirect buffer size + */ +#define RADEON_BUFFER_SIZE 65536 + +/* Byte offsets for indirect buffer data + */ +#define RADEON_INDEX_PRIM_OFFSET 20 + +#define RADEON_SCRATCH_REG_OFFSET 32 + +#define RADEON_NR_SAREA_CLIPRECTS 12 + +/* There are 2 heaps (local/AGP). Each region within a heap is a + * minimum of 64k, and there are at most 64 of them per heap. + */ +#define RADEON_LOCAL_TEX_HEAP 0 +#define RADEON_AGP_TEX_HEAP 1 +#define RADEON_NR_TEX_HEAPS 2 +#define RADEON_NR_TEX_REGIONS 64 +#define RADEON_LOG_TEX_GRANULARITY 16 + +#define RADEON_MAX_TEXTURE_LEVELS 12 +#define RADEON_MAX_TEXTURE_UNITS 3 + +#endif /* __RADEON_SAREA_DEFINES__ */ + +typedef struct { + unsigned int red; + unsigned int green; + unsigned int blue; + unsigned int alpha; +} radeon_color_regs_t; + +typedef struct { + /* Context state */ + unsigned int pp_misc; /* 0x1c14 */ + unsigned int pp_fog_color; + unsigned int re_solid_color; + unsigned int rb3d_blendcntl; + unsigned int rb3d_depthoffset; + unsigned int rb3d_depthpitch; + unsigned int rb3d_zstencilcntl; + + unsigned int pp_cntl; /* 0x1c38 */ + unsigned int rb3d_cntl; + unsigned int rb3d_coloroffset; + unsigned int re_width_height; + unsigned int rb3d_colorpitch; + unsigned int se_cntl; + + /* Vertex format state */ + unsigned int se_coord_fmt; /* 0x1c50 */ + + /* Line state */ + unsigned int re_line_pattern; /* 0x1cd0 */ + unsigned int re_line_state; + + unsigned int se_line_width; /* 0x1db8 */ + + /* Bumpmap state */ + unsigned int pp_lum_matrix; /* 0x1d00 */ + + unsigned int pp_rot_matrix_0; /* 0x1d58 */ + unsigned int pp_rot_matrix_1; + + /* Mask state */ + unsigned int rb3d_stencilrefmask; /* 0x1d7c */ + unsigned int rb3d_ropcntl; + unsigned int rb3d_planemask; + + /* Viewport state */ + unsigned int se_vport_xscale; /* 0x1d98 */ + unsigned int se_vport_xoffset; + unsigned int se_vport_yscale; + unsigned int se_vport_yoffset; + unsigned int se_vport_zscale; + unsigned int se_vport_zoffset; + + /* Setup state */ + unsigned int se_cntl_status; /* 0x2140 */ + + /* Misc state */ + unsigned int re_top_left; /* 0x26c0 */ + unsigned int re_misc; +} drm_radeon_context_regs_t; + +typedef struct { + /* Zbias state */ + unsigned int se_zbias_factor; /* 0x1dac */ + unsigned int se_zbias_constant; +} drm_radeon_context2_regs_t; + + +/* Setup registers for each texture unit + */ +typedef struct { + unsigned int pp_txfilter; + unsigned int pp_txformat; + unsigned int pp_txoffset; + unsigned int pp_txcblend; + unsigned int pp_txablend; + unsigned int pp_tfactor; + unsigned int pp_border_color; +} drm_radeon_texture_regs_t; + +typedef struct { + unsigned int start; + unsigned int finish; + unsigned int prim:8; + unsigned int stateidx:8; + unsigned int numverts:16; /* overloaded as offset/64 for elt prims */ + unsigned int vc_format; /* vertex format */ +} drm_radeon_prim_t; + + +typedef struct { + drm_radeon_context_regs_t context; + drm_radeon_texture_regs_t tex[RADEON_MAX_TEXTURE_UNITS]; + drm_radeon_context2_regs_t context2; + unsigned int dirty; +} drm_radeon_state_t; + + +typedef struct { + unsigned char next, prev; + unsigned char in_use; + int age; +} drm_radeon_tex_region_t; + +typedef struct { + /* The channel for communication of state information to the + * kernel on firing a vertex buffer with either of the + * obsoleted vertex/index ioctls. + */ + drm_radeon_context_regs_t context_state; + drm_radeon_texture_regs_t tex_state[RADEON_MAX_TEXTURE_UNITS]; + unsigned int dirty; + unsigned int vertsize; + unsigned int vc_format; + + /* The current cliprects, or a subset thereof. + */ + drm_clip_rect_t boxes[RADEON_NR_SAREA_CLIPRECTS]; + unsigned int nbox; + + /* Counters for client-side throttling of rendering clients. + */ + unsigned int last_frame; + unsigned int last_dispatch; + unsigned int last_clear; + + drm_radeon_tex_region_t tex_list[RADEON_NR_TEX_HEAPS][RADEON_NR_TEX_REGIONS+1]; + int tex_age[RADEON_NR_TEX_HEAPS]; + int ctx_owner; + int pfState; /* number of 3d windows (0,1,2ormore) */ + int pfCurrentPage; /* which buffer is being displayed? */ + int crtc2_base; /* CRTC2 frame offset */ +} drm_radeon_sarea_t; + + +/* WARNING: If you change any of these defines, make sure to change the + * defines in the Xserver file (xf86drmRadeon.h) + * + * KW: actually it's illegal to change any of this (backwards compatibility). + */ + +/* Radeon specific ioctls + * The device specific ioctl range is 0x40 to 0x79. + */ +#define DRM_IOCTL_RADEON_CP_INIT DRM_IOW( 0x40, drm_radeon_init_t) +#define DRM_IOCTL_RADEON_CP_START DRM_IO( 0x41) +#define DRM_IOCTL_RADEON_CP_STOP DRM_IOW( 0x42, drm_radeon_cp_stop_t) +#define DRM_IOCTL_RADEON_CP_RESET DRM_IO( 0x43) +#define DRM_IOCTL_RADEON_CP_IDLE DRM_IO( 0x44) +#define DRM_IOCTL_RADEON_RESET DRM_IO( 0x45) +#define DRM_IOCTL_RADEON_FULLSCREEN DRM_IOW( 0x46, drm_radeon_fullscreen_t) +#define DRM_IOCTL_RADEON_SWAP DRM_IO( 0x47) +#define DRM_IOCTL_RADEON_CLEAR DRM_IOW( 0x48, drm_radeon_clear_t) +#define DRM_IOCTL_RADEON_VERTEX DRM_IOW( 0x49, drm_radeon_vertex_t) +#define DRM_IOCTL_RADEON_INDICES DRM_IOW( 0x4a, drm_radeon_indices_t) +#define DRM_IOCTL_RADEON_STIPPLE DRM_IOW( 0x4c, drm_radeon_stipple_t) +#define DRM_IOCTL_RADEON_INDIRECT DRM_IOWR(0x4d, drm_radeon_indirect_t) +#define DRM_IOCTL_RADEON_TEXTURE DRM_IOWR(0x4e, drm_radeon_texture_t) +#define DRM_IOCTL_RADEON_VERTEX2 DRM_IOW( 0x4f, drm_radeon_vertex2_t) +#define DRM_IOCTL_RADEON_CMDBUF DRM_IOW( 0x50, drm_radeon_cmd_buffer_t) +#define DRM_IOCTL_RADEON_GETPARAM DRM_IOWR(0x51, drm_radeon_getparam_t) +#define DRM_IOCTL_RADEON_FLIP DRM_IO( 0x52) +#define DRM_IOCTL_RADEON_ALLOC DRM_IOWR( 0x53, drm_radeon_mem_alloc_t) +#define DRM_IOCTL_RADEON_FREE DRM_IOW( 0x54, drm_radeon_mem_free_t) +#define DRM_IOCTL_RADEON_INIT_HEAP DRM_IOW( 0x55, drm_radeon_mem_init_heap_t) +#define DRM_IOCTL_RADEON_IRQ_EMIT DRM_IOWR( 0x56, drm_radeon_irq_emit_t) +#define DRM_IOCTL_RADEON_IRQ_WAIT DRM_IOW( 0x57, drm_radeon_irq_wait_t) + +typedef struct drm_radeon_init { + enum { + RADEON_INIT_CP = 0x01, + RADEON_CLEANUP_CP = 0x02, + RADEON_INIT_R200_CP = 0x03 + } func; + unsigned long sarea_priv_offset; + int is_pci; + int cp_mode; + int agp_size; + int ring_size; + int usec_timeout; + + unsigned int fb_bpp; + unsigned int front_offset, front_pitch; + unsigned int back_offset, back_pitch; + unsigned int depth_bpp; + unsigned int depth_offset, depth_pitch; + + unsigned long fb_offset; + unsigned long mmio_offset; + unsigned long ring_offset; + unsigned long ring_rptr_offset; + unsigned long buffers_offset; + unsigned long agp_textures_offset; +} drm_radeon_init_t; + +typedef struct drm_radeon_cp_stop { + int flush; + int idle; +} drm_radeon_cp_stop_t; + +typedef struct drm_radeon_fullscreen { + enum { + RADEON_INIT_FULLSCREEN = 0x01, + RADEON_CLEANUP_FULLSCREEN = 0x02 + } func; +} drm_radeon_fullscreen_t; + +#define CLEAR_X1 0 +#define CLEAR_Y1 1 +#define CLEAR_X2 2 +#define CLEAR_Y2 3 +#define CLEAR_DEPTH 4 + +typedef union drm_radeon_clear_rect { + float f[5]; + unsigned int ui[5]; +} drm_radeon_clear_rect_t; + +typedef struct drm_radeon_clear { + unsigned int flags; + unsigned int clear_color; + unsigned int clear_depth; + unsigned int color_mask; + unsigned int depth_mask; /* misnamed field: should be stencil */ + drm_radeon_clear_rect_t *depth_boxes; +} drm_radeon_clear_t; + +typedef struct drm_radeon_vertex { + int prim; + int idx; /* Index of vertex buffer */ + int count; /* Number of vertices in buffer */ + int discard; /* Client finished with buffer? */ +} drm_radeon_vertex_t; + +typedef struct drm_radeon_indices { + int prim; + int idx; + int start; + int end; + int discard; /* Client finished with buffer? */ +} drm_radeon_indices_t; + +/* v1.2 - obsoletes drm_radeon_vertex and drm_radeon_indices + * - allows multiple primitives and state changes in a single ioctl + * - supports driver change to emit native primitives + */ +typedef struct drm_radeon_vertex2 { + int idx; /* Index of vertex buffer */ + int discard; /* Client finished with buffer? */ + int nr_states; + drm_radeon_state_t *state; + int nr_prims; + drm_radeon_prim_t *prim; +} drm_radeon_vertex2_t; + +/* v1.3 - obsoletes drm_radeon_vertex2 + * - allows arbitarily large cliprect list + * - allows updating of tcl packet, vector and scalar state + * - allows memory-efficient description of state updates + * - allows state to be emitted without a primitive + * (for clears, ctx switches) + * - allows more than one dma buffer to be referenced per ioctl + * - supports tcl driver + * - may be extended in future versions with new cmd types, packets + */ +typedef struct drm_radeon_cmd_buffer { + int bufsz; + char *buf; + int nbox; + drm_clip_rect_t *boxes; +} drm_radeon_cmd_buffer_t; + +typedef struct drm_radeon_tex_image { + unsigned int x, y; /* Blit coordinates */ + unsigned int width, height; + const void *data; +} drm_radeon_tex_image_t; + +typedef struct drm_radeon_texture { + int offset; + int pitch; + int format; + int width; /* Texture image coordinates */ + int height; + drm_radeon_tex_image_t *image; +} drm_radeon_texture_t; + +typedef struct drm_radeon_stipple { + unsigned int *mask; +} drm_radeon_stipple_t; + +typedef struct drm_radeon_indirect { + int idx; + int start; + int end; + int discard; +} drm_radeon_indirect_t; + + +/* 1.3: An ioctl to get parameters that aren't available to the 3d + * client any other way. + */ +#define RADEON_PARAM_AGP_BUFFER_OFFSET 1 /* card offset of 1st agp buffer */ +#define RADEON_PARAM_LAST_FRAME 2 +#define RADEON_PARAM_LAST_DISPATCH 3 +#define RADEON_PARAM_LAST_CLEAR 4 +#define RADEON_PARAM_IRQ_NR 5 +#define RADEON_PARAM_AGP_BASE 6 /* card offset of agp base */ + +typedef struct drm_radeon_getparam { + int param; + int *value; +} drm_radeon_getparam_t; + +/* 1.6: Set up a memory manager for regions of shared memory: + */ +#define RADEON_MEM_REGION_AGP 1 +#define RADEON_MEM_REGION_FB 2 + +typedef struct drm_radeon_mem_alloc { + int region; + int alignment; + int size; + int *region_offset; /* offset from start of fb or agp */ +} drm_radeon_mem_alloc_t; + +typedef struct drm_radeon_mem_free { + int region; + int region_offset; +} drm_radeon_mem_free_t; + +typedef struct drm_radeon_mem_init_heap { + int region; + int size; + int start; +} drm_radeon_mem_init_heap_t; + + +/* 1.6: Userspace can request & wait on irq's: + */ +typedef struct drm_radeon_irq_emit { + int *irq_seq; +} drm_radeon_irq_emit_t; + +typedef struct drm_radeon_irq_wait { + int irq_seq; +} drm_radeon_irq_wait_t; + + +#endif Index: dev/drm/radeon_drv.c =================================================================== RCS file: dev/drm/radeon_drv.c diff -N dev/drm/radeon_drv.c --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/radeon_drv.c 12 Mar 2003 00:15:11 -0000 @@ -0,0 +1,102 @@ +/* radeon_drv.c -- ATI Radeon driver -*- linux-c -*- + * Created: Wed Feb 14 17:10:04 2001 by gareth@valinux.com + * + * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: + * Gareth Hughes + * + * $FreeBSD: src/sys/dev/drm/radeon_drv.c,v 1.5 2003/03/11 01:38:17 anholt Exp $ + */ + +#include "dev/drm/radeon.h" +#include "dev/drm/drmP.h" +#include "dev/drm/drm.h" +#include "dev/drm/radeon_drm.h" +#include "dev/drm/radeon_drv.h" +#if __REALLY_HAVE_SG +#include "dev/drm/ati_pcigart.h" +#endif + +drm_chipinfo_t DRM(devicelist)[] = { + {0x1002, 0x4242, 1, "ATI Radeon BB R200 AIW 8500DV"}, + {0x1002, 0x4336, 1, "ATI Radeon Mobility U1"}, + {0x1002, 0x4964, 1, "ATI Radeon Id R250 9000"}, + {0x1002, 0x4965, 1, "ATI Radeon Ie R250 9000"}, + {0x1002, 0x4966, 1, "ATI Radeon If R250 9000"}, + {0x1002, 0x4967, 1, "ATI Radeon Ig R250 9000"}, + {0x1002, 0x4C57, 1, "ATI Radeon LW Mobility 7500 M7"}, + {0x1002, 0x4C58, 1, "ATI Radeon LX RV200 Mobility FireGL 7800 M7"}, + {0x1002, 0x4C59, 1, "ATI Radeon LY Mobility M6"}, + {0x1002, 0x4C5A, 1, "ATI Radeon LZ Mobility M6"}, + {0x1002, 0x4C64, 1, "ATI Radeon Ld R250 Mobility 9000 M9"}, + {0x1002, 0x4C65, 1, "ATI Radeon Le R250 Mobility 9000 M9"}, + {0x1002, 0x4C66, 1, "ATI Radeon Lf R250 Mobility 9000 M9"}, + {0x1002, 0x4C67, 1, "ATI Radeon Lg R250 Mobility 9000 M9"}, + {0x1002, 0x5144, 1, "ATI Radeon QD R100"}, + {0x1002, 0x5145, 1, "ATI Radeon QE R100"}, + {0x1002, 0x5146, 1, "ATI Radeon QF R100"}, + {0x1002, 0x5147, 1, "ATI Radeon QG R100"}, + {0x1002, 0x5148, 1, "ATI Radeon QH FireGL 8x00"}, + {0x1002, 0x5149, 1, "ATI Radeon QI R200"}, + {0x1002, 0x514A, 1, "ATI Radeon QJ R200"}, + {0x1002, 0x514B, 1, "ATI Radeon QK R200"}, + {0x1002, 0x514C, 1, "ATI Radeon QL R200 8500 LE"}, + {0x1002, 0x514D, 1, "ATI Radeon QM R200 9100"}, + {0x1002, 0x514E, 1, "ATI Radeon QN R200 8500 LE"}, + {0x1002, 0x514F, 1, "ATI Radeon QO R200 8500 LE"}, + {0x1002, 0x5157, 1, "ATI Radeon QW RV200 7500"}, + {0x1002, 0x5158, 1, "ATI Radeon QX RV200 7500"}, + {0x1002, 0x5159, 1, "ATI Radeon QY RV100 VE"}, + {0x1002, 0x515A, 1, "ATI Radeon QZ RV100 VE"}, + {0x1002, 0x5168, 1, "ATI Radeon Qh R200"}, + {0x1002, 0x5169, 1, "ATI Radeon Qi R200"}, + {0x1002, 0x516A, 1, "ATI Radeon Qj R200"}, + {0x1002, 0x516B, 1, "ATI Radeon Qk R200"}, + {0x1002, 0x516C, 1, "ATI Radeon Ql R200"}, + {0, 0, 0, NULL} +}; + +#include "dev/drm/drm_agpsupport.h" +#include "dev/drm/drm_auth.h" +#include "dev/drm/drm_bufs.h" +#include "dev/drm/drm_context.h" +#include "dev/drm/drm_dma.h" +#include "dev/drm/drm_drawable.h" +#include "dev/drm/drm_drv.h" +#include "dev/drm/drm_fops.h" +#include "dev/drm/drm_init.h" +#include "dev/drm/drm_ioctl.h" +#include "dev/drm/drm_lock.h" +#include "dev/drm/drm_memory.h" +#include "dev/drm/drm_vm.h" +#include "dev/drm/drm_sysctl.h" +#if __HAVE_SG +#include "dev/drm/drm_scatter.h" +#endif + +#ifdef __FreeBSD__ +DRIVER_MODULE(DRIVER_NAME, pci, DRM(driver), DRM(devclass), 0, 0); +#elif defined(__NetBSD__) +CFDRIVER_DECL(radeon, DV_TTY, NULL); +#endif /* __FreeBSD__ */ Index: dev/drm/radeon_drv.h =================================================================== RCS file: dev/drm/radeon_drv.h diff -N dev/drm/radeon_drv.h --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/radeon_drv.h 12 Mar 2003 00:15:11 -0000 @@ -0,0 +1,907 @@ +/* radeon_drv.h -- Private header for radeon driver -*- linux-c -*- + * + * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. + * Copyright 2000 VA Linux Systems, Inc., Fremont, California. + * All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + * + * Authors: + * Kevin E. Martin + * Gareth Hughes + * + * $FreeBSD: src/sys/dev/drm/radeon_drv.h,v 1.4 2003/03/09 02:08:28 anholt Exp $ + */ + +#ifndef __RADEON_DRV_H__ +#define __RADEON_DRV_H__ + +#define GET_RING_HEAD(ring) DRM_READ32( (ring)->ring_rptr, 0 ) /* (ring)->head */ +#define SET_RING_HEAD(ring,val) DRM_WRITE32( (ring)->ring_rptr, 0, (val) ) /* (ring)->head */ + +typedef struct drm_radeon_freelist { + unsigned int age; + drm_buf_t *buf; + struct drm_radeon_freelist *next; + struct drm_radeon_freelist *prev; +} drm_radeon_freelist_t; + +typedef struct drm_radeon_ring_buffer { + u32 *start; + u32 *end; + int size; + int size_l2qw; + + volatile u32 *head; + u32 tail; + u32 tail_mask; + int space; + + int high_mark; + drm_local_map_t *ring_rptr; +} drm_radeon_ring_buffer_t; + +typedef struct drm_radeon_depth_clear_t { + u32 rb3d_cntl; + u32 rb3d_zstencilcntl; + u32 se_cntl; +} drm_radeon_depth_clear_t; + + +struct mem_block { + struct mem_block *next; + struct mem_block *prev; + int start; + int size; + int pid; /* 0: free, -1: heap, other: real pids */ +}; + +typedef struct drm_radeon_private { + drm_radeon_ring_buffer_t ring; + drm_radeon_sarea_t *sarea_priv; + + int agp_size; + u32 agp_vm_start; + unsigned long agp_buffers_offset; + + int cp_mode; + int cp_running; + + drm_radeon_freelist_t *head; + drm_radeon_freelist_t *tail; + int last_buf; + volatile u32 *scratch; + int writeback_works; + + int usec_timeout; + + int is_r200; + + int is_pci; + unsigned long phys_pci_gart; + dma_addr_t bus_pci_gart; + + struct { + u32 boxes; + int freelist_timeouts; + int freelist_loops; + int requested_bufs; + int last_frame_reads; + int last_clear_reads; + int clears; + int texture_uploads; + } stats; + + int do_boxes; + int page_flipping; + int current_page; + + u32 color_fmt; + unsigned int front_offset; + unsigned int front_pitch; + unsigned int back_offset; + unsigned int back_pitch; + + u32 depth_fmt; + unsigned int depth_offset; + unsigned int depth_pitch; + + u32 front_pitch_offset; + u32 back_pitch_offset; + u32 depth_pitch_offset; + + drm_radeon_depth_clear_t depth_clear; + + drm_local_map_t *sarea; + drm_local_map_t *fb; + drm_local_map_t *mmio; + drm_local_map_t *cp_ring; + drm_local_map_t *ring_rptr; + drm_local_map_t *buffers; + drm_local_map_t *agp_textures; + + struct mem_block *agp_heap; + struct mem_block *fb_heap; + + /* SW interrupt */ + wait_queue_head_t swi_queue; + atomic_t swi_emitted; + +} drm_radeon_private_t; + +typedef struct drm_radeon_buf_priv { + u32 age; +} drm_radeon_buf_priv_t; + + /* radeon_cp.c */ +extern int radeon_cp_init( DRM_IOCTL_ARGS ); +extern int radeon_cp_start( DRM_IOCTL_ARGS ); +extern int radeon_cp_stop( DRM_IOCTL_ARGS ); +extern int radeon_cp_reset( DRM_IOCTL_ARGS ); +extern int radeon_cp_idle( DRM_IOCTL_ARGS ); +extern int radeon_engine_reset( DRM_IOCTL_ARGS ); +extern int radeon_fullscreen( DRM_IOCTL_ARGS ); +extern int radeon_cp_buffers( DRM_IOCTL_ARGS ); + +extern void radeon_freelist_reset( drm_device_t *dev ); +extern drm_buf_t *radeon_freelist_get( drm_device_t *dev ); + +extern int radeon_wait_ring( drm_radeon_private_t *dev_priv, int n ); + +extern int radeon_do_cp_idle( drm_radeon_private_t *dev_priv ); +extern int radeon_do_cleanup_cp( drm_device_t *dev ); +extern int radeon_do_cleanup_pageflip( drm_device_t *dev ); + + /* radeon_state.c */ +extern int radeon_cp_clear( DRM_IOCTL_ARGS ); +extern int radeon_cp_swap( DRM_IOCTL_ARGS ); +extern int radeon_cp_vertex( DRM_IOCTL_ARGS ); +extern int radeon_cp_indices( DRM_IOCTL_ARGS ); +extern int radeon_cp_texture( DRM_IOCTL_ARGS ); +extern int radeon_cp_stipple( DRM_IOCTL_ARGS ); +extern int radeon_cp_indirect( DRM_IOCTL_ARGS ); +extern int radeon_cp_vertex2( DRM_IOCTL_ARGS ); +extern int radeon_cp_cmdbuf( DRM_IOCTL_ARGS ); +extern int radeon_cp_getparam( DRM_IOCTL_ARGS ); +extern int radeon_cp_flip( DRM_IOCTL_ARGS ); + +extern int radeon_mem_alloc( DRM_IOCTL_ARGS ); +extern int radeon_mem_free( DRM_IOCTL_ARGS ); +extern int radeon_mem_init_heap( DRM_IOCTL_ARGS ); +extern void radeon_mem_takedown( struct mem_block **heap ); +extern void radeon_mem_release( struct mem_block *heap ); + + /* radeon_irq.c */ +extern int radeon_irq_emit( DRM_IOCTL_ARGS ); +extern int radeon_irq_wait( DRM_IOCTL_ARGS ); + +extern int radeon_emit_and_wait_irq(drm_device_t *dev); +extern int radeon_wait_irq(drm_device_t *dev, int swi_nr); +extern int radeon_emit_irq(drm_device_t *dev); + +extern void radeon_do_release(drm_device_t *dev); + +/* Flags for stats.boxes + */ +#define RADEON_BOX_DMA_IDLE 0x1 +#define RADEON_BOX_RING_FULL 0x2 +#define RADEON_BOX_FLIP 0x4 +#define RADEON_BOX_WAIT_IDLE 0x8 +#define RADEON_BOX_TEXTURE_LOAD 0x10 + + + +/* Register definitions, register access macros and drmAddMap constants + * for Radeon kernel driver. + */ + +#define RADEON_AGP_COMMAND 0x0f60 +#define RADEON_AUX_SCISSOR_CNTL 0x26f0 +# define RADEON_EXCLUSIVE_SCISSOR_0 (1 << 24) +# define RADEON_EXCLUSIVE_SCISSOR_1 (1 << 25) +# define RADEON_EXCLUSIVE_SCISSOR_2 (1 << 26) +# define RADEON_SCISSOR_0_ENABLE (1 << 28) +# define RADEON_SCISSOR_1_ENABLE (1 << 29) +# define RADEON_SCISSOR_2_ENABLE (1 << 30) + +#define RADEON_BUS_CNTL 0x0030 +# define RADEON_BUS_MASTER_DIS (1 << 6) + +#define RADEON_CLOCK_CNTL_DATA 0x000c +# define RADEON_PLL_WR_EN (1 << 7) +#define RADEON_CLOCK_CNTL_INDEX 0x0008 +#define RADEON_CONFIG_APER_SIZE 0x0108 +#define RADEON_CRTC_OFFSET 0x0224 +#define RADEON_CRTC_OFFSET_CNTL 0x0228 +# define RADEON_CRTC_TILE_EN (1 << 15) +# define RADEON_CRTC_OFFSET_FLIP_CNTL (1 << 16) +#define RADEON_CRTC2_OFFSET 0x0324 +#define RADEON_CRTC2_OFFSET_CNTL 0x0328 + +#define RADEON_RB3D_COLORPITCH 0x1c48 + +#define RADEON_DP_GUI_MASTER_CNTL 0x146c +# define RADEON_GMC_SRC_PITCH_OFFSET_CNTL (1 << 0) +# define RADEON_GMC_DST_PITCH_OFFSET_CNTL (1 << 1) +# define RADEON_GMC_BRUSH_SOLID_COLOR (13 << 4) +# define RADEON_GMC_BRUSH_NONE (15 << 4) +# define RADEON_GMC_DST_16BPP (4 << 8) +# define RADEON_GMC_DST_24BPP (5 << 8) +# define RADEON_GMC_DST_32BPP (6 << 8) +# define RADEON_GMC_DST_DATATYPE_SHIFT 8 +# define RADEON_GMC_SRC_DATATYPE_COLOR (3 << 12) +# define RADEON_DP_SRC_SOURCE_MEMORY (2 << 24) +# define RADEON_DP_SRC_SOURCE_HOST_DATA (3 << 24) +# define RADEON_GMC_CLR_CMP_CNTL_DIS (1 << 28) +# define RADEON_GMC_WR_MSK_DIS (1 << 30) +# define RADEON_ROP3_S 0x00cc0000 +# define RADEON_ROP3_P 0x00f00000 +#define RADEON_DP_WRITE_MASK 0x16cc +#define RADEON_DST_PITCH_OFFSET 0x142c +#define RADEON_DST_PITCH_OFFSET_C 0x1c80 +# define RADEON_DST_TILE_LINEAR (0 << 30) +# define RADEON_DST_TILE_MACRO (1 << 30) +# define RADEON_DST_TILE_MICRO (2 << 30) +# define RADEON_DST_TILE_BOTH (3 << 30) + +#define RADEON_SCRATCH_REG0 0x15e0 +#define RADEON_SCRATCH_REG1 0x15e4 +#define RADEON_SCRATCH_REG2 0x15e8 +#define RADEON_SCRATCH_REG3 0x15ec +#define RADEON_SCRATCH_REG4 0x15f0 +#define RADEON_SCRATCH_REG5 0x15f4 +#define RADEON_SCRATCH_UMSK 0x0770 +#define RADEON_SCRATCH_ADDR 0x0774 + +#define RADEON_SCRATCHOFF( x ) (RADEON_SCRATCH_REG_OFFSET + 4*(x)) + +#define GET_SCRATCH( x ) (dev_priv->writeback_works \ + ? DRM_READ32( dev_priv->ring_rptr, RADEON_SCRATCHOFF(x) ) \ + : RADEON_READ( RADEON_SCRATCH_REG0 + 4*(x) ) ) + + +#define RADEON_GEN_INT_CNTL 0x0040 +# define RADEON_CRTC_VBLANK_MASK (1 << 0) +# define RADEON_GUI_IDLE_INT_ENABLE (1 << 19) +# define RADEON_SW_INT_ENABLE (1 << 25) + +#define RADEON_GEN_INT_STATUS 0x0044 +# define RADEON_CRTC_VBLANK_STAT (1 << 0) +# define RADEON_CRTC_VBLANK_STAT_ACK (1 << 0) +# define RADEON_GUI_IDLE_INT_TEST_ACK (1 << 19) +# define RADEON_SW_INT_TEST (1 << 25) +# define RADEON_SW_INT_TEST_ACK (1 << 25) +# define RADEON_SW_INT_FIRE (1 << 26) + +#define RADEON_HOST_PATH_CNTL 0x0130 +# define RADEON_HDP_SOFT_RESET (1 << 26) +# define RADEON_HDP_WC_TIMEOUT_MASK (7 << 28) +# define RADEON_HDP_WC_TIMEOUT_28BCLK (7 << 28) + +#define RADEON_ISYNC_CNTL 0x1724 +# define RADEON_ISYNC_ANY2D_IDLE3D (1 << 0) +# define RADEON_ISYNC_ANY3D_IDLE2D (1 << 1) +# define RADEON_ISYNC_TRIG2D_IDLE3D (1 << 2) +# define RADEON_ISYNC_TRIG3D_IDLE2D (1 << 3) +# define RADEON_ISYNC_WAIT_IDLEGUI (1 << 4) +# define RADEON_ISYNC_CPSCRATCH_IDLEGUI (1 << 5) + +#define RADEON_RBBM_GUICNTL 0x172c +# define RADEON_HOST_DATA_SWAP_NONE (0 << 0) +# define RADEON_HOST_DATA_SWAP_16BIT (1 << 0) +# define RADEON_HOST_DATA_SWAP_32BIT (2 << 0) +# define RADEON_HOST_DATA_SWAP_HDW (3 << 0) + +#define RADEON_MC_AGP_LOCATION 0x014c +#define RADEON_MC_FB_LOCATION 0x0148 +#define RADEON_MCLK_CNTL 0x0012 +# define RADEON_FORCEON_MCLKA (1 << 16) +# define RADEON_FORCEON_MCLKB (1 << 17) +# define RADEON_FORCEON_YCLKA (1 << 18) +# define RADEON_FORCEON_YCLKB (1 << 19) +# define RADEON_FORCEON_MC (1 << 20) +# define RADEON_FORCEON_AIC (1 << 21) + +#define RADEON_PP_BORDER_COLOR_0 0x1d40 +#define RADEON_PP_BORDER_COLOR_1 0x1d44 +#define RADEON_PP_BORDER_COLOR_2 0x1d48 +#define RADEON_PP_CNTL 0x1c38 +# define RADEON_SCISSOR_ENABLE (1 << 1) +#define RADEON_PP_LUM_MATRIX 0x1d00 +#define RADEON_PP_MISC 0x1c14 +#define RADEON_PP_ROT_MATRIX_0 0x1d58 +#define RADEON_PP_TXFILTER_0 0x1c54 +#define RADEON_PP_TXFILTER_1 0x1c6c +#define RADEON_PP_TXFILTER_2 0x1c84 + +#define RADEON_RB2D_DSTCACHE_CTLSTAT 0x342c +# define RADEON_RB2D_DC_FLUSH (3 << 0) +# define RADEON_RB2D_DC_FREE (3 << 2) +# define RADEON_RB2D_DC_FLUSH_ALL 0xf +# define RADEON_RB2D_DC_BUSY (1 << 31) +#define RADEON_RB3D_CNTL 0x1c3c +# define RADEON_ALPHA_BLEND_ENABLE (1 << 0) +# define RADEON_PLANE_MASK_ENABLE (1 << 1) +# define RADEON_DITHER_ENABLE (1 << 2) +# define RADEON_ROUND_ENABLE (1 << 3) +# define RADEON_SCALE_DITHER_ENABLE (1 << 4) +# define RADEON_DITHER_INIT (1 << 5) +# define RADEON_ROP_ENABLE (1 << 6) +# define RADEON_STENCIL_ENABLE (1 << 7) +# define RADEON_Z_ENABLE (1 << 8) +#define RADEON_RB3D_DEPTHOFFSET 0x1c24 +#define RADEON_RB3D_DEPTHPITCH 0x1c28 +#define RADEON_RB3D_PLANEMASK 0x1d84 +#define RADEON_RB3D_STENCILREFMASK 0x1d7c +#define RADEON_RB3D_ZCACHE_MODE 0x3250 +#define RADEON_RB3D_ZCACHE_CTLSTAT 0x3254 +# define RADEON_RB3D_ZC_FLUSH (1 << 0) +# define RADEON_RB3D_ZC_FREE (1 << 2) +# define RADEON_RB3D_ZC_FLUSH_ALL 0x5 +# define RADEON_RB3D_ZC_BUSY (1 << 31) +#define RADEON_RB3D_ZSTENCILCNTL 0x1c2c +# define RADEON_Z_TEST_MASK (7 << 4) +# define RADEON_Z_TEST_ALWAYS (7 << 4) +# define RADEON_STENCIL_TEST_ALWAYS (7 << 12) +# define RADEON_STENCIL_S_FAIL_REPLACE (2 << 16) +# define RADEON_STENCIL_ZPASS_REPLACE (2 << 20) +# define RADEON_STENCIL_ZFAIL_REPLACE (2 << 24) +# define RADEON_Z_WRITE_ENABLE (1 << 30) +#define RADEON_RBBM_SOFT_RESET 0x00f0 +# define RADEON_SOFT_RESET_CP (1 << 0) +# define RADEON_SOFT_RESET_HI (1 << 1) +# define RADEON_SOFT_RESET_SE (1 << 2) +# define RADEON_SOFT_RESET_RE (1 << 3) +# define RADEON_SOFT_RESET_PP (1 << 4) +# define RADEON_SOFT_RESET_E2 (1 << 5) +# define RADEON_SOFT_RESET_RB (1 << 6) +# define RADEON_SOFT_RESET_HDP (1 << 7) +#define RADEON_RBBM_STATUS 0x0e40 +# define RADEON_RBBM_FIFOCNT_MASK 0x007f +# define RADEON_RBBM_ACTIVE (1 << 31) +#define RADEON_RE_LINE_PATTERN 0x1cd0 +#define RADEON_RE_MISC 0x26c4 +#define RADEON_RE_TOP_LEFT 0x26c0 +#define RADEON_RE_WIDTH_HEIGHT 0x1c44 +#define RADEON_RE_STIPPLE_ADDR 0x1cc8 +#define RADEON_RE_STIPPLE_DATA 0x1ccc + +#define RADEON_SCISSOR_TL_0 0x1cd8 +#define RADEON_SCISSOR_BR_0 0x1cdc +#define RADEON_SCISSOR_TL_1 0x1ce0 +#define RADEON_SCISSOR_BR_1 0x1ce4 +#define RADEON_SCISSOR_TL_2 0x1ce8 +#define RADEON_SCISSOR_BR_2 0x1cec +#define RADEON_SE_COORD_FMT 0x1c50 +#define RADEON_SE_CNTL 0x1c4c +# define RADEON_FFACE_CULL_CW (0 << 0) +# define RADEON_BFACE_SOLID (3 << 1) +# define RADEON_FFACE_SOLID (3 << 3) +# define RADEON_FLAT_SHADE_VTX_LAST (3 << 6) +# define RADEON_DIFFUSE_SHADE_FLAT (1 << 8) +# define RADEON_DIFFUSE_SHADE_GOURAUD (2 << 8) +# define RADEON_ALPHA_SHADE_FLAT (1 << 10) +# define RADEON_ALPHA_SHADE_GOURAUD (2 << 10) +# define RADEON_SPECULAR_SHADE_FLAT (1 << 12) +# define RADEON_SPECULAR_SHADE_GOURAUD (2 << 12) +# define RADEON_FOG_SHADE_FLAT (1 << 14) +# define RADEON_FOG_SHADE_GOURAUD (2 << 14) +# define RADEON_VPORT_XY_XFORM_ENABLE (1 << 24) +# define RADEON_VPORT_Z_XFORM_ENABLE (1 << 25) +# define RADEON_VTX_PIX_CENTER_OGL (1 << 27) +# define RADEON_ROUND_MODE_TRUNC (0 << 28) +# define RADEON_ROUND_PREC_8TH_PIX (1 << 30) +#define RADEON_SE_CNTL_STATUS 0x2140 +#define RADEON_SE_LINE_WIDTH 0x1db8 +#define RADEON_SE_VPORT_XSCALE 0x1d98 +#define RADEON_SE_ZBIAS_FACTOR 0x1db0 +#define RADEON_SE_TCL_MATERIAL_EMMISSIVE_RED 0x2210 +#define RADEON_SE_TCL_OUTPUT_VTX_FMT 0x2254 +#define RADEON_SE_TCL_VECTOR_INDX_REG 0x2200 +# define RADEON_VEC_INDX_OCTWORD_STRIDE_SHIFT 16 +# define RADEON_VEC_INDX_DWORD_COUNT_SHIFT 28 +#define RADEON_SE_TCL_VECTOR_DATA_REG 0x2204 +#define RADEON_SE_TCL_SCALAR_INDX_REG 0x2208 +# define RADEON_SCAL_INDX_DWORD_STRIDE_SHIFT 16 +#define RADEON_SE_TCL_SCALAR_DATA_REG 0x220C +#define RADEON_SURFACE_ACCESS_FLAGS 0x0bf8 +#define RADEON_SURFACE_ACCESS_CLR 0x0bfc +#define RADEON_SURFACE_CNTL 0x0b00 +# define RADEON_SURF_TRANSLATION_DIS (1 << 8) +# define RADEON_NONSURF_AP0_SWP_MASK (3 << 20) +# define RADEON_NONSURF_AP0_SWP_LITTLE (0 << 20) +# define RADEON_NONSURF_AP0_SWP_BIG16 (1 << 20) +# define RADEON_NONSURF_AP0_SWP_BIG32 (2 << 20) +# define RADEON_NONSURF_AP1_SWP_MASK (3 << 22) +# define RADEON_NONSURF_AP1_SWP_LITTLE (0 << 22) +# define RADEON_NONSURF_AP1_SWP_BIG16 (1 << 22) +# define RADEON_NONSURF_AP1_SWP_BIG32 (2 << 22) +#define RADEON_SURFACE0_INFO 0x0b0c +# define RADEON_SURF_PITCHSEL_MASK (0x1ff << 0) +# define RADEON_SURF_TILE_MODE_MASK (3 << 16) +# define RADEON_SURF_TILE_MODE_MACRO (0 << 16) +# define RADEON_SURF_TILE_MODE_MICRO (1 << 16) +# define RADEON_SURF_TILE_MODE_32BIT_Z (2 << 16) +# define RADEON_SURF_TILE_MODE_16BIT_Z (3 << 16) +#define RADEON_SURFACE0_LOWER_BOUND 0x0b04 +#define RADEON_SURFACE0_UPPER_BOUND 0x0b08 +#define RADEON_SURFACE1_INFO 0x0b1c +#define RADEON_SURFACE1_LOWER_BOUND 0x0b14 +#define RADEON_SURFACE1_UPPER_BOUND 0x0b18 +#define RADEON_SURFACE2_INFO 0x0b2c +#define RADEON_SURFACE2_LOWER_BOUND 0x0b24 +#define RADEON_SURFACE2_UPPER_BOUND 0x0b28 +#define RADEON_SURFACE3_INFO 0x0b3c +#define RADEON_SURFACE3_LOWER_BOUND 0x0b34 +#define RADEON_SURFACE3_UPPER_BOUND 0x0b38 +#define RADEON_SURFACE4_INFO 0x0b4c +#define RADEON_SURFACE4_LOWER_BOUND 0x0b44 +#define RADEON_SURFACE4_UPPER_BOUND 0x0b48 +#define RADEON_SURFACE5_INFO 0x0b5c +#define RADEON_SURFACE5_LOWER_BOUND 0x0b54 +#define RADEON_SURFACE5_UPPER_BOUND 0x0b58 +#define RADEON_SURFACE6_INFO 0x0b6c +#define RADEON_SURFACE6_LOWER_BOUND 0x0b64 +#define RADEON_SURFACE6_UPPER_BOUND 0x0b68 +#define RADEON_SURFACE7_INFO 0x0b7c +#define RADEON_SURFACE7_LOWER_BOUND 0x0b74 +#define RADEON_SURFACE7_UPPER_BOUND 0x0b78 +#define RADEON_SW_SEMAPHORE 0x013c + +#define RADEON_WAIT_UNTIL 0x1720 +# define RADEON_WAIT_CRTC_PFLIP (1 << 0) +# define RADEON_WAIT_2D_IDLECLEAN (1 << 16) +# define RADEON_WAIT_3D_IDLECLEAN (1 << 17) +# define RADEON_WAIT_HOST_IDLECLEAN (1 << 18) + +#define RADEON_RB3D_ZMASKOFFSET 0x1c34 +#define RADEON_RB3D_ZSTENCILCNTL 0x1c2c +# define RADEON_DEPTH_FORMAT_16BIT_INT_Z (0 << 0) +# define RADEON_DEPTH_FORMAT_24BIT_INT_Z (2 << 0) + + +/* CP registers */ +#define RADEON_CP_ME_RAM_ADDR 0x07d4 +#define RADEON_CP_ME_RAM_RADDR 0x07d8 +#define RADEON_CP_ME_RAM_DATAH 0x07dc +#define RADEON_CP_ME_RAM_DATAL 0x07e0 + +#define RADEON_CP_RB_BASE 0x0700 +#define RADEON_CP_RB_CNTL 0x0704 +# define RADEON_BUF_SWAP_32BIT (2 << 16) +#define RADEON_CP_RB_RPTR_ADDR 0x070c +#define RADEON_CP_RB_RPTR 0x0710 +#define RADEON_CP_RB_WPTR 0x0714 + +#define RADEON_CP_RB_WPTR_DELAY 0x0718 +# define RADEON_PRE_WRITE_TIMER_SHIFT 0 +# define RADEON_PRE_WRITE_LIMIT_SHIFT 23 + +#define RADEON_CP_IB_BASE 0x0738 + +#define RADEON_CP_CSQ_CNTL 0x0740 +# define RADEON_CSQ_CNT_PRIMARY_MASK (0xff << 0) +# define RADEON_CSQ_PRIDIS_INDDIS (0 << 28) +# define RADEON_CSQ_PRIPIO_INDDIS (1 << 28) +# define RADEON_CSQ_PRIBM_INDDIS (2 << 28) +# define RADEON_CSQ_PRIPIO_INDBM (3 << 28) +# define RADEON_CSQ_PRIBM_INDBM (4 << 28) +# define RADEON_CSQ_PRIPIO_INDPIO (15 << 28) + +#define RADEON_AIC_CNTL 0x01d0 +# define RADEON_PCIGART_TRANSLATE_EN (1 << 0) +#define RADEON_AIC_STAT 0x01d4 +#define RADEON_AIC_PT_BASE 0x01d8 +#define RADEON_AIC_LO_ADDR 0x01dc +#define RADEON_AIC_HI_ADDR 0x01e0 +#define RADEON_AIC_TLB_ADDR 0x01e4 +#define RADEON_AIC_TLB_DATA 0x01e8 + +/* CP command packets */ +#define RADEON_CP_PACKET0 0x00000000 +# define RADEON_ONE_REG_WR (1 << 15) +#define RADEON_CP_PACKET1 0x40000000 +#define RADEON_CP_PACKET2 0x80000000 +#define RADEON_CP_PACKET3 0xC0000000 +# define RADEON_3D_RNDR_GEN_INDX_PRIM 0x00002300 +# define RADEON_WAIT_FOR_IDLE 0x00002600 +# define RADEON_3D_DRAW_VBUF 0x00002800 +# define RADEON_3D_DRAW_IMMD 0x00002900 +# define RADEON_3D_DRAW_INDX 0x00002A00 +# define RADEON_3D_LOAD_VBPNTR 0x00002F00 +# define RADEON_CNTL_HOSTDATA_BLT 0x00009400 +# define RADEON_CNTL_PAINT_MULTI 0x00009A00 +# define RADEON_CNTL_BITBLT_MULTI 0x00009B00 +# define RADEON_CNTL_SET_SCISSORS 0xC0001E00 + +#define RADEON_CP_PACKET_MASK 0xC0000000 +#define RADEON_CP_PACKET_COUNT_MASK 0x3fff0000 +#define RADEON_CP_PACKET0_REG_MASK 0x000007ff +#define RADEON_CP_PACKET1_REG0_MASK 0x000007ff +#define RADEON_CP_PACKET1_REG1_MASK 0x003ff800 + +#define RADEON_VTX_Z_PRESENT (1 << 31) +#define RADEON_VTX_PKCOLOR_PRESENT (1 << 3) + +#define RADEON_PRIM_TYPE_NONE (0 << 0) +#define RADEON_PRIM_TYPE_POINT (1 << 0) +#define RADEON_PRIM_TYPE_LINE (2 << 0) +#define RADEON_PRIM_TYPE_LINE_STRIP (3 << 0) +#define RADEON_PRIM_TYPE_TRI_LIST (4 << 0) +#define RADEON_PRIM_TYPE_TRI_FAN (5 << 0) +#define RADEON_PRIM_TYPE_TRI_STRIP (6 << 0) +#define RADEON_PRIM_TYPE_TRI_TYPE2 (7 << 0) +#define RADEON_PRIM_TYPE_RECT_LIST (8 << 0) +#define RADEON_PRIM_TYPE_3VRT_POINT_LIST (9 << 0) +#define RADEON_PRIM_TYPE_3VRT_LINE_LIST (10 << 0) +#define RADEON_PRIM_TYPE_MASK 0xf +#define RADEON_PRIM_WALK_IND (1 << 4) +#define RADEON_PRIM_WALK_LIST (2 << 4) +#define RADEON_PRIM_WALK_RING (3 << 4) +#define RADEON_COLOR_ORDER_BGRA (0 << 6) +#define RADEON_COLOR_ORDER_RGBA (1 << 6) +#define RADEON_MAOS_ENABLE (1 << 7) +#define RADEON_VTX_FMT_R128_MODE (0 << 8) +#define RADEON_VTX_FMT_RADEON_MODE (1 << 8) +#define RADEON_NUM_VERTICES_SHIFT 16 + +#define RADEON_COLOR_FORMAT_CI8 2 +#define RADEON_COLOR_FORMAT_ARGB1555 3 +#define RADEON_COLOR_FORMAT_RGB565 4 +#define RADEON_COLOR_FORMAT_ARGB8888 6 +#define RADEON_COLOR_FORMAT_RGB332 7 +#define RADEON_COLOR_FORMAT_RGB8 9 +#define RADEON_COLOR_FORMAT_ARGB4444 15 + +#define RADEON_TXFORMAT_I8 0 +#define RADEON_TXFORMAT_AI88 1 +#define RADEON_TXFORMAT_RGB332 2 +#define RADEON_TXFORMAT_ARGB1555 3 +#define RADEON_TXFORMAT_RGB565 4 +#define RADEON_TXFORMAT_ARGB4444 5 +#define RADEON_TXFORMAT_ARGB8888 6 +#define RADEON_TXFORMAT_RGBA8888 7 +#define RADEON_TXFORMAT_VYUY422 10 +#define RADEON_TXFORMAT_YVYU422 11 +#define RADEON_TXFORMAT_DXT1 12 +#define RADEON_TXFORMAT_DXT23 14 +#define RADEON_TXFORMAT_DXT45 15 + +#define R200_PP_TXCBLEND_0 0x2f00 +#define R200_PP_TXCBLEND_1 0x2f10 +#define R200_PP_TXCBLEND_2 0x2f20 +#define R200_PP_TXCBLEND_3 0x2f30 +#define R200_PP_TXCBLEND_4 0x2f40 +#define R200_PP_TXCBLEND_5 0x2f50 +#define R200_PP_TXCBLEND_6 0x2f60 +#define R200_PP_TXCBLEND_7 0x2f70 +#define R200_SE_TCL_LIGHT_MODEL_CTL_0 0x2268 +#define R200_PP_TFACTOR_0 0x2ee0 +#define R200_SE_VTX_FMT_0 0x2088 +#define R200_SE_VAP_CNTL 0x2080 +#define R200_SE_TCL_MATRIX_SEL_0 0x2230 +#define R200_SE_TCL_TEX_PROC_CTL_2 0x22a8 +#define R200_SE_TCL_UCP_VERT_BLEND_CTL 0x22c0 +#define R200_PP_TXFILTER_5 0x2ca0 +#define R200_PP_TXFILTER_4 0x2c80 +#define R200_PP_TXFILTER_3 0x2c60 +#define R200_PP_TXFILTER_2 0x2c40 +#define R200_PP_TXFILTER_1 0x2c20 +#define R200_PP_TXFILTER_0 0x2c00 +#define R200_PP_TXOFFSET_5 0x2d78 +#define R200_PP_TXOFFSET_4 0x2d60 +#define R200_PP_TXOFFSET_3 0x2d48 +#define R200_PP_TXOFFSET_2 0x2d30 +#define R200_PP_TXOFFSET_1 0x2d18 +#define R200_PP_TXOFFSET_0 0x2d00 + +#define R200_PP_CUBIC_FACES_0 0x2c18 +#define R200_PP_CUBIC_FACES_1 0x2c38 +#define R200_PP_CUBIC_FACES_2 0x2c58 +#define R200_PP_CUBIC_FACES_3 0x2c78 +#define R200_PP_CUBIC_FACES_4 0x2c98 +#define R200_PP_CUBIC_FACES_5 0x2cb8 +#define R200_PP_CUBIC_OFFSET_F1_0 0x2d04 +#define R200_PP_CUBIC_OFFSET_F2_0 0x2d08 +#define R200_PP_CUBIC_OFFSET_F3_0 0x2d0c +#define R200_PP_CUBIC_OFFSET_F4_0 0x2d10 +#define R200_PP_CUBIC_OFFSET_F5_0 0x2d14 +#define R200_PP_CUBIC_OFFSET_F1_1 0x2d1c +#define R200_PP_CUBIC_OFFSET_F2_1 0x2d20 +#define R200_PP_CUBIC_OFFSET_F3_1 0x2d24 +#define R200_PP_CUBIC_OFFSET_F4_1 0x2d28 +#define R200_PP_CUBIC_OFFSET_F5_1 0x2d2c +#define R200_PP_CUBIC_OFFSET_F1_2 0x2d34 +#define R200_PP_CUBIC_OFFSET_F2_2 0x2d38 +#define R200_PP_CUBIC_OFFSET_F3_2 0x2d3c +#define R200_PP_CUBIC_OFFSET_F4_2 0x2d40 +#define R200_PP_CUBIC_OFFSET_F5_2 0x2d44 +#define R200_PP_CUBIC_OFFSET_F1_3 0x2d4c +#define R200_PP_CUBIC_OFFSET_F2_3 0x2d50 +#define R200_PP_CUBIC_OFFSET_F3_3 0x2d54 +#define R200_PP_CUBIC_OFFSET_F4_3 0x2d58 +#define R200_PP_CUBIC_OFFSET_F5_3 0x2d5c +#define R200_PP_CUBIC_OFFSET_F1_4 0x2d64 +#define R200_PP_CUBIC_OFFSET_F2_4 0x2d68 +#define R200_PP_CUBIC_OFFSET_F3_4 0x2d6c +#define R200_PP_CUBIC_OFFSET_F4_4 0x2d70 +#define R200_PP_CUBIC_OFFSET_F5_4 0x2d74 +#define R200_PP_CUBIC_OFFSET_F1_5 0x2d7c +#define R200_PP_CUBIC_OFFSET_F2_5 0x2d80 +#define R200_PP_CUBIC_OFFSET_F3_5 0x2d84 +#define R200_PP_CUBIC_OFFSET_F4_5 0x2d88 +#define R200_PP_CUBIC_OFFSET_F5_5 0x2d8c + +#define R200_RE_AUX_SCISSOR_CNTL 0x26f0 +#define R200_SE_VTE_CNTL 0x20b0 +#define R200_SE_TCL_OUTPUT_VTX_COMP_SEL 0x2250 +#define R200_PP_TAM_DEBUG3 0x2d9c +#define R200_PP_CNTL_X 0x2cc4 +#define R200_SE_VAP_CNTL_STATUS 0x2140 +#define R200_RE_SCISSOR_TL_0 0x1cd8 +#define R200_RE_SCISSOR_TL_1 0x1ce0 +#define R200_RE_SCISSOR_TL_2 0x1ce8 +#define R200_RB3D_DEPTHXY_OFFSET 0x1d60 +#define R200_RE_AUX_SCISSOR_CNTL 0x26f0 +#define R200_SE_VTX_STATE_CNTL 0x2180 +#define R200_RE_POINTSIZE 0x2648 +#define R200_SE_TCL_INPUT_VTX_VECTOR_ADDR_0 0x2254 + + +#define SE_VAP_CNTL__TCL_ENA_MASK 0x00000001 +#define SE_VAP_CNTL__FORCE_W_TO_ONE_MASK 0x00010000 +#define SE_VAP_CNTL__VF_MAX_VTX_NUM__SHIFT 0x00000012 +#define SE_VTE_CNTL__VTX_XY_FMT_MASK 0x00000100 +#define SE_VTE_CNTL__VTX_Z_FMT_MASK 0x00000200 +#define SE_VTX_FMT_0__VTX_Z0_PRESENT_MASK 0x00000001 +#define SE_VTX_FMT_0__VTX_W0_PRESENT_MASK 0x00000002 +#define SE_VTX_FMT_0__VTX_COLOR_0_FMT__SHIFT 0x0000000b +#define R200_3D_DRAW_IMMD_2 0xC0003500 +#define R200_SE_VTX_FMT_1 0x208c +#define R200_RE_CNTL 0x1c50 + + +/* Constants */ +#define RADEON_MAX_USEC_TIMEOUT 100000 /* 100 ms */ + +#define RADEON_LAST_FRAME_REG RADEON_SCRATCH_REG0 +#define RADEON_LAST_DISPATCH_REG RADEON_SCRATCH_REG1 +#define RADEON_LAST_CLEAR_REG RADEON_SCRATCH_REG2 +#define RADEON_LAST_SWI_REG RADEON_SCRATCH_REG3 +#define RADEON_LAST_DISPATCH 1 + +#define RADEON_MAX_VB_AGE 0x7fffffff +#define RADEON_MAX_VB_VERTS (0xffff) + +#define RADEON_RING_HIGH_MARK 128 + +#define RADEON_READ(reg) DRM_READ32( dev_priv->mmio, (reg) ) +#define RADEON_WRITE(reg,val) DRM_WRITE32( dev_priv->mmio, (reg), (val) ) +#define RADEON_READ8(reg) DRM_READ8( dev_priv->mmio, (reg) ) +#define RADEON_WRITE8(reg,val) DRM_WRITE8( dev_priv->mmio, (reg), (val) ) + +#define RADEON_WRITE_PLL( addr, val ) \ +do { \ + RADEON_WRITE8( RADEON_CLOCK_CNTL_INDEX, \ + ((addr) & 0x1f) | RADEON_PLL_WR_EN ); \ + RADEON_WRITE( RADEON_CLOCK_CNTL_DATA, (val) ); \ +} while (0) + +extern int RADEON_READ_PLL( drm_device_t *dev, int addr ); + + +#define CP_PACKET0( reg, n ) \ + (RADEON_CP_PACKET0 | ((n) << 16) | ((reg) >> 2)) +#define CP_PACKET0_TABLE( reg, n ) \ + (RADEON_CP_PACKET0 | RADEON_ONE_REG_WR | ((n) << 16) | ((reg) >> 2)) +#define CP_PACKET1( reg0, reg1 ) \ + (RADEON_CP_PACKET1 | (((reg1) >> 2) << 15) | ((reg0) >> 2)) +#define CP_PACKET2() \ + (RADEON_CP_PACKET2) +#define CP_PACKET3( pkt, n ) \ + (RADEON_CP_PACKET3 | (pkt) | ((n) << 16)) + + +/* ================================================================ + * Engine control helper macros + */ + +#define RADEON_WAIT_UNTIL_2D_IDLE() do { \ + OUT_RING( CP_PACKET0( RADEON_WAIT_UNTIL, 0 ) ); \ + OUT_RING( (RADEON_WAIT_2D_IDLECLEAN | \ + RADEON_WAIT_HOST_IDLECLEAN) ); \ +} while (0) + +#define RADEON_WAIT_UNTIL_3D_IDLE() do { \ + OUT_RING( CP_PACKET0( RADEON_WAIT_UNTIL, 0 ) ); \ + OUT_RING( (RADEON_WAIT_3D_IDLECLEAN | \ + RADEON_WAIT_HOST_IDLECLEAN) ); \ +} while (0) + +#define RADEON_WAIT_UNTIL_IDLE() do { \ + OUT_RING( CP_PACKET0( RADEON_WAIT_UNTIL, 0 ) ); \ + OUT_RING( (RADEON_WAIT_2D_IDLECLEAN | \ + RADEON_WAIT_3D_IDLECLEAN | \ + RADEON_WAIT_HOST_IDLECLEAN) ); \ +} while (0) + +#define RADEON_WAIT_UNTIL_PAGE_FLIPPED() do { \ + OUT_RING( CP_PACKET0( RADEON_WAIT_UNTIL, 0 ) ); \ + OUT_RING( RADEON_WAIT_CRTC_PFLIP ); \ +} while (0) + +#define RADEON_FLUSH_CACHE() do { \ + OUT_RING( CP_PACKET0( RADEON_RB2D_DSTCACHE_CTLSTAT, 0 ) ); \ + OUT_RING( RADEON_RB2D_DC_FLUSH ); \ +} while (0) + +#define RADEON_PURGE_CACHE() do { \ + OUT_RING( CP_PACKET0( RADEON_RB2D_DSTCACHE_CTLSTAT, 0 ) ); \ + OUT_RING( RADEON_RB2D_DC_FLUSH_ALL ); \ +} while (0) + +#define RADEON_FLUSH_ZCACHE() do { \ + OUT_RING( CP_PACKET0( RADEON_RB3D_ZCACHE_CTLSTAT, 0 ) ); \ + OUT_RING( RADEON_RB3D_ZC_FLUSH ); \ +} while (0) + +#define RADEON_PURGE_ZCACHE() do { \ + OUT_RING( CP_PACKET0( RADEON_RB3D_ZCACHE_CTLSTAT, 0 ) ); \ + OUT_RING( RADEON_RB3D_ZC_FLUSH_ALL ); \ +} while (0) + + +/* ================================================================ + * Misc helper macros + */ + +#define LOCK_TEST_WITH_RETURN( dev ) \ +do { \ + if ( !_DRM_LOCK_IS_HELD( dev->lock.hw_lock->lock ) || \ + dev->lock.pid != DRM_CURRENTPID ) { \ + DRM_ERROR( "%s called without lock held\n", __FUNCTION__ ); \ + return DRM_ERR(EINVAL); \ + } \ +} while (0) + + +/* Perfbox functionality only. + */ +#define RING_SPACE_TEST_WITH_RETURN( dev_priv ) \ +do { \ + if (!(dev_priv->stats.boxes & RADEON_BOX_DMA_IDLE)) { \ + u32 head = GET_RING_HEAD(&dev_priv->ring); \ + if (head == dev_priv->ring.tail) \ + dev_priv->stats.boxes |= RADEON_BOX_DMA_IDLE; \ + } \ +} while (0) + +#define VB_AGE_TEST_WITH_RETURN( dev_priv ) \ +do { \ + drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv; \ + if ( sarea_priv->last_dispatch >= RADEON_MAX_VB_AGE ) { \ + int __ret = radeon_do_cp_idle( dev_priv ); \ + if ( __ret ) return __ret; \ + sarea_priv->last_dispatch = 0; \ + radeon_freelist_reset( dev ); \ + } \ +} while (0) + +#define RADEON_DISPATCH_AGE( age ) do { \ + OUT_RING( CP_PACKET0( RADEON_LAST_DISPATCH_REG, 0 ) ); \ + OUT_RING( age ); \ +} while (0) + +#define RADEON_FRAME_AGE( age ) do { \ + OUT_RING( CP_PACKET0( RADEON_LAST_FRAME_REG, 0 ) ); \ + OUT_RING( age ); \ +} while (0) + +#define RADEON_CLEAR_AGE( age ) do { \ + OUT_RING( CP_PACKET0( RADEON_LAST_CLEAR_REG, 0 ) ); \ + OUT_RING( age ); \ +} while (0) + + +/* ================================================================ + * Ring control + */ + +#define RADEON_VERBOSE 0 + +#define RING_LOCALS int write, _nr; unsigned int mask; u32 *ring; + +#define BEGIN_RING( n ) do { \ + if ( RADEON_VERBOSE ) { \ + DRM_INFO( "BEGIN_RING( %d ) in %s\n", \ + n, __FUNCTION__ ); \ + } \ + if ( dev_priv->ring.space <= (n) * sizeof(u32) ) { \ + COMMIT_RING(); \ + radeon_wait_ring( dev_priv, (n) * sizeof(u32) ); \ + } \ + _nr = n; dev_priv->ring.space -= (n) * sizeof(u32); \ + ring = dev_priv->ring.start; \ + write = dev_priv->ring.tail; \ + mask = dev_priv->ring.tail_mask; \ +} while (0) + +#define ADVANCE_RING() do { \ + if ( RADEON_VERBOSE ) { \ + DRM_INFO( "ADVANCE_RING() wr=0x%06x tail=0x%06x\n", \ + write, dev_priv->ring.tail ); \ + } \ + if (((dev_priv->ring.tail + _nr) & mask) != write) { \ + DRM_ERROR( \ + "ADVANCE_RING(): mismatch: nr: %x write: %x line: %d\n", \ + ((dev_priv->ring.tail + _nr) & mask), \ + write, __LINE__); \ + } else \ + dev_priv->ring.tail = write; \ +} while (0) + +#define COMMIT_RING() do { \ + /* Flush writes to ring */ \ + DRM_READMEMORYBARRIER(dev_priv->mmio); \ + GET_RING_HEAD( &dev_priv->ring ); \ + RADEON_WRITE( RADEON_CP_RB_WPTR, dev_priv->ring.tail ); \ + /* read from PCI bus to ensure correct posting */ \ + RADEON_READ( RADEON_CP_RB_RPTR ); \ +} while (0) + +#define OUT_RING( x ) do { \ + if ( RADEON_VERBOSE ) { \ + DRM_INFO( " OUT_RING( 0x%08x ) at 0x%x\n", \ + (unsigned int)(x), write ); \ + } \ + ring[write++] = (x); \ + write &= mask; \ +} while (0) + +#define OUT_RING_REG( reg, val ) do { \ + OUT_RING( CP_PACKET0( reg, 0 ) ); \ + OUT_RING( val ); \ +} while (0) + + +#define OUT_RING_USER_TABLE( tab, sz ) do { \ + int _size = (sz); \ + int *_tab = (tab); \ + \ + if (write + _size > mask) { \ + int i = (mask+1) - write; \ + if (DRM_COPY_FROM_USER_UNCHECKED( (int *)(ring+write), \ + _tab, i*4 )) \ + return DRM_ERR(EFAULT); \ + write = 0; \ + _size -= i; \ + _tab += i; \ + } \ + \ + if (_size && DRM_COPY_FROM_USER_UNCHECKED( (int *)(ring+write), \ + _tab, _size*4 )) \ + return DRM_ERR(EFAULT); \ + \ + write += _size; \ + write &= mask; \ +} while (0) + + +#endif /* __RADEON_DRV_H__ */ Index: dev/drm/radeon_irq.c =================================================================== RCS file: dev/drm/radeon_irq.c diff -N dev/drm/radeon_irq.c --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/radeon_irq.c 12 Mar 2003 00:15:11 -0000 @@ -0,0 +1,258 @@ +/* radeon_irq.c -- IRQ handling for radeon -*- linux-c -*- + * + * Copyright (C) The Weather Channel, Inc. 2002. All Rights Reserved. + * + * The Weather Channel (TM) funded Tungsten Graphics to develop the + * initial release of the Radeon 8500 driver under the XFree86 license. + * This notice must be preserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + * + * Authors: + * Keith Whitwell + * Michel Dänzer + * + * $FreeBSD: src/sys/dev/drm/radeon_irq.c,v 1.1 2003/03/09 02:08:28 anholt Exp $ + */ + +#include "dev/drm/radeon.h" +#include "dev/drm/drmP.h" +#include "dev/drm/drm.h" +#include "dev/drm/radeon_drm.h" +#include "dev/drm/radeon_drv.h" + +/* Interrupts - Used for device synchronization and flushing in the + * following circumstances: + * + * - Exclusive FB access with hw idle: + * - Wait for GUI Idle (?) interrupt, then do normal flush. + * + * - Frame throttling, NV_fence: + * - Drop marker irq's into command stream ahead of time. + * - Wait on irq's with lock *not held* + * - Check each for termination condition + * + * - Internally in cp_getbuffer, etc: + * - as above, but wait with lock held??? + * + * NOTE: These functions are misleadingly named -- the irq's aren't + * tied to dma at all, this is just a hangover from dri prehistory. + */ + +void DRM(dma_service)( DRM_IRQ_ARGS ) +{ + drm_device_t *dev = (drm_device_t *) arg; + drm_radeon_private_t *dev_priv = + (drm_radeon_private_t *)dev->dev_private; + u32 stat; + + /* Only consider the bits we're interested in - others could be used + * outside the DRM + */ + stat = RADEON_READ(RADEON_GEN_INT_STATUS) + & (RADEON_SW_INT_TEST | RADEON_CRTC_VBLANK_STAT); + if (!stat) + return; + + /* SW interrupt */ + if (stat & RADEON_SW_INT_TEST) { + DRM_WAKEUP( &dev_priv->swi_queue ); + } + + /* VBLANK interrupt */ + if (stat & RADEON_CRTC_VBLANK_STAT) { + atomic_inc(&dev->vbl_received); + DRM_WAKEUP(&dev->vbl_queue); + DRM(vbl_send_signals)( dev ); + } + + /* Acknowledge interrupts we handle */ + RADEON_WRITE(RADEON_GEN_INT_STATUS, stat); +} + +static __inline__ void radeon_acknowledge_irqs(drm_radeon_private_t *dev_priv) +{ + u32 tmp = RADEON_READ( RADEON_GEN_INT_STATUS ) + & (RADEON_SW_INT_TEST_ACK | RADEON_CRTC_VBLANK_STAT); + if (tmp) + RADEON_WRITE( RADEON_GEN_INT_STATUS, tmp ); +} + +int radeon_emit_irq(drm_device_t *dev) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + unsigned int ret; + RING_LOCALS; + + atomic_inc(&dev_priv->swi_emitted); + ret = atomic_read(&dev_priv->swi_emitted); + + BEGIN_RING( 4 ); + OUT_RING_REG( RADEON_LAST_SWI_REG, ret ); + OUT_RING_REG( RADEON_GEN_INT_STATUS, RADEON_SW_INT_FIRE ); + ADVANCE_RING(); + COMMIT_RING(); + + return ret; +} + + +int radeon_wait_irq(drm_device_t *dev, int swi_nr) +{ + drm_radeon_private_t *dev_priv = + (drm_radeon_private_t *)dev->dev_private; + int ret = 0; + + if (RADEON_READ( RADEON_LAST_SWI_REG ) >= swi_nr) + return 0; + + dev_priv->stats.boxes |= RADEON_BOX_WAIT_IDLE; + + /* This is a hack to work around mysterious freezes on certain + * systems: + */ + radeon_acknowledge_irqs( dev_priv ); + + DRM_WAIT_ON( ret, dev_priv->swi_queue, 3 * DRM_HZ, + RADEON_READ( RADEON_LAST_SWI_REG ) >= swi_nr ); + + return ret; +} + +int radeon_emit_and_wait_irq(drm_device_t *dev) +{ + return radeon_wait_irq( dev, radeon_emit_irq(dev) ); +} + + +int DRM(vblank_wait)(drm_device_t *dev, unsigned int *sequence) +{ + drm_radeon_private_t *dev_priv = + (drm_radeon_private_t *)dev->dev_private; + unsigned int cur_vblank; + int ret = 0; + + if ( !dev_priv ) { + DRM_ERROR( "%s called with no initialization\n", __FUNCTION__ ); + return DRM_ERR(EINVAL); + } + + radeon_acknowledge_irqs( dev_priv ); + + dev_priv->stats.boxes |= RADEON_BOX_WAIT_IDLE; + + /* Assume that the user has missed the current sequence number + * by about a day rather than she wants to wait for years + * using vertical blanks... + */ + DRM_WAIT_ON( ret, dev->vbl_queue, 3*DRM_HZ, + ( ( ( cur_vblank = atomic_read(&dev->vbl_received ) ) + - *sequence ) <= (1<<23) ) ); + + *sequence = cur_vblank; + + return ret; +} + + +/* Needs the lock as it touches the ring. + */ +int radeon_irq_emit( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_radeon_private_t *dev_priv = dev->dev_private; + drm_radeon_irq_emit_t emit; + int result; + + LOCK_TEST_WITH_RETURN( dev ); + + if ( !dev_priv ) { + DRM_ERROR( "%s called with no initialization\n", __FUNCTION__ ); + return DRM_ERR(EINVAL); + } + + DRM_COPY_FROM_USER_IOCTL( emit, (drm_radeon_irq_emit_t *)data, + sizeof(emit) ); + + result = radeon_emit_irq( dev ); + + if ( DRM_COPY_TO_USER( emit.irq_seq, &result, sizeof(int) ) ) { + DRM_ERROR( "copy_to_user\n" ); + return DRM_ERR(EFAULT); + } + + return 0; +} + + +/* Doesn't need the hardware lock. + */ +int radeon_irq_wait( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_radeon_private_t *dev_priv = dev->dev_private; + drm_radeon_irq_wait_t irqwait; + + if ( !dev_priv ) { + DRM_ERROR( "%s called with no initialization\n", __FUNCTION__ ); + return DRM_ERR(EINVAL); + } + + DRM_COPY_FROM_USER_IOCTL( irqwait, (drm_radeon_irq_wait_t *)data, + sizeof(irqwait) ); + + return radeon_wait_irq( dev, irqwait.irq_seq ); +} + + +/* drm_dma.h hooks +*/ +void DRM(driver_irq_preinstall)( drm_device_t *dev ) { + drm_radeon_private_t *dev_priv = + (drm_radeon_private_t *)dev->dev_private; + + /* Disable *all* interrupts */ + RADEON_WRITE( RADEON_GEN_INT_CNTL, 0 ); + + /* Clear bits if they're already high */ + radeon_acknowledge_irqs( dev_priv ); +} + +void DRM(driver_irq_postinstall)( drm_device_t *dev ) { + drm_radeon_private_t *dev_priv = + (drm_radeon_private_t *)dev->dev_private; + + atomic_set(&dev_priv->swi_emitted, 0); + DRM_INIT_WAITQUEUE( &dev_priv->swi_queue ); + + /* Turn on SW and VBL ints */ + RADEON_WRITE( RADEON_GEN_INT_CNTL, + RADEON_CRTC_VBLANK_MASK | + RADEON_SW_INT_ENABLE ); +} + +void DRM(driver_irq_uninstall)( drm_device_t *dev ) { + drm_radeon_private_t *dev_priv = + (drm_radeon_private_t *)dev->dev_private; + if ( dev_priv ) { + /* Disable *all* interrupts */ + RADEON_WRITE( RADEON_GEN_INT_CNTL, 0 ); + } +} Index: dev/drm/radeon_mem.c =================================================================== RCS file: dev/drm/radeon_mem.c diff -N dev/drm/radeon_mem.c --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/radeon_mem.c 12 Mar 2003 00:15:11 -0000 @@ -0,0 +1,326 @@ +/* radeon_mem.c -- Simple agp/fb memory manager for radeon -*- linux-c -*- + * + * Copyright (C) The Weather Channel, Inc. 2002. All Rights Reserved. + * + * The Weather Channel (TM) funded Tungsten Graphics to develop the + * initial release of the Radeon 8500 driver under the XFree86 license. + * This notice must be preserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + * + * Authors: + * Keith Whitwell + * + * $FreeBSD: src/sys/dev/drm/radeon_mem.c,v 1.1 2003/03/09 02:08:28 anholt Exp $ + */ + +#include "dev/drm/radeon.h" +#include "dev/drm/drmP.h" +#include "dev/drm/drm.h" +#include "dev/drm/radeon_drm.h" +#include "dev/drm/radeon_drv.h" + +/* Very simple allocator for agp memory, working on a static range + * already mapped into each client's address space. + */ + +static struct mem_block *split_block(struct mem_block *p, int start, int size, + int pid ) +{ + /* Maybe cut off the start of an existing block */ + if (start > p->start) { + struct mem_block *newblock = DRM_MALLOC(sizeof(*newblock)); + if (!newblock) + goto out; + newblock->start = start; + newblock->size = p->size - (start - p->start); + newblock->pid = 0; + newblock->next = p->next; + newblock->prev = p; + p->next->prev = newblock; + p->next = newblock; + p->size -= newblock->size; + p = newblock; + } + + /* Maybe cut off the end of an existing block */ + if (size < p->size) { + struct mem_block *newblock = DRM_MALLOC(sizeof(*newblock)); + if (!newblock) + goto out; + newblock->start = start + size; + newblock->size = p->size - size; + newblock->pid = 0; + newblock->next = p->next; + newblock->prev = p; + p->next->prev = newblock; + p->next = newblock; + p->size = size; + } + + out: + /* Our block is in the middle */ + p->pid = pid; + return p; +} + +static struct mem_block *alloc_block( struct mem_block *heap, int size, + int align2, int pid ) +{ + struct mem_block *p; + int mask = (1 << align2)-1; + + for (p = heap->next ; p != heap ; p = p->next) { + int start = (p->start + mask) & ~mask; + if (p->pid == 0 && start + size <= p->start + p->size) + return split_block( p, start, size, pid ); + } + + return NULL; +} + +static struct mem_block *find_block( struct mem_block *heap, int start ) +{ + struct mem_block *p; + + for (p = heap->next ; p != heap ; p = p->next) + if (p->start == start) + return p; + + return NULL; +} + + +static void free_block( struct mem_block *p ) +{ + p->pid = 0; + + /* Assumes a single contiguous range. Needs a special pid in + * 'heap' to stop it being subsumed. + */ + if (p->next->pid == 0) { + struct mem_block *q = p->next; + p->size += q->size; + p->next = q->next; + p->next->prev = p; + DRM_FREE(q, sizeof(*q)); + } + + if (p->prev->pid == 0) { + struct mem_block *q = p->prev; + q->size += p->size; + q->next = p->next; + q->next->prev = q; + DRM_FREE(p, sizeof(*q)); + } +} + +/* Initialize. How to check for an uninitialized heap? + */ +static int init_heap(struct mem_block **heap, int start, int size) +{ + struct mem_block *blocks = DRM_MALLOC(sizeof(*blocks)); + + if (!blocks) + return -ENOMEM; + + *heap = DRM_MALLOC(sizeof(**heap)); + if (!*heap) { + DRM_FREE( blocks, sizeof(*blocks) ); + return -ENOMEM; + } + + blocks->start = start; + blocks->size = size; + blocks->pid = 0; + blocks->next = blocks->prev = *heap; + + memset( *heap, 0, sizeof(**heap) ); + (*heap)->pid = -1; + (*heap)->next = (*heap)->prev = blocks; + return 0; +} + + +/* Free all blocks associated with the releasing pid. + */ +void radeon_mem_release( struct mem_block *heap ) +{ + int pid = DRM_CURRENTPID; + struct mem_block *p; + + if (!heap || !heap->next) + return; + + for (p = heap->next ; p != heap ; p = p->next) { + if (p->pid == pid) + p->pid = 0; + } + + /* Assumes a single contiguous range. Needs a special pid in + * 'heap' to stop it being subsumed. + */ + for (p = heap->next ; p != heap ; p = p->next) { + while (p->pid == 0 && p->next->pid == 0) { + struct mem_block *q = p->next; + p->size += q->size; + p->next = q->next; + p->next->prev = p; + DRM_FREE(q, sizeof(*q)); + } + } +} + +/* Shutdown. + */ +void radeon_mem_takedown( struct mem_block **heap ) +{ + struct mem_block *p; + + if (!*heap) + return; + + for (p = (*heap)->next ; p != *heap ; ) { + struct mem_block *q = p; + p = p->next; + DRM_FREE(q, sizeof(*q)); + } + + DRM_FREE( *heap, sizeof(**heap) ); + *heap = 0; +} + + + +/* IOCTL HANDLERS */ + +static struct mem_block **get_heap( drm_radeon_private_t *dev_priv, + int region ) +{ + switch( region ) { + case RADEON_MEM_REGION_AGP: + return &dev_priv->agp_heap; + case RADEON_MEM_REGION_FB: + return &dev_priv->fb_heap; + default: + return 0; + } +} + +int radeon_mem_alloc( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_radeon_private_t *dev_priv = dev->dev_private; + drm_radeon_mem_alloc_t alloc; + struct mem_block *block, **heap; + + if ( !dev_priv ) { + DRM_ERROR( "%s called with no initialization\n", __FUNCTION__ ); + return DRM_ERR(EINVAL); + } + + DRM_COPY_FROM_USER_IOCTL( alloc, (drm_radeon_mem_alloc_t *)data, + sizeof(alloc) ); + + heap = get_heap( dev_priv, alloc.region ); + if (!heap || !*heap) + return DRM_ERR(EFAULT); + + /* Make things easier on ourselves: all allocations at least + * 4k aligned. + */ + if (alloc.alignment < 12) + alloc.alignment = 12; + + block = alloc_block( *heap, alloc.size, alloc.alignment, + DRM_CURRENTPID ); + + if (!block) + return DRM_ERR(ENOMEM); + + if ( DRM_COPY_TO_USER( alloc.region_offset, &block->start, + sizeof(int) ) ) { + DRM_ERROR( "copy_to_user\n" ); + return DRM_ERR(EFAULT); + } + + return 0; +} + + + +int radeon_mem_free( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_radeon_private_t *dev_priv = dev->dev_private; + drm_radeon_mem_free_t memfree; + struct mem_block *block, **heap; + + if ( !dev_priv ) { + DRM_ERROR( "%s called with no initialization\n", __FUNCTION__ ); + return DRM_ERR(EINVAL); + } + + DRM_COPY_FROM_USER_IOCTL( memfree, (drm_radeon_mem_free_t *)data, + sizeof(memfree) ); + + heap = get_heap( dev_priv, memfree.region ); + if (!heap || !*heap) + return DRM_ERR(EFAULT); + + block = find_block( *heap, memfree.region_offset ); + if (!block) + return DRM_ERR(EFAULT); + + if (block->pid != DRM_CURRENTPID) + return DRM_ERR(EPERM); + + free_block( block ); + return 0; +} + +int radeon_mem_init_heap( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_radeon_private_t *dev_priv = dev->dev_private; + drm_radeon_mem_init_heap_t initheap; + struct mem_block **heap; + + if ( !dev_priv ) { + DRM_ERROR( "%s called with no initialization\n", __FUNCTION__ ); + return DRM_ERR(EINVAL); + } + + DRM_COPY_FROM_USER_IOCTL( initheap, (drm_radeon_mem_init_heap_t *)data, + sizeof(initheap) ); + + heap = get_heap( dev_priv, initheap.region ); + if (!heap) + return DRM_ERR(EFAULT); + + if (*heap) { + DRM_ERROR("heap already initialized?"); + return DRM_ERR(EFAULT); + } + + return init_heap( heap, initheap.start, initheap.size ); +} + + Index: dev/drm/radeon_state.c =================================================================== RCS file: dev/drm/radeon_state.c diff -N dev/drm/radeon_state.c --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/radeon_state.c 12 Mar 2003 00:15:11 -0000 @@ -0,0 +1,2204 @@ +/* radeon_state.c -- State support for Radeon -*- linux-c -*- + * + * Copyright 2000 VA Linux Systems, Inc., Fremont, California. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + * + * Authors: + * Gareth Hughes + * Kevin E. Martin + * + * $FreeBSD: src/sys/dev/drm/radeon_state.c,v 1.5 2003/03/09 02:08:28 anholt Exp $ + */ + +#include "dev/drm/radeon.h" +#include "dev/drm/drmP.h" +#include "dev/drm/drm.h" +#include "dev/drm/drm_sarea.h" +#include "dev/drm/radeon_drm.h" +#include "dev/drm/radeon_drv.h" + + +/* ================================================================ + * CP hardware state programming functions + */ + +static __inline__ void radeon_emit_clip_rect( drm_radeon_private_t *dev_priv, + drm_clip_rect_t *box ) +{ + RING_LOCALS; + + DRM_DEBUG( " box: x1=%d y1=%d x2=%d y2=%d\n", + box->x1, box->y1, box->x2, box->y2 ); + + BEGIN_RING( 4 ); + OUT_RING( CP_PACKET0( RADEON_RE_TOP_LEFT, 0 ) ); + OUT_RING( (box->y1 << 16) | box->x1 ); + OUT_RING( CP_PACKET0( RADEON_RE_WIDTH_HEIGHT, 0 ) ); + OUT_RING( ((box->y2 - 1) << 16) | (box->x2 - 1) ); + ADVANCE_RING(); +} + +/* Emit 1.1 state + */ +static void radeon_emit_state( drm_radeon_private_t *dev_priv, + drm_radeon_context_regs_t *ctx, + drm_radeon_texture_regs_t *tex, + unsigned int dirty ) +{ + RING_LOCALS; + DRM_DEBUG( "dirty=0x%08x\n", dirty ); + + if ( dirty & RADEON_UPLOAD_CONTEXT ) { + BEGIN_RING( 14 ); + OUT_RING( CP_PACKET0( RADEON_PP_MISC, 6 ) ); + OUT_RING( ctx->pp_misc ); + OUT_RING( ctx->pp_fog_color ); + OUT_RING( ctx->re_solid_color ); + OUT_RING( ctx->rb3d_blendcntl ); + OUT_RING( ctx->rb3d_depthoffset ); + OUT_RING( ctx->rb3d_depthpitch ); + OUT_RING( ctx->rb3d_zstencilcntl ); + OUT_RING( CP_PACKET0( RADEON_PP_CNTL, 2 ) ); + OUT_RING( ctx->pp_cntl ); + OUT_RING( ctx->rb3d_cntl ); + OUT_RING( ctx->rb3d_coloroffset ); + OUT_RING( CP_PACKET0( RADEON_RB3D_COLORPITCH, 0 ) ); + OUT_RING( ctx->rb3d_colorpitch ); + ADVANCE_RING(); + } + + if ( dirty & RADEON_UPLOAD_VERTFMT ) { + BEGIN_RING( 2 ); + OUT_RING( CP_PACKET0( RADEON_SE_COORD_FMT, 0 ) ); + OUT_RING( ctx->se_coord_fmt ); + ADVANCE_RING(); + } + + if ( dirty & RADEON_UPLOAD_LINE ) { + BEGIN_RING( 5 ); + OUT_RING( CP_PACKET0( RADEON_RE_LINE_PATTERN, 1 ) ); + OUT_RING( ctx->re_line_pattern ); + OUT_RING( ctx->re_line_state ); + OUT_RING( CP_PACKET0( RADEON_SE_LINE_WIDTH, 0 ) ); + OUT_RING( ctx->se_line_width ); + ADVANCE_RING(); + } + + if ( dirty & RADEON_UPLOAD_BUMPMAP ) { + BEGIN_RING( 5 ); + OUT_RING( CP_PACKET0( RADEON_PP_LUM_MATRIX, 0 ) ); + OUT_RING( ctx->pp_lum_matrix ); + OUT_RING( CP_PACKET0( RADEON_PP_ROT_MATRIX_0, 1 ) ); + OUT_RING( ctx->pp_rot_matrix_0 ); + OUT_RING( ctx->pp_rot_matrix_1 ); + ADVANCE_RING(); + } + + if ( dirty & RADEON_UPLOAD_MASKS ) { + BEGIN_RING( 4 ); + OUT_RING( CP_PACKET0( RADEON_RB3D_STENCILREFMASK, 2 ) ); + OUT_RING( ctx->rb3d_stencilrefmask ); + OUT_RING( ctx->rb3d_ropcntl ); + OUT_RING( ctx->rb3d_planemask ); + ADVANCE_RING(); + } + + if ( dirty & RADEON_UPLOAD_VIEWPORT ) { + BEGIN_RING( 7 ); + OUT_RING( CP_PACKET0( RADEON_SE_VPORT_XSCALE, 5 ) ); + OUT_RING( ctx->se_vport_xscale ); + OUT_RING( ctx->se_vport_xoffset ); + OUT_RING( ctx->se_vport_yscale ); + OUT_RING( ctx->se_vport_yoffset ); + OUT_RING( ctx->se_vport_zscale ); + OUT_RING( ctx->se_vport_zoffset ); + ADVANCE_RING(); + } + + if ( dirty & RADEON_UPLOAD_SETUP ) { + BEGIN_RING( 4 ); + OUT_RING( CP_PACKET0( RADEON_SE_CNTL, 0 ) ); + OUT_RING( ctx->se_cntl ); + OUT_RING( CP_PACKET0( RADEON_SE_CNTL_STATUS, 0 ) ); + OUT_RING( ctx->se_cntl_status ); + ADVANCE_RING(); + } + + if ( dirty & RADEON_UPLOAD_MISC ) { + BEGIN_RING( 2 ); + OUT_RING( CP_PACKET0( RADEON_RE_MISC, 0 ) ); + OUT_RING( ctx->re_misc ); + ADVANCE_RING(); + } + + if ( dirty & RADEON_UPLOAD_TEX0 ) { + BEGIN_RING( 9 ); + OUT_RING( CP_PACKET0( RADEON_PP_TXFILTER_0, 5 ) ); + OUT_RING( tex[0].pp_txfilter ); + OUT_RING( tex[0].pp_txformat ); + OUT_RING( tex[0].pp_txoffset ); + OUT_RING( tex[0].pp_txcblend ); + OUT_RING( tex[0].pp_txablend ); + OUT_RING( tex[0].pp_tfactor ); + OUT_RING( CP_PACKET0( RADEON_PP_BORDER_COLOR_0, 0 ) ); + OUT_RING( tex[0].pp_border_color ); + ADVANCE_RING(); + } + + if ( dirty & RADEON_UPLOAD_TEX1 ) { + BEGIN_RING( 9 ); + OUT_RING( CP_PACKET0( RADEON_PP_TXFILTER_1, 5 ) ); + OUT_RING( tex[1].pp_txfilter ); + OUT_RING( tex[1].pp_txformat ); + OUT_RING( tex[1].pp_txoffset ); + OUT_RING( tex[1].pp_txcblend ); + OUT_RING( tex[1].pp_txablend ); + OUT_RING( tex[1].pp_tfactor ); + OUT_RING( CP_PACKET0( RADEON_PP_BORDER_COLOR_1, 0 ) ); + OUT_RING( tex[1].pp_border_color ); + ADVANCE_RING(); + } + + if ( dirty & RADEON_UPLOAD_TEX2 ) { + BEGIN_RING( 9 ); + OUT_RING( CP_PACKET0( RADEON_PP_TXFILTER_2, 5 ) ); + OUT_RING( tex[2].pp_txfilter ); + OUT_RING( tex[2].pp_txformat ); + OUT_RING( tex[2].pp_txoffset ); + OUT_RING( tex[2].pp_txcblend ); + OUT_RING( tex[2].pp_txablend ); + OUT_RING( tex[2].pp_tfactor ); + OUT_RING( CP_PACKET0( RADEON_PP_BORDER_COLOR_2, 0 ) ); + OUT_RING( tex[2].pp_border_color ); + ADVANCE_RING(); + } +} + +/* Emit 1.2 state + */ +static void radeon_emit_state2( drm_radeon_private_t *dev_priv, + drm_radeon_state_t *state ) +{ + RING_LOCALS; + + if (state->dirty & RADEON_UPLOAD_ZBIAS) { + BEGIN_RING( 3 ); + OUT_RING( CP_PACKET0( RADEON_SE_ZBIAS_FACTOR, 1 ) ); + OUT_RING( state->context2.se_zbias_factor ); + OUT_RING( state->context2.se_zbias_constant ); + ADVANCE_RING(); + } + + radeon_emit_state( dev_priv, &state->context, + state->tex, state->dirty ); +} + +/* New (1.3) state mechanism. 3 commands (packet, scalar, vector) in + * 1.3 cmdbuffers allow all previous state to be updated as well as + * the tcl scalar and vector areas. + */ +static struct { + int start; + int len; + const char *name; +} packet[RADEON_MAX_STATE_PACKETS] = { + { RADEON_PP_MISC,7,"RADEON_PP_MISC" }, + { RADEON_PP_CNTL,3,"RADEON_PP_CNTL" }, + { RADEON_RB3D_COLORPITCH,1,"RADEON_RB3D_COLORPITCH" }, + { RADEON_RE_LINE_PATTERN,2,"RADEON_RE_LINE_PATTERN" }, + { RADEON_SE_LINE_WIDTH,1,"RADEON_SE_LINE_WIDTH" }, + { RADEON_PP_LUM_MATRIX,1,"RADEON_PP_LUM_MATRIX" }, + { RADEON_PP_ROT_MATRIX_0,2,"RADEON_PP_ROT_MATRIX_0" }, + { RADEON_RB3D_STENCILREFMASK,3,"RADEON_RB3D_STENCILREFMASK" }, + { RADEON_SE_VPORT_XSCALE,6,"RADEON_SE_VPORT_XSCALE" }, + { RADEON_SE_CNTL,2,"RADEON_SE_CNTL" }, + { RADEON_SE_CNTL_STATUS,1,"RADEON_SE_CNTL_STATUS" }, + { RADEON_RE_MISC,1,"RADEON_RE_MISC" }, + { RADEON_PP_TXFILTER_0,6,"RADEON_PP_TXFILTER_0" }, + { RADEON_PP_BORDER_COLOR_0,1,"RADEON_PP_BORDER_COLOR_0" }, + { RADEON_PP_TXFILTER_1,6,"RADEON_PP_TXFILTER_1" }, + { RADEON_PP_BORDER_COLOR_1,1,"RADEON_PP_BORDER_COLOR_1" }, + { RADEON_PP_TXFILTER_2,6,"RADEON_PP_TXFILTER_2" }, + { RADEON_PP_BORDER_COLOR_2,1,"RADEON_PP_BORDER_COLOR_2" }, + { RADEON_SE_ZBIAS_FACTOR,2,"RADEON_SE_ZBIAS_FACTOR" }, + { RADEON_SE_TCL_OUTPUT_VTX_FMT,11,"RADEON_SE_TCL_OUTPUT_VTX_FMT" }, + { RADEON_SE_TCL_MATERIAL_EMMISSIVE_RED,17,"RADEON_SE_TCL_MATERIAL_EMMISSIVE_RED" }, + { R200_PP_TXCBLEND_0, 4, "R200_PP_TXCBLEND_0" }, + { R200_PP_TXCBLEND_1, 4, "R200_PP_TXCBLEND_1" }, + { R200_PP_TXCBLEND_2, 4, "R200_PP_TXCBLEND_2" }, + { R200_PP_TXCBLEND_3, 4, "R200_PP_TXCBLEND_3" }, + { R200_PP_TXCBLEND_4, 4, "R200_PP_TXCBLEND_4" }, + { R200_PP_TXCBLEND_5, 4, "R200_PP_TXCBLEND_5" }, + { R200_PP_TXCBLEND_6, 4, "R200_PP_TXCBLEND_6" }, + { R200_PP_TXCBLEND_7, 4, "R200_PP_TXCBLEND_7" }, + { R200_SE_TCL_LIGHT_MODEL_CTL_0, 6, "R200_SE_TCL_LIGHT_MODEL_CTL_0" }, + { R200_PP_TFACTOR_0, 6, "R200_PP_TFACTOR_0" }, + { R200_SE_VTX_FMT_0, 4, "R200_SE_VTX_FMT_0" }, + { R200_SE_VAP_CNTL, 1, "R200_SE_VAP_CNTL" }, + { R200_SE_TCL_MATRIX_SEL_0, 5, "R200_SE_TCL_MATRIX_SEL_0" }, + { R200_SE_TCL_TEX_PROC_CTL_2, 5, "R200_SE_TCL_TEX_PROC_CTL_2" }, + { R200_SE_TCL_UCP_VERT_BLEND_CTL, 1, "R200_SE_TCL_UCP_VERT_BLEND_CTL" }, + { R200_PP_TXFILTER_0, 6, "R200_PP_TXFILTER_0" }, + { R200_PP_TXFILTER_1, 6, "R200_PP_TXFILTER_1" }, + { R200_PP_TXFILTER_2, 6, "R200_PP_TXFILTER_2" }, + { R200_PP_TXFILTER_3, 6, "R200_PP_TXFILTER_3" }, + { R200_PP_TXFILTER_4, 6, "R200_PP_TXFILTER_4" }, + { R200_PP_TXFILTER_5, 6, "R200_PP_TXFILTER_5" }, + { R200_PP_TXOFFSET_0, 1, "R200_PP_TXOFFSET_0" }, + { R200_PP_TXOFFSET_1, 1, "R200_PP_TXOFFSET_1" }, + { R200_PP_TXOFFSET_2, 1, "R200_PP_TXOFFSET_2" }, + { R200_PP_TXOFFSET_3, 1, "R200_PP_TXOFFSET_3" }, + { R200_PP_TXOFFSET_4, 1, "R200_PP_TXOFFSET_4" }, + { R200_PP_TXOFFSET_5, 1, "R200_PP_TXOFFSET_5" }, + { R200_SE_VTE_CNTL, 1, "R200_SE_VTE_CNTL" }, + { R200_SE_TCL_OUTPUT_VTX_COMP_SEL, 1, "R200_SE_TCL_OUTPUT_VTX_COMP_SEL" }, + { R200_PP_TAM_DEBUG3, 1, "R200_PP_TAM_DEBUG3" }, + { R200_PP_CNTL_X, 1, "R200_PP_CNTL_X" }, + { R200_RB3D_DEPTHXY_OFFSET, 1, "R200_RB3D_DEPTHXY_OFFSET" }, + { R200_RE_AUX_SCISSOR_CNTL, 1, "R200_RE_AUX_SCISSOR_CNTL" }, + { R200_RE_SCISSOR_TL_0, 2, "R200_RE_SCISSOR_TL_0" }, + { R200_RE_SCISSOR_TL_1, 2, "R200_RE_SCISSOR_TL_1" }, + { R200_RE_SCISSOR_TL_2, 2, "R200_RE_SCISSOR_TL_2" }, + { R200_SE_VAP_CNTL_STATUS, 1, "R200_SE_VAP_CNTL_STATUS" }, + { R200_SE_VTX_STATE_CNTL, 1, "R200_SE_VTX_STATE_CNTL" }, + { R200_RE_POINTSIZE, 1, "R200_RE_POINTSIZE" }, + { R200_SE_TCL_INPUT_VTX_VECTOR_ADDR_0, 4, "R200_SE_TCL_INPUT_VTX_VECTOR_ADDR_0" }, + { R200_PP_CUBIC_FACES_0, 1, "R200_PP_CUBIC_FACES_0" }, /* 61 */ + { R200_PP_CUBIC_OFFSET_F1_0, 5, "R200_PP_CUBIC_OFFSET_F1_0" }, /* 62 */ + { R200_PP_CUBIC_FACES_1, 1, "R200_PP_CUBIC_FACES_1" }, + { R200_PP_CUBIC_OFFSET_F1_1, 5, "R200_PP_CUBIC_OFFSET_F1_1" }, + { R200_PP_CUBIC_FACES_2, 1, "R200_PP_CUBIC_FACES_2" }, + { R200_PP_CUBIC_OFFSET_F1_2, 5, "R200_PP_CUBIC_OFFSET_F1_2" }, + { R200_PP_CUBIC_FACES_3, 1, "R200_PP_CUBIC_FACES_3" }, + { R200_PP_CUBIC_OFFSET_F1_3, 5, "R200_PP_CUBIC_OFFSET_F1_3" }, + { R200_PP_CUBIC_FACES_4, 1, "R200_PP_CUBIC_FACES_4" }, + { R200_PP_CUBIC_OFFSET_F1_4, 5, "R200_PP_CUBIC_OFFSET_F1_4" }, + { R200_PP_CUBIC_FACES_5, 1, "R200_PP_CUBIC_FACES_5" }, + { R200_PP_CUBIC_OFFSET_F1_5, 5, "R200_PP_CUBIC_OFFSET_F1_5" }, +}; + + + +/* ================================================================ + * Performance monitoring functions + */ + +static void radeon_clear_box( drm_radeon_private_t *dev_priv, + int x, int y, int w, int h, + int r, int g, int b ) +{ + u32 color; + RING_LOCALS; + + x += dev_priv->sarea_priv->boxes[0].x1; + y += dev_priv->sarea_priv->boxes[0].y1; + + switch ( dev_priv->color_fmt ) { + case RADEON_COLOR_FORMAT_RGB565: + color = (((r & 0xf8) << 8) | + ((g & 0xfc) << 3) | + ((b & 0xf8) >> 3)); + break; + case RADEON_COLOR_FORMAT_ARGB8888: + default: + color = (((0xff) << 24) | (r << 16) | (g << 8) | b); + break; + } + + BEGIN_RING( 4 ); + RADEON_WAIT_UNTIL_3D_IDLE(); + OUT_RING( CP_PACKET0( RADEON_DP_WRITE_MASK, 0 ) ); + OUT_RING( 0xffffffff ); + ADVANCE_RING(); + + BEGIN_RING( 6 ); + + OUT_RING( CP_PACKET3( RADEON_CNTL_PAINT_MULTI, 4 ) ); + OUT_RING( RADEON_GMC_DST_PITCH_OFFSET_CNTL | + RADEON_GMC_BRUSH_SOLID_COLOR | + (dev_priv->color_fmt << 8) | + RADEON_GMC_SRC_DATATYPE_COLOR | + RADEON_ROP3_P | + RADEON_GMC_CLR_CMP_CNTL_DIS ); + + if ( dev_priv->page_flipping && dev_priv->current_page == 1 ) { + OUT_RING( dev_priv->front_pitch_offset ); + } else { + OUT_RING( dev_priv->back_pitch_offset ); + } + + OUT_RING( color ); + + OUT_RING( (x << 16) | y ); + OUT_RING( (w << 16) | h ); + + ADVANCE_RING(); +} + +static void radeon_cp_performance_boxes( drm_radeon_private_t *dev_priv ) +{ + /* Collapse various things into a wait flag -- trying to + * guess if userspase slept -- better just to have them tell us. + */ + if (dev_priv->stats.last_frame_reads > 1 || + dev_priv->stats.last_clear_reads > dev_priv->stats.clears) { + dev_priv->stats.boxes |= RADEON_BOX_WAIT_IDLE; + } + + if (dev_priv->stats.freelist_loops) { + dev_priv->stats.boxes |= RADEON_BOX_WAIT_IDLE; + } + + /* Purple box for page flipping + */ + if ( dev_priv->stats.boxes & RADEON_BOX_FLIP ) + radeon_clear_box( dev_priv, 4, 4, 8, 8, 255, 0, 255 ); + + /* Red box if we have to wait for idle at any point + */ + if ( dev_priv->stats.boxes & RADEON_BOX_WAIT_IDLE ) + radeon_clear_box( dev_priv, 16, 4, 8, 8, 255, 0, 0 ); + + /* Blue box: lost context? + */ + + /* Yellow box for texture swaps + */ + if ( dev_priv->stats.boxes & RADEON_BOX_TEXTURE_LOAD ) + radeon_clear_box( dev_priv, 40, 4, 8, 8, 255, 255, 0 ); + + /* Green box if hardware never idles (as far as we can tell) + */ + if ( !(dev_priv->stats.boxes & RADEON_BOX_DMA_IDLE) ) + radeon_clear_box( dev_priv, 64, 4, 8, 8, 0, 255, 0 ); + + + /* Draw bars indicating number of buffers allocated + * (not a great measure, easily confused) + */ + if (dev_priv->stats.requested_bufs) { + if (dev_priv->stats.requested_bufs > 100) + dev_priv->stats.requested_bufs = 100; + + radeon_clear_box( dev_priv, 4, 16, + dev_priv->stats.requested_bufs, 4, + 196, 128, 128 ); + } + + memset( &dev_priv->stats, 0, sizeof(dev_priv->stats) ); + +} +/* ================================================================ + * CP command dispatch functions + */ + +static void radeon_cp_dispatch_clear( drm_device_t *dev, + drm_radeon_clear_t *clear, + drm_radeon_clear_rect_t *depth_boxes ) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_radeon_depth_clear_t *depth_clear = &dev_priv->depth_clear; + int nbox = sarea_priv->nbox; + drm_clip_rect_t *pbox = sarea_priv->boxes; + unsigned int flags = clear->flags; + u32 rb3d_cntl = 0, rb3d_stencilrefmask= 0; + int i; + RING_LOCALS; + DRM_DEBUG( "flags = 0x%x\n", flags ); + + dev_priv->stats.clears++; + + if ( dev_priv->page_flipping && dev_priv->current_page == 1 ) { + unsigned int tmp = flags; + + flags &= ~(RADEON_FRONT | RADEON_BACK); + if ( tmp & RADEON_FRONT ) flags |= RADEON_BACK; + if ( tmp & RADEON_BACK ) flags |= RADEON_FRONT; + } + + if ( flags & (RADEON_FRONT | RADEON_BACK) ) { + + BEGIN_RING( 4 ); + + /* Ensure the 3D stream is idle before doing a + * 2D fill to clear the front or back buffer. + */ + RADEON_WAIT_UNTIL_3D_IDLE(); + + OUT_RING( CP_PACKET0( RADEON_DP_WRITE_MASK, 0 ) ); + OUT_RING( clear->color_mask ); + + ADVANCE_RING(); + + /* Make sure we restore the 3D state next time. + */ + dev_priv->sarea_priv->ctx_owner = 0; + + for ( i = 0 ; i < nbox ; i++ ) { + int x = pbox[i].x1; + int y = pbox[i].y1; + int w = pbox[i].x2 - x; + int h = pbox[i].y2 - y; + + DRM_DEBUG( "dispatch clear %d,%d-%d,%d flags 0x%x\n", + x, y, w, h, flags ); + + if ( flags & RADEON_FRONT ) { + BEGIN_RING( 6 ); + + OUT_RING( CP_PACKET3( RADEON_CNTL_PAINT_MULTI, 4 ) ); + OUT_RING( RADEON_GMC_DST_PITCH_OFFSET_CNTL | + RADEON_GMC_BRUSH_SOLID_COLOR | + (dev_priv->color_fmt << 8) | + RADEON_GMC_SRC_DATATYPE_COLOR | + RADEON_ROP3_P | + RADEON_GMC_CLR_CMP_CNTL_DIS ); + + OUT_RING( dev_priv->front_pitch_offset ); + OUT_RING( clear->clear_color ); + + OUT_RING( (x << 16) | y ); + OUT_RING( (w << 16) | h ); + + ADVANCE_RING(); + } + + if ( flags & RADEON_BACK ) { + BEGIN_RING( 6 ); + + OUT_RING( CP_PACKET3( RADEON_CNTL_PAINT_MULTI, 4 ) ); + OUT_RING( RADEON_GMC_DST_PITCH_OFFSET_CNTL | + RADEON_GMC_BRUSH_SOLID_COLOR | + (dev_priv->color_fmt << 8) | + RADEON_GMC_SRC_DATATYPE_COLOR | + RADEON_ROP3_P | + RADEON_GMC_CLR_CMP_CNTL_DIS ); + + OUT_RING( dev_priv->back_pitch_offset ); + OUT_RING( clear->clear_color ); + + OUT_RING( (x << 16) | y ); + OUT_RING( (w << 16) | h ); + + ADVANCE_RING(); + } + } + } + + /* We have to clear the depth and/or stencil buffers by + * rendering a quad into just those buffers. Thus, we have to + * make sure the 3D engine is configured correctly. + */ + if ( dev_priv->is_r200 && + (flags & (RADEON_DEPTH | RADEON_STENCIL)) ) { + + int tempPP_CNTL; + int tempRE_CNTL; + int tempRB3D_CNTL; + int tempRB3D_ZSTENCILCNTL; + int tempRB3D_STENCILREFMASK; + int tempRB3D_PLANEMASK; + int tempSE_CNTL; + int tempSE_VTE_CNTL; + int tempSE_VTX_FMT_0; + int tempSE_VTX_FMT_1; + int tempSE_VAP_CNTL; + int tempRE_AUX_SCISSOR_CNTL; + + tempPP_CNTL = 0; + tempRE_CNTL = 0; + + tempRB3D_CNTL = depth_clear->rb3d_cntl; + tempRB3D_CNTL &= ~(1<<15); /* unset radeon magic flag */ + + tempRB3D_ZSTENCILCNTL = depth_clear->rb3d_zstencilcntl; + tempRB3D_STENCILREFMASK = 0x0; + + tempSE_CNTL = depth_clear->se_cntl; + + + + /* Disable TCL */ + + tempSE_VAP_CNTL = (/* SE_VAP_CNTL__FORCE_W_TO_ONE_MASK | */ + (0x9 << SE_VAP_CNTL__VF_MAX_VTX_NUM__SHIFT)); + + tempRB3D_PLANEMASK = 0x0; + + tempRE_AUX_SCISSOR_CNTL = 0x0; + + tempSE_VTE_CNTL = + SE_VTE_CNTL__VTX_XY_FMT_MASK | + SE_VTE_CNTL__VTX_Z_FMT_MASK; + + /* Vertex format (X, Y, Z, W)*/ + tempSE_VTX_FMT_0 = + SE_VTX_FMT_0__VTX_Z0_PRESENT_MASK | + SE_VTX_FMT_0__VTX_W0_PRESENT_MASK; + tempSE_VTX_FMT_1 = 0x0; + + + /* + * Depth buffer specific enables + */ + if (flags & RADEON_DEPTH) { + /* Enable depth buffer */ + tempRB3D_CNTL |= RADEON_Z_ENABLE; + } else { + /* Disable depth buffer */ + tempRB3D_CNTL &= ~RADEON_Z_ENABLE; + } + + /* + * Stencil buffer specific enables + */ + if ( flags & RADEON_STENCIL ) { + tempRB3D_CNTL |= RADEON_STENCIL_ENABLE; + tempRB3D_STENCILREFMASK = clear->depth_mask; + } else { + tempRB3D_CNTL &= ~RADEON_STENCIL_ENABLE; + tempRB3D_STENCILREFMASK = 0x00000000; + } + + BEGIN_RING( 26 ); + RADEON_WAIT_UNTIL_2D_IDLE(); + + OUT_RING_REG( RADEON_PP_CNTL, tempPP_CNTL ); + OUT_RING_REG( R200_RE_CNTL, tempRE_CNTL ); + OUT_RING_REG( RADEON_RB3D_CNTL, tempRB3D_CNTL ); + OUT_RING_REG( RADEON_RB3D_ZSTENCILCNTL, + tempRB3D_ZSTENCILCNTL ); + OUT_RING_REG( RADEON_RB3D_STENCILREFMASK, + tempRB3D_STENCILREFMASK ); + OUT_RING_REG( RADEON_RB3D_PLANEMASK, tempRB3D_PLANEMASK ); + OUT_RING_REG( RADEON_SE_CNTL, tempSE_CNTL ); + OUT_RING_REG( R200_SE_VTE_CNTL, tempSE_VTE_CNTL ); + OUT_RING_REG( R200_SE_VTX_FMT_0, tempSE_VTX_FMT_0 ); + OUT_RING_REG( R200_SE_VTX_FMT_1, tempSE_VTX_FMT_1 ); + OUT_RING_REG( R200_SE_VAP_CNTL, tempSE_VAP_CNTL ); + OUT_RING_REG( R200_RE_AUX_SCISSOR_CNTL, + tempRE_AUX_SCISSOR_CNTL ); + ADVANCE_RING(); + + /* Make sure we restore the 3D state next time. + */ + dev_priv->sarea_priv->ctx_owner = 0; + + for ( i = 0 ; i < nbox ; i++ ) { + + /* Funny that this should be required -- + * sets top-left? + */ + radeon_emit_clip_rect( dev_priv, + &sarea_priv->boxes[i] ); + + BEGIN_RING( 14 ); + OUT_RING( CP_PACKET3( R200_3D_DRAW_IMMD_2, 12 ) ); + OUT_RING( (RADEON_PRIM_TYPE_RECT_LIST | + RADEON_PRIM_WALK_RING | + (3 << RADEON_NUM_VERTICES_SHIFT)) ); + OUT_RING( depth_boxes[i].ui[CLEAR_X1] ); + OUT_RING( depth_boxes[i].ui[CLEAR_Y1] ); + OUT_RING( depth_boxes[i].ui[CLEAR_DEPTH] ); + OUT_RING( 0x3f800000 ); + OUT_RING( depth_boxes[i].ui[CLEAR_X1] ); + OUT_RING( depth_boxes[i].ui[CLEAR_Y2] ); + OUT_RING( depth_boxes[i].ui[CLEAR_DEPTH] ); + OUT_RING( 0x3f800000 ); + OUT_RING( depth_boxes[i].ui[CLEAR_X2] ); + OUT_RING( depth_boxes[i].ui[CLEAR_Y2] ); + OUT_RING( depth_boxes[i].ui[CLEAR_DEPTH] ); + OUT_RING( 0x3f800000 ); + ADVANCE_RING(); + } + } + else if ( (flags & (RADEON_DEPTH | RADEON_STENCIL)) ) { + + rb3d_cntl = depth_clear->rb3d_cntl; + + if ( flags & RADEON_DEPTH ) { + rb3d_cntl |= RADEON_Z_ENABLE; + } else { + rb3d_cntl &= ~RADEON_Z_ENABLE; + } + + if ( flags & RADEON_STENCIL ) { + rb3d_cntl |= RADEON_STENCIL_ENABLE; + rb3d_stencilrefmask = clear->depth_mask; /* misnamed field */ + } else { + rb3d_cntl &= ~RADEON_STENCIL_ENABLE; + rb3d_stencilrefmask = 0x00000000; + } + + BEGIN_RING( 13 ); + RADEON_WAIT_UNTIL_2D_IDLE(); + + OUT_RING( CP_PACKET0( RADEON_PP_CNTL, 1 ) ); + OUT_RING( 0x00000000 ); + OUT_RING( rb3d_cntl ); + + OUT_RING_REG( RADEON_RB3D_ZSTENCILCNTL, + depth_clear->rb3d_zstencilcntl ); + OUT_RING_REG( RADEON_RB3D_STENCILREFMASK, + rb3d_stencilrefmask ); + OUT_RING_REG( RADEON_RB3D_PLANEMASK, + 0x00000000 ); + OUT_RING_REG( RADEON_SE_CNTL, + depth_clear->se_cntl ); + ADVANCE_RING(); + + /* Make sure we restore the 3D state next time. + */ + dev_priv->sarea_priv->ctx_owner = 0; + + for ( i = 0 ; i < nbox ; i++ ) { + + /* Funny that this should be required -- + * sets top-left? + */ + radeon_emit_clip_rect( dev_priv, + &sarea_priv->boxes[i] ); + + BEGIN_RING( 15 ); + + OUT_RING( CP_PACKET3( RADEON_3D_DRAW_IMMD, 13 ) ); + OUT_RING( RADEON_VTX_Z_PRESENT | + RADEON_VTX_PKCOLOR_PRESENT); + OUT_RING( (RADEON_PRIM_TYPE_RECT_LIST | + RADEON_PRIM_WALK_RING | + RADEON_MAOS_ENABLE | + RADEON_VTX_FMT_RADEON_MODE | + (3 << RADEON_NUM_VERTICES_SHIFT)) ); + + + OUT_RING( depth_boxes[i].ui[CLEAR_X1] ); + OUT_RING( depth_boxes[i].ui[CLEAR_Y1] ); + OUT_RING( depth_boxes[i].ui[CLEAR_DEPTH] ); + OUT_RING( 0x0 ); + + OUT_RING( depth_boxes[i].ui[CLEAR_X1] ); + OUT_RING( depth_boxes[i].ui[CLEAR_Y2] ); + OUT_RING( depth_boxes[i].ui[CLEAR_DEPTH] ); + OUT_RING( 0x0 ); + + OUT_RING( depth_boxes[i].ui[CLEAR_X2] ); + OUT_RING( depth_boxes[i].ui[CLEAR_Y2] ); + OUT_RING( depth_boxes[i].ui[CLEAR_DEPTH] ); + OUT_RING( 0x0 ); + + ADVANCE_RING(); + } + } + + /* Increment the clear counter. The client-side 3D driver must + * wait on this value before performing the clear ioctl. We + * need this because the card's so damned fast... + */ + dev_priv->sarea_priv->last_clear++; + + BEGIN_RING( 4 ); + + RADEON_CLEAR_AGE( dev_priv->sarea_priv->last_clear ); + RADEON_WAIT_UNTIL_IDLE(); + + ADVANCE_RING(); +} + +static void radeon_cp_dispatch_swap( drm_device_t *dev ) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv; + int nbox = sarea_priv->nbox; + drm_clip_rect_t *pbox = sarea_priv->boxes; + int i; + RING_LOCALS; + DRM_DEBUG( "\n" ); + + /* Do some trivial performance monitoring... + */ + if (dev_priv->do_boxes) + radeon_cp_performance_boxes( dev_priv ); + + + /* Wait for the 3D stream to idle before dispatching the bitblt. + * This will prevent data corruption between the two streams. + */ + BEGIN_RING( 2 ); + + RADEON_WAIT_UNTIL_3D_IDLE(); + + ADVANCE_RING(); + + for ( i = 0 ; i < nbox ; i++ ) { + int x = pbox[i].x1; + int y = pbox[i].y1; + int w = pbox[i].x2 - x; + int h = pbox[i].y2 - y; + + DRM_DEBUG( "dispatch swap %d,%d-%d,%d\n", + x, y, w, h ); + + BEGIN_RING( 7 ); + + OUT_RING( CP_PACKET3( RADEON_CNTL_BITBLT_MULTI, 5 ) ); + OUT_RING( RADEON_GMC_SRC_PITCH_OFFSET_CNTL | + RADEON_GMC_DST_PITCH_OFFSET_CNTL | + RADEON_GMC_BRUSH_NONE | + (dev_priv->color_fmt << 8) | + RADEON_GMC_SRC_DATATYPE_COLOR | + RADEON_ROP3_S | + RADEON_DP_SRC_SOURCE_MEMORY | + RADEON_GMC_CLR_CMP_CNTL_DIS | + RADEON_GMC_WR_MSK_DIS ); + + /* Make this work even if front & back are flipped: + */ + if (dev_priv->current_page == 0) { + OUT_RING( dev_priv->back_pitch_offset ); + OUT_RING( dev_priv->front_pitch_offset ); + } + else { + OUT_RING( dev_priv->front_pitch_offset ); + OUT_RING( dev_priv->back_pitch_offset ); + } + + OUT_RING( (x << 16) | y ); + OUT_RING( (x << 16) | y ); + OUT_RING( (w << 16) | h ); + + ADVANCE_RING(); + } + + /* Increment the frame counter. The client-side 3D driver must + * throttle the framerate by waiting for this value before + * performing the swapbuffer ioctl. + */ + dev_priv->sarea_priv->last_frame++; + + BEGIN_RING( 4 ); + + RADEON_FRAME_AGE( dev_priv->sarea_priv->last_frame ); + RADEON_WAIT_UNTIL_2D_IDLE(); + + ADVANCE_RING(); +} + +static void radeon_cp_dispatch_flip( drm_device_t *dev ) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + drm_sarea_t *sarea = (drm_sarea_t *)dev_priv->sarea->handle; + int offset = (dev_priv->current_page == 1) + ? dev_priv->front_offset : dev_priv->back_offset; + RING_LOCALS; + DRM_DEBUG( "%s: page=%d pfCurrentPage=%d\n", + __FUNCTION__, + dev_priv->current_page, + dev_priv->sarea_priv->pfCurrentPage); + + /* Do some trivial performance monitoring... + */ + if (dev_priv->do_boxes) { + dev_priv->stats.boxes |= RADEON_BOX_FLIP; + radeon_cp_performance_boxes( dev_priv ); + } + + /* Update the frame offsets for both CRTCs + */ + BEGIN_RING( 6 ); + + RADEON_WAIT_UNTIL_3D_IDLE(); + OUT_RING_REG( RADEON_CRTC_OFFSET, ( ( sarea->frame.y * dev_priv->front_pitch + + sarea->frame.x + * ( dev_priv->color_fmt - 2 ) ) & ~7 ) + + offset ); + OUT_RING_REG( RADEON_CRTC2_OFFSET, dev_priv->sarea_priv->crtc2_base + + offset ); + + ADVANCE_RING(); + + /* Increment the frame counter. The client-side 3D driver must + * throttle the framerate by waiting for this value before + * performing the swapbuffer ioctl. + */ + dev_priv->sarea_priv->last_frame++; + dev_priv->sarea_priv->pfCurrentPage = dev_priv->current_page = + 1 - dev_priv->current_page; + + BEGIN_RING( 2 ); + + RADEON_FRAME_AGE( dev_priv->sarea_priv->last_frame ); + + ADVANCE_RING(); +} + +static int bad_prim_vertex_nr( int primitive, int nr ) +{ + switch (primitive & RADEON_PRIM_TYPE_MASK) { + case RADEON_PRIM_TYPE_NONE: + case RADEON_PRIM_TYPE_POINT: + return nr < 1; + case RADEON_PRIM_TYPE_LINE: + return (nr & 1) || nr == 0; + case RADEON_PRIM_TYPE_LINE_STRIP: + return nr < 2; + case RADEON_PRIM_TYPE_TRI_LIST: + case RADEON_PRIM_TYPE_3VRT_POINT_LIST: + case RADEON_PRIM_TYPE_3VRT_LINE_LIST: + case RADEON_PRIM_TYPE_RECT_LIST: + return nr % 3 || nr == 0; + case RADEON_PRIM_TYPE_TRI_FAN: + case RADEON_PRIM_TYPE_TRI_STRIP: + return nr < 3; + default: + return 1; + } +} + + + +typedef struct { + unsigned int start; + unsigned int finish; + unsigned int prim; + unsigned int numverts; + unsigned int offset; + unsigned int vc_format; +} drm_radeon_tcl_prim_t; + +static void radeon_cp_dispatch_vertex( drm_device_t *dev, + drm_buf_t *buf, + drm_radeon_tcl_prim_t *prim, + drm_clip_rect_t *boxes, + int nbox ) + +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + drm_clip_rect_t box; + int offset = dev_priv->agp_buffers_offset + buf->offset + prim->start; + int numverts = (int)prim->numverts; + int i = 0; + RING_LOCALS; + + DRM_DEBUG("hwprim 0x%x vfmt 0x%x %d..%d %d verts\n", + prim->prim, + prim->vc_format, + prim->start, + prim->finish, + prim->numverts); + + if (bad_prim_vertex_nr( prim->prim, prim->numverts )) { + DRM_ERROR( "bad prim %x numverts %d\n", + prim->prim, prim->numverts ); + return; + } + + do { + /* Emit the next cliprect */ + if ( i < nbox ) { + if (DRM_COPY_FROM_USER_UNCHECKED( &box, &boxes[i], sizeof(box) )) + return; + + radeon_emit_clip_rect( dev_priv, &box ); + } + + /* Emit the vertex buffer rendering commands */ + BEGIN_RING( 5 ); + + OUT_RING( CP_PACKET3( RADEON_3D_RNDR_GEN_INDX_PRIM, 3 ) ); + OUT_RING( offset ); + OUT_RING( numverts ); + OUT_RING( prim->vc_format ); + OUT_RING( prim->prim | RADEON_PRIM_WALK_LIST | + RADEON_COLOR_ORDER_RGBA | + RADEON_VTX_FMT_RADEON_MODE | + (numverts << RADEON_NUM_VERTICES_SHIFT) ); + + ADVANCE_RING(); + + i++; + } while ( i < nbox ); +} + + + +static void radeon_cp_discard_buffer( drm_device_t *dev, drm_buf_t *buf ) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + drm_radeon_buf_priv_t *buf_priv = buf->dev_private; + RING_LOCALS; + + buf_priv->age = ++dev_priv->sarea_priv->last_dispatch; + + /* Emit the vertex buffer age */ + BEGIN_RING( 2 ); + RADEON_DISPATCH_AGE( buf_priv->age ); + ADVANCE_RING(); + + buf->pending = 1; + buf->used = 0; +} + +static void radeon_cp_dispatch_indirect( drm_device_t *dev, + drm_buf_t *buf, + int start, int end ) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + RING_LOCALS; + DRM_DEBUG( "indirect: buf=%d s=0x%x e=0x%x\n", + buf->idx, start, end ); + + if ( start != end ) { + int offset = (dev_priv->agp_buffers_offset + + buf->offset + start); + int dwords = (end - start + 3) / sizeof(u32); + + /* Indirect buffer data must be an even number of + * dwords, so if we've been given an odd number we must + * pad the data with a Type-2 CP packet. + */ + if ( dwords & 1 ) { + u32 *data = (u32 *) + ((char *)dev_priv->buffers->handle + + buf->offset + start); + data[dwords++] = RADEON_CP_PACKET2; + } + + /* Fire off the indirect buffer */ + BEGIN_RING( 3 ); + + OUT_RING( CP_PACKET0( RADEON_CP_IB_BASE, 1 ) ); + OUT_RING( offset ); + OUT_RING( dwords ); + + ADVANCE_RING(); + } +} + + +static void radeon_cp_dispatch_indices( drm_device_t *dev, + drm_buf_t *elt_buf, + drm_radeon_tcl_prim_t *prim, + drm_clip_rect_t *boxes, + int nbox ) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + drm_clip_rect_t box; + int offset = dev_priv->agp_buffers_offset + prim->offset; + u32 *data; + int dwords; + int i = 0; + int start = prim->start + RADEON_INDEX_PRIM_OFFSET; + int count = (prim->finish - start) / sizeof(u16); + + DRM_DEBUG("hwprim 0x%x vfmt 0x%x %d..%d offset: %x nr %d\n", + prim->prim, + prim->vc_format, + prim->start, + prim->finish, + prim->offset, + prim->numverts); + + if (bad_prim_vertex_nr( prim->prim, count )) { + DRM_ERROR( "bad prim %x count %d\n", + prim->prim, count ); + return; + } + + + if ( start >= prim->finish || + (prim->start & 0x7) ) { + DRM_ERROR( "buffer prim %d\n", prim->prim ); + return; + } + + dwords = (prim->finish - prim->start + 3) / sizeof(u32); + + data = (u32 *)((char *)dev_priv->buffers->handle + + elt_buf->offset + prim->start); + + data[0] = CP_PACKET3( RADEON_3D_RNDR_GEN_INDX_PRIM, dwords-2 ); + data[1] = offset; + data[2] = prim->numverts; + data[3] = prim->vc_format; + data[4] = (prim->prim | + RADEON_PRIM_WALK_IND | + RADEON_COLOR_ORDER_RGBA | + RADEON_VTX_FMT_RADEON_MODE | + (count << RADEON_NUM_VERTICES_SHIFT) ); + + do { + if ( i < nbox ) { + if (DRM_COPY_FROM_USER_UNCHECKED( &box, &boxes[i], sizeof(box) )) + return; + + radeon_emit_clip_rect( dev_priv, &box ); + } + + radeon_cp_dispatch_indirect( dev, elt_buf, + prim->start, + prim->finish ); + + i++; + } while ( i < nbox ); + +} + +#define RADEON_MAX_TEXTURE_SIZE (RADEON_BUFFER_SIZE - 8 * sizeof(u32)) + +static int radeon_cp_dispatch_texture( drm_device_t *dev, + drm_radeon_texture_t *tex, + drm_radeon_tex_image_t *image ) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + drm_buf_t *buf; + u32 format; + u32 *buffer; + const u8 *data; + int size, dwords, tex_width, blit_width; + u32 height; + int i; + RING_LOCALS; + + dev_priv->stats.boxes |= RADEON_BOX_TEXTURE_LOAD; + + /* Flush the pixel cache. This ensures no pixel data gets mixed + * up with the texture data from the host data blit, otherwise + * part of the texture image may be corrupted. + */ + BEGIN_RING( 4 ); + RADEON_FLUSH_CACHE(); + RADEON_WAIT_UNTIL_IDLE(); + ADVANCE_RING(); + +#ifdef __BIG_ENDIAN + /* The Mesa texture functions provide the data in little endian as the + * chip wants it, but we need to compensate for the fact that the CP + * ring gets byte-swapped + */ + BEGIN_RING( 2 ); + OUT_RING_REG( RADEON_RBBM_GUICNTL, RADEON_HOST_DATA_SWAP_32BIT ); + ADVANCE_RING(); +#endif + + + /* The compiler won't optimize away a division by a variable, + * even if the only legal values are powers of two. Thus, we'll + * use a shift instead. + */ + switch ( tex->format ) { + case RADEON_TXFORMAT_ARGB8888: + case RADEON_TXFORMAT_RGBA8888: + format = RADEON_COLOR_FORMAT_ARGB8888; + tex_width = tex->width * 4; + blit_width = image->width * 4; + break; + case RADEON_TXFORMAT_AI88: + case RADEON_TXFORMAT_ARGB1555: + case RADEON_TXFORMAT_RGB565: + case RADEON_TXFORMAT_ARGB4444: + case RADEON_TXFORMAT_VYUY422: + case RADEON_TXFORMAT_YVYU422: + format = RADEON_COLOR_FORMAT_RGB565; + tex_width = tex->width * 2; + blit_width = image->width * 2; + break; + case RADEON_TXFORMAT_I8: + case RADEON_TXFORMAT_RGB332: + format = RADEON_COLOR_FORMAT_CI8; + tex_width = tex->width * 1; + blit_width = image->width * 1; + break; + default: + DRM_ERROR( "invalid texture format %d\n", tex->format ); + return DRM_ERR(EINVAL); + } + + DRM_DEBUG("tex=%dx%d blit=%d\n", tex_width, tex->height, blit_width ); + + do { + DRM_DEBUG( "tex: ofs=0x%x p=%d f=%d x=%hd y=%hd w=%hd h=%hd\n", + tex->offset >> 10, tex->pitch, tex->format, + image->x, image->y, image->width, image->height ); + + /* Make a copy of some parameters in case we have to + * update them for a multi-pass texture blit. + */ + height = image->height; + data = (const u8 *)image->data; + + size = height * blit_width; + + if ( size > RADEON_MAX_TEXTURE_SIZE ) { + height = RADEON_MAX_TEXTURE_SIZE / blit_width; + size = height * blit_width; + } else if ( size < 4 && size > 0 ) { + size = 4; + } else if ( size == 0 ) { + return 0; + } + + buf = radeon_freelist_get( dev ); + if ( 0 && !buf ) { + radeon_do_cp_idle( dev_priv ); + buf = radeon_freelist_get( dev ); + } + if ( !buf ) { + DRM_DEBUG("radeon_cp_dispatch_texture: EAGAIN\n"); + DRM_COPY_TO_USER( tex->image, image, sizeof(*image) ); + return DRM_ERR(EAGAIN); + } + + + /* Dispatch the indirect buffer. + */ + buffer = (u32*)((char*)dev_priv->buffers->handle + buf->offset); + dwords = size / 4; + buffer[0] = CP_PACKET3( RADEON_CNTL_HOSTDATA_BLT, dwords + 6 ); + buffer[1] = (RADEON_GMC_DST_PITCH_OFFSET_CNTL | + RADEON_GMC_BRUSH_NONE | + (format << 8) | + RADEON_GMC_SRC_DATATYPE_COLOR | + RADEON_ROP3_S | + RADEON_DP_SRC_SOURCE_HOST_DATA | + RADEON_GMC_CLR_CMP_CNTL_DIS | + RADEON_GMC_WR_MSK_DIS); + + buffer[2] = (tex->pitch << 22) | (tex->offset >> 10); + buffer[3] = 0xffffffff; + buffer[4] = 0xffffffff; + buffer[5] = (image->y << 16) | image->x; + buffer[6] = (height << 16) | image->width; + buffer[7] = dwords; + buffer += 8; + + if ( tex_width >= 32 ) { + /* Texture image width is larger than the minimum, so we + * can upload it directly. + */ + if ( DRM_COPY_FROM_USER( buffer, data, + dwords * sizeof(u32) ) ) { + DRM_ERROR( "EFAULT on data, %d dwords\n", + dwords ); + return DRM_ERR(EFAULT); + } + } else { + /* Texture image width is less than the minimum, so we + * need to pad out each image scanline to the minimum + * width. + */ + for ( i = 0 ; i < tex->height ; i++ ) { + if ( DRM_COPY_FROM_USER( buffer, data, + tex_width ) ) { + DRM_ERROR( "EFAULT on pad, %d bytes\n", + tex_width ); + return DRM_ERR(EFAULT); + } + buffer += 8; + data += tex_width; + } + } + + buf->pid = DRM_CURRENTPID; + buf->used = (dwords + 8) * sizeof(u32); + radeon_cp_dispatch_indirect( dev, buf, 0, buf->used ); + radeon_cp_discard_buffer( dev, buf ); + + /* Update the input parameters for next time */ + image->y += height; + image->height -= height; + (const u8 *)image->data += size; + } while (image->height > 0); + + /* Flush the pixel cache after the blit completes. This ensures + * the texture data is written out to memory before rendering + * continues. + */ + BEGIN_RING( 4 ); + RADEON_FLUSH_CACHE(); + RADEON_WAIT_UNTIL_2D_IDLE(); + ADVANCE_RING(); + return 0; +} + + +static void radeon_cp_dispatch_stipple( drm_device_t *dev, u32 *stipple ) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + int i; + RING_LOCALS; + DRM_DEBUG( "\n" ); + + BEGIN_RING( 35 ); + + OUT_RING( CP_PACKET0( RADEON_RE_STIPPLE_ADDR, 0 ) ); + OUT_RING( 0x00000000 ); + + OUT_RING( CP_PACKET0_TABLE( RADEON_RE_STIPPLE_DATA, 31 ) ); + for ( i = 0 ; i < 32 ; i++ ) { + OUT_RING( stipple[i] ); + } + + ADVANCE_RING(); +} + + +/* ================================================================ + * IOCTL functions + */ + +int radeon_cp_clear( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_radeon_private_t *dev_priv = dev->dev_private; + drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_radeon_clear_t clear; + drm_radeon_clear_rect_t depth_boxes[RADEON_NR_SAREA_CLIPRECTS]; + DRM_DEBUG( "\n" ); + + LOCK_TEST_WITH_RETURN( dev ); + + DRM_COPY_FROM_USER_IOCTL( clear, (drm_radeon_clear_t *)data, + sizeof(clear) ); + + RING_SPACE_TEST_WITH_RETURN( dev_priv ); + + if ( sarea_priv->nbox > RADEON_NR_SAREA_CLIPRECTS ) + sarea_priv->nbox = RADEON_NR_SAREA_CLIPRECTS; + + if ( DRM_COPY_FROM_USER( &depth_boxes, clear.depth_boxes, + sarea_priv->nbox * sizeof(depth_boxes[0]) ) ) + return DRM_ERR(EFAULT); + + radeon_cp_dispatch_clear( dev, &clear, depth_boxes ); + + COMMIT_RING(); + return 0; +} + + +/* Not sure why this isn't set all the time: + */ +static int radeon_do_init_pageflip( drm_device_t *dev ) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + RING_LOCALS; + + DRM_DEBUG( "\n" ); + + BEGIN_RING( 6 ); + RADEON_WAIT_UNTIL_3D_IDLE(); + OUT_RING( CP_PACKET0( RADEON_CRTC_OFFSET_CNTL, 0 ) ); + OUT_RING( RADEON_READ( RADEON_CRTC_OFFSET_CNTL ) | RADEON_CRTC_OFFSET_FLIP_CNTL ); + OUT_RING( CP_PACKET0( RADEON_CRTC2_OFFSET_CNTL, 0 ) ); + OUT_RING( RADEON_READ( RADEON_CRTC2_OFFSET_CNTL ) | RADEON_CRTC_OFFSET_FLIP_CNTL ); + ADVANCE_RING(); + + dev_priv->page_flipping = 1; + dev_priv->current_page = 0; + dev_priv->sarea_priv->pfCurrentPage = dev_priv->current_page; + + return 0; +} + +/* Called whenever a client dies, from DRM(release). + * NOTE: Lock isn't necessarily held when this is called! + */ +int radeon_do_cleanup_pageflip( drm_device_t *dev ) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + DRM_DEBUG( "\n" ); + + if (dev_priv->current_page != 0) + radeon_cp_dispatch_flip( dev ); + + dev_priv->page_flipping = 0; + return 0; +} + +/* Swapping and flipping are different operations, need different ioctls. + * They can & should be intermixed to support multiple 3d windows. + */ +int radeon_cp_flip( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_radeon_private_t *dev_priv = dev->dev_private; + DRM_DEBUG( "\n" ); + + LOCK_TEST_WITH_RETURN( dev ); + + RING_SPACE_TEST_WITH_RETURN( dev_priv ); + + if (!dev_priv->page_flipping) + radeon_do_init_pageflip( dev ); + + radeon_cp_dispatch_flip( dev ); + + COMMIT_RING(); + return 0; +} + +int radeon_cp_swap( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_radeon_private_t *dev_priv = dev->dev_private; + drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv; + DRM_DEBUG( "\n" ); + + LOCK_TEST_WITH_RETURN( dev ); + + RING_SPACE_TEST_WITH_RETURN( dev_priv ); + + if ( sarea_priv->nbox > RADEON_NR_SAREA_CLIPRECTS ) + sarea_priv->nbox = RADEON_NR_SAREA_CLIPRECTS; + + radeon_cp_dispatch_swap( dev ); + dev_priv->sarea_priv->ctx_owner = 0; + + COMMIT_RING(); + return 0; +} + +int radeon_cp_vertex( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_radeon_private_t *dev_priv = dev->dev_private; + drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_device_dma_t *dma = dev->dma; + drm_buf_t *buf; + drm_radeon_vertex_t vertex; + drm_radeon_tcl_prim_t prim; + + LOCK_TEST_WITH_RETURN( dev ); + + if ( !dev_priv ) { + DRM_ERROR( "%s called with no initialization\n", __FUNCTION__ ); + return DRM_ERR(EINVAL); + } + + DRM_COPY_FROM_USER_IOCTL( vertex, (drm_radeon_vertex_t *)data, + sizeof(vertex) ); + + DRM_DEBUG( "pid=%d index=%d count=%d discard=%d\n", + DRM_CURRENTPID, + vertex.idx, vertex.count, vertex.discard ); + + if ( vertex.idx < 0 || vertex.idx >= dma->buf_count ) { + DRM_ERROR( "buffer index %d (of %d max)\n", + vertex.idx, dma->buf_count - 1 ); + return DRM_ERR(EINVAL); + } + if ( vertex.prim < 0 || + vertex.prim > RADEON_PRIM_TYPE_3VRT_LINE_LIST ) { + DRM_ERROR( "buffer prim %d\n", vertex.prim ); + return DRM_ERR(EINVAL); + } + + RING_SPACE_TEST_WITH_RETURN( dev_priv ); + VB_AGE_TEST_WITH_RETURN( dev_priv ); + + buf = dma->buflist[vertex.idx]; + + if ( buf->pid != DRM_CURRENTPID ) { + DRM_ERROR( "process %d using buffer owned by %d\n", + DRM_CURRENTPID, buf->pid ); + return DRM_ERR(EINVAL); + } + if ( buf->pending ) { + DRM_ERROR( "sending pending buffer %d\n", vertex.idx ); + return DRM_ERR(EINVAL); + } + + /* Build up a prim_t record: + */ + if (vertex.count) { + buf->used = vertex.count; /* not used? */ + + if ( sarea_priv->dirty & ~RADEON_UPLOAD_CLIPRECTS ) { + radeon_emit_state( dev_priv, + &sarea_priv->context_state, + sarea_priv->tex_state, + sarea_priv->dirty ); + + sarea_priv->dirty &= ~(RADEON_UPLOAD_TEX0IMAGES | + RADEON_UPLOAD_TEX1IMAGES | + RADEON_UPLOAD_TEX2IMAGES | + RADEON_REQUIRE_QUIESCENCE); + } + + prim.start = 0; + prim.finish = vertex.count; /* unused */ + prim.prim = vertex.prim; + prim.numverts = vertex.count; + prim.vc_format = dev_priv->sarea_priv->vc_format; + + radeon_cp_dispatch_vertex( dev, buf, &prim, + dev_priv->sarea_priv->boxes, + dev_priv->sarea_priv->nbox ); + } + + if (vertex.discard) { + radeon_cp_discard_buffer( dev, buf ); + } + + COMMIT_RING(); + return 0; +} + +int radeon_cp_indices( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_radeon_private_t *dev_priv = dev->dev_private; + drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_device_dma_t *dma = dev->dma; + drm_buf_t *buf; + drm_radeon_indices_t elts; + drm_radeon_tcl_prim_t prim; + int count; + + LOCK_TEST_WITH_RETURN( dev ); + + if ( !dev_priv ) { + DRM_ERROR( "%s called with no initialization\n", __FUNCTION__ ); + return DRM_ERR(EINVAL); + } + + DRM_COPY_FROM_USER_IOCTL( elts, (drm_radeon_indices_t *)data, + sizeof(elts) ); + + DRM_DEBUG( "pid=%d index=%d start=%d end=%d discard=%d\n", + DRM_CURRENTPID, + elts.idx, elts.start, elts.end, elts.discard ); + + if ( elts.idx < 0 || elts.idx >= dma->buf_count ) { + DRM_ERROR( "buffer index %d (of %d max)\n", + elts.idx, dma->buf_count - 1 ); + return DRM_ERR(EINVAL); + } + if ( elts.prim < 0 || + elts.prim > RADEON_PRIM_TYPE_3VRT_LINE_LIST ) { + DRM_ERROR( "buffer prim %d\n", elts.prim ); + return DRM_ERR(EINVAL); + } + + RING_SPACE_TEST_WITH_RETURN( dev_priv ); + VB_AGE_TEST_WITH_RETURN( dev_priv ); + + buf = dma->buflist[elts.idx]; + + if ( buf->pid != DRM_CURRENTPID ) { + DRM_ERROR( "process %d using buffer owned by %d\n", + DRM_CURRENTPID, buf->pid ); + return DRM_ERR(EINVAL); + } + if ( buf->pending ) { + DRM_ERROR( "sending pending buffer %d\n", elts.idx ); + return DRM_ERR(EINVAL); + } + + count = (elts.end - elts.start) / sizeof(u16); + elts.start -= RADEON_INDEX_PRIM_OFFSET; + + if ( elts.start & 0x7 ) { + DRM_ERROR( "misaligned buffer 0x%x\n", elts.start ); + return DRM_ERR(EINVAL); + } + if ( elts.start < buf->used ) { + DRM_ERROR( "no header 0x%x - 0x%x\n", elts.start, buf->used ); + return DRM_ERR(EINVAL); + } + + buf->used = elts.end; + + if ( sarea_priv->dirty & ~RADEON_UPLOAD_CLIPRECTS ) { + radeon_emit_state( dev_priv, + &sarea_priv->context_state, + sarea_priv->tex_state, + sarea_priv->dirty ); + + sarea_priv->dirty &= ~(RADEON_UPLOAD_TEX0IMAGES | + RADEON_UPLOAD_TEX1IMAGES | + RADEON_UPLOAD_TEX2IMAGES | + RADEON_REQUIRE_QUIESCENCE); + } + + + /* Build up a prim_t record: + */ + prim.start = elts.start; + prim.finish = elts.end; + prim.prim = elts.prim; + prim.offset = 0; /* offset from start of dma buffers */ + prim.numverts = RADEON_MAX_VB_VERTS; /* duh */ + prim.vc_format = dev_priv->sarea_priv->vc_format; + + radeon_cp_dispatch_indices( dev, buf, &prim, + dev_priv->sarea_priv->boxes, + dev_priv->sarea_priv->nbox ); + if (elts.discard) { + radeon_cp_discard_buffer( dev, buf ); + } + + COMMIT_RING(); + return 0; +} + +int radeon_cp_texture( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_radeon_private_t *dev_priv = dev->dev_private; + drm_radeon_texture_t tex; + drm_radeon_tex_image_t image; + int ret; + + LOCK_TEST_WITH_RETURN( dev ); + + DRM_COPY_FROM_USER_IOCTL( tex, (drm_radeon_texture_t *)data, sizeof(tex) ); + + if ( tex.image == NULL ) { + DRM_ERROR( "null texture image!\n" ); + return DRM_ERR(EINVAL); + } + + if ( DRM_COPY_FROM_USER( &image, + (drm_radeon_tex_image_t *)tex.image, + sizeof(image) ) ) + return DRM_ERR(EFAULT); + + RING_SPACE_TEST_WITH_RETURN( dev_priv ); + VB_AGE_TEST_WITH_RETURN( dev_priv ); + + ret = radeon_cp_dispatch_texture( dev, &tex, &image ); + + COMMIT_RING(); + return ret; +} + +int radeon_cp_stipple( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_radeon_private_t *dev_priv = dev->dev_private; + drm_radeon_stipple_t stipple; + u32 mask[32]; + + LOCK_TEST_WITH_RETURN( dev ); + + DRM_COPY_FROM_USER_IOCTL( stipple, (drm_radeon_stipple_t *)data, + sizeof(stipple) ); + + if ( DRM_COPY_FROM_USER( &mask, stipple.mask, 32 * sizeof(u32) ) ) + return DRM_ERR(EFAULT); + + RING_SPACE_TEST_WITH_RETURN( dev_priv ); + + radeon_cp_dispatch_stipple( dev, mask ); + + COMMIT_RING(); + return 0; +} + +int radeon_cp_indirect( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_radeon_private_t *dev_priv = dev->dev_private; + drm_device_dma_t *dma = dev->dma; + drm_buf_t *buf; + drm_radeon_indirect_t indirect; + RING_LOCALS; + + LOCK_TEST_WITH_RETURN( dev ); + + if ( !dev_priv ) { + DRM_ERROR( "%s called with no initialization\n", __FUNCTION__ ); + return DRM_ERR(EINVAL); + } + + DRM_COPY_FROM_USER_IOCTL( indirect, (drm_radeon_indirect_t *)data, + sizeof(indirect) ); + + DRM_DEBUG( "indirect: idx=%d s=%d e=%d d=%d\n", + indirect.idx, indirect.start, + indirect.end, indirect.discard ); + + if ( indirect.idx < 0 || indirect.idx >= dma->buf_count ) { + DRM_ERROR( "buffer index %d (of %d max)\n", + indirect.idx, dma->buf_count - 1 ); + return DRM_ERR(EINVAL); + } + + buf = dma->buflist[indirect.idx]; + + if ( buf->pid != DRM_CURRENTPID ) { + DRM_ERROR( "process %d using buffer owned by %d\n", + DRM_CURRENTPID, buf->pid ); + return DRM_ERR(EINVAL); + } + if ( buf->pending ) { + DRM_ERROR( "sending pending buffer %d\n", indirect.idx ); + return DRM_ERR(EINVAL); + } + + if ( indirect.start < buf->used ) { + DRM_ERROR( "reusing indirect: start=0x%x actual=0x%x\n", + indirect.start, buf->used ); + return DRM_ERR(EINVAL); + } + + RING_SPACE_TEST_WITH_RETURN( dev_priv ); + VB_AGE_TEST_WITH_RETURN( dev_priv ); + + buf->used = indirect.end; + + /* Wait for the 3D stream to idle before the indirect buffer + * containing 2D acceleration commands is processed. + */ + BEGIN_RING( 2 ); + + RADEON_WAIT_UNTIL_3D_IDLE(); + + ADVANCE_RING(); + + /* Dispatch the indirect buffer full of commands from the + * X server. This is insecure and is thus only available to + * privileged clients. + */ + radeon_cp_dispatch_indirect( dev, buf, indirect.start, indirect.end ); + if (indirect.discard) { + radeon_cp_discard_buffer( dev, buf ); + } + + + COMMIT_RING(); + return 0; +} + +int radeon_cp_vertex2( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_radeon_private_t *dev_priv = dev->dev_private; + drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_device_dma_t *dma = dev->dma; + drm_buf_t *buf; + drm_radeon_vertex2_t vertex; + int i; + unsigned char laststate; + + LOCK_TEST_WITH_RETURN( dev ); + + if ( !dev_priv ) { + DRM_ERROR( "%s called with no initialization\n", __FUNCTION__ ); + return DRM_ERR(EINVAL); + } + + DRM_COPY_FROM_USER_IOCTL( vertex, (drm_radeon_vertex2_t *)data, + sizeof(vertex) ); + + DRM_DEBUG( "pid=%d index=%d discard=%d\n", + DRM_CURRENTPID, + vertex.idx, vertex.discard ); + + if ( vertex.idx < 0 || vertex.idx >= dma->buf_count ) { + DRM_ERROR( "buffer index %d (of %d max)\n", + vertex.idx, dma->buf_count - 1 ); + return DRM_ERR(EINVAL); + } + + RING_SPACE_TEST_WITH_RETURN( dev_priv ); + VB_AGE_TEST_WITH_RETURN( dev_priv ); + + buf = dma->buflist[vertex.idx]; + + if ( buf->pid != DRM_CURRENTPID ) { + DRM_ERROR( "process %d using buffer owned by %d\n", + DRM_CURRENTPID, buf->pid ); + return DRM_ERR(EINVAL); + } + + if ( buf->pending ) { + DRM_ERROR( "sending pending buffer %d\n", vertex.idx ); + return DRM_ERR(EINVAL); + } + + if (sarea_priv->nbox > RADEON_NR_SAREA_CLIPRECTS) + return DRM_ERR(EINVAL); + + for (laststate = 0xff, i = 0 ; i < vertex.nr_prims ; i++) { + drm_radeon_prim_t prim; + drm_radeon_tcl_prim_t tclprim; + + if ( DRM_COPY_FROM_USER( &prim, &vertex.prim[i], sizeof(prim) ) ) + return DRM_ERR(EFAULT); + + if ( prim.stateidx != laststate ) { + drm_radeon_state_t state; + + if ( DRM_COPY_FROM_USER( &state, + &vertex.state[prim.stateidx], + sizeof(state) ) ) + return DRM_ERR(EFAULT); + + radeon_emit_state2( dev_priv, &state ); + + laststate = prim.stateidx; + } + + tclprim.start = prim.start; + tclprim.finish = prim.finish; + tclprim.prim = prim.prim; + tclprim.vc_format = prim.vc_format; + + if ( prim.prim & RADEON_PRIM_WALK_IND ) { + tclprim.offset = prim.numverts * 64; + tclprim.numverts = RADEON_MAX_VB_VERTS; /* duh */ + + radeon_cp_dispatch_indices( dev, buf, &tclprim, + sarea_priv->boxes, + sarea_priv->nbox); + } else { + tclprim.numverts = prim.numverts; + tclprim.offset = 0; /* not used */ + + radeon_cp_dispatch_vertex( dev, buf, &tclprim, + sarea_priv->boxes, + sarea_priv->nbox); + } + + if (sarea_priv->nbox == 1) + sarea_priv->nbox = 0; + } + + if ( vertex.discard ) { + radeon_cp_discard_buffer( dev, buf ); + } + + COMMIT_RING(); + return 0; +} + + +static int radeon_emit_packets( + drm_radeon_private_t *dev_priv, + drm_radeon_cmd_header_t header, + drm_radeon_cmd_buffer_t *cmdbuf ) +{ + int id = (int)header.packet.packet_id; + int sz, reg; + int *data = (int *)cmdbuf->buf; + RING_LOCALS; + + if (id >= RADEON_MAX_STATE_PACKETS) + return DRM_ERR(EINVAL); + + sz = packet[id].len; + reg = packet[id].start; + + if (sz * sizeof(int) > cmdbuf->bufsz) + return DRM_ERR(EINVAL); + + BEGIN_RING(sz+1); + OUT_RING( CP_PACKET0( reg, (sz-1) ) ); + OUT_RING_USER_TABLE( data, sz ); + ADVANCE_RING(); + + cmdbuf->buf += sz * sizeof(int); + cmdbuf->bufsz -= sz * sizeof(int); + return 0; +} + +static __inline__ int radeon_emit_scalars( + drm_radeon_private_t *dev_priv, + drm_radeon_cmd_header_t header, + drm_radeon_cmd_buffer_t *cmdbuf ) +{ + int sz = header.scalars.count; + int *data = (int *)cmdbuf->buf; + int start = header.scalars.offset; + int stride = header.scalars.stride; + RING_LOCALS; + + BEGIN_RING( 3+sz ); + OUT_RING( CP_PACKET0( RADEON_SE_TCL_SCALAR_INDX_REG, 0 ) ); + OUT_RING( start | (stride << RADEON_SCAL_INDX_DWORD_STRIDE_SHIFT)); + OUT_RING( CP_PACKET0_TABLE( RADEON_SE_TCL_SCALAR_DATA_REG, sz-1 ) ); + OUT_RING_USER_TABLE( data, sz ); + ADVANCE_RING(); + cmdbuf->buf += sz * sizeof(int); + cmdbuf->bufsz -= sz * sizeof(int); + return 0; +} + +/* God this is ugly + */ +static __inline__ int radeon_emit_scalars2( + drm_radeon_private_t *dev_priv, + drm_radeon_cmd_header_t header, + drm_radeon_cmd_buffer_t *cmdbuf ) +{ + int sz = header.scalars.count; + int *data = (int *)cmdbuf->buf; + int start = ((unsigned int)header.scalars.offset) + 0x100; + int stride = header.scalars.stride; + RING_LOCALS; + + BEGIN_RING( 3+sz ); + OUT_RING( CP_PACKET0( RADEON_SE_TCL_SCALAR_INDX_REG, 0 ) ); + OUT_RING( start | (stride << RADEON_SCAL_INDX_DWORD_STRIDE_SHIFT)); + OUT_RING( CP_PACKET0_TABLE( RADEON_SE_TCL_SCALAR_DATA_REG, sz-1 ) ); + OUT_RING_USER_TABLE( data, sz ); + ADVANCE_RING(); + cmdbuf->buf += sz * sizeof(int); + cmdbuf->bufsz -= sz * sizeof(int); + return 0; +} + +static __inline__ int radeon_emit_vectors( + drm_radeon_private_t *dev_priv, + drm_radeon_cmd_header_t header, + drm_radeon_cmd_buffer_t *cmdbuf ) +{ + int sz = header.vectors.count; + int *data = (int *)cmdbuf->buf; + int start = header.vectors.offset; + int stride = header.vectors.stride; + RING_LOCALS; + + BEGIN_RING( 3+sz ); + OUT_RING( CP_PACKET0( RADEON_SE_TCL_VECTOR_INDX_REG, 0 ) ); + OUT_RING( start | (stride << RADEON_VEC_INDX_OCTWORD_STRIDE_SHIFT)); + OUT_RING( CP_PACKET0_TABLE( RADEON_SE_TCL_VECTOR_DATA_REG, (sz-1) ) ); + OUT_RING_USER_TABLE( data, sz ); + ADVANCE_RING(); + + cmdbuf->buf += sz * sizeof(int); + cmdbuf->bufsz -= sz * sizeof(int); + return 0; +} + + +static int radeon_emit_packet3( drm_device_t *dev, + drm_radeon_cmd_buffer_t *cmdbuf ) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + int cmdsz, tmp; + int *cmd = (int *)cmdbuf->buf; + RING_LOCALS; + + + DRM_DEBUG("\n"); + + if (DRM_GET_USER_UNCHECKED( tmp, &cmd[0])) + return DRM_ERR(EFAULT); + + cmdsz = 2 + ((tmp & RADEON_CP_PACKET_COUNT_MASK) >> 16); + + if ((tmp & 0xc0000000) != RADEON_CP_PACKET3 || + cmdsz * 4 > cmdbuf->bufsz) + return DRM_ERR(EINVAL); + + BEGIN_RING( cmdsz ); + OUT_RING_USER_TABLE( cmd, cmdsz ); + ADVANCE_RING(); + + cmdbuf->buf += cmdsz * 4; + cmdbuf->bufsz -= cmdsz * 4; + return 0; +} + + +static int radeon_emit_packet3_cliprect( drm_device_t *dev, + drm_radeon_cmd_buffer_t *cmdbuf, + int orig_nbox ) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + drm_clip_rect_t box; + int cmdsz, tmp; + int *cmd = (int *)cmdbuf->buf; + drm_clip_rect_t *boxes = cmdbuf->boxes; + int i = 0; + RING_LOCALS; + + DRM_DEBUG("\n"); + + if (DRM_GET_USER_UNCHECKED( tmp, &cmd[0])) + return DRM_ERR(EFAULT); + + cmdsz = 2 + ((tmp & RADEON_CP_PACKET_COUNT_MASK) >> 16); + + if ((tmp & 0xc0000000) != RADEON_CP_PACKET3 || + cmdsz * 4 > cmdbuf->bufsz) + return DRM_ERR(EINVAL); + + if (!orig_nbox) + goto out; + + do { + if ( i < cmdbuf->nbox ) { + if (DRM_COPY_FROM_USER_UNCHECKED( &box, &boxes[i], sizeof(box) )) + return DRM_ERR(EFAULT); + /* FIXME The second and subsequent times round + * this loop, send a WAIT_UNTIL_3D_IDLE before + * calling emit_clip_rect(). This fixes a + * lockup on fast machines when sending + * several cliprects with a cmdbuf, as when + * waving a 2D window over a 3D + * window. Something in the commands from user + * space seems to hang the card when they're + * sent several times in a row. That would be + * the correct place to fix it but this works + * around it until I can figure that out - Tim + * Smith */ + if ( i ) { + BEGIN_RING( 2 ); + RADEON_WAIT_UNTIL_3D_IDLE(); + ADVANCE_RING(); + } + radeon_emit_clip_rect( dev_priv, &box ); + } + + BEGIN_RING( cmdsz ); + OUT_RING_USER_TABLE( cmd, cmdsz ); + ADVANCE_RING(); + + } while ( ++i < cmdbuf->nbox ); + if (cmdbuf->nbox == 1) + cmdbuf->nbox = 0; + + out: + cmdbuf->buf += cmdsz * 4; + cmdbuf->bufsz -= cmdsz * 4; + return 0; +} + + +static int radeon_emit_wait( drm_device_t *dev, int flags ) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + RING_LOCALS; + + DRM_DEBUG("%s: %x\n", __FUNCTION__, flags); + switch (flags) { + case RADEON_WAIT_2D: + BEGIN_RING( 2 ); + RADEON_WAIT_UNTIL_2D_IDLE(); + ADVANCE_RING(); + break; + case RADEON_WAIT_3D: + BEGIN_RING( 2 ); + RADEON_WAIT_UNTIL_3D_IDLE(); + ADVANCE_RING(); + break; + case RADEON_WAIT_2D|RADEON_WAIT_3D: + BEGIN_RING( 2 ); + RADEON_WAIT_UNTIL_IDLE(); + ADVANCE_RING(); + break; + default: + return DRM_ERR(EINVAL); + } + + return 0; +} + +int radeon_cp_cmdbuf( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_radeon_private_t *dev_priv = dev->dev_private; + drm_device_dma_t *dma = dev->dma; + drm_buf_t *buf = 0; + int idx; + drm_radeon_cmd_buffer_t cmdbuf; + drm_radeon_cmd_header_t header; + int orig_nbox; + + LOCK_TEST_WITH_RETURN( dev ); + + if ( !dev_priv ) { + DRM_ERROR( "%s called with no initialization\n", __FUNCTION__ ); + return DRM_ERR(EINVAL); + } + + DRM_COPY_FROM_USER_IOCTL( cmdbuf, (drm_radeon_cmd_buffer_t *)data, + sizeof(cmdbuf) ); + + RING_SPACE_TEST_WITH_RETURN( dev_priv ); + VB_AGE_TEST_WITH_RETURN( dev_priv ); + + + if (DRM_VERIFYAREA_READ( cmdbuf.buf, cmdbuf.bufsz )) + return DRM_ERR(EFAULT); + + if (cmdbuf.nbox && + DRM_VERIFYAREA_READ(cmdbuf.boxes, + cmdbuf.nbox * sizeof(drm_clip_rect_t))) + return DRM_ERR(EFAULT); + + orig_nbox = cmdbuf.nbox; + + while ( cmdbuf.bufsz >= sizeof(header) ) { + + if (DRM_GET_USER_UNCHECKED( header.i, (int *)cmdbuf.buf )) { + DRM_ERROR("__get_user %p\n", cmdbuf.buf); + return DRM_ERR(EFAULT); + } + + cmdbuf.buf += sizeof(header); + cmdbuf.bufsz -= sizeof(header); + + switch (header.header.cmd_type) { + case RADEON_CMD_PACKET: + DRM_DEBUG("RADEON_CMD_PACKET\n"); + if (radeon_emit_packets( dev_priv, header, &cmdbuf )) { + DRM_ERROR("radeon_emit_packets failed\n"); + return DRM_ERR(EINVAL); + } + break; + + case RADEON_CMD_SCALARS: + DRM_DEBUG("RADEON_CMD_SCALARS\n"); + if (radeon_emit_scalars( dev_priv, header, &cmdbuf )) { + DRM_ERROR("radeon_emit_scalars failed\n"); + return DRM_ERR(EINVAL); + } + break; + + case RADEON_CMD_VECTORS: + DRM_DEBUG("RADEON_CMD_VECTORS\n"); + if (radeon_emit_vectors( dev_priv, header, &cmdbuf )) { + DRM_ERROR("radeon_emit_vectors failed\n"); + return DRM_ERR(EINVAL); + } + break; + + case RADEON_CMD_DMA_DISCARD: + DRM_DEBUG("RADEON_CMD_DMA_DISCARD\n"); + idx = header.dma.buf_idx; + if ( idx < 0 || idx >= dma->buf_count ) { + DRM_ERROR( "buffer index %d (of %d max)\n", + idx, dma->buf_count - 1 ); + return DRM_ERR(EINVAL); + } + + buf = dma->buflist[idx]; + if ( buf->pid != DRM_CURRENTPID || buf->pending ) { + DRM_ERROR( "bad buffer\n" ); + return DRM_ERR(EINVAL); + } + + radeon_cp_discard_buffer( dev, buf ); + break; + + case RADEON_CMD_PACKET3: + DRM_DEBUG("RADEON_CMD_PACKET3\n"); + if (radeon_emit_packet3( dev, &cmdbuf )) { + DRM_ERROR("radeon_emit_packet3 failed\n"); + return DRM_ERR(EINVAL); + } + break; + + case RADEON_CMD_PACKET3_CLIP: + DRM_DEBUG("RADEON_CMD_PACKET3_CLIP\n"); + if (radeon_emit_packet3_cliprect( dev, &cmdbuf, orig_nbox )) { + DRM_ERROR("radeon_emit_packet3_clip failed\n"); + return DRM_ERR(EINVAL); + } + break; + + case RADEON_CMD_SCALARS2: + DRM_DEBUG("RADEON_CMD_SCALARS2\n"); + if (radeon_emit_scalars2( dev_priv, header, &cmdbuf )) { + DRM_ERROR("radeon_emit_scalars2 failed\n"); + return DRM_ERR(EINVAL); + } + break; + + case RADEON_CMD_WAIT: + DRM_DEBUG("RADEON_CMD_WAIT\n"); + if (radeon_emit_wait( dev, header.wait.flags )) { + DRM_ERROR("radeon_emit_wait failed\n"); + return DRM_ERR(EINVAL); + } + break; + default: + DRM_ERROR("bad cmd_type %d at %p\n", + header.header.cmd_type, + cmdbuf.buf - sizeof(header)); + return DRM_ERR(EINVAL); + } + } + + + DRM_DEBUG("DONE\n"); + COMMIT_RING(); + return 0; +} + + + +int radeon_cp_getparam( DRM_IOCTL_ARGS ) +{ + DRM_DEVICE; + drm_radeon_private_t *dev_priv = dev->dev_private; + drm_radeon_getparam_t param; + int value; + + if ( !dev_priv ) { + DRM_ERROR( "%s called with no initialization\n", __FUNCTION__ ); + return DRM_ERR(EINVAL); + } + + DRM_COPY_FROM_USER_IOCTL( param, (drm_radeon_getparam_t *)data, + sizeof(param) ); + + DRM_DEBUG( "pid=%d\n", DRM_CURRENTPID ); + + switch( param.param ) { + case RADEON_PARAM_AGP_BUFFER_OFFSET: + value = dev_priv->agp_buffers_offset; + break; + case RADEON_PARAM_LAST_FRAME: + dev_priv->stats.last_frame_reads++; + value = GET_SCRATCH( 0 ); + break; + case RADEON_PARAM_LAST_DISPATCH: + value = GET_SCRATCH( 1 ); + break; + case RADEON_PARAM_LAST_CLEAR: + dev_priv->stats.last_clear_reads++; + value = GET_SCRATCH( 2 ); + break; + case RADEON_PARAM_IRQ_NR: + value = dev->irq; + break; + case RADEON_PARAM_AGP_BASE: + value = dev_priv->agp_vm_start; + break; + default: + return DRM_ERR(EINVAL); + } + + if ( DRM_COPY_TO_USER( param.value, &value, sizeof(int) ) ) { + DRM_ERROR( "copy_to_user\n" ); + return DRM_ERR(EFAULT); + } + + return 0; +} Index: dev/drm/tdfx.h =================================================================== RCS file: dev/drm/tdfx.h diff -N dev/drm/tdfx.h --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/tdfx.h 12 Mar 2003 00:15:12 -0000 @@ -0,0 +1,44 @@ +/* tdfx.h -- 3dfx DRM template customization -*- linux-c -*- + * Created: Wed Feb 14 12:32:32 2001 by gareth@valinux.com + * + * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: + * Gareth Hughes + * + * $FreeBSD: src/sys/dev/drm/tdfx.h,v 1.1 2002/04/27 20:47:57 anholt Exp $ + */ + +#ifndef __TDFX_H__ +#define __TDFX_H__ + +/* This remains constant for all DRM template files. + */ +#define DRM(x) tdfx_##x + +/* General customization: + */ +#define __HAVE_MTRR 1 +#define __HAVE_CTX_BITMAP 1 + +#endif Index: dev/drm/tdfx_drv.c =================================================================== RCS file: dev/drm/tdfx_drv.c diff -N dev/drm/tdfx_drv.c --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ dev/drm/tdfx_drv.c 12 Mar 2003 00:15:12 -0000 @@ -0,0 +1,100 @@ +/* tdfx_drv.c -- tdfx driver -*- linux-c -*- + * Created: Thu Oct 7 10:38:32 1999 by faith@precisioninsight.com + * + * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. + * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + * + * Authors: + * Rickard E. (Rik) Faith + * Daryll Strauss + * Gareth Hughes + * + * $FreeBSD: src/sys/dev/drm/tdfx_drv.c,v 1.3 2003/03/09 02:08:28 anholt Exp $ + */ + +#include "dev/drm/tdfx.h" +#include "dev/drm/drmP.h" + +#define DRIVER_AUTHOR "VA Linux Systems Inc." + +#define DRIVER_NAME "tdfx" +#define DRIVER_DESC "3dfx Banshee/Voodoo3+" +#define DRIVER_DATE "20010216" + +#define DRIVER_MAJOR 1 +#define DRIVER_MINOR 0 +#define DRIVER_PATCHLEVEL 0 + +#ifndef PCI_VENDOR_ID_3DFX +#define PCI_VENDOR_ID_3DFX 0x121A +#endif +#ifndef PCI_DEVICE_ID_3DFX_VOODOO5 +#define PCI_DEVICE_ID_3DFX_VOODOO5 0x0009 +#endif +#ifndef PCI_DEVICE_ID_3DFX_VOODOO4 +#define PCI_DEVICE_ID_3DFX_VOODOO4 0x0007 +#endif +#ifndef PCI_DEVICE_ID_3DFX_VOODOO3_3000 /* Voodoo3 3000 */ +#define PCI_DEVICE_ID_3DFX_VOODOO3_3000 0x0005 +#endif +#ifndef PCI_DEVICE_ID_3DFX_VOODOO3_2000 /* Voodoo3 3000 */ +#define PCI_DEVICE_ID_3DFX_VOODOO3_2000 0x0004 +#endif +#ifndef PCI_DEVICE_ID_3DFX_BANSHEE +#define PCI_DEVICE_ID_3DFX_BANSHEE 0x0003 +#endif + +/* List acquired from http://www.yourvote.com/pci/pcihdr.h and xc/xc/programs/Xserver/hw/xfree86/common/xf86PciInfo.h + * Please report to anholt@teleport.com inaccuracies or if a chip you have works that is marked unsupported here. + */ +drm_chipinfo_t DRM(devicelist)[] = { + {0x121a, 0x0003, 1, "3dfx Voodoo Banshee"}, + {0x121a, 0x0004, 1, "3dfx Voodoo3 2000"}, + {0x121a, 0x0005, 1, "3dfx Voodoo3 3000"}, + {0x121a, 0x0007, 1, "3dfx Voodoo4"}, + {0x121a, 0x0009, 1, "3dfx Voodoo5"}, + {0, 0, 0, NULL} +}; + + +#include "dev/drm/drm_auth.h" +#include "dev/drm/drm_bufs.h" +#include "dev/drm/drm_context.h" +#include "dev/drm/drm_dma.h" +#include "dev/drm/drm_drawable.h" +#include "dev/drm/drm_drv.h" + + +#include "dev/drm/drm_fops.h" +#include "dev/drm/drm_init.h" +#include "dev/drm/drm_ioctl.h" +#include "dev/drm/drm_lock.h" +#include "dev/drm/drm_memory.h" +#include "dev/drm/drm_vm.h" +#include "dev/drm/drm_sysctl.h" + +#ifdef __FreeBSD__ +DRIVER_MODULE(tdfx, pci, tdfx_driver, tdfx_devclass, 0, 0); +#elif defined(__NetBSD__) +CFDRIVER_DECL(tdfx, DV_TTY, NULL); +#endif /* __FreeBSD__ */ Index: i386/conf/LINT =================================================================== RCS file: /home/ncvs/src/sys/i386/conf/Attic/LINT,v retrieving revision 1.749.2.137 diff -u -r1.749.2.137 LINT --- i386/conf/LINT 24 Feb 2003 22:39:14 -0000 1.749.2.137 +++ i386/conf/LINT 12 Mar 2003 00:18:57 -0000 @@ -2717,6 +2717,17 @@ device hifn # Hifn 7951, 7781, etc. device ubsec # Broadcom 5501, 5601, 58xx +# DRM options: +# mgadrm: AGP Matrox G200, G400, G450, G550 +# tdfxdrm: 3dfx Voodoo 3/4/5 and Banshee +# r128drm: ATI Rage 128 +# radeondrm: ATI Radeon up to 9000/9100 +# DRM_LINUX: include linux compatibility, requires COMPAT_LINUX +# DRM_DEBUG: include debug printfs, very slow +# +# mga requires AGP in the kernel, and it is recommended +# for AGP r128 and radeon cards. + # # Embedded system options: # Index: modules/Makefile =================================================================== RCS file: /home/ncvs/src/sys/modules/Makefile,v retrieving revision 1.110.2.68 diff -u -r1.110.2.68 Makefile --- modules/Makefile 28 Feb 2003 15:57:18 -0000 1.110.2.68 +++ modules/Makefile 12 Mar 2003 00:19:14 -0000 @@ -136,6 +136,7 @@ SUBDIR+=aac \ asr \ ciss \ + drm \ mly \ vesa Index: modules/drm/Makefile =================================================================== RCS file: modules/drm/Makefile diff -N modules/drm/Makefile --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ modules/drm/Makefile 6 Mar 2003 05:54:13 -0000 @@ -0,0 +1,5 @@ +# $FreeBSD: src/sys/modules/drm/Makefile,v 1.1 2002/04/27 20:54:49 anholt Exp $ + +SUBDIR = mga r128 radeon tdfx + +.include Index: modules/drm/Makefile.inc =================================================================== RCS file: modules/drm/Makefile.inc diff -N modules/drm/Makefile.inc --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ modules/drm/Makefile.inc 6 Nov 2002 13:41:39 -0000 @@ -0,0 +1,3 @@ +# $FreeBSD: src/sys/modules/drm/Makefile.inc,v 1.1 2002/11/06 13:41:39 nyan Exp $ + +.include "../Makefile.inc" Index: modules/drm/mga/Makefile =================================================================== RCS file: modules/drm/mga/Makefile diff -N modules/drm/mga/Makefile --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ modules/drm/mga/Makefile 6 Mar 2003 19:08:33 -0000 @@ -0,0 +1,10 @@ +# $FreeBSD: src/sys/modules/drm/mga/Makefile,v 1.3 2002/05/01 01:34:48 peter Exp $ + +.PATH: ${.CURDIR}/../../../dev/drm +KMOD = mga +NOMAN = YES +SRCS = mga_drv.c mga_state.c mga_warp.c mga_dma.c \ + mga_irq.c +SRCS +=device_if.h bus_if.h pci_if.h opt_drm.h + +.include Index: modules/drm/r128/Makefile =================================================================== RCS file: modules/drm/r128/Makefile diff -N modules/drm/r128/Makefile --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ modules/drm/r128/Makefile 6 Mar 2003 19:08:19 -0000 @@ -0,0 +1,9 @@ +# $FreeBSD: src/sys/modules/drm/r128/Makefile,v 1.3 2002/05/01 01:34:48 peter Exp $ + +.PATH: ${.CURDIR}/../../../dev/drm +KMOD = r128 +NOMAN = YES +SRCS = r128_cce.c r128_drv.c r128_irq.c r128_state.c +SRCS +=device_if.h bus_if.h pci_if.h opt_drm.h + +.include Index: modules/drm/radeon/Makefile =================================================================== RCS file: modules/drm/radeon/Makefile diff -N modules/drm/radeon/Makefile --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ modules/drm/radeon/Makefile 6 Mar 2003 19:08:09 -0000 @@ -0,0 +1,10 @@ +# $FreeBSD: src/sys/modules/drm/radeon/Makefile,v 1.3 2002/05/01 01:34:48 peter Exp $ + +.PATH: ${.CURDIR}/../../../dev/drm +KMOD = radeon +NOMAN = YES +SRCS = radeon_cp.c radeon_drv.c radeon_irq.c \ + radeon_mem.c radeon_state.c +SRCS +=device_if.h bus_if.h pci_if.h opt_drm.h + +.include Index: modules/drm/tdfx/Makefile =================================================================== RCS file: modules/drm/tdfx/Makefile diff -N modules/drm/tdfx/Makefile --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ modules/drm/tdfx/Makefile 28 Apr 2002 04:58:40 -0000 @@ -0,0 +1,9 @@ +# $FreeBSD: src/sys/modules/drm/tdfx/Makefile,v 1.2 2002/04/28 04:58:40 anholt Exp $ + +.PATH: ${.CURDIR}/../../../dev/drm +KMOD = tdfx +NOMAN = YES +SRCS = tdfx_drv.c +SRCS +=device_if.h bus_if.h pci_if.h opt_drm.h + +.include