diff --git a/sys/amd64/amd64/machdep.c b/sys/amd64/amd64/machdep.c
index 3a2b170..cd3c938 100644
--- a/sys/amd64/amd64/machdep.c
+++ b/sys/amd64/amd64/machdep.c
@@ -818,87 +818,86 @@ struct amd64tss common_tss[MAXCPU];
 /* software prototypes -- in more palatable form */
 struct soft_segment_descriptor gdt_segs[] = {
 /* GNULL_SEL	0 Null Descriptor */
-{	0x0,			/* segment base address  */
-	0x0,			/* length */
-	0,			/* segment type */
-	0,			/* segment descriptor priority level */
-	0,			/* segment descriptor present */
-	0,			/* long */
-	0,			/* default 32 vs 16 bit size */
-	0  			/* limit granularity (byte/page units)*/ },
+{	.ssd_base = 0x0,
+	.ssd_limit = 0x0,
+	.ssd_type = 0,
+	.ssd_dpl = 0,
+	.ssd_p = 0,
+	.ssd_long = 0,
+	.ssd_def32 = 0,
+	.ssd_gran = 0		},
 /* GCODE_SEL	1 Code Descriptor for kernel */
-{	0x0,			/* segment base address  */
-	0xfffff,		/* length - all address space */
-	SDT_MEMERA,		/* segment type */
-	SEL_KPL,		/* segment descriptor priority level */
-	1,			/* segment descriptor present */
-	1,			/* long */
-	0,			/* default 32 vs 16 bit size */
-	1  			/* limit granularity (byte/page units)*/ },
+{	.ssd_base = 0x0,
+	.ssd_limit = 0xfffff,
+	.ssd_type = SDT_MEMERA,
+	.ssd_dpl = SEL_KPL,
+	.ssd_p = 1,
+	.ssd_long = 1,
+	.ssd_def32 = 0,
+	.ssd_gran = 1		},
 /* GDATA_SEL	2 Data Descriptor for kernel */
-{	0x0,			/* segment base address  */
-	0xfffff,		/* length - all address space */
-	SDT_MEMRWA,		/* segment type */
-	SEL_KPL,		/* segment descriptor priority level */
-	1,			/* segment descriptor present */
-	1,			/* long */
-	0,			/* default 32 vs 16 bit size */
-	1  			/* limit granularity (byte/page units)*/ },
+{	.ssd_base = 0x0,
+	.ssd_limit = 0xfffff,
+	.ssd_type = SDT_MEMRWA,
+	.ssd_dpl = SEL_KPL,
+	.ssd_p = 1,
+	.ssd_long = 1,
+	.ssd_def32 = 0,
+	.ssd_gran = 1		},
 /* GUCODE32_SEL	3 32 bit Code Descriptor for user */
-{	0x0,			/* segment base address  */
-	0xfffff,		/* length - all address space */
-	SDT_MEMERA,		/* segment type */
-	SEL_UPL,		/* segment descriptor priority level */
-	1,			/* segment descriptor present */
-	0,			/* long */
-	1,			/* default 32 vs 16 bit size */
-	1  			/* limit granularity (byte/page units)*/ },
+{	.ssd_base = 0x0,
+	.ssd_limit = 0xfffff,
+	.ssd_type = SDT_MEMERA,
+	.ssd_dpl = SEL_UPL,
+	.ssd_p = 1,
+	.ssd_long = 0,
+	.ssd_def32 = 1,
+	.ssd_gran = 1		},
 /* GUDATA_SEL	4 32/64 bit Data Descriptor for user */
-{	0x0,			/* segment base address  */
-	0xfffff,		/* length - all address space */
-	SDT_MEMRWA,		/* segment type */
-	SEL_UPL,		/* segment descriptor priority level */
-	1,			/* segment descriptor present */
-	0,			/* long */
-	1,			/* default 32 vs 16 bit size */
-	1  			/* limit granularity (byte/page units)*/ },
+{	.ssd_base = 0x0,
+	.ssd_limit = 0xfffff,
+	.ssd_type = SDT_MEMRWA,
+	.ssd_dpl = SEL_UPL,
+	.ssd_p = 1,
+	.ssd_long = 0,
+	.ssd_def32 = 1,
+	.ssd_gran = 1		},
 /* GUCODE_SEL	5 64 bit Code Descriptor for user */
-{	0x0,			/* segment base address  */
-	0xfffff,		/* length - all address space */
-	SDT_MEMERA,		/* segment type */
-	SEL_UPL,		/* segment descriptor priority level */
-	1,			/* segment descriptor present */
-	1,			/* long */
-	0,			/* default 32 vs 16 bit size */
-	1  			/* limit granularity (byte/page units)*/ },
+{	.ssd_base = 0x0,
+	.ssd_limit = 0xfffff,
+	.ssd_type = SDT_MEMERA,
+	.ssd_dpl = SEL_UPL,
+	.ssd_p = 1,
+	.ssd_long = 1,
+	.ssd_def32 = 0,
+	.ssd_gran = 1		},
 /* GPROC0_SEL	6 Proc 0 Tss Descriptor */
-{
-	0x0,			/* segment base address */
-	sizeof(struct amd64tss)-1,/* length */
-	SDT_SYSTSS,		/* segment type */
-	SEL_KPL,		/* segment descriptor priority level */
-	1,			/* segment descriptor present */
-	0,			/* long */
-	0,			/* unused - default 32 vs 16 bit size */
-	0  			/* limit granularity (byte/page units)*/ },
+{	.ssd_base = 0x0,
+	.ssd_limit = sizeof(struct amd64tss)-1,
+	.ssd_type = SDT_SYSTSS,
+	.ssd_dpl = SEL_KPL,
+	.ssd_p = 1,
+	.ssd_long = 0,
+	.ssd_def32 = 0,
+	.ssd_gran = 0		},
 /* Actually, the TSS is a system descriptor which is double size */
-{	0x0,			/* segment base address  */
-	0x0,			/* length */
-	0,			/* segment type */
-	0,			/* segment descriptor priority level */
-	0,			/* segment descriptor present */
-	0,			/* long */
-	0,			/* default 32 vs 16 bit size */
-	0  			/* limit granularity (byte/page units)*/ },
+{	.ssd_base = 0x0,
+	.ssd_limit = 0x0,
+	.ssd_type = 0,
+	.ssd_dpl = 0,
+	.ssd_p = 0,
+	.ssd_long = 0,
+	.ssd_def32 = 0,
+	.ssd_gran = 0		},
 /* GUGS32_SEL	8 32 bit GS Descriptor for user */
-{	0x0,			/* segment base address  */
-	0xfffff,		/* length - all address space */
-	SDT_MEMRWA,		/* segment type */
-	SEL_UPL,		/* segment descriptor priority level */
-	1,			/* segment descriptor present */
-	0,			/* long */
-	1,			/* default 32 vs 16 bit size */
-	1  			/* limit granularity (byte/page units)*/ },
+{	.ssd_base = 0x0,
+	.ssd_limit = 0xfffff,
+	.ssd_type = SDT_MEMRWA,
+	.ssd_dpl = SEL_UPL,
+	.ssd_p = 1,
+	.ssd_long = 0,
+	.ssd_def32 = 1,
+	.ssd_gran = 1		},
 };
 
 void
diff --git a/sys/i386/i386/machdep.c b/sys/i386/i386/machdep.c
index e10217a..8947be4 100644
--- a/sys/i386/i386/machdep.c
+++ b/sys/i386/i386/machdep.c
@@ -1515,236 +1515,236 @@ extern  vm_offset_t	proc0kstack;
  */
 struct soft_segment_descriptor gdt_segs[] = {
 /* GNULL_SEL	0 Null Descriptor */
-{	0x0,			/* segment base address  */
-	0x0,			/* length */
-	0,			/* segment type */
-	SEL_KPL,		/* segment descriptor priority level */
-	0,			/* segment descriptor present */
-	0, 0,
-	0,			/* default 32 vs 16 bit size */
-	0  			/* limit granularity (byte/page units)*/ },
+{	.ssd_base = 0x0,
+	.ssd_limit = 0x0,
+	.ssd_type = 0,
+	.ssd_dpl = SEL_KPL,
+	.ssd_p = 0,
+	.ssd_xx = 0, .ssd_xx1 = 0,
+	.ssd_def32 = 0,
+	.ssd_gran = 0		},
 /* GPRIV_SEL	1 SMP Per-Processor Private Data Descriptor */
-{	0x0,			/* segment base address  */
-	0xfffff,		/* length - all address space */
-	SDT_MEMRWA,		/* segment type */
-	SEL_KPL,		/* segment descriptor priority level */
-	1,			/* segment descriptor present */
-	0, 0,
-	1,			/* default 32 vs 16 bit size */
-	1  			/* limit granularity (byte/page units)*/ },
+{	.ssd_base = 0x0,
+	.ssd_limit = 0xfffff,
+	.ssd_type = SDT_MEMRWA,
+	.ssd_dpl = SEL_KPL,
+	.ssd_p = 1,
+	.ssd_xx = 0, .ssd_xx1 = 0,
+	.ssd_def32 = 1,
+	.ssd_gran = 1		},
 /* GUFS_SEL	2 %fs Descriptor for user */
-{	0x0,			/* segment base address  */
-	0xfffff,		/* length - all address space */
-	SDT_MEMRWA,		/* segment type */
-	SEL_UPL,		/* segment descriptor priority level */
-	1,			/* segment descriptor present */
-	0, 0,
-	1,			/* default 32 vs 16 bit size */
-	1  			/* limit granularity (byte/page units)*/ },
+{	.ssd_base = 0x0,
+	.ssd_limit = 0xfffff,
+	.ssd_type = SDT_MEMRWA,
+	.ssd_dpl = SEL_UPL,
+	.ssd_p = 1,
+	.ssd_xx = 0, .ssd_xx1 = 0,
+	.ssd_def32 = 1,
+	.ssd_gran = 1		},
 /* GUGS_SEL	3 %gs Descriptor for user */
-{	0x0,			/* segment base address  */
-	0xfffff,		/* length - all address space */
-	SDT_MEMRWA,		/* segment type */
-	SEL_UPL,		/* segment descriptor priority level */
-	1,			/* segment descriptor present */
-	0, 0,
-	1,			/* default 32 vs 16 bit size */
-	1  			/* limit granularity (byte/page units)*/ },
+{	.ssd_base = 0x0,
+	.ssd_limit = 0xfffff,
+	.ssd_type = SDT_MEMRWA,
+	.ssd_dpl = SEL_UPL,
+	.ssd_p = 1,
+	.ssd_xx = 0, .ssd_xx1 = 0,
+	.ssd_def32 = 1,
+	.ssd_gran = 1		},
 /* GCODE_SEL	4 Code Descriptor for kernel */
-{	0x0,			/* segment base address  */
-	0xfffff,		/* length - all address space */
-	SDT_MEMERA,		/* segment type */
-	SEL_KPL,		/* segment descriptor priority level */
-	1,			/* segment descriptor present */
-	0, 0,
-	1,			/* default 32 vs 16 bit size */
-	1  			/* limit granularity (byte/page units)*/ },
+{	.ssd_base = 0x0,
+	.ssd_limit = 0xfffff,
+	.ssd_type = SDT_MEMERA,
+	.ssd_dpl = SEL_KPL,
+	.ssd_p = 1,
+	.ssd_xx = 0, .ssd_xx1 = 0,
+	.ssd_def32 = 1,
+	.ssd_gran = 1		},
 /* GDATA_SEL	5 Data Descriptor for kernel */
-{	0x0,			/* segment base address  */
-	0xfffff,		/* length - all address space */
-	SDT_MEMRWA,		/* segment type */
-	SEL_KPL,		/* segment descriptor priority level */
-	1,			/* segment descriptor present */
-	0, 0,
-	1,			/* default 32 vs 16 bit size */
-	1  			/* limit granularity (byte/page units)*/ },
+{	.ssd_base = 0x0,
+	.ssd_limit = 0xfffff,
+	.ssd_type = SDT_MEMRWA,
+	.ssd_dpl = SEL_KPL,
+	.ssd_p = 1,
+	.ssd_xx = 0, .ssd_xx1 = 0,
+	.ssd_def32 = 1,
+	.ssd_gran = 1		},
 /* GUCODE_SEL	6 Code Descriptor for user */
-{	0x0,			/* segment base address  */
-	0xfffff,		/* length - all address space */
-	SDT_MEMERA,		/* segment type */
-	SEL_UPL,		/* segment descriptor priority level */
-	1,			/* segment descriptor present */
-	0, 0,
-	1,			/* default 32 vs 16 bit size */
-	1  			/* limit granularity (byte/page units)*/ },
+{	.ssd_base = 0x0,
+	.ssd_limit = 0xfffff,
+	.ssd_type = SDT_MEMERA,
+	.ssd_dpl = SEL_UPL,
+	.ssd_p = 1,
+	.ssd_xx = 0, .ssd_xx1 = 0,
+	.ssd_def32 = 1,
+	.ssd_gran = 1		},
 /* GUDATA_SEL	7 Data Descriptor for user */
-{	0x0,			/* segment base address  */
-	0xfffff,		/* length - all address space */
-	SDT_MEMRWA,		/* segment type */
-	SEL_UPL,		/* segment descriptor priority level */
-	1,			/* segment descriptor present */
-	0, 0,
-	1,			/* default 32 vs 16 bit size */
-	1  			/* limit granularity (byte/page units)*/ },
+{	.ssd_base = 0x0,
+	.ssd_limit = 0xfffff,
+	.ssd_type = SDT_MEMRWA,
+	.ssd_dpl = SEL_UPL,
+	.ssd_p = 1,
+	.ssd_xx = 0, .ssd_xx1 = 0,
+	.ssd_def32 = 1,
+	.ssd_gran = 1		},
 /* GBIOSLOWMEM_SEL 8 BIOS access to realmode segment 0x40, must be #8 in GDT */
-{	0x400,			/* segment base address */
-	0xfffff,		/* length */
-	SDT_MEMRWA,		/* segment type */
-	SEL_KPL,			/* segment descriptor priority level */
-	1,			/* segment descriptor present */
-	0, 0,
-	1,			/* default 32 vs 16 bit size */
-	1  			/* limit granularity (byte/page units)*/ },
+{	.ssd_base = 0x400,
+	.ssd_limit = 0xfffff,
+	.ssd_type = SDT_MEMRWA,
+	.ssd_dpl = SEL_KPL,
+	.ssd_p = 1,
+	.ssd_xx = 0, .ssd_xx1 = 0,
+	.ssd_def32 = 1,
+	.ssd_gran = 1		},
 #ifndef XEN
 /* GPROC0_SEL	9 Proc 0 Tss Descriptor */
 {
-	0x0,			/* segment base address */
-	sizeof(struct i386tss)-1,/* length  */
-	SDT_SYS386TSS,		/* segment type */
-	0,			/* segment descriptor priority level */
-	1,			/* segment descriptor present */
-	0, 0,
-	0,			/* unused - default 32 vs 16 bit size */
-	0  			/* limit granularity (byte/page units)*/ },
+	.ssd_base = 0x0,
+	.ssd_limit = sizeof(struct i386tss)-1,
+	.ssd_type = SDT_SYS386TSS,
+	.ssd_dpl = 0,
+	.ssd_p = 1,
+	.ssd_xx = 0, .ssd_xx1 = 0,
+	.ssd_def32 = 0,
+	.ssd_gran = 0		},
 /* GLDT_SEL	10 LDT Descriptor */
-{	(int) ldt,		/* segment base address  */
-	sizeof(ldt)-1,		/* length - all address space */
-	SDT_SYSLDT,		/* segment type */
-	SEL_UPL,		/* segment descriptor priority level */
-	1,			/* segment descriptor present */
-	0, 0,
-	0,			/* unused - default 32 vs 16 bit size */
-	0  			/* limit granularity (byte/page units)*/ },
+{	.ssd_base = (int) ldt,
+	.ssd_limit = sizeof(ldt)-1,
+	.ssd_type = SDT_SYSLDT,
+	.ssd_dpl = SEL_UPL,
+	.ssd_p = 1,
+	.ssd_xx = 0, .ssd_xx1 = 0,
+	.ssd_def32 = 0,
+	.ssd_gran = 0		},
 /* GUSERLDT_SEL	11 User LDT Descriptor per process */
-{	(int) ldt,		/* segment base address  */
-	(512 * sizeof(union descriptor)-1),		/* length */
-	SDT_SYSLDT,		/* segment type */
-	0,			/* segment descriptor priority level */
-	1,			/* segment descriptor present */
-	0, 0,
-	0,			/* unused - default 32 vs 16 bit size */
-	0  			/* limit granularity (byte/page units)*/ },
+{	.ssd_base = (int) ldt,
+	.ssd_limit = (512 * sizeof(union descriptor)-1),
+	.ssd_type = SDT_SYSLDT,
+	.ssd_dpl = 0,
+	.ssd_p = 1,
+	.ssd_xx = 0, .ssd_xx1 = 0,
+	.ssd_def32 = 0,
+	.ssd_gran = 0		},
 /* GPANIC_SEL	12 Panic Tss Descriptor */
-{	(int) &dblfault_tss,	/* segment base address  */
-	sizeof(struct i386tss)-1,/* length - all address space */
-	SDT_SYS386TSS,		/* segment type */
-	0,			/* segment descriptor priority level */
-	1,			/* segment descriptor present */
-	0, 0,
-	0,			/* unused - default 32 vs 16 bit size */
-	0  			/* limit granularity (byte/page units)*/ },
+{	.ssd_base = (int) &dblfault_tss,
+	.ssd_limit = sizeof(struct i386tss)-1,
+	.ssd_type = SDT_SYS386TSS,
+	.ssd_dpl = 0,
+	.ssd_p = 1,
+	.ssd_xx = 0, .ssd_xx1 = 0,
+	.ssd_def32 = 0,
+	.ssd_gran = 0		},
 /* GBIOSCODE32_SEL 13 BIOS 32-bit interface (32bit Code) */
-{	0,			/* segment base address (overwritten)  */
-	0xfffff,		/* length */
-	SDT_MEMERA,		/* segment type */
-	0,			/* segment descriptor priority level */
-	1,			/* segment descriptor present */
-	0, 0,
-	0,			/* default 32 vs 16 bit size */
-	1  			/* limit granularity (byte/page units)*/ },
+{	.ssd_base = 0,
+	.ssd_limit = 0xfffff,
+	.ssd_type = SDT_MEMERA,
+	.ssd_dpl = 0,
+	.ssd_p = 1,
+	.ssd_xx = 0, .ssd_xx1 = 0,
+	.ssd_def32 = 0,
+	.ssd_gran = 1		},
 /* GBIOSCODE16_SEL 14 BIOS 32-bit interface (16bit Code) */
-{	0,			/* segment base address (overwritten)  */
-	0xfffff,		/* length */
-	SDT_MEMERA,		/* segment type */
-	0,			/* segment descriptor priority level */
-	1,			/* segment descriptor present */
-	0, 0,
-	0,			/* default 32 vs 16 bit size */
-	1  			/* limit granularity (byte/page units)*/ },
+{	.ssd_base = 0,
+	.ssd_limit = 0xfffff,
+	.ssd_type = SDT_MEMERA,
+	.ssd_dpl = 0,
+	.ssd_p = 1,
+	.ssd_xx = 0, .ssd_xx1 = 0,
+	.ssd_def32 = 0,
+	.ssd_gran = 1		},
 /* GBIOSDATA_SEL 15 BIOS 32-bit interface (Data) */
-{	0,			/* segment base address (overwritten) */
-	0xfffff,		/* length */
-	SDT_MEMRWA,		/* segment type */
-	0,			/* segment descriptor priority level */
-	1,			/* segment descriptor present */
-	0, 0,
-	1,			/* default 32 vs 16 bit size */
-	1  			/* limit granularity (byte/page units)*/ },
+{	.ssd_base = 0,
+	.ssd_limit = 0xfffff,
+	.ssd_type = SDT_MEMRWA,
+	.ssd_dpl = 0,
+	.ssd_p = 1,
+	.ssd_xx = 0, .ssd_xx1 = 0,
+	.ssd_def32 = 1,
+	.ssd_gran = 1		},
 /* GBIOSUTIL_SEL 16 BIOS 16-bit interface (Utility) */
-{	0,			/* segment base address (overwritten) */
-	0xfffff,		/* length */
-	SDT_MEMRWA,		/* segment type */
-	0,			/* segment descriptor priority level */
-	1,			/* segment descriptor present */
-	0, 0,
-	0,			/* default 32 vs 16 bit size */
-	1  			/* limit granularity (byte/page units)*/ },
+{	.ssd_base = 0,
+	.ssd_limit = 0xfffff,
+	.ssd_type = SDT_MEMRWA,
+	.ssd_dpl = 0,
+	.ssd_p = 1,
+	.ssd_xx = 0, .ssd_xx1 = 0,
+	.ssd_def32 = 0,
+	.ssd_gran = 1		},
 /* GBIOSARGS_SEL 17 BIOS 16-bit interface (Arguments) */
-{	0,			/* segment base address (overwritten) */
-	0xfffff,		/* length */
-	SDT_MEMRWA,		/* segment type */
-	0,			/* segment descriptor priority level */
-	1,			/* segment descriptor present */
-	0, 0,
-	0,			/* default 32 vs 16 bit size */
-	1  			/* limit granularity (byte/page units)*/ },
+{	.ssd_base = 0,
+	.ssd_limit = 0xfffff,
+	.ssd_type = SDT_MEMRWA,
+	.ssd_dpl = 0,
+	.ssd_p = 1,
+	.ssd_xx = 0, .ssd_xx1 = 0,
+	.ssd_def32 = 0,
+	.ssd_gran = 1		},
 /* GNDIS_SEL	18 NDIS Descriptor */
-{	0x0,			/* segment base address  */
-	0x0,			/* length */
-	0,			/* segment type */
-	0,			/* segment descriptor priority level */
-	0,			/* segment descriptor present */
-	0, 0,
-	0,			/* default 32 vs 16 bit size */
-	0  			/* limit granularity (byte/page units)*/ },
+{	.ssd_base = 0x0,
+	.ssd_limit = 0x0,
+	.ssd_type = 0,
+	.ssd_dpl = 0,
+	.ssd_p = 0,
+	.ssd_xx = 0, .ssd_xx1 = 0,
+	.ssd_def32 = 0,
+	.ssd_gran = 0		},
 #endif /* !XEN */
 };
 
 static struct soft_segment_descriptor ldt_segs[] = {
 	/* Null Descriptor - overwritten by call gate */
-{	0x0,			/* segment base address  */
-	0x0,			/* length - all address space */
-	0,			/* segment type */
-	0,			/* segment descriptor priority level */
-	0,			/* segment descriptor present */
-	0, 0,
-	0,			/* default 32 vs 16 bit size */
-	0  			/* limit granularity (byte/page units)*/ },
+{	.ssd_base = 0x0,
+	.ssd_limit = 0x0,
+	.ssd_type = 0,
+	.ssd_dpl = 0,
+	.ssd_p = 0,
+	.ssd_xx = 0, .ssd_xx1 = 0,
+	.ssd_def32 = 0,
+	.ssd_gran = 0		},
 	/* Null Descriptor - overwritten by call gate */
-{	0x0,			/* segment base address  */
-	0x0,			/* length - all address space */
-	0,			/* segment type */
-	0,			/* segment descriptor priority level */
-	0,			/* segment descriptor present */
-	0, 0,
-	0,			/* default 32 vs 16 bit size */
-	0  			/* limit granularity (byte/page units)*/ },
+{	.ssd_base = 0x0,
+	.ssd_limit = 0x0,
+	.ssd_type = 0,
+	.ssd_dpl = 0,
+	.ssd_p = 0,
+	.ssd_xx = 0, .ssd_xx1 = 0,
+	.ssd_def32 = 0,
+	.ssd_gran = 0		},
 	/* Null Descriptor - overwritten by call gate */
-{	0x0,			/* segment base address  */
-	0x0,			/* length - all address space */
-	0,			/* segment type */
-	0,			/* segment descriptor priority level */
-	0,			/* segment descriptor present */
-	0, 0,
-	0,			/* default 32 vs 16 bit size */
-	0  			/* limit granularity (byte/page units)*/ },
+{	.ssd_base = 0x0,
+	.ssd_limit = 0x0,
+	.ssd_type = 0,
+	.ssd_dpl = 0,
+	.ssd_p = 0,
+	.ssd_xx = 0, .ssd_xx1 = 0,
+	.ssd_def32 = 0,
+	.ssd_gran = 0		},
 	/* Code Descriptor for user */
-{	0x0,			/* segment base address  */
-	0xfffff,		/* length - all address space */
-	SDT_MEMERA,		/* segment type */
-	SEL_UPL,		/* segment descriptor priority level */
-	1,			/* segment descriptor present */
-	0, 0,
-	1,			/* default 32 vs 16 bit size */
-	1  			/* limit granularity (byte/page units)*/ },
+{	.ssd_base = 0x0,
+	.ssd_limit = 0xfffff,
+	.ssd_type = SDT_MEMERA,
+	.ssd_dpl = SEL_UPL,
+	.ssd_p = 1,
+	.ssd_xx = 0, .ssd_xx1 = 0,
+	.ssd_def32 = 1,
+	.ssd_gran = 1		},
 	/* Null Descriptor - overwritten by call gate */
-{	0x0,			/* segment base address  */
-	0x0,			/* length - all address space */
-	0,			/* segment type */
-	0,			/* segment descriptor priority level */
-	0,			/* segment descriptor present */
-	0, 0,
-	0,			/* default 32 vs 16 bit size */
-	0  			/* limit granularity (byte/page units)*/ },
+{	.ssd_base = 0x0,
+	.ssd_limit = 0x0,
+	.ssd_type = 0,
+	.ssd_dpl = 0,
+	.ssd_p = 0,
+	.ssd_xx = 0, .ssd_xx1 = 0,
+	.ssd_def32 = 0,
+	.ssd_gran = 0		},
 	/* Data Descriptor for user */
-{	0x0,			/* segment base address  */
-	0xfffff,		/* length - all address space */
-	SDT_MEMRWA,		/* segment type */
-	SEL_UPL,		/* segment descriptor priority level */
-	1,			/* segment descriptor present */
-	0, 0,
-	1,			/* default 32 vs 16 bit size */
-	1  			/* limit granularity (byte/page units)*/ },
+{	.ssd_base = 0x0,
+	.ssd_limit = 0xfffff,
+	.ssd_type = SDT_MEMRWA,
+	.ssd_dpl = SEL_UPL,
+	.ssd_p = 1,
+	.ssd_xx = 0, .ssd_xx1 = 0,
+	.ssd_def32 = 1,
+	.ssd_gran = 1		},
 };
 
 void