Index: sys/dev/usb/controller/ehci.c
===================================================================
--- sys/dev/usb/controller/ehci.c	(revision 237655)
+++ sys/dev/usb/controller/ehci.c	(working copy)
@@ -187,6 +187,7 @@
 	int i;
 
 	EOWRITE4(sc, EHCI_USBCMD, EHCI_CMD_HCRESET);
+	printf("%s:%d\n", __FILE__, __LINE__);
 	for (i = 0; i < 100; i++) {
 		usb_pause_mtx(NULL, hz / 128);
 		hcr = EOREAD4(sc, EHCI_USBCMD) & EHCI_CMD_HCRESET;
@@ -207,11 +208,15 @@
 					device_printf(sc->sc_bus.bdev,
 					    "set big-endian mode\n");
 				}
+	printf("%s:%d\n", __FILE__, __LINE__);
 				EOWRITE4(sc,  EHCI_USBMODE, usbmode);
+	printf("%s:%d\n", __FILE__, __LINE__);
 			}
+	printf("%s:%d\n", __FILE__, __LINE__);
 			return (0);
 		}
 	}
+	printf("%s:%d\n", __FILE__, __LINE__);
 	device_printf(sc->sc_bus.bdev, "Reset timeout\n");
 	return (USB_ERR_IOERROR);
 }
@@ -340,6 +345,7 @@
 		device_printf(sc->sc_bus.bdev, "reset timeout\n");
 		return (err);
 	}
+	printf("%s:%d\n", __FILE__, __LINE__);
 	/*
 	 * use current frame-list-size selection 0: 1024*4 bytes 1:  512*4
 	 * bytes 2:  256*4 bytes 3:      unknown
@@ -353,6 +359,7 @@
 
 	sc->sc_eintrs = EHCI_NORMAL_INTRS;
 
+	printf("%s:%d\n", __FILE__, __LINE__);
 	if (1) {
 		struct ehci_qh_sub *qh;
 
@@ -371,6 +378,7 @@
 		    htohc32(sc, EHCI_QTD_HALTED);
 	}
 
+	printf("%s:%d\n", __FILE__, __LINE__);
 	for (i = 0; i < EHCI_VIRTUAL_FRAMELIST_COUNT; i++) {
 		ehci_qh_t *qh;
 
@@ -409,6 +417,7 @@
 	 * powers of 2 times 1ms
 	 */
 	bit = EHCI_VIRTUAL_FRAMELIST_COUNT / 2;
+	printf("%s:%d\n", __FILE__, __LINE__);
 	while (bit) {
 		x = bit;
 		while (x & bit) {
@@ -430,6 +439,7 @@
 		bit >>= 1;
 	}
 
+	printf("%s:%d\n", __FILE__, __LINE__);
 	if (1) {
 		ehci_qh_t *qh;
 
@@ -438,6 +448,7 @@
 		/* the last (1ms) QH terminates */
 		qh->qh_link = htohc32(sc, EHCI_LINK_TERMINATE);
 	}
+	printf("%s:%d\n", __FILE__, __LINE__);
 	for (i = 0; i < EHCI_VIRTUAL_FRAMELIST_COUNT; i++) {
 		ehci_sitd_t *sitd;
 		ehci_itd_t *itd;
@@ -488,9 +499,11 @@
 		itd->itd_next =
 		    sitd->sitd_self;
 	}
+	printf("%s:%d\n", __FILE__, __LINE__);
 
 	usbd_get_page(&sc->sc_hw.pframes_pc, 0, &buf_res);
 
+	printf("%s:%d\n", __FILE__, __LINE__);
 	if (1) {
 		uint32_t *pframes;
 
@@ -508,6 +521,7 @@
 	}
 	usbd_get_page(&sc->sc_hw.async_start_pc, 0, &buf_res);
 
+	printf("%s:%d\n", __FILE__, __LINE__);
 	if (1) {
 
 		ehci_qh_t *qh;
@@ -542,6 +556,7 @@
 	}
 	/* flush all cache into memory */
 
+	printf("%s:%d\n", __FILE__, __LINE__);
 	usb_bus_mem_flush_all(&sc->sc_bus, &ehci_iterate_hw_softc);
 
 #ifdef USB_DEBUG
@@ -551,12 +566,15 @@
 #endif
 
 	/* finial setup */
+	printf("%s:%d\n", __FILE__, __LINE__);
  	err = ehci_init_sub(sc);
 
+	printf("%s:%d\n", __FILE__, __LINE__);
 	if (!err) {
 		/* catch any lost interrupts */
 		ehci_do_poll(&sc->sc_bus);
 	}
+	printf("%s:%d\n", __FILE__, __LINE__);
 	return (err);
 }