3 * Copyright (c) 2008,2011 Hans Petter Selasky. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 * The following file contains code that will detect USB autoinstall
31 * TODO: Potentially we could add code to automatically detect USB
32 * mass storage quirks for not supported SCSI commands!
35 #ifdef USB_GLOBAL_INCLUDE_FILE
36 #include USB_GLOBAL_INCLUDE_FILE
38 #include <sys/stdint.h>
39 #include <sys/stddef.h>
40 #include <sys/param.h>
41 #include <sys/queue.h>
42 #include <sys/types.h>
43 #include <sys/systm.h>
44 #include <sys/kernel.h>
46 #include <sys/module.h>
48 #include <sys/mutex.h>
49 #include <sys/condvar.h>
50 #include <sys/sysctl.h>
52 #include <sys/unistd.h>
53 #include <sys/callout.h>
54 #include <sys/malloc.h>
57 #include <dev/usb/usb.h>
58 #include <dev/usb/usbdi.h>
59 #include <dev/usb/usbdi_util.h>
61 #define USB_DEBUG_VAR usb_debug
63 #include <dev/usb/usb_busdma.h>
64 #include <dev/usb/usb_process.h>
65 #include <dev/usb/usb_transfer.h>
66 #include <dev/usb/usb_msctest.h>
67 #include <dev/usb/usb_debug.h>
68 #include <dev/usb/usb_device.h>
69 #include <dev/usb/usb_request.h>
70 #include <dev/usb/usb_util.h>
71 #include <dev/usb/quirk/usb_quirk.h>
72 #endif /* USB_GLOBAL_INCLUDE_FILE */
90 #define SCSI_MAX_LEN MAX(SCSI_FIXED_BLOCK_SIZE, USB_MSCTEST_BULK_SIZE)
91 #define SCSI_INQ_LEN 0x24
92 #define SCSI_SENSE_LEN 0xFF
93 #define SCSI_FIXED_BLOCK_SIZE 512 /* bytes */
95 static uint8_t scsi_test_unit_ready[] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
96 static uint8_t scsi_inquiry[] = { 0x12, 0x00, 0x00, 0x00, SCSI_INQ_LEN, 0x00 };
97 static uint8_t scsi_rezero_init[] = { 0x01, 0x00, 0x00, 0x00, 0x00, 0x00 };
98 static uint8_t scsi_start_stop_unit[] = { 0x1b, 0x00, 0x00, 0x00, 0x02, 0x00 };
99 static uint8_t scsi_ztestor_eject[] = { 0x85, 0x01, 0x01, 0x01, 0x18, 0x01,
100 0x01, 0x01, 0x01, 0x01, 0x00, 0x00 };
101 static uint8_t scsi_cmotech_eject[] = { 0xff, 0x52, 0x44, 0x45, 0x56, 0x43,
103 static uint8_t scsi_huawei_eject[] = { 0x11, 0x06, 0x00, 0x00, 0x00, 0x00,
104 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
105 0x00, 0x00, 0x00, 0x00 };
106 static uint8_t scsi_huawei_eject2[] = { 0x11, 0x06, 0x20, 0x00, 0x00, 0x01,
107 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
108 0x00, 0x00, 0x00, 0x00 };
109 static uint8_t scsi_tct_eject[] = { 0x06, 0xf5, 0x04, 0x02, 0x52, 0x70 };
110 static uint8_t scsi_sync_cache[] = { 0x35, 0x00, 0x00, 0x00, 0x00, 0x00,
111 0x00, 0x00, 0x00, 0x00 };
112 static uint8_t scsi_request_sense[] = { 0x03, 0x00, 0x00, 0x00, 0x12, 0x00,
113 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
114 static uint8_t scsi_read_capacity[] = { 0x25, 0x00, 0x00, 0x00, 0x00, 0x00,
115 0x00, 0x00, 0x00, 0x00 };
117 #ifndef USB_MSCTEST_BULK_SIZE
118 #define USB_MSCTEST_BULK_SIZE 64 /* dummy */
121 #define ERR_CSW_FAILED -1
123 /* Command Block Wrapper */
125 uDWord dCBWSignature;
126 #define CBWSIGNATURE 0x43425355
128 uDWord dCBWDataTransferLength;
130 #define CBWFLAGS_OUT 0x00
131 #define CBWFLAGS_IN 0x80
134 #define CBWCDBLENGTH 16
135 uByte CBWCDB[CBWCDBLENGTH];
138 /* Command Status Wrapper */
140 uDWord dCSWSignature;
141 #define CSWSIGNATURE 0x53425355
143 uDWord dCSWDataResidue;
145 #define CSWSTATUS_GOOD 0x0
146 #define CSWSTATUS_FAILED 0x1
147 #define CSWSTATUS_PHASE 0x2
150 struct bbb_transfer {
156 struct usb_xfer *xfer[ST_MAX];
160 usb_size_t data_len; /* bytes */
161 usb_size_t data_rem; /* bytes */
162 usb_timeout_t data_timeout; /* ms */
163 usb_frlength_t actlen; /* bytes */
164 usb_frlength_t buffer_size; /* bytes */
166 uint8_t cmd_len; /* bytes */
176 static usb_callback_t bbb_command_callback;
177 static usb_callback_t bbb_data_read_callback;
178 static usb_callback_t bbb_data_rd_cs_callback;
179 static usb_callback_t bbb_data_write_callback;
180 static usb_callback_t bbb_data_wr_cs_callback;
181 static usb_callback_t bbb_status_callback;
183 static void bbb_done(struct bbb_transfer *, int);
184 static void bbb_transfer_start(struct bbb_transfer *, uint8_t);
185 static void bbb_data_clear_stall_callback(struct usb_xfer *, uint8_t,
187 static int bbb_command_start(struct bbb_transfer *, uint8_t, uint8_t,
188 void *, size_t, void *, size_t, usb_timeout_t);
189 static struct bbb_transfer *bbb_attach(struct usb_device *, uint8_t);
190 static void bbb_detach(struct bbb_transfer *);
192 static const struct usb_config bbb_config[ST_MAX] = {
196 .endpoint = UE_ADDR_ANY,
197 .direction = UE_DIR_OUT,
198 .bufsize = sizeof(struct bbb_cbw),
199 .callback = &bbb_command_callback,
200 .timeout = 4 * USB_MS_HZ, /* 4 seconds */
205 .endpoint = UE_ADDR_ANY,
206 .direction = UE_DIR_IN,
207 .bufsize = SCSI_MAX_LEN,
208 .flags = {.proxy_buffer = 1,.short_xfer_ok = 1,},
209 .callback = &bbb_data_read_callback,
210 .timeout = 4 * USB_MS_HZ, /* 4 seconds */
215 .endpoint = 0x00, /* Control pipe */
216 .direction = UE_DIR_ANY,
217 .bufsize = sizeof(struct usb_device_request),
218 .callback = &bbb_data_rd_cs_callback,
219 .timeout = 1 * USB_MS_HZ, /* 1 second */
224 .endpoint = UE_ADDR_ANY,
225 .direction = UE_DIR_OUT,
226 .bufsize = SCSI_MAX_LEN,
227 .flags = {.ext_buffer = 1,.proxy_buffer = 1,},
228 .callback = &bbb_data_write_callback,
229 .timeout = 4 * USB_MS_HZ, /* 4 seconds */
234 .endpoint = 0x00, /* Control pipe */
235 .direction = UE_DIR_ANY,
236 .bufsize = sizeof(struct usb_device_request),
237 .callback = &bbb_data_wr_cs_callback,
238 .timeout = 1 * USB_MS_HZ, /* 1 second */
243 .endpoint = UE_ADDR_ANY,
244 .direction = UE_DIR_IN,
245 .bufsize = sizeof(struct bbb_csw),
246 .flags = {.short_xfer_ok = 1,},
247 .callback = &bbb_status_callback,
248 .timeout = 1 * USB_MS_HZ, /* 1 second */
253 bbb_done(struct bbb_transfer *sc, int error)
256 sc->state = ST_COMMAND;
262 bbb_transfer_start(struct bbb_transfer *sc, uint8_t xfer_index)
264 sc->state = xfer_index;
265 usbd_transfer_start(sc->xfer[xfer_index]);
269 bbb_data_clear_stall_callback(struct usb_xfer *xfer,
270 uint8_t next_xfer, uint8_t stall_xfer)
272 struct bbb_transfer *sc = usbd_xfer_softc(xfer);
274 if (usbd_clear_stall_callback(xfer, sc->xfer[stall_xfer])) {
275 switch (USB_GET_STATE(xfer)) {
277 case USB_ST_TRANSFERRED:
278 bbb_transfer_start(sc, next_xfer);
281 bbb_done(sc, USB_ERR_STALLED);
288 bbb_command_callback(struct usb_xfer *xfer, usb_error_t error)
290 struct bbb_transfer *sc = usbd_xfer_softc(xfer);
293 switch (USB_GET_STATE(xfer)) {
294 case USB_ST_TRANSFERRED:
296 (sc, ((sc->dir == DIR_IN) ? ST_DATA_RD :
297 (sc->dir == DIR_OUT) ? ST_DATA_WR :
303 tag = UGETDW(sc->cbw->dCBWTag) + 1;
304 USETDW(sc->cbw->dCBWSignature, CBWSIGNATURE);
305 USETDW(sc->cbw->dCBWTag, tag);
306 USETDW(sc->cbw->dCBWDataTransferLength, (uint32_t)sc->data_len);
307 sc->cbw->bCBWFlags = ((sc->dir == DIR_IN) ? CBWFLAGS_IN : CBWFLAGS_OUT);
308 sc->cbw->bCBWLUN = sc->lun;
309 sc->cbw->bCDBLength = sc->cmd_len;
310 if (sc->cbw->bCDBLength > sizeof(sc->cbw->CBWCDB)) {
311 sc->cbw->bCDBLength = sizeof(sc->cbw->CBWCDB);
312 DPRINTFN(0, "Truncating long command\n");
314 usbd_xfer_set_frame_len(xfer, 0,
315 sizeof(struct bbb_cbw));
316 usbd_transfer_submit(xfer);
326 bbb_data_read_callback(struct usb_xfer *xfer, usb_error_t error)
328 struct bbb_transfer *sc = usbd_xfer_softc(xfer);
329 usb_frlength_t max_bulk = usbd_xfer_max_len(xfer);
332 usbd_xfer_status(xfer, &actlen, &sumlen, NULL, NULL);
334 switch (USB_GET_STATE(xfer)) {
335 case USB_ST_TRANSFERRED:
336 sc->data_rem -= actlen;
337 sc->data_ptr += actlen;
338 sc->actlen += actlen;
340 if (actlen < sumlen) {
345 DPRINTF("max_bulk=%d, data_rem=%d\n",
346 max_bulk, sc->data_rem);
348 if (sc->data_rem == 0) {
349 bbb_transfer_start(sc, ST_STATUS);
352 if (max_bulk > sc->data_rem) {
353 max_bulk = sc->data_rem;
355 usbd_xfer_set_timeout(xfer, sc->data_timeout);
356 usbd_xfer_set_frame_data(xfer, 0, sc->data_ptr, max_bulk);
357 usbd_transfer_submit(xfer);
361 if (error == USB_ERR_CANCELLED) {
364 bbb_transfer_start(sc, ST_DATA_RD_CS);
371 bbb_data_rd_cs_callback(struct usb_xfer *xfer, usb_error_t error)
373 bbb_data_clear_stall_callback(xfer, ST_STATUS,
378 bbb_data_write_callback(struct usb_xfer *xfer, usb_error_t error)
380 struct bbb_transfer *sc = usbd_xfer_softc(xfer);
381 usb_frlength_t max_bulk = usbd_xfer_max_len(xfer);
384 usbd_xfer_status(xfer, &actlen, &sumlen, NULL, NULL);
386 switch (USB_GET_STATE(xfer)) {
387 case USB_ST_TRANSFERRED:
388 sc->data_rem -= actlen;
389 sc->data_ptr += actlen;
390 sc->actlen += actlen;
392 if (actlen < sumlen) {
397 DPRINTF("max_bulk=%d, data_rem=%d\n",
398 max_bulk, sc->data_rem);
400 if (sc->data_rem == 0) {
401 bbb_transfer_start(sc, ST_STATUS);
404 if (max_bulk > sc->data_rem) {
405 max_bulk = sc->data_rem;
407 usbd_xfer_set_timeout(xfer, sc->data_timeout);
408 usbd_xfer_set_frame_data(xfer, 0, sc->data_ptr, max_bulk);
409 usbd_transfer_submit(xfer);
413 if (error == USB_ERR_CANCELLED) {
416 bbb_transfer_start(sc, ST_DATA_WR_CS);
423 bbb_data_wr_cs_callback(struct usb_xfer *xfer, usb_error_t error)
425 bbb_data_clear_stall_callback(xfer, ST_STATUS,
430 bbb_status_callback(struct usb_xfer *xfer, usb_error_t error)
432 struct bbb_transfer *sc = usbd_xfer_softc(xfer);
436 usbd_xfer_status(xfer, &actlen, &sumlen, NULL, NULL);
438 switch (USB_GET_STATE(xfer)) {
439 case USB_ST_TRANSFERRED:
441 /* very simple status check */
443 if (actlen < (int)sizeof(struct bbb_csw)) {
444 bbb_done(sc, USB_ERR_SHORT_XFER);
445 } else if (sc->csw->bCSWStatus == CSWSTATUS_GOOD) {
446 bbb_done(sc, 0); /* success */
448 bbb_done(sc, ERR_CSW_FAILED); /* error */
453 usbd_xfer_set_frame_len(xfer, 0,
454 sizeof(struct bbb_csw));
455 usbd_transfer_submit(xfer);
459 DPRINTF("Failed to read CSW: %s, try %d\n",
460 usbd_errstr(error), sc->status_try);
462 if (error == USB_ERR_CANCELLED || sc->status_try) {
466 bbb_transfer_start(sc, ST_DATA_RD_CS);
472 /*------------------------------------------------------------------------*
473 * bbb_command_start - execute a SCSI command synchronously
478 *------------------------------------------------------------------------*/
480 bbb_command_start(struct bbb_transfer *sc, uint8_t dir, uint8_t lun,
481 void *data_ptr, size_t data_len, void *cmd_ptr, size_t cmd_len,
482 usb_timeout_t data_timeout)
485 sc->dir = data_len ? dir : DIR_NONE;
486 sc->data_ptr = data_ptr;
487 sc->data_len = data_len;
488 sc->data_rem = data_len;
489 sc->data_timeout = (data_timeout + USB_MS_HZ);
492 sc->cmd_len = cmd_len;
493 memset(&sc->cbw->CBWCDB, 0, sizeof(sc->cbw->CBWCDB));
494 memcpy(&sc->cbw->CBWCDB, cmd_ptr, cmd_len);
495 DPRINTFN(1, "SCSI cmd = %*D\n", (int)cmd_len, (char *)sc->cbw->CBWCDB, ":");
498 usbd_transfer_start(sc->xfer[sc->state]);
500 while (usbd_transfer_pending(sc->xfer[sc->state])) {
501 cv_wait(&sc->cv, &sc->mtx);
503 mtx_unlock(&sc->mtx);
507 static struct bbb_transfer *
508 bbb_attach(struct usb_device *udev, uint8_t iface_index)
510 struct usb_interface *iface;
511 struct usb_interface_descriptor *id;
512 struct bbb_transfer *sc;
515 #if USB_HAVE_MSCTEST_DETACH
518 /* Prevent re-enumeration */
519 do_unlock = usbd_enum_lock(udev);
522 * Make sure any driver which is hooked up to this interface,
523 * like umass is gone:
525 usb_detach_device(udev, iface_index, 0);
528 usbd_enum_unlock(udev);
531 iface = usbd_get_iface(udev, iface_index);
536 if (id == NULL || id->bInterfaceClass != UICLASS_MASS)
539 switch (id->bInterfaceSubClass) {
540 case UISUBCLASS_SCSI:
542 case UISUBCLASS_SFF8020I:
543 case UISUBCLASS_SFF8070I:
549 switch (id->bInterfaceProtocol) {
550 case UIPROTO_MASS_BBB_OLD:
551 case UIPROTO_MASS_BBB:
557 sc = malloc(sizeof(*sc), M_USB, M_WAITOK | M_ZERO);
558 mtx_init(&sc->mtx, "USB autoinstall", NULL, MTX_DEF);
559 cv_init(&sc->cv, "WBBB");
561 err = usbd_transfer_setup(udev, &iface_index, sc->xfer, bbb_config,
562 ST_MAX, sc, &sc->mtx);
567 /* store pointer to DMA buffers */
568 sc->buffer = usbd_xfer_get_frame_buffer(
569 sc->xfer[ST_DATA_RD], 0);
571 usbd_xfer_max_len(sc->xfer[ST_DATA_RD]);
572 sc->cbw = usbd_xfer_get_frame_buffer(
573 sc->xfer[ST_COMMAND], 0);
574 sc->csw = usbd_xfer_get_frame_buffer(
575 sc->xfer[ST_STATUS], 0);
581 bbb_detach(struct bbb_transfer *sc)
583 usbd_transfer_unsetup(sc->xfer, ST_MAX);
584 mtx_destroy(&sc->mtx);
589 /*------------------------------------------------------------------------*
593 * 1: This interface is an auto install disk (CD-ROM)
594 * 0: Not an auto install disk.
595 *------------------------------------------------------------------------*/
597 usb_iface_is_cdrom(struct usb_device *udev, uint8_t iface_index)
599 struct bbb_transfer *sc;
605 sc = bbb_attach(udev, iface_index);
610 timeout = 4; /* tries */
612 err = bbb_command_start(sc, DIR_IN, 0, sc->buffer,
613 SCSI_INQ_LEN, &scsi_inquiry, sizeof(scsi_inquiry),
616 if (err == 0 && sc->actlen > 0) {
617 sid_type = sc->buffer[0] & 0x1F;
618 if (sid_type == 0x05)
621 } else if (err != ERR_CSW_FAILED)
622 break; /* non retryable error */
623 usb_pause_mtx(NULL, hz);
630 usb_msc_get_max_lun(struct usb_device *udev, uint8_t iface_index)
632 struct usb_device_request req;
637 /* The Get Max Lun command is a class-specific request. */
638 req.bmRequestType = UT_READ_CLASS_INTERFACE;
639 req.bRequest = 0xFE; /* GET_MAX_LUN */
640 USETW(req.wValue, 0);
641 req.wIndex[0] = iface_index;
643 USETW(req.wLength, 1);
645 err = usbd_do_request(udev, NULL, &req, &buf);
653 usb_msc_auto_quirk(struct usb_device *udev, uint8_t iface_index)
655 struct bbb_transfer *sc;
657 uint8_t is_no_direct;
661 sc = bbb_attach(udev, iface_index);
666 * Some devices need a delay after that the configuration
667 * value is set to function properly:
669 usb_pause_mtx(NULL, hz);
671 if (usb_msc_get_max_lun(udev, iface_index) == 0) {
672 DPRINTF("Device has only got one LUN.\n");
673 usbd_add_dynamic_quirk(udev, UQ_MSC_NO_GETMAXLUN);
677 for (timeout = 4; timeout != 0; timeout--) {
678 err = bbb_command_start(sc, DIR_IN, 0, sc->buffer,
679 SCSI_INQ_LEN, &scsi_inquiry, sizeof(scsi_inquiry),
682 if (err == 0 && sc->actlen > 0) {
683 sid_type = sc->buffer[0] & 0x1F;
684 if (sid_type == 0x00)
687 } else if (err != ERR_CSW_FAILED) {
688 DPRINTF("Device is not responding "
689 "properly to SCSI INQUIRY command.\n");
690 goto error; /* non retryable error */
692 usb_pause_mtx(NULL, hz);
696 DPRINTF("Device is not direct access.\n");
700 err = bbb_command_start(sc, DIR_IN, 0, NULL, 0,
701 &scsi_test_unit_ready, sizeof(scsi_test_unit_ready),
706 if (err != ERR_CSW_FAILED)
712 err = bbb_command_start(sc, DIR_IN, 0, NULL, 0,
713 &scsi_sync_cache, sizeof(scsi_sync_cache),
718 if (err != ERR_CSW_FAILED)
721 DPRINTF("Device doesn't handle synchronize cache\n");
723 usbd_add_dynamic_quirk(udev, UQ_MSC_NO_SYNC_CACHE);
728 * Certain Kingston memory sticks fail the first
729 * read capacity after a synchronize cache command
730 * has been issued. Disable the synchronize cache
731 * command for such devices.
734 err = bbb_command_start(sc, DIR_IN, 0, sc->buffer, 8,
735 &scsi_read_capacity, sizeof(scsi_read_capacity),
739 if (err != ERR_CSW_FAILED)
742 err = bbb_command_start(sc, DIR_IN, 0, sc->buffer, 8,
743 &scsi_read_capacity, sizeof(scsi_read_capacity),
748 goto retry_sync_cache;
750 DPRINTF("Device most likely doesn't "
751 "handle synchronize cache\n");
753 usbd_add_dynamic_quirk(udev,
754 UQ_MSC_NO_SYNC_CACHE);
756 if (err != ERR_CSW_FAILED)
762 /* clear sense status of any failed commands on the device */
764 err = bbb_command_start(sc, DIR_IN, 0, sc->buffer,
765 SCSI_INQ_LEN, &scsi_inquiry, sizeof(scsi_inquiry),
768 DPRINTF("Inquiry = %d\n", err);
772 if (err != ERR_CSW_FAILED)
776 err = bbb_command_start(sc, DIR_IN, 0, sc->buffer,
777 SCSI_SENSE_LEN, &scsi_request_sense,
778 sizeof(scsi_request_sense), USB_MS_HZ);
780 DPRINTF("Request sense = %d\n", err);
784 if (err != ERR_CSW_FAILED)
795 DPRINTF("Device did not respond, enabling all quirks\n");
797 usbd_add_dynamic_quirk(udev, UQ_MSC_NO_SYNC_CACHE);
798 usbd_add_dynamic_quirk(udev, UQ_MSC_NO_TEST_UNIT_READY);
800 /* Need to re-enumerate the device */
801 usbd_req_re_enumerate(udev, NULL);
803 return (USB_ERR_STALLED);
807 usb_msc_eject(struct usb_device *udev, uint8_t iface_index, int method)
809 struct bbb_transfer *sc;
812 sc = bbb_attach(udev, iface_index);
814 return (USB_ERR_INVAL);
817 case MSC_EJECT_STOPUNIT:
818 err = bbb_command_start(sc, DIR_IN, 0, NULL, 0,
819 &scsi_test_unit_ready, sizeof(scsi_test_unit_ready),
821 DPRINTF("Test unit ready status: %s\n", usbd_errstr(err));
822 err = bbb_command_start(sc, DIR_IN, 0, NULL, 0,
823 &scsi_start_stop_unit, sizeof(scsi_start_stop_unit),
826 case MSC_EJECT_REZERO:
827 err = bbb_command_start(sc, DIR_IN, 0, NULL, 0,
828 &scsi_rezero_init, sizeof(scsi_rezero_init),
831 case MSC_EJECT_ZTESTOR:
832 err = bbb_command_start(sc, DIR_IN, 0, NULL, 0,
833 &scsi_ztestor_eject, sizeof(scsi_ztestor_eject),
836 case MSC_EJECT_CMOTECH:
837 err = bbb_command_start(sc, DIR_IN, 0, NULL, 0,
838 &scsi_cmotech_eject, sizeof(scsi_cmotech_eject),
841 case MSC_EJECT_HUAWEI:
842 err = bbb_command_start(sc, DIR_IN, 0, NULL, 0,
843 &scsi_huawei_eject, sizeof(scsi_huawei_eject),
846 case MSC_EJECT_HUAWEI2:
847 err = bbb_command_start(sc, DIR_IN, 0, NULL, 0,
848 &scsi_huawei_eject2, sizeof(scsi_huawei_eject2),
853 * TCTMobile needs DIR_IN flag. To get it, we
854 * supply a dummy data with the command.
856 err = bbb_command_start(sc, DIR_IN, 0, sc->buffer,
857 sc->buffer_size, &scsi_tct_eject,
858 sizeof(scsi_tct_eject), USB_MS_HZ);
861 DPRINTF("Unknown eject method (%d)\n", method);
863 return (USB_ERR_INVAL);
866 DPRINTF("Eject CD command status: %s\n", usbd_errstr(err));
873 usb_msc_read_10(struct usb_device *udev, uint8_t iface_index,
874 uint32_t lba, uint32_t blocks, void *buffer)
876 struct bbb_transfer *sc;
880 cmd[0] = 0x28; /* READ_10 */
887 cmd[7] = blocks >> 8;
891 sc = bbb_attach(udev, iface_index);
893 return (USB_ERR_INVAL);
895 err = bbb_command_start(sc, DIR_IN, 0, buffer,
896 blocks * SCSI_FIXED_BLOCK_SIZE, cmd, 10, USB_MS_HZ);
904 usb_msc_write_10(struct usb_device *udev, uint8_t iface_index,
905 uint32_t lba, uint32_t blocks, void *buffer)
907 struct bbb_transfer *sc;
911 cmd[0] = 0x2a; /* WRITE_10 */
918 cmd[7] = blocks >> 8;
922 sc = bbb_attach(udev, iface_index);
924 return (USB_ERR_INVAL);
926 err = bbb_command_start(sc, DIR_OUT, 0, buffer,
927 blocks * SCSI_FIXED_BLOCK_SIZE, cmd, 10, USB_MS_HZ);
935 usb_msc_read_capacity(struct usb_device *udev, uint8_t iface_index,
936 uint32_t *lba_last, uint32_t *block_size)
938 struct bbb_transfer *sc;
941 sc = bbb_attach(udev, iface_index);
943 return (USB_ERR_INVAL);
945 err = bbb_command_start(sc, DIR_IN, 0, sc->buffer, 8,
946 &scsi_read_capacity, sizeof(scsi_read_capacity),
950 (sc->buffer[0] << 24) |
951 (sc->buffer[1] << 16) |
952 (sc->buffer[2] << 8) |
956 (sc->buffer[4] << 24) |
957 (sc->buffer[5] << 16) |
958 (sc->buffer[6] << 8) |
961 /* we currently only support one block size */
962 if (*block_size != SCSI_FIXED_BLOCK_SIZE)