2 * Most of this source has been derived from the Linux USB
4 * (c) 1999-2002 Matthew Dharm (mdharm-usb@one-eyed-alien.net)
5 * (c) 2000 David L. Brown, Jr. (usb-storage@davidb.org)
6 * (c) 1999 Michael Gee (michael@linuxspecific.com)
7 * (c) 2000 Yggdrasil Computing, Inc.
11 * (C) Copyright 2001 Denis Peter, MPL AG Switzerland
13 * For BBB support (C) Copyright 2003
14 * Gary Jennejohn, DENX Software Engineering <garyj@denx.de>
16 * BBB support based on /sys/dev/usb/umass.c from
19 * See file CREDITS for list of people who contributed to this
22 * This program is free software; you can redistribute it and/or
23 * modify it under the terms of the GNU General Public License as
24 * published by the Free Software Foundation; either version 2 of
25 * the License, or (at your option) any later version.
27 * This program is distributed in the hope that it will be useful,
28 * but WITHOUT ANY WARRANTY; without even the implied warranty of
29 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
30 * GNU General Public License for more details.
32 * You should have received a copy of the GNU General Public License
33 * along with this program; if not, write to the Free Software
34 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
40 * Currently only the CBI transport protocoll has been implemented, and it
41 * is only tested with a TEAC USB Floppy. Other Massstorages with CBI or CB
42 * transport protocoll may work as well.
46 * Support for USB Mass Storage Devices (BBB) has been added. It has
47 * only been tested with USB memory sticks.
53 #include <asm/byteorder.h>
54 #include <asm/processor.h>
59 #undef BBB_COMDAT_TRACE
60 #undef BBB_XPORT_TRACE
63 #define USB_BLK_DEBUG 1
65 #define USB_BLK_DEBUG 0
68 #define USB_STOR_PRINTF(fmt, args...) debug_cond(USB_BLK_DEBUG, fmt, ##args)
71 /* direction table -- this indicates the direction of the data
72 * transfer for each command code -- a 1 indicates input
74 static const unsigned char us_direction
[256/8] = {
75 0x28, 0x81, 0x14, 0x14, 0x20, 0x01, 0x90, 0x77,
76 0x0C, 0x20, 0x00, 0x04, 0x00, 0x00, 0x00, 0x00,
77 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x01,
78 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
80 #define US_DIRECTION(x) ((us_direction[x>>3] >> (x & 7)) & 1)
82 static ccb usb_ccb
__attribute__((aligned(ARCH_DMA_MINALIGN
)));
93 #define US_BBB_RESET 0xff
94 #define US_BBB_GET_MAX_LUN 0xfe
96 /* Command Block Wrapper */
99 # define CBWSIGNATURE 0x43425355
101 __u32 dCBWDataTransferLength
;
103 # define CBWFLAGS_OUT 0x00
104 # define CBWFLAGS_IN 0x80
107 # define CBWCDBLENGTH 16
108 __u8 CBWCDB
[CBWCDBLENGTH
];
110 #define UMASS_BBB_CBW_SIZE 31
113 /* Command Status Wrapper */
116 # define CSWSIGNATURE 0x53425355
118 __u32 dCSWDataResidue
;
120 # define CSWSTATUS_GOOD 0x0
121 # define CSWSTATUS_FAILED 0x1
122 # define CSWSTATUS_PHASE 0x2
124 #define UMASS_BBB_CSW_SIZE 13
126 #define USB_MAX_STOR_DEV 5
127 static int usb_max_devs
; /* number of highest available usb device */
129 static block_dev_desc_t usb_dev_desc
[USB_MAX_STOR_DEV
];
132 typedef int (*trans_cmnd
)(ccb
*cb
, struct us_data
*data
);
133 typedef int (*trans_reset
)(struct us_data
*data
);
136 struct usb_device
*pusb_dev
; /* this usb_device */
138 unsigned int flags
; /* from filter initially */
139 # define USB_READY (1 << 0)
140 unsigned char ifnum
; /* interface number */
141 unsigned char ep_in
; /* in endpoint */
142 unsigned char ep_out
; /* out ....... */
143 unsigned char ep_int
; /* interrupt . */
144 unsigned char subclass
; /* as in overview */
145 unsigned char protocol
; /* .............. */
146 unsigned char attention_done
; /* force attn on first cmd */
147 unsigned short ip_data
; /* interrupt data */
148 int action
; /* what to do */
149 int ip_wanted
; /* needed */
150 int *irq_handle
; /* for USB int requests */
151 unsigned int irqpipe
; /* pipe for release_irq */
152 unsigned char irqmaxp
; /* max packed for irq Pipe */
153 unsigned char irqinterval
; /* Intervall for IRQ Pipe */
154 ccb
*srb
; /* current srb */
155 trans_reset transport_reset
; /* reset routine */
156 trans_cmnd transport
; /* transport routine */
159 #ifdef CONFIG_USB_EHCI
161 * The U-Boot EHCI driver can handle any transfer length as long as there is
162 * enough free heap space left, but the SCSI READ(10) and WRITE(10) commands are
163 * limited to 65535 blocks.
165 #define USB_MAX_XFER_BLK 65535
167 #define USB_MAX_XFER_BLK 20
170 static struct us_data usb_stor
[USB_MAX_STOR_DEV
];
173 #define USB_STOR_TRANSPORT_GOOD 0
174 #define USB_STOR_TRANSPORT_FAILED -1
175 #define USB_STOR_TRANSPORT_ERROR -2
177 int usb_stor_get_info(struct usb_device
*dev
, struct us_data
*us
,
178 block_dev_desc_t
*dev_desc
);
179 int usb_storage_probe(struct usb_device
*dev
, unsigned int ifnum
,
181 unsigned long usb_stor_read(int device
, unsigned long blknr
,
182 lbaint_t blkcnt
, void *buffer
);
183 unsigned long usb_stor_write(int device
, unsigned long blknr
,
184 lbaint_t blkcnt
, const void *buffer
);
185 struct usb_device
* usb_get_dev_index(int index
);
186 void uhci_show_temp_int_td(void);
188 #ifdef CONFIG_PARTITIONS
189 block_dev_desc_t
*usb_stor_get_dev(int index
)
191 return (index
< usb_max_devs
) ? &usb_dev_desc
[index
] : NULL
;
195 void usb_show_progress(void)
200 /*******************************************************************************
201 * show info on storage devices; 'usb start/init' must be invoked earlier
202 * as we only retrieve structures populated during devices initialization
204 int usb_stor_info(void)
208 if (usb_max_devs
> 0) {
209 for (i
= 0; i
< usb_max_devs
; i
++) {
210 printf(" Device %d: ", i
);
211 dev_print(&usb_dev_desc
[i
]);
216 printf("No storage devices, perhaps not 'usb start'ed..?\n");
220 static unsigned int usb_get_max_lun(struct us_data
*us
)
223 ALLOC_CACHE_ALIGN_BUFFER(unsigned char, result
, 1);
224 len
= usb_control_msg(us
->pusb_dev
,
225 usb_rcvctrlpipe(us
->pusb_dev
, 0),
227 USB_TYPE_CLASS
| USB_RECIP_INTERFACE
| USB_DIR_IN
,
229 result
, sizeof(char),
230 USB_CNTL_TIMEOUT
* 5);
231 USB_STOR_PRINTF("Get Max LUN -> len = %i, result = %i\n",
233 return (len
> 0) ? *result
: 0;
236 /*******************************************************************************
237 * scan the usb and reports device info
238 * to the user if mode = 1
239 * returns current device or -1 if no
241 int usb_stor_scan(int mode
)
244 struct usb_device
*dev
;
247 printf(" scanning usb for storage devices... ");
249 usb_disable_asynch(1); /* asynch transfer not allowed */
251 for (i
= 0; i
< USB_MAX_STOR_DEV
; i
++) {
252 memset(&usb_dev_desc
[i
], 0, sizeof(block_dev_desc_t
));
253 usb_dev_desc
[i
].if_type
= IF_TYPE_USB
;
254 usb_dev_desc
[i
].dev
= i
;
255 usb_dev_desc
[i
].part_type
= PART_TYPE_UNKNOWN
;
256 usb_dev_desc
[i
].target
= 0xff;
257 usb_dev_desc
[i
].type
= DEV_TYPE_UNKNOWN
;
258 usb_dev_desc
[i
].block_read
= usb_stor_read
;
259 usb_dev_desc
[i
].block_write
= usb_stor_write
;
263 for (i
= 0; i
< USB_MAX_DEVICE
; i
++) {
264 dev
= usb_get_dev_index(i
); /* get device */
265 USB_STOR_PRINTF("i=%d\n", i
);
267 break; /* no more devices available */
269 if (usb_storage_probe(dev
, 0, &usb_stor
[usb_max_devs
])) {
270 /* OK, it's a storage device. Iterate over its LUNs
271 * and populate `usb_dev_desc'.
273 int lun
, max_lun
, start
= usb_max_devs
;
275 max_lun
= usb_get_max_lun(&usb_stor
[usb_max_devs
]);
277 lun
<= max_lun
&& usb_max_devs
< USB_MAX_STOR_DEV
;
279 usb_dev_desc
[usb_max_devs
].lun
= lun
;
280 if (usb_stor_get_info(dev
, &usb_stor
[start
],
281 &usb_dev_desc
[usb_max_devs
]) == 1) {
286 /* if storage device */
287 if (usb_max_devs
== USB_MAX_STOR_DEV
) {
288 printf("max USB Storage Device reached: %d stopping\n",
294 usb_disable_asynch(0); /* asynch transfer allowed */
295 printf("%d Storage Device(s) found\n", usb_max_devs
);
296 if (usb_max_devs
> 0)
301 static int usb_stor_irq(struct usb_device
*dev
)
304 us
= (struct us_data
*)dev
->privptr
;
312 #ifdef USB_STOR_DEBUG
314 static void usb_show_srb(ccb
*pccb
)
317 printf("SRB: len %d datalen 0x%lX\n ", pccb
->cmdlen
, pccb
->datalen
);
318 for (i
= 0; i
< 12; i
++)
319 printf("%02X ", pccb
->cmd
[i
]);
323 static void display_int_status(unsigned long tmp
)
325 printf("Status: %s %s %s %s %s %s %s\n",
326 (tmp
& USB_ST_ACTIVE
) ? "Active" : "",
327 (tmp
& USB_ST_STALLED
) ? "Stalled" : "",
328 (tmp
& USB_ST_BUF_ERR
) ? "Buffer Error" : "",
329 (tmp
& USB_ST_BABBLE_DET
) ? "Babble Det" : "",
330 (tmp
& USB_ST_NAK_REC
) ? "NAKed" : "",
331 (tmp
& USB_ST_CRC_ERR
) ? "CRC Error" : "",
332 (tmp
& USB_ST_BIT_ERR
) ? "Bitstuff Error" : "");
335 /***********************************************************************
336 * Data transfer routines
337 ***********************************************************************/
339 static int us_one_transfer(struct us_data
*us
, int pipe
, char *buf
, int length
)
348 /* determine the maximum packet size for these transfers */
349 max_size
= usb_maxpacket(us
->pusb_dev
, pipe
) * 16;
351 /* while we have data left to transfer */
354 /* calculate how long this will be -- maximum or a remainder */
355 this_xfer
= length
> max_size
? max_size
: length
;
358 /* setup the retry counter */
361 /* set up the transfer loop */
363 /* transfer the data */
364 USB_STOR_PRINTF("Bulk xfer 0x%x(%d) try #%d\n",
365 (unsigned int)buf
, this_xfer
, 11 - maxtry
);
366 result
= usb_bulk_msg(us
->pusb_dev
, pipe
, buf
,
368 USB_CNTL_TIMEOUT
* 5);
369 USB_STOR_PRINTF("bulk_msg returned %d xferred %d/%d\n",
370 result
, partial
, this_xfer
);
371 if (us
->pusb_dev
->status
!= 0) {
372 /* if we stall, we need to clear it before
375 #ifdef USB_STOR_DEBUG
376 display_int_status(us
->pusb_dev
->status
);
378 if (us
->pusb_dev
->status
& USB_ST_STALLED
) {
379 USB_STOR_PRINTF("stalled ->clearing endpoint halt for pipe 0x%x\n", pipe
);
380 stat
= us
->pusb_dev
->status
;
381 usb_clear_halt(us
->pusb_dev
, pipe
);
382 us
->pusb_dev
->status
= stat
;
383 if (this_xfer
== partial
) {
384 USB_STOR_PRINTF("bulk transferred with error %lX, but data ok\n", us
->pusb_dev
->status
);
390 if (us
->pusb_dev
->status
& USB_ST_NAK_REC
) {
391 USB_STOR_PRINTF("Device NAKed bulk_msg\n");
394 USB_STOR_PRINTF("bulk transferred with error");
395 if (this_xfer
== partial
) {
396 USB_STOR_PRINTF(" %ld, but data ok\n",
397 us
->pusb_dev
->status
);
400 /* if our try counter reaches 0, bail out */
401 USB_STOR_PRINTF(" %ld, data %d\n",
402 us
->pusb_dev
->status
, partial
);
406 /* update to show what data was transferred */
407 this_xfer
-= partial
;
409 /* continue until this transfer is done */
413 /* if we get here, we're done and successful */
417 static int usb_stor_BBB_reset(struct us_data
*us
)
423 * Reset recovery (5.3.4 in Universal Serial Bus Mass Storage Class)
425 * For Reset Recovery the host shall issue in the following order:
426 * a) a Bulk-Only Mass Storage Reset
427 * b) a Clear Feature HALT to the Bulk-In endpoint
428 * c) a Clear Feature HALT to the Bulk-Out endpoint
430 * This is done in 3 steps.
432 * If the reset doesn't succeed, the device should be port reset.
434 * This comment stolen from FreeBSD's /sys/dev/usb/umass.c.
436 USB_STOR_PRINTF("BBB_reset\n");
437 result
= usb_control_msg(us
->pusb_dev
, usb_sndctrlpipe(us
->pusb_dev
, 0),
439 USB_TYPE_CLASS
| USB_RECIP_INTERFACE
,
440 0, us
->ifnum
, 0, 0, USB_CNTL_TIMEOUT
* 5);
442 if ((result
< 0) && (us
->pusb_dev
->status
& USB_ST_STALLED
)) {
443 USB_STOR_PRINTF("RESET:stall\n");
447 /* long wait for reset */
449 USB_STOR_PRINTF("BBB_reset result %d: status %lX reset\n", result
,
450 us
->pusb_dev
->status
);
451 pipe
= usb_rcvbulkpipe(us
->pusb_dev
, us
->ep_in
);
452 result
= usb_clear_halt(us
->pusb_dev
, pipe
);
453 /* long wait for reset */
455 USB_STOR_PRINTF("BBB_reset result %d: status %lX clearing IN endpoint\n",
456 result
, us
->pusb_dev
->status
);
457 /* long wait for reset */
458 pipe
= usb_sndbulkpipe(us
->pusb_dev
, us
->ep_out
);
459 result
= usb_clear_halt(us
->pusb_dev
, pipe
);
461 USB_STOR_PRINTF("BBB_reset result %d: status %lX"
462 " clearing OUT endpoint\n", result
,
463 us
->pusb_dev
->status
);
464 USB_STOR_PRINTF("BBB_reset done\n");
468 /* FIXME: this reset function doesn't really reset the port, and it
469 * should. Actually it should probably do what it's doing here, and
470 * reset the port physically
472 static int usb_stor_CB_reset(struct us_data
*us
)
474 unsigned char cmd
[12];
477 USB_STOR_PRINTF("CB_reset\n");
478 memset(cmd
, 0xff, sizeof(cmd
));
479 cmd
[0] = SCSI_SEND_DIAG
;
481 result
= usb_control_msg(us
->pusb_dev
, usb_sndctrlpipe(us
->pusb_dev
, 0),
483 USB_TYPE_CLASS
| USB_RECIP_INTERFACE
,
484 0, us
->ifnum
, cmd
, sizeof(cmd
),
485 USB_CNTL_TIMEOUT
* 5);
487 /* long wait for reset */
489 USB_STOR_PRINTF("CB_reset result %d: status %lX"
490 " clearing endpoint halt\n", result
,
491 us
->pusb_dev
->status
);
492 usb_clear_halt(us
->pusb_dev
, usb_rcvbulkpipe(us
->pusb_dev
, us
->ep_in
));
493 usb_clear_halt(us
->pusb_dev
, usb_rcvbulkpipe(us
->pusb_dev
, us
->ep_out
));
495 USB_STOR_PRINTF("CB_reset done\n");
500 * Set up the command for a BBB device. Note that the actual SCSI
501 * command is copied into cbw.CBWCDB.
503 int usb_stor_BBB_comdat(ccb
*srb
, struct us_data
*us
)
509 ALLOC_CACHE_ALIGN_BUFFER(umass_bbb_cbw_t
, cbw
, 1);
511 dir_in
= US_DIRECTION(srb
->cmd
[0]);
513 #ifdef BBB_COMDAT_TRACE
514 printf("dir %d lun %d cmdlen %d cmd %p datalen %d pdata %p\n",
515 dir_in
, srb
->lun
, srb
->cmdlen
, srb
->cmd
, srb
->datalen
,
518 for (result
= 0; result
< srb
->cmdlen
; result
++)
519 printf("cmd[%d] %#x ", result
, srb
->cmd
[result
]);
524 if (!(srb
->cmdlen
<= CBWCDBLENGTH
)) {
525 USB_STOR_PRINTF("usb_stor_BBB_comdat:cmdlen too large\n");
529 /* always OUT to the ep */
530 pipe
= usb_sndbulkpipe(us
->pusb_dev
, us
->ep_out
);
532 cbw
->dCBWSignature
= cpu_to_le32(CBWSIGNATURE
);
533 cbw
->dCBWTag
= cpu_to_le32(CBWTag
++);
534 cbw
->dCBWDataTransferLength
= cpu_to_le32(srb
->datalen
);
535 cbw
->bCBWFlags
= (dir_in
? CBWFLAGS_IN
: CBWFLAGS_OUT
);
536 cbw
->bCBWLUN
= srb
->lun
;
537 cbw
->bCDBLength
= srb
->cmdlen
;
538 /* copy the command data into the CBW command data buffer */
540 memcpy(cbw
->CBWCDB
, srb
->cmd
, srb
->cmdlen
);
541 result
= usb_bulk_msg(us
->pusb_dev
, pipe
, cbw
, UMASS_BBB_CBW_SIZE
,
542 &actlen
, USB_CNTL_TIMEOUT
* 5);
544 USB_STOR_PRINTF("usb_stor_BBB_comdat:usb_bulk_msg error\n");
548 /* FIXME: we also need a CBI_command which sets up the completion
549 * interrupt, and waits for it
551 int usb_stor_CB_comdat(ccb
*srb
, struct us_data
*us
)
556 unsigned long status
;
559 dir_in
= US_DIRECTION(srb
->cmd
[0]);
562 pipe
= usb_rcvbulkpipe(us
->pusb_dev
, us
->ep_in
);
564 pipe
= usb_sndbulkpipe(us
->pusb_dev
, us
->ep_out
);
567 USB_STOR_PRINTF("CBI gets a command: Try %d\n", 5 - retry
);
568 #ifdef USB_STOR_DEBUG
571 /* let's send the command via the control pipe */
572 result
= usb_control_msg(us
->pusb_dev
,
573 usb_sndctrlpipe(us
->pusb_dev
, 0),
575 USB_TYPE_CLASS
| USB_RECIP_INTERFACE
,
577 srb
->cmd
, srb
->cmdlen
,
578 USB_CNTL_TIMEOUT
* 5);
579 USB_STOR_PRINTF("CB_transport: control msg returned %d,"
580 " status %lX\n", result
, us
->pusb_dev
->status
);
581 /* check the return code for the command */
583 if (us
->pusb_dev
->status
& USB_ST_STALLED
) {
584 status
= us
->pusb_dev
->status
;
585 USB_STOR_PRINTF(" stall during command found,"
587 usb_clear_halt(us
->pusb_dev
,
588 usb_sndctrlpipe(us
->pusb_dev
, 0));
589 us
->pusb_dev
->status
= status
;
591 USB_STOR_PRINTF(" error during command %02X"
592 " Stat = %lX\n", srb
->cmd
[0],
593 us
->pusb_dev
->status
);
596 /* transfer the data payload for this command, if one exists*/
598 USB_STOR_PRINTF("CB_transport: control msg returned %d,"
599 " direction is %s to go 0x%lx\n", result
,
600 dir_in
? "IN" : "OUT", srb
->datalen
);
602 result
= us_one_transfer(us
, pipe
, (char *)srb
->pdata
,
604 USB_STOR_PRINTF("CBI attempted to transfer data,"
605 " result is %d status %lX, len %d\n",
606 result
, us
->pusb_dev
->status
,
607 us
->pusb_dev
->act_len
);
608 if (!(us
->pusb_dev
->status
& USB_ST_NAK_REC
))
610 } /* if (srb->datalen) */
620 int usb_stor_CBI_get_status(ccb
*srb
, struct us_data
*us
)
625 submit_int_msg(us
->pusb_dev
, us
->irqpipe
,
626 (void *) &us
->ip_data
, us
->irqmaxp
, us
->irqinterval
);
629 if ((volatile int *) us
->ip_wanted
== 0)
634 printf(" Did not get interrupt on CBI\n");
636 return USB_STOR_TRANSPORT_ERROR
;
639 ("Got interrupt data 0x%x, transfered %d status 0x%lX\n",
640 us
->ip_data
, us
->pusb_dev
->irq_act_len
,
641 us
->pusb_dev
->irq_status
);
642 /* UFI gives us ASC and ASCQ, like a request sense */
643 if (us
->subclass
== US_SC_UFI
) {
644 if (srb
->cmd
[0] == SCSI_REQ_SENSE
||
645 srb
->cmd
[0] == SCSI_INQUIRY
)
646 return USB_STOR_TRANSPORT_GOOD
; /* Good */
647 else if (us
->ip_data
)
648 return USB_STOR_TRANSPORT_FAILED
;
650 return USB_STOR_TRANSPORT_GOOD
;
652 /* otherwise, we interpret the data normally */
653 switch (us
->ip_data
) {
655 return USB_STOR_TRANSPORT_GOOD
;
657 return USB_STOR_TRANSPORT_FAILED
;
659 return USB_STOR_TRANSPORT_ERROR
;
661 return USB_STOR_TRANSPORT_ERROR
;
664 #define USB_TRANSPORT_UNKNOWN_RETRY 5
665 #define USB_TRANSPORT_NOT_READY_RETRY 10
667 /* clear a stall on an endpoint - special for BBB devices */
668 int usb_stor_BBB_clear_endpt_stall(struct us_data
*us
, __u8 endpt
)
672 /* ENDPOINT_HALT = 0, so set value to 0 */
673 result
= usb_control_msg(us
->pusb_dev
, usb_sndctrlpipe(us
->pusb_dev
, 0),
674 USB_REQ_CLEAR_FEATURE
, USB_RECIP_ENDPOINT
,
675 0, endpt
, 0, 0, USB_CNTL_TIMEOUT
* 5);
679 int usb_stor_BBB_transport(ccb
*srb
, struct us_data
*us
)
683 int actlen
, data_actlen
;
684 unsigned int pipe
, pipein
, pipeout
;
685 ALLOC_CACHE_ALIGN_BUFFER(umass_bbb_csw_t
, csw
, 1);
686 #ifdef BBB_XPORT_TRACE
691 dir_in
= US_DIRECTION(srb
->cmd
[0]);
694 USB_STOR_PRINTF("COMMAND phase\n");
695 result
= usb_stor_BBB_comdat(srb
, us
);
697 USB_STOR_PRINTF("failed to send CBW status %ld\n",
698 us
->pusb_dev
->status
);
699 usb_stor_BBB_reset(us
);
700 return USB_STOR_TRANSPORT_FAILED
;
702 if (!(us
->flags
& USB_READY
))
704 pipein
= usb_rcvbulkpipe(us
->pusb_dev
, us
->ep_in
);
705 pipeout
= usb_sndbulkpipe(us
->pusb_dev
, us
->ep_out
);
706 /* DATA phase + error handling */
708 /* no data, go immediately to the STATUS phase */
709 if (srb
->datalen
== 0)
711 USB_STOR_PRINTF("DATA phase\n");
716 result
= usb_bulk_msg(us
->pusb_dev
, pipe
, srb
->pdata
, srb
->datalen
,
717 &data_actlen
, USB_CNTL_TIMEOUT
* 5);
718 /* special handling of STALL in DATA phase */
719 if ((result
< 0) && (us
->pusb_dev
->status
& USB_ST_STALLED
)) {
720 USB_STOR_PRINTF("DATA:stall\n");
721 /* clear the STALL on the endpoint */
722 result
= usb_stor_BBB_clear_endpt_stall(us
,
723 dir_in
? us
->ep_in
: us
->ep_out
);
725 /* continue on to STATUS phase */
729 USB_STOR_PRINTF("usb_bulk_msg error status %ld\n",
730 us
->pusb_dev
->status
);
731 usb_stor_BBB_reset(us
);
732 return USB_STOR_TRANSPORT_FAILED
;
734 #ifdef BBB_XPORT_TRACE
735 for (index
= 0; index
< data_actlen
; index
++)
736 printf("pdata[%d] %#x ", index
, srb
->pdata
[index
]);
739 /* STATUS phase + error handling */
743 USB_STOR_PRINTF("STATUS phase\n");
744 result
= usb_bulk_msg(us
->pusb_dev
, pipein
, csw
, UMASS_BBB_CSW_SIZE
,
745 &actlen
, USB_CNTL_TIMEOUT
*5);
747 /* special handling of STALL in STATUS phase */
748 if ((result
< 0) && (retry
< 1) &&
749 (us
->pusb_dev
->status
& USB_ST_STALLED
)) {
750 USB_STOR_PRINTF("STATUS:stall\n");
751 /* clear the STALL on the endpoint */
752 result
= usb_stor_BBB_clear_endpt_stall(us
, us
->ep_in
);
753 if (result
>= 0 && (retry
++ < 1))
758 USB_STOR_PRINTF("usb_bulk_msg error status %ld\n",
759 us
->pusb_dev
->status
);
760 usb_stor_BBB_reset(us
);
761 return USB_STOR_TRANSPORT_FAILED
;
763 #ifdef BBB_XPORT_TRACE
764 ptr
= (unsigned char *)csw
;
765 for (index
= 0; index
< UMASS_BBB_CSW_SIZE
; index
++)
766 printf("ptr[%d] %#x ", index
, ptr
[index
]);
769 /* misuse pipe to get the residue */
770 pipe
= le32_to_cpu(csw
->dCSWDataResidue
);
771 if (pipe
== 0 && srb
->datalen
!= 0 && srb
->datalen
- data_actlen
!= 0)
772 pipe
= srb
->datalen
- data_actlen
;
773 if (CSWSIGNATURE
!= le32_to_cpu(csw
->dCSWSignature
)) {
774 USB_STOR_PRINTF("!CSWSIGNATURE\n");
775 usb_stor_BBB_reset(us
);
776 return USB_STOR_TRANSPORT_FAILED
;
777 } else if ((CBWTag
- 1) != le32_to_cpu(csw
->dCSWTag
)) {
778 USB_STOR_PRINTF("!Tag\n");
779 usb_stor_BBB_reset(us
);
780 return USB_STOR_TRANSPORT_FAILED
;
781 } else if (csw
->bCSWStatus
> CSWSTATUS_PHASE
) {
782 USB_STOR_PRINTF(">PHASE\n");
783 usb_stor_BBB_reset(us
);
784 return USB_STOR_TRANSPORT_FAILED
;
785 } else if (csw
->bCSWStatus
== CSWSTATUS_PHASE
) {
786 USB_STOR_PRINTF("=PHASE\n");
787 usb_stor_BBB_reset(us
);
788 return USB_STOR_TRANSPORT_FAILED
;
789 } else if (data_actlen
> srb
->datalen
) {
790 USB_STOR_PRINTF("transferred %dB instead of %ldB\n",
791 data_actlen
, srb
->datalen
);
792 return USB_STOR_TRANSPORT_FAILED
;
793 } else if (csw
->bCSWStatus
== CSWSTATUS_FAILED
) {
794 USB_STOR_PRINTF("FAILED\n");
795 return USB_STOR_TRANSPORT_FAILED
;
801 int usb_stor_CB_transport(ccb
*srb
, struct us_data
*us
)
809 status
= USB_STOR_TRANSPORT_GOOD
;
812 /* issue the command */
814 result
= usb_stor_CB_comdat(srb
, us
);
815 USB_STOR_PRINTF("command / Data returned %d, status %lX\n",
816 result
, us
->pusb_dev
->status
);
817 /* if this is an CBI Protocol, get IRQ */
818 if (us
->protocol
== US_PR_CBI
) {
819 status
= usb_stor_CBI_get_status(srb
, us
);
820 /* if the status is error, report it */
821 if (status
== USB_STOR_TRANSPORT_ERROR
) {
822 USB_STOR_PRINTF(" USB CBI Command Error\n");
825 srb
->sense_buf
[12] = (unsigned char)(us
->ip_data
>> 8);
826 srb
->sense_buf
[13] = (unsigned char)(us
->ip_data
& 0xff);
828 /* if the status is good, report it */
829 if (status
== USB_STOR_TRANSPORT_GOOD
) {
830 USB_STOR_PRINTF(" USB CBI Command Good\n");
835 /* do we have to issue an auto request? */
836 /* HERE we have to check the result */
837 if ((result
< 0) && !(us
->pusb_dev
->status
& USB_ST_STALLED
)) {
838 USB_STOR_PRINTF("ERROR %lX\n", us
->pusb_dev
->status
);
839 us
->transport_reset(us
);
840 return USB_STOR_TRANSPORT_ERROR
;
842 if ((us
->protocol
== US_PR_CBI
) &&
843 ((srb
->cmd
[0] == SCSI_REQ_SENSE
) ||
844 (srb
->cmd
[0] == SCSI_INQUIRY
))) {
845 /* do not issue an autorequest after request sense */
846 USB_STOR_PRINTF("No auto request and good\n");
847 return USB_STOR_TRANSPORT_GOOD
;
849 /* issue an request_sense */
850 memset(&psrb
->cmd
[0], 0, 12);
851 psrb
->cmd
[0] = SCSI_REQ_SENSE
;
852 psrb
->cmd
[1] = srb
->lun
<< 5;
855 psrb
->pdata
= &srb
->sense_buf
[0];
857 /* issue the command */
858 result
= usb_stor_CB_comdat(psrb
, us
);
859 USB_STOR_PRINTF("auto request returned %d\n", result
);
860 /* if this is an CBI Protocol, get IRQ */
861 if (us
->protocol
== US_PR_CBI
)
862 status
= usb_stor_CBI_get_status(psrb
, us
);
864 if ((result
< 0) && !(us
->pusb_dev
->status
& USB_ST_STALLED
)) {
865 USB_STOR_PRINTF(" AUTO REQUEST ERROR %ld\n",
866 us
->pusb_dev
->status
);
867 return USB_STOR_TRANSPORT_ERROR
;
869 USB_STOR_PRINTF("autorequest returned 0x%02X 0x%02X 0x%02X 0x%02X\n",
870 srb
->sense_buf
[0], srb
->sense_buf
[2],
871 srb
->sense_buf
[12], srb
->sense_buf
[13]);
872 /* Check the auto request result */
873 if ((srb
->sense_buf
[2] == 0) &&
874 (srb
->sense_buf
[12] == 0) &&
875 (srb
->sense_buf
[13] == 0)) {
877 return USB_STOR_TRANSPORT_GOOD
;
880 /* Check the auto request result */
881 switch (srb
->sense_buf
[2]) {
883 /* Recovered Error */
884 return USB_STOR_TRANSPORT_GOOD
;
888 if (notready
++ > USB_TRANSPORT_NOT_READY_RETRY
) {
889 printf("cmd 0x%02X returned 0x%02X 0x%02X 0x%02X"
890 " 0x%02X (NOT READY)\n", srb
->cmd
[0],
891 srb
->sense_buf
[0], srb
->sense_buf
[2],
892 srb
->sense_buf
[12], srb
->sense_buf
[13]);
893 return USB_STOR_TRANSPORT_FAILED
;
900 if (retry
++ > USB_TRANSPORT_UNKNOWN_RETRY
) {
901 printf("cmd 0x%02X returned 0x%02X 0x%02X 0x%02X"
902 " 0x%02X\n", srb
->cmd
[0], srb
->sense_buf
[0],
903 srb
->sense_buf
[2], srb
->sense_buf
[12],
905 return USB_STOR_TRANSPORT_FAILED
;
910 return USB_STOR_TRANSPORT_FAILED
;
914 static int usb_inquiry(ccb
*srb
, struct us_data
*ss
)
919 memset(&srb
->cmd
[0], 0, 12);
920 srb
->cmd
[0] = SCSI_INQUIRY
;
921 srb
->cmd
[1] = srb
->lun
<< 5;
925 i
= ss
->transport(srb
, ss
);
926 USB_STOR_PRINTF("inquiry returns %d\n", i
);
932 printf("error in inquiry\n");
938 static int usb_request_sense(ccb
*srb
, struct us_data
*ss
)
942 ptr
= (char *)srb
->pdata
;
943 memset(&srb
->cmd
[0], 0, 12);
944 srb
->cmd
[0] = SCSI_REQ_SENSE
;
945 srb
->cmd
[1] = srb
->lun
<< 5;
948 srb
->pdata
= &srb
->sense_buf
[0];
950 ss
->transport(srb
, ss
);
951 USB_STOR_PRINTF("Request Sense returned %02X %02X %02X\n",
952 srb
->sense_buf
[2], srb
->sense_buf
[12],
954 srb
->pdata
= (uchar
*)ptr
;
958 static int usb_test_unit_ready(ccb
*srb
, struct us_data
*ss
)
963 memset(&srb
->cmd
[0], 0, 12);
964 srb
->cmd
[0] = SCSI_TST_U_RDY
;
965 srb
->cmd
[1] = srb
->lun
<< 5;
968 if (ss
->transport(srb
, ss
) == USB_STOR_TRANSPORT_GOOD
) {
969 ss
->flags
|= USB_READY
;
972 usb_request_sense(srb
, ss
);
979 static int usb_read_capacity(ccb
*srb
, struct us_data
*ss
)
985 memset(&srb
->cmd
[0], 0, 12);
986 srb
->cmd
[0] = SCSI_RD_CAPAC
;
987 srb
->cmd
[1] = srb
->lun
<< 5;
990 if (ss
->transport(srb
, ss
) == USB_STOR_TRANSPORT_GOOD
)
997 static int usb_read_10(ccb
*srb
, struct us_data
*ss
, unsigned long start
,
998 unsigned short blocks
)
1000 memset(&srb
->cmd
[0], 0, 12);
1001 srb
->cmd
[0] = SCSI_READ10
;
1002 srb
->cmd
[1] = srb
->lun
<< 5;
1003 srb
->cmd
[2] = ((unsigned char) (start
>> 24)) & 0xff;
1004 srb
->cmd
[3] = ((unsigned char) (start
>> 16)) & 0xff;
1005 srb
->cmd
[4] = ((unsigned char) (start
>> 8)) & 0xff;
1006 srb
->cmd
[5] = ((unsigned char) (start
)) & 0xff;
1007 srb
->cmd
[7] = ((unsigned char) (blocks
>> 8)) & 0xff;
1008 srb
->cmd
[8] = (unsigned char) blocks
& 0xff;
1010 USB_STOR_PRINTF("read10: start %lx blocks %x\n", start
, blocks
);
1011 return ss
->transport(srb
, ss
);
1014 static int usb_write_10(ccb
*srb
, struct us_data
*ss
, unsigned long start
,
1015 unsigned short blocks
)
1017 memset(&srb
->cmd
[0], 0, 12);
1018 srb
->cmd
[0] = SCSI_WRITE10
;
1019 srb
->cmd
[1] = srb
->lun
<< 5;
1020 srb
->cmd
[2] = ((unsigned char) (start
>> 24)) & 0xff;
1021 srb
->cmd
[3] = ((unsigned char) (start
>> 16)) & 0xff;
1022 srb
->cmd
[4] = ((unsigned char) (start
>> 8)) & 0xff;
1023 srb
->cmd
[5] = ((unsigned char) (start
)) & 0xff;
1024 srb
->cmd
[7] = ((unsigned char) (blocks
>> 8)) & 0xff;
1025 srb
->cmd
[8] = (unsigned char) blocks
& 0xff;
1027 USB_STOR_PRINTF("write10: start %lx blocks %x\n", start
, blocks
);
1028 return ss
->transport(srb
, ss
);
1032 #ifdef CONFIG_USB_BIN_FIXUP
1034 * Some USB storage devices queried for SCSI identification data respond with
1035 * binary strings, which if output to the console freeze the terminal. The
1036 * workaround is to modify the vendor and product strings read from such
1037 * device with proper values (as reported by 'usb info').
1039 * Vendor and product length limits are taken from the definition of
1040 * block_dev_desc_t in include/part.h.
1042 static void usb_bin_fixup(struct usb_device_descriptor descriptor
,
1043 unsigned char vendor
[],
1044 unsigned char product
[]) {
1045 const unsigned char max_vendor_len
= 40;
1046 const unsigned char max_product_len
= 20;
1047 if (descriptor
.idVendor
== 0x0424 && descriptor
.idProduct
== 0x223a) {
1048 strncpy((char *)vendor
, "SMSC", max_vendor_len
);
1049 strncpy((char *)product
, "Flash Media Cntrller",
1053 #endif /* CONFIG_USB_BIN_FIXUP */
1055 unsigned long usb_stor_read(int device
, unsigned long blknr
,
1056 lbaint_t blkcnt
, void *buffer
)
1058 lbaint_t start
, blks
;
1060 unsigned short smallblks
;
1061 struct usb_device
*dev
;
1064 ccb
*srb
= &usb_ccb
;
1071 USB_STOR_PRINTF("\nusb_read: dev %d \n", device
);
1073 for (i
= 0; i
< USB_MAX_DEVICE
; i
++) {
1074 dev
= usb_get_dev_index(i
);
1077 if (dev
->devnum
== usb_dev_desc
[device
].target
)
1080 ss
= (struct us_data
*)dev
->privptr
;
1082 usb_disable_asynch(1); /* asynch transfer not allowed */
1083 srb
->lun
= usb_dev_desc
[device
].lun
;
1084 buf_addr
= (unsigned long)buffer
;
1088 USB_STOR_PRINTF("\nusb_read: dev %d startblk " LBAF
", blccnt " LBAF
1089 " buffer %lx\n", device
, start
, blks
, buf_addr
);
1092 /* XXX need some comment here */
1094 srb
->pdata
= (unsigned char *)buf_addr
;
1095 if (blks
> USB_MAX_XFER_BLK
)
1096 smallblks
= USB_MAX_XFER_BLK
;
1098 smallblks
= (unsigned short) blks
;
1100 if (smallblks
== USB_MAX_XFER_BLK
)
1101 usb_show_progress();
1102 srb
->datalen
= usb_dev_desc
[device
].blksz
* smallblks
;
1103 srb
->pdata
= (unsigned char *)buf_addr
;
1104 if (usb_read_10(srb
, ss
, start
, smallblks
)) {
1105 USB_STOR_PRINTF("Read ERROR\n");
1106 usb_request_sense(srb
, ss
);
1114 buf_addr
+= srb
->datalen
;
1115 } while (blks
!= 0);
1116 ss
->flags
&= ~USB_READY
;
1118 USB_STOR_PRINTF("usb_read: end startblk " LBAF
1119 ", blccnt %x buffer %lx\n",
1120 start
, smallblks
, buf_addr
);
1122 usb_disable_asynch(0); /* asynch transfer allowed */
1123 if (blkcnt
>= USB_MAX_XFER_BLK
)
1128 unsigned long usb_stor_write(int device
, unsigned long blknr
,
1129 lbaint_t blkcnt
, const void *buffer
)
1131 lbaint_t start
, blks
;
1133 unsigned short smallblks
;
1134 struct usb_device
*dev
;
1137 ccb
*srb
= &usb_ccb
;
1144 USB_STOR_PRINTF("\nusb_write: dev %d \n", device
);
1146 for (i
= 0; i
< USB_MAX_DEVICE
; i
++) {
1147 dev
= usb_get_dev_index(i
);
1150 if (dev
->devnum
== usb_dev_desc
[device
].target
)
1153 ss
= (struct us_data
*)dev
->privptr
;
1155 usb_disable_asynch(1); /* asynch transfer not allowed */
1157 srb
->lun
= usb_dev_desc
[device
].lun
;
1158 buf_addr
= (unsigned long)buffer
;
1162 USB_STOR_PRINTF("\nusb_write: dev %d startblk " LBAF
", blccnt " LBAF
1163 " buffer %lx\n", device
, start
, blks
, buf_addr
);
1166 /* If write fails retry for max retry count else
1167 * return with number of blocks written successfully.
1170 srb
->pdata
= (unsigned char *)buf_addr
;
1171 if (blks
> USB_MAX_XFER_BLK
)
1172 smallblks
= USB_MAX_XFER_BLK
;
1174 smallblks
= (unsigned short) blks
;
1176 if (smallblks
== USB_MAX_XFER_BLK
)
1177 usb_show_progress();
1178 srb
->datalen
= usb_dev_desc
[device
].blksz
* smallblks
;
1179 srb
->pdata
= (unsigned char *)buf_addr
;
1180 if (usb_write_10(srb
, ss
, start
, smallblks
)) {
1181 USB_STOR_PRINTF("Write ERROR\n");
1182 usb_request_sense(srb
, ss
);
1190 buf_addr
+= srb
->datalen
;
1191 } while (blks
!= 0);
1192 ss
->flags
&= ~USB_READY
;
1194 USB_STOR_PRINTF("usb_write: end startblk " LBAF
1195 ", blccnt %x buffer %lx\n",
1196 start
, smallblks
, buf_addr
);
1198 usb_disable_asynch(0); /* asynch transfer allowed */
1199 if (blkcnt
>= USB_MAX_XFER_BLK
)
1205 /* Probe to see if a new device is actually a Storage device */
1206 int usb_storage_probe(struct usb_device
*dev
, unsigned int ifnum
,
1209 struct usb_interface
*iface
;
1211 unsigned int flags
= 0;
1216 /* let's examine the device now */
1217 iface
= &dev
->config
.if_desc
[ifnum
];
1220 /* this is the place to patch some storage devices */
1221 USB_STOR_PRINTF("iVendor %X iProduct %X\n", dev
->descriptor
.idVendor
,
1222 dev
->descriptor
.idProduct
);
1224 if ((dev
->descriptor
.idVendor
) == 0x066b &&
1225 (dev
->descriptor
.idProduct
) == 0x0103) {
1226 USB_STOR_PRINTF("patched for E-USB\n");
1227 protocol
= US_PR_CB
;
1228 subclass
= US_SC_UFI
; /* an assumption */
1232 if (dev
->descriptor
.bDeviceClass
!= 0 ||
1233 iface
->desc
.bInterfaceClass
!= USB_CLASS_MASS_STORAGE
||
1234 iface
->desc
.bInterfaceSubClass
< US_SC_MIN
||
1235 iface
->desc
.bInterfaceSubClass
> US_SC_MAX
) {
1236 /* if it's not a mass storage, we go no further */
1240 memset(ss
, 0, sizeof(struct us_data
));
1242 /* At this point, we know we've got a live one */
1243 USB_STOR_PRINTF("\n\nUSB Mass Storage device detected\n");
1245 /* Initialize the us_data structure with some useful info */
1249 ss
->attention_done
= 0;
1251 /* If the device has subclass and protocol, then use that. Otherwise,
1252 * take data from the specific interface.
1255 ss
->subclass
= subclass
;
1256 ss
->protocol
= protocol
;
1258 ss
->subclass
= iface
->desc
.bInterfaceSubClass
;
1259 ss
->protocol
= iface
->desc
.bInterfaceProtocol
;
1262 /* set the handler pointers based on the protocol */
1263 USB_STOR_PRINTF("Transport: ");
1264 switch (ss
->protocol
) {
1266 USB_STOR_PRINTF("Control/Bulk\n");
1267 ss
->transport
= usb_stor_CB_transport
;
1268 ss
->transport_reset
= usb_stor_CB_reset
;
1272 USB_STOR_PRINTF("Control/Bulk/Interrupt\n");
1273 ss
->transport
= usb_stor_CB_transport
;
1274 ss
->transport_reset
= usb_stor_CB_reset
;
1277 USB_STOR_PRINTF("Bulk/Bulk/Bulk\n");
1278 ss
->transport
= usb_stor_BBB_transport
;
1279 ss
->transport_reset
= usb_stor_BBB_reset
;
1282 printf("USB Storage Transport unknown / not yet implemented\n");
1288 * We are expecting a minimum of 2 endpoints - in and out (bulk).
1289 * An optional interrupt is OK (necessary for CBI protocol).
1290 * We will ignore any others.
1292 for (i
= 0; i
< iface
->desc
.bNumEndpoints
; i
++) {
1293 /* is it an BULK endpoint? */
1294 if ((iface
->ep_desc
[i
].bmAttributes
&
1295 USB_ENDPOINT_XFERTYPE_MASK
) == USB_ENDPOINT_XFER_BULK
) {
1296 if (iface
->ep_desc
[i
].bEndpointAddress
& USB_DIR_IN
)
1297 ss
->ep_in
= iface
->ep_desc
[i
].bEndpointAddress
&
1298 USB_ENDPOINT_NUMBER_MASK
;
1301 iface
->ep_desc
[i
].bEndpointAddress
&
1302 USB_ENDPOINT_NUMBER_MASK
;
1305 /* is it an interrupt endpoint? */
1306 if ((iface
->ep_desc
[i
].bmAttributes
&
1307 USB_ENDPOINT_XFERTYPE_MASK
) == USB_ENDPOINT_XFER_INT
) {
1308 ss
->ep_int
= iface
->ep_desc
[i
].bEndpointAddress
&
1309 USB_ENDPOINT_NUMBER_MASK
;
1310 ss
->irqinterval
= iface
->ep_desc
[i
].bInterval
;
1313 USB_STOR_PRINTF("Endpoints In %d Out %d Int %d\n",
1314 ss
->ep_in
, ss
->ep_out
, ss
->ep_int
);
1316 /* Do some basic sanity checks, and bail if we find a problem */
1317 if (usb_set_interface(dev
, iface
->desc
.bInterfaceNumber
, 0) ||
1318 !ss
->ep_in
|| !ss
->ep_out
||
1319 (ss
->protocol
== US_PR_CBI
&& ss
->ep_int
== 0)) {
1320 USB_STOR_PRINTF("Problems with device\n");
1323 /* set class specific stuff */
1324 /* We only handle certain protocols. Currently, these are
1326 * The SFF8070 accepts the requests used in u-boot
1328 if (ss
->subclass
!= US_SC_UFI
&& ss
->subclass
!= US_SC_SCSI
&&
1329 ss
->subclass
!= US_SC_8070
) {
1330 printf("Sorry, protocol %d not yet supported.\n", ss
->subclass
);
1334 /* we had found an interrupt endpoint, prepare irq pipe
1335 * set up the IRQ pipe and handler
1337 ss
->irqinterval
= (ss
->irqinterval
> 0) ? ss
->irqinterval
: 255;
1338 ss
->irqpipe
= usb_rcvintpipe(ss
->pusb_dev
, ss
->ep_int
);
1339 ss
->irqmaxp
= usb_maxpacket(dev
, ss
->irqpipe
);
1340 dev
->irq_handle
= usb_stor_irq
;
1342 dev
->privptr
= (void *)ss
;
1346 int usb_stor_get_info(struct usb_device
*dev
, struct us_data
*ss
,
1347 block_dev_desc_t
*dev_desc
)
1349 unsigned char perq
, modi
;
1350 ALLOC_CACHE_ALIGN_BUFFER(unsigned long, cap
, 2);
1351 ALLOC_CACHE_ALIGN_BUFFER(unsigned char, usb_stor_buf
, 36);
1352 unsigned long *capacity
, *blksz
;
1353 ccb
*pccb
= &usb_ccb
;
1355 pccb
->pdata
= usb_stor_buf
;
1357 dev_desc
->target
= dev
->devnum
;
1358 pccb
->lun
= dev_desc
->lun
;
1359 USB_STOR_PRINTF(" address %d\n", dev_desc
->target
);
1361 if (usb_inquiry(pccb
, ss
))
1364 perq
= usb_stor_buf
[0];
1365 modi
= usb_stor_buf
[1];
1367 if ((perq
& 0x1f) == 0x1f) {
1368 /* skip unknown devices */
1371 if ((modi
&0x80) == 0x80) {
1372 /* drive is removable */
1373 dev_desc
->removable
= 1;
1375 memcpy(&dev_desc
->vendor
[0], (const void *) &usb_stor_buf
[8], 8);
1376 memcpy(&dev_desc
->product
[0], (const void *) &usb_stor_buf
[16], 16);
1377 memcpy(&dev_desc
->revision
[0], (const void *) &usb_stor_buf
[32], 4);
1378 dev_desc
->vendor
[8] = 0;
1379 dev_desc
->product
[16] = 0;
1380 dev_desc
->revision
[4] = 0;
1381 #ifdef CONFIG_USB_BIN_FIXUP
1382 usb_bin_fixup(dev
->descriptor
, (uchar
*)dev_desc
->vendor
,
1383 (uchar
*)dev_desc
->product
);
1384 #endif /* CONFIG_USB_BIN_FIXUP */
1385 USB_STOR_PRINTF("ISO Vers %X, Response Data %X\n", usb_stor_buf
[2],
1387 if (usb_test_unit_ready(pccb
, ss
)) {
1388 printf("Device NOT ready\n"
1389 " Request Sense returned %02X %02X %02X\n",
1390 pccb
->sense_buf
[2], pccb
->sense_buf
[12],
1391 pccb
->sense_buf
[13]);
1392 if (dev_desc
->removable
== 1) {
1393 dev_desc
->type
= perq
;
1398 pccb
->pdata
= (unsigned char *)&cap
[0];
1399 memset(pccb
->pdata
, 0, 8);
1400 if (usb_read_capacity(pccb
, ss
) != 0) {
1401 printf("READ_CAP ERROR\n");
1405 ss
->flags
&= ~USB_READY
;
1406 USB_STOR_PRINTF("Read Capacity returns: 0x%lx, 0x%lx\n", cap
[0],
1409 if (cap
[0] > (0x200000 * 10)) /* greater than 10 GByte */
1412 cap
[0] = cpu_to_be32(cap
[0]);
1413 cap
[1] = cpu_to_be32(cap
[1]);
1415 /* this assumes bigendian! */
1419 USB_STOR_PRINTF("Capacity = 0x%lx, blocksz = 0x%lx\n",
1421 dev_desc
->lba
= *capacity
;
1422 dev_desc
->blksz
= *blksz
;
1423 dev_desc
->type
= perq
;
1424 USB_STOR_PRINTF(" address %d\n", dev_desc
->target
);
1425 USB_STOR_PRINTF("partype: %d\n", dev_desc
->part_type
);
1427 init_part(dev_desc
);
1429 USB_STOR_PRINTF("partype: %d\n", dev_desc
->part_type
);