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Commit | Line | Data |
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affae2bf | 1 | /* |
460c322f WD |
2 | * Most of this source has been derived from the Linux USB |
3 | * project: | |
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. | |
8 | * | |
9 | * | |
10 | * Adapted for U-Boot: | |
11 | * (C) Copyright 2001 Denis Peter, MPL AG Switzerland | |
acf277af SG |
12 | * Driver model conversion: |
13 | * (C) Copyright 2015 Google, Inc | |
affae2bf | 14 | * |
149dded2 | 15 | * For BBB support (C) Copyright 2003 |
792a09eb | 16 | * Gary Jennejohn, DENX Software Engineering <garyj@denx.de> |
149dded2 | 17 | * |
460c322f | 18 | * BBB support based on /sys/dev/usb/umass.c from |
149dded2 | 19 | * FreeBSD. |
affae2bf | 20 | * |
1a459660 | 21 | * SPDX-License-Identifier: GPL-2.0+ |
affae2bf WD |
22 | */ |
23 | ||
24 | /* Note: | |
25 | * Currently only the CBI transport protocoll has been implemented, and it | |
26 | * is only tested with a TEAC USB Floppy. Other Massstorages with CBI or CB | |
27 | * transport protocoll may work as well. | |
28 | */ | |
149dded2 WD |
29 | /* |
30 | * New Note: | |
31 | * Support for USB Mass Storage Devices (BBB) has been added. It has | |
32 | * only been tested with USB memory sticks. | |
149dded2 | 33 | */ |
affae2bf WD |
34 | |
35 | ||
affae2bf WD |
36 | #include <common.h> |
37 | #include <command.h> | |
acf277af | 38 | #include <dm.h> |
91557579 | 39 | #include <errno.h> |
4fd074de | 40 | #include <inttypes.h> |
05108132 | 41 | #include <mapmem.h> |
cf92e05c | 42 | #include <memalign.h> |
c918261c | 43 | #include <asm/byteorder.h> |
affae2bf | 44 | #include <asm/processor.h> |
acf277af | 45 | #include <dm/device-internal.h> |
affae2bf | 46 | |
735dd97b | 47 | #include <part.h> |
affae2bf WD |
48 | #include <usb.h> |
49 | ||
80885a9d WD |
50 | #undef BBB_COMDAT_TRACE |
51 | #undef BBB_XPORT_TRACE | |
affae2bf | 52 | |
affae2bf WD |
53 | #include <scsi.h> |
54 | /* direction table -- this indicates the direction of the data | |
55 | * transfer for each command code -- a 1 indicates input | |
56 | */ | |
2ff12285 | 57 | static const unsigned char us_direction[256/8] = { |
affae2bf WD |
58 | 0x28, 0x81, 0x14, 0x14, 0x20, 0x01, 0x90, 0x77, |
59 | 0x0C, 0x20, 0x00, 0x04, 0x00, 0x00, 0x00, 0x00, | |
60 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x01, | |
61 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 | |
62 | }; | |
63 | #define US_DIRECTION(x) ((us_direction[x>>3] >> (x & 7)) & 1) | |
64 | ||
f5766139 | 65 | static ccb usb_ccb __attribute__((aligned(ARCH_DMA_MINALIGN))); |
a0cb3fc3 | 66 | static __u32 CBWTag; |
149dded2 | 67 | |
affae2bf | 68 | #define USB_MAX_STOR_DEV 5 |
a0cb3fc3 | 69 | static int usb_max_devs; /* number of highest available usb device */ |
affae2bf WD |
70 | |
71 | static block_dev_desc_t usb_dev_desc[USB_MAX_STOR_DEV]; | |
72 | ||
73 | struct us_data; | |
a0cb3fc3 MT |
74 | typedef int (*trans_cmnd)(ccb *cb, struct us_data *data); |
75 | typedef int (*trans_reset)(struct us_data *data); | |
affae2bf WD |
76 | |
77 | struct us_data { | |
a0cb3fc3 MT |
78 | struct usb_device *pusb_dev; /* this usb_device */ |
79 | ||
80 | unsigned int flags; /* from filter initially */ | |
3e8581bb | 81 | # define USB_READY (1 << 0) |
a0cb3fc3 MT |
82 | unsigned char ifnum; /* interface number */ |
83 | unsigned char ep_in; /* in endpoint */ | |
84 | unsigned char ep_out; /* out ....... */ | |
85 | unsigned char ep_int; /* interrupt . */ | |
86 | unsigned char subclass; /* as in overview */ | |
87 | unsigned char protocol; /* .............. */ | |
88 | unsigned char attention_done; /* force attn on first cmd */ | |
89 | unsigned short ip_data; /* interrupt data */ | |
90 | int action; /* what to do */ | |
91 | int ip_wanted; /* needed */ | |
92 | int *irq_handle; /* for USB int requests */ | |
93 | unsigned int irqpipe; /* pipe for release_irq */ | |
94 | unsigned char irqmaxp; /* max packed for irq Pipe */ | |
95 | unsigned char irqinterval; /* Intervall for IRQ Pipe */ | |
96 | ccb *srb; /* current srb */ | |
97 | trans_reset transport_reset; /* reset routine */ | |
98 | trans_cmnd transport; /* transport routine */ | |
affae2bf WD |
99 | }; |
100 | ||
cffcc503 | 101 | #ifdef CONFIG_USB_EHCI |
1b4bd0e6 | 102 | /* |
4bee5c83 BT |
103 | * The U-Boot EHCI driver can handle any transfer length as long as there is |
104 | * enough free heap space left, but the SCSI READ(10) and WRITE(10) commands are | |
105 | * limited to 65535 blocks. | |
1b4bd0e6 | 106 | */ |
4bee5c83 | 107 | #define USB_MAX_XFER_BLK 65535 |
cffcc503 | 108 | #else |
4bee5c83 | 109 | #define USB_MAX_XFER_BLK 20 |
cffcc503 | 110 | #endif |
1b4bd0e6 | 111 | |
affae2bf WD |
112 | static struct us_data usb_stor[USB_MAX_STOR_DEV]; |
113 | ||
80885a9d | 114 | #define USB_STOR_TRANSPORT_GOOD 0 |
affae2bf WD |
115 | #define USB_STOR_TRANSPORT_FAILED -1 |
116 | #define USB_STOR_TRANSPORT_ERROR -2 | |
117 | ||
a0cb3fc3 MT |
118 | int usb_stor_get_info(struct usb_device *dev, struct us_data *us, |
119 | block_dev_desc_t *dev_desc); | |
120 | int usb_storage_probe(struct usb_device *dev, unsigned int ifnum, | |
121 | struct us_data *ss); | |
ff8fef56 | 122 | unsigned long usb_stor_read(int device, lbaint_t blknr, |
e81e79ed | 123 | lbaint_t blkcnt, void *buffer); |
ff8fef56 | 124 | unsigned long usb_stor_write(int device, lbaint_t blknr, |
e81e79ed | 125 | lbaint_t blkcnt, const void *buffer); |
affae2bf WD |
126 | void uhci_show_temp_int_td(void); |
127 | ||
df3fc526 | 128 | #ifdef CONFIG_PARTITIONS |
affae2bf WD |
129 | block_dev_desc_t *usb_stor_get_dev(int index) |
130 | { | |
aaad108b | 131 | return (index < usb_max_devs) ? &usb_dev_desc[index] : NULL; |
affae2bf | 132 | } |
df3fc526 | 133 | #endif |
affae2bf | 134 | |
199adb60 | 135 | static void usb_show_progress(void) |
affae2bf | 136 | { |
226fa9bb | 137 | debug("."); |
affae2bf WD |
138 | } |
139 | ||
a0cb3fc3 | 140 | /******************************************************************************* |
9c998aa8 WD |
141 | * show info on storage devices; 'usb start/init' must be invoked earlier |
142 | * as we only retrieve structures populated during devices initialization | |
143 | */ | |
f6b44e0e | 144 | int usb_stor_info(void) |
9c998aa8 WD |
145 | { |
146 | int i; | |
147 | ||
f6b44e0e | 148 | if (usb_max_devs > 0) { |
9c998aa8 | 149 | for (i = 0; i < usb_max_devs; i++) { |
a0cb3fc3 | 150 | printf(" Device %d: ", i); |
9c998aa8 WD |
151 | dev_print(&usb_dev_desc[i]); |
152 | } | |
b9e749e9 | 153 | return 0; |
f6b44e0e | 154 | } |
1aeed8d7 | 155 | |
b9e749e9 MK |
156 | printf("No storage devices, perhaps not 'usb start'ed..?\n"); |
157 | return 1; | |
9c998aa8 WD |
158 | } |
159 | ||
99e9ed1f LC |
160 | static unsigned int usb_get_max_lun(struct us_data *us) |
161 | { | |
162 | int len; | |
f5766139 | 163 | ALLOC_CACHE_ALIGN_BUFFER(unsigned char, result, 1); |
99e9ed1f LC |
164 | len = usb_control_msg(us->pusb_dev, |
165 | usb_rcvctrlpipe(us->pusb_dev, 0), | |
166 | US_BBB_GET_MAX_LUN, | |
167 | USB_TYPE_CLASS | USB_RECIP_INTERFACE | USB_DIR_IN, | |
168 | 0, us->ifnum, | |
f5766139 | 169 | result, sizeof(char), |
99e9ed1f | 170 | USB_CNTL_TIMEOUT * 5); |
ceb4972a | 171 | debug("Get Max LUN -> len = %i, result = %i\n", len, (int) *result); |
f5766139 | 172 | return (len > 0) ? *result : 0; |
99e9ed1f LC |
173 | } |
174 | ||
91557579 SG |
175 | static int usb_stor_probe_device(struct usb_device *dev) |
176 | { | |
177 | if (dev == NULL) | |
178 | return -ENOENT; /* no more devices available */ | |
179 | ||
180 | debug("\n\nProbing for storage\n"); | |
181 | if (usb_storage_probe(dev, 0, &usb_stor[usb_max_devs])) { | |
182 | /* OK, it's a storage device. Iterate over its LUNs | |
183 | * and populate `usb_dev_desc'. | |
184 | */ | |
185 | int lun, max_lun, start = usb_max_devs; | |
186 | ||
187 | max_lun = usb_get_max_lun(&usb_stor[usb_max_devs]); | |
188 | for (lun = 0; | |
189 | lun <= max_lun && usb_max_devs < USB_MAX_STOR_DEV; | |
190 | lun++) { | |
191 | struct block_dev_desc *blkdev; | |
192 | ||
193 | blkdev = &usb_dev_desc[usb_max_devs]; | |
194 | memset(blkdev, '\0', sizeof(block_dev_desc_t)); | |
195 | blkdev->if_type = IF_TYPE_USB; | |
196 | blkdev->dev = usb_max_devs; | |
197 | blkdev->part_type = PART_TYPE_UNKNOWN; | |
198 | blkdev->target = 0xff; | |
199 | blkdev->type = DEV_TYPE_UNKNOWN; | |
200 | blkdev->block_read = usb_stor_read; | |
201 | blkdev->block_write = usb_stor_write; | |
202 | blkdev->lun = lun; | |
203 | blkdev->priv = dev; | |
204 | ||
205 | if (usb_stor_get_info(dev, &usb_stor[start], | |
206 | &usb_dev_desc[usb_max_devs]) == | |
207 | 1) { | |
208 | usb_max_devs++; | |
209 | debug("%s: Found device %p\n", __func__, dev); | |
210 | } | |
211 | } | |
212 | } | |
213 | ||
214 | /* if storage device */ | |
215 | if (usb_max_devs == USB_MAX_STOR_DEV) { | |
216 | printf("max USB Storage Device reached: %d stopping\n", | |
217 | usb_max_devs); | |
218 | return -ENOSPC; | |
219 | } | |
220 | ||
221 | return 0; | |
222 | } | |
223 | ||
224 | void usb_stor_reset(void) | |
225 | { | |
226 | usb_max_devs = 0; | |
227 | } | |
228 | ||
acf277af | 229 | #ifndef CONFIG_DM_USB |
a0cb3fc3 | 230 | /******************************************************************************* |
9c998aa8 | 231 | * scan the usb and reports device info |
affae2bf WD |
232 | * to the user if mode = 1 |
233 | * returns current device or -1 if no | |
234 | */ | |
235 | int usb_stor_scan(int mode) | |
236 | { | |
7fc2c1ea | 237 | unsigned char i; |
affae2bf | 238 | |
a0cb3fc3 | 239 | if (mode == 1) |
93c2582f | 240 | printf(" scanning usb for storage devices... "); |
a0cb3fc3 | 241 | |
affae2bf WD |
242 | usb_disable_asynch(1); /* asynch transfer not allowed */ |
243 | ||
91557579 | 244 | usb_stor_reset(); |
a0cb3fc3 | 245 | for (i = 0; i < USB_MAX_DEVICE; i++) { |
91557579 SG |
246 | struct usb_device *dev; |
247 | ||
a0cb3fc3 | 248 | dev = usb_get_dev_index(i); /* get device */ |
ceb4972a | 249 | debug("i=%d\n", i); |
91557579 | 250 | if (usb_stor_probe_device(dev)) |
affae2bf | 251 | break; |
affae2bf | 252 | } /* for */ |
095b8a37 | 253 | |
affae2bf | 254 | usb_disable_asynch(0); /* asynch transfer allowed */ |
9c998aa8 | 255 | printf("%d Storage Device(s) found\n", usb_max_devs); |
a0cb3fc3 | 256 | if (usb_max_devs > 0) |
affae2bf | 257 | return 0; |
a0cb3fc3 | 258 | return -1; |
affae2bf | 259 | } |
acf277af | 260 | #endif |
affae2bf WD |
261 | |
262 | static int usb_stor_irq(struct usb_device *dev) | |
263 | { | |
264 | struct us_data *us; | |
a0cb3fc3 | 265 | us = (struct us_data *)dev->privptr; |
affae2bf | 266 | |
a0cb3fc3 MT |
267 | if (us->ip_wanted) |
268 | us->ip_wanted = 0; | |
affae2bf WD |
269 | return 0; |
270 | } | |
271 | ||
272 | ||
ceb4972a | 273 | #ifdef DEBUG |
affae2bf | 274 | |
a0cb3fc3 | 275 | static void usb_show_srb(ccb *pccb) |
affae2bf WD |
276 | { |
277 | int i; | |
a0cb3fc3 MT |
278 | printf("SRB: len %d datalen 0x%lX\n ", pccb->cmdlen, pccb->datalen); |
279 | for (i = 0; i < 12; i++) | |
280 | printf("%02X ", pccb->cmd[i]); | |
affae2bf WD |
281 | printf("\n"); |
282 | } | |
283 | ||
284 | static void display_int_status(unsigned long tmp) | |
285 | { | |
286 | printf("Status: %s %s %s %s %s %s %s\n", | |
287 | (tmp & USB_ST_ACTIVE) ? "Active" : "", | |
288 | (tmp & USB_ST_STALLED) ? "Stalled" : "", | |
289 | (tmp & USB_ST_BUF_ERR) ? "Buffer Error" : "", | |
290 | (tmp & USB_ST_BABBLE_DET) ? "Babble Det" : "", | |
291 | (tmp & USB_ST_NAK_REC) ? "NAKed" : "", | |
292 | (tmp & USB_ST_CRC_ERR) ? "CRC Error" : "", | |
293 | (tmp & USB_ST_BIT_ERR) ? "Bitstuff Error" : ""); | |
294 | } | |
295 | #endif | |
296 | /*********************************************************************** | |
297 | * Data transfer routines | |
298 | ***********************************************************************/ | |
299 | ||
300 | static int us_one_transfer(struct us_data *us, int pipe, char *buf, int length) | |
301 | { | |
302 | int max_size; | |
303 | int this_xfer; | |
304 | int result; | |
305 | int partial; | |
306 | int maxtry; | |
307 | int stat; | |
308 | ||
309 | /* determine the maximum packet size for these transfers */ | |
310 | max_size = usb_maxpacket(us->pusb_dev, pipe) * 16; | |
311 | ||
312 | /* while we have data left to transfer */ | |
313 | while (length) { | |
314 | ||
315 | /* calculate how long this will be -- maximum or a remainder */ | |
316 | this_xfer = length > max_size ? max_size : length; | |
317 | length -= this_xfer; | |
318 | ||
319 | /* setup the retry counter */ | |
320 | maxtry = 10; | |
321 | ||
322 | /* set up the transfer loop */ | |
323 | do { | |
324 | /* transfer the data */ | |
05108132 SG |
325 | debug("Bulk xfer 0x%lx(%d) try #%d\n", |
326 | (ulong)map_to_sysmem(buf), this_xfer, | |
327 | 11 - maxtry); | |
affae2bf | 328 | result = usb_bulk_msg(us->pusb_dev, pipe, buf, |
a0cb3fc3 MT |
329 | this_xfer, &partial, |
330 | USB_CNTL_TIMEOUT * 5); | |
ceb4972a VG |
331 | debug("bulk_msg returned %d xferred %d/%d\n", |
332 | result, partial, this_xfer); | |
a0cb3fc3 MT |
333 | if (us->pusb_dev->status != 0) { |
334 | /* if we stall, we need to clear it before | |
335 | * we go on | |
336 | */ | |
ceb4972a | 337 | #ifdef DEBUG |
affae2bf WD |
338 | display_int_status(us->pusb_dev->status); |
339 | #endif | |
340 | if (us->pusb_dev->status & USB_ST_STALLED) { | |
ceb4972a VG |
341 | debug("stalled ->clearing endpoint" \ |
342 | "halt for pipe 0x%x\n", pipe); | |
affae2bf WD |
343 | stat = us->pusb_dev->status; |
344 | usb_clear_halt(us->pusb_dev, pipe); | |
a0cb3fc3 MT |
345 | us->pusb_dev->status = stat; |
346 | if (this_xfer == partial) { | |
ceb4972a VG |
347 | debug("bulk transferred" \ |
348 | "with error %lX," \ | |
349 | " but data ok\n", | |
350 | us->pusb_dev->status); | |
affae2bf WD |
351 | return 0; |
352 | } | |
353 | else | |
354 | return result; | |
355 | } | |
356 | if (us->pusb_dev->status & USB_ST_NAK_REC) { | |
ceb4972a | 357 | debug("Device NAKed bulk_msg\n"); |
affae2bf WD |
358 | return result; |
359 | } | |
ceb4972a | 360 | debug("bulk transferred with error"); |
a0cb3fc3 | 361 | if (this_xfer == partial) { |
ceb4972a VG |
362 | debug(" %ld, but data ok\n", |
363 | us->pusb_dev->status); | |
affae2bf WD |
364 | return 0; |
365 | } | |
366 | /* if our try counter reaches 0, bail out */ | |
ceb4972a VG |
367 | debug(" %ld, data %d\n", |
368 | us->pusb_dev->status, partial); | |
affae2bf WD |
369 | if (!maxtry--) |
370 | return result; | |
371 | } | |
372 | /* update to show what data was transferred */ | |
373 | this_xfer -= partial; | |
374 | buf += partial; | |
375 | /* continue until this transfer is done */ | |
a0cb3fc3 | 376 | } while (this_xfer); |
affae2bf WD |
377 | } |
378 | ||
379 | /* if we get here, we're done and successful */ | |
380 | return 0; | |
381 | } | |
382 | ||
149dded2 WD |
383 | static int usb_stor_BBB_reset(struct us_data *us) |
384 | { | |
385 | int result; | |
386 | unsigned int pipe; | |
387 | ||
388 | /* | |
389 | * Reset recovery (5.3.4 in Universal Serial Bus Mass Storage Class) | |
390 | * | |
391 | * For Reset Recovery the host shall issue in the following order: | |
392 | * a) a Bulk-Only Mass Storage Reset | |
393 | * b) a Clear Feature HALT to the Bulk-In endpoint | |
394 | * c) a Clear Feature HALT to the Bulk-Out endpoint | |
395 | * | |
396 | * This is done in 3 steps. | |
397 | * | |
398 | * If the reset doesn't succeed, the device should be port reset. | |
399 | * | |
400 | * This comment stolen from FreeBSD's /sys/dev/usb/umass.c. | |
401 | */ | |
ceb4972a | 402 | debug("BBB_reset\n"); |
a0cb3fc3 MT |
403 | result = usb_control_msg(us->pusb_dev, usb_sndctrlpipe(us->pusb_dev, 0), |
404 | US_BBB_RESET, | |
405 | USB_TYPE_CLASS | USB_RECIP_INTERFACE, | |
199adb60 | 406 | 0, us->ifnum, NULL, 0, USB_CNTL_TIMEOUT * 5); |
9c998aa8 | 407 | |
a0cb3fc3 | 408 | if ((result < 0) && (us->pusb_dev->status & USB_ST_STALLED)) { |
ceb4972a | 409 | debug("RESET:stall\n"); |
149dded2 WD |
410 | return -1; |
411 | } | |
9c998aa8 | 412 | |
149dded2 | 413 | /* long wait for reset */ |
5b84dd67 | 414 | mdelay(150); |
ceb4972a VG |
415 | debug("BBB_reset result %d: status %lX reset\n", |
416 | result, us->pusb_dev->status); | |
149dded2 WD |
417 | pipe = usb_rcvbulkpipe(us->pusb_dev, us->ep_in); |
418 | result = usb_clear_halt(us->pusb_dev, pipe); | |
419 | /* long wait for reset */ | |
5b84dd67 | 420 | mdelay(150); |
ceb4972a VG |
421 | debug("BBB_reset result %d: status %lX clearing IN endpoint\n", |
422 | result, us->pusb_dev->status); | |
149dded2 WD |
423 | /* long wait for reset */ |
424 | pipe = usb_sndbulkpipe(us->pusb_dev, us->ep_out); | |
425 | result = usb_clear_halt(us->pusb_dev, pipe); | |
5b84dd67 | 426 | mdelay(150); |
ceb4972a VG |
427 | debug("BBB_reset result %d: status %lX clearing OUT endpoint\n", |
428 | result, us->pusb_dev->status); | |
429 | debug("BBB_reset done\n"); | |
149dded2 WD |
430 | return 0; |
431 | } | |
432 | ||
affae2bf WD |
433 | /* FIXME: this reset function doesn't really reset the port, and it |
434 | * should. Actually it should probably do what it's doing here, and | |
435 | * reset the port physically | |
436 | */ | |
437 | static int usb_stor_CB_reset(struct us_data *us) | |
438 | { | |
439 | unsigned char cmd[12]; | |
440 | int result; | |
441 | ||
ceb4972a | 442 | debug("CB_reset\n"); |
a0cb3fc3 | 443 | memset(cmd, 0xff, sizeof(cmd)); |
affae2bf WD |
444 | cmd[0] = SCSI_SEND_DIAG; |
445 | cmd[1] = 4; | |
a0cb3fc3 MT |
446 | result = usb_control_msg(us->pusb_dev, usb_sndctrlpipe(us->pusb_dev, 0), |
447 | US_CBI_ADSC, | |
448 | USB_TYPE_CLASS | USB_RECIP_INTERFACE, | |
449 | 0, us->ifnum, cmd, sizeof(cmd), | |
450 | USB_CNTL_TIMEOUT * 5); | |
affae2bf WD |
451 | |
452 | /* long wait for reset */ | |
5b84dd67 | 453 | mdelay(1500); |
ceb4972a VG |
454 | debug("CB_reset result %d: status %lX clearing endpoint halt\n", |
455 | result, us->pusb_dev->status); | |
affae2bf WD |
456 | usb_clear_halt(us->pusb_dev, usb_rcvbulkpipe(us->pusb_dev, us->ep_in)); |
457 | usb_clear_halt(us->pusb_dev, usb_rcvbulkpipe(us->pusb_dev, us->ep_out)); | |
458 | ||
ceb4972a | 459 | debug("CB_reset done\n"); |
affae2bf WD |
460 | return 0; |
461 | } | |
462 | ||
149dded2 WD |
463 | /* |
464 | * Set up the command for a BBB device. Note that the actual SCSI | |
465 | * command is copied into cbw.CBWCDB. | |
466 | */ | |
199adb60 | 467 | static int usb_stor_BBB_comdat(ccb *srb, struct us_data *us) |
149dded2 WD |
468 | { |
469 | int result; | |
470 | int actlen; | |
471 | int dir_in; | |
472 | unsigned int pipe; | |
2e17c87e | 473 | ALLOC_CACHE_ALIGN_BUFFER(struct umass_bbb_cbw, cbw, 1); |
149dded2 WD |
474 | |
475 | dir_in = US_DIRECTION(srb->cmd[0]); | |
476 | ||
477 | #ifdef BBB_COMDAT_TRACE | |
605bd75a | 478 | printf("dir %d lun %d cmdlen %d cmd %p datalen %lu pdata %p\n", |
a0cb3fc3 MT |
479 | dir_in, srb->lun, srb->cmdlen, srb->cmd, srb->datalen, |
480 | srb->pdata); | |
149dded2 | 481 | if (srb->cmdlen) { |
a0cb3fc3 | 482 | for (result = 0; result < srb->cmdlen; result++) |
149dded2 WD |
483 | printf("cmd[%d] %#x ", result, srb->cmd[result]); |
484 | printf("\n"); | |
485 | } | |
486 | #endif | |
487 | /* sanity checks */ | |
488 | if (!(srb->cmdlen <= CBWCDBLENGTH)) { | |
ceb4972a | 489 | debug("usb_stor_BBB_comdat:cmdlen too large\n"); |
149dded2 WD |
490 | return -1; |
491 | } | |
492 | ||
493 | /* always OUT to the ep */ | |
494 | pipe = usb_sndbulkpipe(us->pusb_dev, us->ep_out); | |
495 | ||
f5766139 PS |
496 | cbw->dCBWSignature = cpu_to_le32(CBWSIGNATURE); |
497 | cbw->dCBWTag = cpu_to_le32(CBWTag++); | |
498 | cbw->dCBWDataTransferLength = cpu_to_le32(srb->datalen); | |
499 | cbw->bCBWFlags = (dir_in ? CBWFLAGS_IN : CBWFLAGS_OUT); | |
500 | cbw->bCBWLUN = srb->lun; | |
501 | cbw->bCDBLength = srb->cmdlen; | |
149dded2 WD |
502 | /* copy the command data into the CBW command data buffer */ |
503 | /* DST SRC LEN!!! */ | |
f6570871 | 504 | |
f5766139 PS |
505 | memcpy(cbw->CBWCDB, srb->cmd, srb->cmdlen); |
506 | result = usb_bulk_msg(us->pusb_dev, pipe, cbw, UMASS_BBB_CBW_SIZE, | |
a0cb3fc3 | 507 | &actlen, USB_CNTL_TIMEOUT * 5); |
149dded2 | 508 | if (result < 0) |
ceb4972a | 509 | debug("usb_stor_BBB_comdat:usb_bulk_msg error\n"); |
149dded2 WD |
510 | return result; |
511 | } | |
512 | ||
affae2bf WD |
513 | /* FIXME: we also need a CBI_command which sets up the completion |
514 | * interrupt, and waits for it | |
515 | */ | |
199adb60 | 516 | static int usb_stor_CB_comdat(ccb *srb, struct us_data *us) |
affae2bf | 517 | { |
77ddac94 | 518 | int result = 0; |
a0cb3fc3 | 519 | int dir_in, retry; |
affae2bf WD |
520 | unsigned int pipe; |
521 | unsigned long status; | |
522 | ||
a0cb3fc3 MT |
523 | retry = 5; |
524 | dir_in = US_DIRECTION(srb->cmd[0]); | |
affae2bf | 525 | |
a0cb3fc3 MT |
526 | if (dir_in) |
527 | pipe = usb_rcvbulkpipe(us->pusb_dev, us->ep_in); | |
528 | else | |
529 | pipe = usb_sndbulkpipe(us->pusb_dev, us->ep_out); | |
530 | ||
531 | while (retry--) { | |
ceb4972a VG |
532 | debug("CBI gets a command: Try %d\n", 5 - retry); |
533 | #ifdef DEBUG | |
affae2bf WD |
534 | usb_show_srb(srb); |
535 | #endif | |
536 | /* let's send the command via the control pipe */ | |
a0cb3fc3 MT |
537 | result = usb_control_msg(us->pusb_dev, |
538 | usb_sndctrlpipe(us->pusb_dev , 0), | |
539 | US_CBI_ADSC, | |
540 | USB_TYPE_CLASS | USB_RECIP_INTERFACE, | |
affae2bf | 541 | 0, us->ifnum, |
a0cb3fc3 MT |
542 | srb->cmd, srb->cmdlen, |
543 | USB_CNTL_TIMEOUT * 5); | |
ceb4972a VG |
544 | debug("CB_transport: control msg returned %d, status %lX\n", |
545 | result, us->pusb_dev->status); | |
affae2bf WD |
546 | /* check the return code for the command */ |
547 | if (result < 0) { | |
a0cb3fc3 MT |
548 | if (us->pusb_dev->status & USB_ST_STALLED) { |
549 | status = us->pusb_dev->status; | |
ceb4972a VG |
550 | debug(" stall during command found," \ |
551 | " clear pipe\n"); | |
a0cb3fc3 MT |
552 | usb_clear_halt(us->pusb_dev, |
553 | usb_sndctrlpipe(us->pusb_dev, 0)); | |
554 | us->pusb_dev->status = status; | |
affae2bf | 555 | } |
ceb4972a VG |
556 | debug(" error during command %02X" \ |
557 | " Stat = %lX\n", srb->cmd[0], | |
558 | us->pusb_dev->status); | |
affae2bf WD |
559 | return result; |
560 | } | |
561 | /* transfer the data payload for this command, if one exists*/ | |
562 | ||
ceb4972a VG |
563 | debug("CB_transport: control msg returned %d," \ |
564 | " direction is %s to go 0x%lx\n", result, | |
565 | dir_in ? "IN" : "OUT", srb->datalen); | |
affae2bf | 566 | if (srb->datalen) { |
a0cb3fc3 MT |
567 | result = us_one_transfer(us, pipe, (char *)srb->pdata, |
568 | srb->datalen); | |
ceb4972a VG |
569 | debug("CBI attempted to transfer data," \ |
570 | " result is %d status %lX, len %d\n", | |
571 | result, us->pusb_dev->status, | |
572 | us->pusb_dev->act_len); | |
a0cb3fc3 | 573 | if (!(us->pusb_dev->status & USB_ST_NAK_REC)) |
affae2bf WD |
574 | break; |
575 | } /* if (srb->datalen) */ | |
576 | else | |
577 | break; | |
578 | } | |
579 | /* return result */ | |
580 | ||
581 | return result; | |
582 | } | |
583 | ||
584 | ||
199adb60 | 585 | static int usb_stor_CBI_get_status(ccb *srb, struct us_data *us) |
affae2bf WD |
586 | { |
587 | int timeout; | |
588 | ||
80885a9d | 589 | us->ip_wanted = 1; |
a0cb3fc3 | 590 | submit_int_msg(us->pusb_dev, us->irqpipe, |
80885a9d WD |
591 | (void *) &us->ip_data, us->irqmaxp, us->irqinterval); |
592 | timeout = 1000; | |
593 | while (timeout--) { | |
f6570871 | 594 | if (us->ip_wanted == 0) |
affae2bf | 595 | break; |
5b84dd67 | 596 | mdelay(10); |
affae2bf WD |
597 | } |
598 | if (us->ip_wanted) { | |
a0cb3fc3 | 599 | printf(" Did not get interrupt on CBI\n"); |
affae2bf WD |
600 | us->ip_wanted = 0; |
601 | return USB_STOR_TRANSPORT_ERROR; | |
602 | } | |
ceb4972a VG |
603 | debug("Got interrupt data 0x%x, transfered %d status 0x%lX\n", |
604 | us->ip_data, us->pusb_dev->irq_act_len, | |
605 | us->pusb_dev->irq_status); | |
affae2bf WD |
606 | /* UFI gives us ASC and ASCQ, like a request sense */ |
607 | if (us->subclass == US_SC_UFI) { | |
608 | if (srb->cmd[0] == SCSI_REQ_SENSE || | |
609 | srb->cmd[0] == SCSI_INQUIRY) | |
610 | return USB_STOR_TRANSPORT_GOOD; /* Good */ | |
80885a9d WD |
611 | else if (us->ip_data) |
612 | return USB_STOR_TRANSPORT_FAILED; | |
affae2bf | 613 | else |
80885a9d | 614 | return USB_STOR_TRANSPORT_GOOD; |
affae2bf WD |
615 | } |
616 | /* otherwise, we interpret the data normally */ | |
617 | switch (us->ip_data) { | |
80885a9d WD |
618 | case 0x0001: |
619 | return USB_STOR_TRANSPORT_GOOD; | |
620 | case 0x0002: | |
621 | return USB_STOR_TRANSPORT_FAILED; | |
622 | default: | |
623 | return USB_STOR_TRANSPORT_ERROR; | |
624 | } /* switch */ | |
affae2bf WD |
625 | return USB_STOR_TRANSPORT_ERROR; |
626 | } | |
627 | ||
628 | #define USB_TRANSPORT_UNKNOWN_RETRY 5 | |
629 | #define USB_TRANSPORT_NOT_READY_RETRY 10 | |
630 | ||
149dded2 | 631 | /* clear a stall on an endpoint - special for BBB devices */ |
199adb60 | 632 | static int usb_stor_BBB_clear_endpt_stall(struct us_data *us, __u8 endpt) |
149dded2 WD |
633 | { |
634 | int result; | |
635 | ||
636 | /* ENDPOINT_HALT = 0, so set value to 0 */ | |
a0cb3fc3 | 637 | result = usb_control_msg(us->pusb_dev, usb_sndctrlpipe(us->pusb_dev, 0), |
149dded2 | 638 | USB_REQ_CLEAR_FEATURE, USB_RECIP_ENDPOINT, |
199adb60 | 639 | 0, endpt, NULL, 0, USB_CNTL_TIMEOUT * 5); |
149dded2 WD |
640 | return result; |
641 | } | |
642 | ||
199adb60 | 643 | static int usb_stor_BBB_transport(ccb *srb, struct us_data *us) |
149dded2 WD |
644 | { |
645 | int result, retry; | |
646 | int dir_in; | |
647 | int actlen, data_actlen; | |
648 | unsigned int pipe, pipein, pipeout; | |
2e17c87e | 649 | ALLOC_CACHE_ALIGN_BUFFER(struct umass_bbb_csw, csw, 1); |
149dded2 WD |
650 | #ifdef BBB_XPORT_TRACE |
651 | unsigned char *ptr; | |
652 | int index; | |
653 | #endif | |
654 | ||
655 | dir_in = US_DIRECTION(srb->cmd[0]); | |
656 | ||
657 | /* COMMAND phase */ | |
ceb4972a | 658 | debug("COMMAND phase\n"); |
149dded2 WD |
659 | result = usb_stor_BBB_comdat(srb, us); |
660 | if (result < 0) { | |
ceb4972a VG |
661 | debug("failed to send CBW status %ld\n", |
662 | us->pusb_dev->status); | |
149dded2 WD |
663 | usb_stor_BBB_reset(us); |
664 | return USB_STOR_TRANSPORT_FAILED; | |
665 | } | |
3e8581bb BT |
666 | if (!(us->flags & USB_READY)) |
667 | mdelay(5); | |
149dded2 WD |
668 | pipein = usb_rcvbulkpipe(us->pusb_dev, us->ep_in); |
669 | pipeout = usb_sndbulkpipe(us->pusb_dev, us->ep_out); | |
670 | /* DATA phase + error handling */ | |
149dded2 WD |
671 | data_actlen = 0; |
672 | /* no data, go immediately to the STATUS phase */ | |
673 | if (srb->datalen == 0) | |
674 | goto st; | |
ceb4972a | 675 | debug("DATA phase\n"); |
149dded2 WD |
676 | if (dir_in) |
677 | pipe = pipein; | |
678 | else | |
679 | pipe = pipeout; | |
f6570871 | 680 | |
a0cb3fc3 MT |
681 | result = usb_bulk_msg(us->pusb_dev, pipe, srb->pdata, srb->datalen, |
682 | &data_actlen, USB_CNTL_TIMEOUT * 5); | |
149dded2 | 683 | /* special handling of STALL in DATA phase */ |
a0cb3fc3 | 684 | if ((result < 0) && (us->pusb_dev->status & USB_ST_STALLED)) { |
ceb4972a | 685 | debug("DATA:stall\n"); |
149dded2 | 686 | /* clear the STALL on the endpoint */ |
a0cb3fc3 MT |
687 | result = usb_stor_BBB_clear_endpt_stall(us, |
688 | dir_in ? us->ep_in : us->ep_out); | |
149dded2 WD |
689 | if (result >= 0) |
690 | /* continue on to STATUS phase */ | |
691 | goto st; | |
692 | } | |
693 | if (result < 0) { | |
ceb4972a VG |
694 | debug("usb_bulk_msg error status %ld\n", |
695 | us->pusb_dev->status); | |
149dded2 WD |
696 | usb_stor_BBB_reset(us); |
697 | return USB_STOR_TRANSPORT_FAILED; | |
698 | } | |
699 | #ifdef BBB_XPORT_TRACE | |
700 | for (index = 0; index < data_actlen; index++) | |
701 | printf("pdata[%d] %#x ", index, srb->pdata[index]); | |
702 | printf("\n"); | |
703 | #endif | |
704 | /* STATUS phase + error handling */ | |
a0cb3fc3 | 705 | st: |
149dded2 | 706 | retry = 0; |
a0cb3fc3 | 707 | again: |
ceb4972a | 708 | debug("STATUS phase\n"); |
f5766139 | 709 | result = usb_bulk_msg(us->pusb_dev, pipein, csw, UMASS_BBB_CSW_SIZE, |
9c998aa8 WD |
710 | &actlen, USB_CNTL_TIMEOUT*5); |
711 | ||
149dded2 | 712 | /* special handling of STALL in STATUS phase */ |
a0cb3fc3 MT |
713 | if ((result < 0) && (retry < 1) && |
714 | (us->pusb_dev->status & USB_ST_STALLED)) { | |
ceb4972a | 715 | debug("STATUS:stall\n"); |
149dded2 WD |
716 | /* clear the STALL on the endpoint */ |
717 | result = usb_stor_BBB_clear_endpt_stall(us, us->ep_in); | |
718 | if (result >= 0 && (retry++ < 1)) | |
719 | /* do a retry */ | |
720 | goto again; | |
721 | } | |
722 | if (result < 0) { | |
ceb4972a VG |
723 | debug("usb_bulk_msg error status %ld\n", |
724 | us->pusb_dev->status); | |
149dded2 WD |
725 | usb_stor_BBB_reset(us); |
726 | return USB_STOR_TRANSPORT_FAILED; | |
727 | } | |
728 | #ifdef BBB_XPORT_TRACE | |
f5766139 | 729 | ptr = (unsigned char *)csw; |
149dded2 WD |
730 | for (index = 0; index < UMASS_BBB_CSW_SIZE; index++) |
731 | printf("ptr[%d] %#x ", index, ptr[index]); | |
732 | printf("\n"); | |
733 | #endif | |
734 | /* misuse pipe to get the residue */ | |
f5766139 | 735 | pipe = le32_to_cpu(csw->dCSWDataResidue); |
149dded2 WD |
736 | if (pipe == 0 && srb->datalen != 0 && srb->datalen - data_actlen != 0) |
737 | pipe = srb->datalen - data_actlen; | |
f5766139 | 738 | if (CSWSIGNATURE != le32_to_cpu(csw->dCSWSignature)) { |
ceb4972a | 739 | debug("!CSWSIGNATURE\n"); |
149dded2 WD |
740 | usb_stor_BBB_reset(us); |
741 | return USB_STOR_TRANSPORT_FAILED; | |
f5766139 | 742 | } else if ((CBWTag - 1) != le32_to_cpu(csw->dCSWTag)) { |
ceb4972a | 743 | debug("!Tag\n"); |
149dded2 WD |
744 | usb_stor_BBB_reset(us); |
745 | return USB_STOR_TRANSPORT_FAILED; | |
f5766139 | 746 | } else if (csw->bCSWStatus > CSWSTATUS_PHASE) { |
ceb4972a | 747 | debug(">PHASE\n"); |
149dded2 WD |
748 | usb_stor_BBB_reset(us); |
749 | return USB_STOR_TRANSPORT_FAILED; | |
f5766139 | 750 | } else if (csw->bCSWStatus == CSWSTATUS_PHASE) { |
ceb4972a | 751 | debug("=PHASE\n"); |
149dded2 WD |
752 | usb_stor_BBB_reset(us); |
753 | return USB_STOR_TRANSPORT_FAILED; | |
754 | } else if (data_actlen > srb->datalen) { | |
ceb4972a VG |
755 | debug("transferred %dB instead of %ldB\n", |
756 | data_actlen, srb->datalen); | |
149dded2 | 757 | return USB_STOR_TRANSPORT_FAILED; |
f5766139 | 758 | } else if (csw->bCSWStatus == CSWSTATUS_FAILED) { |
ceb4972a | 759 | debug("FAILED\n"); |
149dded2 WD |
760 | return USB_STOR_TRANSPORT_FAILED; |
761 | } | |
762 | ||
763 | return result; | |
764 | } | |
765 | ||
199adb60 | 766 | static int usb_stor_CB_transport(ccb *srb, struct us_data *us) |
affae2bf | 767 | { |
a0cb3fc3 | 768 | int result, status; |
affae2bf WD |
769 | ccb *psrb; |
770 | ccb reqsrb; | |
a0cb3fc3 | 771 | int retry, notready; |
affae2bf | 772 | |
d0ff51ba | 773 | psrb = &reqsrb; |
a0cb3fc3 MT |
774 | status = USB_STOR_TRANSPORT_GOOD; |
775 | retry = 0; | |
776 | notready = 0; | |
affae2bf WD |
777 | /* issue the command */ |
778 | do_retry: | |
a0cb3fc3 | 779 | result = usb_stor_CB_comdat(srb, us); |
ceb4972a VG |
780 | debug("command / Data returned %d, status %lX\n", |
781 | result, us->pusb_dev->status); | |
affae2bf | 782 | /* if this is an CBI Protocol, get IRQ */ |
a0cb3fc3 MT |
783 | if (us->protocol == US_PR_CBI) { |
784 | status = usb_stor_CBI_get_status(srb, us); | |
affae2bf | 785 | /* if the status is error, report it */ |
a0cb3fc3 | 786 | if (status == USB_STOR_TRANSPORT_ERROR) { |
ceb4972a | 787 | debug(" USB CBI Command Error\n"); |
affae2bf WD |
788 | return status; |
789 | } | |
a0cb3fc3 MT |
790 | srb->sense_buf[12] = (unsigned char)(us->ip_data >> 8); |
791 | srb->sense_buf[13] = (unsigned char)(us->ip_data & 0xff); | |
792 | if (!us->ip_data) { | |
793 | /* if the status is good, report it */ | |
794 | if (status == USB_STOR_TRANSPORT_GOOD) { | |
ceb4972a | 795 | debug(" USB CBI Command Good\n"); |
affae2bf WD |
796 | return status; |
797 | } | |
798 | } | |
799 | } | |
800 | /* do we have to issue an auto request? */ | |
801 | /* HERE we have to check the result */ | |
a0cb3fc3 | 802 | if ((result < 0) && !(us->pusb_dev->status & USB_ST_STALLED)) { |
ceb4972a | 803 | debug("ERROR %lX\n", us->pusb_dev->status); |
affae2bf WD |
804 | us->transport_reset(us); |
805 | return USB_STOR_TRANSPORT_ERROR; | |
806 | } | |
a0cb3fc3 MT |
807 | if ((us->protocol == US_PR_CBI) && |
808 | ((srb->cmd[0] == SCSI_REQ_SENSE) || | |
809 | (srb->cmd[0] == SCSI_INQUIRY))) { | |
810 | /* do not issue an autorequest after request sense */ | |
ceb4972a | 811 | debug("No auto request and good\n"); |
affae2bf WD |
812 | return USB_STOR_TRANSPORT_GOOD; |
813 | } | |
814 | /* issue an request_sense */ | |
a0cb3fc3 MT |
815 | memset(&psrb->cmd[0], 0, 12); |
816 | psrb->cmd[0] = SCSI_REQ_SENSE; | |
817 | psrb->cmd[1] = srb->lun << 5; | |
818 | psrb->cmd[4] = 18; | |
819 | psrb->datalen = 18; | |
d0ff51ba | 820 | psrb->pdata = &srb->sense_buf[0]; |
a0cb3fc3 | 821 | psrb->cmdlen = 12; |
affae2bf | 822 | /* issue the command */ |
a0cb3fc3 | 823 | result = usb_stor_CB_comdat(psrb, us); |
ceb4972a | 824 | debug("auto request returned %d\n", result); |
affae2bf | 825 | /* if this is an CBI Protocol, get IRQ */ |
a0cb3fc3 MT |
826 | if (us->protocol == US_PR_CBI) |
827 | status = usb_stor_CBI_get_status(psrb, us); | |
828 | ||
829 | if ((result < 0) && !(us->pusb_dev->status & USB_ST_STALLED)) { | |
ceb4972a VG |
830 | debug(" AUTO REQUEST ERROR %ld\n", |
831 | us->pusb_dev->status); | |
affae2bf WD |
832 | return USB_STOR_TRANSPORT_ERROR; |
833 | } | |
ceb4972a VG |
834 | debug("autorequest returned 0x%02X 0x%02X 0x%02X 0x%02X\n", |
835 | srb->sense_buf[0], srb->sense_buf[2], | |
836 | srb->sense_buf[12], srb->sense_buf[13]); | |
affae2bf | 837 | /* Check the auto request result */ |
a0cb3fc3 MT |
838 | if ((srb->sense_buf[2] == 0) && |
839 | (srb->sense_buf[12] == 0) && | |
840 | (srb->sense_buf[13] == 0)) { | |
841 | /* ok, no sense */ | |
affae2bf | 842 | return USB_STOR_TRANSPORT_GOOD; |
a0cb3fc3 MT |
843 | } |
844 | ||
affae2bf | 845 | /* Check the auto request result */ |
a0cb3fc3 MT |
846 | switch (srb->sense_buf[2]) { |
847 | case 0x01: | |
848 | /* Recovered Error */ | |
149dded2 | 849 | return USB_STOR_TRANSPORT_GOOD; |
80885a9d | 850 | break; |
a0cb3fc3 MT |
851 | case 0x02: |
852 | /* Not Ready */ | |
853 | if (notready++ > USB_TRANSPORT_NOT_READY_RETRY) { | |
854 | printf("cmd 0x%02X returned 0x%02X 0x%02X 0x%02X" | |
855 | " 0x%02X (NOT READY)\n", srb->cmd[0], | |
856 | srb->sense_buf[0], srb->sense_buf[2], | |
857 | srb->sense_buf[12], srb->sense_buf[13]); | |
149dded2 WD |
858 | return USB_STOR_TRANSPORT_FAILED; |
859 | } else { | |
5b84dd67 | 860 | mdelay(100); |
149dded2 WD |
861 | goto do_retry; |
862 | } | |
863 | break; | |
864 | default: | |
a0cb3fc3 MT |
865 | if (retry++ > USB_TRANSPORT_UNKNOWN_RETRY) { |
866 | printf("cmd 0x%02X returned 0x%02X 0x%02X 0x%02X" | |
867 | " 0x%02X\n", srb->cmd[0], srb->sense_buf[0], | |
868 | srb->sense_buf[2], srb->sense_buf[12], | |
869 | srb->sense_buf[13]); | |
149dded2 | 870 | return USB_STOR_TRANSPORT_FAILED; |
a0cb3fc3 | 871 | } else |
149dded2 | 872 | goto do_retry; |
149dded2 | 873 | break; |
affae2bf WD |
874 | } |
875 | return USB_STOR_TRANSPORT_FAILED; | |
876 | } | |
877 | ||
878 | ||
a0cb3fc3 | 879 | static int usb_inquiry(ccb *srb, struct us_data *ss) |
affae2bf | 880 | { |
a0cb3fc3 MT |
881 | int retry, i; |
882 | retry = 5; | |
affae2bf | 883 | do { |
a0cb3fc3 MT |
884 | memset(&srb->cmd[0], 0, 12); |
885 | srb->cmd[0] = SCSI_INQUIRY; | |
99e9ed1f | 886 | srb->cmd[1] = srb->lun << 5; |
a0cb3fc3 MT |
887 | srb->cmd[4] = 36; |
888 | srb->datalen = 36; | |
889 | srb->cmdlen = 12; | |
890 | i = ss->transport(srb, ss); | |
ceb4972a | 891 | debug("inquiry returns %d\n", i); |
a0cb3fc3 | 892 | if (i == 0) |
affae2bf | 893 | break; |
fac71cc4 | 894 | } while (--retry); |
149dded2 | 895 | |
a0cb3fc3 | 896 | if (!retry) { |
affae2bf WD |
897 | printf("error in inquiry\n"); |
898 | return -1; | |
899 | } | |
900 | return 0; | |
901 | } | |
902 | ||
a0cb3fc3 | 903 | static int usb_request_sense(ccb *srb, struct us_data *ss) |
affae2bf WD |
904 | { |
905 | char *ptr; | |
80885a9d | 906 | |
a0cb3fc3 MT |
907 | ptr = (char *)srb->pdata; |
908 | memset(&srb->cmd[0], 0, 12); | |
909 | srb->cmd[0] = SCSI_REQ_SENSE; | |
99e9ed1f | 910 | srb->cmd[1] = srb->lun << 5; |
a0cb3fc3 MT |
911 | srb->cmd[4] = 18; |
912 | srb->datalen = 18; | |
d0ff51ba | 913 | srb->pdata = &srb->sense_buf[0]; |
a0cb3fc3 MT |
914 | srb->cmdlen = 12; |
915 | ss->transport(srb, ss); | |
ceb4972a VG |
916 | debug("Request Sense returned %02X %02X %02X\n", |
917 | srb->sense_buf[2], srb->sense_buf[12], | |
918 | srb->sense_buf[13]); | |
a0cb3fc3 | 919 | srb->pdata = (uchar *)ptr; |
affae2bf WD |
920 | return 0; |
921 | } | |
922 | ||
a0cb3fc3 | 923 | static int usb_test_unit_ready(ccb *srb, struct us_data *ss) |
affae2bf | 924 | { |
9c998aa8 | 925 | int retries = 10; |
149dded2 | 926 | |
affae2bf | 927 | do { |
a0cb3fc3 MT |
928 | memset(&srb->cmd[0], 0, 12); |
929 | srb->cmd[0] = SCSI_TST_U_RDY; | |
99e9ed1f | 930 | srb->cmd[1] = srb->lun << 5; |
a0cb3fc3 MT |
931 | srb->datalen = 0; |
932 | srb->cmdlen = 12; | |
3e8581bb BT |
933 | if (ss->transport(srb, ss) == USB_STOR_TRANSPORT_GOOD) { |
934 | ss->flags |= USB_READY; | |
affae2bf | 935 | return 0; |
3e8581bb | 936 | } |
a0cb3fc3 | 937 | usb_request_sense(srb, ss); |
8b57e2f0 VP |
938 | /* |
939 | * Check the Key Code Qualifier, if it matches | |
940 | * "Not Ready - medium not present" | |
941 | * (the sense Key equals 0x2 and the ASC is 0x3a) | |
942 | * return immediately as the medium being absent won't change | |
943 | * unless there is a user action. | |
944 | */ | |
945 | if ((srb->sense_buf[2] == 0x02) && | |
946 | (srb->sense_buf[12] == 0x3a)) | |
947 | return -1; | |
5b84dd67 | 948 | mdelay(100); |
a0cb3fc3 | 949 | } while (retries--); |
149dded2 | 950 | |
affae2bf WD |
951 | return -1; |
952 | } | |
953 | ||
a0cb3fc3 | 954 | static int usb_read_capacity(ccb *srb, struct us_data *ss) |
affae2bf WD |
955 | { |
956 | int retry; | |
a0cb3fc3 MT |
957 | /* XXX retries */ |
958 | retry = 3; | |
affae2bf | 959 | do { |
a0cb3fc3 MT |
960 | memset(&srb->cmd[0], 0, 12); |
961 | srb->cmd[0] = SCSI_RD_CAPAC; | |
99e9ed1f | 962 | srb->cmd[1] = srb->lun << 5; |
a0cb3fc3 MT |
963 | srb->datalen = 8; |
964 | srb->cmdlen = 12; | |
965 | if (ss->transport(srb, ss) == USB_STOR_TRANSPORT_GOOD) | |
affae2bf | 966 | return 0; |
a0cb3fc3 | 967 | } while (retry--); |
149dded2 | 968 | |
affae2bf WD |
969 | return -1; |
970 | } | |
971 | ||
a0cb3fc3 MT |
972 | static int usb_read_10(ccb *srb, struct us_data *ss, unsigned long start, |
973 | unsigned short blocks) | |
affae2bf | 974 | { |
a0cb3fc3 MT |
975 | memset(&srb->cmd[0], 0, 12); |
976 | srb->cmd[0] = SCSI_READ10; | |
99e9ed1f | 977 | srb->cmd[1] = srb->lun << 5; |
a0cb3fc3 MT |
978 | srb->cmd[2] = ((unsigned char) (start >> 24)) & 0xff; |
979 | srb->cmd[3] = ((unsigned char) (start >> 16)) & 0xff; | |
980 | srb->cmd[4] = ((unsigned char) (start >> 8)) & 0xff; | |
981 | srb->cmd[5] = ((unsigned char) (start)) & 0xff; | |
982 | srb->cmd[7] = ((unsigned char) (blocks >> 8)) & 0xff; | |
983 | srb->cmd[8] = (unsigned char) blocks & 0xff; | |
984 | srb->cmdlen = 12; | |
ceb4972a | 985 | debug("read10: start %lx blocks %x\n", start, blocks); |
a0cb3fc3 | 986 | return ss->transport(srb, ss); |
affae2bf WD |
987 | } |
988 | ||
127e1084 MJ |
989 | static int usb_write_10(ccb *srb, struct us_data *ss, unsigned long start, |
990 | unsigned short blocks) | |
991 | { | |
992 | memset(&srb->cmd[0], 0, 12); | |
993 | srb->cmd[0] = SCSI_WRITE10; | |
99e9ed1f | 994 | srb->cmd[1] = srb->lun << 5; |
127e1084 MJ |
995 | srb->cmd[2] = ((unsigned char) (start >> 24)) & 0xff; |
996 | srb->cmd[3] = ((unsigned char) (start >> 16)) & 0xff; | |
997 | srb->cmd[4] = ((unsigned char) (start >> 8)) & 0xff; | |
998 | srb->cmd[5] = ((unsigned char) (start)) & 0xff; | |
999 | srb->cmd[7] = ((unsigned char) (blocks >> 8)) & 0xff; | |
1000 | srb->cmd[8] = (unsigned char) blocks & 0xff; | |
1001 | srb->cmdlen = 12; | |
ceb4972a | 1002 | debug("write10: start %lx blocks %x\n", start, blocks); |
127e1084 MJ |
1003 | return ss->transport(srb, ss); |
1004 | } | |
1005 | ||
affae2bf | 1006 | |
ddde6b7c BS |
1007 | #ifdef CONFIG_USB_BIN_FIXUP |
1008 | /* | |
1009 | * Some USB storage devices queried for SCSI identification data respond with | |
1010 | * binary strings, which if output to the console freeze the terminal. The | |
1011 | * workaround is to modify the vendor and product strings read from such | |
1012 | * device with proper values (as reported by 'usb info'). | |
1013 | * | |
1014 | * Vendor and product length limits are taken from the definition of | |
1015 | * block_dev_desc_t in include/part.h. | |
1016 | */ | |
1017 | static void usb_bin_fixup(struct usb_device_descriptor descriptor, | |
1018 | unsigned char vendor[], | |
1019 | unsigned char product[]) { | |
1020 | const unsigned char max_vendor_len = 40; | |
1021 | const unsigned char max_product_len = 20; | |
1022 | if (descriptor.idVendor == 0x0424 && descriptor.idProduct == 0x223a) { | |
a0cb3fc3 MT |
1023 | strncpy((char *)vendor, "SMSC", max_vendor_len); |
1024 | strncpy((char *)product, "Flash Media Cntrller", | |
1025 | max_product_len); | |
ddde6b7c BS |
1026 | } |
1027 | } | |
1028 | #endif /* CONFIG_USB_BIN_FIXUP */ | |
1029 | ||
ff8fef56 | 1030 | unsigned long usb_stor_read(int device, lbaint_t blknr, |
e81e79ed | 1031 | lbaint_t blkcnt, void *buffer) |
affae2bf | 1032 | { |
e81e79ed GB |
1033 | lbaint_t start, blks; |
1034 | uintptr_t buf_addr; | |
affae2bf WD |
1035 | unsigned short smallblks; |
1036 | struct usb_device *dev; | |
5dd95cf9 | 1037 | struct us_data *ss; |
84073b6f | 1038 | int retry; |
f8d813e3 WD |
1039 | ccb *srb = &usb_ccb; |
1040 | ||
1041 | if (blkcnt == 0) | |
1042 | return 0; | |
1043 | ||
1044 | device &= 0xff; | |
a0cb3fc3 | 1045 | /* Setup device */ |
84073b6f SG |
1046 | debug("\nusb_read: dev %d\n", device); |
1047 | dev = usb_dev_desc[device].priv; | |
1048 | if (!dev) { | |
1049 | debug("%s: No device\n", __func__); | |
1050 | return 0; | |
affae2bf | 1051 | } |
5dd95cf9 | 1052 | ss = (struct us_data *)dev->privptr; |
affae2bf WD |
1053 | |
1054 | usb_disable_asynch(1); /* asynch transfer not allowed */ | |
a0cb3fc3 | 1055 | srb->lun = usb_dev_desc[device].lun; |
f6570871 | 1056 | buf_addr = (uintptr_t)buffer; |
a0cb3fc3 MT |
1057 | start = blknr; |
1058 | blks = blkcnt; | |
a0cb3fc3 | 1059 | |
ceb4972a | 1060 | debug("\nusb_read: dev %d startblk " LBAF ", blccnt " LBAF |
4fd074de | 1061 | " buffer %" PRIxPTR "\n", device, start, blks, buf_addr); |
a0cb3fc3 | 1062 | |
affae2bf | 1063 | do { |
a0cb3fc3 MT |
1064 | /* XXX need some comment here */ |
1065 | retry = 2; | |
1066 | srb->pdata = (unsigned char *)buf_addr; | |
4bee5c83 BT |
1067 | if (blks > USB_MAX_XFER_BLK) |
1068 | smallblks = USB_MAX_XFER_BLK; | |
a0cb3fc3 MT |
1069 | else |
1070 | smallblks = (unsigned short) blks; | |
affae2bf | 1071 | retry_it: |
4bee5c83 | 1072 | if (smallblks == USB_MAX_XFER_BLK) |
affae2bf | 1073 | usb_show_progress(); |
a0cb3fc3 MT |
1074 | srb->datalen = usb_dev_desc[device].blksz * smallblks; |
1075 | srb->pdata = (unsigned char *)buf_addr; | |
5dd95cf9 | 1076 | if (usb_read_10(srb, ss, start, smallblks)) { |
ceb4972a | 1077 | debug("Read ERROR\n"); |
5dd95cf9 | 1078 | usb_request_sense(srb, ss); |
a0cb3fc3 | 1079 | if (retry--) |
affae2bf | 1080 | goto retry_it; |
a0cb3fc3 | 1081 | blkcnt -= blks; |
affae2bf WD |
1082 | break; |
1083 | } | |
a0cb3fc3 MT |
1084 | start += smallblks; |
1085 | blks -= smallblks; | |
1086 | buf_addr += srb->datalen; | |
1087 | } while (blks != 0); | |
3e8581bb | 1088 | ss->flags &= ~USB_READY; |
a0cb3fc3 | 1089 | |
ceb4972a | 1090 | debug("usb_read: end startblk " LBAF |
4fd074de | 1091 | ", blccnt %x buffer %" PRIxPTR "\n", |
ceb4972a | 1092 | start, smallblks, buf_addr); |
a0cb3fc3 | 1093 | |
affae2bf | 1094 | usb_disable_asynch(0); /* asynch transfer allowed */ |
4bee5c83 | 1095 | if (blkcnt >= USB_MAX_XFER_BLK) |
226fa9bb | 1096 | debug("\n"); |
a0cb3fc3 | 1097 | return blkcnt; |
affae2bf WD |
1098 | } |
1099 | ||
ff8fef56 | 1100 | unsigned long usb_stor_write(int device, lbaint_t blknr, |
e81e79ed | 1101 | lbaint_t blkcnt, const void *buffer) |
127e1084 | 1102 | { |
e81e79ed GB |
1103 | lbaint_t start, blks; |
1104 | uintptr_t buf_addr; | |
127e1084 MJ |
1105 | unsigned short smallblks; |
1106 | struct usb_device *dev; | |
5dd95cf9 | 1107 | struct us_data *ss; |
84073b6f | 1108 | int retry; |
127e1084 MJ |
1109 | ccb *srb = &usb_ccb; |
1110 | ||
1111 | if (blkcnt == 0) | |
1112 | return 0; | |
1113 | ||
1114 | device &= 0xff; | |
1115 | /* Setup device */ | |
84073b6f SG |
1116 | debug("\nusb_write: dev %d\n", device); |
1117 | dev = usb_dev_desc[device].priv; | |
1118 | if (!dev) | |
1119 | return 0; | |
5dd95cf9 | 1120 | ss = (struct us_data *)dev->privptr; |
127e1084 MJ |
1121 | |
1122 | usb_disable_asynch(1); /* asynch transfer not allowed */ | |
1123 | ||
1124 | srb->lun = usb_dev_desc[device].lun; | |
f6570871 | 1125 | buf_addr = (uintptr_t)buffer; |
127e1084 MJ |
1126 | start = blknr; |
1127 | blks = blkcnt; | |
127e1084 | 1128 | |
ceb4972a | 1129 | debug("\nusb_write: dev %d startblk " LBAF ", blccnt " LBAF |
4fd074de | 1130 | " buffer %" PRIxPTR "\n", device, start, blks, buf_addr); |
127e1084 MJ |
1131 | |
1132 | do { | |
1133 | /* If write fails retry for max retry count else | |
1134 | * return with number of blocks written successfully. | |
1135 | */ | |
1136 | retry = 2; | |
1137 | srb->pdata = (unsigned char *)buf_addr; | |
4bee5c83 BT |
1138 | if (blks > USB_MAX_XFER_BLK) |
1139 | smallblks = USB_MAX_XFER_BLK; | |
127e1084 MJ |
1140 | else |
1141 | smallblks = (unsigned short) blks; | |
1142 | retry_it: | |
4bee5c83 | 1143 | if (smallblks == USB_MAX_XFER_BLK) |
127e1084 MJ |
1144 | usb_show_progress(); |
1145 | srb->datalen = usb_dev_desc[device].blksz * smallblks; | |
1146 | srb->pdata = (unsigned char *)buf_addr; | |
5dd95cf9 | 1147 | if (usb_write_10(srb, ss, start, smallblks)) { |
ceb4972a | 1148 | debug("Write ERROR\n"); |
5dd95cf9 | 1149 | usb_request_sense(srb, ss); |
127e1084 MJ |
1150 | if (retry--) |
1151 | goto retry_it; | |
1152 | blkcnt -= blks; | |
1153 | break; | |
1154 | } | |
1155 | start += smallblks; | |
1156 | blks -= smallblks; | |
1157 | buf_addr += srb->datalen; | |
1158 | } while (blks != 0); | |
3e8581bb | 1159 | ss->flags &= ~USB_READY; |
127e1084 | 1160 | |
4fd074de SG |
1161 | debug("usb_write: end startblk " LBAF ", blccnt %x buffer %" |
1162 | PRIxPTR "\n", start, smallblks, buf_addr); | |
127e1084 MJ |
1163 | |
1164 | usb_disable_asynch(0); /* asynch transfer allowed */ | |
4bee5c83 | 1165 | if (blkcnt >= USB_MAX_XFER_BLK) |
226fa9bb | 1166 | debug("\n"); |
127e1084 MJ |
1167 | return blkcnt; |
1168 | ||
1169 | } | |
affae2bf WD |
1170 | |
1171 | /* Probe to see if a new device is actually a Storage device */ | |
a0cb3fc3 MT |
1172 | int usb_storage_probe(struct usb_device *dev, unsigned int ifnum, |
1173 | struct us_data *ss) | |
affae2bf | 1174 | { |
8f8bd565 | 1175 | struct usb_interface *iface; |
affae2bf | 1176 | int i; |
605bd75a | 1177 | struct usb_endpoint_descriptor *ep_desc; |
affae2bf WD |
1178 | unsigned int flags = 0; |
1179 | ||
affae2bf WD |
1180 | /* let's examine the device now */ |
1181 | iface = &dev->config.if_desc[ifnum]; | |
1182 | ||
affae2bf | 1183 | if (dev->descriptor.bDeviceClass != 0 || |
8f8bd565 TR |
1184 | iface->desc.bInterfaceClass != USB_CLASS_MASS_STORAGE || |
1185 | iface->desc.bInterfaceSubClass < US_SC_MIN || | |
1186 | iface->desc.bInterfaceSubClass > US_SC_MAX) { | |
1d5827a1 | 1187 | debug("Not mass storage\n"); |
affae2bf WD |
1188 | /* if it's not a mass storage, we go no further */ |
1189 | return 0; | |
1190 | } | |
1191 | ||
9c998aa8 WD |
1192 | memset(ss, 0, sizeof(struct us_data)); |
1193 | ||
affae2bf | 1194 | /* At this point, we know we've got a live one */ |
ceb4972a | 1195 | debug("\n\nUSB Mass Storage device detected\n"); |
affae2bf WD |
1196 | |
1197 | /* Initialize the us_data structure with some useful info */ | |
1198 | ss->flags = flags; | |
1199 | ss->ifnum = ifnum; | |
1200 | ss->pusb_dev = dev; | |
1201 | ss->attention_done = 0; | |
f5fb78a2 TR |
1202 | ss->subclass = iface->desc.bInterfaceSubClass; |
1203 | ss->protocol = iface->desc.bInterfaceProtocol; | |
affae2bf WD |
1204 | |
1205 | /* set the handler pointers based on the protocol */ | |
ceb4972a | 1206 | debug("Transport: "); |
affae2bf WD |
1207 | switch (ss->protocol) { |
1208 | case US_PR_CB: | |
ceb4972a | 1209 | debug("Control/Bulk\n"); |
affae2bf WD |
1210 | ss->transport = usb_stor_CB_transport; |
1211 | ss->transport_reset = usb_stor_CB_reset; | |
1212 | break; | |
1213 | ||
1214 | case US_PR_CBI: | |
ceb4972a | 1215 | debug("Control/Bulk/Interrupt\n"); |
affae2bf WD |
1216 | ss->transport = usb_stor_CB_transport; |
1217 | ss->transport_reset = usb_stor_CB_reset; | |
1218 | break; | |
149dded2 | 1219 | case US_PR_BULK: |
ceb4972a | 1220 | debug("Bulk/Bulk/Bulk\n"); |
149dded2 WD |
1221 | ss->transport = usb_stor_BBB_transport; |
1222 | ss->transport_reset = usb_stor_BBB_reset; | |
1223 | break; | |
affae2bf | 1224 | default: |
80885a9d | 1225 | printf("USB Storage Transport unknown / not yet implemented\n"); |
affae2bf WD |
1226 | return 0; |
1227 | break; | |
1228 | } | |
1229 | ||
1230 | /* | |
1231 | * We are expecting a minimum of 2 endpoints - in and out (bulk). | |
1232 | * An optional interrupt is OK (necessary for CBI protocol). | |
1233 | * We will ignore any others. | |
1234 | */ | |
8f8bd565 | 1235 | for (i = 0; i < iface->desc.bNumEndpoints; i++) { |
605bd75a | 1236 | ep_desc = &iface->ep_desc[i]; |
affae2bf | 1237 | /* is it an BULK endpoint? */ |
605bd75a | 1238 | if ((ep_desc->bmAttributes & |
a0cb3fc3 | 1239 | USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_BULK) { |
605bd75a VG |
1240 | if (ep_desc->bEndpointAddress & USB_DIR_IN) |
1241 | ss->ep_in = ep_desc->bEndpointAddress & | |
1242 | USB_ENDPOINT_NUMBER_MASK; | |
affae2bf | 1243 | else |
a0cb3fc3 | 1244 | ss->ep_out = |
605bd75a | 1245 | ep_desc->bEndpointAddress & |
affae2bf WD |
1246 | USB_ENDPOINT_NUMBER_MASK; |
1247 | } | |
1248 | ||
1249 | /* is it an interrupt endpoint? */ | |
605bd75a VG |
1250 | if ((ep_desc->bmAttributes & |
1251 | USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_INT) { | |
1252 | ss->ep_int = ep_desc->bEndpointAddress & | |
1253 | USB_ENDPOINT_NUMBER_MASK; | |
1254 | ss->irqinterval = ep_desc->bInterval; | |
affae2bf WD |
1255 | } |
1256 | } | |
ceb4972a VG |
1257 | debug("Endpoints In %d Out %d Int %d\n", |
1258 | ss->ep_in, ss->ep_out, ss->ep_int); | |
affae2bf WD |
1259 | |
1260 | /* Do some basic sanity checks, and bail if we find a problem */ | |
8f8bd565 | 1261 | if (usb_set_interface(dev, iface->desc.bInterfaceNumber, 0) || |
affae2bf WD |
1262 | !ss->ep_in || !ss->ep_out || |
1263 | (ss->protocol == US_PR_CBI && ss->ep_int == 0)) { | |
ceb4972a | 1264 | debug("Problems with device\n"); |
affae2bf WD |
1265 | return 0; |
1266 | } | |
1267 | /* set class specific stuff */ | |
149dded2 WD |
1268 | /* We only handle certain protocols. Currently, these are |
1269 | * the only ones. | |
80885a9d | 1270 | * The SFF8070 accepts the requests used in u-boot |
affae2bf | 1271 | */ |
80885a9d WD |
1272 | if (ss->subclass != US_SC_UFI && ss->subclass != US_SC_SCSI && |
1273 | ss->subclass != US_SC_8070) { | |
a0cb3fc3 | 1274 | printf("Sorry, protocol %d not yet supported.\n", ss->subclass); |
affae2bf WD |
1275 | return 0; |
1276 | } | |
a0cb3fc3 MT |
1277 | if (ss->ep_int) { |
1278 | /* we had found an interrupt endpoint, prepare irq pipe | |
1279 | * set up the IRQ pipe and handler | |
1280 | */ | |
affae2bf WD |
1281 | ss->irqinterval = (ss->irqinterval > 0) ? ss->irqinterval : 255; |
1282 | ss->irqpipe = usb_rcvintpipe(ss->pusb_dev, ss->ep_int); | |
1283 | ss->irqmaxp = usb_maxpacket(dev, ss->irqpipe); | |
a0cb3fc3 | 1284 | dev->irq_handle = usb_stor_irq; |
affae2bf | 1285 | } |
a0cb3fc3 | 1286 | dev->privptr = (void *)ss; |
affae2bf WD |
1287 | return 1; |
1288 | } | |
1289 | ||
a0cb3fc3 MT |
1290 | int usb_stor_get_info(struct usb_device *dev, struct us_data *ss, |
1291 | block_dev_desc_t *dev_desc) | |
affae2bf | 1292 | { |
a0cb3fc3 | 1293 | unsigned char perq, modi; |
f6570871 ST |
1294 | ALLOC_CACHE_ALIGN_BUFFER(u32, cap, 2); |
1295 | ALLOC_CACHE_ALIGN_BUFFER(u8, usb_stor_buf, 36); | |
1296 | u32 capacity, blksz; | |
9c998aa8 WD |
1297 | ccb *pccb = &usb_ccb; |
1298 | ||
9c998aa8 WD |
1299 | pccb->pdata = usb_stor_buf; |
1300 | ||
1301 | dev_desc->target = dev->devnum; | |
1302 | pccb->lun = dev_desc->lun; | |
ceb4972a | 1303 | debug(" address %d\n", dev_desc->target); |
affae2bf | 1304 | |
1d5827a1 SG |
1305 | if (usb_inquiry(pccb, ss)) { |
1306 | debug("%s: usb_inquiry() failed\n", __func__); | |
affae2bf | 1307 | return -1; |
1d5827a1 | 1308 | } |
095b8a37 | 1309 | |
9c998aa8 WD |
1310 | perq = usb_stor_buf[0]; |
1311 | modi = usb_stor_buf[1]; | |
a0cb3fc3 | 1312 | |
6a559bbe SM |
1313 | /* |
1314 | * Skip unknown devices (0x1f) and enclosure service devices (0x0d), | |
1315 | * they would not respond to test_unit_ready . | |
1316 | */ | |
1317 | if (((perq & 0x1f) == 0x1f) || ((perq & 0x1f) == 0x0d)) { | |
1d5827a1 | 1318 | debug("%s: unknown/unsupported device\n", __func__); |
a0cb3fc3 | 1319 | return 0; |
affae2bf | 1320 | } |
a0cb3fc3 MT |
1321 | if ((modi&0x80) == 0x80) { |
1322 | /* drive is removable */ | |
9c998aa8 | 1323 | dev_desc->removable = 1; |
affae2bf | 1324 | } |
f6570871 ST |
1325 | memcpy(dev_desc->vendor, (const void *)&usb_stor_buf[8], 8); |
1326 | memcpy(dev_desc->product, (const void *)&usb_stor_buf[16], 16); | |
1327 | memcpy(dev_desc->revision, (const void *)&usb_stor_buf[32], 4); | |
9c998aa8 WD |
1328 | dev_desc->vendor[8] = 0; |
1329 | dev_desc->product[16] = 0; | |
1330 | dev_desc->revision[4] = 0; | |
ddde6b7c | 1331 | #ifdef CONFIG_USB_BIN_FIXUP |
a0cb3fc3 MT |
1332 | usb_bin_fixup(dev->descriptor, (uchar *)dev_desc->vendor, |
1333 | (uchar *)dev_desc->product); | |
ddde6b7c | 1334 | #endif /* CONFIG_USB_BIN_FIXUP */ |
ceb4972a VG |
1335 | debug("ISO Vers %X, Response Data %X\n", usb_stor_buf[2], |
1336 | usb_stor_buf[3]); | |
a0cb3fc3 MT |
1337 | if (usb_test_unit_ready(pccb, ss)) { |
1338 | printf("Device NOT ready\n" | |
1339 | " Request Sense returned %02X %02X %02X\n", | |
1340 | pccb->sense_buf[2], pccb->sense_buf[12], | |
1341 | pccb->sense_buf[13]); | |
1342 | if (dev_desc->removable == 1) { | |
9c998aa8 | 1343 | dev_desc->type = perq; |
affae2bf WD |
1344 | return 1; |
1345 | } | |
a0cb3fc3 | 1346 | return 0; |
affae2bf | 1347 | } |
f6570871 | 1348 | pccb->pdata = (unsigned char *)cap; |
a0cb3fc3 MT |
1349 | memset(pccb->pdata, 0, 8); |
1350 | if (usb_read_capacity(pccb, ss) != 0) { | |
affae2bf | 1351 | printf("READ_CAP ERROR\n"); |
9c998aa8 WD |
1352 | cap[0] = 2880; |
1353 | cap[1] = 0x200; | |
affae2bf | 1354 | } |
3e8581bb | 1355 | ss->flags &= ~USB_READY; |
f6570871 | 1356 | debug("Read Capacity returns: 0x%08x, 0x%08x\n", cap[0], cap[1]); |
affae2bf | 1357 | #if 0 |
a0cb3fc3 MT |
1358 | if (cap[0] > (0x200000 * 10)) /* greater than 10 GByte */ |
1359 | cap[0] >>= 16; | |
f6570871 | 1360 | |
c918261c CE |
1361 | cap[0] = cpu_to_be32(cap[0]); |
1362 | cap[1] = cpu_to_be32(cap[1]); | |
f6570871 ST |
1363 | #endif |
1364 | ||
1365 | capacity = be32_to_cpu(cap[0]) + 1; | |
1366 | blksz = be32_to_cpu(cap[1]); | |
c918261c | 1367 | |
f6570871 ST |
1368 | debug("Capacity = 0x%08x, blocksz = 0x%08x\n", capacity, blksz); |
1369 | dev_desc->lba = capacity; | |
1370 | dev_desc->blksz = blksz; | |
0472fbfd | 1371 | dev_desc->log2blksz = LOG2(dev_desc->blksz); |
9c998aa8 | 1372 | dev_desc->type = perq; |
ceb4972a VG |
1373 | debug(" address %d\n", dev_desc->target); |
1374 | debug("partype: %d\n", dev_desc->part_type); | |
affae2bf WD |
1375 | |
1376 | init_part(dev_desc); | |
1377 | ||
ceb4972a | 1378 | debug("partype: %d\n", dev_desc->part_type); |
affae2bf WD |
1379 | return 1; |
1380 | } | |
acf277af SG |
1381 | |
1382 | #ifdef CONFIG_DM_USB | |
1383 | ||
1384 | static int usb_mass_storage_probe(struct udevice *dev) | |
1385 | { | |
bcbe3d15 | 1386 | struct usb_device *udev = dev_get_parent_priv(dev); |
acf277af SG |
1387 | int ret; |
1388 | ||
1389 | usb_disable_asynch(1); /* asynch transfer not allowed */ | |
1390 | ret = usb_stor_probe_device(udev); | |
1391 | usb_disable_asynch(0); /* asynch transfer allowed */ | |
1392 | ||
1393 | return ret; | |
1394 | } | |
1395 | ||
1396 | static const struct udevice_id usb_mass_storage_ids[] = { | |
1397 | { .compatible = "usb-mass-storage" }, | |
1398 | { } | |
1399 | }; | |
1400 | ||
1401 | U_BOOT_DRIVER(usb_mass_storage) = { | |
1402 | .name = "usb_mass_storage", | |
1403 | .id = UCLASS_MASS_STORAGE, | |
1404 | .of_match = usb_mass_storage_ids, | |
1405 | .probe = usb_mass_storage_probe, | |
1406 | }; | |
1407 | ||
1408 | UCLASS_DRIVER(usb_mass_storage) = { | |
1409 | .id = UCLASS_MASS_STORAGE, | |
1410 | .name = "usb_mass_storage", | |
1411 | }; | |
1412 | ||
1413 | static const struct usb_device_id mass_storage_id_table[] = { | |
1414 | { | |
1415 | .match_flags = USB_DEVICE_ID_MATCH_INT_CLASS, | |
1416 | .bInterfaceClass = USB_CLASS_MASS_STORAGE | |
1417 | }, | |
1418 | { } /* Terminating entry */ | |
1419 | }; | |
1420 | ||
abb59cff | 1421 | U_BOOT_USB_DEVICE(usb_mass_storage, mass_storage_id_table); |
acf277af SG |
1422 | |
1423 | #endif |