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Patch by Kenneth Johansson, 30 Jun 2003:
[J-u-boot.git] / common / cmd_usb.c
CommitLineData
e887afc9
WD		 1/*
2 * (C) Copyright 2001
3 * Denis Peter, MPL AG Switzerland
4 *
5 * Most of this source has been derived from the Linux USB
6 * project.
7 *
8 * See file CREDITS for list of people who contributed to this
9 * project.
10 *
11 * This program is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU General Public License as
13 * published by the Free Software Foundation; either version 2 of
14 * the License, or (at your option) any later version.
15 *
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
20 *
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
24 * MA 02111-1307 USA
25 *
26 */
27
28#include <common.h>
29#include <command.h>
30
31#if (CONFIG_COMMANDS & CFG_CMD_USB)
32
33#include <usb.h>
e887afc9
WD		 34
35#undef CMD_USB_DEBUG
36
37#ifdef CMD_USB_DEBUG
38#define CMD_USB_PRINTF(fmt,args...) printf (fmt ,##args)
39#else
40#define CMD_USB_PRINTF(fmt,args...)
41#endif
42static int usb_stor_curr_dev=-1; /* current device */
43
44/* somme display routines (info command) */
45char * usb_get_class_desc(unsigned char dclass)
46{
47 switch(dclass) {
48 case USB_CLASS_PER_INTERFACE:
49 return("See Interface");
50 case USB_CLASS_AUDIO:
51 return("Audio");
52 case USB_CLASS_COMM:
53 return("Communication");
54 case USB_CLASS_HID:
55 return("Human Interface");
56 case USB_CLASS_PRINTER:
57 return("Printer");
58 case USB_CLASS_MASS_STORAGE:
59 return("Mass Storage");
60 case USB_CLASS_HUB:
61 return("Hub");
62 case USB_CLASS_DATA:
63 return("CDC Data");
64 case USB_CLASS_VENDOR_SPEC:
65 return("Vendor specific");
66 default :
67 return("");
68 }
69}
70
71void usb_display_class_sub(unsigned char dclass,unsigned char subclass,unsigned char proto)
72{
73 switch(dclass) {
74 case USB_CLASS_PER_INTERFACE:
75 printf("See Interface");
76 break;
77 case USB_CLASS_HID:
78 printf("Human Interface, Subclass: ");
79 switch(subclass) {
80 case USB_SUB_HID_NONE:
81 printf("None");
82 break;
83 case USB_SUB_HID_BOOT:
84 printf("Boot ");
85 switch(proto) {
86 case USB_PROT_HID_NONE:
87 printf("None");
88 break;
89 case USB_PROT_HID_KEYBOARD:
90 printf("Keyboard");
91 break;
92 case USB_PROT_HID_MOUSE:
93 printf("Mouse");
94 break;
95 default:
96 printf("reserved");
97 }
98 break;
99 default:
100 printf("reserved");
101 }
102 break;
103 case USB_CLASS_MASS_STORAGE:
104 printf("Mass Storage, ");
105 switch(subclass) {
106 case US_SC_RBC:
107 printf("RBC ");
108 break;
109 case US_SC_8020:
110 printf("SFF-8020i (ATAPI)");
111 break;
112 case US_SC_QIC:
113 printf("QIC-157 (Tape)");
114 break;
115 case US_SC_UFI:
116 printf("UFI");
117 break;
118 case US_SC_8070:
119 printf("SFF-8070");
120 break;
121 case US_SC_SCSI:
122 printf("Transp. SCSI");
123 break;
124 default:
125 printf("reserved");
126 break;
127 }
128 printf(", ");
129 switch(proto) {
130 case US_PR_CB:
131 printf("Command/Bulk");
132 break;
133 case US_PR_CBI:
134 printf("Command/Bulk/Int");
135 break;
136 case US_PR_BULK:
137 printf("Bulk only");
138 break;
139 default:
140 printf("reserved");
141 }
142 break;
143 default:
144 printf("%s",usb_get_class_desc(dclass));
145 }
146}
147
148void usb_display_string(struct usb_device *dev,int index)
149{
150 char buffer[256];
151 if (index!=0) {
152 if (usb_string(dev,index,&buffer[0],256)>0);
153 printf("String: \"%s\"",buffer);
154 }
155}
156
157void usb_display_desc(struct usb_device *dev)
158{
159 if (dev->descriptor.bDescriptorType==USB_DT_DEVICE) {
160 printf("%d: %s, USB Revision %x.%x\n",dev->devnum,usb_get_class_desc(dev->config.if_desc[0].bInterfaceClass),
161 (dev->descriptor.bcdUSB>>8) & 0xff,dev->descriptor.bcdUSB & 0xff);
162 if (strlen(dev->mf) || strlen(dev->prod) || strlen(dev->serial))
163 printf(" - %s %s %s\n",dev->mf,dev->prod,dev->serial);
164 if (dev->descriptor.bDeviceClass) {
165 printf(" - Class: ");
166 usb_display_class_sub(dev->descriptor.bDeviceClass,dev->descriptor.bDeviceSubClass,dev->descriptor.bDeviceProtocol);
167 printf("\n");
168 }
169 else {
170 printf(" - Class: (from Interface) %s\n",usb_get_class_desc(dev->config.if_desc[0].bInterfaceClass));
171 }
172 printf(" - PacketSize: %d Configurations: %d\n",dev->descriptor.bMaxPacketSize0,dev->descriptor.bNumConfigurations);
173 printf(" - Vendor: 0x%04x Product 0x%04x Version %d.%d\n",dev->descriptor.idVendor,dev->descriptor.idProduct,(dev->descriptor.bcdDevice>>8) & 0xff,dev->descriptor.bcdDevice & 0xff);
174 }
175
176}
177
178void usb_display_conf_desc(struct usb_config_descriptor *config,struct usb_device *dev)
179{
180 printf(" Configuration: %d\n",config->bConfigurationValue);
181 printf(" - Interfaces: %d %s%s%dmA\n",config->bNumInterfaces,(config->bmAttributes & 0x40) ? "Self Powered " : "Bus Powered ",
182 (config->bmAttributes & 0x20) ? "Remote Wakeup " : "",config->MaxPower*2);
183 if (config->iConfiguration) {
184 printf(" - ");
185 usb_display_string(dev,config->iConfiguration);
186 printf("\n");
187 }
188}
189
190void usb_display_if_desc(struct usb_interface_descriptor *ifdesc,struct usb_device *dev)
191{
192 printf(" Interface: %d\n",ifdesc->bInterfaceNumber);
193 printf(" - Alternate Settings %d, Endpoints: %d\n",ifdesc->bAlternateSetting,ifdesc->bNumEndpoints);
194 printf(" - Class ");
195 usb_display_class_sub(ifdesc->bInterfaceClass,ifdesc->bInterfaceSubClass,ifdesc->bInterfaceProtocol);
196 printf("\n");
197 if (ifdesc->iInterface) {
198 printf(" - ");
199 usb_display_string(dev,ifdesc->iInterface);
200 printf("\n");
201 }
202}
203
204void usb_display_ep_desc(struct usb_endpoint_descriptor *epdesc)
205{
206 printf(" - Endpoint %d %s ",epdesc->bEndpointAddress & 0xf,(epdesc->bEndpointAddress & 0x80) ? "In" : "Out");
207 switch((epdesc->bmAttributes & 0x03))
208 {
209 case 0: printf("Control"); break;
210 case 1: printf("Isochronous"); break;
211 case 2: printf("Bulk"); break;
212 case 3: printf("Interrupt"); break;
213 }
214 printf(" MaxPacket %d",epdesc->wMaxPacketSize);
215 if ((epdesc->bmAttributes & 0x03)==0x3)
216 printf(" Interval %dms",epdesc->bInterval);
217 printf("\n");
218}
219
220/* main routine to diasplay the configs, interfaces and endpoints */
221void usb_display_config(struct usb_device *dev)
222{
223 struct usb_config_descriptor *config;
224 struct usb_interface_descriptor *ifdesc;
225 struct usb_endpoint_descriptor *epdesc;
226 int i,ii;
227
228 config= &dev->config;
229 usb_display_conf_desc(config,dev);
230 for(i=0;i<config->no_of_if;i++) {
231 ifdesc= &config->if_desc[i];
232 usb_display_if_desc(ifdesc,dev);
233 for(ii=0;ii<ifdesc->no_of_ep;ii++) {
234 epdesc= &ifdesc->ep_desc[ii];
235 usb_display_ep_desc(epdesc);
236 }
237 }
238 printf("\n");
239}
240
241/* shows the device tree recursively */
242void usb_show_tree_graph(struct usb_device *dev,char *pre)
243{
244 int i,index;
245 int has_child,last_child,port;
246
247 index=strlen(pre);
248 printf(" %s",pre);
249 /* check if the device has connected children */
250 has_child=0;
251 for(i=0;i<dev->maxchild;i++) {
252 if (dev->children[i]!=NULL)
253 has_child=1;
254 }
255 /* check if we are the last one */
256 last_child=1;
257 if (dev->parent!=NULL) {
258 for(i=0;i<dev->parent->maxchild;i++) {
259 /* search for children */
260 if (dev->parent->children[i]==dev) {
261 /* found our pointer, see if we have a little sister */
262 port=i;
263 while(i++<dev->parent->maxchild) {
264 if (dev->parent->children[i]!=NULL) {
265 /* found a sister */
266 last_child=0;
267 break;
268 } /* if */
269 } /* while */
270 } /* device found */
271 } /* for all children of the parent */
272 printf("\b+-");
273 /* correct last child */
274 if (last_child) {
275 pre[index-1]=' ';
276 }
277 } /* if not root hub */
278 else
279 printf(" ");
280 printf("%d ",dev->devnum);
281 pre[index++]=' ';
282 pre[index++]= has_child ? '|' : ' ';
283 pre[index]=0;
284 printf(" %s (%s, %dmA)\n",usb_get_class_desc(dev->config.if_desc[0].bInterfaceClass),
285 dev->slow ? "1.5MBit/s" : "12MBit/s",dev->config.MaxPower * 2);
286 if (strlen(dev->mf) ||
287 strlen(dev->prod) ||
288 strlen(dev->serial))
289 printf(" %s %s %s %s\n",pre,dev->mf,dev->prod,dev->serial);
290 printf(" %s\n",pre);
291 if (dev->maxchild>0) {
292 for(i=0;i<dev->maxchild;i++) {
293 if (dev->children[i]!=NULL) {
294 usb_show_tree_graph(dev->children[i],pre);
295 pre[index]=0;
296 }
297 }
298 }
299}
300
301/* main routine for the tree command */
302void usb_show_tree(struct usb_device *dev)
303{
304 char preamble[32];
305
306 memset(preamble,0,32);
307 usb_show_tree_graph(dev,&preamble[0]);
308}
309
310
e887afc9
WD		 311/******************************************************************************
312 * usb boot command intepreter. Derived from diskboot
313 */
314#ifdef CONFIG_USB_STORAGE
315int do_usbboot (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
316{
317 char *boot_device = NULL;
318 char *ep;
319 int dev, part=0, rcode;
320 ulong cnt;
321 ulong addr;
322 disk_partition_t info;
323 image_header_t *hdr;
324 block_dev_desc_t *stor_dev;
325
326
327 switch (argc) {
328 case 1:
329 addr = CFG_LOAD_ADDR;
330 boot_device = getenv ("bootdevice");
331 break;
332 case 2:
333 addr = simple_strtoul(argv[1], NULL, 16);
334 boot_device = getenv ("bootdevice");
335 break;
336 case 3:
337 addr = simple_strtoul(argv[1], NULL, 16);
338 boot_device = argv[2];
339 break;
340 default:
341 printf ("Usage:\n%s\n", cmdtp->usage);
342 return 1;
343 }
344
345 if (!boot_device) {
346 puts ("\n** No boot device **\n");
347 return 1;
348 }
349
350 dev = simple_strtoul(boot_device, &ep, 16);
351 stor_dev=usb_stor_get_dev(dev);
352 if (stor_dev->type == DEV_TYPE_UNKNOWN) {
353 printf ("\n** Device %d not available\n", dev);
354 return 1;
355 }
356 if (stor_dev->block_read==NULL) {
357 printf("storage device not initialized. Use usb scan\n");
358 return 1;
359 }
360 if (*ep) {
361 if (*ep != ':') {
362 puts ("\n** Invalid boot device, use `dev[:part]' **\n");
363 return 1;
364 }
365 part = simple_strtoul(++ep, NULL, 16);
366 }
367
368 if (get_partition_info (stor_dev, part, &info)) {
369 /* try to boot raw .... */
370 strncpy(&info.type[0], BOOT_PART_TYPE, sizeof(BOOT_PART_TYPE));
371 strncpy(&info.name[0], "Raw", 4);
372 info.start=0;
373 info.blksz=0x200;
374 info.size=2880;
375 printf("error reading partinfo...try to boot raw\n");
376 }
4532cb69
WD		 377 if ((strncmp(info.type, BOOT_PART_TYPE, sizeof(info.type)) != 0) &&
378 (strncmp(info.type, BOOT_PART_COMP, sizeof(info.type)) != 0)) {
e887afc9
WD		 379 printf ("\n** Invalid partition type \"%.32s\""
380 " (expect \"" BOOT_PART_TYPE "\")\n",
381 info.type);
382 return 1;
383 }
384 printf ("\nLoading from USB device %d, partition %d: "
385 "Name: %.32s Type: %.32s\n",
386 dev, part, info.name, info.type);
387
388 printf ("First Block: %ld, # of blocks: %ld, Block Size: %ld\n",
389 info.start, info.size, info.blksz);
390
391 if (stor_dev->block_read(dev, info.start, 1, (ulong *)addr) != 1) {
392 printf ("** Read error on %d:%d\n", dev, part);
393 return 1;
394 }
395
396 hdr = (image_header_t *)addr;
397
398 if (hdr->ih_magic == IH_MAGIC) {
399 print_image_hdr (hdr);
400 cnt = (hdr->ih_size + sizeof(image_header_t));
401 cnt += info.blksz - 1;
402 cnt /= info.blksz;
403 cnt -= 1;
404 } else {
405 printf("\n** Bad Magic Number **\n");
406 return 1;
407 }
408
409 if (stor_dev->block_read (dev, info.start+1, cnt,
410 (ulong *)(addr+info.blksz)) != cnt) {
411 printf ("\n** Read error on %d:%d\n", dev, part);
412 return 1;
413 }
414 /* Loading ok, update default load address */
415 load_addr = addr;
416
417 flush_cache (addr, (cnt+1)*info.blksz);
418
419 /* Check if we should attempt an auto-start */
420 if (((ep = getenv("autostart")) != NULL) && (strcmp(ep,"yes") == 0)) {
421 char *local_args[2];
422 extern int do_bootm (cmd_tbl_t *, int, int, char *[]);
423 local_args[0] = argv[0];
424 local_args[1] = NULL;
425 printf ("Automatic boot of image at addr 0x%08lX ...\n", addr);
426 rcode=do_bootm (cmdtp, 0, 1, local_args);
427 return rcode;
428 }
429 return 0;
430}
431#endif /* CONFIG_USB_STORAGE */
432
433
e887afc9
WD		 434/*********************************************************************************
435 * usb command intepreter
436 */
437int do_usb (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
438{
439
440 int i;
441 struct usb_device *dev = NULL;
442 block_dev_desc_t *stor_dev;
443
444 if ((strncmp(argv[1],"reset",5) == 0) ||
445 (strncmp(argv[1],"start",5) == 0)){
446 usb_stop();
447 printf("(Re)start USB...\n");
448 usb_init();
449 return 0;
450 }
451 if (strncmp(argv[1],"stop",4) == 0) {
452#ifdef CONFIG_USB_KEYBOARD
453 if (argc==2) {
454 if (usb_kbd_deregister()!=0) {
455 printf("USB not stopped: usbkbd still using USB\n");
456 return 1;
457 }
458 }
459 else { /* forced stop, switch console in to serial */
460 console_assign(stdin,"serial");
461 usb_kbd_deregister();
462 }
463#endif
464 printf("stopping USB..\n");
465 usb_stop();
466 return 0;
467 }
468 if (strncmp(argv[1],"tree",4) == 0) {
469 printf("\nDevice Tree:\n");
470 usb_show_tree(usb_get_dev_index(0));
471 return 0;
472 }
473 if (strncmp(argv[1],"inf",3) == 0) {
474 int d;
475 if (argc==2) {
476 for(d=0;d<USB_MAX_DEVICE;d++) {
477 dev=usb_get_dev_index(d);
478 if (dev==NULL)
479 break;
480 usb_display_desc(dev);
481 usb_display_config(dev);
482 }
483 return 0;
484 }
485 else {
486 int d;
487
488 i=simple_strtoul(argv[2], NULL, 16);
489 printf("config for device %d\n",i);
490 for(d=0;d<USB_MAX_DEVICE;d++) {
491 dev=usb_get_dev_index(d);
492 if (dev==NULL)
493 break;
494 if (dev->devnum==i)
495 break;
496 }
497 if (dev==NULL) {
498 printf("*** NO Device avaiable ***\n");
499 return 0;
500 }
501 else {
502 usb_display_desc(dev);
503 usb_display_config(dev);
504 }
505 }
506 return 0;
507 }
508#ifdef CONFIG_USB_STORAGE
509 if (strncmp(argv[1],"scan",4) == 0) {
510 printf("Scan for storage device:\n");
511 usb_stor_curr_dev=usb_stor_scan(1);
512 if (usb_stor_curr_dev==-1) {
513 printf("No device found. Not initialized?\n");
514 return 1;
515 }
516 return 0;
517 }
518 if (strncmp(argv[1],"part",4) == 0) {
519 int devno, ok;
520 for (ok=0, devno=0; devno<USB_MAX_STOR_DEV; ++devno) {
521 stor_dev=usb_stor_get_dev(devno);
522 if (stor_dev->type!=DEV_TYPE_UNKNOWN) {
523 ok++;
524 if (devno)
525 printf("\n");
526 printf("print_part of %x\n",devno);
527 print_part(stor_dev);
528 }
529 }
530 if (!ok) {
531 printf("\nno USB devices available\n");
532 return 1;
533 }
534 return 0;
535 }
536 if (strcmp(argv[1],"read") == 0) {
537 if (usb_stor_curr_dev<0) {
538 printf("no current device selected\n");
539 return 1;
540 }
541 if (argc==5) {
542 unsigned long addr = simple_strtoul(argv[2], NULL, 16);
543 unsigned long blk = simple_strtoul(argv[3], NULL, 16);
544 unsigned long cnt = simple_strtoul(argv[4], NULL, 16);
545 unsigned long n;
546 printf ("\nUSB read: device %d block # %ld, count %ld ... ",
547 usb_stor_curr_dev, blk, cnt);
548 stor_dev=usb_stor_get_dev(usb_stor_curr_dev);
549 n = stor_dev->block_read(usb_stor_curr_dev, blk, cnt, (ulong *)addr);
550 printf ("%ld blocks read: %s\n",n,(n==cnt) ? "OK" : "ERROR");
551 if (n==cnt)
552 return 0;
553 return 1;
554 }
555 }
556 if (strcmp(argv[1],"dev") == 0) {
557 if (argc==3) {
558 int dev = (int)simple_strtoul(argv[2], NULL, 10);
559 printf ("\nUSB device %d: ", dev);
560 if (dev >= USB_MAX_STOR_DEV) {
561 printf("unknown device\n");
562 return 1;
563 }
564 printf ("\n Device %d: ", dev);
565 stor_dev=usb_stor_get_dev(dev);
566 dev_print(stor_dev);
567 if (stor_dev->type == DEV_TYPE_UNKNOWN) {
568 return 1;
569 }
570 usb_stor_curr_dev = dev;
571 printf("... is now current device\n");
572 return 0;
573 }
574 else {
575 printf ("\nUSB device %d: ", usb_stor_curr_dev);
576 stor_dev=usb_stor_get_dev(usb_stor_curr_dev);
577 dev_print(stor_dev);
578 if (stor_dev->type == DEV_TYPE_UNKNOWN) {
579 return 1;
580 }
581 return 0;
582 }
583 return 0;
584 }
585#endif /* CONFIG_USB_STORAGE */
586 printf ("Usage:\n%s\n", cmdtp->usage);
587 return 1;
588}
589
590
591#endif /* (CONFIG_COMMANDS & CFG_CMD_USB) */
592
593
8bde7f77
WD		 594#if (CONFIG_COMMANDS & CFG_CMD_USB)
595
596#ifdef CONFIG_USB_STORAGE
0d498393
WD		 597U_BOOT_CMD(
598 usb, 5, 1, do_usb,
8bde7f77
WD		 599 "usb - USB sub-system\n",
600 "reset - reset (rescan) USB controller\n"
601 "usb stop [f] - stop USB [f]=force stop\n"
602 "usb tree - show USB device tree\n"
603 "usb info [dev] - show available USB devices\n"
604 "usb scan - (re-)scan USB bus for storage devices\n"
605 "usb device [dev] - show or set current USB storage device\n"
606 "usb part [dev] - print partition table of one or all USB storage devices\n"
607 "usb read addr blk# cnt - read `cnt' blocks starting at block `blk#'\n"
608 " to memory address `addr'\n"
609);
610
611
0d498393
WD		 612U_BOOT_CMD(
613 usbboot, 3, 1, do_usbboot,
8bde7f77
WD		 614 "usbboot - boot from USB device\n",
615 "loadAddr dev:part\n"
616);
617
618#else
0d498393
WD		 619U_BOOT_CMD(
620 usb, 5, 1, do_usb,
8bde7f77
WD		 621 "usb - USB sub-system\n",
622 "reset - reset (rescan) USB controller\n"
623 "usb tree - show USB device tree\n"
624 "usb info [dev] - show available USB devices\n"
625);
626#endif
627#endif
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