3 * Denis Peter, MPL AG Switzerland
5 * Most of this source has been derived from the Linux USB
8 * See file CREDITS for list of people who contributed to this
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.
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.
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,
30 #include <asm/byteorder.h>
34 #ifdef CONFIG_USB_STORAGE
35 static int usb_stor_curr_dev = -1; /* current device */
38 /* some display routines (info command) */
39 char *usb_get_class_desc(unsigned char dclass)
42 case USB_CLASS_PER_INTERFACE:
43 return "See Interface";
47 return "Communication";
49 return "Human Interface";
50 case USB_CLASS_PRINTER:
52 case USB_CLASS_MASS_STORAGE:
53 return "Mass Storage";
58 case USB_CLASS_VENDOR_SPEC:
59 return "Vendor specific";
65 void usb_display_class_sub(unsigned char dclass, unsigned char subclass,
69 case USB_CLASS_PER_INTERFACE:
70 printf("See Interface");
73 printf("Human Interface, Subclass: ");
75 case USB_SUB_HID_NONE:
78 case USB_SUB_HID_BOOT:
81 case USB_PROT_HID_NONE:
84 case USB_PROT_HID_KEYBOARD:
87 case USB_PROT_HID_MOUSE:
100 case USB_CLASS_MASS_STORAGE:
101 printf("Mass Storage, ");
107 printf("SFF-8020i (ATAPI)");
110 printf("QIC-157 (Tape)");
119 printf("Transp. SCSI");
128 printf("Command/Bulk");
131 printf("Command/Bulk/Int");
142 printf("%s", usb_get_class_desc(dclass));
147 void usb_display_string(struct usb_device *dev, int index)
151 if (usb_string(dev, index, &buffer[0], 256) > 0)
152 printf("String: \"%s\"", buffer);
156 void usb_display_desc(struct usb_device *dev)
158 if (dev->descriptor.bDescriptorType == USB_DT_DEVICE) {
159 printf("%d: %s, USB Revision %x.%x\n", dev->devnum,
160 usb_get_class_desc(dev->config.if_desc[0].bInterfaceClass),
161 (dev->descriptor.bcdUSB>>8) & 0xff,
162 dev->descriptor.bcdUSB & 0xff);
164 if (strlen(dev->mf) || strlen(dev->prod) ||
166 printf(" - %s %s %s\n", dev->mf, dev->prod,
168 if (dev->descriptor.bDeviceClass) {
169 printf(" - Class: ");
170 usb_display_class_sub(dev->descriptor.bDeviceClass,
171 dev->descriptor.bDeviceSubClass,
172 dev->descriptor.bDeviceProtocol);
175 printf(" - Class: (from Interface) %s\n",
177 dev->config.if_desc[0].bInterfaceClass));
179 printf(" - PacketSize: %d Configurations: %d\n",
180 dev->descriptor.bMaxPacketSize0,
181 dev->descriptor.bNumConfigurations);
182 printf(" - Vendor: 0x%04x Product 0x%04x Version %d.%d\n",
183 dev->descriptor.idVendor, dev->descriptor.idProduct,
184 (dev->descriptor.bcdDevice>>8) & 0xff,
185 dev->descriptor.bcdDevice & 0xff);
190 void usb_display_conf_desc(struct usb_config_descriptor *config,
191 struct usb_device *dev)
193 printf(" Configuration: %d\n", config->bConfigurationValue);
194 printf(" - Interfaces: %d %s%s%dmA\n", config->bNumInterfaces,
195 (config->bmAttributes & 0x40) ? "Self Powered " : "Bus Powered ",
196 (config->bmAttributes & 0x20) ? "Remote Wakeup " : "",
198 if (config->iConfiguration) {
200 usb_display_string(dev, config->iConfiguration);
205 void usb_display_if_desc(struct usb_interface_descriptor *ifdesc,
206 struct usb_device *dev)
208 printf(" Interface: %d\n", ifdesc->bInterfaceNumber);
209 printf(" - Alternate Setting %d, Endpoints: %d\n",
210 ifdesc->bAlternateSetting, ifdesc->bNumEndpoints);
212 usb_display_class_sub(ifdesc->bInterfaceClass,
213 ifdesc->bInterfaceSubClass, ifdesc->bInterfaceProtocol);
215 if (ifdesc->iInterface) {
217 usb_display_string(dev, ifdesc->iInterface);
222 void usb_display_ep_desc(struct usb_endpoint_descriptor *epdesc)
224 printf(" - Endpoint %d %s ", epdesc->bEndpointAddress & 0xf,
225 (epdesc->bEndpointAddress & 0x80) ? "In" : "Out");
226 switch ((epdesc->bmAttributes & 0x03)) {
231 printf("Isochronous");
240 printf(" MaxPacket %d", epdesc->wMaxPacketSize);
241 if ((epdesc->bmAttributes & 0x03) == 0x3)
242 printf(" Interval %dms", epdesc->bInterval);
246 /* main routine to diasplay the configs, interfaces and endpoints */
247 void usb_display_config(struct usb_device *dev)
249 struct usb_config_descriptor *config;
250 struct usb_interface_descriptor *ifdesc;
251 struct usb_endpoint_descriptor *epdesc;
254 config = &dev->config;
255 usb_display_conf_desc(config, dev);
256 for (i = 0; i < config->no_of_if; i++) {
257 ifdesc = &config->if_desc[i];
258 usb_display_if_desc(ifdesc, dev);
259 for (ii = 0; ii < ifdesc->no_of_ep; ii++) {
260 epdesc = &ifdesc->ep_desc[ii];
261 usb_display_ep_desc(epdesc);
267 /* shows the device tree recursively */
268 void usb_show_tree_graph(struct usb_device *dev, char *pre)
271 int has_child, last_child, port;
275 /* check if the device has connected children */
277 for (i = 0; i < dev->maxchild; i++) {
278 if (dev->children[i] != NULL)
281 /* check if we are the last one */
283 if (dev->parent != NULL) {
284 for (i = 0; i < dev->parent->maxchild; i++) {
285 /* search for children */
286 if (dev->parent->children[i] == dev) {
287 /* found our pointer, see if we have a
291 while (i++ < dev->parent->maxchild) {
292 if (dev->parent->children[i] != NULL) {
299 } /* for all children of the parent */
301 /* correct last child */
304 } /* if not root hub */
307 printf("%d ", dev->devnum);
309 pre[index++] = has_child ? '|' : ' ';
311 printf(" %s (%s, %dmA)\n", usb_get_class_desc(
312 dev->config.if_desc[0].bInterfaceClass),
313 dev->slow ? "1.5MBit/s" : "12MBit/s",
314 dev->config.MaxPower * 2);
315 if (strlen(dev->mf) || strlen(dev->prod) || strlen(dev->serial))
316 printf(" %s %s %s %s\n", pre, dev->mf, dev->prod, dev->serial);
317 printf(" %s\n", pre);
318 if (dev->maxchild > 0) {
319 for (i = 0; i < dev->maxchild; i++) {
320 if (dev->children[i] != NULL) {
321 usb_show_tree_graph(dev->children[i], pre);
328 /* main routine for the tree command */
329 void usb_show_tree(struct usb_device *dev)
333 memset(preamble, 0, 32);
334 usb_show_tree_graph(dev, &preamble[0]);
338 /******************************************************************************
339 * usb boot command intepreter. Derived from diskboot
341 #ifdef CONFIG_USB_STORAGE
342 int do_usbboot(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
344 char *boot_device = NULL;
346 int dev, part = 1, rcode;
348 disk_partition_t info;
350 block_dev_desc_t *stor_dev;
351 #if defined(CONFIG_FIT)
352 const void *fit_hdr = NULL;
357 addr = CONFIG_SYS_LOAD_ADDR;
358 boot_device = getenv("bootdevice");
361 addr = simple_strtoul(argv[1], NULL, 16);
362 boot_device = getenv("bootdevice");
365 addr = simple_strtoul(argv[1], NULL, 16);
366 boot_device = argv[2];
374 puts("\n** No boot device **\n");
378 dev = simple_strtoul(boot_device, &ep, 16);
379 stor_dev = usb_stor_get_dev(dev);
380 if (stor_dev->type == DEV_TYPE_UNKNOWN) {
381 printf("\n** Device %d not available\n", dev);
384 if (stor_dev->block_read == NULL) {
385 printf("storage device not initialized. Use usb scan\n");
390 puts("\n** Invalid boot device, use `dev[:part]' **\n");
393 part = simple_strtoul(++ep, NULL, 16);
396 if (get_partition_info(stor_dev, part, &info)) {
397 /* try to boot raw .... */
398 strncpy((char *)&info.type[0], BOOT_PART_TYPE,
399 sizeof(BOOT_PART_TYPE));
400 strncpy((char *)&info.name[0], "Raw", 4);
404 printf("error reading partinfo...try to boot raw\n");
406 if ((strncmp((char *)info.type, BOOT_PART_TYPE,
407 sizeof(info.type)) != 0) &&
408 (strncmp((char *)info.type, BOOT_PART_COMP,
409 sizeof(info.type)) != 0)) {
410 printf("\n** Invalid partition type \"%.32s\""
411 " (expect \"" BOOT_PART_TYPE "\")\n",
415 printf("\nLoading from USB device %d, partition %d: "
416 "Name: %.32s Type: %.32s\n",
417 dev, part, info.name, info.type);
419 debug("First Block: %ld, # of blocks: %ld, Block Size: %ld\n",
420 info.start, info.size, info.blksz);
422 if (stor_dev->block_read(dev, info.start, 1, (ulong *)addr) != 1) {
423 printf("** Read error on %d:%d\n", dev, part);
427 switch (genimg_get_format((void *)addr)) {
428 case IMAGE_FORMAT_LEGACY:
429 hdr = (image_header_t *)addr;
431 if (!image_check_hcrc(hdr)) {
432 puts("\n** Bad Header Checksum **\n");
436 image_print_contents(hdr);
438 cnt = image_get_image_size(hdr);
440 #if defined(CONFIG_FIT)
441 case IMAGE_FORMAT_FIT:
442 fit_hdr = (const void *)addr;
443 puts("Fit image detected...\n");
445 cnt = fit_get_size(fit_hdr);
449 puts("** Unknown image type\n");
453 cnt += info.blksz - 1;
457 if (stor_dev->block_read(dev, info.start+1, cnt,
458 (ulong *)(addr+info.blksz)) != cnt) {
459 printf("\n** Read error on %d:%d\n", dev, part);
463 #if defined(CONFIG_FIT)
464 /* This cannot be done earlier, we need complete FIT image in RAM
467 if (genimg_get_format((void *)addr) == IMAGE_FORMAT_FIT) {
468 if (!fit_check_format(fit_hdr)) {
469 puts("** Bad FIT image format\n");
472 fit_print_contents(fit_hdr);
476 /* Loading ok, update default load address */
479 flush_cache(addr, (cnt+1)*info.blksz);
481 /* Check if we should attempt an auto-start */
482 if (((ep = getenv("autostart")) != NULL) && (strcmp(ep, "yes") == 0)) {
484 extern int do_bootm(cmd_tbl_t *, int, int, char *[]);
485 local_args[0] = argv[0];
486 local_args[1] = NULL;
487 printf("Automatic boot of image at addr 0x%08lX ...\n", addr);
488 rcode = do_bootm(cmdtp, 0, 1, local_args);
493 #endif /* CONFIG_USB_STORAGE */
496 /******************************************************************************
497 * usb command intepreter
499 int do_usb(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
503 struct usb_device *dev = NULL;
504 extern char usb_started;
505 #ifdef CONFIG_USB_STORAGE
506 block_dev_desc_t *stor_dev;
509 if ((strncmp(argv[1], "reset", 5) == 0) ||
510 (strncmp(argv[1], "start", 5) == 0)) {
512 printf("(Re)start USB...\n");
514 #ifdef CONFIG_USB_STORAGE
515 /* try to recognize storage devices immediately */
517 usb_stor_curr_dev = usb_stor_scan(1);
521 if (strncmp(argv[1], "stop", 4) == 0) {
522 #ifdef CONFIG_USB_KEYBOARD
524 if (usb_kbd_deregister() != 0) {
525 printf("USB not stopped: usbkbd still"
530 /* forced stop, switch console in to serial */
531 console_assign(stdin, "serial");
532 usb_kbd_deregister();
535 printf("stopping USB..\n");
540 printf("USB is stopped. Please issue 'usb start' first.\n");
543 if (strncmp(argv[1], "tree", 4) == 0) {
544 printf("\nDevice Tree:\n");
545 usb_show_tree(usb_get_dev_index(0));
548 if (strncmp(argv[1], "inf", 3) == 0) {
551 for (d = 0; d < USB_MAX_DEVICE; d++) {
552 dev = usb_get_dev_index(d);
555 usb_display_desc(dev);
556 usb_display_config(dev);
562 i = simple_strtoul(argv[2], NULL, 16);
563 printf("config for device %d\n", i);
564 for (d = 0; d < USB_MAX_DEVICE; d++) {
565 dev = usb_get_dev_index(d);
568 if (dev->devnum == i)
572 printf("*** NO Device avaiable ***\n");
575 usb_display_desc(dev);
576 usb_display_config(dev);
581 #ifdef CONFIG_USB_STORAGE
582 if (strncmp(argv[1], "stor", 4) == 0)
583 return usb_stor_info();
585 if (strncmp(argv[1], "part", 4) == 0) {
588 for (devno = 0; devno < USB_MAX_STOR_DEV; ++devno) {
589 stor_dev = usb_stor_get_dev(devno);
590 if (stor_dev->type != DEV_TYPE_UNKNOWN) {
594 printf("print_part of %x\n", devno);
595 print_part(stor_dev);
599 devno = simple_strtoul(argv[2], NULL, 16);
600 stor_dev = usb_stor_get_dev(devno);
601 if (stor_dev->type != DEV_TYPE_UNKNOWN) {
603 printf("print_part of %x\n", devno);
604 print_part(stor_dev);
608 printf("\nno USB devices available\n");
613 if (strcmp(argv[1], "read") == 0) {
614 if (usb_stor_curr_dev < 0) {
615 printf("no current device selected\n");
619 unsigned long addr = simple_strtoul(argv[2], NULL, 16);
620 unsigned long blk = simple_strtoul(argv[3], NULL, 16);
621 unsigned long cnt = simple_strtoul(argv[4], NULL, 16);
623 printf("\nUSB read: device %d block # %ld, count %ld"
624 " ... ", usb_stor_curr_dev, blk, cnt);
625 stor_dev = usb_stor_get_dev(usb_stor_curr_dev);
626 n = stor_dev->block_read(usb_stor_curr_dev, blk, cnt,
628 printf("%ld blocks read: %s\n", n,
629 (n == cnt) ? "OK" : "ERROR");
635 if (strncmp(argv[1], "dev", 3) == 0) {
637 int dev = (int)simple_strtoul(argv[2], NULL, 10);
638 printf("\nUSB device %d: ", dev);
639 if (dev >= USB_MAX_STOR_DEV) {
640 printf("unknown device\n");
643 printf("\n Device %d: ", dev);
644 stor_dev = usb_stor_get_dev(dev);
646 if (stor_dev->type == DEV_TYPE_UNKNOWN)
648 usb_stor_curr_dev = dev;
649 printf("... is now current device\n");
652 printf("\nUSB device %d: ", usb_stor_curr_dev);
653 stor_dev = usb_stor_get_dev(usb_stor_curr_dev);
655 if (stor_dev->type == DEV_TYPE_UNKNOWN)
661 #endif /* CONFIG_USB_STORAGE */
666 #ifdef CONFIG_USB_STORAGE
670 "reset - reset (rescan) USB controller\n"
671 "usb stop [f] - stop USB [f]=force stop\n"
672 "usb tree - show USB device tree\n"
673 "usb info [dev] - show available USB devices\n"
674 "usb storage - show details of USB storage devices\n"
675 "usb dev [dev] - show or set current USB storage device\n"
676 "usb part [dev] - print partition table of one or all USB storage"
678 "usb read addr blk# cnt - read `cnt' blocks starting at block `blk#'\n"
679 " to memory address `addr'\n"
684 usbboot, 3, 1, do_usbboot,
685 "boot from USB device",
686 "loadAddr dev:part\n"
693 "reset - reset (rescan) USB controller\n"
694 "usb tree - show USB device tree\n"
695 "usb info [dev] - show available USB devices\n"