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,
31 #if (CONFIG_COMMANDS & CFG_CMD_USB)
35 #ifdef CONFIG_USB_STORAGE
36 static int usb_stor_curr_dev=-1; /* current device */
39 /* some display routines (info command) */
40 char * usb_get_class_desc(unsigned char dclass)
43 case USB_CLASS_PER_INTERFACE:
44 return("See Interface");
48 return("Communication");
50 return("Human Interface");
51 case USB_CLASS_PRINTER:
53 case USB_CLASS_MASS_STORAGE:
54 return("Mass Storage");
59 case USB_CLASS_VENDOR_SPEC:
60 return("Vendor specific");
66 void usb_display_class_sub(unsigned char dclass,unsigned char subclass,unsigned char proto)
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:
98 case USB_CLASS_MASS_STORAGE:
99 printf("Mass Storage, ");
105 printf("SFF-8020i (ATAPI)");
108 printf("QIC-157 (Tape)");
117 printf("Transp. SCSI");
126 printf("Command/Bulk");
129 printf("Command/Bulk/Int");
139 printf("%s",usb_get_class_desc(dclass));
143 void usb_display_string(struct usb_device *dev,int index)
147 if (usb_string(dev,index,&buffer[0],256)>0);
148 printf("String: \"%s\"",buffer);
152 void usb_display_desc(struct usb_device *dev)
154 if (dev->descriptor.bDescriptorType==USB_DT_DEVICE) {
155 printf("%d: %s, USB Revision %x.%x\n",dev->devnum,usb_get_class_desc(dev->config.if_desc[0].bInterfaceClass),
156 (dev->descriptor.bcdUSB>>8) & 0xff,dev->descriptor.bcdUSB & 0xff);
157 if (strlen(dev->mf) || strlen(dev->prod) || strlen(dev->serial))
158 printf(" - %s %s %s\n",dev->mf,dev->prod,dev->serial);
159 if (dev->descriptor.bDeviceClass) {
160 printf(" - Class: ");
161 usb_display_class_sub(dev->descriptor.bDeviceClass,dev->descriptor.bDeviceSubClass,dev->descriptor.bDeviceProtocol);
165 printf(" - Class: (from Interface) %s\n",usb_get_class_desc(dev->config.if_desc[0].bInterfaceClass));
167 printf(" - PacketSize: %d Configurations: %d\n",dev->descriptor.bMaxPacketSize0,dev->descriptor.bNumConfigurations);
168 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);
173 void usb_display_conf_desc(struct usb_config_descriptor *config,struct usb_device *dev)
175 printf(" Configuration: %d\n",config->bConfigurationValue);
176 printf(" - Interfaces: %d %s%s%dmA\n",config->bNumInterfaces,(config->bmAttributes & 0x40) ? "Self Powered " : "Bus Powered ",
177 (config->bmAttributes & 0x20) ? "Remote Wakeup " : "",config->MaxPower*2);
178 if (config->iConfiguration) {
180 usb_display_string(dev,config->iConfiguration);
185 void usb_display_if_desc(struct usb_interface_descriptor *ifdesc,struct usb_device *dev)
187 printf(" Interface: %d\n",ifdesc->bInterfaceNumber);
188 printf(" - Alternate Settings %d, Endpoints: %d\n",ifdesc->bAlternateSetting,ifdesc->bNumEndpoints);
190 usb_display_class_sub(ifdesc->bInterfaceClass,ifdesc->bInterfaceSubClass,ifdesc->bInterfaceProtocol);
192 if (ifdesc->iInterface) {
194 usb_display_string(dev,ifdesc->iInterface);
199 void usb_display_ep_desc(struct usb_endpoint_descriptor *epdesc)
201 printf(" - Endpoint %d %s ",epdesc->bEndpointAddress & 0xf,(epdesc->bEndpointAddress & 0x80) ? "In" : "Out");
202 switch((epdesc->bmAttributes & 0x03))
204 case 0: printf("Control"); break;
205 case 1: printf("Isochronous"); break;
206 case 2: printf("Bulk"); break;
207 case 3: printf("Interrupt"); break;
209 printf(" MaxPacket %d",epdesc->wMaxPacketSize);
210 if ((epdesc->bmAttributes & 0x03)==0x3)
211 printf(" Interval %dms",epdesc->bInterval);
215 /* main routine to diasplay the configs, interfaces and endpoints */
216 void usb_display_config(struct usb_device *dev)
218 struct usb_config_descriptor *config;
219 struct usb_interface_descriptor *ifdesc;
220 struct usb_endpoint_descriptor *epdesc;
223 config= &dev->config;
224 usb_display_conf_desc(config,dev);
225 for(i=0;i<config->no_of_if;i++) {
226 ifdesc= &config->if_desc[i];
227 usb_display_if_desc(ifdesc,dev);
228 for(ii=0;ii<ifdesc->no_of_ep;ii++) {
229 epdesc= &ifdesc->ep_desc[ii];
230 usb_display_ep_desc(epdesc);
236 /* shows the device tree recursively */
237 void usb_show_tree_graph(struct usb_device *dev,char *pre)
240 int has_child,last_child,port;
244 /* check if the device has connected children */
246 for(i=0;i<dev->maxchild;i++) {
247 if (dev->children[i]!=NULL)
250 /* check if we are the last one */
252 if (dev->parent!=NULL) {
253 for(i=0;i<dev->parent->maxchild;i++) {
254 /* search for children */
255 if (dev->parent->children[i]==dev) {
256 /* found our pointer, see if we have a little sister */
258 while(i++<dev->parent->maxchild) {
259 if (dev->parent->children[i]!=NULL) {
266 } /* for all children of the parent */
268 /* correct last child */
272 } /* if not root hub */
275 printf("%d ",dev->devnum);
277 pre[index++]= has_child ? '|' : ' ';
279 printf(" %s (%s, %dmA)\n",usb_get_class_desc(dev->config.if_desc[0].bInterfaceClass),
280 dev->slow ? "1.5MBit/s" : "12MBit/s",dev->config.MaxPower * 2);
281 if (strlen(dev->mf) ||
284 printf(" %s %s %s %s\n",pre,dev->mf,dev->prod,dev->serial);
286 if (dev->maxchild>0) {
287 for(i=0;i<dev->maxchild;i++) {
288 if (dev->children[i]!=NULL) {
289 usb_show_tree_graph(dev->children[i],pre);
296 /* main routine for the tree command */
297 void usb_show_tree(struct usb_device *dev)
301 memset(preamble,0,32);
302 usb_show_tree_graph(dev,&preamble[0]);
306 /******************************************************************************
307 * usb boot command intepreter. Derived from diskboot
309 #ifdef CONFIG_USB_STORAGE
310 int do_usbboot (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
312 char *boot_device = NULL;
314 int dev, part=1, rcode;
315 ulong addr, cnt, checksum;
316 disk_partition_t info;
318 block_dev_desc_t *stor_dev;
323 addr = CFG_LOAD_ADDR;
324 boot_device = getenv ("bootdevice");
327 addr = simple_strtoul(argv[1], NULL, 16);
328 boot_device = getenv ("bootdevice");
331 addr = simple_strtoul(argv[1], NULL, 16);
332 boot_device = argv[2];
335 printf ("Usage:\n%s\n", cmdtp->usage);
340 puts ("\n** No boot device **\n");
344 dev = simple_strtoul(boot_device, &ep, 16);
345 stor_dev=usb_stor_get_dev(dev);
346 if (stor_dev->type == DEV_TYPE_UNKNOWN) {
347 printf ("\n** Device %d not available\n", dev);
350 if (stor_dev->block_read==NULL) {
351 printf("storage device not initialized. Use usb scan\n");
356 puts ("\n** Invalid boot device, use `dev[:part]' **\n");
359 part = simple_strtoul(++ep, NULL, 16);
362 if (get_partition_info (stor_dev, part, &info)) {
363 /* try to boot raw .... */
364 strncpy(&info.type[0], BOOT_PART_TYPE, sizeof(BOOT_PART_TYPE));
365 strncpy(&info.name[0], "Raw", 4);
369 printf("error reading partinfo...try to boot raw\n");
371 if ((strncmp(info.type, BOOT_PART_TYPE, sizeof(info.type)) != 0) &&
372 (strncmp(info.type, BOOT_PART_COMP, sizeof(info.type)) != 0)) {
373 printf ("\n** Invalid partition type \"%.32s\""
374 " (expect \"" BOOT_PART_TYPE "\")\n",
378 printf ("\nLoading from USB device %d, partition %d: "
379 "Name: %.32s Type: %.32s\n",
380 dev, part, info.name, info.type);
382 debug ("First Block: %ld, # of blocks: %ld, Block Size: %ld\n",
383 info.start, info.size, info.blksz);
385 if (stor_dev->block_read(dev, info.start, 1, (ulong *)addr) != 1) {
386 printf ("** Read error on %d:%d\n", dev, part);
390 hdr = (image_header_t *)addr;
392 if (ntohl(hdr->ih_magic) != IH_MAGIC) {
393 printf("\n** Bad Magic Number **\n");
397 checksum = ntohl(hdr->ih_hcrc);
400 if (crc32 (0, (char *)hdr, sizeof(image_header_t)) != checksum) {
401 puts ("\n** Bad Header Checksum **\n");
404 hdr->ih_hcrc = htonl(checksum); /* restore checksum for later use */
406 print_image_hdr (hdr);
408 cnt = (ntohl(hdr->ih_size) + sizeof(image_header_t));
409 cnt += info.blksz - 1;
413 if (stor_dev->block_read (dev, info.start+1, cnt,
414 (ulong *)(addr+info.blksz)) != cnt) {
415 printf ("\n** Read error on %d:%d\n", dev, part);
418 /* Loading ok, update default load address */
421 flush_cache (addr, (cnt+1)*info.blksz);
423 /* Check if we should attempt an auto-start */
424 if (((ep = getenv("autostart")) != NULL) && (strcmp(ep,"yes") == 0)) {
426 extern int do_bootm (cmd_tbl_t *, int, int, char *[]);
427 local_args[0] = argv[0];
428 local_args[1] = NULL;
429 printf ("Automatic boot of image at addr 0x%08lX ...\n", addr);
430 rcode=do_bootm (cmdtp, 0, 1, local_args);
435 #endif /* CONFIG_USB_STORAGE */
438 /*********************************************************************************
439 * usb command intepreter
441 int do_usb (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
445 struct usb_device *dev = NULL;
446 #ifdef CONFIG_USB_STORAGE
447 block_dev_desc_t *stor_dev;
450 if ((strncmp(argv[1],"reset",5) == 0) ||
451 (strncmp(argv[1],"start",5) == 0)){
453 printf("(Re)start USB...\n");
457 if (strncmp(argv[1],"stop",4) == 0) {
458 #ifdef CONFIG_USB_KEYBOARD
460 if (usb_kbd_deregister()!=0) {
461 printf("USB not stopped: usbkbd still using USB\n");
465 else { /* forced stop, switch console in to serial */
466 console_assign(stdin,"serial");
467 usb_kbd_deregister();
470 printf("stopping USB..\n");
474 if (strncmp(argv[1],"tree",4) == 0) {
475 printf("\nDevice Tree:\n");
476 usb_show_tree(usb_get_dev_index(0));
479 if (strncmp(argv[1],"inf",3) == 0) {
482 for(d=0;d<USB_MAX_DEVICE;d++) {
483 dev=usb_get_dev_index(d);
486 usb_display_desc(dev);
487 usb_display_config(dev);
494 i=simple_strtoul(argv[2], NULL, 16);
495 printf("config for device %d\n",i);
496 for(d=0;d<USB_MAX_DEVICE;d++) {
497 dev=usb_get_dev_index(d);
504 printf("*** NO Device avaiable ***\n");
508 usb_display_desc(dev);
509 usb_display_config(dev);
514 #ifdef CONFIG_USB_STORAGE
515 if (strncmp(argv[1],"scan",4) == 0) {
516 printf("Scan for storage device:\n");
517 usb_stor_curr_dev=usb_stor_scan(1);
518 if (usb_stor_curr_dev==-1) {
519 printf("No device found. Not initialized?\n");
524 if (strncmp(argv[1],"part",4) == 0) {
526 for (ok=0, devno=0; devno<USB_MAX_STOR_DEV; ++devno) {
527 stor_dev=usb_stor_get_dev(devno);
528 if (stor_dev->type!=DEV_TYPE_UNKNOWN) {
532 printf("print_part of %x\n",devno);
533 print_part(stor_dev);
537 printf("\nno USB devices available\n");
542 if (strcmp(argv[1],"read") == 0) {
543 if (usb_stor_curr_dev<0) {
544 printf("no current device selected\n");
548 unsigned long addr = simple_strtoul(argv[2], NULL, 16);
549 unsigned long blk = simple_strtoul(argv[3], NULL, 16);
550 unsigned long cnt = simple_strtoul(argv[4], NULL, 16);
552 printf ("\nUSB read: device %d block # %ld, count %ld ... ",
553 usb_stor_curr_dev, blk, cnt);
554 stor_dev=usb_stor_get_dev(usb_stor_curr_dev);
555 n = stor_dev->block_read(usb_stor_curr_dev, blk, cnt, (ulong *)addr);
556 printf ("%ld blocks read: %s\n",n,(n==cnt) ? "OK" : "ERROR");
562 if (strcmp(argv[1],"dev") == 0) {
564 int dev = (int)simple_strtoul(argv[2], NULL, 10);
565 printf ("\nUSB device %d: ", dev);
566 if (dev >= USB_MAX_STOR_DEV) {
567 printf("unknown device\n");
570 printf ("\n Device %d: ", dev);
571 stor_dev=usb_stor_get_dev(dev);
573 if (stor_dev->type == DEV_TYPE_UNKNOWN) {
576 usb_stor_curr_dev = dev;
577 printf("... is now current device\n");
581 printf ("\nUSB device %d: ", usb_stor_curr_dev);
582 stor_dev=usb_stor_get_dev(usb_stor_curr_dev);
584 if (stor_dev->type == DEV_TYPE_UNKNOWN) {
591 #endif /* CONFIG_USB_STORAGE */
592 printf ("Usage:\n%s\n", cmdtp->usage);
597 #endif /* (CONFIG_COMMANDS & CFG_CMD_USB) */
600 #if (CONFIG_COMMANDS & CFG_CMD_USB)
602 #ifdef CONFIG_USB_STORAGE
605 "usb - USB sub-system\n",
606 "reset - reset (rescan) USB controller\n"
607 "usb stop [f] - stop USB [f]=force stop\n"
608 "usb tree - show USB device tree\n"
609 "usb info [dev] - show available USB devices\n"
610 "usb scan - (re-)scan USB bus for storage devices\n"
611 "usb device [dev] - show or set current USB storage device\n"
612 "usb part [dev] - print partition table of one or all USB storage devices\n"
613 "usb read addr blk# cnt - read `cnt' blocks starting at block `blk#'\n"
614 " to memory address `addr'\n"
619 usbboot, 3, 1, do_usbboot,
620 "usbboot - boot from USB device\n",
621 "loadAddr dev:part\n"
627 "usb - USB sub-system\n",
628 "reset - reset (rescan) USB controller\n"
629 "usb tree - show USB device tree\n"
630 "usb info [dev] - show available USB devices\n"