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 static inline char *portspeed(int speed
)
269 if (speed
== USB_SPEED_HIGH
)
271 else if (speed
== USB_SPEED_LOW
)
277 /* shows the device tree recursively */
278 void usb_show_tree_graph(struct usb_device
*dev
, char *pre
)
281 int has_child
, last_child
, port
;
285 /* check if the device has connected children */
287 for (i
= 0; i
< dev
->maxchild
; i
++) {
288 if (dev
->children
[i
] != NULL
)
291 /* check if we are the last one */
293 if (dev
->parent
!= NULL
) {
294 for (i
= 0; i
< dev
->parent
->maxchild
; i
++) {
295 /* search for children */
296 if (dev
->parent
->children
[i
] == dev
) {
297 /* found our pointer, see if we have a
301 while (i
++ < dev
->parent
->maxchild
) {
302 if (dev
->parent
->children
[i
] != NULL
) {
309 } /* for all children of the parent */
311 /* correct last child */
314 } /* if not root hub */
317 printf("%d ", dev
->devnum
);
319 pre
[index
++] = has_child
? '|' : ' ';
321 printf(" %s (%s, %dmA)\n", usb_get_class_desc(
322 dev
->config
.if_desc
[0].bInterfaceClass
),
323 portspeed(dev
->speed
),
324 dev
->config
.MaxPower
* 2);
325 if (strlen(dev
->mf
) || strlen(dev
->prod
) || strlen(dev
->serial
))
326 printf(" %s %s %s %s\n", pre
, dev
->mf
, dev
->prod
, dev
->serial
);
327 printf(" %s\n", pre
);
328 if (dev
->maxchild
> 0) {
329 for (i
= 0; i
< dev
->maxchild
; i
++) {
330 if (dev
->children
[i
] != NULL
) {
331 usb_show_tree_graph(dev
->children
[i
], pre
);
338 /* main routine for the tree command */
339 void usb_show_tree(struct usb_device
*dev
)
343 memset(preamble
, 0, 32);
344 usb_show_tree_graph(dev
, &preamble
[0]);
348 /******************************************************************************
349 * usb boot command intepreter. Derived from diskboot
351 #ifdef CONFIG_USB_STORAGE
352 int do_usbboot(cmd_tbl_t
*cmdtp
, int flag
, int argc
, char *argv
[])
354 char *boot_device
= NULL
;
356 int dev
, part
= 1, rcode
;
358 disk_partition_t info
;
360 block_dev_desc_t
*stor_dev
;
361 #if defined(CONFIG_FIT)
362 const void *fit_hdr
= NULL
;
367 addr
= CONFIG_SYS_LOAD_ADDR
;
368 boot_device
= getenv("bootdevice");
371 addr
= simple_strtoul(argv
[1], NULL
, 16);
372 boot_device
= getenv("bootdevice");
375 addr
= simple_strtoul(argv
[1], NULL
, 16);
376 boot_device
= argv
[2];
384 puts("\n** No boot device **\n");
388 dev
= simple_strtoul(boot_device
, &ep
, 16);
389 stor_dev
= usb_stor_get_dev(dev
);
390 if (stor_dev
->type
== DEV_TYPE_UNKNOWN
) {
391 printf("\n** Device %d not available\n", dev
);
394 if (stor_dev
->block_read
== NULL
) {
395 printf("storage device not initialized. Use usb scan\n");
400 puts("\n** Invalid boot device, use `dev[:part]' **\n");
403 part
= simple_strtoul(++ep
, NULL
, 16);
406 if (get_partition_info(stor_dev
, part
, &info
)) {
407 /* try to boot raw .... */
408 strncpy((char *)&info
.type
[0], BOOT_PART_TYPE
,
409 sizeof(BOOT_PART_TYPE
));
410 strncpy((char *)&info
.name
[0], "Raw", 4);
414 printf("error reading partinfo...try to boot raw\n");
416 if ((strncmp((char *)info
.type
, BOOT_PART_TYPE
,
417 sizeof(info
.type
)) != 0) &&
418 (strncmp((char *)info
.type
, BOOT_PART_COMP
,
419 sizeof(info
.type
)) != 0)) {
420 printf("\n** Invalid partition type \"%.32s\""
421 " (expect \"" BOOT_PART_TYPE
"\")\n",
425 printf("\nLoading from USB device %d, partition %d: "
426 "Name: %.32s Type: %.32s\n",
427 dev
, part
, info
.name
, info
.type
);
429 debug("First Block: %ld, # of blocks: %ld, Block Size: %ld\n",
430 info
.start
, info
.size
, info
.blksz
);
432 if (stor_dev
->block_read(dev
, info
.start
, 1, (ulong
*)addr
) != 1) {
433 printf("** Read error on %d:%d\n", dev
, part
);
437 switch (genimg_get_format((void *)addr
)) {
438 case IMAGE_FORMAT_LEGACY
:
439 hdr
= (image_header_t
*)addr
;
441 if (!image_check_hcrc(hdr
)) {
442 puts("\n** Bad Header Checksum **\n");
446 image_print_contents(hdr
);
448 cnt
= image_get_image_size(hdr
);
450 #if defined(CONFIG_FIT)
451 case IMAGE_FORMAT_FIT
:
452 fit_hdr
= (const void *)addr
;
453 puts("Fit image detected...\n");
455 cnt
= fit_get_size(fit_hdr
);
459 puts("** Unknown image type\n");
463 cnt
+= info
.blksz
- 1;
467 if (stor_dev
->block_read(dev
, info
.start
+1, cnt
,
468 (ulong
*)(addr
+info
.blksz
)) != cnt
) {
469 printf("\n** Read error on %d:%d\n", dev
, part
);
473 #if defined(CONFIG_FIT)
474 /* This cannot be done earlier, we need complete FIT image in RAM
477 if (genimg_get_format((void *)addr
) == IMAGE_FORMAT_FIT
) {
478 if (!fit_check_format(fit_hdr
)) {
479 puts("** Bad FIT image format\n");
482 fit_print_contents(fit_hdr
);
486 /* Loading ok, update default load address */
489 flush_cache(addr
, (cnt
+1)*info
.blksz
);
491 /* Check if we should attempt an auto-start */
492 if (((ep
= getenv("autostart")) != NULL
) && (strcmp(ep
, "yes") == 0)) {
494 extern int do_bootm(cmd_tbl_t
*, int, int, char *[]);
495 local_args
[0] = argv
[0];
496 local_args
[1] = NULL
;
497 printf("Automatic boot of image at addr 0x%08lX ...\n", addr
);
498 rcode
= do_bootm(cmdtp
, 0, 1, local_args
);
503 #endif /* CONFIG_USB_STORAGE */
506 /******************************************************************************
507 * usb command intepreter
509 int do_usb(cmd_tbl_t
*cmdtp
, int flag
, int argc
, char *argv
[])
513 struct usb_device
*dev
= NULL
;
514 extern char usb_started
;
515 #ifdef CONFIG_USB_STORAGE
516 block_dev_desc_t
*stor_dev
;
519 if ((strncmp(argv
[1], "reset", 5) == 0) ||
520 (strncmp(argv
[1], "start", 5) == 0)) {
522 printf("(Re)start USB...\n");
524 #ifdef CONFIG_USB_STORAGE
525 /* try to recognize storage devices immediately */
527 usb_stor_curr_dev
= usb_stor_scan(1);
531 if (strncmp(argv
[1], "stop", 4) == 0) {
532 #ifdef CONFIG_USB_KEYBOARD
534 if (usb_kbd_deregister() != 0) {
535 printf("USB not stopped: usbkbd still"
540 /* forced stop, switch console in to serial */
541 console_assign(stdin
, "serial");
542 usb_kbd_deregister();
545 printf("stopping USB..\n");
550 printf("USB is stopped. Please issue 'usb start' first.\n");
553 if (strncmp(argv
[1], "tree", 4) == 0) {
554 printf("\nDevice Tree:\n");
555 usb_show_tree(usb_get_dev_index(0));
558 if (strncmp(argv
[1], "inf", 3) == 0) {
561 for (d
= 0; d
< USB_MAX_DEVICE
; d
++) {
562 dev
= usb_get_dev_index(d
);
565 usb_display_desc(dev
);
566 usb_display_config(dev
);
572 i
= simple_strtoul(argv
[2], NULL
, 16);
573 printf("config for device %d\n", i
);
574 for (d
= 0; d
< USB_MAX_DEVICE
; d
++) {
575 dev
= usb_get_dev_index(d
);
578 if (dev
->devnum
== i
)
582 printf("*** NO Device avaiable ***\n");
585 usb_display_desc(dev
);
586 usb_display_config(dev
);
591 #ifdef CONFIG_USB_STORAGE
592 if (strncmp(argv
[1], "stor", 4) == 0)
593 return usb_stor_info();
595 if (strncmp(argv
[1], "part", 4) == 0) {
598 for (devno
= 0; devno
< USB_MAX_STOR_DEV
; ++devno
) {
599 stor_dev
= usb_stor_get_dev(devno
);
600 if (stor_dev
->type
!= DEV_TYPE_UNKNOWN
) {
604 printf("print_part of %x\n", devno
);
605 print_part(stor_dev
);
609 devno
= simple_strtoul(argv
[2], NULL
, 16);
610 stor_dev
= usb_stor_get_dev(devno
);
611 if (stor_dev
->type
!= DEV_TYPE_UNKNOWN
) {
613 printf("print_part of %x\n", devno
);
614 print_part(stor_dev
);
618 printf("\nno USB devices available\n");
623 if (strcmp(argv
[1], "read") == 0) {
624 if (usb_stor_curr_dev
< 0) {
625 printf("no current device selected\n");
629 unsigned long addr
= simple_strtoul(argv
[2], NULL
, 16);
630 unsigned long blk
= simple_strtoul(argv
[3], NULL
, 16);
631 unsigned long cnt
= simple_strtoul(argv
[4], NULL
, 16);
633 printf("\nUSB read: device %d block # %ld, count %ld"
634 " ... ", usb_stor_curr_dev
, blk
, cnt
);
635 stor_dev
= usb_stor_get_dev(usb_stor_curr_dev
);
636 n
= stor_dev
->block_read(usb_stor_curr_dev
, blk
, cnt
,
638 printf("%ld blocks read: %s\n", n
,
639 (n
== cnt
) ? "OK" : "ERROR");
645 if (strncmp(argv
[1], "dev", 3) == 0) {
647 int dev
= (int)simple_strtoul(argv
[2], NULL
, 10);
648 printf("\nUSB device %d: ", dev
);
649 if (dev
>= USB_MAX_STOR_DEV
) {
650 printf("unknown device\n");
653 printf("\n Device %d: ", dev
);
654 stor_dev
= usb_stor_get_dev(dev
);
656 if (stor_dev
->type
== DEV_TYPE_UNKNOWN
)
658 usb_stor_curr_dev
= dev
;
659 printf("... is now current device\n");
662 printf("\nUSB device %d: ", usb_stor_curr_dev
);
663 stor_dev
= usb_stor_get_dev(usb_stor_curr_dev
);
665 if (stor_dev
->type
== DEV_TYPE_UNKNOWN
)
671 #endif /* CONFIG_USB_STORAGE */
676 #ifdef CONFIG_USB_STORAGE
680 "reset - reset (rescan) USB controller\n"
681 "usb stop [f] - stop USB [f]=force stop\n"
682 "usb tree - show USB device tree\n"
683 "usb info [dev] - show available USB devices\n"
684 "usb storage - show details of USB storage devices\n"
685 "usb dev [dev] - show or set current USB storage device\n"
686 "usb part [dev] - print partition table of one or all USB storage"
688 "usb read addr blk# cnt - read `cnt' blocks starting at block `blk#'\n"
689 " to memory address `addr'"
694 usbboot
, 3, 1, do_usbboot
,
695 "boot from USB device",
703 "reset - reset (rescan) USB controller\n"
704 "usb tree - show USB device tree\n"
705 "usb info [dev] - show available USB devices"