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e887afc9
WD
1/*
2 * (C) Copyright 2001
3 * Denis Peter, MPL AG Switzerland
4 *
6a1b206d
SG
5 * Adapted for U-Boot driver model
6 * (C) Copyright 2015 Google, Inc
7 *
e887afc9
WD
8 * Most of this source has been derived from the Linux USB
9 * project.
10 *
1a459660 11 * SPDX-License-Identifier: GPL-2.0+
e887afc9
WD
12 */
13
14#include <common.h>
15#include <command.h>
24b852a7 16#include <console.h>
6a1b206d 17#include <dm.h>
192eab93 18#include <dm/uclass-internal.h>
cf92e05c 19#include <memalign.h>
414eec35 20#include <asm/byteorder.h>
b2fb47f1 21#include <asm/unaligned.h>
735dd97b 22#include <part.h>
e887afc9 23#include <usb.h>
e887afc9 24
1968e615 25#ifdef CONFIG_USB_STORAGE
d0ff51ba 26static int usb_stor_curr_dev = -1; /* current device */
1968e615 27#endif
c8c2797c 28#if defined(CONFIG_USB_HOST_ETHER) && !defined(CONFIG_DM_ETH)
69559093 29static int __maybe_unused usb_ether_curr_dev = -1; /* current ethernet device */
89d48367 30#endif
e887afc9 31
a2663ea4 32/* some display routines (info command) */
088f1b19 33static char *usb_get_class_desc(unsigned char dclass)
e887afc9 34{
de39f8c1
MT
35 switch (dclass) {
36 case USB_CLASS_PER_INTERFACE:
37 return "See Interface";
38 case USB_CLASS_AUDIO:
39 return "Audio";
40 case USB_CLASS_COMM:
41 return "Communication";
42 case USB_CLASS_HID:
43 return "Human Interface";
44 case USB_CLASS_PRINTER:
45 return "Printer";
46 case USB_CLASS_MASS_STORAGE:
47 return "Mass Storage";
48 case USB_CLASS_HUB:
49 return "Hub";
50 case USB_CLASS_DATA:
51 return "CDC Data";
52 case USB_CLASS_VENDOR_SPEC:
53 return "Vendor specific";
54 default:
55 return "";
e887afc9
WD
56 }
57}
58
088f1b19
KP
59static void usb_display_class_sub(unsigned char dclass, unsigned char subclass,
60 unsigned char proto)
e887afc9 61{
de39f8c1
MT
62 switch (dclass) {
63 case USB_CLASS_PER_INTERFACE:
64 printf("See Interface");
65 break;
66 case USB_CLASS_HID:
67 printf("Human Interface, Subclass: ");
68 switch (subclass) {
69 case USB_SUB_HID_NONE:
70 printf("None");
e887afc9 71 break;
de39f8c1
MT
72 case USB_SUB_HID_BOOT:
73 printf("Boot ");
74 switch (proto) {
75 case USB_PROT_HID_NONE:
76 printf("None");
77 break;
78 case USB_PROT_HID_KEYBOARD:
79 printf("Keyboard");
80 break;
81 case USB_PROT_HID_MOUSE:
82 printf("Mouse");
83 break;
84 default:
85 printf("reserved");
86 break;
e887afc9
WD
87 }
88 break;
de39f8c1
MT
89 default:
90 printf("reserved");
91 break;
92 }
93 break;
94 case USB_CLASS_MASS_STORAGE:
95 printf("Mass Storage, ");
96 switch (subclass) {
97 case US_SC_RBC:
98 printf("RBC ");
99 break;
100 case US_SC_8020:
101 printf("SFF-8020i (ATAPI)");
102 break;
103 case US_SC_QIC:
104 printf("QIC-157 (Tape)");
105 break;
106 case US_SC_UFI:
107 printf("UFI");
108 break;
109 case US_SC_8070:
110 printf("SFF-8070");
111 break;
112 case US_SC_SCSI:
113 printf("Transp. SCSI");
114 break;
115 default:
116 printf("reserved");
117 break;
118 }
119 printf(", ");
120 switch (proto) {
121 case US_PR_CB:
122 printf("Command/Bulk");
123 break;
124 case US_PR_CBI:
125 printf("Command/Bulk/Int");
126 break;
127 case US_PR_BULK:
128 printf("Bulk only");
e887afc9
WD
129 break;
130 default:
de39f8c1
MT
131 printf("reserved");
132 break;
133 }
134 break;
135 default:
136 printf("%s", usb_get_class_desc(dclass));
137 break;
e887afc9
WD
138 }
139}
140
088f1b19 141static void usb_display_string(struct usb_device *dev, int index)
e887afc9 142{
f5766139
PS
143 ALLOC_CACHE_ALIGN_BUFFER(char, buffer, 256);
144
de39f8c1
MT
145 if (index != 0) {
146 if (usb_string(dev, index, &buffer[0], 256) > 0)
147 printf("String: \"%s\"", buffer);
e887afc9
WD
148 }
149}
150
088f1b19 151static void usb_display_desc(struct usb_device *dev)
e887afc9 152{
de39f8c1
MT
153 if (dev->descriptor.bDescriptorType == USB_DT_DEVICE) {
154 printf("%d: %s, USB Revision %x.%x\n", dev->devnum,
8f8bd565 155 usb_get_class_desc(dev->config.if_desc[0].desc.bInterfaceClass),
de39f8c1
MT
156 (dev->descriptor.bcdUSB>>8) & 0xff,
157 dev->descriptor.bcdUSB & 0xff);
158
159 if (strlen(dev->mf) || strlen(dev->prod) ||
160 strlen(dev->serial))
161 printf(" - %s %s %s\n", dev->mf, dev->prod,
162 dev->serial);
e887afc9
WD
163 if (dev->descriptor.bDeviceClass) {
164 printf(" - Class: ");
de39f8c1
MT
165 usb_display_class_sub(dev->descriptor.bDeviceClass,
166 dev->descriptor.bDeviceSubClass,
167 dev->descriptor.bDeviceProtocol);
e887afc9 168 printf("\n");
de39f8c1
MT
169 } else {
170 printf(" - Class: (from Interface) %s\n",
171 usb_get_class_desc(
8f8bd565 172 dev->config.if_desc[0].desc.bInterfaceClass));
e887afc9 173 }
de39f8c1
MT
174 printf(" - PacketSize: %d Configurations: %d\n",
175 dev->descriptor.bMaxPacketSize0,
176 dev->descriptor.bNumConfigurations);
177 printf(" - Vendor: 0x%04x Product 0x%04x Version %d.%d\n",
178 dev->descriptor.idVendor, dev->descriptor.idProduct,
179 (dev->descriptor.bcdDevice>>8) & 0xff,
180 dev->descriptor.bcdDevice & 0xff);
e887afc9
WD
181 }
182
183}
184
c60795f4 185static void usb_display_conf_desc(struct usb_config_descriptor *config,
088f1b19 186 struct usb_device *dev)
e887afc9 187{
de39f8c1
MT
188 printf(" Configuration: %d\n", config->bConfigurationValue);
189 printf(" - Interfaces: %d %s%s%dmA\n", config->bNumInterfaces,
190 (config->bmAttributes & 0x40) ? "Self Powered " : "Bus Powered ",
191 (config->bmAttributes & 0x20) ? "Remote Wakeup " : "",
8f8bd565 192 config->bMaxPower*2);
e887afc9
WD
193 if (config->iConfiguration) {
194 printf(" - ");
de39f8c1 195 usb_display_string(dev, config->iConfiguration);
e887afc9
WD
196 printf("\n");
197 }
198}
199
088f1b19
KP
200static void usb_display_if_desc(struct usb_interface_descriptor *ifdesc,
201 struct usb_device *dev)
e887afc9 202{
de39f8c1
MT
203 printf(" Interface: %d\n", ifdesc->bInterfaceNumber);
204 printf(" - Alternate Setting %d, Endpoints: %d\n",
205 ifdesc->bAlternateSetting, ifdesc->bNumEndpoints);
e887afc9 206 printf(" - Class ");
de39f8c1
MT
207 usb_display_class_sub(ifdesc->bInterfaceClass,
208 ifdesc->bInterfaceSubClass, ifdesc->bInterfaceProtocol);
e887afc9
WD
209 printf("\n");
210 if (ifdesc->iInterface) {
211 printf(" - ");
de39f8c1 212 usb_display_string(dev, ifdesc->iInterface);
e887afc9
WD
213 printf("\n");
214 }
215}
216
088f1b19 217static void usb_display_ep_desc(struct usb_endpoint_descriptor *epdesc)
e887afc9 218{
de39f8c1
MT
219 printf(" - Endpoint %d %s ", epdesc->bEndpointAddress & 0xf,
220 (epdesc->bEndpointAddress & 0x80) ? "In" : "Out");
221 switch ((epdesc->bmAttributes & 0x03)) {
222 case 0:
223 printf("Control");
224 break;
225 case 1:
226 printf("Isochronous");
227 break;
228 case 2:
229 printf("Bulk");
230 break;
231 case 3:
232 printf("Interrupt");
233 break;
e887afc9 234 }
b2fb47f1 235 printf(" MaxPacket %d", get_unaligned(&epdesc->wMaxPacketSize));
de39f8c1
MT
236 if ((epdesc->bmAttributes & 0x03) == 0x3)
237 printf(" Interval %dms", epdesc->bInterval);
e887afc9
WD
238 printf("\n");
239}
240
241/* main routine to diasplay the configs, interfaces and endpoints */
088f1b19 242static void usb_display_config(struct usb_device *dev)
e887afc9 243{
8f8bd565
TR
244 struct usb_config *config;
245 struct usb_interface *ifdesc;
e887afc9 246 struct usb_endpoint_descriptor *epdesc;
de39f8c1
MT
247 int i, ii;
248
249 config = &dev->config;
8f8bd565 250 usb_display_conf_desc(&config->desc, dev);
de39f8c1
MT
251 for (i = 0; i < config->no_of_if; i++) {
252 ifdesc = &config->if_desc[i];
8f8bd565 253 usb_display_if_desc(&ifdesc->desc, dev);
de39f8c1
MT
254 for (ii = 0; ii < ifdesc->no_of_ep; ii++) {
255 epdesc = &ifdesc->ep_desc[ii];
e887afc9
WD
256 usb_display_ep_desc(epdesc);
257 }
258 }
259 printf("\n");
260}
261
6a1b206d
SG
262/*
263 * With driver model this isn't right since we can have multiple controllers
264 * and the device numbering starts at 1 on each bus.
265 * TODO(sjg@chromium.org): Add a way to specify the controller/bus.
266 */
7d9aa8fd
JW
267static struct usb_device *usb_find_device(int devnum)
268{
6a1b206d
SG
269#ifdef CONFIG_DM_USB
270 struct usb_device *udev;
271 struct udevice *hub;
272 struct uclass *uc;
273 int ret;
274
275 /* Device addresses start at 1 */
276 devnum++;
277 ret = uclass_get(UCLASS_USB_HUB, &uc);
278 if (ret)
279 return NULL;
280
281 uclass_foreach_dev(hub, uc) {
282 struct udevice *dev;
283
284 if (!device_active(hub))
285 continue;
bcbe3d15 286 udev = dev_get_parent_priv(hub);
6a1b206d
SG
287 if (udev->devnum == devnum)
288 return udev;
289
290 for (device_find_first_child(hub, &dev);
291 dev;
292 device_find_next_child(&dev)) {
293 if (!device_active(hub))
294 continue;
295
bcbe3d15 296 udev = dev_get_parent_priv(dev);
6a1b206d
SG
297 if (udev->devnum == devnum)
298 return udev;
299 }
300 }
301#else
cad4291c 302 struct usb_device *udev;
7d9aa8fd
JW
303 int d;
304
305 for (d = 0; d < USB_MAX_DEVICE; d++) {
cad4291c
SG
306 udev = usb_get_dev_index(d);
307 if (udev == NULL)
7d9aa8fd 308 return NULL;
cad4291c
SG
309 if (udev->devnum == devnum)
310 return udev;
7d9aa8fd 311 }
6a1b206d 312#endif
7d9aa8fd
JW
313
314 return NULL;
315}
316
f1c1f540
SR
317static inline char *portspeed(int speed)
318{
6497c667
VG
319 char *speed_str;
320
321 switch (speed) {
322 case USB_SPEED_SUPER:
323 speed_str = "5 Gb/s";
324 break;
325 case USB_SPEED_HIGH:
326 speed_str = "480 Mb/s";
327 break;
328 case USB_SPEED_LOW:
329 speed_str = "1.5 Mb/s";
330 break;
331 default:
332 speed_str = "12 Mb/s";
333 break;
334 }
335
336 return speed_str;
f1c1f540
SR
337}
338
e887afc9 339/* shows the device tree recursively */
088f1b19 340static void usb_show_tree_graph(struct usb_device *dev, char *pre)
e887afc9 341{
6a1b206d 342 int index;
10f4dd78 343 int has_child, last_child;
e887afc9 344
de39f8c1
MT
345 index = strlen(pre);
346 printf(" %s", pre);
6a1b206d
SG
347#ifdef CONFIG_DM_USB
348 has_child = device_has_active_children(dev->dev);
349#else
e887afc9 350 /* check if the device has connected children */
6a1b206d
SG
351 int i;
352
de39f8c1
MT
353 has_child = 0;
354 for (i = 0; i < dev->maxchild; i++) {
355 if (dev->children[i] != NULL)
356 has_child = 1;
e887afc9 357 }
6a1b206d 358#endif
e887afc9 359 /* check if we are the last one */
6a1b206d 360#ifdef CONFIG_DM_USB
c27b3290
HG
361 /* Not the root of the usb tree? */
362 if (device_get_uclass_id(dev->dev->parent) != UCLASS_USB) {
363 last_child = device_is_last_sibling(dev->dev);
6a1b206d 364#else
c27b3290
HG
365 if (dev->parent != NULL) { /* not root? */
366 last_child = 1;
de39f8c1 367 for (i = 0; i < dev->parent->maxchild; i++) {
e887afc9 368 /* search for children */
de39f8c1
MT
369 if (dev->parent->children[i] == dev) {
370 /* found our pointer, see if we have a
371 * little sister
372 */
de39f8c1
MT
373 while (i++ < dev->parent->maxchild) {
374 if (dev->parent->children[i] != NULL) {
e887afc9 375 /* found a sister */
de39f8c1 376 last_child = 0;
e887afc9
WD
377 break;
378 } /* if */
379 } /* while */
380 } /* device found */
381 } /* for all children of the parent */
6a1b206d 382#endif
e887afc9
WD
383 printf("\b+-");
384 /* correct last child */
cad4291c 385 if (last_child && index)
de39f8c1 386 pre[index-1] = ' ';
e887afc9
WD
387 } /* if not root hub */
388 else
389 printf(" ");
de39f8c1
MT
390 printf("%d ", dev->devnum);
391 pre[index++] = ' ';
392 pre[index++] = has_child ? '|' : ' ';
393 pre[index] = 0;
394 printf(" %s (%s, %dmA)\n", usb_get_class_desc(
8f8bd565 395 dev->config.if_desc[0].desc.bInterfaceClass),
f1c1f540 396 portspeed(dev->speed),
8f8bd565 397 dev->config.desc.bMaxPower * 2);
de39f8c1
MT
398 if (strlen(dev->mf) || strlen(dev->prod) || strlen(dev->serial))
399 printf(" %s %s %s %s\n", pre, dev->mf, dev->prod, dev->serial);
400 printf(" %s\n", pre);
6a1b206d
SG
401#ifdef CONFIG_DM_USB
402 struct udevice *child;
403
404 for (device_find_first_child(dev->dev, &child);
405 child;
406 device_find_next_child(&child)) {
407 struct usb_device *udev;
408
409 if (!device_active(child))
410 continue;
411
bcbe3d15 412 udev = dev_get_parent_priv(child);
6a1b206d
SG
413
414 /* Ignore emulators, we only want real devices */
415 if (device_get_uclass_id(child) != UCLASS_USB_EMUL) {
416 usb_show_tree_graph(udev, pre);
417 pre[index] = 0;
418 }
419 }
420#else
de39f8c1
MT
421 if (dev->maxchild > 0) {
422 for (i = 0; i < dev->maxchild; i++) {
423 if (dev->children[i] != NULL) {
424 usb_show_tree_graph(dev->children[i], pre);
425 pre[index] = 0;
e887afc9
WD
426 }
427 }
428 }
6a1b206d 429#endif
e887afc9
WD
430}
431
432/* main routine for the tree command */
45bfa47e 433static void usb_show_subtree(struct usb_device *dev)
e887afc9
WD
434{
435 char preamble[32];
436
cad4291c 437 memset(preamble, '\0', sizeof(preamble));
de39f8c1 438 usb_show_tree_graph(dev, &preamble[0]);
e887afc9
WD
439}
440
45bfa47e 441#ifdef CONFIG_DM_USB
2138fd6d
HG
442typedef void (*usb_dev_func_t)(struct usb_device *udev);
443
444static void usb_for_each_root_dev(usb_dev_func_t func)
445{
45bfa47e
SG
446 struct udevice *bus;
447
192eab93 448 for (uclass_find_first_device(UCLASS_USB, &bus);
45bfa47e 449 bus;
192eab93 450 uclass_find_next_device(&bus)) {
45bfa47e
SG
451 struct usb_device *udev;
452 struct udevice *dev;
453
192eab93
HG
454 if (!device_active(bus))
455 continue;
456
45bfa47e
SG
457 device_find_first_child(bus, &dev);
458 if (dev && device_active(dev)) {
459 udev = dev_get_parent_priv(dev);
2138fd6d 460 func(udev);
45bfa47e
SG
461 }
462 }
2138fd6d
HG
463}
464#endif
465
466void usb_show_tree(void)
467{
468#ifdef CONFIG_DM_USB
469 usb_for_each_root_dev(usb_show_subtree);
45bfa47e
SG
470#else
471 struct usb_device *udev;
472 int i;
473
474 for (i = 0; i < USB_MAX_DEVICE; i++) {
475 udev = usb_get_dev_index(i);
476 if (udev == NULL)
477 break;
478 if (udev->parent == NULL)
479 usb_show_subtree(udev);
480 }
481#endif
482}
483
7d9aa8fd
JW
484static int usb_test(struct usb_device *dev, int port, char* arg)
485{
486 int mode;
487
488 if (port > dev->maxchild) {
489 printf("Device is no hub or does not have %d ports.\n", port);
490 return 1;
491 }
492
493 switch (arg[0]) {
494 case 'J':
495 case 'j':
496 printf("Setting Test_J mode");
497 mode = USB_TEST_MODE_J;
498 break;
499 case 'K':
500 case 'k':
501 printf("Setting Test_K mode");
502 mode = USB_TEST_MODE_K;
503 break;
504 case 'S':
505 case 's':
506 printf("Setting Test_SE0_NAK mode");
507 mode = USB_TEST_MODE_SE0_NAK;
508 break;
509 case 'P':
510 case 'p':
511 printf("Setting Test_Packet mode");
512 mode = USB_TEST_MODE_PACKET;
513 break;
514 case 'F':
515 case 'f':
516 printf("Setting Test_Force_Enable mode");
517 mode = USB_TEST_MODE_FORCE_ENABLE;
518 break;
519 default:
520 printf("Unrecognized test mode: %s\nAvailable modes: "
521 "J, K, S[E0_NAK], P[acket], F[orce_Enable]\n", arg);
522 return 1;
523 }
524
525 if (port)
526 printf(" on downstream facing port %d...\n", port);
527 else
528 printf(" on upstream facing port...\n");
529
530 if (usb_control_msg(dev, usb_sndctrlpipe(dev, 0), USB_REQ_SET_FEATURE,
531 port ? USB_RT_PORT : USB_RECIP_DEVICE,
532 port ? USB_PORT_FEAT_TEST : USB_FEAT_TEST,
533 (mode << 8) | port,
534 NULL, 0, USB_CNTL_TIMEOUT) == -1) {
535 printf("Error during SET_FEATURE.\n");
536 return 1;
537 } else {
538 printf("Test mode successfully set. Use 'usb start' "
539 "to return to normal operation.\n");
540 return 0;
541 }
542}
543
e887afc9 544
e887afc9
WD
545/******************************************************************************
546 * usb boot command intepreter. Derived from diskboot
547 */
548#ifdef CONFIG_USB_STORAGE
088f1b19 549static int do_usbboot(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
e887afc9 550{
7405a133 551 return common_diskboot(cmdtp, "usb", argc, argv);
e887afc9
WD
552}
553#endif /* CONFIG_USB_STORAGE */
554
8a8a2257 555static int do_usb_stop_keyboard(int force)
6e78c74f 556{
9a80e714 557#if !defined CONFIG_DM_USB && defined CONFIG_USB_KEYBOARD
8a8a2257 558 if (usb_kbd_deregister(force) != 0) {
6e78c74f
HG
559 printf("USB not stopped: usbkbd still using USB\n");
560 return 1;
561 }
562#endif
563 return 0;
564}
e887afc9 565
b5072264
HG
566static void do_usb_start(void)
567{
568 bootstage_mark_name(BOOTSTAGE_ID_USB_START, "usb_start");
569
570 if (usb_init() < 0)
571 return;
572
6a1b206d
SG
573 /* Driver model will probe the devices as they are found */
574#ifndef CONFIG_DM_USB
34ab37ee 575# ifdef CONFIG_USB_STORAGE
b5072264
HG
576 /* try to recognize storage devices immediately */
577 usb_stor_curr_dev = usb_stor_scan(1);
34ab37ee
SG
578# endif
579# ifdef CONFIG_USB_KEYBOARD
580 drv_usb_kbd_init();
581# endif
582#endif /* !CONFIG_DM_USB */
b5072264 583#ifdef CONFIG_USB_HOST_ETHER
69559093 584# ifdef CONFIG_DM_ETH
389f1856
MZ
585# ifndef CONFIG_DM_USB
586# error "You must use CONFIG_DM_USB if you want to use CONFIG_USB_HOST_ETHER with CONFIG_DM_ETH"
587# endif
588# else
b5072264
HG
589 /* try to recognize ethernet devices immediately */
590 usb_ether_curr_dev = usb_host_eth_scan(1);
389f1856 591# endif
69559093 592#endif
b5072264
HG
593}
594
6a1b206d 595#ifdef CONFIG_DM_USB
e6e188f5 596static void usb_show_info(struct usb_device *udev)
6a1b206d
SG
597{
598 struct udevice *child;
6a1b206d 599
6a1b206d
SG
600 usb_display_desc(udev);
601 usb_display_config(udev);
e6e188f5 602 for (device_find_first_child(udev->dev, &child);
6a1b206d
SG
603 child;
604 device_find_next_child(&child)) {
e6e188f5
HG
605 if (device_active(child)) {
606 udev = dev_get_parent_priv(child);
607 usb_show_info(udev);
6a1b206d
SG
608 }
609 }
6a1b206d
SG
610}
611#endif
612
de39f8c1 613/******************************************************************************
e887afc9
WD
614 * usb command intepreter
615 */
088f1b19 616static int do_usb(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
e887afc9 617{
cad4291c 618 struct usb_device *udev = NULL;
e887afc9 619 int i;
e51aae38 620 extern char usb_started;
1968e615 621#ifdef CONFIG_USB_STORAGE
4101f687 622 struct blk_desc *stor_dev;
1968e615 623#endif
e887afc9 624
47e26b1b 625 if (argc < 2)
4c12eeb8 626 return CMD_RET_USAGE;
65d34254 627
b5072264
HG
628 if (strncmp(argv[1], "start", 5) == 0) {
629 if (usb_started)
630 return 0; /* Already started */
631 printf("starting USB...\n");
632 do_usb_start();
633 return 0;
634 }
635
636 if (strncmp(argv[1], "reset", 5) == 0) {
637 printf("resetting USB...\n");
8a8a2257 638 if (do_usb_stop_keyboard(1) != 0)
6e78c74f 639 return 1;
e887afc9 640 usb_stop();
b5072264 641 do_usb_start();
e887afc9
WD
642 return 0;
643 }
de39f8c1 644 if (strncmp(argv[1], "stop", 4) == 0) {
6e78c74f 645 if (argc != 2)
de39f8c1 646 console_assign(stdin, "serial");
8a8a2257 647 if (do_usb_stop_keyboard(0) != 0)
6e78c74f 648 return 1;
e887afc9
WD
649 printf("stopping USB..\n");
650 usb_stop();
651 return 0;
652 }
e51aae38
BS
653 if (!usb_started) {
654 printf("USB is stopped. Please issue 'usb start' first.\n");
655 return 1;
656 }
de39f8c1 657 if (strncmp(argv[1], "tree", 4) == 0) {
93c2582f 658 puts("USB device tree:\n");
45bfa47e 659 usb_show_tree();
e887afc9
WD
660 return 0;
661 }
de39f8c1 662 if (strncmp(argv[1], "inf", 3) == 0) {
de39f8c1 663 if (argc == 2) {
6a1b206d 664#ifdef CONFIG_DM_USB
e6e188f5 665 usb_for_each_root_dev(usb_show_info);
6a1b206d
SG
666#else
667 int d;
de39f8c1 668 for (d = 0; d < USB_MAX_DEVICE; d++) {
cad4291c
SG
669 udev = usb_get_dev_index(d);
670 if (udev == NULL)
e887afc9 671 break;
cad4291c
SG
672 usb_display_desc(udev);
673 usb_display_config(udev);
e887afc9 674 }
6a1b206d 675#endif
e887afc9 676 return 0;
de39f8c1 677 } else {
6a1b206d
SG
678 /*
679 * With driver model this isn't right since we can
680 * have multiple controllers and the device numbering
681 * starts at 1 on each bus.
682 */
7d9aa8fd 683 i = simple_strtoul(argv[2], NULL, 10);
de39f8c1 684 printf("config for device %d\n", i);
cad4291c
SG
685 udev = usb_find_device(i);
686 if (udev == NULL) {
6052cbab 687 printf("*** No device available ***\n");
e887afc9 688 return 0;
de39f8c1 689 } else {
cad4291c
SG
690 usb_display_desc(udev);
691 usb_display_config(udev);
e887afc9
WD
692 }
693 }
694 return 0;
695 }
7d9aa8fd
JW
696 if (strncmp(argv[1], "test", 4) == 0) {
697 if (argc < 5)
698 return CMD_RET_USAGE;
699 i = simple_strtoul(argv[2], NULL, 10);
cad4291c
SG
700 udev = usb_find_device(i);
701 if (udev == NULL) {
7d9aa8fd
JW
702 printf("Device %d does not exist.\n", i);
703 return 1;
704 }
705 i = simple_strtoul(argv[3], NULL, 10);
cad4291c 706 return usb_test(udev, i, argv[4]);
7d9aa8fd 707 }
e887afc9 708#ifdef CONFIG_USB_STORAGE
de39f8c1 709 if (strncmp(argv[1], "stor", 4) == 0)
f6b44e0e 710 return usb_stor_info();
9c998aa8 711
de39f8c1 712 if (strncmp(argv[1], "part", 4) == 0) {
d4b5f3fa 713 int devno, ok = 0;
de39f8c1 714 if (argc == 2) {
aaad108b 715 for (devno = 0; ; ++devno) {
57ebf67b
SG
716 stor_dev = blk_get_devnum_by_type(IF_TYPE_USB,
717 devno);
aaad108b
KH
718 if (stor_dev == NULL)
719 break;
de39f8c1 720 if (stor_dev->type != DEV_TYPE_UNKNOWN) {
d4b5f3fa
CE
721 ok++;
722 if (devno)
723 printf("\n");
060f2853 724 debug("print_part of %x\n", devno);
3e8bd469 725 part_print(stor_dev);
d4b5f3fa
CE
726 }
727 }
de39f8c1
MT
728 } else {
729 devno = simple_strtoul(argv[2], NULL, 16);
57ebf67b 730 stor_dev = blk_get_devnum_by_type(IF_TYPE_USB, devno);
aaad108b
KH
731 if (stor_dev != NULL &&
732 stor_dev->type != DEV_TYPE_UNKNOWN) {
e887afc9 733 ok++;
060f2853 734 debug("print_part of %x\n", devno);
3e8bd469 735 part_print(stor_dev);
e887afc9
WD
736 }
737 }
738 if (!ok) {
739 printf("\nno USB devices available\n");
740 return 1;
741 }
742 return 0;
743 }
de39f8c1
MT
744 if (strcmp(argv[1], "read") == 0) {
745 if (usb_stor_curr_dev < 0) {
e887afc9
WD
746 printf("no current device selected\n");
747 return 1;
748 }
de39f8c1 749 if (argc == 5) {
e887afc9
WD
750 unsigned long addr = simple_strtoul(argv[2], NULL, 16);
751 unsigned long blk = simple_strtoul(argv[3], NULL, 16);
752 unsigned long cnt = simple_strtoul(argv[4], NULL, 16);
753 unsigned long n;
de39f8c1
MT
754 printf("\nUSB read: device %d block # %ld, count %ld"
755 " ... ", usb_stor_curr_dev, blk, cnt);
57ebf67b
SG
756 stor_dev = blk_get_devnum_by_type(IF_TYPE_USB,
757 usb_stor_curr_dev);
2a981dc2 758 n = blk_dread(stor_dev, blk, cnt, (ulong *)addr);
de39f8c1
MT
759 printf("%ld blocks read: %s\n", n,
760 (n == cnt) ? "OK" : "ERROR");
761 if (n == cnt)
e887afc9
WD
762 return 0;
763 return 1;
764 }
765 }
127e1084
MJ
766 if (strcmp(argv[1], "write") == 0) {
767 if (usb_stor_curr_dev < 0) {
768 printf("no current device selected\n");
769 return 1;
770 }
771 if (argc == 5) {
772 unsigned long addr = simple_strtoul(argv[2], NULL, 16);
773 unsigned long blk = simple_strtoul(argv[3], NULL, 16);
774 unsigned long cnt = simple_strtoul(argv[4], NULL, 16);
775 unsigned long n;
776 printf("\nUSB write: device %d block # %ld, count %ld"
777 " ... ", usb_stor_curr_dev, blk, cnt);
57ebf67b
SG
778 stor_dev = blk_get_devnum_by_type(IF_TYPE_USB,
779 usb_stor_curr_dev);
2a981dc2 780 n = blk_dwrite(stor_dev, blk, cnt, (ulong *)addr);
127e1084
MJ
781 printf("%ld blocks write: %s\n", n,
782 (n == cnt) ? "OK" : "ERROR");
783 if (n == cnt)
784 return 0;
785 return 1;
786 }
787 }
9c998aa8
WD
788 if (strncmp(argv[1], "dev", 3) == 0) {
789 if (argc == 3) {
e887afc9 790 int dev = (int)simple_strtoul(argv[2], NULL, 10);
de39f8c1 791 printf("\nUSB device %d: ", dev);
57ebf67b 792 stor_dev = blk_get_devnum_by_type(IF_TYPE_USB, dev);
7839f5f8
PF
793 if ((stor_dev == NULL) ||
794 (stor_dev->if_type == IF_TYPE_UNKNOWN)) {
e887afc9
WD
795 printf("unknown device\n");
796 return 1;
797 }
de39f8c1 798 printf("\n Device %d: ", dev);
e887afc9 799 dev_print(stor_dev);
de39f8c1 800 if (stor_dev->type == DEV_TYPE_UNKNOWN)
e887afc9 801 return 1;
e887afc9
WD
802 usb_stor_curr_dev = dev;
803 printf("... is now current device\n");
804 return 0;
de39f8c1
MT
805 } else {
806 printf("\nUSB device %d: ", usb_stor_curr_dev);
57ebf67b
SG
807 stor_dev = blk_get_devnum_by_type(IF_TYPE_USB,
808 usb_stor_curr_dev);
e887afc9 809 dev_print(stor_dev);
de39f8c1 810 if (stor_dev->type == DEV_TYPE_UNKNOWN)
e887afc9 811 return 1;
e887afc9
WD
812 return 0;
813 }
814 return 0;
815 }
816#endif /* CONFIG_USB_STORAGE */
4c12eeb8 817 return CMD_RET_USAGE;
e887afc9
WD
818}
819
0d498393
WD
820U_BOOT_CMD(
821 usb, 5, 1, do_usb,
2fb2604d 822 "USB sub-system",
1af9f963
VPP
823 "start - start (scan) USB controller\n"
824 "usb reset - reset (rescan) USB controller\n"
b3813a22
VPP
825 "usb stop [f] - stop USB [f]=force stop\n"
826 "usb tree - show USB device tree\n"
5cf91d6b 827 "usb info [dev] - show available USB devices\n"
7d9aa8fd
JW
828 "usb test [dev] [port] [mode] - set USB 2.0 test mode\n"
829 " (specify port 0 to indicate the device's upstream port)\n"
830 " Available modes: J, K, S[E0_NAK], P[acket], F[orce_Enable]\n"
831#ifdef CONFIG_USB_STORAGE
b3813a22 832 "usb storage - show details of USB storage devices\n"
342717f7 833 "usb dev [dev] - show or set current USB storage device\n"
de39f8c1 834 "usb part [dev] - print partition table of one or all USB storage"
7d9aa8fd 835 " devices\n"
5cf91d6b 836 "usb read addr blk# cnt - read `cnt' blocks starting at block `blk#'\n"
842404ea 837 " to memory address `addr'\n"
127e1084
MJ
838 "usb write addr blk# cnt - write `cnt' blocks starting at block `blk#'\n"
839 " from memory address `addr'"
7d9aa8fd 840#endif /* CONFIG_USB_STORAGE */
8bde7f77
WD
841);
842
843
7d9aa8fd 844#ifdef CONFIG_USB_STORAGE
0d498393
WD
845U_BOOT_CMD(
846 usbboot, 3, 1, do_usbboot,
2fb2604d 847 "boot from USB device",
a89c33db 848 "loadAddr dev:part"
8bde7f77 849);
7d9aa8fd 850#endif /* CONFIG_USB_STORAGE */