cmd_usb.c 19.7 KB
Newer Older
wdenk's avatar
wdenk committed
1 2 3 4
/*
 * (C) Copyright 2001
 * Denis Peter, MPL AG Switzerland
 *
5 6 7
 * Adapted for U-Boot driver model
 * (C) Copyright 2015 Google, Inc
 *
wdenk's avatar
wdenk committed
8 9 10
 * Most of this source has been derived from the Linux USB
 * project.
 *
11
 * SPDX-License-Identifier:	GPL-2.0+
wdenk's avatar
wdenk committed
12 13 14 15
 */

#include <common.h>
#include <command.h>
16
#include <dm.h>
wdenk's avatar
wdenk committed
17
#include <asm/byteorder.h>
18
#include <asm/unaligned.h>
19
#include <part.h>
wdenk's avatar
wdenk committed
20 21
#include <usb.h>

wdenk's avatar
wdenk committed
22
#ifdef CONFIG_USB_STORAGE
23
static int usb_stor_curr_dev = -1; /* current device */
wdenk's avatar
wdenk committed
24
#endif
25
#if defined(CONFIG_USB_HOST_ETHER) && !defined(CONFIG_DM_ETH)
26
static int __maybe_unused usb_ether_curr_dev = -1; /* current ethernet device */
27
#endif
wdenk's avatar
wdenk committed
28

wdenk's avatar
wdenk committed
29
/* some display routines (info command) */
Kim Phillips's avatar
Kim Phillips committed
30
static char *usb_get_class_desc(unsigned char dclass)
wdenk's avatar
wdenk committed
31
{
32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52
	switch (dclass) {
	case USB_CLASS_PER_INTERFACE:
		return "See Interface";
	case USB_CLASS_AUDIO:
		return "Audio";
	case USB_CLASS_COMM:
		return "Communication";
	case USB_CLASS_HID:
		return "Human Interface";
	case USB_CLASS_PRINTER:
		return "Printer";
	case USB_CLASS_MASS_STORAGE:
		return "Mass Storage";
	case USB_CLASS_HUB:
		return "Hub";
	case USB_CLASS_DATA:
		return "CDC Data";
	case USB_CLASS_VENDOR_SPEC:
		return "Vendor specific";
	default:
		return "";
wdenk's avatar
wdenk committed
53 54 55
	}
}

Kim Phillips's avatar
Kim Phillips committed
56 57
static void usb_display_class_sub(unsigned char dclass, unsigned char subclass,
				  unsigned char proto)
wdenk's avatar
wdenk committed
58
{
59 60 61 62 63 64 65 66 67
	switch (dclass) {
	case USB_CLASS_PER_INTERFACE:
		printf("See Interface");
		break;
	case USB_CLASS_HID:
		printf("Human Interface, Subclass: ");
		switch (subclass) {
		case USB_SUB_HID_NONE:
			printf("None");
wdenk's avatar
wdenk committed
68
			break;
69 70 71 72 73 74 75 76 77 78 79 80 81 82 83
		case USB_SUB_HID_BOOT:
			printf("Boot ");
			switch (proto) {
			case USB_PROT_HID_NONE:
				printf("None");
				break;
			case USB_PROT_HID_KEYBOARD:
				printf("Keyboard");
				break;
			case USB_PROT_HID_MOUSE:
				printf("Mouse");
				break;
			default:
				printf("reserved");
				break;
wdenk's avatar
wdenk committed
84 85
			}
			break;
86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125
		default:
			printf("reserved");
			break;
		}
		break;
	case USB_CLASS_MASS_STORAGE:
		printf("Mass Storage, ");
		switch (subclass) {
		case US_SC_RBC:
			printf("RBC ");
			break;
		case US_SC_8020:
			printf("SFF-8020i (ATAPI)");
			break;
		case US_SC_QIC:
			printf("QIC-157 (Tape)");
			break;
		case US_SC_UFI:
			printf("UFI");
			break;
		case US_SC_8070:
			printf("SFF-8070");
			break;
		case US_SC_SCSI:
			printf("Transp. SCSI");
			break;
		default:
			printf("reserved");
			break;
		}
		printf(", ");
		switch (proto) {
		case US_PR_CB:
			printf("Command/Bulk");
			break;
		case US_PR_CBI:
			printf("Command/Bulk/Int");
			break;
		case US_PR_BULK:
			printf("Bulk only");
wdenk's avatar
wdenk committed
126 127
			break;
		default:
128 129 130 131 132 133 134
			printf("reserved");
			break;
		}
		break;
	default:
		printf("%s", usb_get_class_desc(dclass));
		break;
wdenk's avatar
wdenk committed
135 136 137
	}
}

Kim Phillips's avatar
Kim Phillips committed
138
static void usb_display_string(struct usb_device *dev, int index)
wdenk's avatar
wdenk committed
139
{
140 141
	ALLOC_CACHE_ALIGN_BUFFER(char, buffer, 256);

142 143 144
	if (index != 0) {
		if (usb_string(dev, index, &buffer[0], 256) > 0)
			printf("String: \"%s\"", buffer);
wdenk's avatar
wdenk committed
145 146 147
	}
}

Kim Phillips's avatar
Kim Phillips committed
148
static void usb_display_desc(struct usb_device *dev)
wdenk's avatar
wdenk committed
149
{
150 151
	if (dev->descriptor.bDescriptorType == USB_DT_DEVICE) {
		printf("%d: %s,  USB Revision %x.%x\n", dev->devnum,
152
		usb_get_class_desc(dev->config.if_desc[0].desc.bInterfaceClass),
153 154 155 156 157 158 159
				   (dev->descriptor.bcdUSB>>8) & 0xff,
				   dev->descriptor.bcdUSB & 0xff);

		if (strlen(dev->mf) || strlen(dev->prod) ||
		    strlen(dev->serial))
			printf(" - %s %s %s\n", dev->mf, dev->prod,
				dev->serial);
wdenk's avatar
wdenk committed
160 161
		if (dev->descriptor.bDeviceClass) {
			printf(" - Class: ");
162 163 164
			usb_display_class_sub(dev->descriptor.bDeviceClass,
					      dev->descriptor.bDeviceSubClass,
					      dev->descriptor.bDeviceProtocol);
wdenk's avatar
wdenk committed
165
			printf("\n");
166 167 168
		} else {
			printf(" - Class: (from Interface) %s\n",
			       usb_get_class_desc(
169
				dev->config.if_desc[0].desc.bInterfaceClass));
wdenk's avatar
wdenk committed
170
		}
171 172 173 174 175 176 177
		printf(" - PacketSize: %d  Configurations: %d\n",
			dev->descriptor.bMaxPacketSize0,
			dev->descriptor.bNumConfigurations);
		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);
wdenk's avatar
wdenk committed
178 179 180 181
	}

}

182
static void usb_display_conf_desc(struct usb_config_descriptor *config,
Kim Phillips's avatar
Kim Phillips committed
183
				  struct usb_device *dev)
wdenk's avatar
wdenk committed
184
{
185 186 187 188
	printf("   Configuration: %d\n", config->bConfigurationValue);
	printf("   - Interfaces: %d %s%s%dmA\n", config->bNumInterfaces,
	       (config->bmAttributes & 0x40) ? "Self Powered " : "Bus Powered ",
	       (config->bmAttributes & 0x20) ? "Remote Wakeup " : "",
189
		config->bMaxPower*2);
wdenk's avatar
wdenk committed
190 191
	if (config->iConfiguration) {
		printf("   - ");
192
		usb_display_string(dev, config->iConfiguration);
wdenk's avatar
wdenk committed
193 194 195 196
		printf("\n");
	}
}

Kim Phillips's avatar
Kim Phillips committed
197 198
static void usb_display_if_desc(struct usb_interface_descriptor *ifdesc,
				struct usb_device *dev)
wdenk's avatar
wdenk committed
199
{
200 201 202
	printf("     Interface: %d\n", ifdesc->bInterfaceNumber);
	printf("     - Alternate Setting %d, Endpoints: %d\n",
		ifdesc->bAlternateSetting, ifdesc->bNumEndpoints);
wdenk's avatar
wdenk committed
203
	printf("     - Class ");
204 205
	usb_display_class_sub(ifdesc->bInterfaceClass,
		ifdesc->bInterfaceSubClass, ifdesc->bInterfaceProtocol);
wdenk's avatar
wdenk committed
206 207 208
	printf("\n");
	if (ifdesc->iInterface) {
		printf("     - ");
209
		usb_display_string(dev, ifdesc->iInterface);
wdenk's avatar
wdenk committed
210 211 212 213
		printf("\n");
	}
}

Kim Phillips's avatar
Kim Phillips committed
214
static void usb_display_ep_desc(struct usb_endpoint_descriptor *epdesc)
wdenk's avatar
wdenk committed
215
{
216 217 218 219 220 221 222 223 224 225 226 227 228 229 230
	printf("     - Endpoint %d %s ", epdesc->bEndpointAddress & 0xf,
		(epdesc->bEndpointAddress & 0x80) ? "In" : "Out");
	switch ((epdesc->bmAttributes & 0x03)) {
	case 0:
		printf("Control");
		break;
	case 1:
		printf("Isochronous");
		break;
	case 2:
		printf("Bulk");
		break;
	case 3:
		printf("Interrupt");
		break;
wdenk's avatar
wdenk committed
231
	}
232
	printf(" MaxPacket %d", get_unaligned(&epdesc->wMaxPacketSize));
233 234
	if ((epdesc->bmAttributes & 0x03) == 0x3)
		printf(" Interval %dms", epdesc->bInterval);
wdenk's avatar
wdenk committed
235 236 237 238
	printf("\n");
}

/* main routine to diasplay the configs, interfaces and endpoints */
Kim Phillips's avatar
Kim Phillips committed
239
static void usb_display_config(struct usb_device *dev)
wdenk's avatar
wdenk committed
240
{
241 242
	struct usb_config *config;
	struct usb_interface *ifdesc;
wdenk's avatar
wdenk committed
243
	struct usb_endpoint_descriptor *epdesc;
244 245 246
	int i, ii;

	config = &dev->config;
247
	usb_display_conf_desc(&config->desc, dev);
248 249
	for (i = 0; i < config->no_of_if; i++) {
		ifdesc = &config->if_desc[i];
250
		usb_display_if_desc(&ifdesc->desc, dev);
251 252
		for (ii = 0; ii < ifdesc->no_of_ep; ii++) {
			epdesc = &ifdesc->ep_desc[ii];
wdenk's avatar
wdenk committed
253 254 255 256 257 258
			usb_display_ep_desc(epdesc);
		}
	}
	printf("\n");
}

259 260 261 262 263
/*
 * With driver model this isn't right since we can have multiple controllers
 * and the device numbering starts at 1 on each bus.
 * TODO(sjg@chromium.org): Add a way to specify the controller/bus.
 */
264 265
static struct usb_device *usb_find_device(int devnum)
{
266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298
#ifdef CONFIG_DM_USB
	struct usb_device *udev;
	struct udevice *hub;
	struct uclass *uc;
	int ret;

	/* Device addresses start at 1 */
	devnum++;
	ret = uclass_get(UCLASS_USB_HUB, &uc);
	if (ret)
		return NULL;

	uclass_foreach_dev(hub, uc) {
		struct udevice *dev;

		if (!device_active(hub))
			continue;
		udev = dev_get_parentdata(hub);
		if (udev->devnum == devnum)
			return udev;

		for (device_find_first_child(hub, &dev);
		     dev;
		     device_find_next_child(&dev)) {
			if (!device_active(hub))
				continue;

			udev = dev_get_parentdata(dev);
			if (udev->devnum == devnum)
				return udev;
		}
	}
#else
299
	struct usb_device *udev;
300 301 302
	int d;

	for (d = 0; d < USB_MAX_DEVICE; d++) {
303 304
		udev = usb_get_dev_index(d);
		if (udev == NULL)
305
			return NULL;
306 307
		if (udev->devnum == devnum)
			return udev;
308
	}
309
#endif
310 311 312 313

	return NULL;
}

314 315
static inline char *portspeed(int speed)
{
316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333
	char *speed_str;

	switch (speed) {
	case USB_SPEED_SUPER:
		speed_str = "5 Gb/s";
		break;
	case USB_SPEED_HIGH:
		speed_str = "480 Mb/s";
		break;
	case USB_SPEED_LOW:
		speed_str = "1.5 Mb/s";
		break;
	default:
		speed_str = "12 Mb/s";
		break;
	}

	return speed_str;
334 335
}

wdenk's avatar
wdenk committed
336
/* shows the device tree recursively */
Kim Phillips's avatar
Kim Phillips committed
337
static void usb_show_tree_graph(struct usb_device *dev, char *pre)
wdenk's avatar
wdenk committed
338
{
339
	int index;
340
	int has_child, last_child;
wdenk's avatar
wdenk committed
341

342 343
	index = strlen(pre);
	printf(" %s", pre);
344 345 346
#ifdef CONFIG_DM_USB
	has_child = device_has_active_children(dev->dev);
#else
wdenk's avatar
wdenk committed
347
	/* check if the device has connected children */
348 349
	int i;

350 351 352 353
	has_child = 0;
	for (i = 0; i < dev->maxchild; i++) {
		if (dev->children[i] != NULL)
			has_child = 1;
wdenk's avatar
wdenk committed
354
	}
355
#endif
wdenk's avatar
wdenk committed
356
	/* check if we are the last one */
357
#ifdef CONFIG_DM_USB
Hans de Goede's avatar
Hans de Goede committed
358 359 360
	/* Not the root of the usb tree? */
	if (device_get_uclass_id(dev->dev->parent) != UCLASS_USB) {
		last_child = device_is_last_sibling(dev->dev);
361
#else
Hans de Goede's avatar
Hans de Goede committed
362 363
	if (dev->parent != NULL) { /* not root? */
		last_child = 1;
364
		for (i = 0; i < dev->parent->maxchild; i++) {
wdenk's avatar
wdenk committed
365
			/* search for children */
366 367 368 369 370 371
			if (dev->parent->children[i] == dev) {
				/* found our pointer, see if we have a
				 * little sister
				 */
				while (i++ < dev->parent->maxchild) {
					if (dev->parent->children[i] != NULL) {
wdenk's avatar
wdenk committed
372
						/* found a sister */
373
						last_child = 0;
wdenk's avatar
wdenk committed
374 375 376 377 378
						break;
					} /* if */
				} /* while */
			} /* device found */
		} /* for all children of the parent */
379
#endif
wdenk's avatar
wdenk committed
380 381
		printf("\b+-");
		/* correct last child */
382
		if (last_child && index)
383
			pre[index-1] = ' ';
wdenk's avatar
wdenk committed
384 385 386
	} /* if not root hub */
	else
		printf(" ");
387 388 389 390 391
	printf("%d ", dev->devnum);
	pre[index++] = ' ';
	pre[index++] = has_child ? '|' : ' ';
	pre[index] = 0;
	printf(" %s (%s, %dmA)\n", usb_get_class_desc(
392
					dev->config.if_desc[0].desc.bInterfaceClass),
393
					portspeed(dev->speed),
394
					dev->config.desc.bMaxPower * 2);
395 396 397
	if (strlen(dev->mf) || strlen(dev->prod) || strlen(dev->serial))
		printf(" %s  %s %s %s\n", pre, dev->mf, dev->prod, dev->serial);
	printf(" %s\n", pre);
398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417
#ifdef CONFIG_DM_USB
	struct udevice *child;

	for (device_find_first_child(dev->dev, &child);
	     child;
	     device_find_next_child(&child)) {
		struct usb_device *udev;

		if (!device_active(child))
			continue;

		udev = dev_get_parentdata(child);

		/* Ignore emulators, we only want real devices */
		if (device_get_uclass_id(child) != UCLASS_USB_EMUL) {
			usb_show_tree_graph(udev, pre);
			pre[index] = 0;
		}
	}
#else
418 419 420 421 422
	if (dev->maxchild > 0) {
		for (i = 0; i < dev->maxchild; i++) {
			if (dev->children[i] != NULL) {
				usb_show_tree_graph(dev->children[i], pre);
				pre[index] = 0;
wdenk's avatar
wdenk committed
423 424 425
			}
		}
	}
426
#endif
wdenk's avatar
wdenk committed
427 428 429
}

/* main routine for the tree command */
Kim Phillips's avatar
Kim Phillips committed
430
static void usb_show_tree(struct usb_device *dev)
wdenk's avatar
wdenk committed
431 432 433
{
	char preamble[32];

434
	memset(preamble, '\0', sizeof(preamble));
435
	usb_show_tree_graph(dev, &preamble[0]);
wdenk's avatar
wdenk committed
436 437
}

438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497
static int usb_test(struct usb_device *dev, int port, char* arg)
{
	int mode;

	if (port > dev->maxchild) {
		printf("Device is no hub or does not have %d ports.\n", port);
		return 1;
	}

	switch (arg[0]) {
	case 'J':
	case 'j':
		printf("Setting Test_J mode");
		mode = USB_TEST_MODE_J;
		break;
	case 'K':
	case 'k':
		printf("Setting Test_K mode");
		mode = USB_TEST_MODE_K;
		break;
	case 'S':
	case 's':
		printf("Setting Test_SE0_NAK mode");
		mode = USB_TEST_MODE_SE0_NAK;
		break;
	case 'P':
	case 'p':
		printf("Setting Test_Packet mode");
		mode = USB_TEST_MODE_PACKET;
		break;
	case 'F':
	case 'f':
		printf("Setting Test_Force_Enable mode");
		mode = USB_TEST_MODE_FORCE_ENABLE;
		break;
	default:
		printf("Unrecognized test mode: %s\nAvailable modes: "
		       "J, K, S[E0_NAK], P[acket], F[orce_Enable]\n", arg);
		return 1;
	}

	if (port)
		printf(" on downstream facing port %d...\n", port);
	else
		printf(" on upstream facing port...\n");

	if (usb_control_msg(dev, usb_sndctrlpipe(dev, 0), USB_REQ_SET_FEATURE,
			    port ? USB_RT_PORT : USB_RECIP_DEVICE,
			    port ? USB_PORT_FEAT_TEST : USB_FEAT_TEST,
			    (mode << 8) | port,
			    NULL, 0, USB_CNTL_TIMEOUT) == -1) {
		printf("Error during SET_FEATURE.\n");
		return 1;
	} else {
		printf("Test mode successfully set. Use 'usb start' "
		       "to return to normal operation.\n");
		return 0;
	}
}

wdenk's avatar
wdenk committed
498 499 500 501 502

/******************************************************************************
 * usb boot command intepreter. Derived from diskboot
 */
#ifdef CONFIG_USB_STORAGE
Kim Phillips's avatar
Kim Phillips committed
503
static int do_usbboot(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
wdenk's avatar
wdenk committed
504
{
505
	return common_diskboot(cmdtp, "usb", argc, argv);
wdenk's avatar
wdenk committed
506 507 508
}
#endif /* CONFIG_USB_STORAGE */

509
static int do_usb_stop_keyboard(int force)
510 511
{
#ifdef CONFIG_USB_KEYBOARD
512
	if (usb_kbd_deregister(force) != 0) {
513 514 515 516 517 518
		printf("USB not stopped: usbkbd still using USB\n");
		return 1;
	}
#endif
	return 0;
}
wdenk's avatar
wdenk committed
519

520 521 522 523 524 525 526
static void do_usb_start(void)
{
	bootstage_mark_name(BOOTSTAGE_ID_USB_START, "usb_start");

	if (usb_init() < 0)
		return;

527 528
	/* Driver model will probe the devices as they are found */
#ifndef CONFIG_DM_USB
529 530 531 532 533
#ifdef CONFIG_USB_STORAGE
	/* try to recognize storage devices immediately */
	usb_stor_curr_dev = usb_stor_scan(1);
#endif
#ifdef CONFIG_USB_HOST_ETHER
534 535 536
# ifdef CONFIG_DM_ETH
#  error "You must use CONFIG_DM_USB if you want to use CONFIG_USB_HOST_ETHER with CONFIG_DM_ETH"
# endif
537 538 539
	/* try to recognize ethernet devices immediately */
	usb_ether_curr_dev = usb_host_eth_scan(1);
#endif
540
#endif
541 542 543 544 545
#ifdef CONFIG_USB_KEYBOARD
	drv_usb_kbd_init();
#endif
}

546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582
#ifdef CONFIG_DM_USB
static void show_info(struct udevice *dev)
{
	struct udevice *child;
	struct usb_device *udev;

	udev = dev_get_parentdata(dev);
	usb_display_desc(udev);
	usb_display_config(udev);
	for (device_find_first_child(dev, &child);
	     child;
	     device_find_next_child(&child)) {
		if (device_active(child))
			show_info(child);
	}
}

static int usb_device_info(void)
{
	struct udevice *bus;

	for (uclass_first_device(UCLASS_USB, &bus);
	     bus;
	     uclass_next_device(&bus)) {
		struct udevice *hub;

		device_find_first_child(bus, &hub);
		if (device_get_uclass_id(hub) == UCLASS_USB_HUB &&
		    device_active(hub)) {
			show_info(hub);
		}
	}

	return 0;
}
#endif

583
/******************************************************************************
wdenk's avatar
wdenk committed
584 585
 * usb command intepreter
 */
Kim Phillips's avatar
Kim Phillips committed
586
static int do_usb(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
wdenk's avatar
wdenk committed
587
{
588
	struct usb_device *udev = NULL;
wdenk's avatar
wdenk committed
589
	int i;
590
	extern char usb_started;
wdenk's avatar
wdenk committed
591
#ifdef CONFIG_USB_STORAGE
wdenk's avatar
wdenk committed
592
	block_dev_desc_t *stor_dev;
wdenk's avatar
wdenk committed
593
#endif
wdenk's avatar
wdenk committed
594

595
	if (argc < 2)
596
		return CMD_RET_USAGE;
597

598 599 600 601 602 603 604 605 606 607
	if (strncmp(argv[1], "start", 5) == 0) {
		if (usb_started)
			return 0; /* Already started */
		printf("starting USB...\n");
		do_usb_start();
		return 0;
	}

	if (strncmp(argv[1], "reset", 5) == 0) {
		printf("resetting USB...\n");
608
		if (do_usb_stop_keyboard(1) != 0)
609
			return 1;
wdenk's avatar
wdenk committed
610
		usb_stop();
611
		do_usb_start();
wdenk's avatar
wdenk committed
612 613
		return 0;
	}
614
	if (strncmp(argv[1], "stop", 4) == 0) {
615
		if (argc != 2)
616
			console_assign(stdin, "serial");
617
		if (do_usb_stop_keyboard(0) != 0)
618
			return 1;
wdenk's avatar
wdenk committed
619 620 621 622
		printf("stopping USB..\n");
		usb_stop();
		return 0;
	}
623 624 625 626
	if (!usb_started) {
		printf("USB is stopped. Please issue 'usb start' first.\n");
		return 1;
	}
627
	if (strncmp(argv[1], "tree", 4) == 0) {
628
		puts("USB device tree:\n");
629 630 631 632 633 634 635
#ifdef CONFIG_DM_USB
		struct udevice *bus;

		for (uclass_first_device(UCLASS_USB, &bus);
		     bus;
		     uclass_next_device(&bus)) {
			struct usb_device *udev;
636
			struct udevice *dev;
637

638 639 640
			device_find_first_child(bus, &dev);
			if (dev && device_active(dev)) {
				udev = dev_get_parentdata(dev);
641 642 643 644
				usb_show_tree(udev);
			}
		}
#else
645
		for (i = 0; i < USB_MAX_DEVICE; i++) {
646 647
			udev = usb_get_dev_index(i);
			if (udev == NULL)
648
				break;
649 650
			if (udev->parent == NULL)
				usb_show_tree(udev);
651
		}
652
#endif
wdenk's avatar
wdenk committed
653 654
		return 0;
	}
655 656
	if (strncmp(argv[1], "inf", 3) == 0) {
		if (argc == 2) {
657 658 659 660
#ifdef CONFIG_DM_USB
			usb_device_info();
#else
			int d;
661
			for (d = 0; d < USB_MAX_DEVICE; d++) {
662 663
				udev = usb_get_dev_index(d);
				if (udev == NULL)
wdenk's avatar
wdenk committed
664
					break;
665 666
				usb_display_desc(udev);
				usb_display_config(udev);
wdenk's avatar
wdenk committed
667
			}
668
#endif
wdenk's avatar
wdenk committed
669
			return 0;
670
		} else {
671 672 673 674 675
			/*
			 * With driver model this isn't right since we can
			 * have multiple controllers and the device numbering
			 * starts at 1 on each bus.
			 */
676
			i = simple_strtoul(argv[2], NULL, 10);
677
			printf("config for device %d\n", i);
678 679
			udev = usb_find_device(i);
			if (udev == NULL) {
680
				printf("*** No device available ***\n");
wdenk's avatar
wdenk committed
681
				return 0;
682
			} else {
683 684
				usb_display_desc(udev);
				usb_display_config(udev);
wdenk's avatar
wdenk committed
685 686 687 688
			}
		}
		return 0;
	}
689 690 691 692
	if (strncmp(argv[1], "test", 4) == 0) {
		if (argc < 5)
			return CMD_RET_USAGE;
		i = simple_strtoul(argv[2], NULL, 10);
693 694
		udev = usb_find_device(i);
		if (udev == NULL) {
695 696 697 698
			printf("Device %d does not exist.\n", i);
			return 1;
		}
		i = simple_strtoul(argv[3], NULL, 10);
699
		return usb_test(udev, i, argv[4]);
700
	}
wdenk's avatar
wdenk committed
701
#ifdef CONFIG_USB_STORAGE
702
	if (strncmp(argv[1], "stor", 4) == 0)
703
		return usb_stor_info();
704

705
	if (strncmp(argv[1], "part", 4) == 0) {
Christian Eggers's avatar
Christian Eggers committed
706
		int devno, ok = 0;
707
		if (argc == 2) {
Kim B. Heino's avatar
Kim B. Heino committed
708
			for (devno = 0; ; ++devno) {
709
				stor_dev = usb_stor_get_dev(devno);
Kim B. Heino's avatar
Kim B. Heino committed
710 711
				if (stor_dev == NULL)
					break;
712
				if (stor_dev->type != DEV_TYPE_UNKNOWN) {
Christian Eggers's avatar
Christian Eggers committed
713 714 715
					ok++;
					if (devno)
						printf("\n");
716
					debug("print_part of %x\n", devno);
Christian Eggers's avatar
Christian Eggers committed
717 718 719
					print_part(stor_dev);
				}
			}
720 721 722
		} else {
			devno = simple_strtoul(argv[2], NULL, 16);
			stor_dev = usb_stor_get_dev(devno);
Kim B. Heino's avatar
Kim B. Heino committed
723 724
			if (stor_dev != NULL &&
			    stor_dev->type != DEV_TYPE_UNKNOWN) {
wdenk's avatar
wdenk committed
725
				ok++;
726
				debug("print_part of %x\n", devno);
wdenk's avatar
wdenk committed
727 728 729 730 731 732 733 734 735
				print_part(stor_dev);
			}
		}
		if (!ok) {
			printf("\nno USB devices available\n");
			return 1;
		}
		return 0;
	}
736 737
	if (strcmp(argv[1], "read") == 0) {
		if (usb_stor_curr_dev < 0) {
wdenk's avatar
wdenk committed
738 739 740
			printf("no current device selected\n");
			return 1;
		}
741
		if (argc == 5) {
wdenk's avatar
wdenk committed
742 743 744 745
			unsigned long addr = simple_strtoul(argv[2], NULL, 16);
			unsigned long blk  = simple_strtoul(argv[3], NULL, 16);
			unsigned long cnt  = simple_strtoul(argv[4], NULL, 16);
			unsigned long n;
746 747 748 749 750 751 752 753
			printf("\nUSB read: device %d block # %ld, count %ld"
				" ... ", usb_stor_curr_dev, blk, cnt);
			stor_dev = usb_stor_get_dev(usb_stor_curr_dev);
			n = stor_dev->block_read(usb_stor_curr_dev, blk, cnt,
						 (ulong *)addr);
			printf("%ld blocks read: %s\n", n,
				(n == cnt) ? "OK" : "ERROR");
			if (n == cnt)
wdenk's avatar
wdenk committed
754 755 756 757
				return 0;
			return 1;
		}
	}
758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779
	if (strcmp(argv[1], "write") == 0) {
		if (usb_stor_curr_dev < 0) {
			printf("no current device selected\n");
			return 1;
		}
		if (argc == 5) {
			unsigned long addr = simple_strtoul(argv[2], NULL, 16);
			unsigned long blk  = simple_strtoul(argv[3], NULL, 16);
			unsigned long cnt  = simple_strtoul(argv[4], NULL, 16);
			unsigned long n;
			printf("\nUSB write: device %d block # %ld, count %ld"
				" ... ", usb_stor_curr_dev, blk, cnt);
			stor_dev = usb_stor_get_dev(usb_stor_curr_dev);
			n = stor_dev->block_write(usb_stor_curr_dev, blk, cnt,
						(ulong *)addr);
			printf("%ld blocks write: %s\n", n,
				(n == cnt) ? "OK" : "ERROR");
			if (n == cnt)
				return 0;
			return 1;
		}
	}
780 781
	if (strncmp(argv[1], "dev", 3) == 0) {
		if (argc == 3) {
wdenk's avatar
wdenk committed
782
			int dev = (int)simple_strtoul(argv[2], NULL, 10);
783
			printf("\nUSB device %d: ", dev);
Kim B. Heino's avatar
Kim B. Heino committed
784 785
			stor_dev = usb_stor_get_dev(dev);
			if (stor_dev == NULL) {
wdenk's avatar
wdenk committed
786 787 788
				printf("unknown device\n");
				return 1;
			}
789
			printf("\n    Device %d: ", dev);
wdenk's avatar
wdenk committed
790
			dev_print(stor_dev);
791
			if (stor_dev->type == DEV_TYPE_UNKNOWN)
wdenk's avatar
wdenk committed
792 793 794 795
				return 1;
			usb_stor_curr_dev = dev;
			printf("... is now current device\n");
			return 0;
796 797 798
		} else {
			printf("\nUSB device %d: ", usb_stor_curr_dev);
			stor_dev = usb_stor_get_dev(usb_stor_curr_dev);
wdenk's avatar
wdenk committed
799
			dev_print(stor_dev);
800
			if (stor_dev->type == DEV_TYPE_UNKNOWN)
wdenk's avatar
wdenk committed
801 802 803 804 805 806
				return 1;
			return 0;
		}
		return 0;
	}
#endif /* CONFIG_USB_STORAGE */
807
	return CMD_RET_USAGE;
wdenk's avatar
wdenk committed
808 809
}

810 811
U_BOOT_CMD(
	usb,	5,	1,	do_usb,
Peter Tyser's avatar
Peter Tyser committed
812
	"USB sub-system",
813 814
	"start - start (scan) USB controller\n"
	"usb reset - reset (rescan) USB controller\n"
815 816
	"usb stop [f] - stop USB [f]=force stop\n"
	"usb tree - show USB device tree\n"
817
	"usb info [dev] - show available USB devices\n"
818 819 820 821
	"usb test [dev] [port] [mode] - set USB 2.0 test mode\n"
	"    (specify port 0 to indicate the device's upstream port)\n"
	"    Available modes: J, K, S[E0_NAK], P[acket], F[orce_Enable]\n"
#ifdef CONFIG_USB_STORAGE
822
	"usb storage - show details of USB storage devices\n"
823
	"usb dev [dev] - show or set current USB storage device\n"
824
	"usb part [dev] - print partition table of one or all USB storage"
825
	"    devices\n"
826
	"usb read addr blk# cnt - read `cnt' blocks starting at block `blk#'\n"
827
	"    to memory address `addr'\n"
828 829
	"usb write addr blk# cnt - write `cnt' blocks starting at block `blk#'\n"
	"    from memory address `addr'"
830
#endif /* CONFIG_USB_STORAGE */
wdenk's avatar
wdenk committed
831 832 833
);


834
#ifdef CONFIG_USB_STORAGE
835 836
U_BOOT_CMD(
	usbboot,	3,	1,	do_usbboot,
Peter Tyser's avatar
Peter Tyser committed
837
	"boot from USB device",
Wolfgang Denk's avatar
Wolfgang Denk committed
838
	"loadAddr dev:part"
wdenk's avatar
wdenk committed
839
);
840
#endif /* CONFIG_USB_STORAGE */