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			670 lines
		
	
	
		
			17 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			670 lines
		
	
	
		
			17 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 * (C) Copyright 2001
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 * Denis Peter, MPL AG Switzerland
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 *
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 * Most of this source has been derived from the Linux USB
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 * project.
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 *
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 * See file CREDITS for list of people who contributed to this
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 * project.
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 *
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 * This program is free software; you can redistribute it and/or
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 * modify it under the terms of the GNU General Public License as
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 * published by the Free Software Foundation; either version 2 of
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 * the License, or (at your option) any later version.
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 *
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 * This program is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 * GNU General Public License for more details.
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 *
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 * You should have received a copy of the GNU General Public License
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 * along with this program; if not, write to the Free Software
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 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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 * MA 02111-1307 USA
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 *
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 */
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#include <common.h>
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#include <command.h>
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#include <asm/byteorder.h>
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#include <part.h>
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#include <usb.h>
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#ifdef CONFIG_USB_STORAGE
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static int usb_stor_curr_dev = -1; /* current device */
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#endif
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/* some display routines (info command) */
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char * usb_get_class_desc(unsigned char dclass)
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{
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	switch(dclass) {
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		case USB_CLASS_PER_INTERFACE:
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			return("See Interface");
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		case USB_CLASS_AUDIO:
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			return("Audio");
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		case USB_CLASS_COMM:
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			return("Communication");
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		case USB_CLASS_HID:
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			return("Human Interface");
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		case USB_CLASS_PRINTER:
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			return("Printer");
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		case USB_CLASS_MASS_STORAGE:
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			return("Mass Storage");
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		case USB_CLASS_HUB:
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			return("Hub");
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		case USB_CLASS_DATA:
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			return("CDC Data");
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		case USB_CLASS_VENDOR_SPEC:
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			return("Vendor specific");
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		default :
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			return("");
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	}
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}
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void usb_display_class_sub(unsigned char dclass,unsigned char subclass,unsigned char proto)
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{
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	switch(dclass) {
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		case USB_CLASS_PER_INTERFACE:
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			printf("See Interface");
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			break;
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		case USB_CLASS_HID:
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			printf("Human Interface, Subclass: ");
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			switch(subclass) {
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				case USB_SUB_HID_NONE:
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					printf("None");
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					break;
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				case USB_SUB_HID_BOOT:
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					printf("Boot ");
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					switch(proto) {
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						case USB_PROT_HID_NONE:
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							printf("None");
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							break;
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						case USB_PROT_HID_KEYBOARD:
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							printf("Keyboard");
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							break;
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						case USB_PROT_HID_MOUSE:
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							printf("Mouse");
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							break;
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						default:
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							printf("reserved");
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					}
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					break;
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				default:
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					printf("reserved");
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			}
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			break;
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		case USB_CLASS_MASS_STORAGE:
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			printf("Mass Storage, ");
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			switch(subclass) {
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				case US_SC_RBC:
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					printf("RBC ");
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					break;
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				case US_SC_8020:
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					printf("SFF-8020i (ATAPI)");
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					break;
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				case US_SC_QIC:
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					printf("QIC-157 (Tape)");
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					break;
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				case US_SC_UFI:
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					printf("UFI");
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					break;
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				case US_SC_8070:
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					printf("SFF-8070");
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					break;
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				case US_SC_SCSI:
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					printf("Transp. SCSI");
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					break;
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				default:
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					printf("reserved");
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					break;
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			}
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			printf(", ");
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			switch(proto) {
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				case US_PR_CB:
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					printf("Command/Bulk");
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					break;
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				case US_PR_CBI:
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					printf("Command/Bulk/Int");
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					break;
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				case US_PR_BULK:
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					printf("Bulk only");
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					break;
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				default:
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					printf("reserved");
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			}
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			break;
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		default:
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			printf("%s",usb_get_class_desc(dclass));
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	}
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}
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void usb_display_string(struct usb_device *dev,int index)
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{
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	char buffer[256];
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	if (index!=0) {
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		if (usb_string(dev,index,&buffer[0],256)>0);
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			printf("String: \"%s\"",buffer);
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	}
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}
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void usb_display_desc(struct usb_device *dev)
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{
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	if (dev->descriptor.bDescriptorType==USB_DT_DEVICE) {
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		printf("%d: %s,  USB Revision %x.%x\n",dev->devnum,usb_get_class_desc(dev->config.if_desc[0].bInterfaceClass),
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			(dev->descriptor.bcdUSB>>8) & 0xff,dev->descriptor.bcdUSB & 0xff);
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		if (strlen(dev->mf) || strlen(dev->prod) || strlen(dev->serial))
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			printf(" - %s %s %s\n",dev->mf,dev->prod,dev->serial);
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		if (dev->descriptor.bDeviceClass) {
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			printf(" - Class: ");
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			usb_display_class_sub(dev->descriptor.bDeviceClass,dev->descriptor.bDeviceSubClass,dev->descriptor.bDeviceProtocol);
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			printf("\n");
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		}
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		else {
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			printf(" - Class: (from Interface) %s\n",usb_get_class_desc(dev->config.if_desc[0].bInterfaceClass));
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		}
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		printf(" - PacketSize: %d  Configurations: %d\n",dev->descriptor.bMaxPacketSize0,dev->descriptor.bNumConfigurations);
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		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);
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	}
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}
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void usb_display_conf_desc(struct usb_config_descriptor *config,struct usb_device *dev)
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{
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	printf("   Configuration: %d\n",config->bConfigurationValue);
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	printf("   - Interfaces: %d %s%s%dmA\n",config->bNumInterfaces,(config->bmAttributes & 0x40) ? "Self Powered " : "Bus Powered ",
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	(config->bmAttributes & 0x20) ? "Remote Wakeup " : "",config->MaxPower*2);
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	if (config->iConfiguration) {
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		printf("   - ");
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		usb_display_string(dev,config->iConfiguration);
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		printf("\n");
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	}
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}
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void usb_display_if_desc(struct usb_interface_descriptor *ifdesc,struct usb_device *dev)
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{
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	printf("     Interface: %d\n",ifdesc->bInterfaceNumber);
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	printf("     - Alternate Setting %d, Endpoints: %d\n",ifdesc->bAlternateSetting,ifdesc->bNumEndpoints);
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	printf("     - Class ");
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	usb_display_class_sub(ifdesc->bInterfaceClass,ifdesc->bInterfaceSubClass,ifdesc->bInterfaceProtocol);
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	printf("\n");
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	if (ifdesc->iInterface) {
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		printf("     - ");
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		usb_display_string(dev,ifdesc->iInterface);
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		printf("\n");
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	}
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}
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void usb_display_ep_desc(struct usb_endpoint_descriptor *epdesc)
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{
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	printf("     - Endpoint %d %s ",epdesc->bEndpointAddress & 0xf,(epdesc->bEndpointAddress & 0x80) ? "In" : "Out");
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	switch((epdesc->bmAttributes & 0x03))
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	{
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		case 0: printf("Control"); break;
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		case 1: printf("Isochronous"); break;
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		case 2: printf("Bulk"); break;
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		case 3: printf("Interrupt"); break;
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	}
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	printf(" MaxPacket %d",epdesc->wMaxPacketSize);
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	if ((epdesc->bmAttributes & 0x03)==0x3)
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		printf(" Interval %dms",epdesc->bInterval);
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	printf("\n");
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}
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/* main routine to diasplay the configs, interfaces and endpoints */
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void usb_display_config(struct usb_device *dev)
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{
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	struct usb_config_descriptor *config;
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	struct usb_interface_descriptor *ifdesc;
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	struct usb_endpoint_descriptor *epdesc;
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	int i,ii;
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	config= &dev->config;
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	usb_display_conf_desc(config,dev);
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	for(i=0;i<config->no_of_if;i++) {
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		ifdesc= &config->if_desc[i];
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		usb_display_if_desc(ifdesc,dev);
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		for(ii=0;ii<ifdesc->no_of_ep;ii++) {
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			epdesc= &ifdesc->ep_desc[ii];
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			usb_display_ep_desc(epdesc);
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		}
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	}
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	printf("\n");
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}
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/* shows the device tree recursively */
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void usb_show_tree_graph(struct usb_device *dev,char *pre)
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{
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	int i,index;
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	int has_child,last_child,port;
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	index=strlen(pre);
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	printf(" %s",pre);
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	/* check if the device has connected children */
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	has_child=0;
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	for(i=0;i<dev->maxchild;i++) {
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		if (dev->children[i]!=NULL)
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			has_child=1;
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	}
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	/* check if we are the last one */
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	last_child=1;
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	if (dev->parent!=NULL) {
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		for(i=0;i<dev->parent->maxchild;i++) {
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			/* search for children */
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			if (dev->parent->children[i]==dev) {
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				/* found our pointer, see if we have a little sister */
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				port=i;
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				while(i++<dev->parent->maxchild) {
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					if (dev->parent->children[i]!=NULL) {
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						/* found a sister */
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						last_child=0;
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						break;
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					} /* if */
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				} /* while */
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			} /* device found */
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		} /* for all children of the parent */
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		printf("\b+-");
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		/* correct last child */
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		if (last_child) {
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			pre[index-1]=' ';
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		}
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	} /* if not root hub */
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	else
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		printf(" ");
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	printf("%d ",dev->devnum);
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	pre[index++]=' ';
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	pre[index++]= has_child ? '|' : ' ';
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	pre[index]=0;
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	printf(" %s (%s, %dmA)\n",usb_get_class_desc(dev->config.if_desc[0].bInterfaceClass),
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		dev->slow ? "1.5MBit/s" : "12MBit/s",dev->config.MaxPower * 2);
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	if (strlen(dev->mf) ||
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	   strlen(dev->prod) ||
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	   strlen(dev->serial))
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		printf(" %s  %s %s %s\n",pre,dev->mf,dev->prod,dev->serial);
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	printf(" %s\n",pre);
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	if (dev->maxchild>0) {
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		for(i=0;i<dev->maxchild;i++) {
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			if (dev->children[i]!=NULL) {
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				usb_show_tree_graph(dev->children[i],pre);
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				pre[index]=0;
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			}
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		}
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	}
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}
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/* main routine for the tree command */
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void usb_show_tree(struct usb_device *dev)
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{
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	char preamble[32];
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	memset(preamble,0,32);
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	usb_show_tree_graph(dev,&preamble[0]);
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}
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/******************************************************************************
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 * usb boot command intepreter. Derived from diskboot
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 */
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#ifdef CONFIG_USB_STORAGE
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int do_usbboot (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
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{
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	char *boot_device = NULL;
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	char *ep;
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						|
	int dev, part=1, rcode;
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	ulong addr, cnt;
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	disk_partition_t info;
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	image_header_t *hdr;
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	block_dev_desc_t *stor_dev;
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#if defined(CONFIG_FIT)
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	const void *fit_hdr = NULL;
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#endif
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	switch (argc) {
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	case 1:
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		addr = CONFIG_SYS_LOAD_ADDR;
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		boot_device = getenv ("bootdevice");
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		break;
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	case 2:
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		addr = simple_strtoul(argv[1], NULL, 16);
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		boot_device = getenv ("bootdevice");
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		break;
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	case 3:
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		addr = simple_strtoul(argv[1], NULL, 16);
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		boot_device = argv[2];
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		break;
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	default:
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		printf ("Usage:\n%s\n", cmdtp->usage);
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		return 1;
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	}
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	if (!boot_device) {
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		puts ("\n** No boot device **\n");
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		return 1;
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	}
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	dev = simple_strtoul(boot_device, &ep, 16);
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	stor_dev=usb_stor_get_dev(dev);
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						|
	if (stor_dev->type == DEV_TYPE_UNKNOWN) {
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						|
		printf ("\n** Device %d not available\n", dev);
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						|
		return 1;
 | 
						|
	}
 | 
						|
	if (stor_dev->block_read==NULL) {
 | 
						|
		printf("storage device not initialized. Use usb scan\n");
 | 
						|
		return 1;
 | 
						|
	}
 | 
						|
	if (*ep) {
 | 
						|
		if (*ep != ':') {
 | 
						|
			puts ("\n** Invalid boot device, use `dev[:part]' **\n");
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						|
			return 1;
 | 
						|
		}
 | 
						|
		part = simple_strtoul(++ep, NULL, 16);
 | 
						|
	}
 | 
						|
 | 
						|
	if (get_partition_info (stor_dev, part, &info)) {
 | 
						|
		/* try to boot raw .... */
 | 
						|
		strncpy((char *)&info.type[0], BOOT_PART_TYPE, sizeof(BOOT_PART_TYPE));
 | 
						|
		strncpy((char *)&info.name[0], "Raw", 4);
 | 
						|
		info.start=0;
 | 
						|
		info.blksz=0x200;
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						|
		info.size=2880;
 | 
						|
		printf("error reading partinfo...try to boot raw\n");
 | 
						|
	}
 | 
						|
	if ((strncmp((char *)info.type, BOOT_PART_TYPE, sizeof(info.type)) != 0) &&
 | 
						|
	    (strncmp((char *)info.type, BOOT_PART_COMP, sizeof(info.type)) != 0)) {
 | 
						|
		printf ("\n** Invalid partition type \"%.32s\""
 | 
						|
			" (expect \"" BOOT_PART_TYPE "\")\n",
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						|
			info.type);
 | 
						|
		return 1;
 | 
						|
	}
 | 
						|
	printf ("\nLoading from USB device %d, partition %d: "
 | 
						|
		"Name: %.32s  Type: %.32s\n",
 | 
						|
		dev, part, info.name, info.type);
 | 
						|
 | 
						|
	debug ("First Block: %ld,  # of blocks: %ld, Block Size: %ld\n",
 | 
						|
		info.start, info.size, info.blksz);
 | 
						|
 | 
						|
	if (stor_dev->block_read(dev, info.start, 1, (ulong *)addr) != 1) {
 | 
						|
		printf ("** Read error on %d:%d\n", dev, part);
 | 
						|
		return 1;
 | 
						|
	}
 | 
						|
 | 
						|
	switch (genimg_get_format ((void *)addr)) {
 | 
						|
	case IMAGE_FORMAT_LEGACY:
 | 
						|
		hdr = (image_header_t *)addr;
 | 
						|
 | 
						|
		if (!image_check_hcrc (hdr)) {
 | 
						|
			puts ("\n** Bad Header Checksum **\n");
 | 
						|
			return 1;
 | 
						|
		}
 | 
						|
 | 
						|
		image_print_contents (hdr);
 | 
						|
 | 
						|
		cnt = image_get_image_size (hdr);
 | 
						|
		break;
 | 
						|
#if defined(CONFIG_FIT)
 | 
						|
	case IMAGE_FORMAT_FIT:
 | 
						|
		fit_hdr = (const void *)addr;
 | 
						|
		puts ("Fit image detected...\n");
 | 
						|
 | 
						|
		cnt = fit_get_size (fit_hdr);
 | 
						|
		break;
 | 
						|
#endif
 | 
						|
	default:
 | 
						|
		puts ("** Unknown image type\n");
 | 
						|
		return 1;
 | 
						|
	}
 | 
						|
 | 
						|
	cnt += info.blksz - 1;
 | 
						|
	cnt /= info.blksz;
 | 
						|
	cnt -= 1;
 | 
						|
 | 
						|
	if (stor_dev->block_read (dev, info.start+1, cnt,
 | 
						|
		      (ulong *)(addr+info.blksz)) != cnt) {
 | 
						|
		printf ("\n** Read error on %d:%d\n", dev, part);
 | 
						|
		return 1;
 | 
						|
	}
 | 
						|
 | 
						|
#if defined(CONFIG_FIT)
 | 
						|
	/* This cannot be done earlier, we need complete FIT image in RAM first */
 | 
						|
	if (genimg_get_format ((void *)addr) == IMAGE_FORMAT_FIT) {
 | 
						|
		if (!fit_check_format (fit_hdr)) {
 | 
						|
			puts ("** Bad FIT image format\n");
 | 
						|
			return 1;
 | 
						|
		}
 | 
						|
		fit_print_contents (fit_hdr);
 | 
						|
	}
 | 
						|
#endif
 | 
						|
 | 
						|
	/* Loading ok, update default load address */
 | 
						|
	load_addr = addr;
 | 
						|
 | 
						|
	flush_cache (addr, (cnt+1)*info.blksz);
 | 
						|
 | 
						|
	/* Check if we should attempt an auto-start */
 | 
						|
	if (((ep = getenv("autostart")) != NULL) && (strcmp(ep,"yes") == 0)) {
 | 
						|
		char *local_args[2];
 | 
						|
		extern int do_bootm (cmd_tbl_t *, int, int, char *[]);
 | 
						|
		local_args[0] = argv[0];
 | 
						|
		local_args[1] = NULL;
 | 
						|
		printf ("Automatic boot of image at addr 0x%08lX ...\n", addr);
 | 
						|
		rcode=do_bootm (cmdtp, 0, 1, local_args);
 | 
						|
		return rcode;
 | 
						|
	}
 | 
						|
	return 0;
 | 
						|
}
 | 
						|
#endif /* CONFIG_USB_STORAGE */
 | 
						|
 | 
						|
 | 
						|
/*********************************************************************************
 | 
						|
 * usb command intepreter
 | 
						|
 */
 | 
						|
int do_usb (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 | 
						|
{
 | 
						|
 | 
						|
	int i;
 | 
						|
	struct usb_device *dev = NULL;
 | 
						|
	extern char usb_started;
 | 
						|
#ifdef CONFIG_USB_STORAGE
 | 
						|
	block_dev_desc_t *stor_dev;
 | 
						|
#endif
 | 
						|
 | 
						|
	if ((strncmp(argv[1], "reset", 5) == 0) ||
 | 
						|
		 (strncmp(argv[1], "start", 5) == 0)){
 | 
						|
		usb_stop();
 | 
						|
		printf("(Re)start USB...\n");
 | 
						|
		i = usb_init();
 | 
						|
#ifdef CONFIG_USB_STORAGE
 | 
						|
		/* try to recognize storage devices immediately */
 | 
						|
		if (i >= 0)
 | 
						|
			usb_stor_curr_dev = usb_stor_scan(1);
 | 
						|
#endif
 | 
						|
		return 0;
 | 
						|
	}
 | 
						|
	if (strncmp(argv[1],"stop",4) == 0) {
 | 
						|
#ifdef CONFIG_USB_KEYBOARD
 | 
						|
		if (argc==2) {
 | 
						|
			if (usb_kbd_deregister()!=0) {
 | 
						|
				printf("USB not stopped: usbkbd still using USB\n");
 | 
						|
				return 1;
 | 
						|
			}
 | 
						|
		}
 | 
						|
		else { /* forced stop, switch console in to serial */
 | 
						|
			console_assign(stdin,"serial");
 | 
						|
			usb_kbd_deregister();
 | 
						|
		}
 | 
						|
#endif
 | 
						|
		printf("stopping USB..\n");
 | 
						|
		usb_stop();
 | 
						|
		return 0;
 | 
						|
	}
 | 
						|
	if (!usb_started) {
 | 
						|
		printf("USB is stopped. Please issue 'usb start' first.\n");
 | 
						|
		return 1;
 | 
						|
	}
 | 
						|
	if (strncmp(argv[1],"tree",4) == 0) {
 | 
						|
		printf("\nDevice Tree:\n");
 | 
						|
		usb_show_tree(usb_get_dev_index(0));
 | 
						|
		return 0;
 | 
						|
	}
 | 
						|
	if (strncmp(argv[1],"inf",3) == 0) {
 | 
						|
		int d;
 | 
						|
		if (argc==2) {
 | 
						|
			for(d=0;d<USB_MAX_DEVICE;d++) {
 | 
						|
				dev=usb_get_dev_index(d);
 | 
						|
				if (dev==NULL)
 | 
						|
					break;
 | 
						|
				usb_display_desc(dev);
 | 
						|
				usb_display_config(dev);
 | 
						|
			}
 | 
						|
			return 0;
 | 
						|
		}
 | 
						|
		else {
 | 
						|
			int d;
 | 
						|
 | 
						|
			i=simple_strtoul(argv[2], NULL, 16);
 | 
						|
			printf("config for device %d\n",i);
 | 
						|
			for(d=0;d<USB_MAX_DEVICE;d++) {
 | 
						|
				dev=usb_get_dev_index(d);
 | 
						|
				if (dev==NULL)
 | 
						|
					break;
 | 
						|
				if (dev->devnum==i)
 | 
						|
					break;
 | 
						|
			}
 | 
						|
			if (dev==NULL) {
 | 
						|
				printf("*** NO Device avaiable ***\n");
 | 
						|
				return 0;
 | 
						|
			}
 | 
						|
			else {
 | 
						|
				usb_display_desc(dev);
 | 
						|
				usb_display_config(dev);
 | 
						|
			}
 | 
						|
		}
 | 
						|
		return 0;
 | 
						|
	}
 | 
						|
#ifdef CONFIG_USB_STORAGE
 | 
						|
	if (strncmp(argv[1], "scan", 4) == 0) {
 | 
						|
		printf("  NOTE: this command is obsolete and will be phased out\n");
 | 
						|
		printf("  please use 'usb storage' for USB storage devices information\n\n");
 | 
						|
		usb_stor_info();
 | 
						|
		return 0;
 | 
						|
	}
 | 
						|
 | 
						|
	if (strncmp(argv[1], "stor", 4) == 0) {
 | 
						|
		return usb_stor_info();
 | 
						|
	}
 | 
						|
 | 
						|
	if (strncmp(argv[1],"part",4) == 0) {
 | 
						|
		int devno, ok = 0;
 | 
						|
		if (argc==2) {
 | 
						|
			for (devno=0; devno<USB_MAX_STOR_DEV; ++devno) {
 | 
						|
				stor_dev=usb_stor_get_dev(devno);
 | 
						|
				if (stor_dev->type!=DEV_TYPE_UNKNOWN) {
 | 
						|
					ok++;
 | 
						|
					if (devno)
 | 
						|
						printf("\n");
 | 
						|
					printf("print_part of %x\n",devno);
 | 
						|
					print_part(stor_dev);
 | 
						|
				}
 | 
						|
			}
 | 
						|
		}
 | 
						|
		else {
 | 
						|
			devno=simple_strtoul(argv[2], NULL, 16);
 | 
						|
			stor_dev=usb_stor_get_dev(devno);
 | 
						|
			if (stor_dev->type!=DEV_TYPE_UNKNOWN) {
 | 
						|
				ok++;
 | 
						|
				printf("print_part of %x\n",devno);
 | 
						|
				print_part(stor_dev);
 | 
						|
			}
 | 
						|
		}
 | 
						|
		if (!ok) {
 | 
						|
			printf("\nno USB devices available\n");
 | 
						|
			return 1;
 | 
						|
		}
 | 
						|
		return 0;
 | 
						|
	}
 | 
						|
	if (strcmp(argv[1],"read") == 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 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)
 | 
						|
				return 0;
 | 
						|
			return 1;
 | 
						|
		}
 | 
						|
	}
 | 
						|
	if (strncmp(argv[1], "dev", 3) == 0) {
 | 
						|
		if (argc == 3) {
 | 
						|
			int dev = (int)simple_strtoul(argv[2], NULL, 10);
 | 
						|
			printf ("\nUSB device %d: ", dev);
 | 
						|
			if (dev >= USB_MAX_STOR_DEV) {
 | 
						|
				printf("unknown device\n");
 | 
						|
				return 1;
 | 
						|
			}
 | 
						|
			printf ("\n    Device %d: ", dev);
 | 
						|
			stor_dev=usb_stor_get_dev(dev);
 | 
						|
			dev_print(stor_dev);
 | 
						|
			if (stor_dev->type == DEV_TYPE_UNKNOWN) {
 | 
						|
				return 1;
 | 
						|
			}
 | 
						|
			usb_stor_curr_dev = dev;
 | 
						|
			printf("... is now current device\n");
 | 
						|
			return 0;
 | 
						|
		}
 | 
						|
		else {
 | 
						|
			printf ("\nUSB device %d: ", usb_stor_curr_dev);
 | 
						|
			stor_dev=usb_stor_get_dev(usb_stor_curr_dev);
 | 
						|
			dev_print(stor_dev);
 | 
						|
			if (stor_dev->type == DEV_TYPE_UNKNOWN) {
 | 
						|
				return 1;
 | 
						|
			}
 | 
						|
			return 0;
 | 
						|
		}
 | 
						|
		return 0;
 | 
						|
	}
 | 
						|
#endif /* CONFIG_USB_STORAGE */
 | 
						|
	printf ("Usage:\n%s\n", cmdtp->usage);
 | 
						|
	return 1;
 | 
						|
}
 | 
						|
 | 
						|
#ifdef CONFIG_USB_STORAGE
 | 
						|
U_BOOT_CMD(
 | 
						|
	usb,	5,	1,	do_usb,
 | 
						|
	"usb     - USB sub-system\n",
 | 
						|
	"reset - reset (rescan) USB controller\n"
 | 
						|
	"usb stop [f]  - stop USB [f]=force stop\n"
 | 
						|
	"usb tree  - show USB device tree\n"
 | 
						|
	"usb info [dev] - show available USB devices\n"
 | 
						|
	"usb storage  - show details of USB storage devices\n"
 | 
						|
	"usb dev [dev] - show or set current USB storage device\n"
 | 
						|
	"usb part [dev] - print partition table of one or all USB storage devices\n"
 | 
						|
	"usb read addr blk# cnt - read `cnt' blocks starting at block `blk#'\n"
 | 
						|
	"    to memory address `addr'\n"
 | 
						|
);
 | 
						|
 | 
						|
 | 
						|
U_BOOT_CMD(
 | 
						|
	usbboot,	3,	1,	do_usbboot,
 | 
						|
	"usbboot - boot from USB device\n",
 | 
						|
	"loadAddr dev:part\n"
 | 
						|
);
 | 
						|
 | 
						|
#else
 | 
						|
U_BOOT_CMD(
 | 
						|
	usb,	5,	1,	do_usb,
 | 
						|
	"usb     - USB sub-system\n",
 | 
						|
	"reset - reset (rescan) USB controller\n"
 | 
						|
	"usb  tree  - show USB device tree\n"
 | 
						|
	"usb  info [dev] - show available USB devices\n"
 | 
						|
);
 | 
						|
#endif
 |