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-rw-r--r--common/cmd_usb.c595
1 files changed, 595 insertions, 0 deletions
diff --git a/common/cmd_usb.c b/common/cmd_usb.c
new file mode 100644
index 0000000..389f0fc
--- /dev/null
+++ b/common/cmd_usb.c
@@ -0,0 +1,595 @@
+/*
+ * (C) Copyright 2001
+ * Denis Peter, MPL AG Switzerland
+ *
+ * Most of this source has been derived from the Linux USB
+ * project.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ *
+ */
+
+#include <common.h>
+#include <command.h>
+
+#if (CONFIG_COMMANDS & CFG_CMD_USB)
+
+#include <usb.h>
+#include <cmd_disk.h>
+
+#undef CMD_USB_DEBUG
+
+#ifdef CMD_USB_DEBUG
+#define CMD_USB_PRINTF(fmt,args...) printf (fmt ,##args)
+#else
+#define CMD_USB_PRINTF(fmt,args...)
+#endif
+static int usb_stor_curr_dev=-1; /* current device */
+
+/* somme display routines (info command) */
+char * usb_get_class_desc(unsigned char dclass)
+{
+ 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("");
+ }
+}
+
+void usb_display_class_sub(unsigned char dclass,unsigned char subclass,unsigned char proto)
+{
+ 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");
+ break;
+ 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;
+ default:
+ printf("reserved");
+ }
+ 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");
+ break;
+ default:
+ printf("reserved");
+ }
+ break;
+ default:
+ printf("%s",usb_get_class_desc(dclass));
+ }
+}
+
+void usb_display_string(struct usb_device *dev,int index)
+{
+ char buffer[256];
+ if (index!=0) {
+ if (usb_string(dev,index,&buffer[0],256)>0);
+ printf("String: \"%s\"",buffer);
+ }
+}
+
+void usb_display_desc(struct usb_device *dev)
+{
+ if (dev->descriptor.bDescriptorType==USB_DT_DEVICE) {
+ printf("%d: %s, USB Revision %x.%x\n",dev->devnum,usb_get_class_desc(dev->config.if_desc[0].bInterfaceClass),
+ (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);
+ if (dev->descriptor.bDeviceClass) {
+ printf(" - Class: ");
+ usb_display_class_sub(dev->descriptor.bDeviceClass,dev->descriptor.bDeviceSubClass,dev->descriptor.bDeviceProtocol);
+ printf("\n");
+ }
+ else {
+ printf(" - Class: (from Interface) %s\n",usb_get_class_desc(dev->config.if_desc[0].bInterfaceClass));
+ }
+ 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);
+ }
+
+}
+
+void usb_display_conf_desc(struct usb_config_descriptor *config,struct usb_device *dev)
+{
+ 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 " : "",config->MaxPower*2);
+ if (config->iConfiguration) {
+ printf(" - ");
+ usb_display_string(dev,config->iConfiguration);
+ printf("\n");
+ }
+}
+
+void usb_display_if_desc(struct usb_interface_descriptor *ifdesc,struct usb_device *dev)
+{
+ printf(" Interface: %d\n",ifdesc->bInterfaceNumber);
+ printf(" - Alternate Settings %d, Endpoints: %d\n",ifdesc->bAlternateSetting,ifdesc->bNumEndpoints);
+ printf(" - Class ");
+ usb_display_class_sub(ifdesc->bInterfaceClass,ifdesc->bInterfaceSubClass,ifdesc->bInterfaceProtocol);
+ printf("\n");
+ if (ifdesc->iInterface) {
+ printf(" - ");
+ usb_display_string(dev,ifdesc->iInterface);
+ printf("\n");
+ }
+}
+
+void usb_display_ep_desc(struct usb_endpoint_descriptor *epdesc)
+{
+ 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;
+ }
+ printf(" MaxPacket %d",epdesc->wMaxPacketSize);
+ if ((epdesc->bmAttributes & 0x03)==0x3)
+ printf(" Interval %dms",epdesc->bInterval);
+ printf("\n");
+}
+
+/* main routine to diasplay the configs, interfaces and endpoints */
+void usb_display_config(struct usb_device *dev)
+{
+ struct usb_config_descriptor *config;
+ struct usb_interface_descriptor *ifdesc;
+ struct usb_endpoint_descriptor *epdesc;
+ int i,ii;
+
+ config= &dev->config;
+ usb_display_conf_desc(config,dev);
+ for(i=0;i<config->no_of_if;i++) {
+ ifdesc= &config->if_desc[i];
+ usb_display_if_desc(ifdesc,dev);
+ for(ii=0;ii<ifdesc->no_of_ep;ii++) {
+ epdesc= &ifdesc->ep_desc[ii];
+ usb_display_ep_desc(epdesc);
+ }
+ }
+ printf("\n");
+}
+
+/* shows the device tree recursively */
+void usb_show_tree_graph(struct usb_device *dev,char *pre)
+{
+ int i,index;
+ int has_child,last_child,port;
+
+ index=strlen(pre);
+ printf(" %s",pre);
+ /* check if the device has connected children */
+ has_child=0;
+ for(i=0;i<dev->maxchild;i++) {
+ if (dev->children[i]!=NULL)
+ has_child=1;
+ }
+ /* check if we are the last one */
+ last_child=1;
+ if (dev->parent!=NULL) {
+ for(i=0;i<dev->parent->maxchild;i++) {
+ /* search for children */
+ if (dev->parent->children[i]==dev) {
+ /* found our pointer, see if we have a little sister */
+ port=i;
+ while(i++<dev->parent->maxchild) {
+ if (dev->parent->children[i]!=NULL) {
+ /* found a sister */
+ last_child=0;
+ break;
+ } /* if */
+ } /* while */
+ } /* device found */
+ } /* for all children of the parent */
+ printf("\b+-");
+ /* correct last child */
+ if (last_child) {
+ pre[index-1]=' ';
+ }
+ } /* if not root hub */
+ else
+ printf(" ");
+ printf("%d ",dev->devnum);
+ pre[index++]=' ';
+ pre[index++]= has_child ? '|' : ' ';
+ pre[index]=0;
+ printf(" %s (%s, %dmA)\n",usb_get_class_desc(dev->config.if_desc[0].bInterfaceClass),
+ dev->slow ? "1.5MBit/s" : "12MBit/s",dev->config.MaxPower * 2);
+ 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);
+ 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;
+ }
+ }
+ }
+}
+
+/* main routine for the tree command */
+void usb_show_tree(struct usb_device *dev)
+{
+ char preamble[32];
+
+ memset(preamble,0,32);
+ usb_show_tree_graph(dev,&preamble[0]);
+}
+
+
+
+/******************************************************************************
+ * usb boot command intepreter. Derived from diskboot
+ */
+#ifdef CONFIG_USB_STORAGE
+int do_usbboot (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+ char *boot_device = NULL;
+ char *ep;
+ int dev, part=0, rcode;
+ ulong cnt;
+ ulong addr;
+ disk_partition_t info;
+ image_header_t *hdr;
+ block_dev_desc_t *stor_dev;
+
+
+ switch (argc) {
+ case 1:
+ addr = CFG_LOAD_ADDR;
+ boot_device = getenv ("bootdevice");
+ break;
+ case 2:
+ addr = simple_strtoul(argv[1], NULL, 16);
+ boot_device = getenv ("bootdevice");
+ break;
+ case 3:
+ addr = simple_strtoul(argv[1], NULL, 16);
+ boot_device = argv[2];
+ break;
+ default:
+ printf ("Usage:\n%s\n", cmdtp->usage);
+ return 1;
+ }
+
+ if (!boot_device) {
+ puts ("\n** No boot device **\n");
+ return 1;
+ }
+
+ dev = simple_strtoul(boot_device, &ep, 16);
+ stor_dev=usb_stor_get_dev(dev);
+ if (stor_dev->type == DEV_TYPE_UNKNOWN) {
+ printf ("\n** Device %d not available\n", dev);
+ 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");
+ return 1;
+ }
+ part = simple_strtoul(++ep, NULL, 16);
+ }
+
+ if (get_partition_info (stor_dev, part, &info)) {
+ /* try to boot raw .... */
+ strncpy(&info.type[0], BOOT_PART_TYPE, sizeof(BOOT_PART_TYPE));
+ strncpy(&info.name[0], "Raw", 4);
+ info.start=0;
+ info.blksz=0x200;
+ info.size=2880;
+ printf("error reading partinfo...try to boot raw\n");
+ }
+ if (strncmp(info.type, BOOT_PART_TYPE, sizeof(info.type)) != 0) {
+ printf ("\n** Invalid partition type \"%.32s\""
+ " (expect \"" BOOT_PART_TYPE "\")\n",
+ info.type);
+ return 1;
+ }
+ printf ("\nLoading from USB device %d, partition %d: "
+ "Name: %.32s Type: %.32s\n",
+ dev, part, info.name, info.type);
+
+ printf ("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;
+ }
+
+ hdr = (image_header_t *)addr;
+
+ if (hdr->ih_magic == IH_MAGIC) {
+ print_image_hdr (hdr);
+ cnt = (hdr->ih_size + sizeof(image_header_t));
+ cnt += info.blksz - 1;
+ cnt /= info.blksz;
+ cnt -= 1;
+ } else {
+ printf("\n** Bad Magic Number **\n");
+ return 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;
+ }
+ /* 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;
+ block_dev_desc_t *stor_dev;
+
+ if ((strncmp(argv[1],"reset",5) == 0) ||
+ (strncmp(argv[1],"start",5) == 0)){
+ usb_stop();
+ printf("(Re)start USB...\n");
+ usb_init();
+ 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 (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("Scan for storage device:\n");
+ usb_stor_curr_dev=usb_stor_scan(1);
+ if (usb_stor_curr_dev==-1) {
+ printf("No device found. Not initialized?\n");
+ return 1;
+ }
+ return 0;
+ }
+ if (strncmp(argv[1],"part",4) == 0) {
+ int devno, ok;
+ for (ok=0, 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);
+ }
+ }
+ 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 (strcmp(argv[1],"dev") == 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;
+}
+
+
+#endif /* (CONFIG_COMMANDS & CFG_CMD_USB) */
+
+
generated by cgit v1.1 at 2024-11-29 23:04:13 +0000