diff options
Diffstat (limited to 'roms/u-boot-sam460ex/common/cmd_usb.c')
| -rw-r--r-- | roms/u-boot-sam460ex/common/cmd_usb.c | 739 |
1 files changed, 739 insertions, 0 deletions
diff --git a/roms/u-boot-sam460ex/common/cmd_usb.c b/roms/u-boot-sam460ex/common/cmd_usb.c new file mode 100644 index 000000000..fcb5f763c --- /dev/null +++ b/roms/u-boot-sam460ex/common/cmd_usb.c @@ -0,0 +1,739 @@ +/* + * (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> +#include <asm/byteorder.h> +#include <part.h> +#include <usb.h> + +#ifdef CONFIG_USB_STORAGE +static int usb_stor_curr_dev = -1; /* current device */ +#endif + +/* some 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; + } + break; + 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"); + break; + default: + printf("reserved"); + break; + } + break; + default: + printf("%s", usb_get_class_desc(dclass)); + break; + } +} + +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].desc.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].desc.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_configuration_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->bMaxPower*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 Setting %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 *config; + struct usb_interface *ifdesc; + struct usb_endpoint_descriptor *epdesc; + int i, ii; + + config = &dev->config; + usb_display_conf_desc(&config->desc, dev); + for (i = 0; i < config->no_of_if; i++) { + ifdesc = &config->if_desc[i]; + usb_display_if_desc(&ifdesc->desc, dev); + for (ii = 0; ii < ifdesc->no_of_ep; ii++) { + epdesc = &ifdesc->ep_desc[ii]; + usb_display_ep_desc(epdesc); + } + } + printf("\n"); +} + +static inline char *portspeed(int speed) +{ + if (speed == USB_SPEED_HIGH) + return "480 Mb/s"; + else if (speed == USB_SPEED_LOW) + return "1.5 Mb/s"; + else + return "12 Mb/s"; +} + +/* 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].desc.bInterfaceClass), + portspeed(dev->speed), + dev->config.desc.bMaxPower * 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 = 1, rcode; + ulong addr, cnt; + disk_partition_t info; + image_header_t *hdr; + block_dev_desc_t *stor_dev; +#if defined(CONFIG_FIT) + const void *fit_hdr = NULL; +#endif + + switch (argc) { + case 1: + addr = CONFIG_SYS_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: + cmd_usage(cmdtp); + 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 == NULL || 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((char *)&info.type[0], BOOT_PART_TYPE, + sizeof(BOOT_PART_TYPE)); + strncpy((char *)&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((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", + 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 (argc < 2) { + cmd_usage(cmdtp); + return 1; + } + + 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], "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) { + stor_dev = usb_stor_get_dev(devno); + if (stor_dev == NULL) + break; + if (stor_dev->type != DEV_TYPE_UNKNOWN) { + ok++; + if (devno) + printf("\n"); + debug("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 != NULL && + stor_dev->type != DEV_TYPE_UNKNOWN) { + ok++; + debug("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], "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; + } + } + if (strncmp(argv[1], "dev", 3) == 0) { + if (argc == 3) { + int dev = (int)simple_strtoul(argv[2], NULL, 10); + printf("\nUSB device %d: ", dev); + stor_dev = usb_stor_get_dev(dev); + if (stor_dev == NULL) { + printf("unknown device\n"); + return 1; + } + printf("\n Device %d: ", 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 */ + cmd_usage(cmdtp); + return 1; +} + +#ifdef CONFIG_USB_STORAGE +U_BOOT_CMD( + usb, 5, 1, do_usb, + "USB sub-system", + "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'" + "usb write addr blk# cnt - write `cnt' blocks starting at block `blk#'\n" + " from memory address `addr'" +); + + +U_BOOT_CMD( + usbboot, 3, 1, do_usbboot, + "boot from USB device", + "loadAddr dev:part" +); + +#else +U_BOOT_CMD( + usb, 5, 1, do_usb, + "USB sub-system", + "reset - reset (rescan) USB controller\n" + "usb tree - show USB device tree\n" + "usb info [dev] - show available USB devices" +); +#endif |