cmd/ide.c

   1 /*
   2  * (C) Copyright 2000-2011
   3  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
   4  *
   5  * SPDX-License-Identifier:     GPL-2.0+
   6  */
   7
   8 /*
   9  * IDE support
  10  */
  11
  12 #include <common.h>
  13 #include <blk.h>
  14 #include <config.h>
  15 #include <watchdog.h>
  16 #include <command.h>
  17 #include <image.h>
  18 #include <asm/byteorder.h>
  19 #include <asm/io.h>
  20
  21 #if defined(CONFIG_IDE_PCMCIA)
  22 # include <pcmcia.h>
  23 #endif
  24
  25 #include <ide.h>
  26 #include <ata.h>
  27
  28 #ifdef CONFIG_LED_STATUS
  29 # include <status_led.h>
  30 #endif
  31
  32 /* Current I/O Device   */
  33 static int curr_device;
  34
  35 int do_ide(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
  36 {
  37         if (argc == 2) {
  38                 if (strncmp(argv[1], "res", 3) == 0) {
  39                         puts("\nReset IDE: ");
  40                         ide_init();
  41                         return 0;
  42                 }
  43         }
  44
  45         return blk_common_cmd(argc, argv, IF_TYPE_IDE, &curr_device);
  46 }
  47
  48 int do_diskboot(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
  49 {
  50         return common_diskboot(cmdtp, "ide", argc, argv);
  51 }
  52
  53 U_BOOT_CMD(ide, 5, 1, do_ide,
  54            "IDE sub-system",
  55            "reset - reset IDE controller\n"
  56            "ide info  - show available IDE devices\n"
  57            "ide device [dev] - show or set current device\n"
  58            "ide part [dev] - print partition table of one or all IDE devices\n"
  59            "ide read  addr blk# cnt\n"
  60            "ide write addr blk# cnt - read/write `cnt'"
  61            " blocks starting at block `blk#'\n"
  62            "    to/from memory address `addr'");
  63
  64 U_BOOT_CMD(diskboot, 3, 1, do_diskboot,
  65            "boot from IDE device", "loadAddr dev:part");