Eric Lee / smarc-uboot

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cmd/ide.c 1.4 KB
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d41ce506b   Eric Lee   Initial Release, ... 
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  /*
   * (C) Copyright 2000-2011
   * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
   *
   * SPDX-License-Identifier:	GPL-2.0+
   */
  
  /*
   * IDE support
   */
  
  #include <common.h>
  #include <blk.h>
  #include <config.h>
  #include <watchdog.h>
  #include <command.h>
  #include <image.h>
  #include <asm/byteorder.h>
  #include <asm/io.h>
  
  #if defined(CONFIG_IDE_PCMCIA)
  # include <pcmcia.h>
  #endif
  
  #include <ide.h>
  #include <ata.h>
  
  #ifdef CONFIG_LED_STATUS
  # include <status_led.h>
  #endif
  
  /* Current I/O Device	*/
  static int curr_device;
  
  int do_ide(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
  {
  	if (argc == 2) {
  		if (strncmp(argv[1], "res", 3) == 0) {
  			puts("
  Reset IDE: ");
  			ide_init();
  			return 0;
  		}
  	}
  
  	return blk_common_cmd(argc, argv, IF_TYPE_IDE, &curr_device);
  }
  
  int do_diskboot(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
  {
  	return common_diskboot(cmdtp, "ide", argc, argv);
  }
  
  U_BOOT_CMD(ide, 5, 1, do_ide,
  	   "IDE sub-system",
  	   "reset - reset IDE controller
  "
  	   "ide info  - show available IDE devices
  "
  	   "ide device [dev] - show or set current device
  "
  	   "ide part [dev] - print partition table of one or all IDE devices
  "
  	   "ide read  addr blk# cnt
  "
  	   "ide write addr blk# cnt - read/write `cnt'"
  	   " blocks starting at block `blk#'
  "
  	   "    to/from memory address `addr'");
  
  U_BOOT_CMD(diskboot, 3, 1, do_diskboot,
  	   "boot from IDE device", "loadAddr dev:part");