upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/cmd/ide.c

166 lines
3.9 KiB

/*
* (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 = -1;
int do_ide(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
{
int rcode = 0;
switch (argc) {
case 0:
case 1:
return CMD_RET_USAGE;
case 2:
if (strncmp(argv[1], "res", 3) == 0) {
puts("\nReset IDE: ");
ide_init();
return 0;
} else if (strncmp(argv[1], "inf", 3) == 0) {
blk_list_devices(IF_TYPE_IDE);
return 0;
} else if (strncmp(argv[1], "dev", 3) == 0) {
if (blk_print_device_num(IF_TYPE_IDE, curr_device)) {
printf("\nno IDE devices available\n");
return CMD_RET_FAILURE;
}
return 0;
} else if (strncmp(argv[1], "part", 4) == 0) {
if (blk_list_part(IF_TYPE_IDE))
printf("\nno IDE devices available\n");
return 1;
}
return CMD_RET_USAGE;
case 3:
if (strncmp(argv[1], "dev", 3) == 0) {
int dev = (int)simple_strtoul(argv[2], NULL, 10);
if (!blk_show_device(IF_TYPE_IDE, dev)) {
curr_device = dev;
printf("... is now current device\n");
} else {
return CMD_RET_FAILURE;
}
return 0;
} else if (strncmp(argv[1], "part", 4) == 0) {
int dev = (int)simple_strtoul(argv[2], NULL, 10);
if (blk_print_part_devnum(IF_TYPE_IDE, dev)) {
printf("\nIDE device %d not available\n", dev);
return CMD_RET_FAILURE;
}
return 1;
}
return CMD_RET_USAGE;
default:
/* at least 4 args */
if (strcmp(argv[1], "read") == 0) {
ulong addr = simple_strtoul(argv[2], NULL, 16);
ulong cnt = simple_strtoul(argv[4], NULL, 16);
ulong n;
#ifdef CONFIG_SYS_64BIT_LBA
lbaint_t blk = simple_strtoull(argv[3], NULL, 16);
printf("\nIDE read: device %d block # %lld, count %ld...",
curr_device, blk, cnt);
#else
lbaint_t blk = simple_strtoul(argv[3], NULL, 16);
printf("\nIDE read: device %d block # %ld, count %ld...",
curr_device, blk, cnt);
#endif
n = blk_read_devnum(IF_TYPE_IDE, curr_device, blk, cnt,
(ulong *)addr);
printf("%ld blocks read: %s\n",
n, (n == cnt) ? "OK" : "ERROR");
if (n == cnt)
return 0;
else
return 1;
} else if (strcmp(argv[1], "write") == 0) {
ulong addr = simple_strtoul(argv[2], NULL, 16);
ulong cnt = simple_strtoul(argv[4], NULL, 16);
ulong n;
#ifdef CONFIG_SYS_64BIT_LBA
lbaint_t blk = simple_strtoull(argv[3], NULL, 16);
printf("\nIDE write: device %d block # %lld, count %ld...",
curr_device, blk, cnt);
#else
lbaint_t blk = simple_strtoul(argv[3], NULL, 16);
printf("\nIDE write: device %d block # %ld, count %ld...",
curr_device, blk, cnt);
#endif
n = blk_write_devnum(IF_TYPE_IDE, curr_device, blk, cnt,
(ulong *)addr);
printf("%ld blocks written: %s\n", n,
n == cnt ? "OK" : "ERROR");
if (n == cnt)
return 0;
else
return 1;
} else {
return CMD_RET_USAGE;
}
return rcode;
}
}
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\n"
"ide info - show available IDE devices\n"
"ide device [dev] - show or set current device\n"
"ide part [dev] - print partition table of one or all IDE devices\n"
"ide read addr blk# cnt\n"
"ide write addr blk# cnt - read/write `cnt'"
" blocks starting at block `blk#'\n"
" to/from memory address `addr'");
U_BOOT_CMD(diskboot, 3, 1, do_diskboot,
"boot from IDE device", "loadAddr dev:part");