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/sata.c

137 lines
3.4 KiB

/*
* Copyright (C) 2000-2005, DENX Software Engineering
* Wolfgang Denk <wd@denx.de>
* Copyright (C) Procsys. All rights reserved.
* Mushtaq Khan <mushtaq_k@procsys.com>
* <mushtaqk_921@yahoo.co.in>
* Copyright (C) 2008 Freescale Semiconductor, Inc.
* Dave Liu <daveliu@freescale.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <command.h>
#include <part.h>
#include <sata.h>
static int sata_curr_device = -1;
static int do_sata(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
int rc = 0;
if (argc == 2 && strcmp(argv[1], "stop") == 0)
return sata_stop();
if (argc == 2 && strcmp(argv[1], "init") == 0) {
if (sata_curr_device != -1)
sata_stop();
return (sata_initialize() < 0) ?
CMD_RET_FAILURE : CMD_RET_SUCCESS;
}
/* If the user has not yet run `sata init`, do it now */
if (sata_curr_device == -1) {
rc = sata_initialize();
if (rc == -1)
return CMD_RET_FAILURE;
sata_curr_device = rc;
}
switch (argc) {
case 0:
case 1:
return CMD_RET_USAGE;
case 2:
if (strncmp(argv[1], "inf", 3) == 0) {
blk_list_devices(IF_TYPE_SATA);
return 0;
} else if (strncmp(argv[1], "dev", 3) == 0) {
if (blk_print_device_num(IF_TYPE_SATA,
sata_curr_device)) {
printf("\nno SATA devices available\n");
return CMD_RET_FAILURE;
}
return 0;
} else if (strncmp(argv[1], "part", 4) == 0) {
if (blk_list_part(IF_TYPE_SATA))
puts("\nno SATA devices available\n");
return 0;
}
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_SATA, dev)) {
sata_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_SATA, dev)) {
printf("\nSATA device %d not available\n",
dev);
return CMD_RET_FAILURE;
}
return rc;
}
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;
lbaint_t blk = simple_strtoul(argv[3], NULL, 16);
printf("\nSATA read: device %d block # %ld, count %ld ... ",
sata_curr_device, blk, cnt);
n = blk_read_devnum(IF_TYPE_SATA, sata_curr_device, blk,
cnt, (ulong *)addr);
printf("%ld blocks read: %s\n",
n, (n==cnt) ? "OK" : "ERROR");
return (n == cnt) ? 0 : 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;
lbaint_t blk = simple_strtoul(argv[3], NULL, 16);
printf("\nSATA write: device %d block # %ld, count %ld ... ",
sata_curr_device, blk, cnt);
n = blk_write_devnum(IF_TYPE_SATA, sata_curr_device,
blk, cnt, (ulong *)addr);
printf("%ld blocks written: %s\n",
n, (n == cnt) ? "OK" : "ERROR");
return (n == cnt) ? 0 : 1;
} else {
return CMD_RET_USAGE;
}
return rc;
}
}
U_BOOT_CMD(
sata, 5, 1, do_sata,
"SATA sub system",
"init - init SATA sub system\n"
"sata stop - disable SATA sub system\n"
"sata info - show available SATA devices\n"
"sata device [dev] - show or set current device\n"
"sata part [dev] - print partition table\n"
"sata read addr blk# cnt\n"
"sata write addr blk# cnt"
);