2 * Copyright (C) 2000-2005, DENX Software Engineering
3 * Wolfgang Denk <wd@denx.de>
4 * Copyright (C) Procsys. All rights reserved.
5 * Mushtaq Khan <mushtaq_k@procsys.com>
6 * <mushtaqk_921@yahoo.co.in>
7 * Copyright (C) 2008 Freescale Semiconductor, Inc.
8 * Dave Liu <daveliu@freescale.com>
10 * SPDX-License-Identifier: GPL-2.0+
18 static int sata_curr_device = -1;
20 static int do_sata(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
24 if (argc == 2 && strcmp(argv[1], "stop") == 0)
27 if (argc == 2 && strcmp(argv[1], "init") == 0) {
28 if (sata_curr_device != -1)
31 return (sata_initialize() < 0) ?
32 CMD_RET_FAILURE : CMD_RET_SUCCESS;
35 /* If the user has not yet run `sata init`, do it now */
36 if (sata_curr_device == -1) {
37 rc = sata_initialize();
39 return CMD_RET_FAILURE;
40 sata_curr_device = rc;
48 if (strncmp(argv[1], "inf", 3) == 0) {
49 blk_list_devices(IF_TYPE_SATA);
51 } else if (strncmp(argv[1], "dev", 3) == 0) {
52 if (blk_print_device_num(IF_TYPE_SATA,
54 printf("\nno SATA devices available\n");
55 return CMD_RET_FAILURE;
58 } else if (strncmp(argv[1], "part", 4) == 0) {
59 if (blk_list_part(IF_TYPE_SATA))
60 puts("\nno SATA devices available\n");
65 if (strncmp(argv[1], "dev", 3) == 0) {
66 int dev = (int)simple_strtoul(argv[2], NULL, 10);
68 if (!blk_show_device(IF_TYPE_SATA, dev)) {
69 sata_curr_device = dev;
70 printf("... is now current device\n");
72 return CMD_RET_FAILURE;
75 } else if (strncmp(argv[1], "part", 4) == 0) {
76 int dev = (int)simple_strtoul(argv[2], NULL, 10);
78 if (blk_print_part_devnum(IF_TYPE_SATA, dev)) {
79 printf("\nSATA device %d not available\n",
81 return CMD_RET_FAILURE;
87 default: /* at least 4 args */
88 if (strcmp(argv[1], "read") == 0) {
89 ulong addr = simple_strtoul(argv[2], NULL, 16);
90 ulong cnt = simple_strtoul(argv[4], NULL, 16);
92 lbaint_t blk = simple_strtoul(argv[3], NULL, 16);
94 printf("\nSATA read: device %d block # %ld, count %ld ... ",
95 sata_curr_device, blk, cnt);
97 n = blk_read_devnum(IF_TYPE_SATA, sata_curr_device, blk,
100 printf("%ld blocks read: %s\n",
101 n, (n==cnt) ? "OK" : "ERROR");
102 return (n == cnt) ? 0 : 1;
103 } else if (strcmp(argv[1], "write") == 0) {
104 ulong addr = simple_strtoul(argv[2], NULL, 16);
105 ulong cnt = simple_strtoul(argv[4], NULL, 16);
108 lbaint_t blk = simple_strtoul(argv[3], NULL, 16);
110 printf("\nSATA write: device %d block # %ld, count %ld ... ",
111 sata_curr_device, blk, cnt);
113 n = blk_write_devnum(IF_TYPE_SATA, sata_curr_device,
114 blk, cnt, (ulong *)addr);
116 printf("%ld blocks written: %s\n",
117 n, (n == cnt) ? "OK" : "ERROR");
118 return (n == cnt) ? 0 : 1;
120 return CMD_RET_USAGE;
130 "init - init SATA sub system\n"
131 "sata stop - disable SATA sub system\n"
132 "sata info - show available SATA devices\n"
133 "sata device [dev] - show or set current device\n"
134 "sata part [dev] - print partition table\n"
135 "sata read addr blk# cnt\n"
136 "sata write addr blk# cnt"