]>
git.ipfire.org Git - people/ms/u-boot.git/blob - cmd/sata.c
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();
34 /* If the user has not yet run `sata init`, do it now */
35 if (sata_curr_device
== -1)
36 if (sata_initialize())
44 if (strncmp(argv
[1], "inf", 3) == 0) {
45 blk_list_devices(IF_TYPE_SATA
);
47 } else if (strncmp(argv
[1], "dev", 3) == 0) {
48 if (blk_print_device_num(IF_TYPE_SATA
,
50 printf("\nno SATA devices available\n");
51 return CMD_RET_FAILURE
;
54 } else if (strncmp(argv
[1], "part", 4) == 0) {
55 if (blk_list_part(IF_TYPE_SATA
))
56 puts("\nno SATA devices available\n");
61 if (strncmp(argv
[1], "dev", 3) == 0) {
62 int dev
= (int)simple_strtoul(argv
[2], NULL
, 10);
64 if (!blk_show_device(IF_TYPE_SATA
, dev
)) {
65 sata_curr_device
= dev
;
66 printf("... is now current device\n");
68 return CMD_RET_FAILURE
;
71 } else if (strncmp(argv
[1], "part", 4) == 0) {
72 int dev
= (int)simple_strtoul(argv
[2], NULL
, 10);
74 if (blk_print_part_devnum(IF_TYPE_SATA
, dev
)) {
75 printf("\nSATA device %d not available\n",
77 return CMD_RET_FAILURE
;
83 default: /* at least 4 args */
84 if (strcmp(argv
[1], "read") == 0) {
85 ulong addr
= simple_strtoul(argv
[2], NULL
, 16);
86 ulong cnt
= simple_strtoul(argv
[4], NULL
, 16);
88 lbaint_t blk
= simple_strtoul(argv
[3], NULL
, 16);
90 printf("\nSATA read: device %d block # %ld, count %ld ... ",
91 sata_curr_device
, blk
, cnt
);
93 n
= blk_read_devnum(IF_TYPE_SATA
, sata_curr_device
, blk
,
96 printf("%ld blocks read: %s\n",
97 n
, (n
==cnt
) ? "OK" : "ERROR");
98 return (n
== cnt
) ? 0 : 1;
99 } else if (strcmp(argv
[1], "write") == 0) {
100 ulong addr
= simple_strtoul(argv
[2], NULL
, 16);
101 ulong cnt
= simple_strtoul(argv
[4], NULL
, 16);
104 lbaint_t blk
= simple_strtoul(argv
[3], NULL
, 16);
106 printf("\nSATA write: device %d block # %ld, count %ld ... ",
107 sata_curr_device
, blk
, cnt
);
109 n
= blk_write_devnum(IF_TYPE_SATA
, sata_curr_device
,
110 blk
, cnt
, (ulong
*)addr
);
112 printf("%ld blocks written: %s\n",
113 n
, (n
== cnt
) ? "OK" : "ERROR");
114 return (n
== cnt
) ? 0 : 1;
116 return CMD_RET_USAGE
;
126 "init - init SATA sub system\n"
127 "sata stop - disable SATA sub system\n"
128 "sata info - show available SATA devices\n"
129 "sata device [dev] - show or set current device\n"
130 "sata part [dev] - print partition table\n"
131 "sata read addr blk# cnt\n"
132 "sata write addr blk# cnt"