Convert CONFIG_CMD_AES et al to Kconfig
[pandora-u-boot.git] / cmd / sata.c
1 /*
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>
9  *
10  * SPDX-License-Identifier:     GPL-2.0+
11  */
12
13 #include <common.h>
14 #include <command.h>
15 #include <part.h>
16 #include <sata.h>
17
18 static int sata_curr_device = -1;
19
20 static int do_sata(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
21 {
22         int rc = 0;
23
24         if (argc == 2 && strcmp(argv[1], "stop") == 0)
25                 return sata_stop();
26
27         if (argc == 2 && strcmp(argv[1], "init") == 0) {
28                 if (sata_curr_device != -1)
29                         sata_stop();
30
31                 return (sata_initialize() < 0) ?
32                         CMD_RET_FAILURE : CMD_RET_SUCCESS;
33         }
34
35         /* If the user has not yet run `sata init`, do it now */
36         if (sata_curr_device == -1) {
37                 rc = sata_initialize();
38                 if (rc == -1)
39                         return CMD_RET_FAILURE;
40                 sata_curr_device = rc;
41         }
42
43         switch (argc) {
44         case 0:
45         case 1:
46                 return CMD_RET_USAGE;
47         case 2:
48                 if (strncmp(argv[1], "inf", 3) == 0) {
49                         blk_list_devices(IF_TYPE_SATA);
50                         return 0;
51                 } else if (strncmp(argv[1], "dev", 3) == 0) {
52                         if (blk_print_device_num(IF_TYPE_SATA,
53                                                  sata_curr_device)) {
54                                 printf("\nno SATA devices available\n");
55                                 return CMD_RET_FAILURE;
56                         }
57                         return 0;
58                 } else if (strncmp(argv[1], "part", 4) == 0) {
59                         if (blk_list_part(IF_TYPE_SATA))
60                                 puts("\nno SATA devices available\n");
61                         return 0;
62                 }
63                 return CMD_RET_USAGE;
64         case 3:
65                 if (strncmp(argv[1], "dev", 3) == 0) {
66                         int dev = (int)simple_strtoul(argv[2], NULL, 10);
67
68                         if (!blk_show_device(IF_TYPE_SATA, dev)) {
69                                 sata_curr_device = dev;
70                                 printf("... is now current device\n");
71                         } else {
72                                 return CMD_RET_FAILURE;
73                         }
74                         return 0;
75                 } else if (strncmp(argv[1], "part", 4) == 0) {
76                         int dev = (int)simple_strtoul(argv[2], NULL, 10);
77
78                         if (blk_print_part_devnum(IF_TYPE_SATA, dev)) {
79                                 printf("\nSATA device %d not available\n",
80                                        dev);
81                                 return CMD_RET_FAILURE;
82                         }
83                         return rc;
84                 }
85                 return CMD_RET_USAGE;
86
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);
91                         ulong n;
92                         lbaint_t blk = simple_strtoul(argv[3], NULL, 16);
93
94                         printf("\nSATA read: device %d block # %ld, count %ld ... ",
95                                 sata_curr_device, blk, cnt);
96
97                         n = blk_read_devnum(IF_TYPE_SATA, sata_curr_device, blk,
98                                             cnt, (ulong *)addr);
99
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);
106                         ulong n;
107
108                         lbaint_t blk = simple_strtoul(argv[3], NULL, 16);
109
110                         printf("\nSATA write: device %d block # %ld, count %ld ... ",
111                                 sata_curr_device, blk, cnt);
112
113                         n = blk_write_devnum(IF_TYPE_SATA, sata_curr_device,
114                                              blk, cnt, (ulong *)addr);
115
116                         printf("%ld blocks written: %s\n",
117                                 n, (n == cnt) ? "OK" : "ERROR");
118                         return (n == cnt) ? 0 : 1;
119                 } else {
120                         return CMD_RET_USAGE;
121                 }
122
123                 return rc;
124         }
125 }
126
127 U_BOOT_CMD(
128         sata, 5, 1, do_sata,
129         "SATA sub system",
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"
137 );