ARM: fdt support: Add usbethaddr as an acceptable MAC
[platform/kernel/u-boot.git] / common / cmd_sandbox.c
1 /*
2  * Copyright (c) 2012, Google Inc.
3  *
4  * SPDX-License-Identifier:     GPL-2.0+
5  */
6
7 #include <common.h>
8 #include <fs.h>
9 #include <part.h>
10 #include <sandboxblockdev.h>
11 #include <asm/errno.h>
12
13 static int do_sandbox_load(cmd_tbl_t *cmdtp, int flag, int argc,
14                            char * const argv[])
15 {
16         return do_load(cmdtp, flag, argc, argv, FS_TYPE_SANDBOX);
17 }
18
19 static int do_sandbox_ls(cmd_tbl_t *cmdtp, int flag, int argc,
20                            char * const argv[])
21 {
22         return do_ls(cmdtp, flag, argc, argv, FS_TYPE_SANDBOX);
23 }
24
25 static int do_sandbox_save(cmd_tbl_t *cmdtp, int flag, int argc,
26                            char * const argv[])
27 {
28         return do_save(cmdtp, flag, argc, argv, FS_TYPE_SANDBOX);
29 }
30
31 static int do_sandbox_bind(cmd_tbl_t *cmdtp, int flag, int argc,
32                            char * const argv[])
33 {
34         if (argc < 2 || argc > 3)
35                 return CMD_RET_USAGE;
36         char *ep;
37         char *dev_str = argv[1];
38         char *file = argc >= 3 ? argv[2] : NULL;
39         int dev = simple_strtoul(dev_str, &ep, 16);
40         if (*ep) {
41                 printf("** Bad device specification %s **\n", dev_str);
42                 return CMD_RET_USAGE;
43         }
44         return host_dev_bind(dev, file);
45 }
46
47 static int do_sandbox_info(cmd_tbl_t *cmdtp, int flag, int argc,
48                            char * const argv[])
49 {
50         if (argc < 1 || argc > 2)
51                 return CMD_RET_USAGE;
52         int min_dev = 0;
53         int max_dev = CONFIG_HOST_MAX_DEVICES - 1;
54         if (argc >= 2) {
55                 char *ep;
56                 char *dev_str = argv[1];
57                 int dev = simple_strtoul(dev_str, &ep, 16);
58                 if (*ep) {
59                         printf("** Bad device specification %s **\n", dev_str);
60                         return CMD_RET_USAGE;
61                 }
62                 min_dev = dev;
63                 max_dev = dev;
64         }
65         int dev;
66         printf("%3s %12s %s\n", "dev", "blocks", "path");
67         for (dev = min_dev; dev <= max_dev; dev++) {
68                 block_dev_desc_t *blk_dev;
69                 int ret;
70
71                 printf("%3d ", dev);
72                 ret = host_get_dev_err(dev, &blk_dev);
73                 if (ret) {
74                         if (ret == -ENOENT)
75                                 puts("Not bound to a backing file\n");
76                         else if (ret == -ENODEV)
77                                 puts("Invalid host device number\n");
78
79                         continue;
80                 }
81                 struct host_block_dev *host_dev = blk_dev->priv;
82                 printf("%12lu %s\n", (unsigned long)blk_dev->lba,
83                        host_dev->filename);
84         }
85         return 0;
86 }
87
88 static cmd_tbl_t cmd_sandbox_sub[] = {
89         U_BOOT_CMD_MKENT(load, 7, 0, do_sandbox_load, "", ""),
90         U_BOOT_CMD_MKENT(ls, 3, 0, do_sandbox_ls, "", ""),
91         U_BOOT_CMD_MKENT(save, 6, 0, do_sandbox_save, "", ""),
92         U_BOOT_CMD_MKENT(bind, 3, 0, do_sandbox_bind, "", ""),
93         U_BOOT_CMD_MKENT(info, 3, 0, do_sandbox_info, "", ""),
94 };
95
96 static int do_sandbox(cmd_tbl_t *cmdtp, int flag, int argc,
97                       char * const argv[])
98 {
99         cmd_tbl_t *c;
100
101         /* Skip past 'sandbox' */
102         argc--;
103         argv++;
104
105         c = find_cmd_tbl(argv[0], cmd_sandbox_sub,
106                          ARRAY_SIZE(cmd_sandbox_sub));
107
108         if (c)
109                 return c->cmd(cmdtp, flag, argc, argv);
110         else
111                 return CMD_RET_USAGE;
112 }
113
114 U_BOOT_CMD(
115         sb,     8,      1,      do_sandbox,
116         "Miscellaneous sandbox commands",
117         "load host <dev> <addr> <filename> [<bytes> <offset>]  - "
118                 "load a file from host\n"
119         "sb ls host <filename>                      - list files on host\n"
120         "sb save host <dev> <filename> <addr> <bytes> [<offset>] - "
121                 "save a file to host\n"
122         "sb bind <dev> [<filename>] - bind \"host\" device to file\n"
123         "sb info [<dev>]            - show device binding & info"
124 );