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5cf41dcc SW |
1 | /* |
2 | * Copyright (c) 2012, NVIDIA CORPORATION. All rights reserved. | |
3 | * | |
4 | * made from cmd_ext2, which was: | |
5 | * | |
6 | * (C) Copyright 2004 | |
7 | * esd gmbh <www.esd-electronics.com> | |
8 | * Reinhard Arlt <reinhard.arlt@esd-electronics.com> | |
9 | * | |
10 | * made from cmd_reiserfs by | |
11 | * | |
12 | * (C) Copyright 2003 - 2004 | |
13 | * Sysgo Real-Time Solutions, AG <www.elinos.com> | |
14 | * Pavel Bartusek <pba@sysgo.com> | |
15 | * | |
16 | * See file CREDITS for list of people who contributed to this | |
17 | * project. | |
18 | * | |
19 | * This program is free software; you can redistribute it and/or | |
20 | * modify it under the terms of the GNU General Public License as | |
21 | * published by the Free Software Foundation; either version 2 of | |
22 | * the License, or (at your option) any later version. | |
23 | * | |
24 | * This program is distributed in the hope that it will be useful, | |
25 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
26 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
27 | * GNU General Public License for more details. | |
28 | * | |
29 | * You should have received a copy of the GNU General Public License | |
30 | * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
31 | */ | |
32 | ||
33 | #include <common.h> | |
34 | #include <config.h> | |
35 | #include <command.h> | |
36 | #include <part.h> | |
37 | #include <vsprintf.h> | |
38 | ||
39 | #ifndef CONFIG_PARTITION_UUIDS | |
40 | #error CONFIG_PARTITION_UUIDS must be enabled for CONFIG_CMD_PART to be enabled | |
41 | #endif | |
42 | ||
43 | int do_part_uuid(int argc, char * const argv[]) | |
44 | { | |
45 | int part; | |
46 | block_dev_desc_t *dev_desc; | |
47 | disk_partition_t info; | |
48 | ||
49 | if (argc < 2) | |
50 | return CMD_RET_USAGE; | |
51 | if (argc > 3) | |
52 | return CMD_RET_USAGE; | |
53 | ||
54 | part = get_device_and_partition(argv[0], argv[1], &dev_desc, &info, 0); | |
55 | if (part < 0) | |
56 | return 1; | |
57 | ||
58 | if (argc > 2) | |
59 | setenv(argv[2], info.uuid); | |
60 | else | |
61 | printf("%s\n", info.uuid); | |
62 | ||
63 | return 0; | |
64 | } | |
65 | ||
66 | int do_part_list(int argc, char * const argv[]) | |
67 | { | |
68 | int ret; | |
69 | block_dev_desc_t *desc; | |
70 | ||
71 | if (argc != 2) | |
72 | return CMD_RET_USAGE; | |
73 | ||
74 | ret = get_device(argv[0], argv[1], &desc); | |
75 | if (ret < 0) | |
76 | return 1; | |
77 | ||
78 | print_part(desc); | |
79 | ||
80 | return 0; | |
81 | } | |
82 | ||
83 | int do_part(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) | |
84 | { | |
85 | if (argc < 2) | |
86 | return CMD_RET_USAGE; | |
87 | ||
88 | if (!strcmp(argv[1], "uuid")) | |
89 | return do_part_uuid(argc - 2, argv + 2); | |
90 | else if (!strcmp(argv[1], "list")) | |
91 | return do_part_list(argc - 2, argv + 2); | |
92 | ||
93 | return CMD_RET_USAGE; | |
94 | } | |
95 | ||
96 | U_BOOT_CMD( | |
97 | part, 5, 1, do_part, | |
98 | "disk partition related commands", | |
92668d68 | 99 | "uuid <interface> <dev>:<part>\n" |
5cf41dcc SW |
100 | " - print partition UUID\n" |
101 | "part uuid <interface> <dev>:<part> <varname>\n" | |
102 | " - set environment variable to partition UUID\n" | |
103 | "part list <interface> <dev>\n" | |
104 | " - print a device's partition table" | |
105 | ); |