| Stephen Warren | 5cf41dc | 2012-09-21 09:51:01 +0000 | [diff] [blame] | 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", |
| 99 | "part uuid <interface> <dev>:<part>\n" |
| 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 | ); |