projects / people / ms / u-boot.git / blame
| Commit | Line | Data |
|---|---|---|
| 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 | * | |
| 1a459660 | 16 | * SPDX-License-Identifier: GPL-2.0+ |
| 5cf41dcc SW |
17 | */ |
| 18 | ||
| 19 | #include <common.h> | |
| 20 | #include <config.h> | |
| 21 | #include <command.h> | |
| 22 | #include <part.h> | |
| 23 | #include <vsprintf.h> | |
| 24 | ||
| 25 | #ifndef CONFIG_PARTITION_UUIDS | |
| 26 | #error CONFIG_PARTITION_UUIDS must be enabled for CONFIG_CMD_PART to be enabled | |
| 27 | #endif | |
| 28 | ||
| 0e350f81 | 29 | static int do_part_uuid(int argc, char * const argv[]) |
| 5cf41dcc SW |
30 | { |
| 31 | int part; | |
| 32 | block_dev_desc_t *dev_desc; | |
| 33 | disk_partition_t info; | |
| 34 | ||
| 35 | if (argc < 2) | |
| 36 | return CMD_RET_USAGE; | |
| 37 | if (argc > 3) | |
| 38 | return CMD_RET_USAGE; | |
| 39 | ||
| 40 | part = get_device_and_partition(argv[0], argv[1], &dev_desc, &info, 0); | |
| 41 | if (part < 0) | |
| 42 | return 1; | |
| 43 | ||
| 44 | if (argc > 2) | |
| 45 | setenv(argv[2], info.uuid); | |
| 46 | else | |
| 47 | printf("%s\n", info.uuid); | |
| 48 | ||
| 49 | return 0; | |
| 50 | } | |
| 51 | ||
| 0e350f81 | 52 | static int do_part_list(int argc, char * const argv[]) |
| 5cf41dcc SW |
53 | { |
| 54 | int ret; | |
| 55 | block_dev_desc_t *desc; | |
| 56 | ||
| e86df6ef | 57 | if (argc < 2 || argc > 3) |
| 5cf41dcc SW |
58 | return CMD_RET_USAGE; |
| 59 | ||
| 60 | ret = get_device(argv[0], argv[1], &desc); | |
| 61 | if (ret < 0) | |
| 62 | return 1; | |
| 63 | ||
| e86df6ef SS |
64 | if (argc == 3) { |
| 65 | int p; | |
| 66 | char str[512] = { 0, }; | |
| 67 | disk_partition_t info; | |
| 68 | ||
| 69 | for (p = 1; p < 128; p++) { | |
| 70 | int r = get_partition_info(desc, p, &info); | |
| 71 | ||
| 72 | if (r == 0) { | |
| 73 | char t[5]; | |
| 74 | sprintf(t, "%s%d", str[0] ? " " : "", p); | |
| 75 | strcat(str, t); | |
| 76 | } | |
| 77 | } | |
| 78 | setenv(argv[2], str); | |
| 79 | return 0; | |
| 80 | } | |
| 81 | ||
| 5cf41dcc SW |
82 | print_part(desc); |
| 83 | ||
| 84 | return 0; | |
| 85 | } | |
| 86 | ||
| 0e350f81 | 87 | static int do_part(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) |
| 5cf41dcc SW |
88 | { |
| 89 | if (argc < 2) | |
| 90 | return CMD_RET_USAGE; | |
| 91 | ||
| 92 | if (!strcmp(argv[1], "uuid")) | |
| 93 | return do_part_uuid(argc - 2, argv + 2); | |
| 94 | else if (!strcmp(argv[1], "list")) | |
| 95 | return do_part_list(argc - 2, argv + 2); | |
| 96 | ||
| 97 | return CMD_RET_USAGE; | |
| 98 | } | |
| 99 | ||
| 100 | U_BOOT_CMD( | |
| 101 | part, 5, 1, do_part, | |
| 102 | "disk partition related commands", | |
| 8210a343 | 103 | "part uuid <interface> <dev>:<part>\n" |
| 5cf41dcc SW |
104 | " - print partition UUID\n" |
| 105 | "part uuid <interface> <dev>:<part> <varname>\n" | |
| 106 | " - set environment variable to partition UUID\n" | |
| 107 | "part list <interface> <dev>\n" | |
| e86df6ef SS |
108 | " - print a device's partition table\n" |
| 109 | "part list <interface> <dev> <varname>\n" | |
| 110 | " - set environment variable to the list of partitions" | |
| 5cf41dcc | 111 | ); |