uboot/cmd/fs.c
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   1/*
   2 * Copyright (c) 2012, NVIDIA CORPORATION.  All rights reserved.
   3 *
   4 * Inspired by cmd_ext_common.c, cmd_fat.c.
   5 *
   6 * SPDX-License-Identifier:     GPL-2.0
   7 */
   8
   9#include <common.h>
  10#include <command.h>
  11#include <fs.h>
  12#include <efi_loader.h>
  13
  14static int do_size_wrapper(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
  15{
  16        return do_size(cmdtp, flag, argc, argv, FS_TYPE_ANY);
  17}
  18
  19U_BOOT_CMD(
  20        size,   4,      0,      do_size_wrapper,
  21        "determine a file's size",
  22        "<interface> <dev[:part]> <filename>\n"
  23        "    - Find file 'filename' from 'dev' on 'interface'\n"
  24        "      and determine its size."
  25);
  26
  27static int do_load_wrapper(cmd_tbl_t *cmdtp, int flag, int argc,
  28                                char * const argv[])
  29{
  30        efi_set_bootdev(argv[1], (argc > 2) ? argv[2] : "",
  31                        (argc > 4) ? argv[4] : "");
  32        return do_load(cmdtp, flag, argc, argv, FS_TYPE_ANY);
  33}
  34
  35U_BOOT_CMD(
  36        load,   7,      0,      do_load_wrapper,
  37        "load binary file from a filesystem",
  38        "<interface> [<dev[:part]> [<addr> [<filename> [bytes [pos]]]]]\n"
  39        "    - Load binary file 'filename' from partition 'part' on device\n"
  40        "       type 'interface' instance 'dev' to address 'addr' in memory.\n"
  41        "      'bytes' gives the size to load in bytes.\n"
  42        "      If 'bytes' is 0 or omitted, the file is read until the end.\n"
  43        "      'pos' gives the file byte position to start reading from.\n"
  44        "      If 'pos' is 0 or omitted, the file is read from the start."
  45)
  46
  47static int do_save_wrapper(cmd_tbl_t *cmdtp, int flag, int argc,
  48                                char * const argv[])
  49{
  50        return do_save(cmdtp, flag, argc, argv, FS_TYPE_ANY);
  51}
  52
  53U_BOOT_CMD(
  54        save,   7,      0,      do_save_wrapper,
  55        "save file to a filesystem",
  56        "<interface> <dev[:part]> <addr> <filename> bytes [pos]\n"
  57        "    - Save binary file 'filename' to partition 'part' on device\n"
  58        "      type 'interface' instance 'dev' from addr 'addr' in memory.\n"
  59        "      'bytes' gives the size to save in bytes and is mandatory.\n"
  60        "      'pos' gives the file byte position to start writing to.\n"
  61        "      If 'pos' is 0 or omitted, the file is written from the start."
  62)
  63
  64static int do_ls_wrapper(cmd_tbl_t *cmdtp, int flag, int argc,
  65                                char * const argv[])
  66{
  67        return do_ls(cmdtp, flag, argc, argv, FS_TYPE_ANY);
  68}
  69
  70U_BOOT_CMD(
  71        ls,     4,      1,      do_ls_wrapper,
  72        "list files in a directory (default /)",
  73        "<interface> [<dev[:part]> [directory]]\n"
  74        "    - List files in directory 'directory' of partition 'part' on\n"
  75        "      device type 'interface' instance 'dev'."
  76)
  77
  78static int do_fstype_wrapper(cmd_tbl_t *cmdtp, int flag, int argc,
  79                                char * const argv[])
  80{
  81        return do_fs_type(cmdtp, flag, argc, argv);
  82}
  83
  84U_BOOT_CMD(
  85        fstype, 4, 1, do_fstype_wrapper,
  86        "Look up a filesystem type",
  87        "<interface> <dev>:<part>\n"
  88        "- print filesystem type\n"
  89        "fstype <interface> <dev>:<part> <varname>\n"
  90        "- set environment variable to filesystem type\n"
  91);
  92