LXR uboot/cmd/ext4.c

   1// SPDX-License-Identifier: GPL-2.0+
   2/*
   3 * (C) Copyright 2011 - 2012 Samsung Electronics
   4 * EXT4 filesystem implementation in Uboot by
   5 * Uma Shankar <uma.shankar@samsung.com>
   6 * Manjunatha C Achar <a.manjunatha@samsung.com>
   7 *
   8 * Ext4fs support
   9 * made from existing cmd_ext2.c file of Uboot
  10 *
  11 * (C) Copyright 2004
  12 * esd gmbh <www.esd-electronics.com>
  13 * Reinhard Arlt <reinhard.arlt@esd-electronics.com>
  14 *
  15 * made from cmd_reiserfs by
  16 *
  17 * (C) Copyright 2003 - 2004
  18 * Sysgo Real-Time Solutions, AG <www.elinos.com>
  19 * Pavel Bartusek <pba@sysgo.com>
  20 */
  21
  22/*
  23 * Changelog:
  24 *      0.1 - Newly created file for ext4fs support. Taken from cmd_ext2.c
  25 *              file in uboot. Added ext4fs ls load and write support.
  26 */
  27
  28#include <common.h>
  29#include <part.h>
  30#include <config.h>
  31#include <command.h>
  32#include <image.h>
  33#include <linux/ctype.h>
  34#include <asm/byteorder.h>
  35#include <ext4fs.h>
  36#include <linux/stat.h>
  37#include <malloc.h>
  38#include <fs.h>
  39
  40#if defined(CONFIG_CMD_USB) && defined(CONFIG_USB_STORAGE)
  41#include <usb.h>
  42#endif
  43
  44int do_ext4_size(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
  45{
  46        return do_size(cmdtp, flag, argc, argv, FS_TYPE_EXT);
  47}
  48
  49int do_ext4_load(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
  50{
  51        return do_load(cmdtp, flag, argc, argv, FS_TYPE_EXT);
  52}
  53
  54int do_ext4_ls(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
  55{
  56        return do_ls(cmdtp, flag, argc, argv, FS_TYPE_EXT);
  57}
  58
  59#if defined(CONFIG_CMD_EXT4_WRITE)
  60int do_ext4_write(struct cmd_tbl *cmdtp, int flag, int argc,
  61                  char *const argv[])
  62{
  63        return do_save(cmdtp, flag, argc, argv, FS_TYPE_EXT);
  64}
  65
  66U_BOOT_CMD(ext4write, 7, 1, do_ext4_write,
  67           "create a file in the root directory",
  68           "<interface> <dev[:part]> <addr> <absolute filename path>\n"
  69           "    [sizebytes] [file offset]\n"
  70           "    - create a file in / directory");
  71
  72#endif
  73
  74U_BOOT_CMD(
  75        ext4size,       4,      0,      do_ext4_size,
  76        "determine a file's size",
  77        "<interface> <dev[:part]> <filename>\n"
  78        "    - Find file 'filename' from 'dev' on 'interface'\n"
  79        "      and determine its size."
  80);
  81
  82U_BOOT_CMD(ext4ls, 4, 1, do_ext4_ls,
  83           "list files in a directory (default /)",
  84           "<interface> <dev[:part]> [directory]\n"
  85           "    - list files from 'dev' on 'interface' in a 'directory'");
  86
  87U_BOOT_CMD(ext4load, 7, 0, do_ext4_load,
  88           "load binary file from a Ext4 filesystem",
  89           "<interface> [<dev[:part]> [addr [filename [bytes [pos]]]]]\n"
  90           "    - load binary file 'filename' from 'dev' on 'interface'\n"
  91           "      to address 'addr' from ext4 filesystem");
  92