LXR uboot/cmd/ext4.c

   1/*
   2 * (C) Copyright 2011 - 2012 Samsung Electronics
   3 * EXT4 filesystem implementation in Uboot by
   4 * Uma Shankar <uma.shankar@samsung.com>
   5 * Manjunatha C Achar <a.manjunatha@samsung.com>
   6 *
   7 * Ext4fs support
   8 * made from existing cmd_ext2.c file of Uboot
   9 *
  10 * (C) Copyright 2004
  11 * esd gmbh <www.esd-electronics.com>
  12 * Reinhard Arlt <reinhard.arlt@esd-electronics.com>
  13 *
  14 * made from cmd_reiserfs by
  15 *
  16 * (C) Copyright 2003 - 2004
  17 * Sysgo Real-Time Solutions, AG <www.elinos.com>
  18 * Pavel Bartusek <pba@sysgo.com>
  19 *
  20 * SPDX-License-Identifier:     GPL-2.0+
  21 */
  22
  23/*
  24 * Changelog:
  25 *      0.1 - Newly created file for ext4fs support. Taken from cmd_ext2.c
  26 *              file in uboot. Added ext4fs ls load and write support.
  27 */
  28
  29#include <common.h>
  30#include <part.h>
  31#include <config.h>
  32#include <command.h>
  33#include <image.h>
  34#include <linux/ctype.h>
  35#include <asm/byteorder.h>
  36#include <ext4fs.h>
  37#include <linux/stat.h>
  38#include <malloc.h>
  39#include <fs.h>
  40
  41#if defined(CONFIG_CMD_USB) && defined(CONFIG_USB_STORAGE)
  42#include <usb.h>
  43#endif
  44
  45int do_ext4_size(cmd_tbl_t *cmdtp, int flag, int argc,
  46                                                char *const argv[])
  47{
  48        return do_size(cmdtp, flag, argc, argv, FS_TYPE_EXT);
  49}
  50
  51int do_ext4_load(cmd_tbl_t *cmdtp, int flag, int argc,
  52                                                char *const argv[])
  53{
  54        return do_load(cmdtp, flag, argc, argv, FS_TYPE_EXT);
  55}
  56
  57int do_ext4_ls(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
  58{
  59        return do_ls(cmdtp, flag, argc, argv, FS_TYPE_EXT);
  60}
  61
  62#if defined(CONFIG_CMD_EXT4_WRITE)
  63int do_ext4_write(cmd_tbl_t *cmdtp, int flag, int argc,
  64                  char *const argv[])
  65{
  66        return do_save(cmdtp, flag, argc, argv, FS_TYPE_EXT);
  67}
  68
  69U_BOOT_CMD(ext4write, 7, 1, do_ext4_write,
  70           "create a file in the root directory",
  71           "<interface> <dev[:part]> <addr> <absolute filename path>\n"
  72           "    [sizebytes] [file offset]\n"
  73           "    - create a file in / directory");
  74
  75#endif
  76
  77U_BOOT_CMD(
  78        ext4size,       4,      0,      do_ext4_size,
  79        "determine a file's size",
  80        "<interface> <dev[:part]> <filename>\n"
  81        "    - Find file 'filename' from 'dev' on 'interface'\n"
  82        "      and determine its size."
  83);
  84
  85U_BOOT_CMD(ext4ls, 4, 1, do_ext4_ls,
  86           "list files in a directory (default /)",
  87           "<interface> <dev[:part]> [directory]\n"
  88           "    - list files from 'dev' on 'interface' in a 'directory'");
  89
  90U_BOOT_CMD(ext4load, 7, 0, do_ext4_load,
  91           "load binary file from a Ext4 filesystem",
  92           "<interface> [<dev[:part]> [addr [filename [bytes [pos]]]]]\n"
  93           "    - load binary file 'filename' from 'dev' on 'interface'\n"
  94           "      to address 'addr' from ext4 filesystem");
  95