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