1*2e192b24SSimon Glass /* 2*2e192b24SSimon Glass * (C) Copyright 2011 - 2012 Samsung Electronics 3*2e192b24SSimon Glass * EXT4 filesystem implementation in Uboot by 4*2e192b24SSimon Glass * Uma Shankar <uma.shankar@samsung.com> 5*2e192b24SSimon Glass * Manjunatha C Achar <a.manjunatha@samsung.com> 6*2e192b24SSimon Glass * 7*2e192b24SSimon Glass * Ext4fs support 8*2e192b24SSimon Glass * made from existing cmd_ext2.c file of Uboot 9*2e192b24SSimon Glass * 10*2e192b24SSimon Glass * (C) Copyright 2004 11*2e192b24SSimon Glass * esd gmbh <www.esd-electronics.com> 12*2e192b24SSimon Glass * Reinhard Arlt <reinhard.arlt@esd-electronics.com> 13*2e192b24SSimon Glass * 14*2e192b24SSimon Glass * made from cmd_reiserfs by 15*2e192b24SSimon Glass * 16*2e192b24SSimon Glass * (C) Copyright 2003 - 2004 17*2e192b24SSimon Glass * Sysgo Real-Time Solutions, AG <www.elinos.com> 18*2e192b24SSimon Glass * Pavel Bartusek <pba@sysgo.com> 19*2e192b24SSimon Glass * 20*2e192b24SSimon Glass * SPDX-License-Identifier: GPL-2.0+ 21*2e192b24SSimon Glass */ 22*2e192b24SSimon Glass 23*2e192b24SSimon Glass /* 24*2e192b24SSimon Glass * Changelog: 25*2e192b24SSimon Glass * 0.1 - Newly created file for ext4fs support. Taken from cmd_ext2.c 26*2e192b24SSimon Glass * file in uboot. Added ext4fs ls load and write support. 27*2e192b24SSimon Glass */ 28*2e192b24SSimon Glass 29*2e192b24SSimon Glass #include <common.h> 30*2e192b24SSimon Glass #include <part.h> 31*2e192b24SSimon Glass #include <config.h> 32*2e192b24SSimon Glass #include <command.h> 33*2e192b24SSimon Glass #include <image.h> 34*2e192b24SSimon Glass #include <linux/ctype.h> 35*2e192b24SSimon Glass #include <asm/byteorder.h> 36*2e192b24SSimon Glass #include <ext4fs.h> 37*2e192b24SSimon Glass #include <linux/stat.h> 38*2e192b24SSimon Glass #include <malloc.h> 39*2e192b24SSimon Glass #include <fs.h> 40*2e192b24SSimon Glass 41*2e192b24SSimon Glass #if defined(CONFIG_CMD_USB) && defined(CONFIG_USB_STORAGE) 42*2e192b24SSimon Glass #include <usb.h> 43*2e192b24SSimon Glass #endif 44*2e192b24SSimon Glass 45*2e192b24SSimon Glass int do_ext4_size(cmd_tbl_t *cmdtp, int flag, int argc, 46*2e192b24SSimon Glass char *const argv[]) 47*2e192b24SSimon Glass { 48*2e192b24SSimon Glass return do_size(cmdtp, flag, argc, argv, FS_TYPE_EXT); 49*2e192b24SSimon Glass } 50*2e192b24SSimon Glass 51*2e192b24SSimon Glass int do_ext4_load(cmd_tbl_t *cmdtp, int flag, int argc, 52*2e192b24SSimon Glass char *const argv[]) 53*2e192b24SSimon Glass { 54*2e192b24SSimon Glass return do_load(cmdtp, flag, argc, argv, FS_TYPE_EXT); 55*2e192b24SSimon Glass } 56*2e192b24SSimon Glass 57*2e192b24SSimon Glass int do_ext4_ls(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[]) 58*2e192b24SSimon Glass { 59*2e192b24SSimon Glass return do_ls(cmdtp, flag, argc, argv, FS_TYPE_EXT); 60*2e192b24SSimon Glass } 61*2e192b24SSimon Glass 62*2e192b24SSimon Glass #if defined(CONFIG_CMD_EXT4_WRITE) 63*2e192b24SSimon Glass int do_ext4_write(cmd_tbl_t *cmdtp, int flag, int argc, 64*2e192b24SSimon Glass char *const argv[]) 65*2e192b24SSimon Glass { 66*2e192b24SSimon Glass return do_save(cmdtp, flag, argc, argv, FS_TYPE_EXT); 67*2e192b24SSimon Glass } 68*2e192b24SSimon Glass 69*2e192b24SSimon Glass U_BOOT_CMD(ext4write, 7, 1, do_ext4_write, 70*2e192b24SSimon Glass "create a file in the root directory", 71*2e192b24SSimon Glass "<interface> <dev[:part]> <addr> <absolute filename path>\n" 72*2e192b24SSimon Glass " [sizebytes] [file offset]\n" 73*2e192b24SSimon Glass " - create a file in / directory"); 74*2e192b24SSimon Glass 75*2e192b24SSimon Glass #endif 76*2e192b24SSimon Glass 77*2e192b24SSimon Glass U_BOOT_CMD( 78*2e192b24SSimon Glass ext4size, 4, 0, do_ext4_size, 79*2e192b24SSimon Glass "determine a file's size", 80*2e192b24SSimon Glass "<interface> <dev[:part]> <filename>\n" 81*2e192b24SSimon Glass " - Find file 'filename' from 'dev' on 'interface'\n" 82*2e192b24SSimon Glass " and determine its size." 83*2e192b24SSimon Glass ); 84*2e192b24SSimon Glass 85*2e192b24SSimon Glass U_BOOT_CMD(ext4ls, 4, 1, do_ext4_ls, 86*2e192b24SSimon Glass "list files in a directory (default /)", 87*2e192b24SSimon Glass "<interface> <dev[:part]> [directory]\n" 88*2e192b24SSimon Glass " - list files from 'dev' on 'interface' in a 'directory'"); 89*2e192b24SSimon Glass 90*2e192b24SSimon Glass U_BOOT_CMD(ext4load, 7, 0, do_ext4_load, 91*2e192b24SSimon Glass "load binary file from a Ext4 filesystem", 92*2e192b24SSimon Glass "<interface> [<dev[:part]> [addr [filename [bytes [pos]]]]]\n" 93*2e192b24SSimon Glass " - load binary file 'filename' from 'dev' on 'interface'\n" 94*2e192b24SSimon Glass " to address 'addr' from ext4 filesystem"); 95