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 (at) samsung.com> 6 * Manjunatha C Achar <a.manjunatha (at) 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 (at) 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 (at) 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 44 int do_ext4_size(cmd_tbl_t *cmdtp, int flag, int argc, 45 char *const argv[]) 46 { 47 return do_size(cmdtp, flag, argc, argv, FS_TYPE_EXT); 48 } 49 50 int do_ext4_load(cmd_tbl_t *cmdtp, int flag, int argc, 51 char *const argv[]) 52 { 53 return do_load(cmdtp, flag, argc, argv, FS_TYPE_EXT); 54 } 55 56 int do_ext4_ls(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[]) 57 { 58 return do_ls(cmdtp, flag, argc, argv, FS_TYPE_EXT); 59 } 60 61 #if defined(CONFIG_CMD_EXT4_WRITE) 62 int do_ext4_write(cmd_tbl_t *cmdtp, int flag, int argc, 63 char *const argv[]) 64 { 65 return do_save(cmdtp, flag, argc, argv, FS_TYPE_EXT); 66 } 67 68 U_BOOT_CMD(ext4write, 7, 1, do_ext4_write, 69 "create a file in the root directory", 70 "<interface> <dev[:part]> <addr> <absolute filename path>\n" 71 " [sizebytes] [file offset]\n" 72 " - create a file in / directory"); 73 74 #endif 75 76 U_BOOT_CMD( 77 ext4size, 4, 0, do_ext4_size, 78 "determine a file's size", 79 "<interface> <dev[:part]> <filename>\n" 80 " - Find file 'filename' from 'dev' on 'interface'\n" 81 " and determine its size." 82 ); 83 84 U_BOOT_CMD(ext4ls, 4, 1, do_ext4_ls, 85 "list files in a directory (default /)", 86 "<interface> <dev[:part]> [directory]\n" 87 " - list files from 'dev' on 'interface' in a 'directory'"); 88 89 U_BOOT_CMD(ext4load, 7, 0, do_ext4_load, 90 "load binary file from a Ext4 filesystem", 91 "<interface> [<dev[:part]> [addr [filename [bytes [pos]]]]]\n" 92 " - load binary file 'filename' from 'dev' on 'interface'\n" 93 " to address 'addr' from ext4 filesystem"); 94
