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
do_ext4_size(struct cmd_tbl * cmdtp,int flag,int argc,char * const argv[])44 int 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
do_ext4_load(struct cmd_tbl * cmdtp,int flag,int argc,char * const argv[])49 int 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
do_ext4_ls(struct cmd_tbl * cmdtp,int flag,int argc,char * const argv[])54 int 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)
do_ext4_write(struct cmd_tbl * cmdtp,int flag,int argc,char * const argv[])60 int 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
66 U_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
74 U_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
82 U_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
87 U_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