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a1596438 US |
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 | * This program is free software; you can redistribute it and/or | |
21 | * modify it under the terms of the GNU General Public License as | |
22 | * published by the Free Software Foundation; either version 2 of | |
23 | * the License, or (at your option) any later version. | |
24 | * | |
25 | * This program is distributed in the hope that it will be useful, | |
26 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
27 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
28 | * GNU General Public License for more details. | |
29 | * | |
30 | * You should have received a copy of the GNU General Public License | |
31 | * along with this program; if not, write to the Free Software | |
32 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, | |
33 | * MA 02111-1307 USA | |
34 | * | |
35 | */ | |
36 | ||
37 | /* | |
38 | * Changelog: | |
39 | * 0.1 - Newly created file for ext4fs support. Taken from cmd_ext2.c | |
40 | * file in uboot. Added ext4fs ls load and write support. | |
41 | */ | |
42 | ||
43 | #include <common.h> | |
44 | #include <part.h> | |
45 | #include <config.h> | |
46 | #include <command.h> | |
47 | #include <image.h> | |
48 | #include <linux/ctype.h> | |
49 | #include <asm/byteorder.h> | |
a1596438 US |
50 | #include <ext4fs.h> |
51 | #include <linux/stat.h> | |
52 | #include <malloc.h> | |
045fa1e1 | 53 | #include <fs.h> |
a1596438 US |
54 | |
55 | #if defined(CONFIG_CMD_USB) && defined(CONFIG_USB_STORAGE) | |
56 | #include <usb.h> | |
57 | #endif | |
58 | ||
a1596438 US |
59 | int do_ext4_load(cmd_tbl_t *cmdtp, int flag, int argc, |
60 | char *const argv[]) | |
61 | { | |
f9b55e22 | 62 | return do_load(cmdtp, flag, argc, argv, FS_TYPE_EXT, 16); |
a1596438 US |
63 | } |
64 | ||
65 | int do_ext4_ls(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[]) | |
66 | { | |
045fa1e1 | 67 | return do_ls(cmdtp, flag, argc, argv, FS_TYPE_EXT); |
a1596438 US |
68 | } |
69 | ||
ed34f34d | 70 | #if defined(CONFIG_CMD_EXT4_WRITE) |
ed34f34d US |
71 | int do_ext4_write(cmd_tbl_t *cmdtp, int flag, int argc, |
72 | char *const argv[]) | |
73 | { | |
74 | const char *filename = "/"; | |
81180819 | 75 | int dev, part; |
ed34f34d US |
76 | unsigned long ram_address; |
77 | unsigned long file_size; | |
78 | disk_partition_t info; | |
81180819 | 79 | block_dev_desc_t *dev_desc; |
ed34f34d US |
80 | |
81 | if (argc < 6) | |
82 | return cmd_usage(cmdtp); | |
83 | ||
10a37fd7 | 84 | part = get_device_and_partition(argv[1], argv[2], &dev_desc, &info, 1); |
81180819 | 85 | if (part < 0) |
ed34f34d | 86 | return 1; |
ed34f34d | 87 | |
81180819 | 88 | dev = dev_desc->dev; |
ed34f34d US |
89 | |
90 | /* get the filename */ | |
0171d52c | 91 | filename = argv[4]; |
ed34f34d US |
92 | |
93 | /* get the address in hexadecimal format (string to int) */ | |
0171d52c | 94 | ram_address = simple_strtoul(argv[3], NULL, 16); |
ed34f34d US |
95 | |
96 | /* get the filesize in base 10 format */ | |
97 | file_size = simple_strtoul(argv[5], NULL, 10); | |
98 | ||
99 | /* set the device as block device */ | |
81180819 | 100 | ext4fs_set_blk_dev(dev_desc, &info); |
ed34f34d US |
101 | |
102 | /* mount the filesystem */ | |
81180819 | 103 | if (!ext4fs_mount(info.size)) { |
b9dc4941 | 104 | printf("Bad ext4 partition %s %d:%d\n", argv[1], dev, part); |
ed34f34d US |
105 | goto fail; |
106 | } | |
107 | ||
108 | /* start write */ | |
109 | if (ext4fs_write(filename, (unsigned char *)ram_address, file_size)) { | |
110 | printf("** Error ext4fs_write() **\n"); | |
111 | goto fail; | |
112 | } | |
113 | ext4fs_close(); | |
ed34f34d US |
114 | |
115 | return 0; | |
116 | ||
117 | fail: | |
118 | ext4fs_close(); | |
ed34f34d US |
119 | |
120 | return 1; | |
121 | } | |
122 | ||
123 | U_BOOT_CMD(ext4write, 6, 1, do_ext4_write, | |
124 | "create a file in the root directory", | |
0171d52c | 125 | "<interface> <dev[:part]> <addr> <absolute filename path> [sizebytes]\n" |
b6a30444 | 126 | " - create a file in / directory"); |
ed34f34d US |
127 | |
128 | #endif | |
129 | ||
a1596438 US |
130 | U_BOOT_CMD(ext4ls, 4, 1, do_ext4_ls, |
131 | "list files in a directory (default /)", | |
132 | "<interface> <dev[:part]> [directory]\n" | |
b6a30444 | 133 | " - list files from 'dev' on 'interface' in a 'directory'"); |
a1596438 US |
134 | |
135 | U_BOOT_CMD(ext4load, 6, 0, do_ext4_load, | |
136 | "load binary file from a Ext4 filesystem", | |
137 | "<interface> <dev[:part]> [addr] [filename] [bytes]\n" | |
b6a30444 | 138 | " - load binary file 'filename' from 'dev' on 'interface'\n" |
3f83c87e SW |
139 | " to address 'addr' from ext4 filesystem.\n" |
140 | " All numeric parameters are assumed to be hex."); |