]>
git.ipfire.org Git - thirdparty/u-boot.git/blob - cmd/fat.c
1 // SPDX-License-Identifier: GPL-2.0+
4 * Richard Jones, rjones@nexus-tech.net
14 #include <asm/cache.h>
16 int do_fat_size(cmd_tbl_t
*cmdtp
, int flag
, int argc
, char * const argv
[])
18 return do_size(cmdtp
, flag
, argc
, argv
, FS_TYPE_FAT
);
22 fatsize
, 4, 0, do_fat_size
,
23 "determine a file's size",
24 "<interface> <dev[:part]> <filename>\n"
25 " - Find file 'filename' from 'dev' on 'interface'\n"
26 " and determine its size."
29 int do_fat_fsload(cmd_tbl_t
*cmdtp
, int flag
, int argc
, char * const argv
[])
31 return do_load(cmdtp
, flag
, argc
, argv
, FS_TYPE_FAT
);
36 fatload
, 7, 0, do_fat_fsload
,
37 "load binary file from a dos filesystem",
38 "<interface> [<dev[:part]> [<addr> [<filename> [bytes [pos]]]]]\n"
39 " - Load binary file 'filename' from 'dev' on 'interface'\n"
40 " to address 'addr' from dos filesystem.\n"
41 " 'pos' gives the file position to start loading from.\n"
42 " If 'pos' is omitted, 0 is used. 'pos' requires 'bytes'.\n"
43 " 'bytes' gives the size to load. If 'bytes' is 0 or omitted,\n"
44 " the load stops on end of file.\n"
45 " If either 'pos' or 'bytes' are not aligned to\n"
46 " ARCH_DMA_MINALIGN then a misaligned buffer warning will\n"
47 " be printed and performance will suffer for the load."
50 static int do_fat_ls(cmd_tbl_t
*cmdtp
, int flag
, int argc
, char * const argv
[])
52 return do_ls(cmdtp
, flag
, argc
, argv
, FS_TYPE_FAT
);
56 fatls
, 4, 1, do_fat_ls
,
57 "list files in a directory (default /)",
58 "<interface> [<dev[:part]>] [directory]\n"
59 " - list files from 'dev' on 'interface' in a 'directory'"
62 static int do_fat_fsinfo(cmd_tbl_t
*cmdtp
, int flag
, int argc
,
66 struct blk_desc
*dev_desc
;
67 disk_partition_t info
;
70 printf("usage: fatinfo <interface> [<dev[:part]>]\n");
74 part
= blk_get_device_part_str(argv
[1], argv
[2], &dev_desc
, &info
, 1);
78 dev
= dev_desc
->devnum
;
79 if (fat_set_blk_dev(dev_desc
, &info
) != 0) {
80 printf("\n** Unable to use %s %d:%d for fatinfo **\n",
84 return file_fat_detectfs();
88 fatinfo
, 3, 1, do_fat_fsinfo
,
89 "print information about filesystem",
90 "<interface> [<dev[:part]>]\n"
91 " - print information about filesystem from 'dev' on 'interface'"
94 #ifdef CONFIG_FAT_WRITE
95 static int do_fat_fswrite(cmd_tbl_t
*cmdtp
, int flag
,
96 int argc
, char * const argv
[])
103 struct blk_desc
*dev_desc
= NULL
;
104 disk_partition_t info
;
110 return cmd_usage(cmdtp
);
112 part
= blk_get_device_part_str(argv
[1], argv
[2], &dev_desc
, &info
, 1);
116 dev
= dev_desc
->devnum
;
118 if (fat_set_blk_dev(dev_desc
, &info
) != 0) {
119 printf("\n** Unable to use %s %d:%d for fatwrite **\n",
123 addr
= simple_strtoul(argv
[3], NULL
, 16);
124 count
= (argc
<= 5) ? 0 : simple_strtoul(argv
[5], NULL
, 16);
125 /* offset should be a hex, but "-1" is allowed */
126 offset
= (argc
<= 6) ? 0 : simple_strtol(argv
[6], NULL
, 16);
128 buf
= map_sysmem(addr
, count
);
129 ret
= file_fat_write(argv
[4], buf
, offset
, count
, &size
);
132 printf("\n** Unable to write \"%s\" from %s %d:%d **\n",
133 argv
[4], argv
[1], dev
, part
);
137 printf("%llu bytes written\n", size
);
143 fatwrite
, 7, 0, do_fat_fswrite
,
144 "write file into a dos filesystem",
145 "<interface> <dev[:part]> <addr> <filename> [<bytes> [<offset>]]\n"
146 " - write file 'filename' from the address 'addr' in RAM\n"
147 " to 'dev' on 'interface'"
150 static int do_fat_rm(cmd_tbl_t
*cmdtp
, int flag
, int argc
, char * const argv
[])
152 return do_rm(cmdtp
, flag
, argc
, argv
, FS_TYPE_FAT
);
156 fatrm
, 4, 1, do_fat_rm
,
158 "<interface> [<dev[:part]>] <filename>\n"
159 " - delete a file from 'dev' on 'interface'"
162 static int do_fat_mkdir(cmd_tbl_t
*cmdtp
, int flag
, int argc
,
165 return do_mkdir(cmdtp
, flag
, argc
, argv
, FS_TYPE_FAT
);
169 fatmkdir
, 4, 1, do_fat_mkdir
,
170 "create a directory",
171 "<interface> [<dev[:part]>] <directory>\n"
172 " - create a directory in 'dev' on 'interface'"