summaryrefslogtreecommitdiff
path: root/common/cmd_fat.c
blob: a32406c25a7c9570544205f399eae80deee0f419 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
/*
 * (C) Copyright 2002
 * Richard Jones, rjones@nexus-tech.net
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

/*
 * Boot support
 */
#include <common.h>
#include <command.h>
#include <s_record.h>
#include <net.h>
#include <ata.h>
#include <part.h>
#include <fat.h>
#include <fs.h>

int do_fat_fsload (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
	return do_load(cmdtp, flag, argc, argv, FS_TYPE_FAT);
}


U_BOOT_CMD(
	fatload,	7,	0,	do_fat_fsload,
	"load binary file from a dos filesystem",
	"<interface> [<dev[:part]>]  <addr> <filename> [bytes [pos]]\n"
	"    - Load binary file 'filename' from 'dev' on 'interface'\n"
	"      to address 'addr' from dos filesystem.\n"
	"      'pos' gives the file position to start loading from.\n"
	"      If 'pos' is omitted, 0 is used. 'pos' requires 'bytes'.\n"
	"      'bytes' gives the size to load. If 'bytes' is 0 or omitted,\n"
	"      the load stops on end of file.\n"
	"      If either 'pos' or 'bytes' are not aligned to\n"
	"      ARCH_DMA_MINALIGN then a misaligned buffer warning will\n"
	"      be printed and performance will suffer for the load."
);

static int do_fat_ls(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
	return do_ls(cmdtp, flag, argc, argv, FS_TYPE_FAT);
}

U_BOOT_CMD(
	fatls,	4,	1,	do_fat_ls,
	"list files in a directory (default /)",
	"<interface> [<dev[:part]>] [directory]\n"
	"    - list files from 'dev' on 'interface' in a 'directory'"
);

static int do_fat_fsinfo(cmd_tbl_t *cmdtp, int flag, int argc,
			 char * const argv[])
{
	int dev, part;
	block_dev_desc_t *dev_desc;
	disk_partition_t info;

	if (argc < 2) {
		printf("usage: fatinfo <interface> [<dev[:part]>]\n");
		return 0;
	}

	part = get_device_and_partition(argv[1], argv[2], &dev_desc, &info, 1);
	if (part < 0)
		return 1;

	dev = dev_desc->dev;
	if (fat_set_blk_dev(dev_desc, &info) != 0) {
		printf("\n** Unable to use %s %d:%d for fatinfo **\n",
			argv[1], dev, part);
		return 1;
	}
	return file_fat_detectfs();
}

U_BOOT_CMD(
	fatinfo,	3,	1,	do_fat_fsinfo,
	"print information about filesystem",
	"<interface> [<dev[:part]>]\n"
	"    - print information about filesystem from 'dev' on 'interface'"
);

#ifdef CONFIG_FAT_WRITE
static int do_fat_fswrite(cmd_tbl_t *cmdtp, int flag,
		int argc, char * const argv[])
{
	long size;
	unsigned long addr;
	unsigned long count;
	block_dev_desc_t *dev_desc = NULL;
	disk_partition_t info;
	int dev = 0;
	int part = 1;

	if (argc < 5)
		return cmd_usage(cmdtp);

	part = get_device_and_partition(argv[1], argv[2], &dev_desc, &info, 1);
	if (part < 0)
		return 1;

	dev = dev_desc->dev;

	if (fat_set_blk_dev(dev_desc, &info) != 0) {
		printf("\n** Unable to use %s %d:%d for fatwrite **\n",
			argv[1], dev, part);
		return 1;
	}
	addr = simple_strtoul(argv[3], NULL, 16);
	count = simple_strtoul(argv[5], NULL, 16);

	size = file_fat_write(argv[4], (void *)addr, count);
	if (size == -1) {
		printf("\n** Unable to write \"%s\" from %s %d:%d **\n",
			argv[4], argv[1], dev, part);
		return 1;
	}

	printf("%ld bytes written\n", size);

	return 0;
}

U_BOOT_CMD(
	fatwrite,	6,	0,	do_fat_fswrite,
	"write file into a dos filesystem",
	"<interface> <dev[:part]> <addr> <filename> <bytes>\n"
	"    - write file 'filename' from the address 'addr' in RAM\n"
	"      to 'dev' on 'interface'"
);
#endif

int do_fat_format(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
	int dev = 0;
	int part = 1;
	char *ep;
	block_dev_desc_t *dev_desc = NULL;

	if (argc < 2) {
		printf ("usage : fatformat <interface> <dev[:part]>\n");
		return(0);
	}

	dev = (int)simple_strtoul (argv[2], &ep, 16);
	dev_desc = get_dev(argv[1], dev);

	if (dev_desc == NULL) {
		puts ("\n ** Invalid boot device **\n");
		return 1;
	}

	if (*ep) {
		if (*ep != ':') {
			puts ("\n **Invald boot device,use 'dev[:part]'**\n");
			return 1;
		}
		part = (int)simple_strtoul(++ep, NULL, 16);
		if (part > 4 || part <1) {
			puts ("** Partition Number should be 1 ~ 4 **\n");
		}
	}
	printf("Start format MMC&d partition&d ...\n", dev, part);
	if (fat_format_device(dev_desc, part) != 0) {
		printf("Format failure!!!\n");
	}

	return 0;
}

U_BOOT_CMD(
	fatformat, 3, 0, do_fat_format,
	"fatformat - disk format by FAT32\n",
	"<interface(only support mmc)> <dev:partition num>\n"
	"	- format by FAT32 on 'interface'\n"
);