summaryrefslogtreecommitdiff
path: root/common/cmd_fat.c
blob: 01e02f5b2bb653caf2115091ae620587e3edf247 (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
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
/*
 * (C) Copyright 2002
 * Richard Jones, rjones@nexus-tech.net
 *
 * See file CREDITS for list of people who contributed to this
 * project.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of
 * the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 * MA 02111-1307 USA
 */

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


int do_fat_fsload (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
	long size;
	unsigned long offset;
	unsigned long count;
	char buf [12];
	block_dev_desc_t *dev_desc=NULL;
	disk_partition_t info;
	int part, dev;

	if (argc < 5) {
		printf("usage: fatload <interface> [<dev[:part]>] "
			"<addr> <filename> [bytes]\n");
		return 1;
	}

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

	dev = dev_desc->dev;
	if (fat_register_device(dev_desc,part)!=0) {
		printf("\n** Unable to use %s %d:%d for fatload **\n",
			argv[1], dev, part);
		return 1;
	}
	offset = simple_strtoul(argv[3], NULL, 16);
	if (argc == 6)
		count = simple_strtoul(argv[5], NULL, 16);
	else
		count = 0;
	size = file_fat_read(argv[4], (unsigned char *)offset, count);

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

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

	sprintf(buf, "%lX", size);
	setenv("filesize", buf);

	return 0;
}


U_BOOT_CMD(
	fatload,	6,	0,	do_fat_fsload,
	"load binary file from a dos filesystem",
	"<interface> [<dev[:part]>]  <addr> <filename> [bytes]\n"
	"    - load binary file 'filename' from 'dev' on 'interface'\n"
	"      to address 'addr' from dos filesystem"
);

int do_fat_ls (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
	char *filename = "/";
	int ret, dev, part;
	block_dev_desc_t *dev_desc=NULL;
	disk_partition_t info;

	if (argc < 2) {
		printf("usage: fatls <interface> [<dev[:part]>] [directory]\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_register_device(dev_desc,part)!=0) {
		printf("\n** Unable to use %s %d:%d for fatls **\n",
			argv[1], dev, part);
		return 1;
	}
	if (argc == 4)
		ret = file_fat_ls(argv[3]);
	else
		ret = file_fat_ls(filename);

	if(ret!=0)
		printf("No Fat FS detected\n");
	return ret;
}

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'"
);

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_register_device(dev_desc,part)!=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;
	char *ep;

	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_register_device(dev_desc, part) != 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