summaryrefslogtreecommitdiff
path: root/cmd/ubifs.c
blob: 7a620c5e21da6947d67c5f2df79678fdc9bfd8be (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
// SPDX-License-Identifier: GPL-2.0+
/*
 * (C) Copyright 2008
 * Stefan Roese, DENX Software Engineering, sr@denx.de.
 */


/*
 * UBIFS command support
 */

#undef DEBUG

#include <common.h>
#include <config.h>
#include <command.h>
#include <log.h>
#include <ubifs_uboot.h>

static int ubifs_initialized;
static int ubifs_mounted;

int cmd_ubifs_mount(char *vol_name)
{
	int ret;

	debug("Using volume %s\n", vol_name);

	if (ubifs_initialized == 0) {
		ubifs_init();
		ubifs_initialized = 1;
	}

	ret = uboot_ubifs_mount(vol_name);
	if (ret)
		return -1;

	ubifs_mounted = 1;

	return ret;
}

static int do_ubifs_mount(struct cmd_tbl *cmdtp, int flag, int argc,
			  char *const argv[])
{
	char *vol_name;

	if (argc != 2)
		return CMD_RET_USAGE;

	vol_name = argv[1];

	return cmd_ubifs_mount(vol_name);
}

int ubifs_is_mounted(void)
{
	return ubifs_mounted;
}

int cmd_ubifs_umount(void)
{
	if (ubifs_initialized == 0) {
		printf("No UBIFS volume mounted!\n");
		return -1;
	}

	uboot_ubifs_umount();
	ubifs_mounted = 0;
	ubifs_initialized = 0;

	return 0;
}

static int do_ubifs_umount(struct cmd_tbl *cmdtp, int flag, int argc,
			   char *const argv[])
{
	if (argc != 1)
		return CMD_RET_USAGE;

	return cmd_ubifs_umount();
}

static int do_ubifs_ls(struct cmd_tbl *cmdtp, int flag, int argc,
		       char *const argv[])
{
	char *filename = "/";
	int ret;

	if (!ubifs_mounted) {
		printf("UBIFS not mounted, use ubifsmount to mount volume first!\n");
		return -1;
	}

	if (argc == 2)
		filename = argv[1];
	debug("Using filename %s\n", filename);

	ret = ubifs_ls(filename);
	if (ret) {
		printf("** File not found %s **\n", filename);
		ret = CMD_RET_FAILURE;
	}

	return ret;
}

static int do_ubifs_load(struct cmd_tbl *cmdtp, int flag, int argc,
			 char *const argv[])
{
	char *filename;
	char *endp;
	int ret;
	u32 addr;
	u32 size = 0;

	if (!ubifs_mounted) {
		printf("UBIFS not mounted, use ubifs mount to mount volume first!\n");
		return -1;
	}

	if (argc < 3)
		return CMD_RET_USAGE;

	addr = hextoul(argv[1], &endp);
	if (endp == argv[1])
		return CMD_RET_USAGE;

	filename = argv[2];

	if (argc == 4) {
		size = hextoul(argv[3], &endp);
		if (endp == argv[3])
			return CMD_RET_USAGE;
	}
	debug("Loading file '%s' to address 0x%08x (size %d)\n", filename, addr, size);

	ret = ubifs_load(filename, addr, size);
	if (ret) {
		printf("** File not found %s **\n", filename);
		ret = CMD_RET_FAILURE;
	}

	return ret;
}

U_BOOT_CMD(
	ubifsmount, 2, 0, do_ubifs_mount,
	"mount UBIFS volume",
	"<volume-name>\n"
	"    - mount 'volume-name' volume"
);

U_BOOT_CMD(
	ubifsumount, 1, 0, do_ubifs_umount,
	"unmount UBIFS volume",
	"    - unmount current volume"
);

U_BOOT_CMD(
	ubifsls, 2, 0, do_ubifs_ls,
	"list files in a directory",
	"[directory]\n"
	"    - list files in a 'directory' (default '/')"
);

U_BOOT_CMD(
	ubifsload, 4, 0, do_ubifs_load,
	"load file from an UBIFS filesystem",
	"<addr> <filename> [bytes]\n"
	"    - load file 'filename' to address 'addr'"
);