xref: /OK3568_Linux_fs/u-boot/cmd/ubifs.c (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * (C) Copyright 2008
3*4882a593Smuzhiyun  * Stefan Roese, DENX Software Engineering, sr@denx.de.
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * SPDX-License-Identifier:	GPL-2.0+
6*4882a593Smuzhiyun  */
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun 
9*4882a593Smuzhiyun /*
10*4882a593Smuzhiyun  * UBIFS command support
11*4882a593Smuzhiyun  */
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun #undef DEBUG
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun #include <common.h>
16*4882a593Smuzhiyun #include <config.h>
17*4882a593Smuzhiyun #include <command.h>
18*4882a593Smuzhiyun #include <ubifs_uboot.h>
19*4882a593Smuzhiyun 
20*4882a593Smuzhiyun static int ubifs_initialized;
21*4882a593Smuzhiyun static int ubifs_mounted;
22*4882a593Smuzhiyun 
do_ubifs_mount(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])23*4882a593Smuzhiyun static int do_ubifs_mount(cmd_tbl_t *cmdtp, int flag, int argc,
24*4882a593Smuzhiyun 				char * const argv[])
25*4882a593Smuzhiyun {
26*4882a593Smuzhiyun 	char *vol_name;
27*4882a593Smuzhiyun 	int ret;
28*4882a593Smuzhiyun 
29*4882a593Smuzhiyun 	if (argc != 2)
30*4882a593Smuzhiyun 		return CMD_RET_USAGE;
31*4882a593Smuzhiyun 
32*4882a593Smuzhiyun 	vol_name = argv[1];
33*4882a593Smuzhiyun 	debug("Using volume %s\n", vol_name);
34*4882a593Smuzhiyun 
35*4882a593Smuzhiyun 	if (ubifs_initialized == 0) {
36*4882a593Smuzhiyun 		ubifs_init();
37*4882a593Smuzhiyun 		ubifs_initialized = 1;
38*4882a593Smuzhiyun 	}
39*4882a593Smuzhiyun 
40*4882a593Smuzhiyun 	ret = uboot_ubifs_mount(vol_name);
41*4882a593Smuzhiyun 	if (ret)
42*4882a593Smuzhiyun 		return -1;
43*4882a593Smuzhiyun 
44*4882a593Smuzhiyun 	ubifs_mounted = 1;
45*4882a593Smuzhiyun 
46*4882a593Smuzhiyun 	return 0;
47*4882a593Smuzhiyun }
48*4882a593Smuzhiyun 
ubifs_is_mounted(void)49*4882a593Smuzhiyun int ubifs_is_mounted(void)
50*4882a593Smuzhiyun {
51*4882a593Smuzhiyun 	return ubifs_mounted;
52*4882a593Smuzhiyun }
53*4882a593Smuzhiyun 
cmd_ubifs_umount(void)54*4882a593Smuzhiyun void cmd_ubifs_umount(void)
55*4882a593Smuzhiyun {
56*4882a593Smuzhiyun 	uboot_ubifs_umount();
57*4882a593Smuzhiyun 	ubifs_mounted = 0;
58*4882a593Smuzhiyun 	ubifs_initialized = 0;
59*4882a593Smuzhiyun }
60*4882a593Smuzhiyun 
do_ubifs_umount(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])61*4882a593Smuzhiyun static int do_ubifs_umount(cmd_tbl_t *cmdtp, int flag, int argc,
62*4882a593Smuzhiyun 				char * const argv[])
63*4882a593Smuzhiyun {
64*4882a593Smuzhiyun 	if (argc != 1)
65*4882a593Smuzhiyun 		return CMD_RET_USAGE;
66*4882a593Smuzhiyun 
67*4882a593Smuzhiyun 	if (ubifs_initialized == 0) {
68*4882a593Smuzhiyun 		printf("No UBIFS volume mounted!\n");
69*4882a593Smuzhiyun 		return -1;
70*4882a593Smuzhiyun 	}
71*4882a593Smuzhiyun 
72*4882a593Smuzhiyun 	cmd_ubifs_umount();
73*4882a593Smuzhiyun 
74*4882a593Smuzhiyun 	return 0;
75*4882a593Smuzhiyun }
76*4882a593Smuzhiyun 
do_ubifs_ls(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])77*4882a593Smuzhiyun static int do_ubifs_ls(cmd_tbl_t *cmdtp, int flag, int argc,
78*4882a593Smuzhiyun 			char * const argv[])
79*4882a593Smuzhiyun {
80*4882a593Smuzhiyun 	char *filename = "/";
81*4882a593Smuzhiyun 	int ret;
82*4882a593Smuzhiyun 
83*4882a593Smuzhiyun 	if (!ubifs_mounted) {
84*4882a593Smuzhiyun 		printf("UBIFS not mounted, use ubifsmount to mount volume first!\n");
85*4882a593Smuzhiyun 		return -1;
86*4882a593Smuzhiyun 	}
87*4882a593Smuzhiyun 
88*4882a593Smuzhiyun 	if (argc == 2)
89*4882a593Smuzhiyun 		filename = argv[1];
90*4882a593Smuzhiyun 	debug("Using filename %s\n", filename);
91*4882a593Smuzhiyun 
92*4882a593Smuzhiyun 	ret = ubifs_ls(filename);
93*4882a593Smuzhiyun 	if (ret) {
94*4882a593Smuzhiyun 		printf("** File not found %s **\n", filename);
95*4882a593Smuzhiyun 		ret = CMD_RET_FAILURE;
96*4882a593Smuzhiyun 	}
97*4882a593Smuzhiyun 
98*4882a593Smuzhiyun 	return ret;
99*4882a593Smuzhiyun }
100*4882a593Smuzhiyun 
do_ubifs_load(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])101*4882a593Smuzhiyun static int do_ubifs_load(cmd_tbl_t *cmdtp, int flag, int argc,
102*4882a593Smuzhiyun 				char * const argv[])
103*4882a593Smuzhiyun {
104*4882a593Smuzhiyun 	char *filename;
105*4882a593Smuzhiyun 	char *endp;
106*4882a593Smuzhiyun 	int ret;
107*4882a593Smuzhiyun 	u32 addr;
108*4882a593Smuzhiyun 	u32 size = 0;
109*4882a593Smuzhiyun 
110*4882a593Smuzhiyun 	if (!ubifs_mounted) {
111*4882a593Smuzhiyun 		printf("UBIFS not mounted, use ubifs mount to mount volume first!\n");
112*4882a593Smuzhiyun 		return -1;
113*4882a593Smuzhiyun 	}
114*4882a593Smuzhiyun 
115*4882a593Smuzhiyun 	if (argc < 3)
116*4882a593Smuzhiyun 		return CMD_RET_USAGE;
117*4882a593Smuzhiyun 
118*4882a593Smuzhiyun 	addr = simple_strtoul(argv[1], &endp, 16);
119*4882a593Smuzhiyun 	if (endp == argv[1])
120*4882a593Smuzhiyun 		return CMD_RET_USAGE;
121*4882a593Smuzhiyun 
122*4882a593Smuzhiyun 	filename = argv[2];
123*4882a593Smuzhiyun 
124*4882a593Smuzhiyun 	if (argc == 4) {
125*4882a593Smuzhiyun 		size = simple_strtoul(argv[3], &endp, 16);
126*4882a593Smuzhiyun 		if (endp == argv[3])
127*4882a593Smuzhiyun 			return CMD_RET_USAGE;
128*4882a593Smuzhiyun 	}
129*4882a593Smuzhiyun 	debug("Loading file '%s' to address 0x%08x (size %d)\n", filename, addr, size);
130*4882a593Smuzhiyun 
131*4882a593Smuzhiyun 	ret = ubifs_load(filename, addr, size);
132*4882a593Smuzhiyun 	if (ret) {
133*4882a593Smuzhiyun 		printf("** File not found %s **\n", filename);
134*4882a593Smuzhiyun 		ret = CMD_RET_FAILURE;
135*4882a593Smuzhiyun 	}
136*4882a593Smuzhiyun 
137*4882a593Smuzhiyun 	return ret;
138*4882a593Smuzhiyun }
139*4882a593Smuzhiyun 
140*4882a593Smuzhiyun U_BOOT_CMD(
141*4882a593Smuzhiyun 	ubifsmount, 2, 0, do_ubifs_mount,
142*4882a593Smuzhiyun 	"mount UBIFS volume",
143*4882a593Smuzhiyun 	"<volume-name>\n"
144*4882a593Smuzhiyun 	"    - mount 'volume-name' volume"
145*4882a593Smuzhiyun );
146*4882a593Smuzhiyun 
147*4882a593Smuzhiyun U_BOOT_CMD(
148*4882a593Smuzhiyun 	ubifsumount, 1, 0, do_ubifs_umount,
149*4882a593Smuzhiyun 	"unmount UBIFS volume",
150*4882a593Smuzhiyun 	"    - unmount current volume"
151*4882a593Smuzhiyun );
152*4882a593Smuzhiyun 
153*4882a593Smuzhiyun U_BOOT_CMD(
154*4882a593Smuzhiyun 	ubifsls, 2, 0, do_ubifs_ls,
155*4882a593Smuzhiyun 	"list files in a directory",
156*4882a593Smuzhiyun 	"[directory]\n"
157*4882a593Smuzhiyun 	"    - list files in a 'directory' (default '/')"
158*4882a593Smuzhiyun );
159*4882a593Smuzhiyun 
160*4882a593Smuzhiyun U_BOOT_CMD(
161*4882a593Smuzhiyun 	ubifsload, 4, 0, do_ubifs_load,
162*4882a593Smuzhiyun 	"load file from an UBIFS filesystem",
163*4882a593Smuzhiyun 	"<addr> <filename> [bytes]\n"
164*4882a593Smuzhiyun 	"    - load file 'filename' to address 'addr'"
165*4882a593Smuzhiyun );
166