1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * (C) Copyright 2008
4 * Stefan Roese, DENX Software Engineering, sr@denx.de.
5 */
6
7
8 /*
9 * UBIFS command support
10 */
11
12 #undef DEBUG
13
14 #include <common.h>
15 #include <config.h>
16 #include <command.h>
17 #include <ubifs_uboot.h>
18
19 static int ubifs_initialized;
20 static int ubifs_mounted;
21
cmd_ubifs_mount(char * vol_name)22 int cmd_ubifs_mount(char *vol_name)
23 {
24 int ret;
25
26 debug("Using volume %s\n", vol_name);
27
28 if (ubifs_initialized == 0) {
29 ubifs_init();
30 ubifs_initialized = 1;
31 }
32
33 ret = uboot_ubifs_mount(vol_name);
34 if (ret)
35 return -1;
36
37 ubifs_mounted = 1;
38
39 return ret;
40 }
do_ubifs_mount(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])41 static int do_ubifs_mount(cmd_tbl_t *cmdtp, int flag, int argc,
42 char * const argv[])
43 {
44 char *vol_name;
45
46 if (argc != 2)
47 return CMD_RET_USAGE;
48
49 vol_name = argv[1];
50
51 return cmd_ubifs_mount(vol_name);
52 }
53
ubifs_is_mounted(void)54 int ubifs_is_mounted(void)
55 {
56 return ubifs_mounted;
57 }
58
cmd_ubifs_umount(void)59 int cmd_ubifs_umount(void)
60 {
61 if (ubifs_initialized == 0) {
62 printf("No UBIFS volume mounted!\n");
63 return -1;
64 }
65
66 uboot_ubifs_umount();
67 ubifs_mounted = 0;
68 ubifs_initialized = 0;
69
70 return 0;
71 }
72
do_ubifs_umount(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])73 static int do_ubifs_umount(cmd_tbl_t *cmdtp, int flag, int argc,
74 char * const argv[])
75 {
76 if (argc != 1)
77 return CMD_RET_USAGE;
78
79 return cmd_ubifs_umount();
80 }
81
do_ubifs_ls(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])82 static int do_ubifs_ls(cmd_tbl_t *cmdtp, int flag, int argc,
83 char * const argv[])
84 {
85 char *filename = "/";
86 int ret;
87
88 if (!ubifs_mounted) {
89 printf("UBIFS not mounted, use ubifsmount to mount volume first!\n");
90 return -1;
91 }
92
93 if (argc == 2)
94 filename = argv[1];
95 debug("Using filename %s\n", filename);
96
97 ret = ubifs_ls(filename);
98 if (ret) {
99 printf("** File not found %s **\n", filename);
100 ret = CMD_RET_FAILURE;
101 }
102
103 return ret;
104 }
105
do_ubifs_load(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])106 static int do_ubifs_load(cmd_tbl_t *cmdtp, int flag, int argc,
107 char * const argv[])
108 {
109 char *filename;
110 char *endp;
111 int ret;
112 u32 addr;
113 u32 size = 0;
114
115 if (!ubifs_mounted) {
116 printf("UBIFS not mounted, use ubifs mount to mount volume first!\n");
117 return -1;
118 }
119
120 if (argc < 3)
121 return CMD_RET_USAGE;
122
123 addr = simple_strtoul(argv[1], &endp, 16);
124 if (endp == argv[1])
125 return CMD_RET_USAGE;
126
127 filename = argv[2];
128
129 if (argc == 4) {
130 size = simple_strtoul(argv[3], &endp, 16);
131 if (endp == argv[3])
132 return CMD_RET_USAGE;
133 }
134 debug("Loading file '%s' to address 0x%08x (size %d)\n", filename, addr, size);
135
136 ret = ubifs_load(filename, addr, size);
137 if (ret) {
138 printf("** File not found %s **\n", filename);
139 ret = CMD_RET_FAILURE;
140 }
141
142 return ret;
143 }
144
145 U_BOOT_CMD(
146 ubifsmount, 2, 0, do_ubifs_mount,
147 "mount UBIFS volume",
148 "<volume-name>\n"
149 " - mount 'volume-name' volume"
150 );
151
152 U_BOOT_CMD(
153 ubifsumount, 1, 0, do_ubifs_umount,
154 "unmount UBIFS volume",
155 " - unmount current volume"
156 );
157
158 U_BOOT_CMD(
159 ubifsls, 2, 0, do_ubifs_ls,
160 "list files in a directory",
161 "[directory]\n"
162 " - list files in a 'directory' (default '/')"
163 );
164
165 U_BOOT_CMD(
166 ubifsload, 4, 0, do_ubifs_load,
167 "load file from an UBIFS filesystem",
168 "<addr> <filename> [bytes]\n"
169 " - load file 'filename' to address 'addr'"
170 );
171