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[u-boot] / common / cmd_cbfs.c
1 /*
2  * Copyright (c) 2011 The Chromium OS Authors. All rights reserved.
3  *
4  * See file CREDITS for list of people who contributed to this
5  * project.
6  *
7  * This program is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU General Public License as
9  * published by the Free Software Foundation; either version 2 of
10  * the License, or (at your option) any later version.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this program; if not, write to the Free Software
19  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
20  * MA 02111-1307 USA
21  */
22
23 /*
24  * CBFS commands
25  */
26 #include <common.h>
27 #include <command.h>
28 #include <cbfs.h>
29
30 int do_cbfs_init(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
31 {
32         uintptr_t end_of_rom = 0xffffffff;
33         char *ep;
34
35         if (argc > 2) {
36                 printf("usage: cbfsls [end of rom]>\n");
37                 return 0;
38         }
39         if (argc == 2) {
40                 end_of_rom = (int)simple_strtoul(argv[1], &ep, 16);
41                 if (*ep) {
42                         puts("\n** Invalid end of ROM **\n");
43                         return 1;
44                 }
45         }
46         file_cbfs_init(end_of_rom);
47         if (file_cbfs_result != CBFS_SUCCESS) {
48                 printf("%s.\n", file_cbfs_error());
49                 return 1;
50         }
51         return 0;
52 }
53
54 U_BOOT_CMD(
55         cbfsinit,       2,      0,      do_cbfs_init,
56         "initialize the cbfs driver",
57         "[end of rom]\n"
58         "    - Initialize the cbfs driver. The optional 'end of rom'\n"
59         "      parameter specifies where the end of the ROM is that the\n"
60         "      CBFS is in. It defaults to 0xFFFFFFFF\n"
61 );
62
63 int do_cbfs_fsload(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
64 {
65         const struct cbfs_cachenode *file;
66         unsigned long offset;
67         unsigned long count;
68         long size;
69
70         if (argc < 3) {
71                 printf("usage: cbfsload <addr> <filename> [bytes]\n");
72                 return 1;
73         }
74
75         /* parse offset and count */
76         offset = simple_strtoul(argv[1], NULL, 16);
77         if (argc == 4)
78                 count = simple_strtoul(argv[3], NULL, 16);
79         else
80                 count = 0;
81
82         file = file_cbfs_find(argv[2]);
83         if (!file) {
84                 if (file_cbfs_result == CBFS_FILE_NOT_FOUND)
85                         printf("%s: %s\n", file_cbfs_error(), argv[2]);
86                 else
87                         printf("%s.\n", file_cbfs_error());
88                 return 1;
89         }
90
91         printf("reading %s\n", file_cbfs_name(file));
92
93         size = file_cbfs_read(file, (void *)offset, count);
94
95         printf("\n%ld bytes read\n", size);
96
97         setenv_hex("filesize", size);
98
99         return 0;
100 }
101
102 U_BOOT_CMD(
103         cbfsload,       4,      0,      do_cbfs_fsload,
104         "load binary file from a cbfs filesystem",
105         "<addr> <filename> [bytes]\n"
106         "    - load binary file 'filename' from the cbfs to address 'addr'\n"
107 );
108
109 int do_cbfs_ls(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
110 {
111         const struct cbfs_cachenode *file = file_cbfs_get_first();
112         int files = 0;
113
114         if (!file) {
115                 printf("%s.\n", file_cbfs_error());
116                 return 1;
117         }
118
119         printf("     size              type  name\n");
120         printf("------------------------------------------\n");
121         while (file) {
122                 u32 type = file_cbfs_type(file);
123                 char *type_name = NULL;
124                 const char *filename = file_cbfs_name(file);
125
126                 printf(" %8d", file_cbfs_size(file));
127
128                 switch (type) {
129                 case CBFS_TYPE_STAGE:
130                         type_name = "stage";
131                         break;
132                 case CBFS_TYPE_PAYLOAD:
133                         type_name = "payload";
134                         break;
135                 case CBFS_TYPE_OPTIONROM:
136                         type_name = "option rom";
137                         break;
138                 case CBFS_TYPE_BOOTSPLASH:
139                         type_name = "boot splash";
140                         break;
141                 case CBFS_TYPE_RAW:
142                         type_name = "raw";
143                         break;
144                 case CBFS_TYPE_VSA:
145                         type_name = "vsa";
146                         break;
147                 case CBFS_TYPE_MBI:
148                         type_name = "mbi";
149                         break;
150                 case CBFS_TYPE_MICROCODE:
151                         type_name = "microcode";
152                         break;
153                 case CBFS_COMPONENT_CMOS_DEFAULT:
154                         type_name = "cmos default";
155                         break;
156                 case CBFS_COMPONENT_CMOS_LAYOUT:
157                         type_name = "cmos layout";
158                         break;
159                 case -1UL:
160                         type_name = "null";
161                         break;
162                 }
163                 if (type_name)
164                         printf("  %16s", type_name);
165                 else
166                         printf("  %16d", type);
167
168                 if (filename[0])
169                         printf("  %s\n", filename);
170                 else
171                         printf("  %s\n", "(empty)");
172                 file_cbfs_get_next(&file);
173                 files++;
174         }
175
176         printf("\n%d file(s)\n\n", files);
177         return 0;
178 }
179
180 U_BOOT_CMD(
181         cbfsls, 1,      1,      do_cbfs_ls,
182         "list files",
183         "    - list the files in the cbfs\n"
184 );
185
186 int do_cbfs_fsinfo(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
187 {
188         const struct cbfs_header *header = file_cbfs_get_header();
189
190         if (!header) {
191                 printf("%s.\n", file_cbfs_error());
192                 return 1;
193         }
194
195         printf("\n");
196         printf("CBFS version: %#x\n", header->version);
197         printf("ROM size: %#x\n", header->rom_size);
198         printf("Boot block size: %#x\n", header->boot_block_size);
199         printf("CBFS size: %#x\n",
200                 header->rom_size - header->boot_block_size - header->offset);
201         printf("Alignment: %d\n", header->align);
202         printf("Offset: %#x\n", header->offset);
203         printf("\n");
204
205         return 0;
206 }
207
208 U_BOOT_CMD(
209         cbfsinfo,       1,      1,      do_cbfs_fsinfo,
210         "print information about filesystem",
211         "    - print information about the cbfs filesystem\n"
212 );