1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * Copyright (c) 2011 The Chromium OS Authors. All rights reserved.
4 */
5
6 /*
7 * CBFS commands
8 */
9 #include <common.h>
10 #include <command.h>
11 #include <cbfs.h>
12
do_cbfs_init(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])13 static int do_cbfs_init(cmd_tbl_t *cmdtp, int flag, int argc,
14 char *const argv[])
15 {
16 uintptr_t end_of_rom = 0xffffffff;
17 char *ep;
18
19 if (argc > 2) {
20 printf("usage: cbfsls [end of rom]>\n");
21 return 0;
22 }
23 if (argc == 2) {
24 end_of_rom = simple_strtoul(argv[1], &ep, 16);
25 if (*ep) {
26 puts("\n** Invalid end of ROM **\n");
27 return 1;
28 }
29 }
30 file_cbfs_init(end_of_rom);
31 if (file_cbfs_result != CBFS_SUCCESS) {
32 printf("%s.\n", file_cbfs_error());
33 return 1;
34 }
35 return 0;
36 }
37
38 U_BOOT_CMD(
39 cbfsinit, 2, 0, do_cbfs_init,
40 "initialize the cbfs driver",
41 "[end of rom]\n"
42 " - Initialize the cbfs driver. The optional 'end of rom'\n"
43 " parameter specifies where the end of the ROM is that the\n"
44 " CBFS is in. It defaults to 0xFFFFFFFF\n"
45 );
46
do_cbfs_fsload(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])47 static int do_cbfs_fsload(cmd_tbl_t *cmdtp, int flag, int argc,
48 char *const argv[])
49 {
50 const struct cbfs_cachenode *file;
51 unsigned long offset;
52 unsigned long count;
53 long size;
54
55 if (argc < 3) {
56 printf("usage: cbfsload <addr> <filename> [bytes]\n");
57 return 1;
58 }
59
60 /* parse offset and count */
61 offset = simple_strtoul(argv[1], NULL, 16);
62 if (argc == 4)
63 count = simple_strtoul(argv[3], NULL, 16);
64 else
65 count = 0;
66
67 file = file_cbfs_find(argv[2]);
68 if (!file) {
69 if (file_cbfs_result == CBFS_FILE_NOT_FOUND)
70 printf("%s: %s\n", file_cbfs_error(), argv[2]);
71 else
72 printf("%s.\n", file_cbfs_error());
73 return 1;
74 }
75
76 printf("reading %s\n", file_cbfs_name(file));
77
78 size = file_cbfs_read(file, (void *)offset, count);
79
80 printf("\n%ld bytes read\n", size);
81
82 env_set_hex("filesize", size);
83
84 return 0;
85 }
86
87 U_BOOT_CMD(
88 cbfsload, 4, 0, do_cbfs_fsload,
89 "load binary file from a cbfs filesystem",
90 "<addr> <filename> [bytes]\n"
91 " - load binary file 'filename' from the cbfs to address 'addr'\n"
92 );
93
do_cbfs_ls(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])94 static int do_cbfs_ls(cmd_tbl_t *cmdtp, int flag, int argc,
95 char *const argv[])
96 {
97 const struct cbfs_cachenode *file = file_cbfs_get_first();
98 int files = 0;
99
100 if (!file) {
101 printf("%s.\n", file_cbfs_error());
102 return 1;
103 }
104
105 printf(" size type name\n");
106 printf("------------------------------------------\n");
107 while (file) {
108 int type = file_cbfs_type(file);
109 char *type_name = NULL;
110 const char *filename = file_cbfs_name(file);
111
112 printf(" %8d", file_cbfs_size(file));
113
114 switch (type) {
115 case CBFS_TYPE_STAGE:
116 type_name = "stage";
117 break;
118 case CBFS_TYPE_PAYLOAD:
119 type_name = "payload";
120 break;
121 case CBFS_TYPE_OPTIONROM:
122 type_name = "option rom";
123 break;
124 case CBFS_TYPE_BOOTSPLASH:
125 type_name = "boot splash";
126 break;
127 case CBFS_TYPE_RAW:
128 type_name = "raw";
129 break;
130 case CBFS_TYPE_VSA:
131 type_name = "vsa";
132 break;
133 case CBFS_TYPE_MBI:
134 type_name = "mbi";
135 break;
136 case CBFS_TYPE_MICROCODE:
137 type_name = "microcode";
138 break;
139 case CBFS_COMPONENT_CMOS_DEFAULT:
140 type_name = "cmos default";
141 break;
142 case CBFS_COMPONENT_CMOS_LAYOUT:
143 type_name = "cmos layout";
144 break;
145 case -1:
146 case 0:
147 type_name = "null";
148 break;
149 }
150 if (type_name)
151 printf(" %16s", type_name);
152 else
153 printf(" %16d", type);
154
155 if (filename[0])
156 printf(" %s\n", filename);
157 else
158 printf(" %s\n", "(empty)");
159 file_cbfs_get_next(&file);
160 files++;
161 }
162
163 printf("\n%d file(s)\n\n", files);
164 return 0;
165 }
166
167 U_BOOT_CMD(
168 cbfsls, 1, 1, do_cbfs_ls,
169 "list files",
170 " - list the files in the cbfs\n"
171 );
172
do_cbfs_fsinfo(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])173 static int do_cbfs_fsinfo(cmd_tbl_t *cmdtp, int flag, int argc,
174 char *const argv[])
175 {
176 const struct cbfs_header *header = file_cbfs_get_header();
177
178 if (!header) {
179 printf("%s.\n", file_cbfs_error());
180 return 1;
181 }
182
183 printf("\n");
184 printf("CBFS version: %#x\n", header->version);
185 printf("ROM size: %#x\n", header->rom_size);
186 printf("Boot block size: %#x\n", header->boot_block_size);
187 printf("CBFS size: %#x\n",
188 header->rom_size - header->boot_block_size - header->offset);
189 printf("Alignment: %d\n", header->align);
190 printf("Offset: %#x\n", header->offset);
191 printf("\n");
192
193 return 0;
194 }
195
196 U_BOOT_CMD(
197 cbfsinfo, 1, 1, do_cbfs_fsinfo,
198 "print information about filesystem",
199 " - print information about the cbfs filesystem\n"
200 );
201