diff options
Diffstat (limited to 'cmd/cbfs.c')
| -rw-r--r-- | cmd/cbfs.c | 196 |
1 files changed, 196 insertions, 0 deletions
diff --git a/cmd/cbfs.c b/cmd/cbfs.c new file mode 100644 index 0000000000..35d8a7a89b --- /dev/null +++ b/cmd/cbfs.c @@ -0,0 +1,196 @@ +/* + * Copyright (c) 2011 The Chromium OS Authors. All rights reserved. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +/* + * CBFS commands + */ +#include <common.h> +#include <command.h> +#include <cbfs.h> + +int do_cbfs_init(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[]) +{ + uintptr_t end_of_rom = 0xffffffff; + char *ep; + + if (argc > 2) { + printf("usage: cbfsls [end of rom]>\n"); + return 0; + } + if (argc == 2) { + end_of_rom = (int)simple_strtoul(argv[1], &ep, 16); + if (*ep) { + puts("\n** Invalid end of ROM **\n"); + return 1; + } + } + file_cbfs_init(end_of_rom); + if (file_cbfs_result != CBFS_SUCCESS) { + printf("%s.\n", file_cbfs_error()); + return 1; + } + return 0; +} + +U_BOOT_CMD( + cbfsinit, 2, 0, do_cbfs_init, + "initialize the cbfs driver", + "[end of rom]\n" + " - Initialize the cbfs driver. The optional 'end of rom'\n" + " parameter specifies where the end of the ROM is that the\n" + " CBFS is in. It defaults to 0xFFFFFFFF\n" +); + +int do_cbfs_fsload(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[]) +{ + const struct cbfs_cachenode *file; + unsigned long offset; + unsigned long count; + long size; + + if (argc < 3) { + printf("usage: cbfsload <addr> <filename> [bytes]\n"); + return 1; + } + + /* parse offset and count */ + offset = simple_strtoul(argv[1], NULL, 16); + if (argc == 4) + count = simple_strtoul(argv[3], NULL, 16); + else + count = 0; + + file = file_cbfs_find(argv[2]); + if (!file) { + if (file_cbfs_result == CBFS_FILE_NOT_FOUND) + printf("%s: %s\n", file_cbfs_error(), argv[2]); + else + printf("%s.\n", file_cbfs_error()); + return 1; + } + + printf("reading %s\n", file_cbfs_name(file)); + + size = file_cbfs_read(file, (void *)offset, count); + + printf("\n%ld bytes read\n", size); + + setenv_hex("filesize", size); + + return 0; +} + +U_BOOT_CMD( + cbfsload, 4, 0, do_cbfs_fsload, + "load binary file from a cbfs filesystem", + "<addr> <filename> [bytes]\n" + " - load binary file 'filename' from the cbfs to address 'addr'\n" +); + +int do_cbfs_ls(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[]) +{ + const struct cbfs_cachenode *file = file_cbfs_get_first(); + int files = 0; + + if (!file) { + printf("%s.\n", file_cbfs_error()); + return 1; + } + + printf(" size type name\n"); + printf("------------------------------------------\n"); + while (file) { + u32 type = file_cbfs_type(file); + char *type_name = NULL; + const char *filename = file_cbfs_name(file); + + printf(" %8d", file_cbfs_size(file)); + + switch (type) { + case CBFS_TYPE_STAGE: + type_name = "stage"; + break; + case CBFS_TYPE_PAYLOAD: + type_name = "payload"; + break; + case CBFS_TYPE_OPTIONROM: + type_name = "option rom"; + break; + case CBFS_TYPE_BOOTSPLASH: + type_name = "boot splash"; + break; + case CBFS_TYPE_RAW: + type_name = "raw"; + break; + case CBFS_TYPE_VSA: + type_name = "vsa"; + break; + case CBFS_TYPE_MBI: + type_name = "mbi"; + break; + case CBFS_TYPE_MICROCODE: + type_name = "microcode"; + break; + case CBFS_COMPONENT_CMOS_DEFAULT: + type_name = "cmos default"; + break; + case CBFS_COMPONENT_CMOS_LAYOUT: + type_name = "cmos layout"; + break; + case -1UL: + type_name = "null"; + break; + } + if (type_name) + printf(" %16s", type_name); + else + printf(" %16d", type); + + if (filename[0]) + printf(" %s\n", filename); + else + printf(" %s\n", "(empty)"); + file_cbfs_get_next(&file); + files++; + } + + printf("\n%d file(s)\n\n", files); + return 0; +} + +U_BOOT_CMD( + cbfsls, 1, 1, do_cbfs_ls, + "list files", + " - list the files in the cbfs\n" +); + +int do_cbfs_fsinfo(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[]) +{ + const struct cbfs_header *header = file_cbfs_get_header(); + + if (!header) { + printf("%s.\n", file_cbfs_error()); + return 1; + } + + printf("\n"); + printf("CBFS version: %#x\n", header->version); + printf("ROM size: %#x\n", header->rom_size); + printf("Boot block size: %#x\n", header->boot_block_size); + printf("CBFS size: %#x\n", + header->rom_size - header->boot_block_size - header->offset); + printf("Alignment: %d\n", header->align); + printf("Offset: %#x\n", header->offset); + printf("\n"); + + return 0; +} + +U_BOOT_CMD( + cbfsinfo, 1, 1, do_cbfs_fsinfo, + "print information about filesystem", + " - print information about the cbfs filesystem\n" +); |
