text: /*
   * 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"
  );
  