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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2014 Imagination Technologies
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; version 2 of
* the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include <stdlib.h>
#include <string.h>
#include <boardid.h>
#include <cbfs.h>
#include <console/console.h>
#include "mainboard/google/urara/urara_boardid.h"
/* Name of the CBFS file were the board ID string is read from. */
#define CBFS_BOARD_ID_FILE_NAME "board_id"
const struct bid_map {
const char *board_name;
uint8_t board_id;
struct board_hw hardware;
} board_id_map[] = {
{"urara", URARA_BOARD_ID_BUB, {0} },
{"buranku", URARA_BOARD_ID_BURANKU, {3} },
{"derwent", URARA_BOARD_ID_DERWENT, {3} },
{"jaguar", URARA_BOARD_ID_JAGUAR, {3} },
{"kennet", URARA_BOARD_ID_KENNET, {3} },
{"space", URARA_BOARD_ID_SPACE, {3} },
};
static int cached_board_id = -1;
static uint8_t retrieve_board_id(void)
{
const char *board_id_file_name = CBFS_BOARD_ID_FILE_NAME;
char *file_contents;
int i;
size_t length;
file_contents = cbfs_boot_map_with_leak(board_id_file_name,
CBFS_TYPE_RAW, &length);
if (!file_contents) {
printk(BIOS_WARNING,
"board_id: failed to locate file '%s'\n",
board_id_file_name);
return 0;
}
for (i = 0; i < ARRAY_SIZE(board_id_map); i++) {
const struct bid_map *entry = board_id_map + i;
if ((strlen(entry->board_name) == length) &&
!strncmp(entry->board_name, file_contents, length)) {
printk(BIOS_INFO, "board_id: name '%s', ID %d\n",
entry->board_name, entry->board_id);
return entry->board_id;
}
}
printk(BIOS_WARNING, "board_id: no match for board name '%.*s'\n",
length, file_contents);
printk(BIOS_WARNING, "board_id: will use default board ID 0\n");
return 0;
}
const struct board_hw *board_get_hw(void)
{
int i;
uint8_t bid = board_id();
for (i = 0; i < ARRAY_SIZE(board_id_map); i++) {
if (bid == board_id_map[i].board_id)
return &(board_id_map[i].hardware);
}
return 0;
}
uint8_t board_id(void)
{
if (cached_board_id == -1)
cached_board_id = retrieve_board_id();
return cached_board_id;
}
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