37 lines
1.2 KiB
C
37 lines
1.2 KiB
C
/*
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* This file is part of the coreboot project.
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*
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* Copyright 2014 Google Inc.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef __INCLUDE_BOARDID_H__
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#define __INCLUDE_BOARDID_H__
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#include <stdint.h>
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#define UNDEFINED_STRAPPING_ID (~0)
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#define BOARD_ID_UNKNOWN ~((uint32_t)0) /* unsigned equivalent to -1 */
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#define BOARD_ID_INIT ~((uint32_t)1) /* unsigned equivalent to -2 */
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/**
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* board_id() - Get the board version
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*
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* Return: board version on success, BOARD_ID_UNKNOWN on failure/error.
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*
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* This function is used to get the mainboard version.
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*/
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uint32_t board_id(void); /* differentiates revisions */
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uint32_t ram_code(void); /* identifies installed DRAM modules */
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uint32_t sku_id(void); /* differentiates other optional components */
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#endif /* __INCLUDE_BOARDID_H__ */
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