24 lines
713 B
C
24 lines
713 B
C
/* SPDX-License-Identifier: GPL-2.0-only */
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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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