44 lines
1.3 KiB
C
44 lines
1.3 KiB
C
/*
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* This file is part of the coreboot project.
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*
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* Copyright (C) 2016 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 __VBOOT_VBNV_H__
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#define __VBOOT_VBNV_H__
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#include <types.h>
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/* Generic functions */
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void read_vbnv(uint8_t *vbnv_copy);
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void save_vbnv(const uint8_t *vbnv_copy);
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int verify_vbnv(uint8_t *vbnv_copy);
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void regen_vbnv_crc(uint8_t *vbnv_copy);
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int get_recovery_mode_from_vbnv(void);
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void set_recovery_mode_into_vbnv(int recovery_reason);
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int vboot_wants_oprom(void);
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/* CMOS backend */
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void read_vbnv_cmos(uint8_t *vbnv_copy);
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void save_vbnv_cmos(const uint8_t *vbnv_copy);
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void init_vbnv_cmos(int rtc_fail);
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/* Flash backend */
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void read_vbnv_flash(uint8_t *vbnv_copy);
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void save_vbnv_flash(const uint8_t *vbnv_copy);
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/* EC backend */
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void read_vbnv_ec(uint8_t *vbnv_copy);
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void save_vbnv_ec(const uint8_t *vbnv_copy);
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#endif /* __VBOOT_VBNV_H__ */
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