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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2014 The ChromiumOS Authors. All rights reserved.
*
* 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.
*/
#ifndef __VBOOT_MISC_H__
#define __VBOOT_MISC_H__
#include <security/vboot/vboot_common.h>
struct vb2_context;
struct vb2_shared_data;
struct selected_region {
uint32_t offset;
uint32_t size;
};
/*
* this is placed at the start of the vboot work buffer. selected_region is used
* for the verstage to return the location of the selected slot. buffer is used
* by the vboot2 core. Keep the struct CPU architecture agnostic as it crosses
* stage boundaries.
*/
struct vboot_working_data {
struct selected_region selected_region;
/* offset of the buffer from the start of this struct */
uint32_t buffer_offset;
uint32_t buffer_size;
};
/*
* Source: security/vboot/common.c
*/
struct vboot_working_data * const vboot_get_working_data(void);
void vboot_init_work_context(struct vb2_context *ctx);
void vboot_finalize_work_context(struct vb2_context *ctx);
struct vb2_shared_data *vboot_get_shared_data(void);
/* Returns 0 on success. < 0 on failure. */
int vboot_get_selected_region(struct region *region);
void vboot_set_selected_region(const struct region *region);
int vboot_is_slot_selected(void);
/*
* Source: security/vboot/vboot_handoff.c
*/
void vboot_fill_handoff(void);
/*
* Source: security/vboot/vboot_loader.c
*/
int vboot_logic_executed(void);
/*
* Source: security/vboot/bootmode.c
*/
void vboot_save_recovery_reason_vbnv(void);
#endif /* __VBOOT_MISC_H__ */
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