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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2014 Google, Inc.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc.
*/
#ifndef VBOOT_COMMON_H
#define VBOOT_COMMON_H
#include <stdint.h>
#include <commonlib/region.h>
/* The FW areas consist of multiple components. At the beginning of
* each area is the number of total compoments as well as the size and
* offset for each component. One needs to caculate the total size of the
* signed firmware region based off of the embedded metadata. */
struct vboot_component_entry {
uint32_t offset;
uint32_t size;
} __attribute__((packed));
struct vboot_components {
uint32_t num_components;
struct vboot_component_entry entries[0];
} __attribute__((packed));
/* The following functions return 0 on success, < 0 on error. */
int vboot_named_region_device(const char *name, struct region_device *rdev);
int vboot_region_device(const struct region *reg, struct region_device *rdev);
int vboot_get_handoff_info(void **addr, uint32_t *size);
/* The following functions return 1 for true and 0 for false. */
int vboot_skip_display_init(void);
int vboot_enable_recovery(void);
int vboot_enable_developer(void);
void vboot_reboot(void);
/* Main logic for verified boot. verstage() is the stage entry point
* while the verstage_main() is just the core logic. */
void verstage_main(void);
void verstage_mainboard_init(void);
void verstage(void);
#endif /* VBOOT_COMMON_H */
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