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/* Copyright (c) 2013 The Chromium OS Authors. All rights reserved.
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*
* Data structure and API definitions for a verified boot kernel image.
* (Firmware Portion)
*/
#ifndef VBOOT_REFERENCE_VBOOT_KERNEL_H_
#define VBOOT_REFERENCE_VBOOT_KERNEL_H_
#include "cgptlib.h"
#include "load_firmware_fw.h"
#include "vboot_api.h"
#include "vboot_kernel.h"
/**
* Allocate and read GPT data from the drive. The sector_bytes and
* drive_sectors fields should be filled on input. The primary and secondary
* header and entries are filled on output.
*
* Returns 0 if successful, 1 if error.
*/
int AllocAndReadGptData(VbExDiskHandle_t disk_handle, GptData *gptdata);
/**
* Write any changes for the GPT data back to the drive, then free the buffers.
*/
int WriteAndFreeGptData(VbExDiskHandle_t disk_handle, GptData *gptdata);
/**
* Accessors for unit tests only.
*/
VbNvContext *VbApiKernelGetVnc(void);
/**
* Try to load a kernel.
*/
uint32_t VbTryLoadKernel(VbCommonParams *cparams, LoadKernelParams *p,
uint32_t get_info_flags);
/**
* Ask the user to confirm something.
*
* We should display whatever the question is first, then call this. ESC is
* always "no", ENTER is always "yes", and we'll specify what SPACE means. We
* don't return until one of those keys is pressed, or until asked to shut
* down.
*
* Returns: 1=yes, 0=no, -1 = shutdown.
*/
int VbUserConfirms(VbCommonParams *cparams, int space_means_no);
/**
* Handle a normal boot.
*/
VbError_t VbBootNormal(VbCommonParams *cparams, LoadKernelParams *p);
/**
* Handle a developer-mode boot.
*/
VbError_t VbBootDeveloper(VbCommonParams *cparams, LoadKernelParams *p);
/**
* Handle a recovery-mode boot.
*/
VbError_t VbBootRecovery(VbCommonParams *cparams, LoadKernelParams *p);
/**
* Sync EC firmware to expected version.
*/
VbError_t VbEcSoftwareSync(VbCommonParams *cparams);
#endif /* VBOOT_REFERENCE_VBOOT_KERNEL_H_ */
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