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/** @file
Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials are licensed and made available under
the terms and conditions of the BSD License that accompanies this distribution.
The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php.
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#ifndef _PCH_PCR_LIB_H_
#define _PCH_PCR_LIB_H_
#include <PchAccess.h>
/**
Read PCR register.
It returns PCR register and size in 4bytes.
The Offset should not exceed 0xFFFF and must be aligned with size.
@param[in] Pid Port ID
@param[in] Offset Register offset of this Port ID
@param[out] OutData Buffer of Output Data. Must be the same size as Size parameter.
@retval EFI_SUCCESS Successfully completed.
@retval EFI_INVALID_PARAMETER Invalid offset passed.
**/
EFI_STATUS
PchPcrRead32 (
IN PCH_SBI_PID Pid,
IN UINT16 Offset,
OUT UINT32 *OutData
);
/**
Read PCR register.
It returns PCR register and size in 2bytes.
The Offset should not exceed 0xFFFF and must be aligned with size.
@param[in] Pid Port ID
@param[in] Offset Register offset of this Port ID
@param[out] OutData Buffer of Output Data. Must be the same size as Size parameter.
@retval EFI_SUCCESS Successfully completed.
@retval EFI_INVALID_PARAMETER Invalid offset passed.
**/
EFI_STATUS
PchPcrRead16 (
IN PCH_SBI_PID Pid,
IN UINT16 Offset,
OUT UINT16 *OutData
);
/**
Read PCR register.
It returns PCR register and size in 1bytes.
The Offset should not exceed 0xFFFF and must be aligned with size.
@param[in] Pid Port ID
@param[in] Offset Register offset of this Port ID
@param[out] OutData Buffer of Output Data. Must be the same size as Size parameter.
@retval EFI_SUCCESS Successfully completed.
@retval EFI_INVALID_PARAMETER Invalid offset passed.
**/
EFI_STATUS
PchPcrRead8 (
IN PCH_SBI_PID Pid,
IN UINT16 Offset,
OUT UINT8 *OutData
);
/**
Write PCR register.
It programs PCR register and size in 4bytes.
The Offset should not exceed 0xFFFF and must be aligned with size.
@param[in] Pid Port ID
@param[in] Offset Register offset of Port ID.
@param[in] InData Input Data. Must be the same size as Size parameter.
@retval EFI_SUCCESS Successfully completed.
@retval EFI_INVALID_PARAMETER Invalid offset passed.
**/
EFI_STATUS
PchPcrWrite32 (
IN PCH_SBI_PID Pid,
IN UINT16 Offset,
IN UINT32 InData
);
/**
Write PCR register.
It programs PCR register and size in 2bytes.
The Offset should not exceed 0xFFFF and must be aligned with size.
@param[in] Pid Port ID
@param[in] Offset Register offset of Port ID.
@param[in] InData Input Data. Must be the same size as Size parameter.
@retval EFI_SUCCESS Successfully completed.
@retval EFI_INVALID_PARAMETER Invalid offset passed.
**/
EFI_STATUS
PchPcrWrite16 (
IN PCH_SBI_PID Pid,
IN UINT16 Offset,
IN UINT16 InData
);
/**
Write PCR register.
It programs PCR register and size in 1bytes.
The Offset should not exceed 0xFFFF and must be aligned with size.
@param[in] Pid Port ID
@param[in] Offset Register offset of Port ID.
@param[in] InData Input Data. Must be the same size as Size parameter.
@retval EFI_SUCCESS Successfully completed.
@retval EFI_INVALID_PARAMETER Invalid offset passed.
**/
EFI_STATUS
PchPcrWrite8 (
IN PCH_SBI_PID Pid,
IN UINT16 Offset,
IN UINT8 InData
);
/**
Write PCR register.
It programs PCR register and size in 4bytes.
The Offset should not exceed 0xFFFF and must be aligned with size.
@param[in] Pid Port ID
@param[in] Offset Register offset of Port ID.
@param[in] AndData AND Data. Must be the same size as Size parameter.
@param[in] OrData OR Data. Must be the same size as Size parameter.
@retval EFI_SUCCESS Successfully completed.
@retval EFI_INVALID_PARAMETER Invalid offset passed.
**/
EFI_STATUS
PchPcrAndThenOr32 (
IN PCH_SBI_PID Pid,
IN UINT16 Offset,
IN UINT32 AndData,
IN UINT32 OrData
);
/**
Write PCR register.
It programs PCR register and size in 2bytes.
The Offset should not exceed 0xFFFF and must be aligned with size.
@param[in] Pid Port ID
@param[in] Offset Register offset of Port ID.
@param[in] AndData AND Data. Must be the same size as Size parameter.
@param[in] OrData OR Data. Must be the same size as Size parameter.
@retval EFI_SUCCESS Successfully completed.
@retval EFI_INVALID_PARAMETER Invalid offset passed.
**/
EFI_STATUS
PchPcrAndThenOr16 (
IN PCH_SBI_PID Pid,
IN UINT16 Offset,
IN UINT16 AndData,
IN UINT16 OrData
);
/**
Write PCR register.
It programs PCR register and size in 1bytes.
The Offset should not exceed 0xFFFF and must be aligned with size.
@param[in] Pid Port ID
@param[in] Offset Register offset of Port ID.
@param[in] AndData AND Data. Must be the same size as Size parameter.
@param[in] OrData OR Data. Must be the same size as Size parameter.
@retval EFI_SUCCESS Successfully completed.
@retval EFI_INVALID_PARAMETER Invalid offset passed.
**/
EFI_STATUS
PchPcrAndThenOr8 (
IN PCH_SBI_PID Pid,
IN UINT16 Offset,
IN UINT8 AndData,
IN UINT8 OrData
);
#endif // _PCH_PCR_LIB_H_
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