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Diffstat (limited to 'Silicon/Intel/LewisburgPkg/Include/Library/PchPcrLib.h')
| -rw-r--r-- | Silicon/Intel/LewisburgPkg/Include/Library/PchPcrLib.h | 196 |
1 files changed, 196 insertions, 0 deletions
diff --git a/Silicon/Intel/LewisburgPkg/Include/Library/PchPcrLib.h b/Silicon/Intel/LewisburgPkg/Include/Library/PchPcrLib.h new file mode 100644 index 0000000000..085295cab4 --- /dev/null +++ b/Silicon/Intel/LewisburgPkg/Include/Library/PchPcrLib.h @@ -0,0 +1,196 @@ +/** @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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