audk/SecurityPkg/Include/Guid/TpmNvsMm.h

69 lines
1.9 KiB
C

/** @file
TPM NVS MM guid, used for exchanging information, including SWI value and NVS region
information, for patching TPM ACPI table.
Copyright (c) 2015 - 2018, Intel Corporation. All rights reserved.<BR>
Copyright (c) Microsoft Corporation.
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef TCG2_NVS_MM_H_
#define TCG2_NVS_MM_H_
#define MM_TPM_NVS_HOB_GUID \
{ 0xc96c76eb, 0xbc78, 0x429c, { 0x9f, 0x4b, 0xda, 0x51, 0x78, 0xc2, 0x84, 0x57 }}
extern EFI_GUID gTpmNvsMmGuid;
#pragma pack(1)
typedef struct {
UINT8 SoftwareSmi;
UINT32 Parameter;
UINT32 Response;
UINT32 Request;
UINT32 RequestParameter;
UINT32 LastRequest;
UINT32 ReturnCode;
} PHYSICAL_PRESENCE_NVS;
typedef struct {
UINT8 SoftwareSmi;
UINT32 Parameter;
UINT32 Request;
UINT32 ReturnCode;
} MEMORY_CLEAR_NVS;
typedef struct {
PHYSICAL_PRESENCE_NVS PhysicalPresence;
MEMORY_CLEAR_NVS MemoryClear;
UINT32 PPRequestUserConfirm;
UINT32 TpmIrqNum;
BOOLEAN IsShortFormPkgLength;
} TCG_NVS;
typedef struct {
UINT8 OpRegionOp;
UINT32 NameString;
UINT8 RegionSpace;
UINT8 DWordPrefix;
UINT32 RegionOffset;
UINT8 BytePrefix;
UINT8 RegionLen;
} AML_OP_REGION_32_8;
typedef struct {
UINT64 Function;
UINT64 ReturnStatus;
EFI_PHYSICAL_ADDRESS TargetAddress;
UINT64 RegisteredPpSwiValue;
UINT64 RegisteredMcSwiValue;
} TPM_NVS_MM_COMM_BUFFER;
#pragma pack()
typedef enum {
TpmNvsMmExchangeInfo,
} TPM_NVS_MM_FUNCTION;
#endif // TCG2_NVS_MM_H_