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/*++
Copyright (c) 2006 - 2009, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which 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.
Module Name:
EfiTpm.h
Abstract:
EFI definition according to TCG_EFI_Platform_1_20_Final
See http://trustedcomputinggroup.org for latest specification updates
--*/
#ifndef _EFI_TPM_H_
#define _EFI_TPM_H_
#include "Tiano.h"
//
// The start of TPM return codes
//
#define TPM_BASE (EFI_MAX_BIT + (EFI_MAX_BIT >> 1))
#include "Tpm12.h"
//
// Standard event types
//
#define EV_POST_CODE ((TCG_EVENTTYPE) 0x00000001)
#define EV_SEPARATOR ((TCG_EVENTTYPE) 0x00000004)
#define EV_S_CRTM_CONTENTS ((TCG_EVENTTYPE) 0x00000007)
#define EV_S_CRTM_VERSION ((TCG_EVENTTYPE) 0x00000008)
//
// EFI specific event types
//
#define EV_EFI_EVENT_BASE ((TCG_EVENTTYPE) 0x80000000)
#define EV_EFI_VARIABLE_DRIVER_CONFIG (EV_EFI_EVENT_BASE + 1)
#define EV_EFI_VARIABLE_BOOT (EV_EFI_EVENT_BASE + 2)
#define EV_EFI_BOOT_SERVICES_APPLICATION (EV_EFI_EVENT_BASE + 3)
#define EV_EFI_BOOT_SERVICES_DRIVER (EV_EFI_EVENT_BASE + 4)
#define EV_EFI_RUNTIME_SERVICES_DRIVER (EV_EFI_EVENT_BASE + 5)
#define EV_EFI_GPT_EVENT (EV_EFI_EVENT_BASE + 6)
#define EV_EFI_ACTION (EV_EFI_EVENT_BASE + 7)
#define EV_EFI_PLATFORM_FIRMWARE_BLOB (EV_EFI_EVENT_BASE + 8)
#define EV_EFI_HANDOFF_TABLES (EV_EFI_EVENT_BASE + 9)
//
// Set structure alignment to 1-byte
//
#pragma pack (push, 1)
typedef UINT32 TCG_EVENTTYPE;
#define TCG_DIGEST TPM_DIGEST
#define TCG_PCRINDEX TPM_PCRINDEX
//
// TCG_PCR_EVENT
//
typedef struct _TCG_PCR_EVENT {
TCG_PCRINDEX PCRIndex; // PCRIndex event extended to
TCG_EVENTTYPE EventType; // TCG EFI event type
TCG_DIGEST Digest; // Value extended into PCRIndex
UINT32 EventSize; // Size of the event data
UINT8 Event[1]; // The event data
} TCG_PCR_EVENT;
//
// TCG_PCR_EVENT_HDR
//
typedef struct _TCG_PCR_EVENT_HDR {
TCG_PCRINDEX PCRIndex;
TCG_EVENTTYPE EventType;
TCG_DIGEST Digest;
UINT32 EventSize;
} TCG_PCR_EVENT_HDR;
//
// EFI_PLATFORM_FIRMWARE_BLOB
//
// BlobLength should be of type UINTN but we use UINT64 here
// because PEI is 32-bit while DXE is 64-bit on x64 platforms
//
typedef struct _EFI_PLATFORM_FIRMWARE_BLOB {
EFI_PHYSICAL_ADDRESS BlobBase;
UINT64 BlobLength;
} EFI_PLATFORM_FIRMWARE_BLOB;
//
// EFI_IMAGE_LOAD_EVENT
//
// This structure is used in EV_EFI_BOOT_SERVICES_APPLICATION,
// EV_EFI_BOOT_SERVICES_DRIVER and EV_EFI_RUNTIME_SERVICES_DRIVER
//
typedef struct _EFI_IMAGE_LOAD_EVENT {
EFI_PHYSICAL_ADDRESS ImageLocationInMemory;
UINTN ImageLengthInMemory;
UINTN ImageLinkTimeAddress;
UINTN LengthOfDevicePath;
EFI_DEVICE_PATH_PROTOCOL DevicePath[1];
} EFI_IMAGE_LOAD_EVENT;
//
// EFI_HANDOFF_TABLE_POINTERS
//
// This structure is used in EV_EFI_HANDOFF_TABLES event to facilitate
// the measurement of given configuration tables.
//
typedef struct _EFI_HANDOFF_TABLE_POINTERS {
UINTN NumberOfTables;
EFI_CONFIGURATION_TABLE TableEntry[1];
} EFI_HANDOFF_TABLE_POINTERS;
//
// EFI_VARIABLE_DATA
//
// This structure serves as the header for measuring variables. The name of the
// variable (in Unicode format) should immediately follow, then the variable
// data.
//
typedef struct _EFI_VARIABLE_DATA {
EFI_GUID VariableName;
UINTN UnicodeNameLength;
UINTN VariableDataLength;
CHAR16 UnicodeName[1];
INT8 VariableData[1]; // Driver or platform-specific data
} EFI_VARIABLE_DATA;
//
// Restore original structure alignment
//
#pragma pack (pop)
#endif // _EFI_TPM_H_
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