EdkCompatibilityPkg/Foundation/Include/EfiTpm.h

   1 /*++
   2
   3 Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>
   4 This program and the accompanying materials
   5 are licensed and made available under the terms and conditions of the BSD License
   6 which accompanies this distribution.  The full text of the license may be found at
   7 http://opensource.org/licenses/bsd-license.php
   8
   9 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  10 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  11
  12 Module Name:
  13
  14   EfiTpm.h
  15
  16 Abstract:
  17
  18   EFI definition according to TCG_EFI_Platform_1_20_Final
  19
  20   See http://trustedcomputinggroup.org for latest specification updates
  21
  22 --*/
  23
  24 #ifndef _EFI_TPM_H_
  25 #define _EFI_TPM_H_
  26
  27 #include "Tiano.h"
  28 #include "IndustryStandard/Tpm12.h"
  29
  30 //
  31 // Standard event types
  32 //
  33 #define EV_POST_CODE                ((TCG_EVENTTYPE) 0x00000001)
  34 #define EV_SEPARATOR                ((TCG_EVENTTYPE) 0x00000004)
  35 #define EV_S_CRTM_CONTENTS          ((TCG_EVENTTYPE) 0x00000007)
  36 #define EV_S_CRTM_VERSION           ((TCG_EVENTTYPE) 0x00000008)
  37
  38 //
  39 // EFI specific event types
  40 //
  41 #define EV_EFI_EVENT_BASE                   ((TCG_EVENTTYPE) 0x80000000)
  42 #define EV_EFI_VARIABLE_DRIVER_CONFIG       (EV_EFI_EVENT_BASE + 1)
  43 #define EV_EFI_VARIABLE_BOOT                (EV_EFI_EVENT_BASE + 2)
  44 #define EV_EFI_BOOT_SERVICES_APPLICATION    (EV_EFI_EVENT_BASE + 3)
  45 #define EV_EFI_BOOT_SERVICES_DRIVER         (EV_EFI_EVENT_BASE + 4)
  46 #define EV_EFI_RUNTIME_SERVICES_DRIVER      (EV_EFI_EVENT_BASE + 5)
  47 #define EV_EFI_GPT_EVENT                    (EV_EFI_EVENT_BASE + 6)
  48 #define EV_EFI_ACTION                       (EV_EFI_EVENT_BASE + 7)
  49 #define EV_EFI_PLATFORM_FIRMWARE_BLOB       (EV_EFI_EVENT_BASE + 8)
  50 #define EV_EFI_HANDOFF_TABLES               (EV_EFI_EVENT_BASE + 9)
  51
  52 //
  53 // Set structure alignment to 1-byte
  54 //
  55 #pragma pack (1)
  56
  57 typedef UINT32                     TCG_EVENTTYPE;
  58
  59 #define TCG_DIGEST                 TPM_DIGEST
  60 #define TCG_PCRINDEX               TPM_PCRINDEX
  61
  62 //
  63 // TCG_PCR_EVENT
  64 //
  65 typedef struct tdTCG_PCR_EVENT {
  66   TCG_PCRINDEX                      PCRIndex;  // PCRIndex event extended to
  67   TCG_EVENTTYPE                     EventType; // TCG EFI event type
  68   TCG_DIGEST                        Digest;    // Value extended into PCRIndex
  69   UINT32                            EventSize; // Size of the event data
  70   UINT8                             Event[1];  // The event data
  71 } TCG_PCR_EVENT;
  72
  73 //
  74 // TCG_PCR_EVENT_HDR
  75 //
  76 typedef struct tdTCG_PCR_EVENT_HDR {
  77   TCG_PCRINDEX                      PCRIndex;
  78   TCG_EVENTTYPE                     EventType;
  79   TCG_DIGEST                        Digest;
  80   UINT32                            EventSize;
  81 } TCG_PCR_EVENT_HDR;
  82
  83 //
  84 // EFI_PLATFORM_FIRMWARE_BLOB
  85 //
  86 // BlobLength should be of type UINTN but we use UINT64 here
  87 // because PEI is 32-bit while DXE is 64-bit on x64 platforms
  88 //
  89 typedef struct tdEFI_PLATFORM_FIRMWARE_BLOB {
  90   EFI_PHYSICAL_ADDRESS              BlobBase;
  91   UINT64                            BlobLength;
  92 } EFI_PLATFORM_FIRMWARE_BLOB;
  93
  94 //
  95 // EFI_IMAGE_LOAD_EVENT
  96 //
  97 // This structure is used in EV_EFI_BOOT_SERVICES_APPLICATION,
  98 // EV_EFI_BOOT_SERVICES_DRIVER and EV_EFI_RUNTIME_SERVICES_DRIVER
  99 //
 100 typedef struct tdEFI_IMAGE_LOAD_EVENT {
 101   EFI_PHYSICAL_ADDRESS              ImageLocationInMemory;
 102   UINTN                             ImageLengthInMemory;
 103   UINTN                             ImageLinkTimeAddress;
 104   UINTN                             LengthOfDevicePath;
 105   EFI_DEVICE_PATH_PROTOCOL          DevicePath[1];
 106 } EFI_IMAGE_LOAD_EVENT;
 107
 108 //
 109 // EFI_HANDOFF_TABLE_POINTERS
 110 //
 111 // This structure is used in EV_EFI_HANDOFF_TABLES event to facilitate
 112 // the measurement of given configuration tables.
 113 //
 114 typedef struct tdEFI_HANDOFF_TABLE_POINTERS {
 115   UINTN                             NumberOfTables;
 116   EFI_CONFIGURATION_TABLE           TableEntry[1];
 117 } EFI_HANDOFF_TABLE_POINTERS;
 118
 119 //
 120 // EFI_VARIABLE_DATA
 121 //
 122 // This structure serves as the header for measuring variables. The name of the
 123 // variable (in Unicode format) should immediately follow, then the variable
 124 // data.
 125 //
 126 typedef struct tdEFI_VARIABLE_DATA {
 127   EFI_GUID                          VariableName;
 128   UINTN                             UnicodeNameLength;
 129   UINTN                             VariableDataLength;
 130   CHAR16                            UnicodeName[1];
 131   INT8                              VariableData[1];  // Driver or platform-specific data
 132 } EFI_VARIABLE_DATA;
 133
 134 //
 135 // Restore original structure alignment
 136 //
 137 #pragma pack ()
 138
 139 #endif  // _EFI_TPM_H_