MdePkg/Include/Uefi/UefiTcgPlatform.h

   1 /* @file
   2   TCG EFI Platform Definition in TCG_EFI_Platform_1_20_Final
   3
   4   Copyright (c) 2006 - 2007, Intel Corporation
   5   All rights reserved. This program and the accompanying materials
   6   are licensed and made available under the terms and conditions of the BSD License
   7   which accompanies this distribution.  The full text of the license may be found at
   8   http://opensource.org/licenses/bsd-license.php
   9
  10   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  11   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  12
  13 **/
  14
  15 #ifndef __UEFI_TCG_PLATFORM_H__
  16 #define __UEFI_TCG_PLATFOMR_H__
  17
  18 #include <IndustryStandard/Tpm12.h>
  19 #include <Uefi.h>
  20 //
  21 // Standard event types
  22 //
  23 #define EV_POST_CODE                ((TCG_EVENTTYPE) 0x00000001)
  24 #define EV_SEPARATOR                ((TCG_EVENTTYPE) 0x00000004)
  25 #define EV_S_CRTM_CONTENTS          ((TCG_EVENTTYPE) 0x00000007)
  26 #define EV_S_CRTM_VERSION           ((TCG_EVENTTYPE) 0x00000008)
  27
  28 //
  29 // EFI specific event types
  30 //
  31 #define EV_EFI_EVENT_BASE                   ((TCG_EVENTTYPE) 0x80000000)
  32 #define EV_EFI_VARIABLE_DRIVER_CONFIG       (EV_EFI_EVENT_BASE + 1)
  33 #define EV_EFI_VARIABLE_BOOT                (EV_EFI_EVENT_BASE + 2)
  34 #define EV_EFI_BOOT_SERVICES_APPLICATION    (EV_EFI_EVENT_BASE + 3)
  35 #define EV_EFI_BOOT_SERVICES_DRIVER         (EV_EFI_EVENT_BASE + 4)
  36 #define EV_EFI_RUNTIME_SERVICES_DRIVER      (EV_EFI_EVENT_BASE + 5)
  37 #define EV_EFI_GPT_EVENT                    (EV_EFI_EVENT_BASE + 6)
  38 #define EV_EFI_ACTION                       (EV_EFI_EVENT_BASE + 7)
  39 #define EV_EFI_PLATFORM_FIRMWARE_BLOB       (EV_EFI_EVENT_BASE + 8)
  40 #define EV_EFI_HANDOFF_TABLES               (EV_EFI_EVENT_BASE + 9)
  41
  42 #define TSS_EVENT_DATA_MAX_SIZE   256
  43
  44 #define EFI_CALLING_EFI_APPLICATION         \
  45   "Calling EFI Application from Boot Option"
  46 #define EFI_RETURNING_FROM_EFI_APPLICATOIN  \
  47   "Returning from EFI Application from Boot Option"
  48 #define EFI_EXIT_BOOT_SERVICES_INVOCATION   \
  49   "Exit Boot Services Invocation"
  50 #define EFI_EXIT_BOOT_SERVICES_FAILED       \
  51   "Exit Boot Services Returned with Failure"
  52 #define EFI_EXIT_BOOT_SERVICES_SUCCEEDED    \
  53   "Exit Boot Services Returned with Success"
  54
  55 //
  56 // Set structure alignment to 1-byte
  57 //
  58 #pragma pack (push, 1)
  59
  60 typedef UINT32                     TCG_EVENTTYPE;
  61
  62 #define TCG_DIGEST                 TPM_DIGEST
  63 #define TCG_PCRINDEX               TPM_PCRINDEX
  64
  65 //
  66 // TCG_PCR_EVENT
  67 //
  68 typedef struct tdTCG_PCR_EVENT {
  69   TCG_PCRINDEX                      PCRIndex;  // PCRIndex event extended to
  70   TCG_EVENTTYPE                     EventType; // TCG EFI event type
  71   TCG_DIGEST                        Digest;    // Value extended into PCRIndex
  72   UINT32                            EventSize; // Size of the event data
  73   UINT8                             Event[1];  // The event data
  74 } TCG_PCR_EVENT;
  75
  76 //
  77 // TCG_PCR_EVENT_HDR
  78 //
  79 typedef struct tdTCG_PCR_EVENT_HDR {
  80   TCG_PCRINDEX                      PCRIndex;
  81   TCG_EVENTTYPE                     EventType;
  82   TCG_DIGEST                        Digest;
  83   UINT32                            EventSize;
  84 } TCG_PCR_EVENT_HDR;
  85
  86 //
  87 // EFI_PLATFORM_FIRMWARE_BLOB
  88 //
  89 // BlobLength should be of type UINTN but we use UINT64 here
  90 // because PEI is 32-bit while DXE is 64-bit on x64 platforms
  91 //
  92 typedef struct tdEFI_PLATFORM_FIRMWARE_BLOB {
  93   EFI_PHYSICAL_ADDRESS              BlobBase;
  94   UINT64                            BlobLength;
  95 } EFI_PLATFORM_FIRMWARE_BLOB;
  96
  97 //
  98 // EFI_IMAGE_LOAD_EVENT
  99 //
 100 // This structure is used in EV_EFI_BOOT_SERVICES_APPLICATION,
 101 // EV_EFI_BOOT_SERVICES_DRIVER and EV_EFI_RUNTIME_SERVICES_DRIVER
 102 //
 103 typedef struct tdEFI_IMAGE_LOAD_EVENT {
 104   EFI_PHYSICAL_ADDRESS              ImageLocationInMemory;
 105   UINTN                             ImageLengthInMemory;
 106   UINTN                             ImageLinkTimeAddress;
 107   UINTN                             LengthOfDevicePath;
 108   EFI_DEVICE_PATH_PROTOCOL          DevicePath[1];
 109 } EFI_IMAGE_LOAD_EVENT;
 110
 111 //
 112 // EFI_HANDOFF_TABLE_POINTERS
 113 //
 114 // This structure is used in EV_EFI_HANDOFF_TABLES event to facilitate
 115 // the measurement of given configuration tables.
 116 //
 117 typedef struct tdEFI_HANDOFF_TABLE_POINTERS {
 118   UINTN                                   NumberOfTables;
 119   EFI_CONFIGURATION_TABLE           TableEntry[1];
 120 } EFI_HANDOFF_TABLE_POINTERS;
 121
 122 //
 123 // EFI_VARIABLE_DATA
 124 //
 125 // This structure serves as the header for measuring variables. The name of the
 126 // variable (in Unicode format) should immediately follow, then the variable
 127 // data.
 128 //
 129 typedef struct tdEFI_VARIABLE_DATA {
 130   EFI_GUID                          VariableName;
 131   UINTN                             UnicodeNameLength;
 132   UINTN                             VariableDataLength;
 133   CHAR16                            UnicodeName[1];
 134   INT8                              VariableData[1];  // Driver or platform-specific data
 135 } EFI_VARIABLE_DATA;
 136
 137 typedef struct tdEFI_GPT_DATA {
 138   EFI_PARTITION_TABLE_HEADER  EfiPartitionHeader;
 139   UINTN                       NumberOfPartitions;
 140   EFI_PARTITION_ENTRY         Partitions[1];
 141 } EFI_GPT_DATA;
 142
 143 //
 144 // Restore original structure alignment
 145 //
 146 #pragma pack (pop)
 147
 148 #endif
 149
 150