MdeModulePkg/Include/Guid/AcpiS3Context.h

   1 /** @file
   2   Definitions for data structures used in S3 resume.
   3
   4 Copyright (c) 2011, Intel Corporation. All rights reserved.<BR>
   5
   6 This program and the accompanying materials
   7 are licensed and made available under the terms and conditions
   8 of the BSD License which accompanies this distribution.  The
   9 full text of the license may be found at
  10 http://opensource.org/licenses/bsd-license.php
  11
  12 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  13 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  14
  15 **/
  16
  17 #ifndef _ACPI_S3_DATA_H_
  18 #define _ACPI_S3_DATA_H_
  19
  20 #include <Library/BaseLib.h>
  21
  22 #define SMM_S3_RESUME_SMM_32 SIGNATURE_64 ('S','M','M','S','3','_','3','2')
  23 #define SMM_S3_RESUME_SMM_64 SIGNATURE_64 ('S','M','M','S','3','_','6','4')
  24
  25 typedef struct {
  26   UINT64                Signature;
  27   EFI_PHYSICAL_ADDRESS  SmmS3ResumeEntryPoint;
  28   EFI_PHYSICAL_ADDRESS  SmmS3StackBase;
  29   UINT64                SmmS3StackSize;
  30   UINT64                SmmS3Cr0;
  31   UINT64                SmmS3Cr3;
  32   UINT64                SmmS3Cr4;
  33   UINT16                ReturnCs;
  34   EFI_PHYSICAL_ADDRESS  ReturnEntryPoint;
  35   EFI_PHYSICAL_ADDRESS  ReturnContext1;
  36   EFI_PHYSICAL_ADDRESS  ReturnContext2;
  37   EFI_PHYSICAL_ADDRESS  ReturnStackPointer;
  38   EFI_PHYSICAL_ADDRESS  Smst;
  39 } SMM_S3_RESUME_STATE;
  40
  41
  42 typedef struct {
  43   EFI_PHYSICAL_ADDRESS  AcpiFacsTable;
  44   EFI_PHYSICAL_ADDRESS  IdtrProfile;
  45   EFI_PHYSICAL_ADDRESS  S3NvsPageTableAddress;
  46   EFI_PHYSICAL_ADDRESS  BootScriptStackBase;
  47   UINT64                BootScriptStackSize;
  48   EFI_PHYSICAL_ADDRESS  S3DebugBufferAddress;
  49 } ACPI_S3_CONTEXT;
  50
  51 typedef struct {
  52   UINT16                ReturnCs;
  53   EFI_PHYSICAL_ADDRESS  ReturnEntryPoint;
  54   EFI_PHYSICAL_ADDRESS  ReturnStackPointer;
  55   EFI_PHYSICAL_ADDRESS  AsmTransferControl;
  56   IA32_DESCRIPTOR       Idtr;
  57 } PEI_S3_RESUME_STATE;
  58
  59 #define EFI_ACPI_S3_CONTEXT_GUID \
  60   { \
  61     0xef98d3a, 0x3e33, 0x497a, {0xa4, 0x1, 0x77, 0xbe, 0x3e, 0xb7, 0x4f, 0x38} \
  62   }
  63
  64 extern EFI_GUID gEfiAcpiS3ContextGuid;
  65
  66 extern EFI_GUID gEfiAcpiVariableGuid;
  67
  68 #endif