QuarkPlatformPkg/Acpi/AcpiTables/Mcfg/Mcfg.h

   1 /** @file
   2 This file describes the contents of the ACPI Memory Mapped Configuration
   3 Space Access Table (MCFG).  Some additional ACPI values are defined in Acpi10.h,
   4 Acpi20.h, and Acpi30.h.
   5
   6 Copyright (c) 2013-2015 Intel Corporation.
   7
   8 SPDX-License-Identifier: BSD-2-Clause-Patent
   9
  10 **/
  11
  12 #ifndef _MCFG_H_
  13 #define _MCFG_H_
  14
  15 //
  16 // Statements that include other files
  17 //
  18
  19 #include <IndustryStandard/Acpi.h>
  20 #include <IndustryStandard/MemoryMappedConfigurationSpaceAccessTable.h>
  21
  22 //
  23 // MCFG Definitions
  24 //
  25
  26 #define EFI_ACPI_OEM_MCFG_REVISION 0x00000001
  27
  28 //
  29 // Define the number of allocation structures so that we can build the table structure.
  30 //
  31
  32 #define EFI_ACPI_ALLOCATION_STRUCTURE_COUNT           1
  33
  34 //
  35 // MCFG structure
  36 //
  37
  38 //
  39 // Ensure proper structure formats
  40 //
  41 #pragma pack (1)
  42
  43 //
  44 // MCFG Table structure
  45 //
  46 typedef struct {
  47   EFI_ACPI_DESCRIPTION_HEADER                                                            Header;
  48   UINT64                                                                                 Reserved;
  49 #if EFI_ACPI_ALLOCATION_STRUCTURE_COUNT > 0
  50   EFI_ACPI_MEMORY_MAPPED_ENHANCED_CONFIGURATION_SPACE_BASE_ADDRESS_ALLOCATION_STRUCTURE  AllocationStructure[EFI_ACPI_ALLOCATION_STRUCTURE_COUNT];
  51 #endif
  52 } EFI_ACPI_MEMORY_MAPPED_CONFIGURATION_SPACE_ACCESS_DESCRIPTION_TABLE;
  53
  54 #pragma pack ()
  55
  56 #endif