Vlv2TbltDevicePkg/Include/McfgTable.h

   1 /*++
   2
   3   Copyright (c) 2004  - 2014, Intel Corporation. All rights reserved.<BR>
   4
   5   This program and the accompanying materials are licensed and made available under
   6   the terms and conditions of the BSD License that accompanies this distribution.
   7   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 Module Name:
  15
  16   McfgTable.h
  17
  18 Abstract:
  19
  20   ACPI Memory mapped configuration space base address Description Table
  21   definition, based on PCI Firmware Specification Revision 3.0 final draft,
  22   downloadable at http://www.pcisig.com/home
  23
  24 **/
  25
  26 #ifndef _MCFG_TABLE_H_
  27 #define _MCFG_TABLE_H_
  28
  29 //
  30 // Include files
  31 //
  32 #include <PiDxe.h>
  33
  34 //
  35 // Ensure proper structure formats
  36 //
  37 #pragma pack(1)
  38
  39 //
  40 // MCFG Revision (defined in spec)
  41 //
  42 #define EFI_ACPI_MEMORY_MAPPED_CONFIGURATION_BASE_ADDRESS_TABLE_REVISION  0x01
  43
  44 //
  45 // MCFG Structure Definitions
  46 //
  47 //
  48 // Memory Mapped Enhanced Configuration Base Address Allocation
  49 // Structure Definition
  50 //
  51 typedef struct {
  52   UINT64  BaseAddress;
  53   UINT16  PciSegmentGroupNumber;
  54   UINT8   StartBusNumber;
  55   UINT8   EndBusNumber;
  56   UINT32  Reserved;
  57 } EFI_ACPI_MEMORY_MAPPED_ENHANCED_CONFIGURATION_BASE_ADDRESS_STRUCTURE;
  58
  59 //
  60 // MCFG Table header definition.  The rest of the table
  61 // must be defined in a platform specific manner.
  62 //
  63 typedef struct {
  64   EFI_ACPI_DESCRIPTION_HEADER Header;
  65   UINT64                      Reserved;
  66 } EFI_ACPI_MEMORY_MAPPED_CONFIGURATION_BASE_ADDRESS_TABLE_HEADER;
  67
  68 #pragma pack()
  69
  70 #endif // _MCFG_TABLE_H