Add in the 1st version of ECP.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@2832 6f19259b-4bc3-4df7-8a09-765794883524

EdkCompatibilityPkg/Foundation/Include/IndustryStandard/MemoryMappedConfigurationSpaceAccessTable.h

@@ -0,0 +1,56 @@
+/*++
+
+Copyright (c) 2007, Intel Corporation                                                         
+All rights reserved. This program and the accompanying materials                          
+are licensed and made available under the terms and conditions of the BSD License         
+which accompanies this distribution.  The full text of the license may be found at        
+http://opensource.org/licenses/bsd-license.php                                            
+                                                                                          
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,                     
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.             
+
+Module Name:
+
+  MemoryMappedConfigurationSpaceAccessTable.h
+
+Abstract:
+
+  ACPI memory mapped configuration space access table definition, defined at 
+  in the PCI Firmware Specification, version 3.0.
+  Specification is available at http://www.pcisig.com.
+
+--*/
+
+#ifndef _MEMORY_MAPPED_CONFIGURATION_SPACE_ACCESS_TABLE_H_
+#define _MEMORY_MAPPED_CONFIGURATION_SPACE_ACCESS_TABLE_H_
+
+//
+// Include files
+//
+#include "AcpiCommon.h"
+
+//
+// Ensure proper structure formats
+//
+#pragma pack(1)
+//
+// Memory Mapped Configuration Space Access Table (MCFG)
+// This table is a basic description table header followed by
+// a number of base address allocation structures.
+//
+typedef struct {
+  UINT64  BaseAddress;
+  UINT16  PciSegmentGroupNumber;
+  UINT8   StartBusNumber;
+  UINT8   EndBusNumber;
+  UINT32  Reserved;
+} EFI_ACPI_MEMORY_MAPPED_ENHANCED_CONFIGURATION_SPACE_BASE_ADDRESS_ALLOCATION_STRUCTURE;
+
+//
+// MCFG Revision (defined in spec)
+//
+#define EFI_ACPI_MEMORY_MAPPED_CONFIGURATION_SPACE_ACCESS_TABLE_REVISION  0x01
+
+#pragma pack()
+
+#endif