audk/DuetPkg/Include/Guid/PciExpressBaseAddress.h

/** @file

Copyright (c) 2006, 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:
  
    PciExpressBaseAddress.h
    
Abstract:


   GUIDs used for PciExpress Base Address

**/

#ifndef _EFI_PCI_EXPRESS_BASE_ADDRESS_H_
#define _EFI_PCI_EXPRESS_BASE_ADDRESS_H_

#define EFI_PCI_EXPRESS_BASE_ADDRESS_GUID \
  { \
  0x3677d529, 0x326f, 0x4603, {0xa9, 0x26, 0xea, 0xac, 0xe0, 0x1d, 0xcb, 0xb0} \
  }

//
// Following structure defines PCI Express Base Address information.
// This information is platform specific, and built into hob in PEI phase.
// It can be consumed by PEI PCI driver and DXE PCI driver.
//
#pragma pack(1)
typedef struct _EFI_PCI_EXPRESS_BASE_ADDRESS_INFORMATION {
  UINT32       HostBridgeNumber;
  UINT32       RootBridgeNumber;
  UINT64       PciExpressBaseAddress;
} EFI_PCI_EXPRESS_BASE_ADDRESS_INFORMATION;
#pragma pack()

extern EFI_GUID gEfiPciExpressBaseAddressGuid;

#endif