BaseTools/Source/C/Include/IndustryStandard/EfiPci.h

   1 /** @file
   2   Support for EFI PCI specification.
   3
   4   Copyright (c) 2006 - 2014, Intel Corporation. All rights reserved.<BR>
   5
   6   This program and the accompanying materials are licensed and made available
   7   under the terms and conditions of the BSD License which accompanies this
   8   distribution.  The full text of the license may be found at
   9   http://opensource.org/licenses/bsd-license.php
  10
  11   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  12   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  13
  14 **/
  15
  16 #ifndef _EFI_PCI_H_
  17 #define _EFI_PCI_H_
  18
  19 //#include "pci22.h"
  20 //#include "pci23.h"
  21 //#include "pci30.h"
  22
  23 #pragma pack(push, 1)
  24
  25 typedef struct {
  26   UINT8 Register;
  27   UINT8 Function;
  28   UINT8 Device;
  29   UINT8 Bus;
  30   UINT8 Reserved[4];
  31 } DEFIO_PCI_ADDR;
  32
  33 #define EFI_ROOT_BRIDGE_LIST                            'eprb'
  34 #define EFI_PCI_EXPANSION_ROM_HEADER_EFISIGNATURE       0x0EF1
  35
  36 typedef struct {
  37   UINT16  Signature;    // 0xaa55
  38   UINT16  InitializationSize;
  39   UINT32  EfiSignature; // 0x0EF1
  40   UINT16  EfiSubsystem;
  41   UINT16  EfiMachineType;
  42   UINT16  CompressionType;
  43   UINT8   Reserved[8];
  44   UINT16  EfiImageHeaderOffset;
  45   UINT16  PcirOffset;
  46 } EFI_PCI_EXPANSION_ROM_HEADER;
  47
  48 typedef union {
  49   UINT8                           *Raw;
  50   PCI_EXPANSION_ROM_HEADER        *Generic;
  51   EFI_PCI_EXPANSION_ROM_HEADER    *Efi;
  52   EFI_LEGACY_EXPANSION_ROM_HEADER *PcAt;
  53 } EFI_PCI_ROM_HEADER;
  54
  55 #pragma pack(pop)
  56
  57 #endif