MdePkg/Include/IndustryStandard/Pci30.h

   1 /** @file
   2   Support for PCI 3.0 standard.
   3
   4   Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>
   5   This program and the accompanying materials
   6   are licensed and made available under the terms and conditions of the BSD License
   7   which accompanies this distribution.  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
  15 #ifndef __PCI30_H__
  16 #define __PCI30_H__
  17
  18
  19 #include <IndustryStandard/Pci23.h>
  20
  21 ///
  22 /// Definitions of PCI class bytes and manipulation macros.
  23 ///
  24 #define PCI_CLASS_MASS_STORAGE_SATADPA   0x06
  25 #define   PCI_IF_MASS_STORAGE_SATA         0x00
  26 #define   PCI_IF_MASS_STORAGE_AHCI         0x01
  27
  28 /**
  29   Macro that checks whether device is a SATA controller.
  30
  31   @param  _p      Specified device.
  32
  33   @retval TRUE    Device is a SATA controller.
  34   @retval FALSE   Device is not a SATA controller.
  35
  36 **/
  37 #define IS_PCI_SATADPA(_p) IS_CLASS2 (_p, PCI_CLASS_MASS_STORAGE, PCI_CLASS_MASS_STORAGE_SATADPA)
  38
  39 ///
  40 /// PCI Capability List IDs and records
  41 ///
  42 #define EFI_PCI_CAPABILITY_ID_PCIEXP  0x10
  43
  44 #pragma pack(1)
  45
  46 ///
  47 /// PCI Data Structure Format
  48 /// Section 5.1.2, PCI Firmware Specification, Revision 3.0
  49 ///
  50 typedef struct {
  51   UINT32  Signature;    ///< "PCIR"
  52   UINT16  VendorId;
  53   UINT16  DeviceId;
  54   UINT16  DeviceListOffset;
  55   UINT16  Length;
  56   UINT8   Revision;
  57   UINT8   ClassCode[3];
  58   UINT16  ImageLength;
  59   UINT16  CodeRevision;
  60   UINT8   CodeType;
  61   UINT8   Indicator;
  62   UINT16  MaxRuntimeImageLength;
  63   UINT16  ConfigUtilityCodeHeaderOffset;
  64   UINT16  DMTFCLPEntryPointOffset;
  65 } PCI_3_0_DATA_STRUCTURE;
  66
  67 #pragma pack()
  68
  69 #endif