MdePkg/Include/IndustryStandard/Pci30.h

/** @file
  Support for PCI 3.0 standard.

  Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
  SPDX-License-Identifier: BSD-2-Clause-Patent

**/

#pragma once

#include <IndustryStandard/Pci23.h>

///
/// PCI_CLASS_MASS_STORAGE, Base Class 01h.
///
///@{
#define PCI_CLASS_MASS_STORAGE_SATADPA  0x06
#define   PCI_IF_MASS_STORAGE_SATA      0x00
#define   PCI_IF_MASS_STORAGE_AHCI      0x01
///@}

///
/// PCI_CLASS_WIRELESS, Base Class 0Dh.
///
///@{
#define PCI_SUBCLASS_ETHERNET_80211A  0x20
#define PCI_SUBCLASS_ETHERNET_80211B  0x21
///@}

/**
  Macro that checks whether device is a SATA controller.

  @param  _p      Specified device.

  @retval TRUE    Device is a SATA controller.
  @retval FALSE   Device is not a SATA controller.

**/
#define IS_PCI_SATADPA(_p)  IS_CLASS2 (_p, PCI_CLASS_MASS_STORAGE, PCI_CLASS_MASS_STORAGE_SATADPA)

//
// Symbol EFI_PCI_CAPABILITY_ID_PCIEXP is obsolete, use PCI_EXPRESS_CAPABILITY_ID.
// PCI_EXPRESS_CAPABILITY_ID is defined beside the capability registers structure
// in PciExpress21.h. This ID is not EFI nor PCI symbol, but PCI Express.
//
#define EFI_PCI_CAPABILITY_ID_PCIEXP  0x10

#pragma pack(1)

///
/// PCI Data Structure Format
/// Section 5.1.2, PCI Firmware Specification, Revision 3.0
///
typedef struct {
  UINT32    Signature;  ///< "PCIR"
  UINT16    VendorId;
  UINT16    DeviceId;
  UINT16    DeviceListOffset;
  UINT16    Length;
  UINT8     Revision;
  UINT8     ClassCode[3];
  UINT16    ImageLength;
  UINT16    CodeRevision;
  UINT8     CodeType;
  UINT8     Indicator;
  UINT16    MaxRuntimeImageLength;
  UINT16    ConfigUtilityCodeHeaderOffset;
  UINT16    DMTFCLPEntryPointOffset;
} PCI_3_0_DATA_STRUCTURE;

#pragma pack()