OvmfPkg/Csm/CsmSupportLib/LegacyPlatform.h

/** @file
  Legacy BIOS Platform support

  Copyright (c) 2006 - 2011, Intel Corporation. All rights reserved.<BR>

  SPDX-License-Identifier: BSD-2-Clause-Patent

**/

#ifndef LEGACY_BIOS_PLATFORM_H_
#define LEGACY_BIOS_PLATFORM_H_

#include <FrameworkDxe.h>

#include <Protocol/PciIo.h>
#include <Protocol/PciRootBridgeIo.h>
#include <Protocol/DevicePath.h>
#include <Protocol/LegacyInterrupt.h>
#include <Protocol/LegacyRegion2.h>
#include <Protocol/LegacyBiosPlatform.h>
#include <Protocol/FirmwareVolume.h>
#include <Protocol/DiskInfo.h>

#include <Library/UefiDriverEntryPoint.h>
#include <Library/UefiBootServicesTableLib.h>
#include <Library/UefiRuntimeServicesTableLib.h>
#include <Library/DebugLib.h>
#include <Library/BaseMemoryLib.h>
#include <Library/MemoryAllocationLib.h>
#include <Library/IoLib.h>
#include <Library/PciLib.h>
#include <Library/PcdLib.h>
#include <Library/DxeServicesLib.h>
#include <Library/DevicePathLib.h>

#include <IndustryStandard/Pci.h>

//
// PIRQ information constants.
//
#define MAX_IRQ_ROUTING_ENTRIES     6
#define MAX_IRQ_PRIORITY_ENTRIES    7

#define V_INTEL_VENDOR_ID         0x8086
#define V_PIIX4_IDE_DEVICE_ID     0x7010

//
// Type declarations
//
typedef struct {
  UINT8   SetupValue;
  UINT16  DeviceType;
  UINT8   Class;
  UINT8   SubClass;
} EFI_SETUP_BBS_MAP;

typedef struct {
  UINT8          Class;
  UINT8          SubClass;
} PCI_CLASS_RECORD;

typedef struct {
  EFI_LEGACY_PIRQ_TABLE_HEADER  PirqTable;
  EFI_LEGACY_IRQ_ROUTING_ENTRY  IrqRoutingEntry[MAX_IRQ_ROUTING_ENTRIES];
} EFI_LEGACY_PIRQ_TABLE;

typedef struct {
  EFI_HANDLE  Handle;
  UINT16      Vid;
  UINT16      Did;
  UINT16      SvId;
  UINT16      SysId;
} DEVICE_STRUCTURE;

typedef struct {
  EFI_GUID  FileName;
  UINTN     Valid;
} SYSTEM_ROM_TABLE;

typedef struct {
  UINT32                            Signature;
  EFI_HANDLE                        Handle;
  EFI_LEGACY_BIOS_PLATFORM_PROTOCOL LegacyBiosPlatform;
  EFI_HANDLE                        ImageHandle;
  EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL   *PciRootBridgeIo;
} LEGACY_BIOS_PLATFORM_INSTANCE;

#define LEGACY_BIOS_PLATFORM_INSTANCE_SIGNATURE   SIGNATURE_32('P','B','I','O')

#define LEGACY_BIOS_PLATFORM_INSTANCE_FROM_THIS(this) \
  CR (this, \
      LEGACY_BIOS_PLATFORM_INSTANCE, \
      LegacyBiosPlatform, \
      LEGACY_BIOS_PLATFORM_INSTANCE_SIGNATURE \
      )

#endif