OvmfPkg/Csm/CsmSupportLib/LegacyPlatform.h

   1 /** @file
   2   Legacy BIOS Platform support
   3
   4   Copyright (c) 2006 - 2011, Intel Corporation. All rights reserved.<BR>
   5
   6   SPDX-License-Identifier: BSD-2-Clause-Patent
   7
   8 **/
   9
  10 #ifndef LEGACY_BIOS_PLATFORM_H_
  11 #define LEGACY_BIOS_PLATFORM_H_
  12
  13 #include <FrameworkDxe.h>
  14
  15 #include <Protocol/PciIo.h>
  16 #include <Protocol/PciRootBridgeIo.h>
  17 #include <Protocol/DevicePath.h>
  18 #include <Protocol/LegacyInterrupt.h>
  19 #include <Protocol/LegacyRegion2.h>
  20 #include <Protocol/LegacyBiosPlatform.h>
  21 #include <Protocol/FirmwareVolume.h>
  22 #include <Protocol/DiskInfo.h>
  23
  24 #include <Library/UefiDriverEntryPoint.h>
  25 #include <Library/UefiBootServicesTableLib.h>
  26 #include <Library/UefiRuntimeServicesTableLib.h>
  27 #include <Library/DebugLib.h>
  28 #include <Library/BaseMemoryLib.h>
  29 #include <Library/MemoryAllocationLib.h>
  30 #include <Library/IoLib.h>
  31 #include <Library/PciLib.h>
  32 #include <Library/PcdLib.h>
  33 #include <Library/DxeServicesLib.h>
  34 #include <Library/DevicePathLib.h>
  35
  36 #include <IndustryStandard/Pci.h>
  37
  38 //
  39 // PIRQ information constants.
  40 //
  41 #define MAX_IRQ_ROUTING_ENTRIES   6
  42 #define MAX_IRQ_PRIORITY_ENTRIES  7
  43
  44 #define V_INTEL_VENDOR_ID      0x8086
  45 #define V_PIIX4_IDE_DEVICE_ID  0x7010
  46
  47 //
  48 // Type declarations
  49 //
  50 typedef struct {
  51   UINT8     SetupValue;
  52   UINT16    DeviceType;
  53   UINT8     Class;
  54   UINT8     SubClass;
  55 } EFI_SETUP_BBS_MAP;
  56
  57 typedef struct {
  58   UINT8    Class;
  59   UINT8    SubClass;
  60 } PCI_CLASS_RECORD;
  61
  62 typedef struct {
  63   EFI_LEGACY_PIRQ_TABLE_HEADER    PirqTable;
  64   EFI_LEGACY_IRQ_ROUTING_ENTRY    IrqRoutingEntry[MAX_IRQ_ROUTING_ENTRIES];
  65 } EFI_LEGACY_PIRQ_TABLE;
  66
  67 typedef struct {
  68   EFI_HANDLE    Handle;
  69   UINT16        Vid;
  70   UINT16        Did;
  71   UINT16        SvId;
  72   UINT16        SysId;
  73 } DEVICE_STRUCTURE;
  74
  75 typedef struct {
  76   EFI_GUID    FileName;
  77   UINTN       Valid;
  78 } SYSTEM_ROM_TABLE;
  79
  80 typedef struct {
  81   UINT32                               Signature;
  82   EFI_HANDLE                           Handle;
  83   EFI_LEGACY_BIOS_PLATFORM_PROTOCOL    LegacyBiosPlatform;
  84   EFI_HANDLE                           ImageHandle;
  85   EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL      *PciRootBridgeIo;
  86 } LEGACY_BIOS_PLATFORM_INSTANCE;
  87
  88 #define LEGACY_BIOS_PLATFORM_INSTANCE_SIGNATURE  SIGNATURE_32('P','B','I','O')
  89
  90 #define LEGACY_BIOS_PLATFORM_INSTANCE_FROM_THIS(this) \
  91   CR (this, \
  92       LEGACY_BIOS_PLATFORM_INSTANCE, \
  93       LegacyBiosPlatform, \
  94       LEGACY_BIOS_PLATFORM_INSTANCE_SIGNATURE \
  95       )
  96
  97 #endif