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   This program and the accompanying materials are
   7   licensed and made available under the terms and conditions of the BSD License
   8   which accompanies this 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 LEGACY_BIOS_PLATFORM_H_
  17 #define LEGACY_BIOS_PLATFORM_H_
  18
  19 #include <FrameworkDxe.h>
  20
  21 #include <Protocol/PciIo.h>
  22 #include <Protocol/PciRootBridgeIo.h>
  23 #include <Protocol/DevicePath.h>
  24 #include <Protocol/LegacyInterrupt.h>
  25 #include <Protocol/LegacyRegion2.h>
  26 #include <Protocol/LegacyBiosPlatform.h>
  27 #include <Protocol/FirmwareVolume.h>
  28 #include <Protocol/DiskInfo.h>
  29
  30 #include <Library/UefiDriverEntryPoint.h>
  31 #include <Library/UefiBootServicesTableLib.h>
  32 #include <Library/UefiRuntimeServicesTableLib.h>
  33 #include <Library/DebugLib.h>
  34 #include <Library/BaseMemoryLib.h>
  35 #include <Library/MemoryAllocationLib.h>
  36 #include <Library/IoLib.h>
  37 #include <Library/PciLib.h>
  38 #include <Library/PcdLib.h>
  39 #include <Library/DxeServicesLib.h>
  40 #include <Library/DevicePathLib.h>
  41
  42 #include <IndustryStandard/Pci.h>
  43
  44 //
  45 // PIRQ information constants.
  46 //
  47 #define MAX_IRQ_ROUTING_ENTRIES     6
  48 #define MAX_IRQ_PRIORITY_ENTRIES    7
  49
  50 #define V_INTEL_VENDOR_ID         0x8086
  51 #define V_PIIX4_IDE_DEVICE_ID     0x7010
  52
  53 //
  54 // Type declarations
  55 //
  56 typedef struct {
  57   UINT8   SetupValue;
  58   UINT16  DeviceType;
  59   UINT8   Class;
  60   UINT8   SubClass;
  61 } EFI_SETUP_BBS_MAP;
  62
  63 typedef struct {
  64   UINT8          Class;
  65   UINT8          SubClass;
  66 } PCI_CLASS_RECORD;
  67
  68 typedef struct {
  69   EFI_LEGACY_PIRQ_TABLE_HEADER  PirqTable;
  70   EFI_LEGACY_IRQ_ROUTING_ENTRY  IrqRoutingEntry[MAX_IRQ_ROUTING_ENTRIES];
  71 } EFI_LEGACY_PIRQ_TABLE;
  72
  73 typedef struct {
  74   EFI_HANDLE  Handle;
  75   UINT16      Vid;
  76   UINT16      Did;
  77   UINT16      SvId;
  78   UINT16      SysId;
  79 } DEVICE_STRUCTURE;
  80
  81 typedef struct {
  82   EFI_GUID  FileName;
  83   UINTN     Valid;
  84 } SYSTEM_ROM_TABLE;
  85
  86 typedef struct {
  87   UINT32                            Signature;
  88   EFI_HANDLE                        Handle;
  89   EFI_LEGACY_BIOS_PLATFORM_PROTOCOL LegacyBiosPlatform;
  90   EFI_HANDLE                        ImageHandle;
  91   EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL   *PciRootBridgeIo;
  92 } LEGACY_BIOS_PLATFORM_INSTANCE;
  93
  94 #define LEGACY_BIOS_PLATFORM_INSTANCE_SIGNATURE   SIGNATURE_32('P','B','I','O')
  95
  96 #define LEGACY_BIOS_PLATFORM_INSTANCE_FROM_THIS(this) \
  97   CR (this, \
  98       LEGACY_BIOS_PLATFORM_INSTANCE, \
  99       LegacyBiosPlatform, \
 100       LEGACY_BIOS_PLATFORM_INSTANCE_SIGNATURE \
 101       )
 102
 103 #endif
 104