1 files changed, 98 insertions, 0 deletions
diff --git a/roms/edk2/OvmfPkg/Csm/CsmSupportLib/LegacyPlatform.h b/roms/edk2/OvmfPkg/Csm/CsmSupportLib/LegacyPlatform.h
new file mode 100644
index 000000000..1479efc74
--- /dev/null
+++ b/roms/edk2/OvmfPkg/Csm/CsmSupportLib/LegacyPlatform.h
@@ -0,0 +1,98 @@
+/** @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
+