1 files changed, 85 insertions, 0 deletions
diff --git a/EdkCompatibilityPkg/Compatibility/Include/Guid/SmmBaseThunkCommunication.h b/EdkCompatibilityPkg/Compatibility/Include/Guid/SmmBaseThunkCommunication.h
new file mode 100644
index 0000000000..f8507e5946
--- /dev/null
+++ b/EdkCompatibilityPkg/Compatibility/Include/Guid/SmmBaseThunkCommunication.h
@@ -0,0 +1,85 @@
+/** @file
+  GUID and data structures for communication between SMM Base on SMM Base2 Thunk driver
+  and SmmBaseHelper driver.
+
+  Copyright (c) 2009, Intel Corporation
+  All rights reserved. This program and the accompanying materials
+  are licensed and made available under the terms and conditions of the BSD License
+  which accompanies this distribution.  The full text of the license may be found at
+  http://opensource.org/licenses/bsd-license.php
+
+  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+#ifndef  _SMM_BASE_THUNK_COMMUNICATION_H_
+#define  _SMM_BASE_THUNK_COMMUNICATION_H_
+
+#include <Protocol/SmmBase.h>
+
+#define EFI_SMM_BASE_THUNK_COMMUNICATION_GUID \
+  { 0x6568a3d6, 0x15f, 0x4b4a, { 0x9c, 0x89, 0x1d, 0x14, 0x63, 0x14, 0x13, 0xa } }
+
+typedef struct {
+  EFI_DEVICE_PATH_PROTOCOL       *FilePath;
+  VOID                           *SourceBuffer;
+  UINTN                          SourceSize;
+  EFI_HANDLE                     *ImageHandle;
+  BOOLEAN                        LegacyIA32Binary;
+} SMMBASE_REGISTER_ARG;
+
+typedef struct {
+  EFI_HANDLE                     ImageHandle;
+} SMMBASE_UNREGISTER_ARG;
+
+typedef struct {
+  EFI_HANDLE                     SmmImageHandle;
+  EFI_SMM_CALLBACK_ENTRY_POINT   CallbackAddress;
+  BOOLEAN                        MakeLast;
+  BOOLEAN                        FloatingPointSave;
+} SMMBASE_REGISTER_CALLBACK_ARG;
+
+typedef struct {
+  EFI_MEMORY_TYPE                PoolType;
+  UINTN                          Size;
+  VOID                           **Buffer;
+} SMMBASE_ALLOCATE_POOL_ARG;
+
+typedef struct {
+  VOID                           *Buffer;
+} SMMBASE_FREE_POOL_ARG;
+
+typedef union {
+  SMMBASE_REGISTER_ARG           Register;
+  SMMBASE_UNREGISTER_ARG         UnRegister;
+  SMMBASE_REGISTER_CALLBACK_ARG  RegisterCallback;
+  SMMBASE_ALLOCATE_POOL_ARG      AllocatePool;
+  SMMBASE_FREE_POOL_ARG          FreePool;
+} SMMBASE_FUNCTION_ARGS;
+
+typedef enum {
+  SMMBASE_REGISTER,
+  SMMBASE_UNREGISTER,
+  SMMBASE_REGISTER_CALLBACK,
+  SMMBASE_ALLOCATE_POOL,
+  SMMBASE_FREE_POOL,
+} SMMBASE_FUNCTION;
+
+typedef struct {
+  SMMBASE_FUNCTION               Function;
+  EFI_STATUS                     Status;
+  SMMBASE_FUNCTION_ARGS          Args;
+} SMMBASE_FUNCTION_DATA;
+
+#pragma pack(1)
+typedef struct {
+  EFI_GUID               HeaderGuid;
+  UINTN                  MessageLength;
+  SMMBASE_FUNCTION_DATA  FunctionData;
+} SMMBASETHUNK_COMMUNICATION_DATA;
+#pragma pack()
+
+extern EFI_GUID gEfiSmmBaseThunkCommunicationGuid;
+
+#endif
+