Add in the 1st version of ECP.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@2832 6f19259b-4bc3-4df7-8a09-765794883524

EdkCompatibilityPkg/Foundation/Library/Dxe/Include/SmmRuntimeLib.h

@@ -0,0 +1,75 @@
+/*++
+
+Copyright (c) 2004, 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.             
+
+Module Name:
+
+  SmmRuntimeLib.h
+
+Abstract:
+
+  SMM Related prototypes that can be referenced for Preboot Configuration only.
+
+--*/
+
+#ifndef _SMM_RUNTIME_LIB_H_
+#define _SMM_RUNTIME_LIB_H_
+
+#include "Tiano.h"
+#include "EfiRuntimeLib.h"
+
+BOOLEAN
+EfiInSmm (
+  VOID
+  )
+/*++
+
+Routine Description:
+
+  Test whether in Smm mode currently.
+
+Arguments:
+
+  None
+
+Returns:
+
+  TRUE      - In Smm mode
+  FALSE     - Not in Smm mode
+
+--*/
+;
+
+EFI_STATUS
+RegisterSmmRuntimeDriver (
+  IN EFI_HANDLE             ImageHandle,
+  IN EFI_SYSTEM_TABLE       *SystemTable,
+  OUT EFI_HANDLE            *SmmImageHandle
+  )
+/*++
+
+Routine Description:
+
+  Registers a Driver with the SMM.
+
+Arguments:
+
+  ImageHandle     - The firmware allocated handle for the EFI image.  
+  SystemTable     - A pointer to the EFI System Table.
+  SmmImageHandle  - Image handle returned by the SMM driver.
+
+Returns:
+
+  Status code
+
+--*/
+;
+
+#endif