Add a new library class of SmmLib

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@3764 6f19259b-4bc3-4df7-8a09-765794883524

IntelFrameworkPkg/Include/Library/SmmLib.h

@@ -0,0 +1,78 @@
+/** @file
+  SMM Library Services that abstracts both S/W SMI generation and detection. 
+
+  Copyright (c) 2007, 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_LIB_H__
+#define __SMM_LIB_H__
+
+
+/**
+  Triggers an SMI at boot time.  
+
+  This function triggers a software SMM interrupt at boot time.
+
+**/
+VOID
+EFIAPI
+TriggerBootServiceSoftwareSmi (
+  VOID
+  );
+
+
+/**
+  Triggers an SMI at run time.  
+
+  This function triggers a software SMM interrupt at run time.
+
+**/
+VOID
+EFIAPI
+TriggerRuntimeSoftwareSmi (
+  VOID
+  );
+
+
+/**
+  Test if a boot time software SMI happens.  
+
+  This function tests if a software SMM interrupt happens. If a software SMM interrupt happens and
+  it is triggered at boot time, it returns TRUE. Otherwise, it returns FALSE.
+
+  @retval TRUE                 A software SMI triggered at boot time happens.
+  @retval FLASE                No software SMI happens or the software SMI is triggered at run time.
+
+**/
+BOOLEAN
+EFIAPI
+IsBootServiceSoftwareSmi (
+  VOID
+  );
+
+
+/**
+  Test if a run time software SMI happens.  
+
+  This function tests if a software SMM interrupt happens. If a software SMM interrupt happens and
+  it is triggered at run time, it returns TRUE. Otherwise, it returns FALSE.
+
+  @retval TRUE                 A software SMI triggered at run time happens.
+  @retval FLASE                No software SMI happens or the software SMI is triggered at boot time.
+
+**/
+BOOLEAN
+EFIAPI
+IsRuntimeSoftwareSmi (
+  VOID
+  );
+
+#endif

IntelFrameworkPkg/IntelFrameworkPkg.dec

@@ -26,6 +26,7 @@
 [LibraryClasses.common]
   HiiLibFramework|Include/Library/HiiLibFramework.h
   IfrSupportLibFramework|Include/Library/IfrSupportLibFramework.h
+  SmmLib|Include/Library/SmmLib.h
 
 [Guids.common]
   gEfiAcpiTableStorageGuid       = { 0x7e374e25, 0x8e01, 0x4fee, { 0x87, 0xf2, 0x39, 0x0c, 0x23, 0xc6, 0x06, 0xcd }}