Make EdkModulePkg pass Intel IPF compiler with /W4 /WX switches, solving warning #1419.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@2338 6f19259b-4bc3-4df7-8a09-765794883524

EdkModulePkg/Core/Pei/Ipf/IpfPeiMain.h

@@ -0,0 +1,52 @@
+/*++
+
+Copyright (c) 2006, 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:
+
+  IpfPeiMain.h
+
+Abstract:
+
+  Definition of IPF specific function
+
+Revision History
+
+--*/
+
+#ifndef _IPF_PEI_MAIN_H_
+#define _IPF_PEI_MAIN_H_
+
+#include <PeiMain.h>
+
+SAL_RETURN_REGS
+GetHandOffStatus (
+  VOID
+  )
+/*++
+
+Routine Description:
+
+   This routine is called by all processors simultaneously, to get some hand-off
+   status that has been captured by IPF dispatcher and recorded in kernel registers.
+  
+Arguments :
+
+  On Entry :  None.
+
+Returns:
+
+   Lid, R20Status.
+
+--*/
+
+;
+
+#endif

EdkModulePkg/Core/Pei/Ipf/SwitchToCacheMode.c

@@ -20,14 +20,9 @@ Abstract:
 Revision History
 
 --*/
-#include <PeiMain.h>
-#include "IpfCpuCore.i"
 
-extern 
-SAL_RETURN_REGS
-GetHandOffStatus (
-  VOID
-  );
+#include "IpfPeiMain.h"
+#include "IpfCpuCore.i"
 
 VOID
 SwitchToCacheMode (