Make EfiRuntimeLib pass GCC.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@5720 6f19259b-4bc3-4df7-8a09-765794883524

EdkCompatibilityPkg/Foundation/Library/RuntimeDxe/EfiRuntimeLib/ia32/CpuFlushCache.S

@@ -0,0 +1,62 @@
+#/*++
+#
+#Copyright (c) 2008, 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:
+#
+    #CpuFlushCache.c
+#
+#Abstract:
+#
+ #Cpu Flush Cache Function.
+#
+#--*/
+#---------------------------------------------------------------------------
+    .586p: 
+    #.MODEL flat,C
+    .code: 
+
+#---------------------------------------------------------------------------
+.globl ASM_PFX(EfiCpuFlushCache)
+
+#
+#//
+#// Cache Flush Routine.
+#//
+#EFI_STATUS
+#EfiCpuFlushCache (
+  #IN EFI_PHYSICAL_ADDRESS          Start,
+#  IN UINT64                        Length
+  #)
+#/*++
+#
+#Routine Description:
+#
+  #Flush cache with specified range.
+#
+#Arguments:
+#
+  #Start   - Start address
+#  Length  - Length in bytes
+#
+#Returns:
+#
+  #Status code
+#  
+  #EFI_SUCCESS - success
+#
+#--*/
+ASM_PFX(EfiCpuFlushCache):
+    wbinvd
+    xorl                    %eax, %eax
+    ret
+
+
+

EdkCompatibilityPkg/Foundation/Library/RuntimeDxe/EfiRuntimeLib/ia32/Fvb.c

@@ -40,7 +40,7 @@ Key:
 UINTN             mFvbCount;
 VOID              *mFvbRegistration;
 VOID              *mFvbExtRegistration;
-static EFI_EVENT  mEfiFvbVirtualNotifyEvent;
+//static EFI_EVENT  mEfiFvbVirtualNotifyEvent;
 BOOLEAN           gEfiFvbInitialized = FALSE;
 EFI_EVENT         mFvbEvent;