diff --git a/EdkCompatibilityPkg/Foundation/Library/EdkIIGlueLib/Library/BaseLib/BaseLib.inf b/EdkCompatibilityPkg/Foundation/Library/EdkIIGlueLib/Library/BaseLib/BaseLib.inf
index 166fceae14..c7a4b718e1 100644
--- a/EdkCompatibilityPkg/Foundation/Library/EdkIIGlueLib/Library/BaseLib/BaseLib.inf
+++ b/EdkCompatibilityPkg/Foundation/Library/EdkIIGlueLib/Library/BaseLib/BaseLib.inf
@@ -1,6 +1,6 @@
#/*++
#
-# Copyright (c) 2004 - 2006, Intel Corporation. All rights reserved.
+# Copyright (c) 2004 - 2011, 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
@@ -587,8 +587,8 @@ COMPONENT_TYPE = LIBRARY
Ipf/ReadCpuid.s
Ipf/AccessGp.s
Math64.c
- Ipf/CpuBreakpoint.c | INTEL
- Ipf/CpuBreakpoint.c | MSFT
+ Ipf/CpuBreakpoint.c | INTEL
+ Ipf/CpuBreakpointMsc.c | MSFT
Synchronization.c | INTEL
SynchronizationMsc.c | MSFT
SynchronizationGcc.c | GCC
diff --git a/EdkCompatibilityPkg/Foundation/Library/EdkIIGlueLib/Library/BaseLib/Ipf/CpuBreakpointMsc.c b/EdkCompatibilityPkg/Foundation/Library/EdkIIGlueLib/Library/BaseLib/Ipf/CpuBreakpointMsc.c
new file mode 100644
index 0000000000..4171185088
--- /dev/null
+++ b/EdkCompatibilityPkg/Foundation/Library/EdkIIGlueLib/Library/BaseLib/Ipf/CpuBreakpointMsc.c
@@ -0,0 +1,118 @@
+/** @file
+ Base Library CPU functions for Itanium
+
+ Copyright (c) 2006 - 2011, 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.
+
+**/
+
+
+#include "BaseLibInternals.h"
+
+#pragma intrinsic (_enable)
+#pragma intrinsic (_disable)
+#pragma intrinsic (__break)
+#pragma intrinsic (__mfa)
+
+/**
+ Generates a breakpoint on the CPU.
+
+ Generates a breakpoint on the CPU. The breakpoint must be implemented such
+ that code can resume normal execution after the breakpoint.
+
+**/
+VOID
+EFIAPI
+CpuBreakpoint (
+ VOID
+ )
+{
+ __break (0);
+}
+
+/**
+ Used to serialize load and store operations.
+
+ All loads and stores that proceed calls to this function are guaranteed to be
+ globally visible when this function returns.
+
+**/
+VOID
+EFIAPI
+MemoryFence (
+ VOID
+ )
+{
+ __mfa ();
+}
+
+/**
+ Disables CPU interrupts.
+
+ Disables CPU interrupts.
+
+**/
+VOID
+EFIAPI
+DisableInterrupts (
+ VOID
+ )
+{
+ _disable ();
+}
+
+/**
+ Enables CPU interrupts.
+
+ Enables CPU interrupts.
+
+**/
+VOID
+EFIAPI
+EnableInterrupts (
+ VOID
+ )
+{
+ _enable ();
+}
+
+/**
+ Enables CPU interrupts for the smallest window required to capture any
+ pending interrupts.
+
+ Enables CPU interrupts for the smallest window required to capture any
+ pending interrupts.
+
+**/
+VOID
+EFIAPI
+EnableDisableInterrupts (
+ VOID
+ )
+{
+ EnableInterrupts ();
+ DisableInterrupts ();
+}
+
+/**
+ Places the CPU in a sleep state until an interrupt is received.
+
+ Places the CPU in a sleep state until an interrupt is received. If interrupts
+ are disabled prior to calling this function, then the CPU will be placed in a
+ sleep state indefinitely.
+
+**/
+VOID
+EFIAPI
+CpuSleep (
+ VOID
+ )
+{
+ PalCallStatic (NULL, 29, 0, 0, 0);
+}