1 files changed, 40 insertions, 0 deletions
diff --git a/MdePkg/Library/BaseCpuLib/Ia32/CpuFlushTlb.asm b/MdePkg/Library/BaseCpuLib/Ia32/CpuFlushTlb.asm
new file mode 100644
index 0000000000000..2b54d35a6ffcc
--- /dev/null
+++ b/MdePkg/Library/BaseCpuLib/Ia32/CpuFlushTlb.asm
@@ -0,0 +1,40 @@
+;------------------------------------------------------------------------------ ;
+; Copyright (c) 2006, Intel Corporation. All rights reserved.<BR>
+; 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:
+;
+;   CpuFlushTlb.Asm
+;
+; Abstract:
+;
+;   CpuFlushTlb function
+;
+; Notes:
+;
+;------------------------------------------------------------------------------
+
+    .386p
+    .model  flat,C
+    .code
+
+;------------------------------------------------------------------------------
+; VOID
+; EFIAPI
+; CpuFlushTlb (
+;   VOID
+;   );
+;------------------------------------------------------------------------------
+CpuFlushTlb PROC
+    mov     eax, cr3
+    mov     cr3, eax                    ; moving to CR3 flushes TLB
+    ret
+CpuFlushTlb ENDP
+
+    END