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diff --git a/EDK/Foundation/Framework/Protocol/LegacyRegion/LegacyRegion.h b/EDK/Foundation/Framework/Protocol/LegacyRegion/LegacyRegion.h
new file mode 100644
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--- /dev/null
+++ b/EDK/Foundation/Framework/Protocol/LegacyRegion/LegacyRegion.h
@@ -0,0 +1,82 @@
+/*++
+
+Copyright (c) 1999 - 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:
+
+  LegacyRegion.h
+    
+Abstract:
+
+  This protocol manages the legacy memory regions between 0xc0000 - 0xfffff
+
+Revision History
+
+  The EFI Legacy Region Protocol is compliant with CSM spec 0.96.
+
+--*/
+
+#ifndef _EFI_LEGACY_REGION_H_
+#define _EFI_LEGACY_REGION_H_
+
+#define EFI_LEGACY_REGION_PROTOCOL_GUID \
+  { \
+    0xfc9013a, 0x568, 0x4ba9, 0x9b, 0x7e, 0xc9, 0xc3, 0x90, 0xa6, 0x60, 0x9b \
+  }
+
+EFI_FORWARD_DECLARATION (EFI_LEGACY_REGION_PROTOCOL);
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_LEGACY_REGION_DECODE) (
+  IN EFI_LEGACY_REGION_PROTOCOL           * This,
+  IN  UINT32                              Start,
+  IN  UINT32                              Length,
+  IN  BOOLEAN                             *On
+  );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_LEGACY_REGION_LOCK) (
+  IN EFI_LEGACY_REGION_PROTOCOL           * This,
+  IN  UINT32                              Start,
+  IN  UINT32                              Length,
+  OUT UINT32                              *Granularity OPTIONAL
+  );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_LEGACY_REGION_BOOT_LOCK) (
+  IN EFI_LEGACY_REGION_PROTOCOL           * This,
+  IN  UINT32                              Start,
+  IN  UINT32                              Length,
+  OUT UINT32                              *Granularity OPTIONAL
+  );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_LEGACY_REGION_UNLOCK) (
+  IN EFI_LEGACY_REGION_PROTOCOL           * This,
+  IN  UINT32                              Start,
+  IN  UINT32                              Length,
+  OUT UINT32                              *Granularity OPTIONAL
+  );
+
+typedef struct _EFI_LEGACY_REGION_PROTOCOL {
+  EFI_LEGACY_REGION_DECODE    Decode;
+  EFI_LEGACY_REGION_LOCK      Lock;
+  EFI_LEGACY_REGION_BOOT_LOCK BootLock;
+  EFI_LEGACY_REGION_UNLOCK    UnLock;
+} EFI_LEGACY_REGION_PROTOCOL;
+
+extern EFI_GUID gEfiLegacyRegionProtocolGuid;
+
+#endif