Add in the 1st version of ECP.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@2832 6f19259b-4bc3-4df7-8a09-765794883524

EdkCompatibilityPkg/Foundation/Efi/Protocol/PxeBaseCodeCallBack/PxeBaseCodeCallBack.c

@@ -0,0 +1,29 @@
+/*++
+
+Copyright (c) 2004, 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:
+  PxeBaseCodeCallBack.c
+
+Abstract:
+  PXE BaseCode Callback GUID declaration.
+
+--*/
+
+#include "EfiSpec.h"
+
+#include EFI_PROTOCOL_DEFINITION (PxeBaseCodeCallBack)
+
+EFI_GUID  gEfiPxeBaseCodeCallbackProtocolGuid = EFI_PXE_BASE_CODE_CALLBACK_PROTOCOL_GUID;
+
+EFI_GUID_STRING
+  (&gEfiPxeBaseCodeCallbackProtocolGuid, "PXE Base Code Callback Protocol", "EFI PXE Base Code Callback Protocol");
+
+/* EOF - PxeBaseCodeCallBack.c */