diff --git a/BaseTools/Source/Python/AutoGen/GenC.py b/BaseTools/Source/Python/AutoGen/GenC.py
index 5e0d11e165..a2053d5485 100755
--- a/BaseTools/Source/Python/AutoGen/GenC.py
+++ b/BaseTools/Source/Python/AutoGen/GenC.py
@@ -1980,12 +1980,14 @@ def CreateHeaderCode(Info, AutoGenC, AutoGenH):
         AutoGenH.Append("#include <Library/PcdLib.h>\n")
 
     AutoGenH.Append('\nextern GUID  gEfiCallerIdGuid;')
+    AutoGenH.Append('\nextern GUID  gEdkiiDscPlatformGuid;')
     AutoGenH.Append('\nextern CHAR8 *gEfiCallerBaseName;\n\n')
 
     if Info.IsLibrary:
         return
 
     AutoGenH.Append("#define EFI_CALLER_ID_GUID \\\n  %s\n" % GuidStringToGuidStructureString(Info.Guid))
+    AutoGenH.Append("#define EDKII_DSC_PLATFORM_GUID \\\n  %s\n" % GuidStringToGuidStructureString(Info.PlatformInfo.Guid))
 
     if Info.IsLibrary:
         return
@@ -2002,6 +2004,7 @@ def CreateHeaderCode(Info, AutoGenC, AutoGenH):
     # Publish the CallerId Guid
     #
     AutoGenC.Append('\nGLOBAL_REMOVE_IF_UNREFERENCED GUID gEfiCallerIdGuid = %s;\n' % GuidStringToGuidStructureString(Info.Guid))
+    AutoGenC.Append('\nGLOBAL_REMOVE_IF_UNREFERENCED GUID gEdkiiDscPlatformGuid = %s;\n' % GuidStringToGuidStructureString(Info.PlatformInfo.Guid))
     AutoGenC.Append('\nGLOBAL_REMOVE_IF_UNREFERENCED CHAR8 *gEfiCallerBaseName = "%s";\n' % Info.Name)
 
 ## Create common code for header file