+/**\r
+ Register an event handler with the Data Hub to parse EFI_DEBUG_CODE. This\r
+ handler reads the Data Hub and sends any DEBUG info to StdErr.\r
+\r
+ @param ImageHandle Image handle of this driver.\r
+ @param SystemTable Pointer to EFI system table.\r
+\r
+ @retval EFI_SUCCESS The event handler was registered.\r
+ @retval EFI_OUT_OF_RESOURCES The event hadler was not registered due to lack of system resources.\r
+**/\r