+ //\r
+ // Create event notification on Exit Boot Services event.\r
+ //\r
+ Status = gBS->CreateEventEx (\r
+ EVT_NOTIFY_SIGNAL,\r
+ TPL_NOTIFY,\r
+ SmmBaseExitBootServicesEventNotify,\r
+ NULL,\r
+ &gEfiEventExitBootServicesGuid,\r
+ &Event\r
+ );\r
+ ASSERT_EFI_ERROR (Status);\r
+\r