According to PI spec,EndOfDxe Event should be signaled before DxeSmmReadyToLock protocol installation. Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: lushifex <shifeix.a.lu@intel.com> Reviewed-by: David Wei <david.wei@intel.com> Reviewed-by: Laszlo Ersek <lersek@redhat.com>