xnf_control                                        Specifies XNF file
                                                   generation.
 [ -reset ]                                          resets values to default
                                                     settings
 [ -off/-on ]                                        / off
 [ -blockmode               [ on | off ]             / off
 [ -boundaryscan ]          [ on | off ]             / off
 [ -gsr                     gsr_signal_name ]        an input port or any wire
                                                     at current scope/none
 [ -gts                     gts_signal_name ]        an input port or any wire
                                                     at current scope/none
