+ double default_reference_speed = 20000.0;
+ xbt_cfg_register(&_surf_cfg_set,"reference_speed","Power of the host running the simulation (in flop/s). Used to bench the operations.",
+ xbt_cfgelm_double,&default_reference_speed,1,1,smpi_cfg_cb_host_speed,NULL);
+
+ int default_display_timing = 0;
+ xbt_cfg_register(&_surf_cfg_set,"display_timing","Boolean indicating whether we should display the timing after simulation.",
+ xbt_cfgelm_int,&default_display_timing,1,1,NULL,NULL);
+