SIS_SIMULTANEOUS_VIEW_ENABLE
cr30 |= SIS_SIMULTANEOUS_VIEW_ENABLE;
cr30 |= (0x80 | SIS_SIMULTANEOUS_VIEW_ENABLE);
cr30 |= SIS_SIMULTANEOUS_VIEW_ENABLE;
cr30 = (SIS_VB_OUTPUT_SCART | SIS_SIMULTANEOUS_VIEW_ENABLE);
cr30 = (SIS_VB_OUTPUT_SVIDEO | SIS_SIMULTANEOUS_VIEW_ENABLE);
cr30 = (SIS_VB_OUTPUT_COMPOSITE | SIS_SIMULTANEOUS_VIEW_ENABLE);
cr30 = (SIS_VB_OUTPUT_LCD | SIS_SIMULTANEOUS_VIEW_ENABLE);
cr30 = (SIS_VB_OUTPUT_CRT2 | SIS_SIMULTANEOUS_VIEW_ENABLE);