ctlrUnitIdx       216 src/dps8/dps8_urp.c  uint ctlrUnitIdx = get_ctlr_idx (iomUnitIdx, chan);
ctlrUnitIdx       217 src/dps8/dps8_urp.c  uint devUnitIdx  = cables->urp_to_urd[ctlrUnitIdx][p->IDCW_DEV_CODE].unit_idx;