adw_ccb_phys_kv
ccb = adw_ccb_phys_kv(sc, scsiq->ccb_ptr);
ADW_CCB *adw_ccb_phys_kv(ADW_SOFTC *, u_int32_t);
ccb = adw_ccb_phys_kv(sc, sc->irq_sp->areq_ba);