vol_bus          2193 dev/ic/mpi.c   		    DEVNAME(sc), vol->vol_id, vol->vol_bus, vol->vol_ioc,
vol_bus          2198 dev/ic/mpi.c   		if (vol->vol_ioc != sc->sc_ioc_number || vol->vol_bus != 0)
vol_bus          1186 dev/ic/mpireg.h 	u_int8_t		vol_bus;