hb                979 dev/ic/ciss.c  	u_int32_t hb;
hb                981 dev/ic/ciss.c  	hb = bus_space_read_4(sc->iot, sc->cfg_ioh,
hb                983 dev/ic/ciss.c  	if (hb == sc->heartbeat)
hb                986 dev/ic/ciss.c  		sc->heartbeat = hb;