GEM_CDTXADDR      740 dev/ic/gem.c   	    (((uint64_t)GEM_CDTXADDR(sc,0)) >> 32));
GEM_CDTXADDR      741 dev/ic/gem.c   	bus_space_write_4(t, h, GEM_TX_RING_PTR_LO, GEM_CDTXADDR(sc, 0));