RL_RX_DMAMEM_SZ
(caddr_t)sc->rl_ldata.rl_rx_list, RL_RX_DMAMEM_SZ(sc));
if ((error = bus_dmamem_alloc(sc->sc_dmat, RL_RX_DMAMEM_SZ(sc),
sc->rl_ldata.rl_rx_listnseg, RL_RX_DMAMEM_SZ(sc),
if ((error = bus_dmamap_create(sc->sc_dmat, RL_RX_DMAMEM_SZ(sc), 1,
RL_RX_DMAMEM_SZ(sc), 0, bus_dma64,
RL_RX_DMAMEM_SZ(sc), NULL, BUS_DMA_NOWAIT)) != 0) {