VR_ADDR_LO
rd->vr_tx_ring[i].vr_nextphys = htole32(VR_ADDR_LO(addr));
rd->vr_rx_ring[i].vr_nextphys = htole32(VR_ADDR_LO(addr));
desc->vr_data = htole32(VR_ADDR_LO(segs[0].ds_addr));
desc->vr_data = htole32(VR_ADDR_LO(txsegs[i].ds_addr));
CSR_WRITE_4(sc, VR_RXADDR, VR_ADDR_LO(addr));
CSR_WRITE_4(sc, VR_TXADDR, VR_ADDR_LO(addr));
CSR_WRITE_4(sc, VR_TXADDR, VR_ADDR_LO(addr));
CSR_WRITE_4(sc, VR_RXADDR, VR_ADDR_LO(addr));