dbdma_alloc
sc->sc_odbdma = dbdma_alloc(sc->sc_dmat, AWACS_DMALIST_MAX);
sc->sc_idbdma = dbdma_alloc(sc->sc_dmat, AWACS_DMALIST_MAX);
dbdma_t dbdma_alloc(bus_dma_tag_t, int); /* Allocate command structures */
sc->sc_idbdma = dbdma_alloc(sc->sc_dmat, I2S_DMALIST_MAX);
sc->sc_odbdma = dbdma_alloc(sc->sc_dmat, I2S_DMALIST_MAX);
sc->sc_txdbdma = dbdma_alloc(sc->sc_dmat, BMAC_TXBUFS);
sc->sc_rxdbdma = dbdma_alloc(sc->sc_dmat, BMAC_RXBUFS + 1);
if ((sc->sc_txdbdma = dbdma_alloc(sc->sc_dmat, 2)) == NULL) {
if ((sc->sc_rxdbdma = dbdma_alloc(sc->sc_dmat, 8 + 1)) == NULL) {
sc->sc_dbdma = dbdma_alloc(sc->sc_dmat, WDC_DMALIST_MAX + 1);
if ((sc->sc_dbdma = dbdma_alloc(sc->sc_dmat, BL_DBDMA_CMDS)) == NULL) {
dbdma_alloc(sizeof(dbdma_command_t) * 3);