vic_write
vic_write(sc, VIC_DATA_ADDR, VIC_DMA_DVA(sc));
vic_write(sc, VIC_DATA_LENGTH, sc->sc_dma_size);
vic_write(sc, VIC_CMD, VIC_CMD_INTR_ENABLE);
vic_write(sc, VIC_CMD, VIC_CMD_INTR_DISABLE);
vic_write(sc, VIC_CMD, VIC_CMD_IFF);
vic_write(sc, VIC_DATA_ADDR, 0);
vic_write(sc, VIC_CMD, cmd);
void vic_write(struct vic_softc *, bus_size_t, u_int32_t);
vic_write(sc, VIC_CMD, VIC_CMD_INTR_ACK);
vic_write(sc, VIC_CMD, VIC_CMD_MCASTFIL);
vic_write(sc, VIC_CMD, VIC_CMD_IFF);