mtw_write_cfg
int mtw_write_cfg(struct mtw_softc *, uint16_t, uint32_t);
return mtw_write_cfg(sc, MTW_USB_U3DMA_CFG, val);
mtw_write_cfg(sc, MTW_MCU_DMA_ADDR, offset + sent);
mtw_write_cfg(sc, MTW_MCU_DMA_LEN, (xferlen << 16));
mtw_write_cfg(sc, MTW_MCU_DMA_ADDR, 0x00095000);