DMA_WRITE
DMA_WRITE | DMA_ENDVMA | DMA_DSBL_DRAIN; \
DMA_WRITE | DMA_ENDVMA | DMA_DSBL_DRAIN; \
(fas->f_dma_csr & ~DMA_WRITE) | DMA_ENDVMA | DMA_DSBL_DRAIN; \
fas->f_dma_csr &= ~(DMA_ENDVMA | DMA_WRITE);
fas->f_dma_csr &= ~(DMA_ENDVMA | DMA_WRITE);