DMA_ST_INT
return *dp->dc_st & DMA_ST_INT;
case DMA_ST_OVER | DMA_ST_INT:
case DMA_ST_OVER | DMA_ST_INT | DMA_ST_CHAN:
case DMA_ST_INT:
case DMA_ST_INT | DMA_ST_CHAN:
#define DMA_ST_MASK (DMA_ST_CHAN | DMA_ST_INT | DMA_ST_OVER)