cisen
commented
2 years ago - DMA(Direct Memory Access)是直接连接外设和flas、sram等存储器，外设的数据不用再经过cpu中断就能直接存储到flash中，中断优先级低于DMA
- https://github.com/Digilent/NexysVideo/tree/master/Projects/dma
- https://github.com/freecores/dma_axi
- https://github.com/OpenXiangShan/XiangShan/blob/752db3a8cd19ef4e1319a322c4abbbc2e5e3f348/src/main/scala/top/Top.scala#L120