請問 Direct Memory Access (DMA)是利用何種方式來封鎖外部週邊啟動?
Input/Output Memory Management Unit (IOMMU)
Below is an instruction that describes a task. Write a response that appropriately completes the request. ### Instruction: 請問 Direct Memory Access (DMA)是利用何種方式來封鎖外部週邊啟動? ### Response: Input/Output Memory Management Unit (IOMMU) 