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不知道MCFW和EDMA的驱动中设置的是否是默认的映射,要如何让更改这个映射呢?
手册的499页
By default, all channels map to PaRAM set to 0. These should be remapped before use. For more
information, see Section 5.4.1.1.3 (DCHMAP registers) and Section 5.4.1.1.4 (QCHMAP registers).