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dra7-dsp1-fw.xe66的文件名字是 "hard coded"不能改变，使用的时候需要把可执行文件Link到dra7-dsp1-fw.xe66来使用。 请参考下面SDK user guide的说明。
The remoteproc driver is hard-coded to look for specific files when loading the DSP/M4. Here are the files it looks for:
/lib/firmware/dra7-dsp1-fw.xe66 /lib/firmware/dra7-dsp2-fw.xe66 /lib/firmware/dra7-ipu1-fw.xem4 /lib/firmware/dra7-ipu2-fw.xem4 These are generally a soft link to the intended executable. So for example, let’s update the DSP1 executable on the target:
