參考資訊:
https://raspberrypi.stackexchange.com/questions/136076/how-to-edit-coherent-pool-setting-via-cmdline-txt
問題如下:
ERROR: 256 KiB atomic DMA coherent pool is too small! Please increase it with coherent_pool=kernel parameter
解法如下:
在/boot/boot.cfg添加coherent_pool=2M