运行DE10 Nano Xfce.img时下载sof会导致HPS重启

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Q:当客户在01010模式下跑DE10 Nano Xfce.img时,若下载sof文件到开发板会导致HPS重启,linux系统重新启动的现象。


A

Intel版本的linux image:DE10 Nano Xfce.img, 在FPP mode下(01010) 用SD 卡開機後, 會下載.rbf configure FPGA. 並進入linux。如果在這個mode下, 下載.sof , 會造成 FPGA硬體變更 使的 Linux那邊重新啟動。所以會看到LED滅掉系統重起的狀態.

如果他只是單純FPGA開發 , MSEL 請換到 AS Mode 下(10010)開發. 我門以前的image(比如DE10_Nano_LXDE.img或者de10_nano_linux_console.img)不會這樣。

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