buildroot to build toolchain on Linux

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1. maybe I shall back ports somethings to 2.6.x

but I am still checking this issue.

2. did you program the sof to flash?

are you using altera's dev board?

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I not program the sof to flash. But I download the sof use jtag when I power on the

broad.

I am not use altera&#39;s dev board. But my board design is follow altera&#39;s dev board.

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if you use jtag uart and jtag debug, the board must be connected to nios2-terminal to run.

you should use uart serial console without jtag debug ,and program the sof flash and linux flash.

this way, you can test your board more clearly. note, you must have a reset to your nios2 core.