[Sound-open-firmware] How do you provide the firmware binary, e.g sof-byt.ri file?

[Liam Girdwood]

On Mon, 2018-12-10 at 07:48 -0600, Pierre-Louis Bossart wrote:
> > I am having this problem where SOF is compiled as built in the
> > kernel and the firmware binary is on the rootfs.
> > 
> > When request_firmware is called in sof_probe the rootfs
> > is not yet mounted so the call to request_firmware fails.
> > 
> > Just curious, how do you provide the firmware binary?
> 
> it's a known issue that we haven't fixed since we use modules both for 
> development and production. Other drivers have the same problem IIRC.
> 

You could try adding the image to initramfs, but as Pierre says this is a
general problem with loading FW on Linux, not just related to audio.

Liam