Re: [PATCH] x86/x86_64_defconfig: Enable the serial console

Borislav Petkov
2020-10-12T16:43:15Z

On Mon, Oct 12, 2020 at 04:10:45PM +0100, Guillaume Tucker wrote:
> You can get serial console on recent enough Chromebooks with a
> debug interface such as SuzyQable:
>
> https://www.sparkfun.com/products/14746
>
> It's not a USB Type-C adapter, it has a debug interface which
> works with Chromebooks that support Case-Closed Debugging.
> Anyone can do that without modifying the Chromebook, and with a
> bit of patience to go through the documentation[1]...
>
> The KernelCI sample results from my previous email were run using
> just that: off-the-shelf Chromebooks + SuzyQ + rebuilt firmware
> for interactive console and tftp boot + kernel with the config
> options in Enric's patch.

That sounds interesting, thanks for elaborating.

At the same time, you see how this setup is very hw-specific and not
really common and those options do not really belong in a defconfig but
in a kernelCI snippet, I'd say.

Thx.

--
Regards/Gruss,
Boris.