[coreboot] Intel G41 - Asrock G41M-GS: no coreboot screen output from Intel GPU on VGA

Nico Huber nico.h at gmx.de
Thu Aug 16 22:07:34 CEST 2018

On 16.08.2018 12:27, h42 at memeware.net wrote:
> On 2018-08-15 21:22, Nico Huber wrote:
>> Hi,
>> On 14.08.2018 13:41, h42 at memeware.net wrote:
>>> So it seems to have detected that my screen is 1920*1080. GPU + screen
>>> detection seems to be working. But i dont get any coreboot output on the
>>> screen.
>> you can set CONFIG_DEBUG_ADA_CODE to enable verbose messages in
>> libgfxinit. At least this would show if the GFX hardware is indeed
>> enabled or if it bails out for some reason.
>> When you set drm.debug=6 in your kernel command line, there'll also
>> be a lot of information in the log about what configuration Linux
>> finds before (re)initializing graphics.
>> Hope that helps,
>> Nico
> The new additional output:
> [...]

Looks all good to me. If you'd provide a full log (including SeaBIOS)
with loglevel `Debug`, that might help to trace it down. Please also
attach your .config (just to be sure, I know you used the defaults but
those can change between code revisions).


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