[SeaBIOS] Coreboot, Geode LX and VGA

[Christian Gmeiner]

2012/2/21 Nils <njacobs8 at adsltotaal.nl>:
> Op maandag 20-02-2012 om 18:54 uur [tijdzone +0100], schreef Christian
> Gmeiner:
>> 2012/2/20 Christian Gmeiner <christian.gmeiner at gmail.com>:
>> > 2012/2/20 Christian Gmeiner <christian.gmeiner at gmail.com>:
>> >> 2012/2/20 Kevin O'Connor <kevin at koconnor.net>:
>> >>> On Mon, Feb 20, 2012 at 02:39:27PM +0100, Christian Gmeiner wrote:
>> >>>> Hi all,
>> >>>>
>> >>>> I am trying my luck with coreboot and seabios to get VGA working on an LX800
>> >>>> platform. At the moment I am not sure what options I need to enable in coreboot
>> >>>> and seabios to enable VGA.
>> >>>
>> >>> Nils recently reported success using the SeaVGABIOS on his Geode GX2
>> >>> based machine.  I don't think anyone has tried recently on the Geode
>> >>> LX.
>> >>>
>> >>>> Coreboot does its jobs and starts SeaBIOS, but VGA seems not to work.
>> >>>>
>> >>>> thanks for every hint
>> >>>
>> >>> Please send the coreboot plus seabios log (with debugging set to 8) to
>> >>> the mail list.
>> >>
>> >> Here it is http://nopaste.info/10545252c4.html
>> >>
>> >
>> > After some tipps on irc I get this results:
>> > http://nopaste.info/f22222d6d8.html
>
> It is not clear to me if you get some text on your screen now that vga
> bios loading is working.

It does not work.. any hints how to debug it. I can say, that linux lxfb works.

>
> For your boot problem you could try enabling CONFIG_ATA_DMA if i
> remember correct it doesn't boot without it on my target also.( i always
> set it)

On some of your devices UDMA is broken due some wrong schematics. So I
enabled PIO32

Greets
--
Christian Gmeiner, MSc