POSTing of video cards (WAS: Solo Xgl..)

Vladimir Dergachev volodya at
Mon Feb 28 08:06:12 PST 2005

On Mon, 28 Feb 2005, Pavel Machek wrote:

> Hi!
>>> I think that the driver is the "chief" here and the one to know what to
>>> do with the cards it drives. It can detect a non-POSTed card and deal
>>> with it.
>> What about the x86 case of VGA devices that run without a driver being
>> loaded? Do we force people to load an fbdev driver to get the reset?
>> The BIOS deficiency strategy works for these devices.
> Yes, I think we do force people to load fbdev...
> ...because different BIOSes will be broken in slightly different ways,
> and you'll probably need to know which BIOS you are trying to load...

I agree. For example, on my Dell notebook the graphics card is not 
reinitialized properly on return from resume. At some point I'll get 
bothered enough to write code that does it.


                           Vladimir Dergachev

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