Re: [RFC] Reliable video POSTing on resume (was: Re: Samsung P35, S3, black screen (radeon))

Jon Smirl
2005-02-10T20:34:55Z

I added Kendall from Scitech to the CC list. He is the expert on
getting VBIOS's to post. Maybe he can help.

On Thu, 10 Feb 2005 20:29:47 +0000, Matthew Garrett <mjg59-1xO5oi07KQx4cg9Nei1l7Q@public.gmane.org> wrote:
> On Thu, 2005-02-10 at 15:17 -0500, Jon Smirl wrote:
> > On Thu, 10 Feb 2005 20:08:15 +0000, Matthew Garrett <mjg59-1xO5oi07KQx4cg9Nei1l7Q@public.gmane.org> wrote:
> > > It also explicitly states that Windows 2000 and XP don't support this,
> > > which leads me to suspect that vendors no longer expect POSTing to be
> > > possible after initial system boot.
> >
> > No, it means that some of my ATI cards don't function as secondary
> > adapters on 2K and XP.
>
> And nor will any other card that requires POSTing (assuming that it
> isn't just ATI being less than honest about driver shortcomings). And
> we've certainly seen in the past that removing support for functionality
> in Windows tends to result in hardware no longer supporting that
> functionality.
>
> I have real, shipping hardware here that fails if you simply try to
> execute the video BIOS POST code. If you think this is due to a
> shortcoming in existing BIOS emulations, I'm more than happy to dump the
> video and system BIOS regions and send them to you.
>
> --
> Matthew Garrett | mjg59-1xO5oi07KQx4cg9Nei1l7Q@public.gmane.org
>
>

--
Jon Smirl
jonsmirl-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org

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