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Message-ID: <9e47339105021012341c94c441@mail.gmail.com>
Date: Thu, 10 Feb 2005 15:34:55 -0500
From: Jon Smirl <jonsmirl@gmail.com>
Reply-To: Jon Smirl <jonsmirl@gmail.com>
To: Matthew Garrett <mjg59@srcf.ucam.org>
Subject: Re: [RFC] Reliable video POSTing on resume (was: Re: [ACPI] Samsung P35, S3, black screen (radeon))
Cc: =?ISO-8859-1?Q?Ville_Syrj=E4l=E4?= <syrjala@sci.fi>,
       Bill Davidsen <davidsen@tmr.com>, Alan Cox <alan@lxorguk.ukuu.org.uk>,
       Pavel Machek <pavel@ucw.cz>, ncunningham@linuxmail.org,
       Carl-Daniel Hailfinger <c-d.hailfinger.devel.2005@gmx.net>,
       ACPI List <acpi-devel@lists.sourceforge.net>,
       Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
       Kendall Bennett <kendallb@scitechsoft.com>
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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@srcf.ucam.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@srcf.ucam.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@srcf.ucam.org
> 
> 


-- 
Jon Smirl
jonsmirl@gmail.com
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