linux-kernel - Re: Intel PCI-E bridge ACPI resources and possibly related SATA unstability problems on ASUS A8Js

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Message-ID: <Pine.LNX.4.64.0701251325250.20484@kepler.fjfi.cvut.cz>
Date:	Thu, 25 Jan 2007 13:28:56 +0100 (CET)
From:	Martin Drab <drab@...ler.fjfi.cvut.cz>
To:	Oleg Verych <olecom@...wer.upol.cz>
cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: Intel PCI-E bridge ACPI resources and possibly related SATA
 unstability problems on ASUS A8Js

On Thu, 25 Jan 2007, Oleg Verych wrote:

> gmane.linux.kernel:
> > recently I got my hands on an ASUS A8Js notebook (Core 2 Duo T7200,
> > Intel 945 PM PCI-E Chipset, for details see attached log). After booting 
> > the latest 2.6.20-rc5-git3 kernel (but the same behaviour occurs also with 
> > the 2.6.19.2, didn't try any other), some strange behaviour can be 
> > observed.
> 
> There were disscussions about mmconfig and what nightmare it brought to
> PCI(E) configuration in scope of BIOS, chip bugs. Here's (one of) such:
> <http://marc.theaimsgroup.com/?l=linux-kernel&m=116007091004503&w=2>
> 
> > At first the following messages appear in the log:
> >
> > ...
> > [   40.303154] PCI: BIOS Bug: MCFG area at e0000000 is not E820-reserved
> > [   40.303157] PCI: Not using MMCONFIG.
> >
> > (not sure whether this is really a problem)
> 
> I think it may be the major problem.

Hmm, it may be. Was there suggested any solution (or at least proposal) 
that I may try?

Martin
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