linux-kernel - Re: 2.6.24-rc8-git does not boot on Geode LX

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Date:	Sun, 20 Jan 2008 15:37:37 +0100
From:	Willy Tarreau <w@....eu>
To:	Arnd Hannemann <hannemann@...informatik.rwth-aachen.de>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: 2.6.24-rc8-git does not boot on Geode LX

Hi Arnd,

On Sun, Jan 20, 2008 at 02:42:32PM +0100, Arnd Hannemann wrote:
> Hi,
> 
> Willy Tarreau schrieb:
> > Hi,
> > 
> > I've just pulled latest -git and tried this morning in on one of my ALIX
> > mobos equipped with an AMD Geode LX800 + CS5536. HEAD is a7da60f41551*.
> 
> We boot 2.6.24-rc8 on these mainboards, which BIOS version do you use?

I don"t remember and am not at home right now. I had 1.1 in mind but I may
be wrong.

> > So I tried disabling PCI, MFGPT, etc... But no success yet.
> 
> Did you try to boot with nomfgpt?

no, because I did not know about this one. I will try.

> In my experiments disabling CONFIG_GEODE_MFGPT_TIMER won't be enough to
> boot 2.6.24-rc8 on a v0.98 bios or on a v0.99 bios with MFGPT workaround
> turned on in the bios menu.

OK, that's a useful info.

> Otherwise the system will hang in arch/x86/kernel/mfgpt_32.c while
> trying to detect MFGPT timers.
> To clearify, for us the following works:
> v0.99 bios, MFGPT workaround turned off in bios and
> CONFIG_GEODE_MFGPT_TIMER=n

OK thanks very much. I'll try this ASAP.

Cheers!
Willy

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