From owner-freebsd-stable@FreeBSD.ORG  Wed Feb  8 02:26:32 2006
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Date: Wed, 8 Feb 2006 10:26:29 +0800
From: "Mars G. Miro" <marsgmiro@gmail.com>
To: Geoffroy Desvernay <dgeo@dgeos.net>
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Cc: freebsd-stable@freebsd.org, bug-followup@freebsd.org
Subject: Re: i386/86880: [hang] 6.0 hangs or reboots whilst 5.4 is stable
	(ASUS-A7NX motherboard with nforce2 chipset)
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On 2/8/06, Geoffroy Desvernay <dgeo@dgeos.net> wrote:
>
> >>>I've got the same problem with an A7N8X-X (athlon 2000+) motherboard a=
nd
> >>>6-STABLE (Build Feb, 2 2006).
> >>>booting with kernel.debug says nothing, seems to be hardware hang but
> >>>doesn't happend with linux nor OpenBSD. Didn't tried 5.3 yet.
> >>>Hang after detection of ATA devices (floppy's light turns on, then han=
g)
> >
> > I've experienced this myself. Happens w/ nForce-based mobos and
> > certain shuttles. My fix has to always set the BIOS setting of the HD
> > to LBA instead of Auto or CHS.
> >
> > Try this and report back ;-)
> >
> Tried this unsuccessfully, but fixing cpu freq to 100Mhz (instead of
> 133Mhz) seems to work...
>
> I've read something about disabling firewire in the bios, but I have it
> on a separate card (not in the MB), and I can't remove it for the moment.=
..
>

Also try disabling APIC (not ACPI) as I've encountered several mobos
that have this implemented poorly w/c results in weird behaviors of
the OS.

> I'm not kernel developper, but I may try patches or ?
>

I'm not aware of any patches but I think this is just a hardware
config problem tho YMMV.

> Geoffroy.
>
>
>


cheers
mars