Subject: Re: VIA Chipset 82C691
To: Mark Randelhoff <>
From: Manuel Bouyer <>
List: tech-kern
Date: 07/11/2001 21:46:40
On Sun, Jul 08, 2001 at 02:17:48PM +0200, Mark Randelhoff wrote:
> Apologies if this is an FAQ.
> I keep getting a UVM_FAULT when booting NetBSD-1.5 on a via based
> motherboard.
> I cvs updated on the netbsd-1-5 tree today. So it is current 1.5.
> The PCI-ISA chipset is VT82C596A and the host -pci is VT82C69.
> The UVM fault reports an error in pmap_remove_ptes. This ONLY occurs on the
> via
> board. On an intel board the system works fine.
> Has anyone else had similar problems with Via boards. Would appreciate any
> comments.

I have several model of via-based motherboard, and I don't have any problems.
Maybe it's a hardware problem, or a bad setting in BIOS (15-16MB hole) ?

Manuel Bouyer <>