Subject: Re: intel 440BX/100 chipset ECC support
To: Aaron J. Grier <agrier@poofygoof.com>
From: Manuel Bouyer <bouyer@antioche.lip6.fr>
List: port-i386
Date: 07/30/2003 14:54:11
On Wed, Jul 23, 2003 at 02:57:04PM -0700, Aaron J. Grier wrote:
> Re: http://mail-index.netbsd.org/port-i386/2002/04/30/0002.html
> 
> I understand that ECC error _reporting_ under i386 is unsupported, but
> am I correct in assuming that the chipset will correct errors
> automatically and transparently to NetBSD, provided the BIOS is aware
> that the installed memory is ECC?

It should, as long as the errors don't exeed the ECC capabilities
(it won't do much in case of multiple bits in error, I guess).
If it detects an error that it can't correct the kernel will probably
get an NMI

--
Manuel Bouyer, LIP6, Universite Paris VI.           Manuel.Bouyer@lip6.fr
     NetBSD: 24 ans d'experience feront toujours la difference
--