From owner-freebsd-hackers Tue Sep 4 6:20:17 2001 Delivered-To: freebsd-hackers@freebsd.org Received: from smtpproxy1.mitre.org (smtpproxy1.mitre.org [129.83.20.90]) by hub.freebsd.org (Postfix) with ESMTP id 0BB0737B409; Tue, 4 Sep 2001 06:20:13 -0700 (PDT) Received: from avsrv1.mitre.org (avsrv1.mitre.org [129.83.20.58]) by smtpproxy1.mitre.org (8.11.3/8.11.3) with ESMTP id f84DK7c24736; Tue, 4 Sep 2001 09:20:07 -0400 (EDT) Received: from MAILHUB2 (mailhub2.mitre.org [129.83.221.18]) by smtpsrv1.mitre.org (8.11.3/8.11.3) with ESMTP id f84DK5f02583; Tue, 4 Sep 2001 09:20:05 -0400 (EDT) Received: from dhcp-105-164.mitre.org (128.29.105.164) by mailhub2.mitre.org with SMTP id 7617718; Tue, 04 Sep 2001 09:18:51 -0400 Message-ID: <3B94D4AC.6B08187C@mitre.org> Date: Tue, 04 Sep 2001 09:18:36 -0400 From: Jason Andresen Organization: The MITRE Corporation X-Mailer: Mozilla 4.75 [en]C-20000818M (Windows NT 5.0; U) X-Accept-Language: en MIME-Version: 1.0 To: tlambert2@mindspring.com Cc: obrien@freebsd.org, Charles Shannon Hendrix , freebsd-hackers@freebsd.org Subject: Re: FreeBSD and Athlon Processors References: <200109010033.f810XaT08748@saturn.cs.uml.edu> <20010902001113.B27595@widomaker.com> <20010902102548.C64910@dragon.nuxi.com> <3B948149.1FE08591@mindspring.com> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG Terry Lambert wrote: > > David O'Brien wrote: > > > > Well, since it didn't, I might as well explain the problem here too. > > > > There are at least two major problems with VIA chips: > > > > > > [data curruption on VIA KT133/133A systems by pushing PCI and memory bus] > > > > > > Are you sure about that? > > > > I am. I was having data coruption in a terrable way when I added a 2nd > > IDE UDA100 drive to a very plain MSI K7T Pro2-A 1.2GHz Athlon system. > > Are you sure it's not just a CMD640 IDE controller? They are > known to have issues; Linux has a patch... FreeBSD used to, but > I think it got yanked out, or was just turned off by default. I didn't think anybody used the CMD640 anymore (not since early Pentium days even). Anyway sys/pci/ide_pci.c still has the workaround for the CMD640, it's just not a kernel option anymore because FreeBSD automagically detects and installs the workaround now if you have one. -- \ |_ _|__ __|_ \ __| Jason Andresen jandrese@mitre.org |\/ | | | / _| Network and Distributed Systems Engineer _| _|___| _| _|_\___| Office: 703-883-7755 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message