From owner-freebsd-stable Wed Apr 12 17:12:24 2000 Delivered-To: freebsd-stable@freebsd.org Received: from henry.cs.adfa.edu.au (henry.cs.adfa.edu.au [131.236.21.158]) by hub.freebsd.org (Postfix) with ESMTP id 3F71137B631 for ; Wed, 12 Apr 2000 17:12:19 -0700 (PDT) (envelope-from wkt@henry.cs.adfa.edu.au) Received: (from wkt@localhost) by henry.cs.adfa.edu.au (8.9.2/8.9.3) id KAA06817; Thu, 13 Apr 2000 10:11:50 +1000 (EST) (envelope-from wkt) From: Warren Toomey Message-Id: <200004130011.KAA06817@henry.cs.adfa.edu.au> Subject: Re: New Motherboard and ATA Questions In-Reply-To: <38F50F8E.B943BC84@home.com> from Ted Sikora at "Apr 12, 2000 8: 6:38 pm" To: tsikora@powerusersbbs.com Date: Thu, 13 Apr 2000 10:11:50 +1000 (EST) Cc: wkt@cs.adfa.edu.au, freebsd-stable@FreeBSD.ORG Reply-To: wkt@cs.adfa.edu.au X-Mailer: ELM [version 2.4ME+ PL43 (25)] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-freebsd-stable@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG In article by Ted Sikora: > Warren Toomey wrote: > > > > In article by Stephen Montgomery-Smith: > > > I was thinking about buying myself an EPOX EP-7KXA motherboard > > > with the VIA Apollo KX133 chipset. But I read that VIA Apollo > > > chipsets have some problems with FreeBSD 4.0. > > > > > > Does anyone have any experience with this particular chipset? > > > > Yep, you definitely need /sbin/sysctl -w hw.atamodes=pio,pio,pio,pio. > > Put this right at the top of /etc/rc, and also in /.profile for > > when you boot in single-user mode. > > > > This is for UDMA66 right? > > Just uncommenting: > options ATA_STATIC_ID #Static device numbering > options ATA_ENABLE_ATAPI_DMA #Enable DMA on ATAPI devices > > for a kernel puts UDMA33 on for me. The patch I described fixes a specific problem with DMA use on the VIA Apollo IDE chipset, i.e atapci0: . The workaround until you apply the patch is to disable DMA and use PIO. I wasn't talking about UDMA33 or UDMA66. Apologies for any confusion. Warren To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message