From owner-freebsd-hardware Mon Apr 20 11:54:02 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id LAA11556 for freebsd-hardware-outgoing; Mon, 20 Apr 1998 11:54:02 -0700 (PDT) (envelope-from owner-freebsd-hardware@FreeBSD.ORG) Received: from dingo.cdrom.com (dingo.cdrom.com [204.216.28.145]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id SAA11455; Mon, 20 Apr 1998 18:53:54 GMT (envelope-from mike@dingo.cdrom.com) Received: from dingo.cdrom.com (localhost [127.0.0.1]) by dingo.cdrom.com (8.8.8/8.8.5) with ESMTP id LAA01211; Mon, 20 Apr 1998 11:50:57 -0700 (PDT) Message-Id: <199804201850.LAA01211@dingo.cdrom.com> X-Mailer: exmh version 2.0zeta 7/24/97 To: sos@FreeBSD.ORG cc: mike@smith.net.au (Mike Smith), kpielorz@tdx.co.uk, hardware@FreeBSD.ORG Subject: Re: best wdc0 flags ? In-reply-to: Your message of "Mon, 20 Apr 1998 20:27:45 +0200." <199804201827.UAA01331@sos.freebsd.dk> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Date: Mon, 20 Apr 1998 11:50:56 -0700 From: Mike Smith Content-Transfer-Encoding: 8bit X-MIME-Autoconverted: from quoted-printable to 8bit by hub.freebsd.org id SAA11458 Sender: owner-freebsd-hardware@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org > In reply to Mike Smith who wrote: > > > Not a good idea... 32 bit transfers cause my nice shiny new Fireball 4.3Gb > > > SE's to barf (this is on a 440FX chipset 'embeded' controller). > > > > Have you tried enabling DMA? (0xa0ffa0ff) Also check your BIOS > > configuration to make sure that the disks are set up correctly (PIO > > mode, etc.) > > Ahem, I've seen this on ALL quantum drives and the natoma chipset.... > The natoma apparently pushes the timing to the limit, and crappy > drives can't keep up (btw all my Maxtors works just fine)... > > I bet that you use autoconfig for the drives and that it picks pio4 > mode for the Quantum. Then go into the BIOS setup and set it to > use pio3 mode hard. And voila it works again.... If we can confirm this, then it would be wise to add a quirk entry for the Quantums, and go forward with the 32-bit transfer as default. -- \\ Sometimes you're ahead, \\ Mike Smith \\ sometimes you're behind. \\ mike@smith.net.au \\ The race is long, and in the \\ msmith@freebsd.org \\ end it's only with yourself. \\ msmith@cdrom.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hardware" in the body of the message