From owner-freebsd-questions Thu Feb 27 1: 6: 1 2003 Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 18D5537B401 for ; Thu, 27 Feb 2003 01:06:00 -0800 (PST) Received: from mgw1-out.MEIway.com (mgw1.meiway.com [212.73.210.75]) by mx1.FreeBSD.org (Postfix) with ESMTP id 555FC43F75 for ; Thu, 27 Feb 2003 01:05:59 -0800 (PST) (envelope-from LConrad@Go2France.com) Received: from VirusGate.MEIway.com (virus-gate.meiway.com [212.73.210.91]) by mgw1-out.MEIway.com (Postfix Relay Hub) with ESMTP id D8E6BEF6A6; Thu, 27 Feb 2003 09:53:30 +0100 (CET) Received: from localhost (localhost.meiway.com [127.0.0.1]) by VirusGate.MEIway.com (Postfix) with SMTP id 311035D009; Thu, 27 Feb 2003 10:09:05 +0100 (CET) Received: from mail.Go2France.com (ms1.meiway.com [212.73.210.73]) by VirusGate.MEIway.com (Postfix) with ESMTP id 9A2015D008; Thu, 27 Feb 2003 10:09:04 +0100 (CET) Received: from tx0-go2france-c.Go2France.com [24.242.169.51] by mail.Go2France.com with ESMTP (SMTPD32-6.06) id A904AFA00BC; Thu, 27 Feb 2003 10:23:16 +0100 Message-Id: <5.2.0.9.0.20030227025914.07dc69e8@mail.go2france.com> X-Sender: LConrad@Go2France.com@mail.go2france.com X-Mailer: QUALCOMM Windows Eudora Version 5.2.0.9 Date: Thu, 27 Feb 2003 03:05:53 -0600 To: freebsd-questions@freebsd.org From: Len Conrad Subject: Re: can't get to ATA133 (Addendum to previous post) In-Reply-To: <200302271054.39505.will@unfoldings.net> References: <200302271043.05919.will@unfoldings.net> <5.2.0.9.0.20030226165710.028ad2f0@mail.go2france.com> <5.2.0.9.0.20030227022946.07db1e40@mail.go2france.com> <200302271043.05919.will@unfoldings.net> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; format=flowed Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG >There are two things you might want to look at. First it trying to set the >modes manually after boot. This is not recommended, and I would not do it >unless on a read only file system, if setting the higher mode fails, or >fails partially, you might be in for a world of trouble. To do this, you >can try: > >atacontrol mode ata4 udma6 --- >atacontrol mode ata6 udma6 --- mx# atacontrol mode ata2 udma6 --- Master = UDMA33 Slave = ??? mx# atacontrol mode ata3 udma6 --- Master = UDMA33 Slave = ??? >Also, you might want to look at the length of the cables. According to the >Ultra-ATA (UDMA) standards, an 80-conductor cable must be no longer than >30cm, or about 12". Cables of longer length begin to build up too much >noise, even for the double-conductor design to combat. While Promise's BIOS >and their own drivers (as seen on Windows) might tolerate these noise >levels, I'm very sure ata(4) will not. I've already thought of that and the guy on site says the Promise cables are 18 inches. Len To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message