From owner-freebsd-stable Wed Feb 19 16:32:19 2003 Delivered-To: freebsd-stable@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 4B46037B401 for ; Wed, 19 Feb 2003 16:32:18 -0800 (PST) Received: from house.arach.net.au (house2.arach.net.au [203.30.47.129]) by mx1.FreeBSD.org (Postfix) with SMTP id 7469D43F93 for ; Wed, 19 Feb 2003 16:32:16 -0800 (PST) (envelope-from sdwyer@arach.net.au) Received: (qmail 11673 invoked by uid 502); 20 Feb 2003 00:32:14 -0000 Received: from unknown (HELO arach.net.au) (203.15.140.157) by 0 with SMTP for ; 20 Feb 2003 00:32:14 -0000 Message-ID: <3E5422FE.4070603@arach.net.au> Date: Thu, 20 Feb 2003 08:36:14 +0800 From: Shaun Dwyer User-Agent: Mozilla/5.0 (X11; U; FreeBSD i386; en-US; rv:1.2b) Gecko/20030111 X-Accept-Language: en-us, en MIME-Version: 1.0 Cc: freebsd-stable@FreeBSD.ORG Subject: Re: PIO4 mode on ST380023A hard disk References: <20030220001320.GA86010@scaleo.gjcl.nl> In-Reply-To: <20030220001320.GA86010@scaleo.gjcl.nl> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: owner-freebsd-stable@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG I can't tell you why it starts out in PIO mode... we have a server at work running Debian Lunix that does the same thing. running hdparm(plus some flags) to put it into UDMA mode fixes it. Its a P3 on a Abit motherboard. You may need to just use 'atacontrol' to set it into UDMA mode after booting (or during a boot script). --Shaun Lokhorst wrote: > Hello, > > Does anyone know the solution to the following puzzle: > > Why do I get > > ad0: 76319MB [155061/16/63] at ata0-master PIO4 > > while Windows XP runs the same hard disk in UDMA5 mode (i.e., much faster)? > > I use FreeBSD 4.7-STABLE from about a week ago. > > Gert-Jan Lokhorst > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-stable" in the body of the message > > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message