From owner-freebsd-questions@FreeBSD.ORG Fri Jan 16 09:45:36 2004 Return-Path: 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 032AE16A4CE for ; Fri, 16 Jan 2004 09:45:36 -0800 (PST) Received: from mailr-1.tiscali.it (iron-c-1.tiscali.it [212.123.84.81]) by mx1.FreeBSD.org (Postfix) with ESMTP id D557943D3F for ; Fri, 16 Jan 2004 09:41:21 -0800 (PST) (envelope-from casadeif@yahoo.it) Received: from ppp-82-84-238-196.cust-adsl.tiscali.it (HELO goku.kasby) (82.84.238.196) by mailr-1.tiscali.it with SMTP; 16 Jan 2004 12:30:28 +0100 Received: (qmail 2689 invoked by uid 1000); 16 Jan 2004 11:29:56 -0000 Date: Fri, 16 Jan 2004 12:29:56 +0100 From: Francesco Casadei To: freebsd-questions@freebsd.org Message-ID: <20040116112956.GA2673@goku.kasby> Mail-Followup-To: freebsd-questions@freebsd.org References: <49183.217.187.89.107.1074242037.squirrel@interview-machine.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <49183.217.187.89.107.1074242037.squirrel@interview-machine.com> User-Agent: Mutt/1.4.1i X-Operating-System: FreeBSD 4.9-STABLE i386 Subject: Re: DMA problem with DVD drive X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 16 Jan 2004 17:45:36 -0000 On Fri, Jan 16, 2004 at 09:33:57AM +0100, Roman Kennke wrote: > > Hi there, > > I am not able to enable DMA for my DVD drive. When I issue 'atacontrol > mode 1 UDMA100 XXX' and access the drive, first the drive access hangs, > and after a view seconds the machine locks up completely. This also hold > true for all other DMA modes. > I am running FreeBSD 5.2 on a Fujitsu-Siemens Amilo A Notebook. I would > send more info about the ATA/IDE controller, and the error messages but I > don't know, how to get to this info. > BTW: I know that DMA works for this drive. I have got it working at least > with linux 2.4.22, althought I also had alot of DMA problems with other > versions, so I suspect the hardware (controller) is flakey. > Any help is appreciated. Here follows some output from dmesg: > > moonlight# dmesg | grep ata > atapci0: port 0xa000-0xa00f at > device 4.0 on pci0ata0: at 0x1f0 irq 14 on atapci0 > ata0: [MPSAFE] > ata1: at 0x170 irq 15 on atapci0 > ata1: [MPSAFE] > ad0: 28615MB [58140/16/63] at ata0-master UDMA100 > acd0: CDRW at ata1-master PIO4 > > > > Ciao, Roman > -- > SOAP for Python > http://interview-machine.com/soap/ > > > _______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.org" > end of the original message I have a similar drive on my Toshiba Satellite A30-514 and to set UDMA mode on boot I have put the following line in /boot/loader.conf: hw.ata.atapi_dma="1" Here's the relevant part of dmesg output: acd0: CDRW at ata1-master UDMA33 Francesco Casadei