Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S265772AbUAPTvU (ORCPT ); Fri, 16 Jan 2004 14:51:20 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S265789AbUAPTvT (ORCPT ); Fri, 16 Jan 2004 14:51:19 -0500 Received: from smtp810.mail.sc5.yahoo.com ([66.163.170.80]:31918 "HELO smtp810.mail.sc5.yahoo.com") by vger.kernel.org with SMTP id S265772AbUAPTuf (ORCPT ); Fri, 16 Jan 2004 14:50:35 -0500 Message-ID: <40084086.7030108@sbcglobal.net> Date: Fri, 16 Jan 2004 13:50:30 -0600 From: Wes Janzen User-Agent: Mozilla/5.0 (X11; U; Linux i586; en-US; rv:1.6b) Gecko/20031219 X-Accept-Language: en-us, en MIME-Version: 1.0 To: Andreas Unterkircher CC: linux-kernel@vger.kernel.org, Claude.PARISOT@wanadoo.fr Subject: Re: DMA problem References: <40083A5F.4060802@wanadoo.fr> <00cc01c3dc67$87fc58b0$02bfa8c0@kuecken> In-Reply-To: <00cc01c3dc67$87fc58b0$02bfa8c0@kuecken> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 4183 Lines: 126 If those options don't work, you might try dropping down the dma mode by one. I have a Maxtor drive that does something like that with my Promise PDC20269 when trying to use UDMA 2, but it works fine in UDMA 1. -Wes- Andreas Unterkircher wrote: >Is it possible that your ide-cable can't handle the higher dma speeds >and makes errors? is it udma compatible? have you looked for a >firmware update for the burner @ www.plextor.com? > >andreas > > >----- Original Message ----- >From: "claude parisot" >To: >Cc: >Sent: Friday, January 16, 2004 8:24 PM >Subject: DMA problem > > > > >> Hello ! >> >>Sorry to post a seconfd message on the list, I am only trying >>to get an answern for this - it seems so - DMA-problem ?? >> >> >>I have some >>problems with a brand new Plextor-drive, PX-W5224TA/T3B, I cannot >>mount any CD or burn a CDR or CD-RW, except if I disable DMA with >>following command :# hdparm -d0 /dev/hdd , a little bit annoying, >>isn't it ? >> >>If I insert a cdrom in the drive the led doesn't go out, it flashes >>as usual but it stays green. >> >>It seems to be a DMA-problem or a kernel-bug ??? >>Its only a supposition, I am a Linux-newbie, and I am looking >>for an explanation and a solution .... >> >>By mounting a cdrom I get following error messages : >> >>Jan 11 20:46:00 ishwara kernel: scsi : aborting command due to timeout >>: pid 102, scsi0, channel 0, id 1, lun 0 0x28 00 00 00 00 10 00 00 01 00 >>Jan 11 20:46:00 ishwara kernel: hdd: error waiting for DMA >>Jan 11 20:46:00 ishwara kernel: hdd: dma timeout retry: status=0x7f { >>DriveReady DeviceFault SeekComplete DataRequest CorrectedError Index >>Error } Jan 11 20:46:00 ishwara kernel: hdd: dma timeout retry: >>error=0x7f Jan 11 20:46:00 ishwara kernel: hdd: DMA disabled >>Jan 11 20:46:00 ishwara kernel: hdd: ATAPI reset complete >>Jan 11 20:46:00 ishwara kernel: hdd: irq timeout: status=0x80 { Busy } >>Jan 11 20:46:00 ishwara kernel: hdd: ATAPI reset complete >>Jan 11 20:46:00 ishwara kernel: hdd: irq timeout: status=0x80 { Busy } >>Jan 11 20:46:00 ishwara kernel: hdd: ATAPI reset complete >>Jan 11 20:46:07 ishwara kernel: hdd: irq timeout: status=0x80 { Busy } >>Jan 11 20:46:07 ishwara kernel: scsi0 channel 0 : resetting for second >>half of retries. Jan 11 20:46:07 ishwara kernel: SCSI bus is being reset >>for host 0 channel 0. Jan 11 20:46:07 ishwara kernel: hdd: status >>timeout: status=0x80 { Busy } Jan 11 20:46:07 ishwara kernel: hdd: drive >>not ready for command Jan 11 20:46:07 ishwara kernel: hdd: ATAPI reset >>complete Jan 11 20:46:32 ishwara kernel: scsi : aborting command due to >>timeout : pid 103, scsi0, channel 0, id 1, lun 0 0x28 00 00 00 00 10 00 >>rive not ready for command >> >>And then I have a freeze or at least a blocking of the sysem. >>I have to reboot. >> >>Could someone give me an explanation of what is happening and a way to >>solve the problem .... is this a kernel-bug ? Or an incompatibility >>between the motherboard and the drive ?? >> >>If you choose to help me, please don't be to esoteric, as I already >>said, I am a newbie. >> >>Please, could you Cc all answers to the adress : >> >>Claude.PARISOT@wanadoo.fr >> >>My apologizes for my english .... >> >> >>Claude >> >>System : Pentium 2,8C >>Asus P4P800 DeLuxe >>Intel I865PE >> >> >> >> >> >> >> >> >> >> >> >> >> >>- >>To unsubscribe from this list: send the line "unsubscribe linux-kernel" in >>the body of a message to majordomo@vger.kernel.org >>More majordomo info at http://vger.kernel.org/majordomo-info.html >>Please read the FAQ at http://www.tux.org/lkml/ >> >> >> >> > >- >To unsubscribe from this list: send the line "unsubscribe linux-kernel" in >the body of a message to majordomo@vger.kernel.org >More majordomo info at http://vger.kernel.org/majordomo-info.html >Please read the FAQ at http://www.tux.org/lkml/ > > > - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/