Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Thu, 11 Apr 2002 09:55:17 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Thu, 11 Apr 2002 09:55:16 -0400 Received: from [195.63.194.11] ([195.63.194.11]:30227 "EHLO mail.stock-world.de") by vger.kernel.org with ESMTP id ; Thu, 11 Apr 2002 09:55:15 -0400 Message-ID: <3CB5872B.9090708@evision-ventures.com> Date: Thu, 11 Apr 2002 14:52:59 +0200 From: Martin Dalecki User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:0.9.9) Gecko/20020311 X-Accept-Language: en-us, pl MIME-Version: 1.0 To: vda@port.imtp.ilyichevsk.odessa.ua CC: linux-kernel@vger.kernel.org Subject: Re: New IDE code and DMA failures In-Reply-To: <200204111236.g3BCaMX10247@Port.imtp.ilyichevsk.odessa.ua> <3CB57C1F.9060607@evision-ventures.com> <200204111341.g3BDfJX10546@Port.imtp.ilyichevsk.odessa.ua> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Denis Vlasenko wrote: > # hdparm -i /dev/hda > Model=Maxtor 51369U3, FwRev=DA620CQ0, SerialNo=EK3HAE61C > Config={ Fixed } > RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=57 > BuffType=3(DualPortCache), BuffSize=2048kB, MaxMultSect=16, MultSect=16 > DblWordIO=no, maxPIO=2(fast), DMA=yes, maxDMA=0(slow) > CurCHS=17475/15/63, CurSects=16513875, LBA=yes > LBA CHS=512/511/63 Remapping, LBA=yes, LBAsects=26520480 > tDMA={min:120,rec:120}, DMA modes: mword0 mword1 mword2 > IORDY=on/off, tPIO={min:120,w/IORDY:120}, PIO modes: mode3 mode4 > UDMA modes: mode0 mode1 *mode2 To answer an later question. The asterix here denotes the active UDMA mode! > > # hdparm -i /dev/hdc > Model=ST31277A, FwRev=0.75, SerialNo=VAE07701 > Config={ HardSect NotMFM HdSw>15uSec Fixed DTR>10Mbs RotSpdTol>.5% } > RawCHS=2482/16/63, TrkSize=0, SectSize=0, ECCbytes=4 > BuffType=0(?), BuffSize=0kB, MaxMultSect=16, MultSect=16 > DblWordIO=no, maxPIO=1(medium), DMA=yes, maxDMA=2(fast) > CurCHS=2482/16/63, CurSects=2501856, LBA=yes > LBA CHS=620/64/63 Remapping, LBA=yes, LBAsects=2501856 > tDMA={min:120,rec:120}, DMA modes: mword0 mword1 *mword2 > IORDY=on/off, tPIO={min:383,w/IORDY:120}, PIO modes: mode3 mode4 > > I have problems with hdc. hda is mostly unused, so maybe it is DMA errors > prone too but I have not seen that yet. > > >>3. Some timeout values got increased to more generally used values (in esp. >> IBM microdrives advice about timeout values. Could you see whatever >> the data doesn't eventually go to the disk after georgeous >> amounts of time. > > > Erm.. my English comprehension fails here... do you say my disk > does not like bigger timeouts? Please just wait and look whatever the driver actually recovers (can be minutes...) > >>4. Could you try to set the DMA mode lower then it's set up >> per default by using hdparm and try whatever it helps? > > > Current params: > > # hdparm /dev/hda /dev/hdc > /dev/hda: > multcount = 16 (on) > I/O support = 1 (32-bit) > unmaskirq = 1 (on) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Could you try to disable this please? This can cause trouble as well. > using_dma = 1 (on) > keepsettings = 0 (off) > nowerr = 0 (off) > readonly = 0 (off) > BLKRAGET failed: Invalid argument > geometry = 1754/240/63, sectors = 26520480, start = 0 > > /dev/hdc: > multcount = 16 (on) > I/O support = 1 (32-bit) > unmaskirq = 1 (on) > using_dma = 1 (on) > keepsettings = 0 (off) > nowerr = 0 (off) > readonly = 0 (off) > BLKRAGET failed: Invalid argument > geometry = 620/64/63, sectors = 2501856, start = 0 > > I can't quite figure what MW/UDMA mode is active. See above. - 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/