Re: DriveReady SeekComplete Error...

["Dwayne Rightler" <drightler@technicalogic.com>]

demigod:/usr/src/linux-2.6.7-kexec# zgrep CONFIG_IDEDMA_PCI_AUTO
/proc/config.gz
# CONFIG_IDEDMA_PCI_AUTO is not set

I have DMA disabled by default in my kernel already and still have the
problem with the Samsung drive.

----- Original Message ----- 
From: "Dhruv Matani" <dhruvbird@gmx.net>
To: "Dwayne Rightler" <drightler@technicalogic.com>
Cc: "Piszcz, Justin Michael" <justin.piszcz@mitretek.org>;
<linux-kernel@vger.kernel.org>
Sent: Monday, July 26, 2004 9:32 AM
Subject: Re: DriveReady SeekComplete Error...


> Hi,
>         I think I've gotten to the bottom of the matter. It turns out
> that from
> 2.4.0, Kernel keeps DMA enabled by default, while previous versions had
> it disabled by default. And Samsung Hard Disks have some whacky
> non-standard interface, which is not supported, so every time the kernel
> tried to do the DMA hand-shaking dance with the HDD, it got confused,
> and reset the HDD. However, DMA data transfers were working at a slower
> speed. So, I decided to disable DMA by re-compiling the kernel with the
> Default DMA switch disable.. And viola, all the DMA errors vanished,
> however data transfer became significantly slower, and every time the
> ext3 journal was commited to the disk, XMMS would hang! This was
> amazing, so currently I am running a kernel with DMA disabled by
> default, but as soon as RedHat takes over, it enables DMA! So no kernel
> errors and I also get the speed benefit!
>
> Hope this works!
>
> Anyone know why this works! (If at all?)
>
> -Dhruv.
>
>
> On Thu, 2004-07-15 at 01:40, Dwayne Rightler wrote:
> > demigod:/proc/ide/hda# cat model
> > SAMSUNG SV2044D
> >
> >
> > lspci -vvv output is attached.  /dev/hda is attached to the VIA chipset.
I
> > have another hard drive /dev/hdb and a cdrom drive /dev/hdc connected to
> > that chipset as well and they can do DMA transfers.
> >
> > The Promise controller has 2 hard drives hooked to it which can also do
DMA
> > transfers.
> >
> > Thanks,
> > Dwayne
> > ----- Original Message ----- 
> > From: "Piszcz, Justin Michael" <justin.piszcz@mitretek.org>
> > To: "Dwayne Rightler" <drightler@technicalogic.com>;
> > <linux-kernel@vger.kernel.org>
> > Cc: "Dhruv Matani" <dhruvbird@gmx.net>
> > Sent: Tuesday, July 13, 2004 12:23 PM
> > Subject: RE: DriveReady SeekComplete Error...
> >
> >
> > > Hrmm, does anyone else have that same drive or chipset you use, do
they
> > > also experience the problem?
> > >
> > > What is the exact model of the drive and what chipset do you use?
> > >
> > > cd /proc/ide/hda ; cat model
> > >
> > > lspci -vvv # as root
> > >
> > > -----Original Message-----
> > > From: Dwayne Rightler [mailto:drightler@technicalogic.com]
> > > Sent: Tuesday, July 13, 2004 11:58 AM
> > > To: Piszcz, Justin Michael; linux-kernel@vger.kernel.org
> > > Cc: Dhruv Matani
> > > Subject: Re: DriveReady SeekComplete Error...
> > >
> > > The CONFIG_IDEDISK_MULTI_MODE setting makes no difference as seen
below:
> > >
> > > demigod:~# uname -a
> > > Linux demigod 2.6.7-kexec #2 Tue Jul 13 08:31:56 CDT 2004 i686
GNU/Linux
> > >
> > > demigod:~# zgrep CONFIG_IDEDISK_MULTI_MODE /proc/config.gz
> > > CONFIG_IDEDISK_MULTI_MODE=y
> > >
> > > demigod:~# dmesg | grep ^hda
> > > hda: SAMSUNG SV2044D, ATA DISK drive
> > > hda: max request size: 128KiB
> > > hda: 39862368 sectors (20409 MB) w/472KiB Cache, CHS=39546/16/63
> > > hda: DMA disabled
> > > hda: dma_timer_expiry: dma status == 0x61
> > > hda: DMA timeout error
> > > hda: dma timeout error: status=0x58 { DriveReady SeekComplete
> > > DataRequest }
> > > hda: dma_timer_expiry: dma status == 0x61
> > > hda: DMA timeout error
> > > hda: dma timeout error: status=0x58 { DriveReady SeekComplete
> > > DataRequest }
> > > hda: dma_timer_expiry: dma status == 0x61
> > > hda: DMA timeout error
> > > hda: dma timeout error: status=0x58 { DriveReady SeekComplete
> > > DataRequest }
> > > hda: DMA disabled
> > >
> > > ##########################################
> > >
> > > demigod:~# uname -a
> > > Linux demigod 2.6.7-kexec #1 Mon Jul 5 11:30:36 CDT 2004 i686
GNU/Linux
> > >
> > > demigod:~# zgrep CONFIG_IDEDISK_MULTI_MODE /proc/config.gz
> > > # CONFIG_IDEDISK_MULTI_MODE is not set
> > >
> > > demigod:~# dmesg | grep ^hda
> > > hda: SAMSUNG SV2044D, ATA DISK drive
> > > hda: max request size: 128KiB
> > > hda: 39862368 sectors (20409 MB) w/472KiB Cache, CHS=39546/16/63
> > > hda: DMA disabled
> > > hda: dma_timer_expiry: dma status == 0x61
> > > hda: DMA timeout error
> > > hda: dma timeout error: status=0x58 { DriveReady SeekComplete
> > > DataRequest }
> > > hda: dma_timer_expiry: dma status == 0x61
> > > hda: DMA timeout error
> > > hda: dma timeout error: status=0x58 { DriveReady SeekComplete
> > > DataRequest }
> > > hda: DMA disabled
> > > hda: dma_timer_expiry: dma status == 0x41
> > > hda: DMA timeout error
> > > hda: dma timeout error: status=0x58 { DriveReady SeekComplete
> > > DataRequest }
> > > hda: dma_timer_expiry: dma status == 0x61
> > > hda: DMA timeout error
> > > hda: dma timeout error: status=0x58 { DriveReady SeekComplete
> > > DataRequest }
> > > ----- Original Message ----- 
> > > From: "Piszcz, Justin Michael" <justin.piszcz@mitretek.org>
> > > To: "Dwayne Rightler" <drightler@technicalogic.com>;
> > > <linux-kernel@vger.kernel.org>
> > > Cc: "Dhruv Matani" <dhruvbird@gmx.net>
> > > Sent: Tuesday, July 13, 2004 7:44 AM
> > > Subject: RE: DriveReady SeekComplete Error...
> > >
> > >
> > > > <*>     Include IDE/ATA-2 DISK support
> > > > [*]       Use multi-mode by default
> > > >
> > > > Have you tried recompiling the kernel and checking off the second
> > > option
> > > > show above?
> > > >
> > > > CONFIG_IDEDISK_MULTI_MODE
> > > > If you get this error, try to say Y here:
> > > > hda: set_multmode: status=0x51 { DriveReady SeekComplete Error }
> > > > hda: set_multmode: error=0x04 { DriveStatusError }
> > > > If in doubt, say N.
> > > >
> > > >
> > > > -----Original Message-----
> > > > From: linux-kernel-owner@vger.kernel.org
> > > > [mailto:linux-kernel-owner@vger.kernel.org] On Behalf Of Dwayne
> > > Rightler
> > > > Sent: Tuesday, July 13, 2004 8:33 AM
> > > > To: linux-kernel@vger.kernel.org
> > > > Cc: Dhruv Matani
> > > > Subject: Re: DriveReady SeekComplete Error...
> > > >
> > > > I have a similar problem with a Samsung hard drive. Model SV2044D.
> > > The
> > > > output of 'hdparm -i' below indicates it supports several multiword
> > > and
> > > > ultra DMA modes but if i run the drive in anything other than PIO
mode
> > > > it
> > > > gets DMA timeouts and SeekComplete Errors.  This has been on every
> > > > kernel I
> > > > can recall in the 2.4 and 2.6 series.
> > > >
> > > > demigod:~# hdparm -i /dev/hda
> > > >
> > > > /dev/hda:
> > > >
> > > >  Model=SAMSUNG SV2044D, FwRev=MM200-53, SerialNo=0228J1FN905733
> > > >  Config={ HardSect NotMFM HdSw>15uSec Fixed DTR>10Mbs }
> > > >  RawCHS=16383/16/63, TrkSize=34902, SectSize=554, ECCbytes=4
> > > >  BuffType=DualPortCache, BuffSize=472kB, MaxMultSect=16, MultSect=16
> > > >  CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=39862368
> > > >  IORDY=yes, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120}
> > > >  PIO modes:  pio0 pio1 pio2 pio3 pio4
> > > >  DMA modes:  mdma0 mdma1 mdma2
> > > >  UDMA modes: udma0 udma1 udma2 udma3 *udma4
> > > >  AdvancedPM=no WriteCache=enabled
> > > >  Drive conforms to: ATA/ATAPI-4 T13 1153D revision 17:  1 2 3 4
> > > >
> > > >  * signifies the current active mode
> > > >
> > > >
> > > >
> > > > ----- Original Message ----- 
> > > > From: "Dhruv Matani" <dhruvbird@gmx.net>
> > > > To: <linux-kernel@vger.kernel.org>
> > > > Sent: Tuesday, July 13, 2004 7:30 AM
> > > > Subject: DriveReady SeekComplete Error...
> > > >
> > > >
> > > > > Hi,
> > > > > I've been getting this error for my brand new (2 months old)
Samsung
> > > > > HDD. The model Number is: SV0411N, and it is a 40GB disk. I'm
using
> > > > the
> > > > > kernel version 2.4.20-8 provided by RedHat. When I used
> > > RH-7.2(before
> > > > > upgrading to RH-9), the same HDD worked fine. Also, when I
> > > > re-installed
> > > > > RH-7.2, it worked fine?
> > > > >
> > > > > Any suggestions?
> > > > >
> > > > > Please cc me the reply, sine I'm not subscribed.
> > > > > Thanks ;-)
> > > > >
> > > > > -- 
> > > > >         -Dhruv Matani.
> > > > > http://www.geocities.com/dhruvbird/
> > > > >
> > > > > As a rule, man is a fool. When it's hot, he wants it cold.
> > > > > When it's cold he wants it hot. He always wants what is not.
> > > > > -Anon.
> > > > >
> > > > >
> > > > > -
>
> -- 
> -Dhruv Matani.
> http://www.geocities.com/dhruvbird/
>
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