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From: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
To: nick@ukfsn.org
Subject: Re: New CD/DVD drive - 80-wire cable detection failure
Date: Fri, 19 Oct 2007 22:28:43 +0200
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Cc: linux-kernel@vger.kernel.org, linux-ide@vger.kernel.org
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Hi,

On Friday 19 October 2007, Nick Warne wrote:
> On Thursday 18 October 2007 18:32:42 Nick Warne wrote:
> > Hi all,
> >
> > Please CC, not subscribed.
> >
> > kernel 2.6.23
> >
> > My DVD/CDrom stopped reading DVD's, so I purchased a new one today.
> >
> > Old:
> > Oct 10 21:01:01 linuxamd kernel:     ide0: BM-DMA at 0xd000-0xd007, BIOS
> > settings: hda:DMA, hdb:DMA
> > Oct 10 21:01:01 linuxamd kernel:     ide1: BM-DMA at 0xd008-0xd00f, BIOS
> > settings: hdc:DMA, hdd:DMA
> >
> > Oct 10 21:01:01 linuxamd kernel: hdd: ATAPI 48X DVD-ROM DVD-R CD-R/RW
> > drive, 2048kB Cache, UDMA(66)
> > Oct 10 21:01:01 linuxamd kernel: Uniform CD-ROM driver Revision: 3.20
> >
> > New:
> > Oct 18 17:32:20 linuxamd kernel:     ide0: BM-DMA at 0xd000-0xd007, BIOS
> > settings: hda:DMA, hdb:DMA
> > Oct 18 17:32:20 linuxamd kernel:     ide1: BM-DMA at 0xd008-0xd00f, BIOS
> > settings: hdc:DMA, hdd:DMA
> >
> > Oct 18 17:32:20 linuxamd kernel: hdd: ATAPI 48X DVD-ROM DVD-R-RAM CD-R/RW
> > drive, 2048kB Cache, UDMA(33)
> > Oct 18 17:32:20 linuxamd kernel: Uniform CD-ROM driver Revision: 3.20
> >
> > For some reason the new drive produces:
> >
> > hdd: TSSTcorp CDDVDW SH-S202J, ATAPI CD/DVD-ROM drive
> > hdd: drive side 80-wire cable detection failed, limiting max speed to
> > UDMA33
> >
> > I boot with hdd=ide-cd
> >
> > How to debug this to find out what is going on?
> >
> > Thanks,
> >
> > Nick
> 
> No help anyone?  Did I buy a taboo drive?  
> 
> nick@linuxamd:nick$ /usr/sbin/hdparm -i /dev/hdd
> 
> /dev/hdd:
> 
>  Model=TSSTcorp CDDVDW SH-S202J, FwRev=SB00, SerialNo=
>  Config={ Fixed Removeable DTR<=5Mbs DTR>10Mbs nonMagnetic }
>  RawCHS=0/0/0, TrkSize=0, SectSize=0, ECCbytes=0
>  BuffType=unknown, BuffSize=0kB, MaxMultSect=0
>  (maybe): CurCHS=0/0/0, CurSects=0, LBA=yes, LBAsects=0
>  IORDY=yes, tPIO={min:383,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
>  Drive conforms to: unknown:
> 
>  * signifies the current active mode
> 
> 
> Any help to get this fixed (by me) would be welcome.  I cannot find any 
> information on why this happens (or rather why the 'drive side') refuses to 
> see 80-wire ide cable.

Please try:

http://kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.23/2.6.23-mm1/broken-out/ide-ide-change-master-slave-identify-order.patch

or the latest kernel snapshot from kernel.org.

Thanks,
Bart
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