Re: DMA problem

[claude parisot]

DOSProfi a écrit :
> I don't know if this works, but I have found a new BIOS for that board:
>
> http://www.asus.com.tw/support/download/item.aspx?ModelName=P4P800
>
> In the notes are many "DMA"s inside.

No, doesn't work, I already have this latest version.


Thanks
> On Friday 16 January 2004 20:42, claude parisot wrote:
>
> > Andreas Unterkircher a écrit :
> >
> > > 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?
> >
> > Firmware is up to date ....
> > I tried it with an other cable , UDMA 100 certified,
> > I tried all kind of things, putting the drive as master
> > but nothing has worked till yet.
> >
> >
> > Thanks for your answer
> >
> >  also zu Deutsch - sprech' ich viel besser als Englisch.
> >
> >
> > mfG
> >
> > Claude
> >
> >
> > > andreas
> > >
> > >
> > > ----- Original Message -----
> > > From: "claude parisot" <Claude.PARISOT@xxxxxxxxxx>
> > > To: <linux-kernel@xxxxxxxxxxxxxxx>
> > > Cc: <Claude.PARISOT@xxxxxxxxxx>
> > > 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@xxxxxxxxxx
> > > >
> > > > My apologizes for my english ....
> > > >
> > > >
> > > > Claude
> > > >
> > > > System : Pentium 2,8C
> > > > Asus P4P800 DeLuxe
> > > > Intel I865PE
> > > >
> > > >
> > > >
> > > >
> > > >
> > > >
> > > >
> > > >
> > > >
> > > >
> > > >
> > > >
> > > >
> > > > -
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