Disable DMA on the drive.
On Fri, 2001-10-05 at 02:36, Petteri Heinonen wrote:
> Hello.
> I've tried to set up my IDE burner, following instructions in
> CD writing howto. I've compiled all necessary stuff in the
> kernel (2.4.9), except modules ide-cd , ide-scsi and ide-loop.
> I can load modules fine, and cdrecord -scanbus shows my
> burner. But burning itself fails. I might be able to burn
> couple of megs (maximum has been 9 megs), but then everything
> freezes. I have to use reset button to recover. Here is the
> output of cdrecord -v speed=2 dev=0,1,0 -data ./test.iso:
>
> Track 01: 3 of 44 MB written.scsi:aborting command due
> timeout: pid:0, scsi0,
> id 0, lun 0 0x2a 00 00 00 01 b2 00 00 1f 00
> hdb: timeout waiting for DMA
> ide_dmaproc: chipset supported ide_dam_timeout func only: 14
> hdb: status timeout: status=0xd0 {Busy}
> hdb: drive not ready for command
> hdb: ATAPI reset complete
> Unable to handle kernel paging request at virtua address
> bdefae5e
> (then about ten rows of hex garbage or something)
> Kernel panic: Aiee, killing interrupt handler!
> In interrupt handler - not syncing
>
> After that the box is completely freezed. I think everything
> goes fine until burning process itself begins, so I don't
> bother you with the output of cdrecord before that. But if you
> think that there could be something essential in cdrecord's
> output before burning phase, let me know, and I'll send you
> that output too. One thing that could help to figure out what
> is going wrong is that I am able to _clear_ CD-RW:s. But
> writing is not possible for either CD-R's nor CD-RW's. I'm not
> sure about the exact model of my drive, but idetool says
> following:
>
> Model IDE-CD ReWritable-2x2x6
> Firmware V:003.01
> Serial No. 4VI22990
> Geometry 0/0/0
> Cache 3900Kb
> Status Unknown
> DMA Mode Enabled
> IO Mode Default 16-bit
> IRQ Unmask Disabled
> Multisector Yes/134537789 sectors)
> On Reset Default
>
> thanks in advance,
> --
> Petteri Heinonen tel: +358 50 3363286
> email: [EMAIL PROTECTED] addr: Varvikonkatu 1 C 19
> 33820 Tampere FIN
>
>
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