On Mon, Sep 29, 2003 at 05:53:06PM -0400, Russell McManus wrote:
> 
> (I previously sent this to port-macppc, and got no response, and upon
> reflection, have decided to try posting it here.  Sorry for the
> duplication).
> 
> I've (finally) gotten my powermac 9600MP up and running 1.6.  I've
> moved over a bunch of hardware goodies from my old 7300 into this new
> beast, and one of them is not working.  I wonder whether the problem
> is a toasted disk, or a hardware incompatibility, who knows.
> 
> The controller and disk are identified OK during boot up:
> 
>   pciide0 at pci0 dev 14 function 0: Promise Ultra66/ATA Bus Master IDE Accelerator (rev. 0x01)
>   pciide0: bus-master DMA support present
>   pciide0: primary channel configured to native-PCI mode
>   pciide0: using irq 24 for native-PCI interrupt
>   wd0 at pciide0 channel 0 drive 0: <WDC WD1600BB-00DAA0>
>   wd0: drive supports 16-sector PIO transfers, LBA48 addressing
>   wd0: 149 GB, 16383 cyl, 16 head, 63 sec, 512 bytes/sect x 312581808 sectors
>   wd0: drive supports PIO mode 4, DMA mode 2, Ultra-DMA mode 5 (Ultra/100)
>   wd0(pciide0:0:0): using PIO mode 4, Ultra-DMA mode 4 (Ultra/66) (using DMA data transfers)
>   pciide0: secondary channel configured to native-PCI mode
>   pciide0: disabling secondary channel (no drives)
> 
> But when I try to mount a filesystem on the sucker, I get this
> horrible sequence of messages:
> 
>   pciide0:0:0: lost interrupt
>    type: ata tc_bcount: 512 tc_skip: 0
>   pciide0:0:0: bus-master DMA error: missing interrupt, status=0x21
>   wd0: transfer error, downgrading to Ultra-DMA mode 2
>   wd0(pciide0:0:0): using PIO mode 4, Ultra-DMA mode 2 (Ultra/33) (using DMA data transfers)
>   wd0c: DMA error reading fsbn 0 (wd0 bn 0; cn 0 tn 0 sn 0), retrying
>   pciide0:0:0: lost interrupt
>           type: ata tc_bcount: 512 tc_skip: 0
>   pciide0:0:0: bus-master DMA error: missing interrupt, status=0x21
>   wd0: transfer error, downgrading to Ultra-DMA mode 1
>   wd0(pciide0:0:0): using PIO mode 4, Ultra-DMA mode 1 (using DMA data transfers)
>   wd0c: DMA error reading fsbn 0 (wd0 bn 0; cn 0 tn 0 sn 0), retrying
>   pciide0:0:0: lost interrupt
>      type: ata tc_bcount: 512 tc_skip: 0
>   pciide0:0:0: bus-master DMA error: missing interrupt, status=0x21
>   wd0: transfer error, downgrading to DMA mode 2
>   wd0(pciide0:0:0): using PIO mode 4, DMA mode 2 (using DMA data transfers)
>   wd0c: DMA error reading fsbn 0 (wd0 bn 0; cn 0 tn 0 sn 0), retrying
>   pciide0:0:0: lost interrupt
>          type: ata tc_bcount: 512 tc_skip: 0
>   pciide0:0:0: bus-master DMA error: missing interrupt, status=0x21
>   wd0: transfer error, downgrading to PIO mode 4
>   wd0(pciide0:0:0): using PIO mode 4
>   wd0c: DMA error reading fsbn 0 (wd0 bn 0; cn 0 tn 0 sn 0), retrying
>   wd0: soft error (corrected)
> 
> 
> At that point, the drive appears inoperable, for example one can start
> an fsck_ffs on it, but it does not appear to make progress.  Any ideas
> about what might be wrong?  I've included a full dmesg output to
> provide any necessary context...

Could be an interrupt problem. Can you try a recent current kernel, and see if
the drive is probed ?
ftp://releng.netbsd.org/pub/NetBSD-daily/current/200309280000/macppc/binary/kernel/netbsd-GENERIC.gz

-- 
Manuel Bouyer <bouyer@antioche.eu.org>
     NetBSD: 24 ans d'experience feront toujours la difference
--