Re: libata 2.6.5->2.6.6 regression -part II

[Bartlomiej Zolnierkiewicz <B.Zolnierkiewicz@elka.pw.edu.pl>]

On Monday 17 of May 2004 18:34, Brad Campbell wrote:
> G'day all,
> I caught the suggestion on my last post in the archives, but because I'm
> not subscribed and wasn't cc'd I can't keep it threaded.
>
> I tried backing out the suggested acpi patch (No difference at all), and I
> managed to get apic to work but it still hangs solid in the same place.
>
> dmesg attached.
>
> I managed to figure out that the VIA ATA driver captures my sata drives on
> the via ports, explaining why sata_via misses them, but writing data to
> those drives (hde & hdg) causes dma timeouts and locks the machine. No
> useful debug info produced. The machine becomes non-responsive, throws a
> couple of dma timeouts to the console and then loses all interactivity
> (keyboard, serial, network) forcing a reset push.
>
> Is there any way I can prevent the VIA ATA driver capturing this device?
> Unfortunately my boot drive is on hda on the on-board VIA ATA interface so
> I need it compiled in.

Disable the fscking PCI IDE generic driver.
[ You are not the first one tricked by it. ]

AFAIR support for VIA 8237 was added to it before sata_via.c was ready.
[ but my memory is... ]

> Please CC: me on any replies.
>
> Regards,
> Brad