It seems Theo van Klaveren wrote:
>
> When installing the 08-dec-1999 snapshot (before ATA went in GENERIC),
> a recompile from the kernel with the ATA driver instead of the WD
> driver resulted in an unbootable system because of the following
> error (approx.):
>
> mounting root /dev/ad0s1a
> ata-master: lost disk contact
> ata: resetting devices ..
>
> After this, the machine hangs and doesn't respond to anything but a push
> on the Big Red Button. A few days later, this was fixed by Soren (sp?) but
> it broke again as I recompiled my system yesterday (This was the first
> time after it had been fixed, so I don't know when exactly it broke).
>
> Harddisks: Western Digital Caviar (2.0 GB), non-DMA and
> Western Digital Caviar (2.5 GB), DMA-33.
> Mainboard: Asus P5A-B Super7
> Chipset: ALi Aladdin V AGPset
It probably because I relaxed the requirements for doing WDMA on disks
that doesn't bother to tell whihc verson of the ATA spec they conform to.
I think your case is the more seldom one, but I'm this close to
blacklisting all WD/Maxtor drives, that would make life alot easier...
-Søren
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