At Fri, 26 Nov 2004 13:20:02 +0100,
Frank van der Linden wrote:
> 
> >   I tried 2.0RC5 GENERIC kernel on dual Opteron machine, and found a
> > problem with SATA drives.  The motherboard was RioWorks HDAMC.  I also
> > tried GENERIC.MP kernel and got same problem.  Attached is the console
> > messages from GENERIC kernel.
> > 
> >   i386 kernel runs fine with SATA drives on the same motherboard.
> 
> Well, that's strange. I recall testing an onboard SiI3114 on the amd64
> port, and it seemed to work fine.
> 
> Can you send the bootmessages for both an i386 and an amd64 kernel,
> with MPVERBOSE enabled? I'd just like to see if they are any different
> from eachother.
> 
> - Frank

  Comparing boot messages between i386 and amd64 gave me a good clue.
I found that disabling aapic in kernel config did the trick, and the
amd64 kernel now works with SATA drives.

  Thank you Frank, and if you need some more tries on this problem,
please let me know.

bsh.