Re: 5.0 and ahd

[Manuel Bouyer <bouyer%antioche.eu.org@localhost>]

On Mon, May 18, 2009 at 11:03:57AM +1200, Mark Davies wrote:
> I have a server that has been successfully running 4.99.8. On 
> upgrading it to 5.0 the adaptec SCSI adapter has stopped working, 
> resulting in long delays during boot and processes hanging trying to 
> talk to the tape drive (only thing attached to it).
> 
> dmesg is attached, any ideas?  (currently I've replaced the ahd with 
> an old PCI ahc card and thats got things going)
> 
> cheers
> mark
> 
> Copyright (c) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 
> 2005,
>     2006, 2007, 2008
>     The NetBSD Foundation, Inc.  All rights reserved.
> Copyright (c) 1982, 1986, 1989, 1991, 1993
>     The Regents of the University of California.  All rights reserved.
> 
> NetBSD 5.0 (ECS_SERVER) #11: Wed Apr 29 14:28:18 NZST 2009
>       
> mark%turakirae.ecs.vuw.ac.nz@localhost:/local/SAVE/build.obj/src/work/5/src/sys/arch/i386/compile/ECS_SERVER
> total memory = 1023 MB
> avail memory = 994 MB
> timecounter: Timecounters tick every 10.000 msec
> timecounter: Timecounter "i8254" frequency 1193182 Hz quality 100
> Dell Computer Corporation PowerEdge 2800
> [...]
> ahd0: ahd_timeout
> ahd0: Timedout SCB already complete. Interrupts may not be 
> functioning.

On a poweredge 1850, I had something similar with a mpt(4). I fixed it
by disabling APCI in the kernel. It looks like acpi gets interrupts wrong
on theses systems.

-- 
Manuel Bouyer <bouyer%antioche.eu.org@localhost>
     NetBSD: 26 ans d'experience feront toujours la difference
--