[6912] in linux-scsi channel archive
Re: System crashes with dual PCI SCSI controllers (Tekram DC390)
daemon@ATHENA.MIT.EDU (Kurt Garloff)
Tue Jul 27 01:10:19 1999
Date: Tue, 27 Jul 1999 06:56:17 +0200
From: Kurt Garloff <garloff@suse.de>
To: Martin Mollet <news@mollet.ch>
Cc: linux-scsi@vger.rutgers.edu
Mail-Followup-To: Martin Mollet <news@mollet.ch>,
linux-scsi@vger.rutgers.edu
In-Reply-To: <199907261758040041.01CFD26E@mail.mollet.ch>; from Martin Mollet on Mon, Jul 26, 1999 at 05:58:04PM +0100
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On Mon, Jul 26, 1999 at 05:58:04PM +0100, Martin Mollet wrote:
> gavin:~ # cat /proc/pci
> PCI devices found:
> SCSI storage controller: AMD 53C974 (rev 16).
> Medium devsel. IRQ 12. Master Capable. Latency=3D80. Min Gnt=3D=
4.Max Lat=3D40.
> I/O at 0xe800 [0xe801].
> Bus 0, device 12, function 0:
> SCSI storage controller: AMD 53C974 (rev 16).
> Medium devsel. IRQ 3. Master Capable. Latency=3D80. Min Gnt=3D4=
.Max Lat=3D40.
> I/O at 0xe400 [0xe401].
Another possibility would be lost interrupts. The driver probably can't
recover very well from that.
Can you make sure your IRQs are level triggered, and not edge?
Regards,
--=20
Kurt Garloff <garloff@suse.de> SuSE GmbH, N=FCrnberg, FRG
Linux kernel development; SCSI drivers: tmscsim(DC390), DC395
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