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Date:      Thu, 2 Sep 2004 14:17:03 -0400
From:      John Baldwin <jhb@FreeBSD.org>
To:        Andrew Gallatin <gallatin@cs.duke.edu>
Cc:        freebsd-current@FreeBSD.org
Subject:   Re: spurrious interrupt problem
Message-ID:  <200409021417.03152.jhb@FreeBSD.org>
In-Reply-To: <16694.27210.415965.951382@grasshopper.cs.duke.edu>
References:  <412FB9FC.8030505@root.org> <200409011632.59507.jhb@FreeBSD.org> <16694.27210.415965.951382@grasshopper.cs.duke.edu>

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On Wednesday 01 September 2004 08:33 pm, Andrew Gallatin wrote:
> John Baldwin writes:
>  > On Friday 27 August 2004 06:47 pm, Nate Lawson wrote:
>  > > I don't see anything wrong with your acpi pci link routing.  In fact,
>  > > all your irqs are hardwired meaning acpi shouldn't touch them.  This
>  > > must be something with ioapic.  (BTW, acpi is non-optional on amd64).
>  >
>  > Talk to phk@.  He had an opteron motherboard that had a busted BIOS that
>  > left the links between PCI IRQs that are used in atpic mode setup even
>  > when in apic mode so that you get 'alias' IRQs in apic mode.  In his
>  > case the vendor provided a BIOS update that fixed the issue.
>
> I had our onsite guy update the bios, but that ended up disabling USB.
> So its "fixed".. ;)

Ouch. :-P

-- 
John Baldwin <jhb@FreeBSD.org>  <><  http://www.FreeBSD.org/~jhb/
"Power Users Use the Power to Serve"  =  http://www.FreeBSD.org



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