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Date:      Mon, 17 Nov 2003 17:53:14 -0500 (EST)
From:      John Baldwin <jhb@FreeBSD.org>
To:        Marius Strobl <marius@alchemy.franken.de>
Cc:        cvs-all@freebsd.org
Subject:   Re: cvs commit: src/sys/i386/isa atpic.c
Message-ID:  <XFMail.20031117175314.jhb@FreeBSD.org>
In-Reply-To: <20031117225120.D38259@newtrinity.zeist.de>

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On 17-Nov-2003 Marius Strobl wrote:
> On Fri, Nov 14, 2003 at 04:21:44PM -0500, John Baldwin wrote:
>> 
>> On 14-Nov-2003 John Baldwin wrote:
>> > jhb         2003/11/14 13:02:49 PST
>> > 
>> >   FreeBSD src repository
>> > 
>> >   Modified files:
>> >     sys/i386/isa         atpic.c 
>> >   Log:
>> >   Always install IDT entries for ATPIC interrupt sources.  The APIC no
>> >   longer uses these interrupt vectors for its ISA interrupt pins, so these
>> >   entries will not be overwritten.  If we get a spurious interrupt from the
>> >   ATPIC when using the APIC, it will be treated as a stray interrupt instead
>> >   of causing a panic.
>> 
>> This should fix all of the "panic: Couldn't get vector from ISR" and
>> trap 30 (reserved) panics.  If you were using older versions of either
>> spurious.patch or atpic.patch, please try reverting them and using
>> plain CVS to see if that fixes your problem.  If not, please let me know.
>> If you get several stray IRQ 7 messages and would like to shut them up,
>> you can try http://www.FreeBSD.org/~jhb/patches/spurious.patch
>> 
> 
> Unfortunately it doesn't fix the type 30 trap triggered by a spurious
> interrupt here (need atpic.patch).

Do you get the trap very early?

-- 

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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