Re: cvs commit: src/sys/i386/isa atpic.c

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From
John Baldwin <jhb@FreeBSD.org>
Date
18 Nov 2003 06:22:19
Subject
Re: cvs commit: src/sys/i386/isa atpic.c
Message-ID
XFMail.20031118092118.jhb@FreeBSD.org


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On 18-Nov-2003 Marius Strobl wrote:
> On Mon, Nov 17, 2003 at 05:53:14PM -0500, John Baldwin wrote:
>>
>> 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
>
> Oops, meant stray interrupt...
>
>> > interrupt here (need atpic.patch).
>>
>> Do you get the trap very early?
>>
>
> Yes, please see <20031110172540.A29948@newtrinity.zeist.de> on current@
> or http://quad.zeist.de/newintr.log (this was with older sources but the
> problem is still the same after the commit above).

Can you try www.freebsd.org/~jhb/patches/vm86.patch

--

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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