Date: Fri, 21 May 2004 13:22:34 -0700 (PDT) From: Nik Azim Azam <nskyline_r35@yahoo.com> To: John Baldwin <jhb@FreeBSD.org>, freebsd-current@FreeBSD.org Subject: Re: apic lockups Message-ID: <20040521202234.45125.qmail@web21103.mail.yahoo.com> In-Reply-To: <200405211026.56972.jhb@FreeBSD.org>
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the kernel boots happily with the patch..
thanks,
nik.
--- John Baldwin <jhb@FreeBSD.org> wrote:
> On Thursday 20 May 2004 04:58 pm, Nik Azim Azam
> wrote:
> > hello,
> >
> > here's the output of 'show intrcnt'.
> >
> > Stopped at siointr1+0xdb: jmp
> siointr1+0x210
> > db> show intrcnt
> > irq1: atkbd0 3
> > irq4: sio0 2
> > irq5: bge0 atapci1 201267
> > irq8: rtc 2512
> > irq10: xl0 201832
> > irq11: ahc0 ahc1 3
> > irq13: npx0 1
> > irq14: ata0 1
> > irq0: clk 19610
> > db>
>
> Ok, it looks like you have an interrupt storm on
> IRQ's 5 and 10. Ah, and it
> seems possibly that a change I made recently to the
> mptable code is incorrect
> even though it's what the MP and ACPI specs say to
> do. Can you try this
> patch:
>
> Index: mptable.c
>
===================================================================
> RCS file: /usr/cvs/src/sys/i386/i386/mptable.c,v
> retrieving revision 1.232
> diff -u -r1.232 mptable.c
> --- mptable.c 10 May 2004 18:49:58 -0000 1.232
> +++ mptable.c 21 May 2004 14:24:31 -0000
> @@ -549,17 +549,10 @@
> KASSERT(src_bus <= mptable_maxbusid, ("bus id %d
> too large", src_bus));
> switch (busses[src_bus].bus_type) {
> case ISA:
> + case EISA:
> return (INTR_POLARITY_HIGH);
> case PCI:
> return (INTR_POLARITY_LOW);
> -#ifndef PC98
> - case EISA:
> - KASSERT(src_bus_irq < 16, ("Invalid EISA IRQ %d",
> src_bus_irq));
> - if (elcr_read_trigger(src_bus_irq) ==
> INTR_TRIGGER_LEVEL)
> - return (INTR_POLARITY_LOW);
> - else
> - return (INTR_POLARITY_HIGH);
> -#endif
> default:
> panic("%s: unknown bus type %d", __func__,
> busses[src_bus].bus_type);
>
>
> --
> 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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