Re: apic lockups

the kernel boots happily with the patch..

thanks,
nik.

--- John Baldwin <jhb_at_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
> _at__at_ -549,17 +549,10 _at__at_
>  	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_at_FreeBSD.org>  <>< 
> http://www.FreeBSD.org/~jhb/
> "Power Users Use the Power to Serve"  = 
http://www.FreeBSD.org



	
		
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