Date: Tue, 20 Apr 2004 08:29:06 -0500 From: Peter Schultz <pmes@bis.midco.net> To: Tomi.Vainio@Sun.COM Cc: freebsd-current@freebsd.org Subject: Re: PCI interrupt routing with APIC broken again Message-ID: <408525A2.8010005@bis.midco.net> In-Reply-To: <16517.5718.128004.360738@ultrahot.finland.sun.com> References: <16517.5718.128004.360738@ultrahot.finland.sun.com>
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Tomi Vainio - Sun Finland wrote: > Hi, > > My SMP system is seeing continous interrupt storm from acpi irq20. > Originally this is a bug on my mobo but John has fixed it already > twice tweaking the code. I've cvsupped source 10th and 17th of April > and it broke between these so probably PCI changes did something. Any > idea how to fix this now? > Have you tried setting `hw.acpi.force_sci_lo=1' at the loader prompt? Pete... > acpi0: Overriding SCI Interrupt from IRQ 9 to IRQ 20 > > # vmstat -i > interrupt total rate > irq1: atkbd0 300 0 > irq0: clk 23517218 99 > irq8: rtc 30102353 127 > irq12: psm0 3214 0 > irq14: ata0 10 0 > irq15: ata1 55 0 > irq16: ahc0 ahc1 118669 0 > irq17: fxp0 67232 0 > irq19: uhci0 bktr0 36162124 153 > irq20: acpi0 3063111398 13024 > irq9: intpm0 37606 0 > Total 3153120179 13407 >
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