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    From
    SubjectRe: [Fwd: Dual Celery on BP6]
    Date
    Keith Owens wrote:
    >
    > On Thu, 16 Dec 1999 18:56:33 +0800,
    > Jason Jordan <guru@swami.pcguru.com.au> wrote:
    > >I posted this on alt.comp.periphs.mainboard.abit where someone suggested
    > >I forward it to this list.
    > >
    > >Yesterday, hoping that the problem might be related to 2.2 kernels, I
    > >compiled 2.3.33 and booted.
    > >
    > >Apparently 2.3.33 starts logging APIC errors for the first time:
    > >
    > >Dec 15 23:24:10 swami kernel: APIC error interrupt on CPU#0, should
    > >never happen.
    > >Dec 15 23:24:10 swami kernel: ... APIC ESR0: 00000000
    > >Dec 15 23:24:10 swami kernel: ... APIC ESR1: 00000008
    > >Dec 15 23:24:10 swami kernel: ... bit 3: APIC Receive Accept Error.
    > >Dec 15 23:24:55 swami kernel: APIC error interrupt on CPU#1, should
    > >never happen.
    >
    > You are not alone. Several BP6 users are reporting APIC error
    > interrupts, some with 0x02, some with 0x08. You see the messages in
    > 2.3.x but not 2.2.x because the debugging messages were only added in
    > 2.3.20. I suspect that if you ported the code for smp_error_interrupt
    > from 2.3.33 back to 2.2.x then you would see the same messages. Nobody
    > seems to know if this is a real hardware bug with the BP6 (if it is, it
    > is a common one) or if there is some error in programming the APIC.

    Well - this messages dissappears when you run with the slower bus speed.
    I could see them with 94MHz, far less with 92MHz and none with 75MHz -
    so now I'm still using 2.2 with 94MHz...

    --
    binary drivers cause sclerosis of the kernel (mark hahn)
    Zdenek Kabelac http://i.am/kabi/ kabi@i.am {debian.org; fi.muni.cz}


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