Re: Spurious 8259A interrupt: IRQ7 ????

AnonimoVeneziano (voloterreno@tin.it)
Wed, 22 Jan 2003 22:16:16 +0100


Ville Hallivuori wrote:

>>I wouldn't necessarily assume a hardware problem (unless we also include
>>chipset oddities). I get *exactly* one message stating exactly this per
>>boot, and it always come a few seconds after loading the parport and
>>parport_pc modules.
>>
>>
>
>
>
>>Jan 20 09:20:07 testing kernel: spurious 8259A interrupt: IRQ7.
>>
>>
>
>I also see this message on every boot... I have two Soyo
>SY-KT400 Dragon Ultra mother boards, and the message appears with both
>of them. Perhaps it is some VIA oddity?. Anyhow, it does not seem to
>have any harmful effects (both boards are rock solid with 2.4.20).
>
>Dec 23 20:34:37 mood kernel: Real Time Clock Driver v1.10e
>Dec 23 20:34:37 mood kernel: spurious 8259A interrupt: IRQ7.
>
>
>
>
When I enable I/O APIC the problem disappear , it is present only if I
enable Local APIC. There is a possibility that that IRQ is an IRQ of I/O
APIC , and when it is disabled it isn't initialized with Local APIC only
. In this case the message can be ignored without any preoccupations

Bye

Marcello

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