Spurious Interrupts.. 2.4.22 82xx platforms

Jaap-Jan Boor jjboor at aimsys.nl
Mon May 3 16:57:17 EST 2004


Andrew,

Are you aware of this?
http://lists.linuxppc.org/linuxppc-embedded/200211/msg00139.html

I'm not sure of this is your problem though

Jaap-Jan

On May 2, 2004, at 17:02, Andrew Williams wrote:

>
> Trying to wrap my mind around where my "spurrious" interrupts
> are coming from.
>
> I've used some debug code to determine where the spurrious
> counter was being incremented, in an attempt to see the
> what/how/why. All occurences are a result of m8260_get_irq()
> returning -1 (empty SIVEC register).
>
> Ideas or pointers as to what might be occuring here?
> We're using an 8270.
>
> Can anyone reference a paper/chat/email that details the nature
> of the SIVEC/SPINRx solution in linux?
>
>
> Thanks
> Andrew
>


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