Re: lost interrupt hell - Plea for Help

Rudmer van Dijk (rudmer@legolas.dynup.net)
Thu, 16 May 2002 22:50:25 +0200


Sorry for the delay...

I build a 2.4.19-pre8-ac4 kernel without local apic and now after running
for 4 hours I still did NOT get the message "spurious 8259A interrupt:
IRQ7." while with apic enabled the message appears after ~3 min... so this
is local apic related.

This is an athlon on a SIS-chip mobo.

I also found this in dmesg:
PCI: PCI BIOS revision 2.10 entry at 0xfdb01, last bus=1
PCI: Using configuration type 1
PCI: Probing PCI hardware
Unknown bridge resource 0: assuming transparent
PCI: Using IRQ router SIS [1039/0008] at 00:02.0

and this from lspci:
00:00.0 Host bridge: Silicon Integrated Systems [SiS]: Unknown device 0735
(rev 01)

also related??

Rudmer

At 10:38 11-5-02 +0200, Rudmer van Dijk wrote:
>At 09:32 11-5-02 +0100, mikeH wrote:
>>
>>You can try compiling without VIA chipset support, but it makes no
>>difference.
>>Now, with the latest prepatches, -ac patches and ide patches, I am
>>getting spurious "8259A interrupt: IRQ7."
>>all over the place too. Seems like the linux kernel does not play well
>>with AMD Cpus + VIA chipsets, which
>>is a real shame as thats what all my machines are :(
>
>It's not only with VIA chipsets, I have an Athlon system with a SIS chipset
>and there I get the spurious "8259A interrupt: IRQ7." as well...
>luckily the message is only displayed once, but it always appears in the
>first 15 min after startup.
>
> Rudmer
>

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