Re: 2.6.0-test3-mm3 reserve IRQ for isapnp (2.6.0-test3-mm3 )

Wes Janzen
2003-08-21T23:27:42Z

Hi,

Thanks, but it didn't work. Right after mounting root, it locked up
when activating a USB device...probably some sort of IRQ problem still.

If I could just force it not to take 3, 4 ,5 , and 7 for PCI, I'm sure
it would work.

-Wes

Thomas Schlichter wrote:

>On Thursday 21 August 2003 14:01, Wes Janzen wrote:
>
>
>>Thanks, I was supposed to try that too, but I forgot ;-)
>>
>>So I tried it. Doesn't work... It does change the IRQ assignments, but
>>I don't think there would be any hope of it running without ACPI. Isn't
>>ACPI required for IRQ sharing? If not then it might work.
>>
>>
>
>No, ACPI is not required for interrupt sharing... So it might work ;-)
>
>
>
>>It uses 6 IRQ's just between the IDE and USB...the thing's stuffed with
>>cards. Add video, SB16, 2 serial ports, parallel...well, you get the
>>idea.
>>
>>Now if VIA would have made it correctly in the first place...
>>
>>Wes
>>
>>
>
>Have you tried my patch? I'm running a kernel with this patch, ACPI enabled
>and "pci=noacpi". 16 IRQ's won't be enough for me, too, as you can see here:
>
> CPU0
> 0: 348795 IO-APIC-edge timer
> 1: 627 IO-APIC-edge i8042
> 2: 0 XT-PIC cascade
> 4: 5 IO-APIC-edge serial
> 8: 2 IO-APIC-edge rtc
> 9: 0 IO-APIC-edge acpi
> 14: 12240 IO-APIC-edge ide0
> 15: 11 IO-APIC-edge ide1
> 16: 31827 IO-APIC-level nvidia
> 17: 1461 IO-APIC-level eth0
> 18: 4 IO-APIC-level bttv0
> 19: 13213 IO-APIC-level EMU10K1
> 21: 11567 IO-APIC-level uhci-hcd, uhci-hcd, uhci-hcd, ehci_hcd
>
>And everything works just fine... (despite my broken BIOS ;-)
>
> Thomas
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