Re: PCI riser cards and PCI irq routing, etc
From: Krzysztof Halasa
Date: Sun Feb 18 2007 - 15:50:45 EST
Udo van den Heuvel <udovdh@xxxxxxxxx> writes:
> FYI: My situation is a VIA Epia EN12000 with a TranquilPC dual PCI riser
> where only the Device Number can be changed.
> So IRQ 16 and 20. But when using the stock 2.6.20 kernel there is no
> communication with the DVB-T card (the frontend), so there is no
> /dev/dvb/* entry. This points to an IRQ problem.
> How can I find out the actual IRQ that the card is using?
I would remove the PCI cards and then the riser card and check INT
routing with a multimeter.
Perhaps a task for someone used to stuff like that.
> I set the BIOS for 'PnP OS installed'. Should I change that?
Most drivers already enable devices so it probably doesn't matter.
I would check it, though.
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