linux-kernel - Re: PCI riser cards and PCI irq routing, etc

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Date:	Tue, 20 Feb 2007 05:17:07 +0100
From:	Udo van den Heuvel <udovdh@...all.nl>
To:	Krzysztof Halasa <khc@...waw.pl>
CC:	linux-kernel@...r.kernel.org,
	Lennart Sorensen <lsorense@...lub.uwaterloo.ca>
Subject: Re: PCI riser cards and PCI irq routing, etc

Krzysztof Halasa wrote:
> Udo van den Heuvel <udovdh@...all.nl> writes:
> 
>> At the bottom I added a dmesg output of the kernel after boot.
>> I more or less know that irq 20 for the DVB-S card (saa7146 (1)) is
>> 'working'. I know that irq 16 for saa7146 (0) (DVB-T) is not working for
>> i2c although the card does work perfectly for DVB-T reception (picture,
>> low CPU load, etc) with only reception as the bottleneck.
> 
> BTW: Can you check which device # and IRQ does the card get if plugged
> directly into the PCI slot on board (without the riser)?

DN is 20 I believe (from the tranquilPC doc).
irq I'd have to check.

> Is it a VIA ITX board? I think I have VIA's riser card somewhere,
> could check what it does.

Yes, VIA Epia EN12000.
Interesting to check the riser card.

Udo
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