Subject: Re: [PATCH V3] VIA IRQ quirk behaviour change
From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Daniel Drake <dsd@gentoo.org>
Cc: akpm@osdl.org, torvalds@osdl.org, sergio@sergiomb.no-ip.org,
       jeff@garzik.org, greg@kroah.com, cw@f00f.org, bjorn.helgaas@hp.com,
       linux-kernel@vger.kernel.org, harmon@ksu.edu, len.brown@intel.com,
       vsu@altlinux.ru, liste@jordet.net
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Date: Sat, 09 Sep 2006 17:03:55 +0100
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Ar Sad, 2006-09-09 am 10:44 -0400, ysgrifennodd Daniel Drake:
> Alan Cox wrote:
> > Very large numbers of VIA mainboards ship with some of the VIA devices
> > built in and some of them on the PCI bus. 
> 
> What's the difference between "built in" and "on the PCI bus"? Both 
> types are physically a part of the mainboard, and need to be quirked, right?

No.

If they are on the V-Bus then the IRQ number controls routing if they
are on the PCI bus the IRQ line controls routing as normal.


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