linux-kernel - Re: [PATCH] Adds kernel parameter to ignore pci devices

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Message-ID: <20060920112559.GC1697@ff.dom.local>
Date:	Wed, 20 Sep 2006 13:25:59 +0200
From:	Jarek Poplawski <jarkao2@...pl>
To:	Alan Cox <alan@...rguk.ukuu.org.uk>
Cc:	linux-kernel@...r.kernel.org, torvalds@...l.org, luizluca@...il.com
Subject: Re: [PATCH] Adds kernel parameter to ignore pci devices

On Wed, Sep 20, 2006 at 11:38:53AM +0100, Alan Cox wrote:
> Ar Mer, 2006-09-20 am 08:41 +0200, ysgrifennodd Jarek Poplawski:
> > On 20-09-2006 02:01, Alan Cox wrote:
> > > Not sure its the way I'd approach it - in your specific case it should
> > > be easier to just not compile in EHCI (USB 2.0) support.
> >  
> > I'd dare to vote for this idea: it's good for testing
> > and very practical eg. for comparing performance of similar
> > devices like network or sound cards. Besides: ehci could
> > work for other devices.
> 
> In which case you'd need to specify the device to ignore by its PCI bus
> address so could ignore one device but not another of the same type. Eg
> pci=ignore=0:4.5

If I correctly understand this as a doubt I mean doing this in grub
or lilo as boot variants.

Jarek P.
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