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Subject: RE: Is there a user space pci rescan method?
Date: Wed, 22 Sep 2004 18:00:07 -0400
Message-ID: <E8F8DBCB0468204E856114A2CD20741F2C13E2@mail.local.ActualitySystems.com>
Thread-Topic: Is there a user space pci rescan method?
thread-index: AcSg6AOKOjzlNd/iTQGmwTTpGw3FjgAB1NBg
From: "Dave Aubin" <daubin@actuality-systems.com>
To: "Alan Cox" <alan@lxorguk.ukuu.org.uk>
Cc: "Linux Kernel Mailing List" <linux-kernel@vger.kernel.org>
Sender: linux-kernel-owner@vger.kernel.org
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Hi,

  I know very little about hotplug, but does make sense.
How do you motivate a hotplug insertion event?  Or should
I just go read the /docs on hotplugging?  Any help is
Appreciated:)

Thanks,
Dave:) 

-----Original Message-----
From: Alan Cox [mailto:alan@lxorguk.ukuu.org.uk] 
Sent: Wednesday, September 22, 2004 4:05 PM
To: Dave Aubin
Cc: Linux Kernel Mailing List
Subject: Re: Is there a user space pci rescan method?

On Mer, 2004-09-22 at 21:30, Dave Aubin wrote:
> Hi,
>  
>   Is there a user space or perhaps simple kernel module way to rescan 
> the pci bus?  I currently have a user mode program modify the pci bus,

> but I can not push the user mode program to the bios for reasons I 
> can't get in to.

Take a look at drivers/hotplug. As far as Linux is concerned you've got
a hotplug PCI slot if you have to poke at it. Alternatively if its a
general funny such as a card you have to poke to reveal devices behind
it a PCI quirk would probably do the trick.

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