RE: Is there a user space pci rescan method?

From: Dave Aubin
Date: Wed Sep 22 2004 - 17:03:33 EST


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@xxxxxxxxxxxxxxxxxxx]
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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