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To: Robert_Wagner@dgii.com (Robert Wagner)
cc: freebsd-stable@FreeBSD.ORG
Subject: Re: PCI lkm Device Driver
In-reply-to: Your message of "Thu, 07 May 1998 17:14:57 EST."
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Date: Fri, 08 May 1998 10:44:17 +0930
From: "Daniel O'Connor" <doconnor@gsoft.com.au>
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> I am in the process of creating a PCI lkm Device Driver. I have read all the
> information on how to write lkm drivers but they all show isa devices. I am
> working on the load and unload. For loading the lkm, how do I go about
> rescanning for pci devices on the pci bus. I see that in pci.c there is a
Well, I wrote one for 2.2.5, and it would load, but unfortunatly you can't
unload them :)
The reason is that the PCI code doesn't support freeing the IRQ's/mapings etc
that you allocate when you attach your device, which is kind of annoying.
There was some effort to fix this, but it didn't seem to go far :(
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|Daniel O'Connor software and network engineer for Genesis Software |
|http://www.gsoft.com.au |
|The nice thing about standards is that there are so many of them to|
|choose from. -- Andrew Tanenbaum |
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