Date: Thu, 15 Feb 2001 07:32:39 -0800 From: Julian Elischer <julian@elischer.org> To: Satyajeet Seth <sseth@sasken.com> Cc: "Andrew R. Reiter" <arr@watson.org>, freebsd-net@FreeBSD.ORG, hackers@FreeBSD.ORG Subject: Re: KLD'fying PCI device driver! Message-ID: <3A8BF697.DE9D4C72@elischer.org> References: <Pine.GSO.4.30.0102151557320.986-100000@suns3.sasi.com>
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Satyajeet Seth wrote:
>
> Hi
>
> > Could you send the load handler function src?
>
> My code does not contain a load handler function.
>
> I did not add a load handler function, because none of the files in
> /sys/pci directory like if_fxp.c, if_vr.c seemed to contain contain a load
> handler function.
> To the best of my knowledge, all the pci device driver modules use the
> function pci_modevent() in /sys/pci/pci.c
>
> > > I am trying to convert my PCI device driver into a KLD.
> > >
> > > So far I have done the following:
> > > 1. Built the kernel without the static linked device driver.
> > > 2. Added entries to Makefiles in /sys/modules and /sys/modules/xxx.
> > > 3. Did "make all install" in /sys/modules directory.
> > > 4. Tried loading the KLD. I got the following error:
> > > "Fatal trap 12: page fault while in kernel mode"
> > >
> > > Any ideas as to what could be going wrong?
Assuming -current. (if 4.2, start with the one from -current)
start with /usr/share/examples/drivers/make_device_driver.sh
it at least compiles and loads.
modify it to include your code..
>
> Thanks
> Satya
>
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