sk/msk no more

[John Baldwin]

On Thursday 19 March 2009 11:24:24 pm Mars G Miro wrote:
> On Thu, Mar 19, 2009 at 11:26 PM, John Baldwin <jhb at freebsd.org> wrote:
> > On Monday 16 March 2009 12:10:21 am Mars G Miro wrote:
> >> On Mon, Mar 16, 2009 at 11:31 AM, Pyun YongHyeon <pyunyh at gmail.com> 
wrote:
> >> > On Mon, Mar 16, 2009 at 10:22:40AM +0800, Mars G Miro wrote:
> >> >> Hi guys,
> >> >>
> >> >>    I upgraded a box w/ sk and msk NICs running 7.1-RELEASE to latest
> >> >> -CURRENT  to try out the new USB2 stuff but my sk/msk NICs don't work
> >> >> anymore:
> >> >>
> >> >>    http://pastebin.com/m28a41b14
> >> >>
> >> >>    Saw this first last Friday, March 13, and re-csup'd a few hours ago
> >> >> and the problem is still there.
> >> >>
> >> >>    Any thoughts? Thanks.
> >> >>
> >> >
> >> > I don't see sk(4)/msk(4) hardwares in your dmesg output.
> >> > Does "pciconf -lcv" show your controller?
> >>
> >> That's the problem, the hardware disappears:
> >
> > What if you set 'hw.pci.mcfg=0' in loader?
> >
> 
> That did it! Even w/ ACPI enabled in the BIOS, the sk/msk NICs don't
> get lost anymore.
> 
> pciconf and verbose dmesg: http://pastebin.com/f31621191
> 
> btw, what does this knob actually do ?

mcfg is a mechanism for doing faster PCI config access using a memory mapped 
window.  Can you grab the output of 'acpidump -t'?

-- 
John Baldwin