[PATCH] Fix weird PCI bus numbers with pci_linkX

John Baldwin jhb at freebsd.org
Mon Nov 21 10:52:56 PST 2005


On Thursday 17 November 2005 05:50 pm, John Baldwin wrote:
> On Thursday 17 November 2005 05:32 pm, Nate Lawson wrote:
> > John Baldwin wrote:
> > > I think I figured out why some people get messages like:
> > >
> > > pci_linkX: BIOS IRQ 11 for -17777216.6.INTA is invalid
> > >
> > > I was not reading the bus number from the bridge device correctly (the
> > > normal __BUS_ACCESSOR() macros assume that the passed in argument is a
> > > child device, but at the time I'm reading the bus there is no child
> > > device, so I was passing in the pcib device, the parent of the pcib
> > > device probably returned an error, and the bus variable ended up being
> > > some random stack garbage). The attached patch (also at URL) should fix
> > > it I think.
> > >
> > > http://www.FreeBSD.org/~jhb/patches/acpi_pci_link.patch
> >
> > Excellent, patch looks good to me except the printf/panic message could
> > be improved.
>
> I wanna see if it triggers first.

So did anyone test this?  I can't commit it unless someone tests it.

-- 
John Baldwin <jhb at FreeBSD.org>  <><  http://www.FreeBSD.org/~jhb/
"Power Users Use the Power to Serve"  =  http://www.FreeBSD.org


More information about the freebsd-acpi mailing list