Re: X doesn't work anymore

[Michael <macallan%netbsd.org@localhost>]

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Hello,

On Jul 10, 2009, at 7:07 AM, Paul Goyette wrote:

> On Fri, 10 Jul 2009, Mihai Chelaru wrote:
>
> > On Thu, 09 Jul 2009 20:34:03 -0400, Michael wrote:
> > > Looks like you updated X but not your kernel. I committed code to  
> > > allow
> > > X to use arbitrary PCI devices no matter in which PCI domain they  
> > > are
> > > without using /dev/mem - you will need to update your kernel with
> > > options PCI_ALLOW_MMAP
> > > then things should work again.
> >
> > Cool, radeon driver started to work again with this option. Care to
> > document it somewhere ?

I sent a heads up to tech-x11@

> Should this option be included in GENERIC?

Not yet. It opens a big, fat hole for processes to map arbitrary  
memory unless we look at the machine dependent PCI code first and make  
sure you can't map anything but PCI space through /dev/pci*

have fun
Michael

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