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SubjectRe: [Linux-fbdev-devel] fbdev broken in current bk for PPC
On Fri, Sep 10, 2004 at 01:28:57PM +0800, Antonino A. Daplas wrote:
> On Friday 10 September 2004 10:23, Benjamin Herrenschmidt wrote:
> > Recent changes upstream are breaking fbdev on pmacs.
> >
> > I haven't had time to go deep into that (but I suspect Linus sees it
> > too on his own g5 unless he removed offb from his .config).
> >
> > From what I see, it seems that offb is kicking in by default, reserves
> > the mmio regions, and then whatever chip driver loads can't access them.
> >
> > offb is supposed to be a "fallback" driver in case no fbdev is taking
> > over, it should also be "forced" in with video=ofonly kernel command
> > line. This logic has been broken.

I dearly *hope* this is what I'm seeing with recent kernels, though I
have my doubts.... What I *do* know is that with recent bk snapshots
(post bk-1.2115) I have the following: radeonfb seems to load, but when I
try to load X, my y-resolution seems to be half of what it ought to be...
The only code I see poking around at fb is yours... *shrug*

-Happy to try new patches David
-
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