Re: Problems with framebuffer in 2.6.22-git17

[Antonino A. Daplas]

On Tue, 2007-07-24 at 22:45 +0100, Adrian McMenamin wrote:
> On 23/07/07, Antonino A. Daplas <adaplas@xxxxxxxxx> wrote:
> > On Sun, 2007-07-22 at 19:41 +0100, Adrian McMenamin wrote:
> > > I ma having problems with the pvr2 fb on the Dreamcast in 2.6.22-git17
> > > - when the code is executed it appears to lock the Dreamcast up.
> > >
> > > The problem seems to be:
> > >
> > >  fb_notifier_call_chain(FB_EVENT_FB_REGISTERED, &event);
> > >
> > > In drivers/video/fbmem.c
> > >
> > > This hasn't been an issue before, so are there any recent changes that
> > > might have caused this?
> >
> > What's the last kernel that worked for you? Can you also post your
> > config?
> >
> > >
> > > (fb_notifier_call_chain calls a succession of stubs ending in
> > > __blocking_notifier_call_chain in kernel/sys.c)
> > >
> >
> > Try reverting commit a66ad56eb2c9644717da4d7f05f971d6786145e3.
> >
> > Tony
> >
> 
> Tony,
> 
> I have checked this a few times now, including against Paul's git as
> well as Linus's and the Dreamcast won't boot without its reversion.
> Don't know why, but it needs to be reverted until a better fix is
> available.

I'm also confused. Can you change the color depth to 32 bpp ('fbset
-depth 32')?  I'm thinking of a possible pseudo_palette overrun.

Tony 


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