Subject: Re: X11 on iBook G4: flickering screen
To: Emmanuel Dreyfus <manu@netbsd.org>
From: Charles M. Hannum <abuse@spamalicious.com>
List: port-macppc
Date: 06/29/2004 21:20:15
On Tuesday 29 June 2004 21:13, Emmanuel Dreyfus wrote:
> Charles M. Hannum <abuse@spamalicious.com> wrote:
> > Perhaps you could have it print out the PLL values before and after
> > changing; i.e. the values that are printed by:
> >
> >     RADEONTRACE(("Wrote: 0x%08x 0x%08x 0x%08x (0x%08x)\n",
> >                restore->ppll_ref_div,
> >                restore->ppll_div_3,
> >                restore->htotal_cntl,
> >                INPLL(pScrn, RADEON_PPLL_CNTL)));
> >
> > and we could do some guru meditation on the nature of the problem.
>
> This particular trace doesn't show up in debug mode.

Yes, I was suggesting adding a printf() -- before before and after changing 
the registers -- that would print out the same info.