[avivo] Error reading EDID

Nicolas Trangez eikke at eikke.com
Mon Jul 16 06:25:00 PDT 2007

On Mon, 2007-07-16 at 14:28 +0100, Barry Scott wrote:
> Nicolas Trangez wrote:
> > On Mon, 2007-07-16 at 01:34 +0200, Jerome Glisse wrote:
> >   
> >> Would help to get a true backtrace make sure avivo is build with
> >> -g3 cflags and run xserver under gdb and provide bt output and
> >> relevant print of value (like printing out what value is
> >> avivo->lfp_fixed_mode in avivo_output_lfp_get_modes). 
> >>     
> > Well, I did try this before, but: when I run X under gdb, once I start
> > the "run" command, my screen goes blank (which is a good thing I
> > guess :P), but then most likely the server crashes somehow (thats why
> > xf86SigHandler gets called I guess when not running in gdb), and my
> > system becomes unusable, I cannot switch back to vt1 where gdb was
> > started, only reboot using magic sysrq helps me out :(
> >
> >   
> ssh in from another system to avoid using the screen.
I only got my laptop.
>  Also you will need 
> to use
> some command line options to make using gdb usable start the Xserver 
> with these
> two  options:
>     -keeptty -dumbSched
> -keeptty allows you to ^C to get into gdb at anytime
> -dumpSched stops the smart scheduler interrupting each time you step
Might be interesting, thanks.

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