Re: X server problem since 2.4.0-test5-pre1/2 / Fixed!!!

From: Dieter Nützel (dieter.nuetzel@myokay.net)
Date: Sun Jul 30 2000 - 11:31:58 EST

> Petr Vandrovec wrote:
>
> > > > --- linux-2.4.0-test4-bug/drivers/char/console.c Tue Jul 11 15:20:01 2000
> > > > +++ linux-2.4.0-test4/drivers/char/console.c Fri Jul 14 17:10:47 2000
> > > > @@ -584,12 +584,12 @@
> > > > currcons = new_console;
> > > > hide_cursor(currcons);
> > > > }
> > > > -
> > > > +
> > > > if (redraw) {
> > > > set_origin(currcons);
> > > > + set_palette(currcons);
> > > > if (sw->con_switch(vc_cons[currcons].d) && vcmode != KD_GRAPHICS) {
> > > > /* Update the screen contents */
> > > > - set_palette(currcons);
> > > > do_update_region(currcons, origin, screenbuf_size/2);
> > > > }
> > > > }
> >
> > Hi Dieter and others,
> > can you try this instead? Doing set_palette() (and set_origin too if we
> > are talking about it) before con_switch is severely broken. Old code, before
> > moving set_palette, did set_palette unconditionally even when KD_GRAPHICS.
> > Code below restores this behavior, but still does set_palette() after console
> > switch. Please tell me whether it fixes your problem too (if not, then
> > X server must be fixed... if yes, then I believe that this is THE ONE CORRECT
> > PATCH (tm)).
>
> It do NOT fix the problem :-(
> So the X server must be fixed as you said.
>
> > --- linux-2.4.0-test5-pre3/drivers/char/console.c.orig Wed Jul 19 22:36:04 2000
> > +++ linux-2.4.0-test5-pre3/drivers/char/console.c Thu Jul 20 12:05:17 2000
> > @@ -587,10 +587,12 @@
> >
> > if (redraw) {
> > set_origin(currcons);
> > - if (sw->con_switch(vc_cons[currcons].d) && vcmode != KD_GRAPHICS) {
> > + if (sw->con_switch(vc_cons[currcons].d)) {
> > /* Update the screen contents */
> > set_palette(currcons);
> > - do_update_region(currcons, origin, screenbuf_size/2);
> > + if (vcmode != KD_GRAPHICS) {
> > + do_update_region(currcons, origin, screenbuf_size/2);
> > + }
> > }
> > }
> > set_cursor(currcons);
>
> Goodnight!
> Dieter
>

Has anyone a fix for the XFree86 4.0.1 tree ready???

I've checked it with kernel 2.4.0-test5 (final) and get the 'black
screen', again...;-(

Thanks,
    Dieter 

--
Dieter Nützel
Graduate Student, Computer Science

University of Hamburg
Department of Computer Science
Cognitive Systems Group
Vogt-Kölln-Straße 30
D-22527 Hamburg, Germany

email: nuetzel@kogs.informatik.uni-hamburg.de
@home: dieter.nuetzel@myokay.net

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