Re: tdfx framebuffer garbles display in 2.6.19.5

DervishD
2007-03-06T11:15:46Z

> On Tue, 2007-03-06 at 07:25 +0100, DervishD wrote:
> > * Antonino A. Daplas <adaplas@gmail.com> dixit:
> > > On Thu, 2007-03-01 at 17:01 +0100, DervishD wrote:
> > > > * Antonino A. Daplas <adaplas@gmail.com> dixit:
> > > > > Can you try this patch? It might help with the screen
> > > > > corruption.
> > > >
> > > > With the patch, the scroll slows to a crawl and the system is
> > > > unusable. The time to scroll 30 lines is about a minute or so
> > > > (probably more, I just measured for a while).
> > > >
> > > > If you want me to test other patches, just tell :)
> > >
> > > Can you change the mdelay to udelay and use higher/lower delay values
> > > to see if there's any improvement?
> >
> > Yes, as soon as I can build a new kernel and reboot. Any suggested
> > value?
>
> You can start with 5 and increment by 5. So you need not reboot each
> time, compile tdfxfb as a module, and set CONFIG_HW_CONSOLE_BINDING=y
> (under drivers->char).

I've done that for testing, but I haven't build that kernel yet (not
spare time by now).

> Make sure you have vbetool, and use the attached script.

I don't have vbetool, but I'll get it.

> The script assumes vbetool is in /usr/sbin, if not just edit. Also,
> unbinding will only work if X (or any graphics app, for that matter) is
> not loaded.

No problem, it will be off while I test. I'll try to make the tests
probably this friday or the weekend, as soon as I can.

Thanks a lot for your interest :)