Re: [hatari-devel] Falcon demos tests : part 1

[Laurent Sallafranque <laurent.sallafranque@xxxxxxx>]

What is the bug here.

If you've found something, I think it's very interresting to share with 
us the problem and the solution.

I love this EKO demo so much...


I've tested Bound Falcon without DSP and it works perfectly for me.

(MMU ON if this is useful)

Laurent


Le 29/10/2020 à 11:25, Eero Tamminen a écrit :
> Hi,
>
> On 10/29/20 12:34 AM, Laurent Sallafranque wrote:
> > For EKO system demo, I launched it 3 times. Once worked perfectly, 
> > for the 2 others, I had the sound broken until the final tridi world 
> > (the music is resetted here).
> >
> > Only sound is broken, the demo continues.
>
> I tried another run, and couldn't reproduce it
> either.
>
> -> I guess there is na issue with crossbar DMA
>    handling, but triggering it is somehow timing
>    dependent.
>
> Running Hatari with Valgrind could find out
> the bug, but I'm still busy testing other things.
> Would you have time for that?
>
>
> > This demo seems to be at the limits of the DSP <-> CPU timings, but 
> > works, which is quite a good news.
> >
> > I'll test for bound.
>
> Thanks!
>
>     - Eero
> > Le 28/10/2020 à 23:11, Eero Tamminen a écrit :
> > > Hi,
> > >
> > > On 10/27/20 1:12 AM, Eero Tamminen wrote:
> > > > "Bound" (uses no DSP) seems to have
> > > > also regressed, I get now only a black screen.
> > > >
> > > > Do you get same?
> > >
> > > Laurent?
> > >
> > >
> > > > > EKO Systems:  perfectly works (except a little transition in the 
> > > > > betty boo image).
> > > > >        Music plays well until the 3D scifi scene and plays well 
> > > > > again in the tridi world.
> > >
> > > Close to end I got Hatari crash:
> > > -----------------------------------
> > > WARN : crossbar DMA Play: Illegal buffer size (from 0x0d84e8 to 
> > > 0x0d84bc)
> > > Segmentation fault
> > > -----------------------------------
> > >
> > >
> > > > > EKO epidemic music disk : no change
> > > > >
> > > > > underscore demo : no change
> > > > >
> > > > > Hmmm demo : better than before (runs with MMU  + cycle exact + 
> > > > > prefetch) (not tested to the end)
> > >
> > > Verified.
> > >
> > >
> > > I've updated now info for all demos that have had
> > > issues earlier.  Ones that didn't work with CPU
> > > exact emulation, do work now.
> > >
> > > Except for earlier and above mentioned issues,
> > > there were no regressions in them.
> > >
> > >
> > > I will next go through some Falcon games & demos
> > > that haven't had problems with TOS4 in earlier
> > > Hatari versions, but had problems with EmuTOS.
> > >
> > > If they don't work with EmuTOS, I'll check whether
> > > they still work with TOS4.
> > >
> > >
> > >     - Eero