Re: [hatari-devel] Falcon video counter

[Laurent Sallafranque <laurent.sallafranque@xxxxxxx>]

I've done a quick test:

Bound 3 works
Bound 4 is freezed on the dolphin image
Bound5 is only displaying the tiger image

Ishar 1 and 2 don't work better
Ishar 3 is working

Laurent



Le 16/11/2016 à 21:56, Laurent Sallafranque a écrit :
> Hi,
>
> I'll test the patch tonight ( I had in mind to test Ishar 1,2,3) ;)
>
> I agree it may fix all of this, but that's not the good way to do it.
> I have another version of the videl code that I'll try to reimplement 
> into this version of hatari (I did it with hatari v1.6).
>
> Anyway, if this patch also solves the Ishar games, I think it should 
> be applied, also if I rework it later.
> Maybe it was too early when I first tried to implement Videl.
>
> Regards
> Laurent
>
> PS: I spent a lot of time with Mr Splash at the Sillyventure (the guy 
> who has coded falcamp and flaysid).
> We've spent some time looking what's wrong with falcamp, I continue to 
> search with his help.
> I wish I find the problem.
>
>
>
>
> Le 16/11/2016 à 21:26, Eero Tamminen a écrit :
> > Hi,
> >
> > On 11/16/2016 12:33 AM, Laurent Sallafranque wrote:
> > > Thanks for this patch (remind me the command to include it in the
> > > current version please).
> >
> > At Hatari repo root:
> >     patch -p1 < videl-video-counter.patch
> >
> >
> > > I'll have more time now that Sillyventure is over.
> > > I'd like to retry to finish the Videl code I did 3 years ago.
> > > (it let Pinball dream work much better than the current version,
> > > but need a better accurate CPU)
> > >
> > > I'll test this patch.
> >
> > Besides fixing DLDH2, it fixes also Moonspeeder preview 2
> > game, Bound3 & Bound5 demos (at least they start now), and
> > Hextracker gets past video address counter code [1].
> >
> > I added info about these to compatibility doc.
> >
> > If somebody has Ishar 1, 2 or 3, it would be good if
> > they could test whether it works with the patch.
> >
> >
> >     - Eero
> >
> > [1] Hextracker doesn't seem to be otherwise Falcon compatible,
> > I guess that testing was from time when Paulo was trying
> > to use Hatari in making Hextracker Falcon compatible...
> >
> > > Le 15/11/2016 à 23:21, Eero Tamminen a écrit :
> > > > Hi,
> > > >
> > > > Since Laurent moved all Videl register handling to falcon/videl.c
> > > > (sometime after Hatari v1.6), several programs have been broken
> > > > because that removed support for Falcon video address counter.
> > > >
> > > > Attached is patch adding minimal support for that.  It fixes
> > > > "Lasers and Hommes" (DLDH2), that doesn't anymore freeze at
> > > > startup.  I assume the patch to fix most, if not all of those
> > > > regressions, but I haven't had yet time to test them.
> > > >
> > > >
> > > > Any comments on the patch?  Additional things that should be
> > > > taken into account / fixed (or at least add TODOs for)?
> > > >
> > > >
> > > >     - Eero
> > > >
> > > > PS. Note that the patch needs to modify few items saved into
> > > > memory snapshots, so it breaks memory snapshot compatibility.