Re: [hatari-devel] ISHAR 1, 2, 3 Falcon problem ?

[Nicolas Pomarède <npomarede@xxxxxxxxxxxx>]

Le 12/09/2015 23:40, Laurent Sallafranque a écrit :
> Hi all,
>
> I wanted to play to the Ishar trilogy on hatari (falcon varsion).
>
> It seems that none of them is working (I've also tested transartica
> which seems also not to work).
>
> I've taken all images from
> http://christophe.bray.free.fr/informatique/falcon/falcon_jeux2.htm#Ishar
>
> for all the 4 programs, iIt seems that hatari waits forever at the
> following code :
>
>
> $0004fc3c : 0109 0000                          movep.w   0(a1),d0
> $0004fc40 : b041                               cmp.w     d1,d0
> $0004fc42 : 6b00 fff8                          bmi       $4fc3c
>
> with A1 = $00FF8207
>
>
> So it seems that the programs always wait for the screen position beam
> to change, which is currently not implemented into the current hatari
> videl version.
>
> Is it the case for someone else here too ?

yes, the above code waits for the video bottom address to reach the 
value in d1, so I guess it won't work in Hatari/Falcon for now.