Re: [hatari-devel] MIDI IRQ handling bug

[Nicolas Pomarède <npomarede@xxxxxxxxxxxx>]

Le 12/12/2021 à 14:23, Eero Tamminen a écrit :
> Hi Nicolas,
>
> Current Hatari IRQ handling is buggy for MIDI. Midi_UnInit() disables 
> MIDI IRQ, but Midi_Init() does not enable it, only calling Midi_Reset() 
> does, which does not happen on MIDI device change.
>
> (Similarly to handling of RS232, SCC & printer devices, MIDI device 
> change at run-time does not trigger reset.)
>
> I tried calling Midi_Reset() directly from Midi_Init(), but that freezes 
> Hatari at startup (to somewhere in interrupt handling code).
>
> Attached patch seems to work, but I assume all the things done by 
> Midi_Reset() should not be done just on device change.
>
> Could you look into what's the correct fix?

Hi

what scenario should I use to see this case and reproduce it ?

Nicolas