Re: [hatari-devel] Hatari startup freeze regression with 030 MMU + EmuTOS + non-VDI screen

[Nicolas Pomarède <npomarede@xxxxxxxxxxxx>]

Le 30/05/2022 à 21:56, Eero Tamminen a écrit :
> Hi,
>
> Everything was fine with TOS boot tester, until I started testing EmuTOS 
> with 030 MMU.  That seems currently completely broken, Hatari freezes at 
> startup with 100% CPU usage.
>
> There's no freeze with TOS v3 or v4, but with latest EmuTOS 1024k and 
> 512k versions, Hatari freezes to black screen.
>
> (With 0.9.x EmuTOS versions screen is white and freezes happens a bit 
> later.)
>
> It does not matter whether TT or Falcon is emulated, or at what clock, 
> or what other options are used.
>
> As long as 030 + MMU is enabled in cycle-exact mode, and something else 
> than VDI mode [1] is used for screen, Hatari freezes.
>
> For example:
> $ hatari --tos etos512k.img --machine falcon --dsp none --memsize 4 
> --cpu-exact on --mmu on -m

> [1] maybe video interrupt emulation is now broken  with cycle-accurate 
> 030 MMU emulation?

Hi
I can see it too, I will have a look tomorrow I think.

Nicolas