Re: [hatari-devel] Hatari and OUTSIDE (virtual memory manager)

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Am 02.10.2018 um 18:40 schrieb Toni Wilen <twilen@xxxxxxxxxx>:

>> Toni, I read the 68000 family's PRM for PTEST and I don't see a mention
>> for checking TTR regs when ptest's level is > 0.
>> In the MMU status register, bit "transparent" is only updated for a
>> level=0 operation.
>> Could there be an error in this part of the emulation ?
> Yeah, it looks like it is wrong. It would make no sense to do TTR check
> when MMUSR T bit is documented as being zero if PTEST level 1-7.
> 68030 MMU is far too complex and too weird.. (At least it is far less
> weird than 68851..)
I agree that this might be a mistake in the MMU emulation code. But I think some testing and confirmation is required before changing behavior.

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