> Only IC17 and 18 fail the test, and these aren't banked (and they happen to be the > only ROMs patched). It could be that one of the patches I'm applying (the same as in > MAME, FWIW) are patching out the MMU code. But otherwise, I don't see these accesses. > > I say, if it ain't broke, don't fix it
yeah, iirc the MMU is exactly used by the patched roms. btw, they should not be patched anymore in latest MAME
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