Saturn CPU Structure at

	08003340

contains

	u32	Read[257];		Saturn -> ARM mapping table
	u32	Write[257];

	armptr = Read[saturnptr >> 12] | ((saturnptr & 0xfff) >> 1);

"standard" Saturn mapping:

	00000	->	00060000
	...				ROM
	7ffff	->	0009ffff

	80000   ->	08040000
	...				RAM
	fffff   ->	0807ffff