.equ Z80_MEMMODE,	0xa11000
	.equ Z80_BUSREQ,	0xa11100
	.equ Z80_RESET,		0xa11200
	.equ Z80_MEM,		0xa00000

	.macro z80_grab
	move.w #0x100, Z80_BUSREQ
	.endm

	.macro z80_grab_wait
	move.w #0x100, Z80_BUSREQ
wait_z80_\@:
	btst #0, Z80_BUSREQ
	bne.s wait_z80_\@
	.endm

	.macro z80_release
	move.w #0, Z80_BUSREQ
	.endm


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