.list push off
BUS_RESET = 0xa05f6c8c
BUS_RESET_VALUE = 0x6155404f
BUS_RESET2 = 0xa05f6c10
BUS_RESET2_VALUE = 0
BUS_DMAADDR = 0xa05f6c04
BUS_ENABLE = 0xa05f6c14
BUS_ENABLE_VALUE = 1
BUS_STATE = 0xa05f6c18
BUS_STATE_GO = 1
BUS_STATE_RUNNING = 1
BUS_SPEED = 0xa05f6c80
DMA_ADDRMASK = 0x1fffffe0
SPEED_TIMEOUT_SHIFT = 16
SPEED_2MBPS = 0
CMD_DEVINFO = 1
CMD_EXTINFO = 2
CMD_RESET = 3
CMD_SHUTDOWN = 4
RESP_DEVINFO = 5
RESP_EXTINFO = 6
RESP_ACK = 7
RESP_DATA = 8
CMD_GETCOND = 9
CMD_GETMEMINFO = 10
CMD_BLOCKREAD = 11
CMD_BLOCKWRITE = 12
CMD_SETCOND = 14
ERR_NORESP = [256-1]
ERR_FUNCUNSUPP = [256-2]
ERR_UNKCMD = [256-3]
ERR_SENDAGAIN = [256-4]
ERR_FILEERR = [256-5]
XDESC_LAST = 0x80000000
XDESC_PORTSHIFT = 16
XDESC_GUN = 0x00000200
XDESC_LENSHIFT = 0
FRAME_CRSHIFT = 24
FRAME_RSHIFT = 16
FRAME_SSHIFT =  8
FRAME_LENSHIFT = 0
ADDR_PORTSHIFT = 6
ADDR_MAIN = 0x20
ADDR_SUB5 = 0x10
ADDR_SUB4 = 0x08
ADDR_SUB3 = 0x04
ADDR_SUB2 = 0x02
ADDR_SUB1 = 0x01
FUNC_CONTROLLER = 0x001
FUNC_MEMORY = 0x002
FUNC_LCD = 0x004
FUNC_CLOCK = 0x008
FUNC_MICROPHONE = 0x010
FUNC_AR_GUN = 0x020
FUNC_KEYBOARD = 0x040
FUNC_LIGHT_GUN = 0x080
FUNC_RUMBLE = 0x100
FUNC_MOUSE = 0x200
	.macro	MapleFrame	cr, rport, rbits, sport, sbits, len
	.long	@BSL[ [[$(cr)] << FRAME_CRSHIFT] | [[[[$(rport)] << ADDR_PORTSHIFT] | [$(rbits)]] << FRAME_RSHIFT] | [[[[$(sport)] << ADDR_PORTSHIFT] | [$(sbits)]] << FRAME_SSHIFT] | [[$(len)] << FRAME_LENSHIFT] ]
	.endm
	.list pop