Key Remapper; Wii Chuck [Vega]

Wii Chuck only

This code allows you to select a Button (Button 1) that can also activate another Button (Button 2). Button 1's original function is disabled.

XXXX = Button 1
YYYY = Button 2

NTSC-U Rev1
C225A230 00000005
80640004 3980XXXX
7C6B6039 41A20010
7C636278 6063YYYY
90640004 7E0903A6
60000000 00000000

Code creator: Vega

#Address
#NTSC-U = 8025A230

#r3 = safe
#r4 + 4 = Where to write Input to (will be loaded by CPU later)

#Load Current Controller Halfword Input
lwz r3, 0x0004 (r4)

#Set Button 1
li r12, 0x0400 #B button used for compilation, adjust this accordingly

#Check if Button 1 was at least pressed
and. r11, r3, r12
beq+ default_instruction

#Remove Button 1's value from Controller Halfword Input
xor r3, r3, r12

#Now place in Button 2's value as the replacement
ori r3, r3, 0x0800 #A button used for compilation, adjust this accordingly

#Write updated Input to memory so when CPU loads it, it will be our new Input
stw r3, 0x0004 (r4)

#Default Instruction
default_instruction:
mtctr r16