Up -> SDLK_UP 237
Down -> SDLK_DOWN 274
Left -> SDLK_LEFT 276
Right -> SDLK_RIGHT 275
A -> SDLK_LCTRL 306
B -> SDLK_LALT 308
X -> SDLK_SPACE 32
Y -> SDLK_LSHIFT 304
L -> SDLK_TAB 9
R -> SDLK_BACKSPACE 8
Select -> SDLK_ESCAPE 27
Start -> SDLK_RETURN 13

