ref: e21551db62f4fb8dff9f8864d60604f4b9b31637
dir: /interrupts.asm/
; Game Boy hardware interrupts SECTION "vblank",ROM0 jp VBlank SECTION "lcd",ROM0 jp LCD SECTION "timer",ROM0 jp Timer SECTION "serial",ROM0 jp Serial SECTION "joypad",ROM0 jp JoypadInt