ref: 92fba8821c1746952d4c48c8cc453fcd0ae9cc83
dir: /home/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