1 uint16 get_vram_address(); 2 3 debugvirtual uint8 vram_mmio_read(uint16 addr); 4 debugvirtual void vram_mmio_write(uint16 addr, uint8 data); 5 6 debugvirtual uint8 oam_mmio_read(uint16 addr); 7 debugvirtual void oam_mmio_write(uint16 addr, uint8 data); 8 9 debugvirtual uint8 cgram_mmio_read(uint16 addr); 10 debugvirtual void cgram_mmio_write(uint16 addr, uint8 data); 11