mapper.h


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#include "mapper_066.h"


struct mapper {
	void (*init)(struct nes_state *state);
	uint8_t (*prg_read)(struct nes_state *state, uint32_t addr);
	void (*prg_write)(struct nes_state *state, uint32_t addr, uint8_t value);
	uint8_t (*chr_read)(struct nes_state *state, uint32_t addr);
	void (*chr_write)(struct nes_state *state, uint32_t addr, uint8_t value);
	uint8_t (*ciram_read)(struct nes_state *state, uint32_t addr);
	void (*ciram_write)(struct nes_state *state, uint32_t addr, uint8_t value);
	void (*tick)(struct nes_state *state);
};

union mapper_data {
	struct mapper_066 m066;
};