53 lines
920 B
C
53 lines
920 B
C
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#ifndef APU_H
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#define APU_H
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <stdint.h>
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#include <stdbool.h>
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typedef struct Apu Apu;
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#include "snes.h"
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#include "spc.h"
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#include "dsp.h"
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typedef struct Timer {
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uint8_t cycles;
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uint8_t divider;
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uint8_t target;
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uint8_t counter;
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bool enabled;
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} Timer;
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struct Apu {
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Spc* spc;
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Dsp* dsp;
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uint8_t ram[0x10000];
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bool romReadable;
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uint8_t dspAdr;
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uint32_t cycles;
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uint8_t inPorts[6]; // includes 2 bytes of ram
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uint8_t outPorts[4];
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Timer timer[3];
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uint8_t cpuCyclesLeft;
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uint8_t pad[6];
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union {
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struct DspRegWriteHistory hist;
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void *padpad;
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};
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};
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Apu* apu_init();
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void apu_free(Apu* apu);
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void apu_reset(Apu* apu);
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void apu_cycle(Apu* apu);
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uint8_t apu_cpuRead(Apu* apu, uint16_t adr);
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void apu_cpuWrite(Apu* apu, uint16_t adr, uint8_t val);
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void apu_saveload(Apu *apu, SaveLoadFunc *func, void *ctx);
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#endif
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