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annotate rf5c164.h @ 2155:6f58af5bd6fa

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Add ROM DB entry for NHL 96 as it is missing SRAM info in the header
author Michael Pavone <pavone@retrodev.com>
date Thu, 07 Apr 2022 00:49:58 -0700
parents 62a53c052d9b
children 4fbe1e7c4a73
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1 #ifndef RF5C164_H_
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2 #define RF5C164_H_
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3 #include <stdint.h>
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4 #include "render_audio.h"
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5
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6 typedef struct {
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7 uint32_t cur_ptr;
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8 uint8_t regs[7];
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9 uint8_t sample;
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10 uint8_t state;
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11 } rf5c164_channel;
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12
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13 typedef struct {
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14 audio_source *audio;
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15 uint32_t cycle;
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16 uint32_t clock_step;
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17 uint16_t ram[64*1024];
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18 uint16_t ram_bank;
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19 uint16_t pending_address;
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20 int32_t left;
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21 int32_t right;
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22 rf5c164_channel channels[8];
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23 uint8_t pending_byte;
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24 uint8_t channel_enable;
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25 uint8_t selected_channel;
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26 uint8_t cur_channel;
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27 uint8_t step;
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28 uint8_t flags;
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29 } rf5c164;
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30
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31 void rf5c164_init(rf5c164* pcm, uint32_t mclks, uint32_t divider);
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32 void rf5c164_run(rf5c164* pcm, uint32_t cycle);
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33 void rf5c164_write(rf5c164* pcm, uint16_t address, uint8_t value);
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34 uint8_t rf5c164_read(rf5c164* pcm, uint16_t address);
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35
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36 #endif //RF5C164_H_