Subversion Repositories Shiroi

Rev

Rev 3 | Go to most recent revision | Details | Last modification | View Log | RSS feed

Rev Author Line No. Line
1 nishi 1 
/* $Id: shiroi.h 1 2024-08-28 08:10:28Z nishi $ */
2 
 
3 
#ifndef __SHIROI_H__
4 
#define __SHIROI_H__
5 
 
6 
#include "chips_common.h"
7 
#include "z80.h"
8 
#include "ay38910.h"
9 
#include "tms9918.h"
10 
 
11 
#include <stdint.h>
12 
#include <stdbool.h>
13 
 
14 
#define SHIROI_IO_PORTS 3
15 
 
16 
enum SHIROI_CARD {
17 
	SHIROI_VIDEO = 0x00,
18 
	SHIROI_VIDEO_MARK_I,
19 
	SHIROI_SOUND = 0x10,
20 
	SHIROI_SOUND_MARK_I,
21 
	SHIROI_MATH = 0x20,
22 
	SHIROI_MATH_MARK_I
23 
};
24 
 
25 
typedef struct {
26 
	uint32_t* fb;
27 
	union {
28 
		VrEmuTms9918* vdp;
29 
	};
30 
	int width;
31 
	int height;
32 
	int tick;
33 
} shiroi_video_t;
34 
 
35 
typedef struct {
36 
	union {
37 
		ay38910_t psg;
38 
	};
39 
	int tick;
40 
} shiroi_sound_t;
41 
 
42 
typedef struct {
43 
	union {
44 
		void* am9511;
45 
	};
46 
	int tick;
47 
} shiroi_math_t;
48 
 
49 
typedef struct {
50 
	union {
51 
		shiroi_video_t video;
52 
		shiroi_sound_t sound;
53 
		shiroi_math_t math;
54 
	};
55 
	shiroi_video_t* videoptr;
56 
	shiroi_sound_t* soundptr;
57 
	shiroi_math_t* mathptr;
58 
	int type;
59 
} shiroi_card_t;
60 
 
61 
typedef struct {
62 
	uint8_t ram[64 * 1024];
63 
	uint64_t z80_pins;
64 
	z80_t z80;
65 
	bool stop;
66 
	void (*play_audio)(void* buffer, unsigned int frames);
67 
	shiroi_card_t cards[256 / 3];
68 
} shiroi_t;
69 
 
70 
void shiroi_init(shiroi_t* shiroi);
71 
void shiroi_init_cards(shiroi_t* shiroi);
72 
void shiroi_loop(shiroi_t* shiroi);
73 
void shiroi_install(shiroi_t* shiroi, int slot, int card);
74 
shiroi_card_t* shiroi_get_video_card(shiroi_t* shiroi);
75 
shiroi_card_t* shiroi_get_sound_card(shiroi_t* shiroi);
76 
shiroi_card_t* shiroi_get_math_card(shiroi_t* shiroi);
77 
 
78 
#endif