summaryrefslogtreecommitdiffstatshomepage
path: root/src/mame/machine/namcoio.h
blob: 0de53ac93ad4e57004bea028c53d539b45cdc84f (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
#ifndef __NAMCOIO_H__
#define __NAMCOIO_H__

/***************************************************************************
    TYPE DEFINITIONS
***************************************************************************/

struct namcoio_interface
{
	devcb_read8 m_in[4];
	devcb_write8 m_out[2];
};

class namcoio_device : public device_t,
						public namcoio_interface
{
public:
	namcoio_device(const machine_config &mconfig, device_type type, const char* name, const char *tag, device_t *owner, UINT32 clock, const char *shortname);

	
	DECLARE_READ8_MEMBER( read );
	DECLARE_WRITE8_MEMBER( write );

	WRITE_LINE_MEMBER( set_reset_line );
	READ_LINE_MEMBER( read_reset_line );

protected:
	// device-level overrides
	virtual void device_config_complete();
	virtual void device_start();
	virtual void device_reset();
	
	int m_device_type;
	
	enum {
			TYPE_NAMCO56XX,
			TYPE_NAMCO58XX,
			TYPE_NAMCO59XX,
		};
	
	// internal state
	UINT8          m_ram[16];

	devcb_resolved_read8    m_in_func[4];
	devcb_resolved_write8   m_out_func[2];

	int            m_reset;
	INT32          m_lastcoins, m_lastbuttons;
	INT32          m_credits;
	INT32          m_coins[2];
	INT32          m_coins_per_cred[2];
	INT32          m_creds_per_coin[2];
	INT32          m_in_count;
	
	void handle_coins( int swap );

	virtual void customio_run() {}
	
private:

};

class namco56xx_device : public namcoio_device
{
public:
	namco56xx_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);

	virtual void customio_run();
};

class namco58xx_device : public namcoio_device
{
public:
	namco58xx_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);

	virtual void customio_run();
};

class namco59xx_device : public namcoio_device
{
public:
	namco59xx_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);

	virtual void customio_run();
};

extern const device_type NAMCO56XX;
extern const device_type NAMCO58XX;
extern const device_type NAMCO59XX;

/***************************************************************************
    DEVICE CONFIGURATION MACROS
***************************************************************************/

#define MCFG_NAMCO56XX_ADD(_tag, _interface) \
	MCFG_DEVICE_ADD(_tag, NAMCO56XX, 0) \
	MCFG_DEVICE_CONFIG(_interface)

#define MCFG_NAMCO58XX_ADD(_tag, _interface) \
	MCFG_DEVICE_ADD(_tag, NAMCO58XX, 0) \
	MCFG_DEVICE_CONFIG(_interface)

#define MCFG_NAMCO59XX_ADD(_tag, _interface) \
	MCFG_DEVICE_ADD(_tag, NAMCO59XX, 0) \
	MCFG_DEVICE_CONFIG(_interface)

#endif  /* __NAMCOIO_H__ */