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
|
/***************************************************************************
sid6581.h
MAME/MESS interface for SID6581 and SID8580 chips
***************************************************************************/
#pragma once
#ifndef __SID6581_H__
#define __SID6581_H__
#include "devlegcy.h"
typedef enum
{
MOS6581,
MOS8580
} SIDTYPE;
#define MOS6581_INTERFACE(name) \
const sid6581_interface (name) =
typedef struct _sid6581_interface sid6581_interface;
struct _sid6581_interface
{
devcb_read8 in_potx_cb;
devcb_read8 in_poty_cb;
};
READ8_DEVICE_HANDLER ( sid6581_r );
WRITE8_DEVICE_HANDLER ( sid6581_w );
class sid6581_device : public device_t,
public device_sound_interface
{
public:
sid6581_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
sid6581_device(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, UINT32 clock);
~sid6581_device() { global_free(m_token); }
// access to legacy token
void *token() const { assert(m_token != NULL); return m_token; }
protected:
// device-level overrides
virtual void device_config_complete();
virtual void device_start();
virtual void device_reset();
// sound stream update overrides
virtual void sound_stream_update(sound_stream &stream, stream_sample_t **inputs, stream_sample_t **outputs, int samples);
private:
// internal state
void *m_token;
};
extern const device_type SID6581;
class sid8580_device : public sid6581_device
{
public:
sid8580_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
protected:
// device-level overrides
virtual void device_start();
// sound stream update overrides
virtual void sound_stream_update(sound_stream &stream, stream_sample_t **inputs, stream_sample_t **outputs, int samples);
};
extern const device_type SID8580;
#endif /* __SID6581_H__ */
|