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
|
// license:BSD-3-Clause
// copyright-holders:smf
/*****************************************************************************
*
* machine/ser_mouse.h
*
****************************************************************************/
#ifndef MAME_BUS_RS232_SER_MOUSE_H
#define MAME_BUS_RS232_SER_MOUSE_H
#include "rs232.h"
class serial_mouse_device :
public device_t,
public device_rs232_port_interface,
public device_serial_interface
{
public:
virtual ioport_constructor device_input_ports() const override;
protected:
serial_mouse_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock);
virtual void device_start() override;
virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override;
virtual void mouse_trans(int dx, int dy, int nb, int mbc) = 0;
virtual void set_frame() = 0;
void set_mouse_enable(bool state);
void queue_data(uint8_t data) {m_queue[m_head] = data; ++m_head %= 256;}
uint8_t unqueue_data() {uint8_t ret = m_queue[m_tail]; ++m_tail %= 256; return ret;}
virtual void tra_complete() override;
virtual void tra_callback() override;
void reset_mouse();
virtual WRITE_LINE_MEMBER(input_dtr) override;
virtual WRITE_LINE_MEMBER(input_rts) override;
int m_dtr;
int m_rts;
private:
void check_state() { set_mouse_enable(!m_dtr && !m_rts); }
uint8_t m_queue[256];
uint8_t m_head, m_tail, m_mb;
emu_timer *m_timer;
bool m_enabled;
required_ioport m_x;
required_ioport m_y;
required_ioport m_btn;
};
class microsoft_mouse_device : public serial_mouse_device
{
public:
microsoft_mouse_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
protected:
virtual WRITE_LINE_MEMBER(input_rts) override;
virtual void set_frame() override { set_data_frame(1, 7, PARITY_NONE, STOP_BITS_2); }
virtual void mouse_trans(int dx, int dy, int nb, int mbc) override;
};
DECLARE_DEVICE_TYPE(MSFT_SERIAL_MOUSE, microsoft_mouse_device)
class mouse_systems_mouse_device : public serial_mouse_device
{
public:
mouse_systems_mouse_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
protected:
virtual void set_frame() override { set_data_frame(1, 8, PARITY_NONE, STOP_BITS_2); }
virtual void mouse_trans(int dx, int dy, int nb, int mbc) override;
};
DECLARE_DEVICE_TYPE(MSYSTEM_SERIAL_MOUSE, mouse_systems_mouse_device)
#endif // MAME_BUS_RS232_SER_MOUSE_H
|