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
|
// license:BSD-3-Clause
// copyright-holders:Miodrag Milanovic
/***************************************************************************
ISA 8 bit Adlib Sound Card
***************************************************************************/
#include "emu.h"
#include "adlib.h"
#include "sound/speaker.h"
#define ym3812_StdClock 3579545
static MACHINE_CONFIG_FRAGMENT( adlib_config )
MCFG_SPEAKER_STANDARD_MONO("mono")
MCFG_SOUND_ADD("ym3812", YM3812, ym3812_StdClock)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 3.00)
MACHINE_CONFIG_END
READ8_MEMBER( isa8_adlib_device::ym3812_16_r )
{
UINT8 retVal = 0xff;
switch(offset)
{
case 0 : retVal = m_ym3812->status_port_r( space, offset ); break;
}
return retVal;
}
WRITE8_MEMBER( isa8_adlib_device::ym3812_16_w )
{
switch(offset)
{
case 0 : m_ym3812->control_port_w( space, offset, data ); break;
case 1 : m_ym3812->write_port_w( space, offset, data ); break;
}
}
//**************************************************************************
// GLOBAL VARIABLES
//**************************************************************************
const device_type ISA8_ADLIB = &device_creator<isa8_adlib_device>;
//-------------------------------------------------
// machine_config_additions - device-specific
// machine configurations
//-------------------------------------------------
machine_config_constructor isa8_adlib_device::device_mconfig_additions() const
{
return MACHINE_CONFIG_NAME( adlib_config );
}
//**************************************************************************
// LIVE DEVICE
//**************************************************************************
//-------------------------------------------------
// isa8_adlib_device - constructor
//-------------------------------------------------
isa8_adlib_device::isa8_adlib_device(const machine_config &mconfig, std::string tag, device_t *owner, UINT32 clock)
: device_t(mconfig, ISA8_ADLIB, "Ad Lib Sound Card", tag, owner, clock, "isa_adlib", __FILE__),
device_isa8_card_interface( mconfig, *this ),
m_ym3812(*this, "ym3812")
{
}
//-------------------------------------------------
// device_start - device-specific startup
//-------------------------------------------------
void isa8_adlib_device::device_start()
{
set_isa_device();
m_isa->install_device(0x0388, 0x0389, 0, 0, read8_delegate( FUNC(isa8_adlib_device::ym3812_16_r), this ), write8_delegate( FUNC(isa8_adlib_device::ym3812_16_w), this ) );
}
//-------------------------------------------------
// device_reset - device-specific reset
//-------------------------------------------------
void isa8_adlib_device::device_reset()
{
}
|