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// license:BSD-3-Clause
// copyright-holders:Miodrag Milanovic
/***************************************************************************
ISA 8 bit Adlib Sound Card
***************************************************************************/
#include "emu.h"
#include "adlib.h"
#include "sound/spkrdev.h"
#include "speaker.h"
#define ym3812_StdClock 3579545
READ8_MEMBER( isa8_adlib_device::ym3812_16_r )
{
uint8_t 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
//**************************************************************************
DEFINE_DEVICE_TYPE(ISA8_ADLIB, isa8_adlib_device, "isa_adlib", "Ad Lib Sound Card")
//-------------------------------------------------
// device_add_mconfig - add device configuration
//-------------------------------------------------
MACHINE_CONFIG_MEMBER( isa8_adlib_device::device_add_mconfig )
MCFG_SPEAKER_STANDARD_MONO("mono")
MCFG_SOUND_ADD("ym3812", YM3812, ym3812_StdClock)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 3.00)
MACHINE_CONFIG_END
//**************************************************************************
// LIVE DEVICE
//**************************************************************************
//-------------------------------------------------
// isa8_adlib_device - constructor
//-------------------------------------------------
isa8_adlib_device::isa8_adlib_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock)
: device_t(mconfig, ISA8_ADLIB, tag, owner, clock)
, 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, 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()
{
}
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