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// license:BSD-3-Clause
// copyright-holders:R. Belmont,Kevin Horton
/***************************************************************************
MPU-401 MIDI device interface
***************************************************************************/
#include "emu.h"
#include "mpu_pc98.h"
#include "machine/pic8259.h"
#define MPU_CORE_TAG "mpu401"
/*
DIP-SWs
1-2-3-4
0xc0d0
1 0xc4d0
1 0xc8d0
...
1 0xe0d0 (default)
...
1 1 1 1 0xfcd0
5-6-7-8
1 irq12
1 irq6 (default)
1 irq5
1 irq3
*/
WRITE_LINE_MEMBER( mpu_pc98_device::mpu_irq_out )
{
}
//**************************************************************************
// GLOBAL VARIABLES
//**************************************************************************
DEFINE_DEVICE_TYPE(MPU_PC98, mpu_pc98_device, "mpu_pc98", "Roland MPU-401 MIDI Interface (CBUS)")
//-------------------------------------------------
// device_add_mconfig - add device configuration
//-------------------------------------------------
MACHINE_CONFIG_START(mpu_pc98_device::device_add_mconfig)
MCFG_MPU401_ADD(MPU_CORE_TAG, WRITELINE(mpu_pc98_device, mpu_irq_out))
MACHINE_CONFIG_END
//**************************************************************************
// LIVE DEVICE
//**************************************************************************
mpu_pc98_device::mpu_pc98_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock)
: device_t(mconfig, MPU_PC98, tag, owner, clock)
, m_bus(*this, DEVICE_SELF_OWNER)
, m_mpu401(*this, MPU_CORE_TAG)
{
}
ADDRESS_MAP_START(mpu_pc98_device::map)
AM_RANGE(0, 3) AM_DEVREADWRITE8(MPU_CORE_TAG, mpu401_device, mpu_r, mpu_w, 0xff)
ADDRESS_MAP_END
//-------------------------------------------------
// device_start - device-specific startup
//-------------------------------------------------
void mpu_pc98_device::device_start()
{
address_space &iospace = m_bus->io_space();
iospace.install_device(0xe0d0, 0xe0d3, *this, &mpu_pc98_device::map);
}
//-------------------------------------------------
// device_reset - device-specific reset
//-------------------------------------------------
void mpu_pc98_device::device_reset()
{
}
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