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// license:BSD-3-Clause
// copyright-holders:David Haywood,Alex Marshall
/***************************************************************************
NMK004 emulation
***************************************************************************/
#ifndef MAME_MACHINE_NMK004_H
#define MAME_MACHINE_NMK004_H
#include "cpu/tlcs90/tlcs90.h"
#pragma once
class nmk004_device : public device_t
{
public:
nmk004_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
auto reset_cb() { return m_reset_cb.bind(); }
// host interface
void write(uint8_t data);
uint8_t read();
DECLARE_WRITE_LINE_MEMBER( nmi_w ) { m_cpu->set_input_line(INPUT_LINE_NMI, state); }
void port4_w(uint8_t data);
void ym2203_irq_handler(int irq);
void nmk004_sound_mem_map(address_map &map);
protected:
// device-level overrides
virtual void device_start() override;
virtual const tiny_rom_entry *device_rom_region() const override;
virtual void device_add_mconfig(machine_config &config) override;
private:
// internal state
required_device<tlcs90_device> m_cpu;
devcb_write_line m_reset_cb;
uint8_t to_nmk004;
uint8_t to_main;
void oki0_bankswitch_w(uint8_t data);
void oki1_bankswitch_w(uint8_t data);
uint8_t tonmk004_r();
void tomain_w(uint8_t data);
};
DECLARE_DEVICE_TYPE(NMK004, nmk004_device)
#endif // MAME_MACHINE_NMK004_H
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