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// license:BSD-3-Clause
// copyright-holders:Jonathan Gevaryahu
#ifndef MAME_AUDIO_T5182_H
#define MAME_AUDIO_T5182_H
#pragma once
#include "sound/ymopm.h"
#include "cpu/z80/z80.h"
class t5182_device : public device_t
{
public:
t5182_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
enum
{
VECTOR_INIT,
YM2151_ASSERT,
YM2151_CLEAR,
YM2151_ACK,
CPU_ASSERT,
CPU_CLEAR
};
enum
{
SETIRQ_CB
};
void sound_irq_w(uint8_t data);
uint8_t sharedram_semaphore_snd_r();
void sharedram_semaphore_main_acquire_w(uint8_t data);
void sharedram_semaphore_main_release_w(uint8_t data);
uint8_t sharedram_r(offs_t offset);
void sharedram_w(offs_t offset, uint8_t data);
DECLARE_WRITE_LINE_MEMBER(ym2151_irq_handler);
void t5182_io(address_map &map);
void t5182_map(address_map &map);
protected:
// device-level overrides
virtual void device_start() override;
virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override;
virtual const tiny_rom_entry *device_rom_region() const override;
virtual ioport_constructor device_input_ports() const override;
virtual void device_add_mconfig(machine_config &config) override;
private:
// internal state
required_device<cpu_device> m_ourcpu;
required_shared_ptr<uint8_t> m_sharedram;
int m_irqstate;
int m_semaphore_main;
int m_semaphore_snd;
emu_timer *m_setirq_cb;
TIMER_CALLBACK_MEMBER( setirq_callback );
void sharedram_semaphore_snd_acquire_w(uint8_t data);
void sharedram_semaphore_snd_release_w(uint8_t data);
uint8_t sharedram_semaphore_main_r();
void ym2151_irq_ack_w(uint8_t data);
void cpu_irq_ack_w(uint8_t data);
};
DECLARE_DEVICE_TYPE(T5182, t5182_device)
#endif // MAME_AUDIO_T5182_H
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