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// license:BSD-3-Clause
// copyright-holders:Jonathan Gevaryahu
#include "sound/2151intf.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 clock);
~t5182_device() {}
enum
{
VECTOR_INIT,
YM2151_ASSERT,
YM2151_CLEAR,
YM2151_ACK,
CPU_ASSERT,
CPU_CLEAR
};
enum
{
SETIRQ_CB
};
DECLARE_WRITE8_MEMBER(sound_irq_w );
DECLARE_READ8_MEMBER(sharedram_semaphore_snd_r);
DECLARE_WRITE8_MEMBER(sharedram_semaphore_main_acquire_w);
DECLARE_WRITE8_MEMBER(sharedram_semaphore_main_release_w);
DECLARE_WRITE8_MEMBER(sharedram_semaphore_snd_acquire_w);
DECLARE_WRITE8_MEMBER(sharedram_semaphore_snd_release_w);
DECLARE_READ8_MEMBER(sharedram_semaphore_main_r);
DECLARE_READ8_MEMBER(sharedram_r);
DECLARE_WRITE8_MEMBER(sharedram_w);
DECLARE_WRITE_LINE_MEMBER(ym2151_irq_handler);
DECLARE_WRITE8_MEMBER(ym2151_irq_ack_w);
DECLARE_WRITE8_MEMBER(cpu_irq_ack_w);
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 rom_entry *device_rom_region() const override;
virtual ioport_constructor device_input_ports() const override;
virtual machine_config_constructor device_mconfig_additions() const override;
private:
// internal state
required_device<cpu_device> m_ourcpu;
required_shared_ptr<UINT8> m_sharedram;
int m_irqstate;
int m_semaphore_main;
int m_semaphore_snd;
emu_timer *m_setirq_cb;
TIMER_CALLBACK_MEMBER( setirq_callback );
};
extern const device_type T5182;
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