// license:BSD-3-Clause
// copyright-holders:Nicola Salmoria
#pragma once

#ifndef __N63701X_H__
#define __N63701X_H__

//**************************************************************************
//  INTERFACE CONFIGURATION MACROS
//**************************************************************************

#define MCFG_NAMCO_63701X_ADD(_tag, _clock) \
	MCFG_DEVICE_ADD(_tag, NAMCO_63701X, _clock)
#define MCFG_NAMCO_63701X_REPLACE(_tag, _clock) \
	MCFG_DEVICE_REPLACE(_tag, NAMCO_63701X, _clock)


//**************************************************************************
//  TYPE DEFINITIONS
//**************************************************************************

struct voice_63701x
{
	voice_63701x()
		: select(0),
			playing(0),
			base_addr(0),
			position(0),
			volume(0),
			silence_counter(0) {}

	int select;
	int playing;
	int base_addr;
	int position;
	int volume;
	int silence_counter;
};


// ======================> namco_63701x_device

class namco_63701x_device : public device_t,
							public device_sound_interface
{
public:
	namco_63701x_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
	~namco_63701x_device() { }

protected:
	// device-level overrides
	virtual void device_start() override;

	// sound stream update overrides
	virtual void sound_stream_update(sound_stream &stream, stream_sample_t **inputs, stream_sample_t **outputs, int samples) override;

public:
	DECLARE_WRITE8_MEMBER(namco_63701x_w);

private:
	required_region_ptr<uint8_t> m_rom;
	voice_63701x m_voices[2];
	sound_stream *m_stream; /* channel assigned by the mixer */
};

extern const device_type NAMCO_63701X;


#endif /* __N63701X_H__ */
