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// license:BSD-3-Clause
// copyright-holders:etabeta
#ifndef __A78_XBOARD_H
#define __A78_XBOARD_H

#include "a78_slot.h"
#include "rom.h"
#include "sound/pokey.h"
#include "sound/2151intf.h"


// ======================> a78_xboard_device

class a78_xboard_device : public a78_rom_device
{
public:
	// construction/destruction
	a78_xboard_device(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, UINT32 clock, const char *shortname, const char *source);
	a78_xboard_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);

	// device-level overrides
	virtual void device_start();
	virtual machine_config_constructor device_mconfig_additions() const;
	virtual void device_reset();

	// reading and writing
	virtual DECLARE_READ8_MEMBER(read_04xx);
	virtual DECLARE_WRITE8_MEMBER(write_04xx);
	virtual DECLARE_READ8_MEMBER(read_40xx);
	virtual DECLARE_WRITE8_MEMBER(write_40xx);

protected:
	required_device<a78_cart_slot_device> m_xbslot;
	required_device<pokey_device> m_pokey;
	int m_reg, m_ram_bank;
};


// ======================> a78_xm_device

class a78_xm_device : public a78_xboard_device
{
public:
	// construction/destruction
	a78_xm_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);

	// device-level overrides
	virtual void device_start();
	virtual machine_config_constructor device_mconfig_additions() const;
	virtual void device_reset();

	// reading and writing
	virtual DECLARE_READ8_MEMBER(read_04xx);
	virtual DECLARE_WRITE8_MEMBER(write_04xx);
	virtual DECLARE_READ8_MEMBER(read_10xx);
	virtual DECLARE_WRITE8_MEMBER(write_10xx);
	virtual DECLARE_READ8_MEMBER(read_30xx);

protected:
	required_device<ym2151_device> m_ym;
	int m_ym_enabled;
};



// device type definition
extern const device_type A78_XBOARD;
extern const device_type A78_XM;


#endif