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

#include "slot.h"


// ======================> astrocade_rom_device

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

	// device-level overrides
	virtual void device_start() {}
	virtual void device_reset() {}

	// reading and writing
	virtual DECLARE_READ8_MEMBER(read_rom);
};

// ======================> astrocade_rom_256k_device

class astrocade_rom_256k_device : public astrocade_rom_device
{
public:
	// construction/destruction
	astrocade_rom_256k_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
	
	virtual void device_start();
	virtual void device_reset();

	// reading and writing
	virtual DECLARE_READ8_MEMBER(read_rom);
	
private:
	UINT8 m_base_bank;
};

// ======================> astrocade_rom_512k_device

class astrocade_rom_512k_device : public astrocade_rom_device
{
public:
	// construction/destruction
	astrocade_rom_512k_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
	
	virtual void device_start();
	virtual void device_reset();
	
	// reading and writing
	virtual DECLARE_READ8_MEMBER(read_rom);
	
private:
	UINT8 m_base_bank;
};





// device type definition
extern const device_type ASTROCADE_ROM_STD;
extern const device_type ASTROCADE_ROM_256K;
extern const device_type ASTROCADE_ROM_512K;


#endif