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// license:BSD-3-Clause
// copyright-holders:Olivier Galibert
#ifndef _NAOMIM2_H_
#define _NAOMIM2_H_

#include "naomibd.h"
#include "315-5881_crypt.h"


#define MCFG_NAOMI_M2_BOARD_ADD(_tag, _eeprom_tag, _irq_cb) \
	MCFG_NAOMI_BOARD_ADD(_tag, NAOMI_M2_BOARD, _eeprom_tag, _irq_cb)

class naomi_m2_board : public naomi_board
{
public:
	naomi_m2_board(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
	UINT32 rom_cur_address;
	static const int RAM_SIZE = 65536;
	std::unique_ptr<UINT8[]> ram;

	UINT16 read_callback(UINT32 addr);

protected:
	virtual void device_start() override;
	virtual void device_reset() override;
	virtual machine_config_constructor device_mconfig_additions() const override;

	virtual void board_setup_address(UINT32 address, bool is_dma) override;
	virtual void board_get_buffer(UINT8 *&base, UINT32 &limit) override;
	virtual void board_advance(UINT32 size) override;
	virtual void board_write(offs_t offset, UINT16 data) override;

private:
	required_device<sega_315_5881_crypt_device> m_cryptdevice;
	required_memory_region m_region;
};

extern const device_type NAOMI_M2_BOARD;

#endif