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#pragma once

#ifndef __INCLUDES_ELF__
#define __INCLUDES_ELF__


#include "emu.h"
#include "cpu/cosmac/cosmac.h"
#include "imagedev/cassette.h"
#include "imagedev/snapquik.h"
#include "machine/mm74c922.h"
#include "video/cdp1861.h"
#include "video/dm9368.h"
#include "machine/rescap.h"
#include "machine/ram.h"

#define SCREEN_TAG		"screen"
#define CDP1802_TAG		"a6"
#define CDP1861_TAG		"a14"
#define MM74C923_TAG	"a10"
#define DM9368_L_TAG	"a12"
#define DM9368_H_TAG	"a8"

class elf2_state : public driver_device
{
public:
	elf2_state(const machine_config &mconfig, device_type type, const char *tag)
		: driver_device(mconfig, type, tag),
		  m_maincpu(*this, CDP1802_TAG),
		  m_vdc(*this, CDP1861_TAG),
		  m_kb(*this, MM74C923_TAG),
		  m_led_l(*this, DM9368_L_TAG),
		  m_led_h(*this, DM9368_H_TAG),
		  m_cassette(*this, CASSETTE_TAG),
		  m_ram(*this, RAM_TAG)
	{ }

	required_device<cpu_device> m_maincpu;
	required_device<cdp1861_device> m_vdc;
	required_device<mm74c922_device> m_kb;
	required_device<dm9368_device> m_led_l;
	required_device<dm9368_device> m_led_h;
	required_device<cassette_image_device> m_cassette;
	required_device<ram_device> m_ram;

	virtual void machine_start();

	DECLARE_READ8_MEMBER( dispon_r );
	DECLARE_READ8_MEMBER( data_r );
	DECLARE_WRITE8_MEMBER( data_w );
	DECLARE_WRITE8_MEMBER( memory_w );
	DECLARE_READ_LINE_MEMBER( wait_r );
	DECLARE_READ_LINE_MEMBER( clear_r );
	DECLARE_READ_LINE_MEMBER( ef4_r );
	DECLARE_WRITE_LINE_MEMBER( q_w );
	DECLARE_READ8_MEMBER( dma_r );
	DECLARE_WRITE_LINE_MEMBER( da_w );
	DECLARE_INPUT_CHANGED_MEMBER( input_w );

	// display state
	UINT8 m_data;
};

#endif