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// license:BSD-3-Clause
// copyright-holders:Sandro Ronco
#pragma once

#ifndef __TVC_HBF_H__
#define __TVC_HBF_H__

#include "emu.h"
#include "tvc.h"
#include "machine/wd_fdc.h"
#include "formats/tvc_dsk.h"


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

// ======================> tvc_hbf_device

class tvc_hbf_device :
		public device_t,
		public device_tvcexp_interface
{
public:
	// construction/destruction
	tvc_hbf_device(const machine_config &mconfig, std::string tag, device_t *owner, UINT32 clock);

	// optional information overrides
	virtual machine_config_constructor device_mconfig_additions() const override;
	virtual const rom_entry *device_rom_region() const override;

	DECLARE_FLOPPY_FORMATS( floppy_formats );

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

	// tvcexp_interface overrides
	virtual UINT8 id_r() override { return 0x02; } // ID_A to GND, ID_B to VCC
	virtual DECLARE_READ8_MEMBER(read) override;
	virtual DECLARE_WRITE8_MEMBER(write) override;
	virtual DECLARE_READ8_MEMBER(io_read) override;
	virtual DECLARE_WRITE8_MEMBER(io_write) override;

private:
	// internal state
	required_device<fd1793_t>   m_fdc;

	UINT8 *     m_rom;
	UINT8 *     m_ram;
	UINT8       m_rom_bank;     // A12 and A13
};


// device type definition
extern const device_type TVC_HBF;

#endif  /* __TVC_HBF_H__ */