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// license:BSD-3-Clause
// copyright-holders:Mariusz Wojcieszek
/***************************************************************************
pcecommn.h
Headers for the common stuff for NEC PC Engine/TurboGrafx16.
***************************************************************************/
#ifndef PCECOMMON_H
#define PCECOMMON_H
#include "video/huc6260.h"
#include "video/huc6270.h"
#define PCE_MAIN_CLOCK 21477270
class pce_common_state : public driver_device
{
public:
pce_common_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu"),
m_huc6260(*this, "huc6260") { }
DECLARE_WRITE8_MEMBER(pce_joystick_w);
DECLARE_READ8_MEMBER(pce_joystick_r);
DECLARE_DRIVER_INIT(pce_common);
required_device<cpu_device> m_maincpu;
virtual uint8_t joy_read();
uint32_t screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
required_device<huc6260_device> m_huc6260;
private:
uint8_t m_io_port_options; /*driver-specific options for the PCE*/
int m_joystick_port_select; /* internal index of joystick ports */
int m_joystick_data_select; /* which nibble of joystick data we want */
};
#endif
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