mame/src/mess/machine/c64_magic_formel.h

75 lines
2.0 KiB
C++

/**********************************************************************
Magic Formel cartridge emulation
Copyright MESS Team.
Visit http://mamedev.org for licensing and usage restrictions.
**********************************************************************/
#pragma once
#ifndef __MAGIC_FORMEL__
#define __MAGIC_FORMEL__
#include "emu.h"
#include "machine/c64exp.h"
#include "machine/6821pia.h"
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
// ======================> c64_magic_formel_cartridge_device
class c64_magic_formel_cartridge_device : public device_t,
public device_c64_expansion_card_interface
{
public:
// construction/destruction
c64_magic_formel_cartridge_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
// optional information overrides
virtual machine_config_constructor device_mconfig_additions() const;
virtual ioport_constructor device_input_ports() const;
DECLARE_INPUT_CHANGED_MEMBER( freeze );
// not really public
DECLARE_WRITE8_MEMBER( pia_pa_w );
DECLARE_WRITE8_MEMBER( pia_pb_w );
DECLARE_WRITE_LINE_MEMBER( pia_cb2_w );
protected:
// device-level overrides
virtual void device_config_complete() { m_shortname = "c64_magic_formel"; }
virtual void device_start();
virtual void device_reset();
// device_c64_expansion_card_interface overrides
virtual UINT8 c64_cd_r(address_space &space, offs_t offset, UINT8 data, int sphi2, int ba, int roml, int romh, int io1, int io2);
virtual void c64_cd_w(address_space &space, offs_t offset, UINT8 data, int sphi2, int ba, int roml, int romh, int io1, int io2);
virtual int c64_game_r(offs_t offset, int sphi2, int ba, int rw, int hiram);
private:
required_device<pia6821_device> m_pia;
UINT8 m_rom_bank;
UINT8 m_ram_bank;
int m_pb7_ff;
int m_cb2_ff;
int m_rom_oe;
int m_ram_oe;
int m_pb7;
};
// device type definition
extern const device_type C64_MAGIC_FORMEL;
#endif