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// license:BSD-3-Clause
// copyright-holders:Fabio Priuli
/**********************************************************************
Sega Saturn controller port emulation
**********************************************************************/
#pragma once
#ifndef __SATURN_CONTROL_PORT__
#define __SATURN_CONTROL_PORT__
#include "emu.h"
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
class saturn_control_port_device;
// ======================> device_saturn_control_port_interface
class device_saturn_control_port_interface : public device_slot_card_interface
{
public:
// construction/destruction
device_saturn_control_port_interface(const machine_config &mconfig, device_t &device);
virtual ~device_saturn_control_port_interface();
virtual uint16_t read_direct() { return 0; };
virtual uint8_t read_ctrl(uint8_t offset) { return 0; };
virtual uint8_t read_status() { return 0xf0; };
virtual uint8_t read_id(int idx) { return 0xff; };
protected:
uint8_t m_ctrl_id;
saturn_control_port_device *m_port;
};
// ======================> saturn_control_port_device
class saturn_control_port_device : public device_t,
public device_slot_interface
{
public:
// construction/destruction
saturn_control_port_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
virtual ~saturn_control_port_device();
uint16_t read_direct();
uint8_t read_ctrl(uint8_t offset);
uint8_t read_status();
uint8_t read_id(int idx);
// device-level overrides
virtual void device_start() override;
protected:
device_saturn_control_port_interface *m_device;
};
// device type definition
extern const device_type SATURN_CONTROL_PORT;
//**************************************************************************
// INTERFACE CONFIGURATION MACROS
//**************************************************************************
#define MCFG_SATURN_CONTROL_PORT_ADD(_tag, _slot_intf, _def_slot) \
MCFG_DEVICE_ADD(_tag, SATURN_CONTROL_PORT, 0) \
MCFG_DEVICE_SLOT_INTERFACE(_slot_intf, _def_slot, false)
SLOT_INTERFACE_EXTERN( saturn_controls );
SLOT_INTERFACE_EXTERN( saturn_joys );
#endif
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