// license:BSD-3-Clause // copyright-holders:Curt Coder /********************************************************************** Commodore 8280 Dual 8" Disk Drive emulation Copyright MESS Team. Visit http://mamedev.org for licensing and usage restrictions. **********************************************************************/ #pragma once #ifndef __C8280__ #define __C8280__ #include "emu.h" #include "ieee488.h" #include "cpu/m6502/m6502.h" #include "machine/6532riot.h" #include "machine/wd_fdc.h" //************************************************************************** // TYPE DEFINITIONS //************************************************************************** // ======================> c8280_device class c8280_device : public device_t, public device_ieee488_interface { public: // construction/destruction c8280_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); // optional information overrides virtual const rom_entry *device_rom_region() const; virtual machine_config_constructor device_mconfig_additions() const; virtual ioport_constructor device_input_ports() const; // not really public DECLARE_READ8_MEMBER( dio_r ); DECLARE_WRITE8_MEMBER( dio_w ); DECLARE_READ8_MEMBER( riot1_pa_r ); DECLARE_WRITE8_MEMBER( riot1_pa_w ); DECLARE_READ8_MEMBER( riot1_pb_r ); DECLARE_WRITE8_MEMBER( riot1_pb_w ); DECLARE_READ8_MEMBER( fk5_r ); DECLARE_WRITE8_MEMBER( fk5_w ); protected: // device-level overrides virtual void device_start(); virtual void device_reset(); // device_ieee488_interface overrides void ieee488_atn(int state); void ieee488_ifc(int state); private: inline void update_ieee_signals(); required_device m_maincpu; required_device m_fdccpu; required_device m_riot0; required_device m_riot1; required_device m_fdc; required_device m_floppy0; required_device m_floppy1; required_ioport m_address; floppy_image_device *m_floppy; // IEEE-488 bus int m_rfdo; // not ready for data output int m_daco; // not data accepted output int m_atna; // attention acknowledge int m_ifc; UINT8 m_fk5; }; // device type definition extern const device_type C8280; #endif