// license:BSD-3-Clause // copyright-holders:Curt Coder /********************************************************************** Morrow Designs Disk Jockey 2D/B floppy controller board emulation Copyright MESS Team. Visit http://mamedev.org for licensing and usage restrictions. **********************************************************************/ #pragma once #ifndef __S100_DJ2DB__ #define __S100_DJ2DB__ #include "emu.h" #include "s100.h" #include "machine/com8116.h" #include "machine/wd_fdc.h" //************************************************************************** // TYPE DEFINITIONS //************************************************************************** // ======================> s100_dj2db_device class s100_dj2db_device : public device_t, public device_s100_card_interface { public: // construction/destruction s100_dj2db_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_WRITE_LINE_MEMBER( fr_w ); void fdc_intrq_w(bool state); void fdc_drq_w(bool state); protected: // device-level overrides virtual void device_start(); virtual void device_reset(); // device_s100_card_interface overrides virtual UINT8 s100_smemr_r(address_space &space, offs_t offset); virtual void s100_mwrt_w(address_space &space, offs_t offset, UINT8 data); virtual UINT8 s100_sinp_r(address_space &space, offs_t offset); virtual void s100_sout_w(address_space &space, offs_t offset, UINT8 data); virtual void s100_phantom_w(int state); private: // internal state required_device m_fdc; required_device m_dbrg; required_device m_floppy0; required_device m_floppy1; required_device m_floppy2; required_device m_floppy3; floppy_image_device *m_floppy; required_memory_region m_rom; optional_shared_ptr m_ram; required_ioport m_j1a; required_ioport m_j3a; required_ioport m_j4; required_ioport m_sw1; // floppy state int m_drive; // selected drive int m_head; // head loaded int m_int_enbl; // interrupt enable // S-100 bus state int m_access_enbl; // access enable int m_board_enbl; // board enable int m_phantom; // phantom }; // device type definition extern const device_type S100_DJ2DB; #endif