/********************************************************************* kcexp.h KC85_2/3/4/5 expansion slot emulation *********************************************************************/ #ifndef __KCEXP_H__ #define __KCEXP_H__ /*************************************************************************** TYPE DEFINITIONS ***************************************************************************/ // ======================> kcext_interface struct kcexp_interface { devcb_write_line m_out_irq_cb; devcb_write_line m_out_nmi_cb; devcb_write_line m_out_halt_cb; }; // ======================> device_kcexp_interface class device_kcexp_interface : public device_slot_card_interface { public: // construction/destruction device_kcexp_interface(const machine_config &mconfig, device_t &device); virtual ~device_kcexp_interface(); // reading and writing virtual UINT8 module_id_r() { return 0xff; } virtual void control_w(UINT8 data) { } virtual void read(offs_t offset, UINT8 &data) { } virtual void write(offs_t offset, UINT8 data) { } virtual void io_read(offs_t offset, UINT8 &data) { } virtual void io_write(offs_t offset, UINT8 data) { } virtual UINT8* get_cart_base() { return NULL; } virtual DECLARE_WRITE_LINE_MEMBER( mei_w ) { }; }; // ======================> kcexp_slot_device class kcexp_slot_device : public device_t, public kcexp_interface, public device_slot_interface { public: // construction/destruction kcexp_slot_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); kcexp_slot_device(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, UINT32 clock); virtual ~kcexp_slot_device(); // device-level overrides virtual void device_start(); virtual void device_config_complete(); // inline configuration static void static_set_next_slot(device_t &device, const char *next_module_tag); // reading and writing virtual UINT8 module_id_r(); virtual void control_w(UINT8 data); virtual void read(offs_t offset, UINT8 &data); virtual void write(offs_t offset, UINT8 data); virtual void io_read(offs_t offset, UINT8 &data); virtual void io_write(offs_t offset, UINT8 data); virtual DECLARE_WRITE_LINE_MEMBER( mei_w ); virtual DECLARE_WRITE_LINE_MEMBER( meo_w ); devcb_resolved_write_line m_out_irq_func; devcb_resolved_write_line m_out_nmi_func; devcb_resolved_write_line m_out_halt_func; device_kcexp_interface* m_cart; const char* m_next_slot_tag; kcexp_slot_device* m_next_slot; }; // ======================> kccart_slot_device class kccart_slot_device : public kcexp_slot_device, public device_image_interface { public: // construction/destruction kccart_slot_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); virtual ~kccart_slot_device(); // device-level overrides virtual void device_config_complete(); // image-level overrides virtual bool call_load(); virtual bool call_softlist_load(char *swlist, char *swname, rom_entry *start_entry); virtual iodevice_t image_type() const { return IO_CARTSLOT; } virtual bool is_readable() const { return 1; } virtual bool is_writeable() const { return 0; } virtual bool is_creatable() const { return 0; } virtual bool must_be_loaded() const { return 0; } virtual bool is_reset_on_load() const { return 1; } virtual const char *image_interface() const { return "kc_cart"; } virtual const char *file_extensions() const { return "bin"; } virtual const option_guide *create_option_guide() const { return NULL; } // slot interface overrides virtual const char * get_default_card_software(const machine_config &config, emu_options &options); }; // device type definition extern const device_type KCEXP_SLOT; extern const device_type KCCART_SLOT; /*************************************************************************** DEVICE CONFIGURATION MACROS ***************************************************************************/ #define MCFG_KC85_EXPANSION_ADD(_tag,_next_slot_tag,_config,_slot_intf,_def_slot,_def_inp) \ MCFG_DEVICE_ADD(_tag, KCEXP_SLOT, 0) \ MCFG_DEVICE_CONFIG(_config) \ MCFG_DEVICE_SLOT_INTERFACE(_slot_intf, _def_slot, _def_inp, false) \ kcexp_slot_device::static_set_next_slot(*device, _next_slot_tag); #define MCFG_KC85_CARTRIDGE_ADD(_tag,_next_slot_tag,_config,_slot_intf,_def_slot,_def_inp) \ MCFG_DEVICE_ADD(_tag, KCCART_SLOT, 0) \ MCFG_DEVICE_CONFIG(_config) \ MCFG_DEVICE_SLOT_INTERFACE(_slot_intf, _def_slot, _def_inp, false) \ kcexp_slot_device::static_set_next_slot(*device, _next_slot_tag); #endif /* __KCEXP_H__ */