// license:BSD-3-Clause // copyright-holders:R. Belmont /********************************************************************* ezcgi.h "E-Z Color Graphics Interface" by Steve Ciarcia from BYTE Magazine, August, 1982 https://archive.org/details/byte-magazine-1982-08-rescan *********************************************************************/ #ifndef __A2BUS_EZCGI__ #define __A2BUS_EZCGI__ #include "emu.h" #include "a2bus.h" #include "video/tms9928a.h" #include "video/v9938.h" //************************************************************************** // TYPE DEFINITIONS //************************************************************************** class a2bus_ezcgi_device: public device_t, public device_a2bus_card_interface { public: // construction/destruction a2bus_ezcgi_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); a2bus_ezcgi_device(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, UINT32 clock, const char *shortname, const char *source); // optional information overrides virtual machine_config_constructor device_mconfig_additions() const; DECLARE_WRITE_LINE_MEMBER( tms_irq_w ); protected: virtual void device_start(); virtual void device_reset(); // overrides of standard a2bus slot functions virtual UINT8 read_c0nx(address_space &space, UINT8 offset); virtual void write_c0nx(address_space &space, UINT8 offset, UINT8 data); required_device m_tms; }; class a2bus_ezcgi_9938_device: public device_t, public device_a2bus_card_interface { public: // construction/destruction a2bus_ezcgi_9938_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); a2bus_ezcgi_9938_device(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, UINT32 clock, const char *shortname, const char *source); // optional information overrides virtual machine_config_constructor device_mconfig_additions() const; DECLARE_WRITE_LINE_MEMBER( tms_irq_w ); protected: virtual void device_start(); virtual void device_reset(); // overrides of standard a2bus slot functions virtual UINT8 read_c0nx(address_space &space, UINT8 offset); virtual void write_c0nx(address_space &space, UINT8 offset, UINT8 data); required_device m_tms; }; class a2bus_ezcgi_9958_device: public device_t, public device_a2bus_card_interface { public: // construction/destruction a2bus_ezcgi_9958_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); a2bus_ezcgi_9958_device(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, UINT32 clock, const char *shortname, const char *source); // optional information overrides virtual machine_config_constructor device_mconfig_additions() const; DECLARE_WRITE_LINE_MEMBER( tms_irq_w ); protected: virtual void device_start(); virtual void device_reset(); // overrides of standard a2bus slot functions virtual UINT8 read_c0nx(address_space &space, UINT8 offset); virtual void write_c0nx(address_space &space, UINT8 offset, UINT8 data); required_device m_tms; }; // device type definition extern const device_type A2BUS_EZCGI; extern const device_type A2BUS_EZCGI_9938; extern const device_type A2BUS_EZCGI_9958; #endif /* __A2BUS_EZCGI__ */