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Diffstat (limited to 'src/devices/bus/a2bus/ezcgi.h')
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diff --git a/src/devices/bus/a2bus/ezcgi.h b/src/devices/bus/a2bus/ezcgi.h
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+// 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<tms9918a_device> m_tms;
+
+private:
+};
+
+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<v9938_device> m_tms;
+
+private:
+};
+
+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<v9958_device> m_tms;
+
+private:
+};
+
+// 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__ */