// license:BSD-3-Clause // copyright-holders:R. Belmont /********************************************************************* a2corvus.h Implementation of the Corvus flat-cable hard disk interface for the Apple II. *********************************************************************/ #ifndef __A2BUS_CORVUS__ #define __A2BUS_CORVUS__ #include "emu.h" #include "a2bus.h" #include "machine/corvushd.h" //************************************************************************** // TYPE DEFINITIONS //************************************************************************** class a2bus_corvus_device: public device_t, public device_a2bus_card_interface { public: // construction/destruction a2bus_corvus_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); a2bus_corvus_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); // optional information overrides virtual machine_config_constructor device_mconfig_additions() const override; virtual const rom_entry *device_rom_region() const override; required_device m_corvushd; protected: virtual void device_start() override; virtual void device_reset() override; // overrides of standard a2bus slot functions virtual UINT8 read_c0nx(address_space &space, UINT8 offset) override; virtual void write_c0nx(address_space &space, UINT8 offset, UINT8 data) override; virtual UINT8 read_cnxx(address_space &space, UINT8 offset) override; virtual UINT8 read_c800(address_space &space, UINT16 offset) override; private: UINT8 *m_rom; }; // device type definition extern const device_type A2BUS_CORVUS; #endif /* __A2BUS_CORVUS__ */