// license:BSD-3-Clause // copyright-holders:Curt Coder /********************************************************************** StarPoint Software StarDOS cartridge emulation **********************************************************************/ #ifndef MAME_BUS_C4_STARDOS_H #define MAME_BUS_C4_STARDOS_H #pragma once #include "exp.h" #include "machine/6821pia.h" //************************************************************************** // TYPE DEFINITIONS //************************************************************************** // ======================> c64_stardos_cartridge_device class c64_stardos_cartridge_device : public device_t, public device_c64_expansion_card_interface { public: // construction/destruction c64_stardos_cartridge_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); // optional information overrides virtual ioport_constructor device_input_ports() const override; protected: // device-level overrides virtual void device_start() override; // device_c64_expansion_card_interface overrides virtual uint8_t c64_cd_r(offs_t offset, uint8_t data, int sphi2, int ba, int roml, int romh, int io1, int io2) override; virtual void c64_cd_w(offs_t offset, uint8_t data, int sphi2, int ba, int roml, int romh, int io1, int io2) override; virtual int c64_game_r(offs_t offset, int sphi2, int ba, int rw) override; virtual int c64_exrom_r(offs_t offset, int sphi2, int ba, int rw) override; private: inline void charge_io1_capacitor(); inline void charge_io2_capacitor(); int m_io1_charge; int m_io2_charge; }; // device type definition DECLARE_DEVICE_TYPE(C64_STARDOS, c64_stardos_cartridge_device) #endif // MAME_BUS_C4_STARDOS_H