// license:BSD-3-Clause // copyright-holders:Curt Coder, hap /********************************************************************** Tasc Final ChessCard cartridge emulation **********************************************************************/ #ifndef MAME_BUS_C64_FCC_H #define MAME_BUS_C64_FCC_H #pragma once #include "exp.h" #include "cpu/m6502/m65sc02.h" #include "machine/gen_latch.h" //************************************************************************** // TYPE DEFINITIONS //************************************************************************** // ======================> c64_final_chesscard_device class c64_final_chesscard_device : public device_t, public device_c64_expansion_card_interface, public device_nvram_interface { public: // construction/destruction c64_final_chesscard_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); protected: // device-level overrides virtual void device_start() override; virtual void device_reset() override; // optional information overrides virtual void device_add_mconfig(machine_config &config) override; virtual ioport_constructor device_input_ports() const override; // device_nvram_interface overrides virtual void nvram_default() override { } virtual void nvram_read(emu_file &file) override { if (m_nvram != nullptr) { file.read(m_nvram, m_nvram.bytes()); } } virtual void nvram_write(emu_file &file) override { if (m_nvram != nullptr) { file.write(m_nvram, m_nvram.bytes()); } } // 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; private: required_device m_maincpu; required_device m_mainlatch; required_device m_sublatch; uint8_t m_bank; int m_hidden; DECLARE_WRITE_LINE_MEMBER(mainlatch_int) { m_slot->nmi_w(state); } DECLARE_READ8_MEMBER(rom_r) { return m_romx[offset]; } // cartridge cpu rom DECLARE_READ8_MEMBER(nvram_r) { return m_nvram[offset & m_nvram.mask()]; } DECLARE_WRITE8_MEMBER(nvram_w) { m_nvram[offset & m_nvram.mask()] = data; } void c64_fcc_map(address_map &map); }; // device type definition DECLARE_DEVICE_TYPE(C64_FCC, c64_final_chesscard_device) #endif // MAME_BUS_C64_FCC_H