1 // license:BSD-3-Clause 2 // copyright-holders:Curt Coder 3 /********************************************************************** 4 5 EasyFlash cartridge emulation 6 7 **********************************************************************/ 8 9 #ifndef MAME_BUS_C64_EASYFLASH_H 10 #define MAME_BUS_C64_EASYFLASH_H 11 12 #pragma once 13 14 15 #include "exp.h" 16 #include "machine/intelfsh.h" 17 18 19 20 //************************************************************************** 21 // TYPE DEFINITIONS 22 //************************************************************************** 23 24 // ======================> c64_easyflash_cartridge_device 25 26 class c64_easyflash_cartridge_device : public device_t, 27 public device_c64_expansion_card_interface 28 { 29 public: 30 // construction/destruction 31 c64_easyflash_cartridge_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); 32 33 protected: 34 // device-level overrides 35 virtual void device_start() override; 36 virtual void device_reset() override; 37 38 // optional information overrides 39 virtual void device_add_mconfig(machine_config &config) override; 40 virtual ioport_constructor device_input_ports() const override; 41 42 // device_c64_expansion_card_interface overrides 43 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; 44 virtual void c64_cd_w(offs_t offset, uint8_t data, int sphi2, int ba, int roml, int romh, int io1, int io2) override; 45 virtual int c64_exrom_r(offs_t offset, int sphi2, int ba, int rw) override; 46 virtual int c64_game_r(offs_t offset, int sphi2, int ba, int rw) override; 47 48 private: 49 required_device<amd_29f040_device> m_flash_roml; 50 required_device<amd_29f040_device> m_flash_romh; 51 required_ioport m_jp1; 52 optional_shared_ptr<uint8_t> m_ram; 53 54 uint8_t m_bank; 55 uint8_t m_mode; 56 }; 57 58 59 // device type definition 60 DECLARE_DEVICE_TYPE(C64_EASYFLASH, c64_easyflash_cartridge_device) 61 62 63 #endif // MAME_BUS_C64_EASYFLASH_H 64