// license:BSD-3-Clause // copyright-holders:R. Belmont /********************************************************************* a2cffa.h Implementation of Rich Dreher's IDE/CompactFlash board for the Apple II *********************************************************************/ #ifndef MAME_BUS_A2BUS_A2CFFA_H #define MAME_BUS_A2BUS_A2CFFA_H #pragma once #include "a2bus.h" #include "machine/ataintf.h" //************************************************************************** // TYPE DEFINITIONS //************************************************************************** class a2bus_cffa2000_device: public device_t, public device_a2bus_card_interface { protected: // construction/destruction a2bus_cffa2000_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock); virtual void device_start() override; virtual void device_reset() override; virtual void device_add_mconfig(machine_config &config) override; virtual const tiny_rom_entry *device_rom_region() const override; // overrides of standard a2bus slot functions virtual uint8_t read_c0nx(uint8_t offset) override; virtual void write_c0nx(uint8_t offset, uint8_t data) override; virtual uint8_t read_cnxx(uint8_t offset) override; virtual uint8_t read_c800(uint16_t offset) override; virtual void write_c800(uint16_t offset, uint8_t data) override; required_device m_ata; uint8_t *m_rom; uint8_t m_eeprom[0x1000]; private: uint16_t m_lastdata, m_lastreaddata; bool m_writeprotect; bool m_inwritecycle; }; class a2bus_cffa2_device : public a2bus_cffa2000_device, public device_nvram_interface { public: a2bus_cffa2_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); protected: // device_config_nvram_interface overrides virtual void nvram_default() override; virtual void nvram_read(emu_file &file) override; virtual void nvram_write(emu_file &file) override; }; class a2bus_cffa2_6502_device : public a2bus_cffa2000_device, public device_nvram_interface { public: a2bus_cffa2_6502_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); virtual const tiny_rom_entry *device_rom_region() const override; protected: // device_config_nvram_interface overrides virtual void nvram_default() override; virtual void nvram_read(emu_file &file) override; virtual void nvram_write(emu_file &file) override; }; // device type definition DECLARE_DEVICE_TYPE(A2BUS_CFFA2, a2bus_cffa2_device) DECLARE_DEVICE_TYPE(A2BUS_CFFA2_6502, a2bus_cffa2_6502_device) #endif // MAME_BUS_A2BUS_A2CFFA_H