// license:BSD-3-Clause // copyright-holders:R. Belmont, O. Galibert /********************************************************************* a2iwm.h Apple II IWM Controller Card, new floppy *********************************************************************/ #ifndef MAME_BUS_A2BUS_A2IWM_H #define MAME_BUS_A2BUS_A2IWM_H #pragma once #include "a2bus.h" #include "imagedev/floppy.h" #include "formats/flopimg.h" #include "machine/iwm.h" //************************************************************************** // TYPE DEFINITIONS //************************************************************************** class a2bus_iwm_device: public device_t, public device_a2bus_card_interface { protected: // construction/destruction a2bus_iwm_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; // overrides of standard a2bus slot functions virtual uint8_t read_c0nx(u8 offset) override; virtual void write_c0nx(u8 offset, u8 data) override; required_device m_iwm; required_device_array m_floppy; private: void devsel_w(u8 data); void phases_w(u8 data); }; class a2bus_iwm_int_device: public a2bus_iwm_device { public: a2bus_iwm_int_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); }; class a2bus_iwm_card_device: public a2bus_iwm_device { public: a2bus_iwm_card_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); virtual void device_start() override; virtual const tiny_rom_entry *device_rom_region() const override; virtual uint8_t read_cnxx(uint8_t offset) override; private: uint8_t *m_rom = nullptr; }; // device type definition DECLARE_DEVICE_TYPE(A2BUS_IWM, a2bus_iwm_int_device) DECLARE_DEVICE_TYPE(A2BUS_IWM_CARD, a2bus_iwm_card_device) #endif // MAME_BUS_A2BUS_A2IWM_H