// license:BSD-3-Clause // copyright-holders:Curt Coder /********************************************************************** Commodore 64 CP/M cartridge emulation **********************************************************************/ #ifndef MAME_BUS_C64_CPM_H #define MAME_BUS_C64_CPM_H #pragma once #include "exp.h" #include "cpu/z80/z80.h" //************************************************************************** // TYPE DEFINITIONS //************************************************************************** // ======================> c64_cpm_cartridge_device class c64_cpm_cartridge_device : public device_t, public device_c64_expansion_card_interface { public: // construction/destruction c64_cpm_cartridge_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; // device_c64_expansion_card_interface overrides 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; private: inline void update_signals(); required_device m_maincpu; int m_enabled; int m_ba; int m_reset; DECLARE_READ8_MEMBER( dma_r ); DECLARE_WRITE8_MEMBER( dma_w ); void z80_io(address_map &map); void z80_mem(address_map &map); }; // device type definition DECLARE_DEVICE_TYPE(C64_CPM, c64_cpm_cartridge_device) #endif // MAME_BUS_C64_CPM_H