// license:BSD-3-Clause // copyright-holders:Aaron Giles /*************************************************************************** Sega pre-System 16 & System 16A hardware ***************************************************************************/ #include "cpu/m68000/m68000.h" #include "cpu/mcs48/mcs48.h" #include "cpu/mcs51/mcs51.h" #include "cpu/z80/z80.h" #include "machine/cxd1095.h" #include "machine/gen_latch.h" #include "machine/i8255.h" #include "machine/i8243.h" #include "machine/nvram.h" #include "machine/segaic16.h" #include "machine/watchdog.h" #include "sound/ym2151.h" #include "video/segaic16.h" #include "video/sega16sp.h" // ======================> segas16a_state class segas16a_state : public sega_16bit_common_base { public: // construction/destruction segas16a_state(const machine_config &mconfig, device_type type, const char *tag) : sega_16bit_common_base(mconfig, type, tag), m_maincpu(*this, "maincpu"), m_soundcpu(*this, "soundcpu"), m_mcu(*this, "mcu"), m_i8255(*this, "i8255"), m_ymsnd(*this, "ymsnd"), m_n7751(*this, "n7751"), m_n7751_i8243(*this, "n7751_8243"), m_nvram(*this, "nvram"), m_watchdog(*this, "watchdog"), m_segaic16vid(*this, "segaic16vid"), m_soundlatch(*this, "soundlatch"), m_sprites(*this, "sprites"), m_cxdio(*this, "cxdio"), m_workram(*this, "nvram"), m_sound_decrypted_opcodes(*this, "sound_decrypted_opcodes"), m_video_control(0), m_mcu_control(0), m_n7751_command(0), m_n7751_rom_address(0), m_last_buttons1(0), m_last_buttons2(0), m_read_port(0), m_mj_input_num(0), m_mj_inputs(*this, {"MJ0", "MJ1", "MJ2", "MJ3", "MJ4", "MJ5"}) { } // PPI read/write callbacks DECLARE_WRITE8_MEMBER( misc_control_w ); DECLARE_WRITE8_MEMBER( tilemap_sound_w ); // main CPU read/write handlers DECLARE_READ16_MEMBER( standard_io_r ); DECLARE_WRITE16_MEMBER( standard_io_w ); DECLARE_READ16_MEMBER( misc_io_r ); DECLARE_WRITE16_MEMBER( misc_io_w ); // Z80 sound CPU read/write handlers DECLARE_READ8_MEMBER( sound_data_r ); DECLARE_WRITE8_MEMBER( n7751_command_w ); DECLARE_WRITE8_MEMBER( n7751_control_w ); DECLARE_WRITE8_MEMBER( n7751_rom_offset_w ); // N7751 sound generator CPU read/write handlers DECLARE_READ8_MEMBER( n7751_rom_r ); DECLARE_READ8_MEMBER( n7751_p2_r ); DECLARE_WRITE8_MEMBER( n7751_p2_w ); // I8751 MCU read/write handlers DECLARE_WRITE8_MEMBER( mcu_control_w ); DECLARE_WRITE8_MEMBER( mcu_io_w ); DECLARE_READ8_MEMBER( mcu_io_r ); // I8751-related VBLANK interrupt handlers DECLARE_WRITE_LINE_MEMBER(i8751_main_cpu_vblank_w); // game-specific driver init void init_generic(); void init_dumpmtmt(); void init_quartet(); void init_fantzonep(); void init_sjryukoa(); void init_aceattaca(); void init_passsht16a(); void init_mjleague(); void init_sdi(); // video updates uint32_t screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); void system16a_no7751(machine_config &config); void system16a(machine_config &config); void system16a_fd1089a_no7751(machine_config &config); void system16a_fd1089b_no7751(machine_config &config); void system16a_fd1089a(machine_config &config); void system16a_fd1094(machine_config &config); void system16a_no7751p(machine_config &config); void system16a_fd1094_no7751(machine_config &config); void system16a_i8751(machine_config &config); void system16a_fd1089b(machine_config &config); void aceattaca_fd1094(machine_config &config); void decrypted_opcodes_map(address_map &map); void mcu_io_map(address_map &map); void sound_decrypted_opcodes_map(address_map &map); void sound_map(address_map &map); void sound_no7751_portmap(address_map &map); void sound_portmap(address_map &map); void system16a_map(address_map &map); protected: // internal types typedef delegate i8751_sim_delegate; typedef delegate lamp_changed_delegate; // timer IDs enum { TID_INIT_I8751, TID_PPI_WRITE }; // driver overrides virtual void video_start() override; virtual void machine_reset() override; virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override; // I8751 simulations void dumpmtmt_i8751_sim(); void quartet_i8751_sim(); // custom I/O handlers DECLARE_READ16_MEMBER( aceattaca_custom_io_r ); DECLARE_WRITE16_MEMBER( aceattaca_custom_io_w ); DECLARE_READ16_MEMBER( mjleague_custom_io_r ); DECLARE_READ16_MEMBER( passsht16a_custom_io_r ); DECLARE_READ16_MEMBER( sdi_custom_io_r ); DECLARE_READ16_MEMBER( sjryuko_custom_io_r ); void sjryuko_lamp_changed_w(uint8_t changed, uint8_t newval); // devices required_device m_maincpu; required_device m_soundcpu; optional_device m_mcu; required_device m_i8255; required_device m_ymsnd; optional_device m_n7751; optional_device m_n7751_i8243; required_device m_nvram; required_device m_watchdog; required_device m_segaic16vid; required_device m_soundlatch; required_device m_sprites; optional_device m_cxdio; // memory pointers required_shared_ptr m_workram; optional_shared_ptr m_sound_decrypted_opcodes; // configuration read16_delegate m_custom_io_r; write16_delegate m_custom_io_w; i8751_sim_delegate m_i8751_vblank_hook; lamp_changed_delegate m_lamp_changed_w; // internal state uint8_t m_video_control; uint8_t m_mcu_control; uint8_t m_n7751_command; uint32_t m_n7751_rom_address; uint8_t m_last_buttons1; uint8_t m_last_buttons2; uint8_t m_read_port; uint8_t m_mj_input_num; optional_ioport_array<6> m_mj_inputs; }; class afighter_16a_analog_state : public segas16a_state { public: // construction/destruction afighter_16a_analog_state(const machine_config &mconfig, device_type type, const char *tag) : segas16a_state(mconfig, type, tag), m_accel(*this, "ACCEL"), m_steer(*this, "STEER") { } DECLARE_CUSTOM_INPUT_MEMBER(afighter_accel_r); DECLARE_CUSTOM_INPUT_MEMBER(afighter_handl_left_r); DECLARE_CUSTOM_INPUT_MEMBER(afighter_handl_right_r); protected: required_ioport m_accel; required_ioport m_steer; };