// license:BSD-3-Clause // copyright-holders:Bryan McPhail,Ernesto Corvi,Andrew Prime,Zsolt Vasvari // thanks-to:Fuzz /************************************************************************* Neo-Geo hardware *************************************************************************/ #ifndef MAME_INCLUDES_NEOGEO_H #define MAME_INCLUDES_NEOGEO_H #pragma once #include "cpu/m68000/m68000.h" #include "cpu/z80/z80.h" #include "sound/ymopn.h" #include "machine/74259.h" #include "machine/gen_latch.h" #include "machine/input_merger.h" #include "machine/upd1990a.h" #include "machine/ng_memcard.h" #include "video/neogeo_spr.h" #include "bus/neogeo/slot.h" #include "bus/neogeo/carts.h" #include "bus/neogeo_ctrl/ctrl.h" #include "emupal.h" #include "screen.h" // On scanline 224, /VBLANK goes low 56 mclks (14 pixels) from the rising edge of /HSYNC. // Two mclks after /VBLANK goes low, the hardware sets a pending IRQ1 flip-flop. #define NEOGEO_VBLANK_IRQ_HTIM (attotime::from_ticks(56+2, NEOGEO_MASTER_CLOCK)) class neogeo_base_state : public driver_device { public: DECLARE_CUSTOM_INPUT_MEMBER(get_memcard_status); DECLARE_CUSTOM_INPUT_MEMBER(get_audio_result); protected: neogeo_base_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag) , m_maincpu(*this, "maincpu") , m_audiocpu(*this, "audiocpu") , m_ym(*this, "ymsnd") , m_sprgen(*this, "spritegen") , m_screen(*this, "screen") , m_palette(*this, "palette") , m_memcard(*this, "memcard") , m_systemlatch(*this, "systemlatch") , m_soundlatch(*this, "soundlatch") , m_soundlatch2(*this, "soundlatch2") , m_region_maincpu(*this, "maincpu") , m_share_maincpu(*this, "maincpu") , m_region_sprites(*this, "sprites") , m_region_fixed(*this, "fixed") , m_region_fixedbios(*this, "fixedbios") , m_region_mainbios(*this, "mainbios") , m_region_audiobios(*this, "audiobios") , m_region_audiocpu(*this, "audiocpu") , m_bank_audio_main(*this, "audio_main") , m_bank_cartridge(*this, "cartridge") , m_edge(*this, "edge") , m_ctrl1(*this, "ctrl1") , m_ctrl2(*this, "ctrl2") , m_use_cart_vectors(0) , m_use_cart_audio(0) , m_slots(*this, "cslot%u", 1U) , m_audionmi(*this, "audionmi") { } uint16_t memcard_r(offs_t offset); void memcard_w(offs_t offset, uint16_t data, uint16_t mem_mask = ~0); uint8_t audio_cpu_bank_select_r(offs_t offset); void audio_cpu_enable_nmi_w(offs_t offset, uint8_t data); uint16_t unmapped_r(address_space &space); uint16_t paletteram_r(offs_t offset); void paletteram_w(offs_t offset, uint16_t data, uint16_t mem_mask = ~0); uint16_t video_register_r(address_space &space, offs_t offset, uint16_t mem_mask = ~0); void video_register_w(offs_t offset, uint16_t data, uint16_t mem_mask = ~0); TIMER_CALLBACK_MEMBER(display_position_interrupt_callback); TIMER_CALLBACK_MEMBER(display_position_vblank_callback); TIMER_CALLBACK_MEMBER(vblank_interrupt_callback); uint32_t screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect); virtual void io_control_w(offs_t offset, uint8_t data); void audio_command_w(uint8_t data); DECLARE_WRITE_LINE_MEMBER(set_use_cart_vectors); DECLARE_WRITE_LINE_MEMBER(set_use_cart_audio); uint16_t banked_vectors_r(offs_t offset); void write_banksel(uint16_t data); void write_bankprot(uint16_t data); void write_bankprot_pvc(offs_t offset, uint16_t data, uint16_t mem_mask = ~0); void write_bankprot_ms5p(offs_t offset, uint16_t data); void write_bankprot_kf2k3bl(offs_t offset, uint16_t data, uint16_t mem_mask = ~0); void write_bankprot_kof10th(offs_t offset, uint16_t data, uint16_t mem_mask = ~0); uint16_t read_lorom_kof10th(offs_t offset); DECLARE_WRITE_LINE_MEMBER(set_screen_shadow); DECLARE_WRITE_LINE_MEMBER(set_palette_bank); void neogeo_base(machine_config &config); void neogeo_stereo(machine_config &config); void base_main_map(address_map &map); void audio_io_map(address_map &map); void audio_map(address_map &map); // device overrides virtual void machine_start() override; virtual void machine_reset() override; virtual void device_post_load() override; // devices required_device m_maincpu; required_device m_audiocpu; // MVS-specific devices optional_device m_ym; required_device m_sprgen; required_device m_screen; optional_device m_palette; optional_device m_memcard; required_device m_systemlatch; required_device m_soundlatch; required_device m_soundlatch2; // memory optional_memory_region m_region_maincpu; optional_shared_ptr m_share_maincpu; optional_memory_region m_region_sprites; optional_memory_region m_region_fixed; optional_memory_region m_region_fixedbios; optional_memory_region m_region_mainbios; optional_memory_region m_region_audiobios; optional_memory_region m_region_audiocpu; optional_memory_bank m_bank_audio_main; // optional because of neocd memory_bank *m_bank_audio_cart[4]; memory_bank_creator m_bank_cartridge; optional_device m_edge; optional_device m_ctrl1; optional_device m_ctrl2; // video hardware, including maincpu interrupts // TODO: make into a device virtual void video_start() override; virtual void video_reset() override; const pen_t *m_bg_pen = nullptr; uint8_t m_vblank_level = 0; uint8_t m_raster_level = 0; int m_use_cart_vectors = 0; int m_use_cart_audio = 0; void set_slot_idx(int slot); // cart slots void init_cpu(); void init_audio(); void init_ym(); void init_sprites(); // temporary helper to restore memory banking while bankswitch is handled in the driver... uint32_t m_bank_base = 0; optional_device_array m_slots; int m_curr_slot = 0; private: void update_interrupts(); void create_interrupt_timers(); void start_interrupt_timers(); void acknowledge_interrupt(uint16_t data); void adjust_display_position_interrupt_timer(); void set_display_position_interrupt_control(uint16_t data); void set_display_counter_msb(uint16_t data); void set_display_counter_lsb(uint16_t data); void set_video_control(uint16_t data); void create_rgb_lookups(); void set_pens(); // internal state bool m_recurse = false; emu_timer *m_display_position_interrupt_timer = nullptr; emu_timer *m_display_position_vblank_timer = nullptr; emu_timer *m_vblank_interrupt_timer = nullptr; uint32_t m_display_counter = 0; uint8_t m_vblank_interrupt_pending = 0; uint8_t m_display_position_interrupt_pending = 0; uint8_t m_irq3_pending = 0; uint8_t m_display_position_interrupt_control = 0; uint16_t get_video_control(); required_device m_audionmi; // color/palette related std::vector m_paletteram; uint8_t m_palette_lookup[32][4]{}; int m_screen_shadow = 0; int m_palette_bank = 0; }; class ngarcade_base_state : public neogeo_base_state { public: DECLARE_CUSTOM_INPUT_MEMBER(startsel_edge_joy_r); protected: ngarcade_base_state(const machine_config &mconfig, device_type type, const char *tag) : neogeo_base_state(mconfig, type, tag) , m_save_ram(*this, "saveram") , m_upd4990a(*this, "upd4990a") , m_dsw(*this, "DSW") { } virtual void machine_start() override; virtual void machine_reset() override; virtual void io_control_w(offs_t offset, uint8_t data) override; DECLARE_WRITE_LINE_MEMBER(set_save_ram_unlock); void save_ram_w(offs_t offset, uint16_t data, uint16_t mem_mask = ~0); uint16_t in0_edge_r(); uint16_t in0_edge_joy_r(); uint16_t in1_edge_r(); uint16_t in1_edge_joy_r(); void neogeo_arcade(machine_config &config); void neogeo_mono(machine_config &config); void neogeo_main_map(address_map &map); private: required_shared_ptr m_save_ram; required_device m_upd4990a; required_ioport m_dsw; uint8_t m_save_ram_unlocked = 0; }; class aes_base_state : public neogeo_base_state { public: DECLARE_INPUT_CHANGED_MEMBER(aes_jp1); protected: aes_base_state(const machine_config &mconfig, device_type type, const char *tag) : neogeo_base_state(mconfig, type, tag) , m_io_in2(*this, "IN2") { } uint16_t aes_in2_r(); virtual void machine_start() override; void aes_base_main_map(address_map &map); private: required_ioport m_io_in2; }; /*----------- defined in drivers/neogeo.c -----------*/ INPUT_PORTS_EXTERN(neogeo); INPUT_PORTS_EXTERN(aes); #endif // MAME_INCLUDES_NEOGEO_H