// license:BSD-3-Clause // copyright-holders:Nicola Salmoria /*************************************************************************** Ms.Pac-Man/Galaga - 20 Year Reunion hardware driver by Nicola Salmoria ***************************************************************************/ #ifndef MAME_INCLUDES_20PACGAL_H #define MAME_INCLUDES_20PACGAL_H #pragma once #include "cpu/z180/z180.h" #include "machine/eepromser.h" #include "machine/intelfsh.h" #include "sound/dac.h" #include "sound/namco.h" #include "bus/rs232/rs232.h" #include "emupal.h" class _20pacgal_state : public driver_device { public: _20pacgal_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag), m_video_ram(*this, "video_ram"), m_char_gfx_ram(*this, "char_gfx_ram"), m_stars_seed(*this, "stars_seed"), m_stars_ctrl(*this, "stars_ctrl"), m_flip(*this, "flip"), m_proms(*this, "proms"), m_mainbank(*this, "mainbank"), m_maincpu(*this, "maincpu"), m_eeprom(*this, "eeprom"), m_palette(*this, "palette"), m_dac(*this, "dac"), m_rs232(*this, "rs232") { } void _20pacgal(machine_config &config); void _20pacgal_video(machine_config &config); void init_25pacman(); void init_20pacgal(); protected: /* memory pointers */ required_shared_ptr m_video_ram; required_shared_ptr m_char_gfx_ram; required_shared_ptr m_stars_seed; required_shared_ptr m_stars_ctrl; required_shared_ptr m_flip; optional_memory_region m_proms; optional_memory_bank m_mainbank; /* machine state */ uint8_t m_game_selected = 0; /* 0 = Ms. Pac-Man, 1 = Galaga */ /* devices */ required_device m_maincpu; required_device m_eeprom; required_device m_palette; required_device m_dac; required_device m_rs232; /* memory */ std::unique_ptr m_sprite_gfx_ram; std::unique_ptr m_sprite_ram; std::unique_ptr m_sprite_color_lookup; std::unique_ptr m_ram_48000; /* 25pacman and 20pacgal store the sprite palette at a different address, this is a hardware difference and confirmed NOT to be a register */ uint8_t m_sprite_pal_base = 0; uint8_t m_irq_mask = 0; void irqack_w(uint8_t data); void timer_pulse_w(uint8_t data); void _20pacgal_coin_counter_w(uint8_t data); void ram_bank_select_w(uint8_t data); void ram_48000_w(offs_t offset, uint8_t data); void sprite_gfx_w(offs_t offset, uint8_t data); void sprite_ram_w(offs_t offset, uint8_t data); void sprite_lookup_w(offs_t offset, uint8_t data); virtual void machine_start() override; virtual void video_start() override; uint32_t screen_update_20pacgal(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect); DECLARE_WRITE_LINE_MEMBER(vblank_irq); void starpal_init(palette_device &palette) const; void get_pens(); void do_pen_lookup(bitmap_rgb32 &bitmap, const rectangle &cliprect); void draw_sprites(bitmap_rgb32 &bitmap, const rectangle &cliprect); void draw_chars(bitmap_rgb32 &bitmap, const rectangle &cliprect); void draw_stars(bitmap_rgb32 &bitmap, const rectangle &cliprect); void draw_sprite(bitmap_rgb32 &bitmap, const rectangle &cliprect, int y, int x, uint8_t code, uint8_t color, int flip_y, int flip_x); void common_save_state(); void _20pacgal_io_map(address_map &map); void _20pacgal_map(address_map &map); }; class _25pacman_state : public _20pacgal_state { public: _25pacman_state(const machine_config &mconfig, device_type type, const char *tag) : _20pacgal_state(mconfig, type, tag) { } void _25pacman(machine_config &config); private: uint8_t _25pacman_io_87_r(); virtual void machine_start() override; void _25pacman_io_map(address_map &map); void _25pacman_map(address_map &map); }; #endif // MAME_INCLUDES_20PACGAL_H