// license:BSD-3-Clause // copyright-holders:Mirko Buffoni, Couriersud /************************************************************************* IronHorse *************************************************************************/ #include "machine/gen_latch.h" #include "machine/timer.h" #include "sound/discrete.h" #include "emupal.h" #include "screen.h" class ironhors_state : public driver_device { public: ironhors_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag), m_maincpu(*this, "maincpu"), m_soundcpu(*this, "soundcpu"), m_gfxdecode(*this, "gfxdecode"), m_palette(*this, "palette"), m_screen(*this, "screen"), m_soundlatch(*this, "soundlatch"), m_disc_ih(*this, "disc_ih"), m_interrupt_enable(*this, "int_enable"), m_scroll(*this, "scroll"), m_colorram(*this, "colorram"), m_videoram(*this, "videoram"), m_spriteram2(*this, "spriteram2"), m_spriteram(*this, "spriteram") { } void farwest(machine_config &config); void ironhors(machine_config &config); private: DECLARE_WRITE8_MEMBER(sh_irqtrigger_w); DECLARE_WRITE8_MEMBER(videoram_w); DECLARE_WRITE8_MEMBER(colorram_w); DECLARE_WRITE8_MEMBER(charbank_w); DECLARE_WRITE8_MEMBER(palettebank_w); DECLARE_WRITE8_MEMBER(flipscreen_w); DECLARE_WRITE8_MEMBER(filter_w); DECLARE_READ8_MEMBER(farwest_soundlatch_r); uint32_t screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); uint32_t screen_update_farwest(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); TIMER_DEVICE_CALLBACK_MEMBER(ironhors_scanline_tick); TIMER_DEVICE_CALLBACK_MEMBER(farwest_scanline_tick); DECLARE_PALETTE_INIT(ironhors); DECLARE_VIDEO_START(farwest); void farwest_master_map(address_map &map); void farwest_slave_map(address_map &map); void master_map(address_map &map); void slave_io_map(address_map &map); void slave_map(address_map &map); virtual void machine_start() override; virtual void machine_reset() override; virtual void video_start() override; /* devices */ required_device m_maincpu; required_device m_soundcpu; required_device m_gfxdecode; required_device m_palette; required_device m_screen; required_device m_soundlatch; required_device m_disc_ih; /* memory pointers */ required_shared_ptr m_interrupt_enable; required_shared_ptr m_scroll; required_shared_ptr m_colorram; required_shared_ptr m_videoram; required_shared_ptr m_spriteram2; required_shared_ptr m_spriteram; /* video-related */ tilemap_t *m_bg_tilemap; int m_palettebank; int m_charbank; int m_spriterambank; void draw_sprites( bitmap_ind16 &bitmap, const rectangle &cliprect ); void farwest_draw_sprites( bitmap_ind16 &bitmap, const rectangle &cliprect ); TILE_GET_INFO_MEMBER(get_bg_tile_info); TILE_GET_INFO_MEMBER(farwest_get_bg_tile_info); };