// license:BSD-3-Clause // copyright-holders:Phil Stroffolino class lkage_state : public driver_device { public: lkage_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag), m_vreg(*this, "vreg"), m_scroll(*this, "scroll"), m_spriteram(*this, "spriteram"), m_videoram(*this, "videoram"), m_maincpu(*this, "maincpu"), m_audiocpu(*this, "audiocpu"), m_mcu(*this, "mcu"), m_gfxdecode(*this, "gfxdecode"), m_palette(*this, "palette") { } required_shared_ptr m_vreg; required_shared_ptr m_scroll; required_shared_ptr m_spriteram; required_shared_ptr m_videoram; /* video-related */ tilemap_t *m_bg_tilemap; tilemap_t *m_fg_tilemap; tilemap_t *m_tx_tilemap; UINT8 m_bg_tile_bank; UINT8 m_fg_tile_bank; UINT8 m_tx_tile_bank; int m_sprite_dx; /* misc */ int m_sound_nmi_enable; int m_pending_nmi; /* mcu */ UINT8 m_from_main; UINT8 m_from_mcu; int m_mcu_sent; int m_main_sent; UINT8 m_port_a_in; UINT8 m_port_a_out; UINT8 m_ddr_a; UINT8 m_port_b_in; UINT8 m_port_b_out; UINT8 m_ddr_b; UINT8 m_port_c_in; UINT8 m_port_c_out; UINT8 m_ddr_c; /* lkageb fake mcu */ UINT8 m_mcu_val; int m_mcu_ready; /* cpu data/mcu ready status */ /* devices */ required_device m_maincpu; required_device m_audiocpu; optional_device m_mcu; required_device m_gfxdecode; required_device m_palette; DECLARE_WRITE8_MEMBER(lkage_sound_command_w); DECLARE_WRITE8_MEMBER(lkage_sh_nmi_disable_w); DECLARE_WRITE8_MEMBER(lkage_sh_nmi_enable_w); DECLARE_READ8_MEMBER(sound_status_r); DECLARE_READ8_MEMBER(port_fetch_r); DECLARE_READ8_MEMBER(fake_mcu_r); DECLARE_WRITE8_MEMBER(fake_mcu_w); DECLARE_READ8_MEMBER(fake_status_r); DECLARE_READ8_MEMBER(lkage_68705_port_a_r); DECLARE_WRITE8_MEMBER(lkage_68705_port_a_w); DECLARE_WRITE8_MEMBER(lkage_68705_ddr_a_w); DECLARE_READ8_MEMBER(lkage_68705_port_b_r); DECLARE_WRITE8_MEMBER(lkage_68705_port_b_w); DECLARE_WRITE8_MEMBER(lkage_68705_ddr_b_w); DECLARE_READ8_MEMBER(lkage_68705_port_c_r); DECLARE_WRITE8_MEMBER(lkage_68705_port_c_w); DECLARE_WRITE8_MEMBER(lkage_68705_ddr_c_w); DECLARE_WRITE8_MEMBER(lkage_mcu_w); DECLARE_READ8_MEMBER(lkage_mcu_r); DECLARE_READ8_MEMBER(lkage_mcu_status_r); DECLARE_WRITE8_MEMBER(lkage_videoram_w); DECLARE_DRIVER_INIT(bygone); DECLARE_DRIVER_INIT(lkage); DECLARE_DRIVER_INIT(lkageb); TILE_GET_INFO_MEMBER(get_bg_tile_info); TILE_GET_INFO_MEMBER(get_fg_tile_info); TILE_GET_INFO_MEMBER(get_tx_tile_info); virtual void machine_start() override; virtual void machine_reset() override; virtual void video_start() override; UINT32 screen_update_lkage(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); TIMER_CALLBACK_MEMBER(nmi_callback); void draw_sprites( screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect ); DECLARE_WRITE_LINE_MEMBER(irqhandler); };