class lkage_state : public driver_device { public: lkage_state(running_machine &machine, const driver_device_config_base &config) : driver_device(machine, config) { } UINT8 * scroll; UINT8 * vreg; UINT8 * videoram; UINT8 * spriteram; // UINT8 * paletteram; // currently this uses generic palette handling /* video-related */ tilemap_t *bg_tilemap, *fg_tilemap, *tx_tilemap; UINT8 bg_tile_bank, fg_tile_bank, tx_tile_bank; int sprite_dx; /* misc */ int sound_nmi_enable, pending_nmi; /* mcu */ UINT8 from_main, from_mcu; int mcu_sent, main_sent; UINT8 port_a_in, port_a_out, ddr_a; UINT8 port_b_in, port_b_out, ddr_b; UINT8 port_c_in, port_c_out, ddr_c; /* lkageb fake mcu */ UINT8 mcu_val; int mcu_ready; /* cpu data/mcu ready status */ /* devices */ running_device *maincpu; running_device *audiocpu; running_device *mcu; }; /*----------- defined in machine/lkage.c -----------*/ READ8_HANDLER( lkage_68705_port_a_r ); WRITE8_HANDLER( lkage_68705_port_a_w ); READ8_HANDLER( lkage_68705_port_b_r ); WRITE8_HANDLER( lkage_68705_port_b_w ); READ8_HANDLER( lkage_68705_port_c_r ); WRITE8_HANDLER( lkage_68705_port_c_w ); WRITE8_HANDLER( lkage_68705_ddr_a_w ); WRITE8_HANDLER( lkage_68705_ddr_b_w ); WRITE8_HANDLER( lkage_68705_ddr_c_w ); WRITE8_HANDLER( lkage_mcu_w ); READ8_HANDLER( lkage_mcu_r ); READ8_HANDLER( lkage_mcu_status_r ); /*----------- defined in video/lkage.c -----------*/ WRITE8_HANDLER( lkage_videoram_w ); VIDEO_START( lkage ); VIDEO_UPDATE( lkage );