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/***************************************************************************
Space Firebird hardware
****************************************************************************/
/*
* SPACEFB_PIXEL_CLOCK clocks the star generator circuit. The rest of
* the graphics use a clock half of SPACEFB_PIXEL_CLOCK, thus creating
* double width pixels.
*/
#define SPACEFB_MASTER_CLOCK (20160000)
#define SPACEFB_MAIN_CPU_CLOCK (6000000 / 2)
#define SPACEFB_AUDIO_CPU_CLOCK (6000000) /* this goes to X2, pixel clock goes to X1 */
#define SPACEFB_PIXEL_CLOCK (SPACEFB_MASTER_CLOCK / 2)
#define SPACEFB_HTOTAL (0x280)
#define SPACEFB_HBEND (0x000)
#define SPACEFB_HBSTART (0x200)
#define SPACEFB_VTOTAL (0x100)
#define SPACEFB_VBEND (0x010)
#define SPACEFB_VBSTART (0x0f0)
#define SPACEFB_INT_TRIGGER_COUNT_1 (0x080)
#define SPACEFB_INT_TRIGGER_COUNT_2 (0x0f0)
/*----------- defined in audio/spacefb.c -----------*/
MACHINE_DRIVER_EXTERN( spacefb_audio );
READ8_HANDLER( spacefb_audio_p2_r );
READ8_HANDLER( spacefb_audio_t0_r );
READ8_HANDLER( spacefb_audio_t1_r );
WRITE8_HANDLER( spacefb_port_1_w );
/*----------- defined in video/spacefb.c -----------*/
extern UINT8 *spacefb_videoram;
extern size_t spacefb_videoram_size;
VIDEO_START( spacefb );
VIDEO_UPDATE( spacefb );
void spacefb_set_flip_screen(UINT8 data);
void spacefb_set_gfx_bank(UINT8 data);
void spacefb_set_palette_bank(UINT8 data);
void spacefb_set_background_red(UINT8 data);
void spacefb_set_background_blue(UINT8 data);
void spacefb_set_disable_star_field(UINT8 data);
void spacefb_set_color_contrast_r(UINT8 data);
void spacefb_set_color_contrast_g(UINT8 data);
void spacefb_set_color_contrast_b(UINT8 data);
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