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/*************************************************************************
Entertainment Sciences RIP System hardware
*************************************************************************/
/* TODO */
#define ESRIPSYS_PIXEL_CLOCK (XTAL_25MHz / 2)
#define ESRIPSYS_HTOTAL (512 + 141 + 2)
#define ESRIPSYS_HBLANK_START (512)
#define ESRIPSYS_HBLANK_END (0)
#define ESRIPSYS_VTOTAL (384 + 20)
#define ESRIPSYS_VBLANK_START (384)
#define ESRIPSYS_VBLANK_END (0)
#define CMOS_RAM_SIZE (2048)
#define FDT_RAM_SIZE (2048 * sizeof(UINT16))
struct line_buffer_t
{
UINT8 *colour_buf;
UINT8 *intensity_buf;
UINT8 *priority_buf;
};
class esripsys_state : public driver_device
{
public:
esripsys_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag) { }
UINT8 m_g_iodata;
UINT8 m_g_ioaddr;
UINT8 m_coin_latch;
UINT8 m_keypad_status;
UINT8 m_g_status;
UINT8 m_f_status;
int m_io_firq_status;
UINT8 m_cmos_ram_a2_0;
UINT8 m_cmos_ram_a10_3;
UINT8 *m_cmos_ram;
UINT8 m_u56a;
UINT8 m_u56b;
UINT8 m_g_to_s_latch1;
UINT8 m_g_to_s_latch2;
UINT8 m_s_to_g_latch1;
UINT8 m_s_to_g_latch2;
UINT8 m_dac_msb;
UINT8 m_dac_vol;
UINT8 m_tms_data;
UINT8 *m_fdt_a;
UINT8 *m_fdt_b;
struct line_buffer_t m_line_buffer[2];
int m_fasel;
int m_fbsel;
int m_hblank;
UINT8 *m_pal_ram;
int m_frame_vbl;
int m_12sel;
int m_video_firq_en;
emu_timer *m_hblank_end_timer;
emu_timer *m_hblank_start_timer;
UINT8 *m_fig_scale_table;
UINT8 *m_scale_table;
int m_video_firq;
UINT8 m_bg_intensity;
};
/*----------- defined in video/esripsys.c -----------*/
VIDEO_START( esripsys );
SCREEN_UPDATE( esripsys );
WRITE8_HANDLER( esripsys_bg_intensity_w );
INTERRUPT_GEN( esripsys_vblank_irq );
int esripsys_draw(running_machine &machine, int l, int r, int fig, int attr, int addr, int col, int x_scale, int bank);
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