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/*************************************************************************
Yun Sung 8 Bit Games
*************************************************************************/
class yunsung8_state : public driver_device
{
public:
yunsung8_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag) { }
/* video-related */
tilemap_t *m_tilemap_0;
tilemap_t *m_tilemap_1;
UINT8 *m_videoram_0;
UINT8 *m_videoram_1;
int m_layers_ctrl;
int m_videobank;
/* misc */
int m_adpcm;
int m_toggle;
/* devices */
cpu_device *m_audiocpu;
/* memory */
UINT8 m_videoram[0x4000];
DECLARE_WRITE8_MEMBER(yunsung8_bankswitch_w);
DECLARE_WRITE8_MEMBER(yunsung8_adpcm_w);
DECLARE_WRITE8_MEMBER(yunsung8_videobank_w);
DECLARE_READ8_MEMBER(yunsung8_videoram_r);
DECLARE_WRITE8_MEMBER(yunsung8_videoram_w);
DECLARE_WRITE8_MEMBER(yunsung8_flipscreen_w);
DECLARE_WRITE8_MEMBER(yunsung8_sound_bankswitch_w);
TILE_GET_INFO_MEMBER(get_tile_info_0);
TILE_GET_INFO_MEMBER(get_tile_info_1);
virtual void machine_start();
virtual void machine_reset();
virtual void video_start();
UINT32 screen_update_yunsung8(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
};
/*----------- defined in video/yunsung8.c -----------*/
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