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#define MCU_INITIAL_SEED 0x81
class chaknpop_state : public driver_device
{
public:
chaknpop_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag) ,
m_mcu_ram(*this, "mcu_ram"),
m_tx_ram(*this, "tx_ram"),
m_attr_ram(*this, "attr_ram"),
m_spr_ram(*this, "spr_ram"){ }
/* memory pointers */
required_shared_ptr<UINT8> m_mcu_ram;
required_shared_ptr<UINT8> m_tx_ram;
required_shared_ptr<UINT8> m_attr_ram;
required_shared_ptr<UINT8> m_spr_ram;
/* mcu-related */
UINT8 m_mcu_seed;
UINT8 m_mcu_select;
UINT8 m_mcu_result;
/* video-related */
tilemap_t *m_tx_tilemap;
UINT8 *m_vram1;
UINT8 *m_vram2;
UINT8 *m_vram3;
UINT8 *m_vram4;
UINT8 m_gfxmode;
UINT8 m_flip_x;
UINT8 m_flip_y;
DECLARE_WRITE8_MEMBER(coinlock_w);
DECLARE_READ8_MEMBER(chaknpop_mcu_port_a_r);
DECLARE_READ8_MEMBER(chaknpop_mcu_port_b_r);
DECLARE_READ8_MEMBER(chaknpop_mcu_port_c_r);
DECLARE_WRITE8_MEMBER(chaknpop_mcu_port_a_w);
DECLARE_WRITE8_MEMBER(chaknpop_mcu_port_b_w);
DECLARE_WRITE8_MEMBER(chaknpop_mcu_port_c_w);
DECLARE_READ8_MEMBER(chaknpop_gfxmode_r);
DECLARE_WRITE8_MEMBER(chaknpop_gfxmode_w);
DECLARE_WRITE8_MEMBER(chaknpop_txram_w);
DECLARE_WRITE8_MEMBER(chaknpop_attrram_w);
DECLARE_WRITE8_MEMBER(unknown_port_1_w);
DECLARE_WRITE8_MEMBER(unknown_port_2_w);
TILE_GET_INFO_MEMBER(chaknpop_get_tx_tile_info);
virtual void machine_start();
virtual void machine_reset();
virtual void video_start();
virtual void palette_init();
UINT32 screen_update_chaknpop(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
};
/*----------- defined in machine/chaknpop.c -----------*/
/*----------- defined in video/chaknpop.c -----------*/
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