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/*************************************************************************
Super Contra / Thunder Cross
*************************************************************************/
class thunderx_state : public driver_device
{
public:
thunderx_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag) ,
m_ram(*this, "ram"){ }
/* memory pointers */
required_shared_ptr<UINT8> m_ram;
UINT8 m_pmcram[0x800];
// UINT8 * m_paletteram; // currently this uses generic palette handling
/* video-related */
int m_layer_colorbase[3];
int m_sprite_colorbase;
/* misc */
int m_priority;
UINT8 m_1f98_data;
int m_palette_selected;
int m_rambank;
int m_pmcbank;
/* devices */
cpu_device *m_maincpu;
cpu_device *m_audiocpu;
device_t *m_k007232;
device_t *m_k052109;
device_t *m_k051960;
DECLARE_READ8_MEMBER(scontra_bankedram_r);
DECLARE_WRITE8_MEMBER(scontra_bankedram_w);
DECLARE_READ8_MEMBER(thunderx_bankedram_r);
DECLARE_WRITE8_MEMBER(thunderx_bankedram_w);
DECLARE_READ8_MEMBER(thunderx_1f98_r);
DECLARE_WRITE8_MEMBER(thunderx_1f98_w);
DECLARE_WRITE8_MEMBER(scontra_bankswitch_w);
DECLARE_WRITE8_MEMBER(thunderx_videobank_w);
DECLARE_WRITE8_MEMBER(thunderx_sh_irqtrigger_w);
DECLARE_READ8_MEMBER(k052109_051960_r);
DECLARE_WRITE8_MEMBER(k052109_051960_w);
DECLARE_WRITE8_MEMBER(scontra_snd_bankswitch_w);
virtual void video_start();
DECLARE_MACHINE_START(scontra);
DECLARE_MACHINE_RESET(scontra);
DECLARE_MACHINE_START(thunderx);
DECLARE_MACHINE_RESET(thunderx);
};
/*----------- defined in video/thunderx.c -----------*/
extern void thunderx_tile_callback(running_machine &machine, int layer,int bank,int *code,int *color,int *flags,int *priority);
extern void thunderx_sprite_callback(running_machine &machine, int *code,int *color,int *priority_mask,int *shadow);
SCREEN_UPDATE_IND16( scontra );
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