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class simpsons_state : public driver_device
{
public:
simpsons_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag) { }
/* memory pointers */
UINT8 * m_ram;
UINT8 * m_xtraram;
UINT16 * m_spriteram;
// UINT8 * m_paletteram; // currently this uses generic palette handling
/* video-related */
int m_sprite_colorbase;
int m_layer_colorbase[3];
int m_layerpri[3];
/* misc */
int m_firq_enabled;
int m_video_bank;
//int m_nmi_enabled;
/* devices */
cpu_device *m_maincpu;
cpu_device *m_audiocpu;
device_t *m_k053260;
device_t *m_k052109;
device_t *m_k053246;
device_t *m_k053251;
DECLARE_WRITE8_MEMBER(z80_bankswitch_w);
DECLARE_WRITE8_MEMBER(z80_arm_nmi_w);
DECLARE_WRITE8_MEMBER(simpsons_eeprom_w);
DECLARE_WRITE8_MEMBER(simpsons_coin_counter_w);
DECLARE_READ8_MEMBER(simpsons_sound_interrupt_r);
DECLARE_READ8_MEMBER(simpsons_k052109_r);
DECLARE_WRITE8_MEMBER(simpsons_k052109_w);
DECLARE_READ8_MEMBER(simpsons_k053247_r);
DECLARE_WRITE8_MEMBER(simpsons_k053247_w);
virtual void machine_start();
virtual void machine_reset();
};
/*----------- defined in machine/simpsons.c -----------*/
READ8_DEVICE_HANDLER( simpsons_sound_r );
/*----------- defined in video/simpsons.c -----------*/
void simpsons_video_banking( running_machine &machine, int select );
SCREEN_UPDATE_IND16( simpsons );
extern void simpsons_tile_callback(running_machine &machine, int layer,int bank,int *code,int *color,int *flags,int *priority);
extern void simpsons_sprite_callback(running_machine &machine, int *code,int *color,int *priority_mask);
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