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class mexico86_state : public driver_device
{
public:
mexico86_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag) { }
/* memory pointers */
UINT8 * m_protection_ram;
UINT8 * m_videoram;
UINT8 * m_objectram;
size_t m_objectram_size;
/* video-related */
int m_charbank;
/* mcu */
/* mexico86 68705 protection */
UINT8 m_port_a_in;
UINT8 m_port_a_out;
UINT8 m_ddr_a;
UINT8 m_port_b_in;
UINT8 m_port_b_out;
UINT8 m_ddr_b;
int m_address;
int m_latch;
/* kikikai mcu simulation */
int m_mcu_running;
int m_mcu_initialised;
int m_coin_last;
/* devices */
device_t *m_maincpu;
device_t *m_audiocpu;
device_t *m_subcpu;
device_t *m_mcu;
/* queue */
UINT8 m_queue[64];
int m_qfront;
int m_qstate;
};
/*----------- defined in machine/mexico86.c -----------*/
WRITE8_HANDLER( mexico86_f008_w );
INTERRUPT_GEN( kikikai_interrupt );
INTERRUPT_GEN( mexico86_m68705_interrupt );
READ8_HANDLER( mexico86_68705_port_a_r );
WRITE8_HANDLER( mexico86_68705_port_a_w );
WRITE8_HANDLER( mexico86_68705_ddr_a_w );
READ8_HANDLER( mexico86_68705_port_b_r );
WRITE8_HANDLER( mexico86_68705_port_b_w );
WRITE8_HANDLER( mexico86_68705_ddr_b_w );
/*----------- defined in video/mexico86.c -----------*/
WRITE8_HANDLER( mexico86_bankswitch_w );
SCREEN_UPDATE( mexico86 );
SCREEN_UPDATE( kikikai );
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