/***************************************************************************** * * includes/svision.h * ****************************************************************************/ #ifndef SVISION_H_ #define SVISION_H_ typedef struct { emu_timer *timer1; int timer_shot; } svision_t; typedef struct { int state; int on, clock, data; UINT8 input; emu_timer *timer; } svision_pet_t; typedef struct { UINT32 palette[4/*0x40?*/]; /* rgb8 */ int palette_on; } tvlink_t; class svision_state : public driver_device { public: svision_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag) , m_reg(*this, "reg"), m_videoram(*this, "videoram"){ } required_shared_ptr m_reg; required_shared_ptr m_videoram; device_t *m_sound; int *m_dma_finished; svision_t m_svision; svision_pet_t m_pet; tvlink_t m_tvlink; DECLARE_READ8_MEMBER(svision_r); DECLARE_WRITE8_MEMBER(svision_w); DECLARE_READ8_MEMBER(tvlink_r); DECLARE_WRITE8_MEMBER(tvlink_w); DECLARE_DRIVER_INIT(svisions); DECLARE_DRIVER_INIT(svision); }; /*----------- defined in drivers/svision.c -----------*/ void svision_irq( running_machine &machine ); /*----------- defined in audio/svision.c -----------*/ class svision_sound_device : public device_t, public device_sound_interface { public: svision_sound_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); ~svision_sound_device() { global_free(m_token); } // access to legacy token void *token() const { assert(m_token != NULL); return m_token; } protected: // device-level overrides virtual void device_config_complete(); virtual void device_start(); // sound stream update overrides virtual void sound_stream_update(sound_stream &stream, stream_sample_t **inputs, stream_sample_t **outputs, int samples); private: // internal state void *m_token; }; extern const device_type SVISION; int *svision_dma_finished(device_t *device); void svision_sound_decrement(device_t *device); void svision_soundport_w(device_t *device, int which, int offset, int data); WRITE8_DEVICE_HANDLER( svision_sounddma_w ); WRITE8_DEVICE_HANDLER( svision_noise_w ); #endif /* SVISION_H_ */