/***************************************************************************** * * includes/channelf.h * ****************************************************************************/ #ifndef CHANNELF_H_ #define CHANNELF_H_ #include "emu.h" #include "cpu/f8/f8.h" #include "imagedev/cartslot.h" /* SKR - 2102 RAM chip on carts 10 and 18 I/O ports */ typedef struct { UINT8 d; /* data bit:inverted logic, but reading/writing cancel out */ UINT8 r_w; /* inverted logic: 0 means read, 1 means write */ UINT8 a[10]; /* addr bits: inverted logic, but reading/writing cancel out */ UINT16 addr; /* calculated addr from addr bits */ UINT8 ram[1024]; /* RAM array */ } r2102_t; class channelf_state : public driver_device { public: channelf_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag) { } DECLARE_READ8_MEMBER(channelf_port_0_r); DECLARE_READ8_MEMBER(channelf_port_1_r); DECLARE_READ8_MEMBER(channelf_port_4_r); DECLARE_READ8_MEMBER(channelf_port_5_r); DECLARE_READ8_MEMBER(channelf_2102A_r); DECLARE_READ8_MEMBER(channelf_2102B_r); DECLARE_WRITE8_MEMBER(channelf_port_0_w); DECLARE_WRITE8_MEMBER(channelf_port_1_w); DECLARE_WRITE8_MEMBER(channelf_port_4_w); DECLARE_WRITE8_MEMBER(channelf_port_5_w); DECLARE_WRITE8_MEMBER(channelf_2102A_w); DECLARE_WRITE8_MEMBER(channelf_2102B_w); UINT8 *m_p_videoram; UINT8 m_latch[6]; r2102_t m_r2102; UINT8 m_val_reg; UINT8 m_row_reg; UINT8 m_col_reg; UINT8 port_read_with_latch(UINT8 ext, UINT8 latch_state); }; /*----------- defined in video/channelf.c -----------*/ PALETTE_INIT( channelf ); VIDEO_START( channelf ); SCREEN_UPDATE_IND16( channelf ); /*----------- defined in audio/channelf.c -----------*/ class channelf_sound_device : public device_t, public device_sound_interface { public: channelf_sound_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); ~channelf_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 CHANNELF; void channelf_sound_w(device_t *device, int mode); #endif /* CHANNELF_H_ */