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/*************************************************************************
Atari Return of the Jedi hardware
*************************************************************************/
/* oscillators and clocks */
#define JEDI_MAIN_CPU_OSC (XTAL_10MHz)
#define JEDI_AUDIO_CPU_OSC (XTAL_12_096MHz)
#define JEDI_MAIN_CPU_CLOCK (JEDI_MAIN_CPU_OSC / 4)
#define JEDI_AUDIO_CPU_CLOCK (JEDI_AUDIO_CPU_OSC / 8)
#define JEDI_POKEY_CLOCK (JEDI_AUDIO_CPU_CLOCK)
#define JEDI_TMS5220_CLOCK (JEDI_AUDIO_CPU_OSC / 2 / 9) /* div by 9 is via a binary counter that counts from 7 to 16 */
class jedi_state : public driver_device
{
public:
jedi_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_nvram(*this, "nvram") { }
required_shared_ptr<UINT8> m_nvram;
/* machine state */
UINT8 m_a2d_select;
UINT8 m_nvram_enabled;
emu_timer *m_interrupt_timer;
/* video state */
UINT8 *m_foregroundram;
UINT8 *m_backgroundram;
UINT8 *m_spriteram;
UINT8 *m_paletteram;
UINT8 *m_foreground_bank;
UINT8 *m_video_off;
UINT8 *m_smoothing_table;
UINT32 m_vscroll;
UINT32 m_hscroll;
/* audio state */
UINT8 m_audio_latch;
UINT8 m_audio_ack_latch;
UINT8 *m_audio_comm_stat;
UINT8 *m_speech_data;
UINT8 m_speech_strobe_state;
};
/*----------- defined in audio/jedi.c -----------*/
MACHINE_CONFIG_EXTERN( jedi_audio );
WRITE8_HANDLER( jedi_audio_reset_w );
WRITE8_HANDLER( jedi_audio_latch_w );
READ8_HANDLER( jedi_audio_ack_latch_r );
CUSTOM_INPUT( jedi_audio_comm_stat_r );
/*----------- defined in video/jedi.c -----------*/
MACHINE_CONFIG_EXTERN( jedi_video );
WRITE8_HANDLER( jedi_vscroll_w );
WRITE8_HANDLER( jedi_hscroll_w );
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