diff options
Diffstat (limited to 'src/mess/includes/einstein.h')
-rw-r--r-- | src/mess/includes/einstein.h | 143 |
1 files changed, 143 insertions, 0 deletions
diff --git a/src/mess/includes/einstein.h b/src/mess/includes/einstein.h new file mode 100644 index 00000000000..dbbe3d271d5 --- /dev/null +++ b/src/mess/includes/einstein.h @@ -0,0 +1,143 @@ +/***************************************************************************** + * + * includes/einstein.h + * + ****************************************************************************/ + +#ifndef EINSTEIN_H_ +#define EINSTEIN_H_ + +#include "video/mc6845.h" +#include "cpu/z80/z80daisy.h" +#include "imagedev/floppy.h" +#include "machine/wd1772.h" +#include "machine/z80ctc.h" + +/*************************************************************************** + CONSTANTS +***************************************************************************/ + +/* xtals */ +#define XTAL_X001 XTAL_10_738635MHz +#define XTAL_X002 XTAL_8MHz + +/* integrated circuits */ +#define IC_I001 "i001" /* Z8400A */ +#define IC_I030 "i030" /* AY-3-8910 */ +#define IC_I038 "i038" /* TMM9129 */ +#define IC_I042 "i042" /* WD1770-PH */ +#define IC_I050 "i050" /* ADC0844CCN */ +#define IC_I058 "i058" /* Z8430A */ +#define IC_I060 "i060" /* uPD8251A */ +#define IC_I063 "i063" /* Z8420A */ + +/* interrupt sources */ +#define EINSTEIN_KEY_INT (1<<0) +#define EINSTEIN_ADC_INT (1<<1) +#define EINSTEIN_FIRE_INT (1<<2) + +/*************************************************************************** + TYPE DEFINITIONS +***************************************************************************/ + +class einstein_state : public driver_device +{ +public: + einstein_state(const machine_config &mconfig, device_type type, const char *tag) + : driver_device(mconfig, type, tag), + m_fdc(*this, IC_I042) + { } + + required_device<wd1770_t> m_fdc; + device_t *m_color_screen; + z80ctc_device *m_ctc; + + int m_rom_enabled; + int m_interrupt; + int m_interrupt_mask; + int m_ctc_trigger; + + /* keyboard */ + UINT8 m_keyboard_line; + UINT8 m_keyboard_data; + + /* 80 column device */ + mc6845_device *m_mc6845; + screen_device *m_crtc_screen; + UINT8 *m_crtc_ram; + UINT8 m_de; + + static const floppy_format_type floppy_formats[]; + DECLARE_WRITE8_MEMBER(einstein_80col_ram_w); + DECLARE_READ8_MEMBER(einstein_80col_ram_r); + DECLARE_READ8_MEMBER(einstein_80col_state_r); + DECLARE_WRITE8_MEMBER(einstein_keyboard_line_write); + DECLARE_READ8_MEMBER(einstein_keyboard_data_read); + DECLARE_WRITE8_MEMBER(einstein_rom_w); + DECLARE_READ8_MEMBER(einstein_kybintmsk_r); + DECLARE_WRITE8_MEMBER(einstein_kybintmsk_w); + DECLARE_WRITE8_MEMBER(einstein_adcintmsk_w); + DECLARE_WRITE8_MEMBER(einstein_fire_int_w); +}; + + +// ======================> einstein_keyboard_daisy_device + +class einstein_keyboard_daisy_device : public device_t, + public device_z80daisy_interface +{ +public: + // construction/destruction + einstein_keyboard_daisy_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); + +private: + virtual void device_start(); + // z80daisy_interface overrides + virtual int z80daisy_irq_state(); + virtual int z80daisy_irq_ack(); + virtual void z80daisy_irq_reti(); +}; + +extern const device_type EINSTEIN_KEYBOARD_DAISY; + + +// ======================> einstein_adc_daisy_device + +class einstein_adc_daisy_device : public device_t, + public device_z80daisy_interface +{ +public: + // construction/destruction + einstein_adc_daisy_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); + +private: + virtual void device_start(); + // z80daisy_interface overrides + virtual int z80daisy_irq_state(); + virtual int z80daisy_irq_ack(); + virtual void z80daisy_irq_reti(); + +}; + +extern const device_type EINSTEIN_ADC_DAISY; + +// ======================> einstein_fire_daisy_device + +class einstein_fire_daisy_device : public device_t, + public device_z80daisy_interface +{ +public: + // construction/destruction + einstein_fire_daisy_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); + +private: + virtual void device_start(); + // z80daisy_interface overrides + virtual int z80daisy_irq_state(); + virtual int z80daisy_irq_ack(); + virtual void z80daisy_irq_reti(); +}; + +extern const device_type EINSTEIN_FIRE_DAISY; + +#endif /* EINSTEIN_H_ */ |