// license:BSD-3-Clause // copyright-holders:Curt Coder, Robbbert, Wilbert Pol #pragma once #ifndef __OSI__ #define __OSI__ #include "emu.h" #include "cpu/m6502/m6502.h" #include "formats/basicdsk.h" #include "imagedev/cassette.h" #include "imagedev/floppy.h" #include "machine/6850acia.h" #include "machine/6821pia.h" #include "machine/ram.h" #include "sound/discrete.h" #include "sound/beep.h" #define SCREEN_TAG "screen" #define M6502_TAG "m6502" #define DISCRETE_TAG "discrete" #define X1 3932160 #define UK101_X1 XTAL_8MHz #define OSI600_VIDEORAM_SIZE 0x400 #define OSI630_COLORRAM_SIZE 0x400 class sb2m600_state : public driver_device { public: sb2m600_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag), m_maincpu(*this, M6502_TAG), m_acia_0(*this, "acia_0"), m_cassette(*this, "cassette"), m_discrete(*this, DISCRETE_TAG), m_ram(*this, RAM_TAG), m_video_ram(*this, "video_ram"), m_color_ram(*this, "color_ram"), m_io_row0(*this, "ROW0"), m_io_row1(*this, "ROW1"), m_io_row2(*this, "ROW2"), m_io_row3(*this, "ROW3"), m_io_row4(*this, "ROW4"), m_io_row5(*this, "ROW5"), m_io_row6(*this, "ROW6"), m_io_row7(*this, "ROW7"), m_io_sound(*this, "Sound"), m_io_reset(*this, "Reset"), m_beeper(*this, "beeper") { } UINT32 screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); DECLARE_READ8_MEMBER( keyboard_r ); DECLARE_WRITE8_MEMBER( keyboard_w ); DECLARE_WRITE8_MEMBER( ctrl_w ); DECLARE_WRITE_LINE_MEMBER( cassette_tx ); DECLARE_WRITE_LINE_MEMBER( write_cassette_clock ); void floppy_index_callback(floppy_image_device *floppy, int state); DECLARE_PALETTE_INIT(osi630); protected: virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override; virtual void machine_start() override; virtual void video_start() override; enum { TIMER_SETUP_BEEP }; required_device m_maincpu; required_device m_acia_0; required_device m_cassette; optional_device m_discrete; required_device m_ram; required_shared_ptr m_video_ram; optional_shared_ptr m_color_ram; required_ioport m_io_row0; required_ioport m_io_row1; required_ioport m_io_row2; required_ioport m_io_row3; required_ioport m_io_row4; required_ioport m_io_row5; required_ioport m_io_row6; required_ioport m_io_row7; required_ioport m_io_sound; required_ioport m_io_reset; optional_device m_beeper; /* floppy state */ int m_fdc_index; /* keyboard state */ UINT8 m_keylatch; /* video state */ int m_32; int m_coloren; UINT8 *m_p_chargen; }; class c1p_state : public sb2m600_state { public: c1p_state(const machine_config &mconfig, device_type type, const char *tag) : sb2m600_state(mconfig, type, tag), m_beep(*this, "beeper") { } required_device m_beep; virtual void machine_start() override; DECLARE_WRITE8_MEMBER( osi630_ctrl_w ); DECLARE_WRITE8_MEMBER( osi630_sound_w ); DECLARE_DRIVER_INIT(c1p); }; class c1pmf_state : public c1p_state { public: c1pmf_state(const machine_config &mconfig, device_type type, const char *tag) : c1p_state(mconfig, type, tag), m_floppy0(*this, "floppy0"), m_floppy1(*this, "floppy1") { } DECLARE_READ8_MEMBER( osi470_pia_pa_r ); DECLARE_WRITE8_MEMBER( osi470_pia_pa_w ); DECLARE_WRITE8_MEMBER( osi470_pia_pb_w ); DECLARE_WRITE_LINE_MEMBER( osi470_pia_cb2_w ); protected: virtual void machine_start() override; private: required_device m_floppy0; required_device m_floppy1; }; class uk101_state : public sb2m600_state { public: uk101_state(const machine_config &mconfig, device_type type, const char *tag) : sb2m600_state(mconfig, type, tag) { } UINT32 screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); DECLARE_WRITE8_MEMBER( keyboard_w ); }; /* ---------- defined in video/osi.c ---------- */ MACHINE_CONFIG_EXTERN( osi600_video ); MACHINE_CONFIG_EXTERN( uk101_video ); MACHINE_CONFIG_EXTERN( osi630_video ); #endif