147 lines
3.7 KiB
C++
147 lines
3.7 KiB
C++
// license:BSD-3-Clause
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// copyright-holders:Curt Coder
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#pragma once
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#ifndef __TIKI100__
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#define __TIKI100__
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#include "emu.h"
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#include "bus/centronics/ctronics.h"
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#include "cpu/z80/z80.h"
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#include "cpu/z80/z80daisy.h"
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#include "formats/tiki100_dsk.h"
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#include "imagedev/cassette.h"
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#include "machine/ram.h"
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#include "machine/z80ctc.h"
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#include "machine/z80dart.h"
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#include "machine/z80pio.h"
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#include "machine/wd_fdc.h"
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#include "sound/ay8910.h"
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#define Z80_TAG "z80"
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#define Z80DART_TAG "z80dart"
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#define Z80PIO_TAG "z80pio"
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#define Z80CTC_TAG "z80ctc"
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#define FD1797_TAG "fd1797"
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#define AY8912_TAG "ay8912"
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#define RS232_A_TAG "rs232a"
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#define RS232_B_TAG "rs232b"
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#define CASSETTE_TAG "cassette"
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#define CENTRONICS_TAG "centronics"
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#define SCREEN_TAG "screen"
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#define TIKI100_VIDEORAM_SIZE 0x8000
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#define TIKI100_VIDEORAM_MASK 0x7fff
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#define BANK_ROM 0
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#define BANK_RAM 1
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#define BANK_VIDEO_RAM 2
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class tiki100_state : public driver_device
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{
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public:
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tiki100_state(const machine_config &mconfig, device_type type, const char *tag)
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: driver_device(mconfig, type, tag),
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m_maincpu(*this, Z80_TAG),
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m_ctc(*this, Z80CTC_TAG),
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m_fdc(*this, FD1797_TAG),
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m_pio(*this, Z80PIO_TAG),
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m_dart(*this, Z80DART_TAG),
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m_ram(*this, RAM_TAG),
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m_floppy0(*this, FD1797_TAG":0"),
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m_floppy1(*this, FD1797_TAG":1"),
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m_cassette(*this, CASSETTE_TAG),
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m_centronics(*this, CENTRONICS_TAG),
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m_rom(*this, Z80_TAG),
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m_video_ram(*this, "video_ram"),
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m_y1(*this, "Y1"),
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m_y2(*this, "Y2"),
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m_y3(*this, "Y3"),
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m_y4(*this, "Y4"),
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m_y5(*this, "Y5"),
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m_y6(*this, "Y6"),
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m_y7(*this, "Y7"),
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m_y8(*this, "Y8"),
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m_y9(*this, "Y9"),
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m_y10(*this, "Y10"),
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m_y11(*this, "Y11"),
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m_y12(*this, "Y12"),
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m_palette(*this, "palette")
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{ }
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required_device<cpu_device> m_maincpu;
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required_device<z80ctc_device> m_ctc;
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required_device<fd1797_t> m_fdc;
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required_device<z80pio_device> m_pio;
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required_device<z80dart_device> m_dart;
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required_device<ram_device> m_ram;
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required_device<floppy_connector> m_floppy0;
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required_device<floppy_connector> m_floppy1;
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required_device<cassette_image_device> m_cassette;
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required_device<centronics_device> m_centronics;
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required_memory_region m_rom;
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optional_shared_ptr<UINT8> m_video_ram;
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required_ioport m_y1;
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required_ioport m_y2;
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required_ioport m_y3;
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required_ioport m_y4;
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required_ioport m_y5;
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required_ioport m_y6;
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required_ioport m_y7;
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required_ioport m_y8;
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required_ioport m_y9;
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required_ioport m_y10;
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required_ioport m_y11;
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required_ioport m_y12;
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required_device<palette_device> m_palette;
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virtual void machine_start();
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virtual void machine_reset();
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UINT32 screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
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DECLARE_READ8_MEMBER( gfxram_r );
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DECLARE_WRITE8_MEMBER( gfxram_w );
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DECLARE_READ8_MEMBER( keyboard_r );
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DECLARE_WRITE8_MEMBER( keyboard_w );
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DECLARE_WRITE8_MEMBER( video_mode_w );
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DECLARE_WRITE8_MEMBER( palette_w );
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DECLARE_WRITE8_MEMBER( system_w );
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DECLARE_WRITE_LINE_MEMBER( ctc_z0_w );
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DECLARE_WRITE_LINE_MEMBER( ctc_z2_w );
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DECLARE_WRITE8_MEMBER( video_scroll_w );
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DECLARE_READ8_MEMBER( pio_pb_r );
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DECLARE_WRITE8_MEMBER( pio_pb_w );
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DECLARE_FLOPPY_FORMATS( floppy_formats );
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void bankswitch();
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/* memory state */
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int m_rome;
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int m_vire;
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/* video state */
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UINT8 m_scroll;
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UINT8 m_mode;
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UINT8 m_palette_val;
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/* keyboard state */
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int m_keylatch;
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TIMER_DEVICE_CALLBACK_MEMBER( ctc_tick );
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TIMER_DEVICE_CALLBACK_MEMBER( tape_tick );
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DECLARE_WRITE_LINE_MEMBER(write_centronics_ack);
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DECLARE_WRITE_LINE_MEMBER(write_centronics_busy);
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DECLARE_WRITE_LINE_MEMBER(write_centronics_perror);
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int m_centronics_ack;
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int m_centronics_busy;
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int m_centronics_perror;
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};
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#endif
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