mame/src/mess/includes/tiki100.h
2014-04-07 06:04:18 +00:00

147 lines
3.7 KiB
C++

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