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diff --git a/src/mame/includes/thomson.h b/src/mame/includes/thomson.h
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+// license:BSD-3-Clause
+// copyright-holders:Antoine Mine
+/**********************************************************************
+
+ Copyright (C) Antoine Mine' 2006
+
+ Thomson 8-bit computers
+
+**********************************************************************/
+
+#ifndef _THOMSON_H_
+#define _THOMSON_H_
+
+#include "emu.h"
+#include "bus/rs232/rs232.h"
+#include "cpu/m6809/m6809.h"
+#include "machine/6821pia.h"
+#include "machine/mc6846.h"
+#include "machine/6850acia.h"
+#include "machine/mos6551.h"
+#include "sound/dac.h"
+#include "audio/mea8000.h"
+#include "bus/centronics/ctronics.h"
+#include "imagedev/cassette.h"
+#include "machine/mc6843.h"
+#include "machine/mc6846.h"
+#include "machine/mc6854.h"
+#include "formats/thom_cas.h"
+#include "formats/thom_dsk.h"
+#include "machine/thomflop.h"
+#include "imagedev/floppy.h"
+#include "machine/ram.h"
+
+#include "bus/generic/slot.h"
+#include "bus/generic/carts.h"
+
+
+/* 6821 PIAs */
+#define THOM_PIA_SYS "pia_0" /* system PIA */
+#define THOM_PIA_GAME "pia_1" /* music & game PIA (joypad + sound) */
+#define THOM_PIA_IO "pia_2" /* CC 90-232 I/O extension (parallel & RS-232) */
+#define THOM_PIA_MODEM "pia_3" /* MD 90-120 MODEM extension */
+
+/* sound ports */
+#define THOM_SOUND_BUZ 0 /* 1-bit buzzer */
+#define THOM_SOUND_GAME 1 /* 6-bit game port DAC */
+#define THOM_SOUND_SPEECH 2 /* speech synthesis */
+
+/* bank-switching */
+#define THOM_CART_BANK "bank2" /* cartridge ROM */
+#define THOM_RAM_BANK "bank3" /* data RAM */
+#define THOM_FLOP_BANK "bank4" /* external floppy controller ROM */
+#define THOM_BASE_BANK "bank5" /* system RAM */
+
+/* bank-switching */
+#define TO8_SYS_LO "bank5" /* system RAM low 2 Kb */
+#define TO8_SYS_HI "bank6" /* system RAM hi 2 Kb */
+#define TO8_DATA_LO "bank7" /* data RAM low 2 Kb */
+#define TO8_DATA_HI "bank8" /* data RAM hi 2 Kb */
+#define TO8_BIOS_BANK "bank9" /* BIOS ROM */
+#define MO6_CART_LO "bank10"
+#define MO6_CART_HI "bank11"
+
+
+/* original screen dimension (may be different from emulated screen!) */
+#define THOM_ACTIVE_WIDTH 320
+#define THOM_BORDER_WIDTH 56
+#define THOM_ACTIVE_HEIGHT 200
+#define THOM_BORDER_HEIGHT 47
+#define THOM_TOTAL_WIDTH 432
+#define THOM_TOTAL_HEIGHT 294
+
+/* Emulated screen dimension may be doubled to allow hi-res 640x200 mode.
+ Emulated screen can have smaller borders.
+ */
+
+/* maximum number of video pages:
+ 1 for TO7 generation (including MO5)
+ 4 for TO8 generation (including TO9, MO6)
+ */
+#define THOM_NB_PAGES 4
+
+/* page 0 is banked */
+#define THOM_VRAM_BANK "bank1"
+
+
+struct thom_vsignal {
+ unsigned count; /* pixel counter */
+ unsigned init; /* 1 -> active vertical windos, 0 -> border/VBLANK */
+ unsigned inil; /* 1 -> active horizontal window, 0 -> border/HBLANK */
+ unsigned lt3; /* bit 3 of us counter */
+ unsigned line; /* line counter */
+};
+
+
+class thomson_state : public driver_device
+{
+public:
+ thomson_state(const machine_config &mconfig, device_type type, const char *tag) :
+ driver_device(mconfig, type, tag),
+ m_mc6854(*this, "mc6854"),
+ m_maincpu(*this, "maincpu"),
+ m_cassette(*this, "cassette"),
+ m_buzzer(*this, "buzzer"),
+ m_dac(*this, "dac"),
+ m_centronics(*this, "centronics"),
+ m_cent_data_out(*this, "cent_data_out"),
+ m_pia_sys(*this, THOM_PIA_SYS),
+ m_pia_game(*this, THOM_PIA_GAME),
+ m_acia(*this, "acia6850"),
+ m_mea8000(*this, "mea8000"),
+ m_ram(*this, RAM_TAG),
+ m_mc6846(*this, "mc6846"),
+ m_mc6843(*this, "mc6843"),
+ m_acia6850(*this, "acia6850"),
+ m_screen(*this, "screen"),
+ m_io_game_port_directions(*this, "game_port_directions"),
+ m_io_game_port_buttons(*this, "game_port_buttons"),
+ m_io_mouse_x(*this, "mouse_x"),
+ m_io_mouse_y(*this, "mouse_y"),
+ m_io_mouse_button(*this, "mouse_button"),
+ m_io_lightpen_x(*this, "lightpen_x"),
+ m_io_lightpen_y(*this, "lightpen_y"),
+ m_io_lightpen_button(*this, "lightpen_button"),
+ m_io_config(*this, "config"),
+ m_io_vconfig(*this, "vconfig"),
+ m_io_mconfig(*this, "mconfig"),
+ m_io_fconfig(*this, "fconfig"),
+ m_io_keyboard(*this, "keyboard"),
+ m_vrambank(*this, THOM_VRAM_BANK),
+ m_cartbank(*this, THOM_CART_BANK),
+ m_rambank(*this, THOM_RAM_BANK),
+ m_flopbank(*this, THOM_FLOP_BANK),
+ m_basebank(*this, THOM_BASE_BANK),
+ m_syslobank(*this, TO8_SYS_LO),
+ m_syshibank(*this, TO8_SYS_HI),
+ m_datalobank(*this, TO8_DATA_LO),
+ m_datahibank(*this, TO8_DATA_HI),
+ m_biosbank(*this, TO8_BIOS_BANK),
+ m_cartlobank(*this, MO6_CART_LO),
+ m_carthibank(*this, MO6_CART_HI)
+ {
+ }
+
+ DECLARE_FLOPPY_FORMATS(cd90_640_formats);
+
+ DECLARE_DEVICE_IMAGE_LOAD_MEMBER( to7_cartridge );
+ DECLARE_DEVICE_IMAGE_LOAD_MEMBER( mo5_cartridge );
+
+ DECLARE_WRITE_LINE_MEMBER( to7_set_cassette_motor );
+ DECLARE_WRITE_LINE_MEMBER( mo5_set_cassette_motor );
+ DECLARE_WRITE_LINE_MEMBER( thom_dev_irq_0 );
+ DECLARE_WRITE_LINE_MEMBER( thom_irq_1 );
+ DECLARE_WRITE_LINE_MEMBER( thom_firq_1 );
+ DECLARE_WRITE8_MEMBER( to7_cartridge_w );
+ DECLARE_READ8_MEMBER( to7_cartridge_r );
+ DECLARE_WRITE8_MEMBER( to7_timer_port_out );
+ DECLARE_WRITE8_MEMBER( to7_timer_cp2_out );
+ DECLARE_READ8_MEMBER( to7_timer_port_in );
+ DECLARE_WRITE8_MEMBER( to7_timer_tco_out );
+ DECLARE_WRITE_LINE_MEMBER( to7_sys_cb2_out );
+ DECLARE_WRITE8_MEMBER( to7_sys_portb_out );
+ DECLARE_READ8_MEMBER( to7_sys_porta_in );
+ DECLARE_READ8_MEMBER( to7_sys_portb_in );
+ DECLARE_WRITE_LINE_MEMBER( to7_modem_cb );
+ DECLARE_WRITE_LINE_MEMBER( to7_modem_tx_w );
+ DECLARE_WRITE_LINE_MEMBER( write_acia_clock );
+ DECLARE_READ8_MEMBER( to7_modem_mea8000_r );
+ DECLARE_WRITE8_MEMBER( to7_modem_mea8000_w );
+ DECLARE_READ8_MEMBER( to7_game_porta_in );
+ DECLARE_READ8_MEMBER( to7_game_portb_in );
+ DECLARE_WRITE8_MEMBER( to7_game_portb_out );
+ DECLARE_WRITE_LINE_MEMBER( to7_game_cb2_out );
+ TIMER_CALLBACK_MEMBER( to7_game_update_cb );
+ DECLARE_READ8_MEMBER( to7_midi_r );
+ DECLARE_WRITE8_MEMBER( to7_midi_w );
+ DECLARE_MACHINE_RESET( to7 );
+ DECLARE_MACHINE_START( to7 );
+ DECLARE_WRITE_LINE_MEMBER( to770_sys_cb2_out );
+ DECLARE_READ8_MEMBER( to770_sys_porta_in );
+ void to7_update_cart_bank_postload();
+ void to770_update_ram_bank_postload();
+ DECLARE_WRITE8_MEMBER( to770_sys_portb_out );
+ DECLARE_WRITE8_MEMBER( to770_timer_port_out );
+ DECLARE_READ8_MEMBER( to770_gatearray_r );
+ DECLARE_WRITE8_MEMBER( to770_gatearray_w );
+ DECLARE_MACHINE_RESET( to770 );
+ DECLARE_MACHINE_START( to770 );
+ void to7_lightpen_cb( int step );
+ void mo5_lightpen_cb( int step );
+ TIMER_CALLBACK_MEMBER( mo5_periodic_cb );
+ DECLARE_WRITE8_MEMBER( mo5_sys_porta_out );
+ DECLARE_READ8_MEMBER( mo5_sys_porta_in );
+ DECLARE_WRITE8_MEMBER( mo5_sys_portb_out );
+ DECLARE_READ8_MEMBER( mo5_sys_portb_in );
+ DECLARE_READ8_MEMBER( mo5_gatearray_r );
+ DECLARE_WRITE8_MEMBER( mo5_gatearray_w );
+ void mo5_update_cart_bank_postload();
+ DECLARE_WRITE8_MEMBER( mo5_cartridge_w );
+ DECLARE_READ8_MEMBER( mo5_cartridge_r );
+ DECLARE_WRITE8_MEMBER( mo5_ext_w );
+ DECLARE_MACHINE_RESET( mo5 );
+ DECLARE_MACHINE_START( mo5 );
+ DECLARE_WRITE8_MEMBER( to9_ieee_w );
+ DECLARE_READ8_MEMBER( to9_ieee_r );
+ DECLARE_READ8_MEMBER( to9_gatearray_r );
+ DECLARE_WRITE8_MEMBER( to9_gatearray_w );
+ DECLARE_READ8_MEMBER( to9_vreg_r );
+ DECLARE_WRITE8_MEMBER( to9_vreg_w );
+ void to9_update_cart_bank_postload();
+ DECLARE_WRITE8_MEMBER( to9_cartridge_w );
+ DECLARE_READ8_MEMBER( to9_cartridge_r );
+ void to9_update_ram_bank_postload();
+ DECLARE_READ8_MEMBER( to9_kbd_r );
+ DECLARE_WRITE8_MEMBER( to9_kbd_w );
+ TIMER_CALLBACK_MEMBER( to9_kbd_timer_cb );
+ DECLARE_READ8_MEMBER( to9_sys_porta_in );
+ DECLARE_WRITE8_MEMBER( to9_sys_porta_out );
+ DECLARE_WRITE8_MEMBER( to9_sys_portb_out );
+ DECLARE_WRITE8_MEMBER( to9_timer_port_out );
+ DECLARE_MACHINE_RESET( to9 );
+ DECLARE_MACHINE_START( to9 );
+ TIMER_CALLBACK_MEMBER( to8_kbd_timer_cb );
+ void to8_update_floppy_bank_postload();
+ void to8_update_ram_bank_postload();
+ void to8_update_cart_bank_postload();
+ DECLARE_WRITE8_MEMBER( to8_cartridge_w );
+ DECLARE_READ8_MEMBER( to8_cartridge_r );
+ DECLARE_READ8_MEMBER( to8_floppy_r );
+ DECLARE_WRITE8_MEMBER( to8_floppy_w );
+ DECLARE_READ8_MEMBER( to8_gatearray_r );
+ DECLARE_WRITE8_MEMBER( to8_gatearray_w );
+ DECLARE_READ8_MEMBER( to8_vreg_r );
+ DECLARE_WRITE8_MEMBER( to8_vreg_w );
+ DECLARE_READ8_MEMBER( to8_sys_porta_in );
+ DECLARE_WRITE8_MEMBER( to8_sys_portb_out );
+ DECLARE_READ8_MEMBER( to8_timer_port_in );
+ DECLARE_WRITE8_MEMBER( to8_timer_port_out );
+ DECLARE_WRITE8_MEMBER( to8_timer_cp2_out );
+ void to8_lightpen_cb( int step );
+ DECLARE_MACHINE_RESET( to8 );
+ DECLARE_MACHINE_START( to8 );
+ DECLARE_READ8_MEMBER( to9p_timer_port_in );
+ DECLARE_WRITE8_MEMBER( to9p_timer_port_out );
+ DECLARE_MACHINE_RESET( to9p );
+ DECLARE_MACHINE_START( to9p );
+ void mo6_update_ram_bank_postload();
+ void mo6_update_cart_bank_postload();
+ DECLARE_WRITE8_MEMBER( mo6_cartridge_w );
+ DECLARE_READ8_MEMBER( mo6_cartridge_r );
+ DECLARE_WRITE8_MEMBER( mo6_ext_w );
+ DECLARE_WRITE_LINE_MEMBER( mo6_centronics_busy );
+ DECLARE_WRITE8_MEMBER( mo6_game_porta_out );
+ DECLARE_WRITE_LINE_MEMBER( mo6_game_cb2_out );
+ TIMER_CALLBACK_MEMBER( mo6_game_update_cb );
+ DECLARE_READ8_MEMBER( mo6_sys_porta_in );
+ DECLARE_READ8_MEMBER( mo6_sys_portb_in );
+ DECLARE_WRITE8_MEMBER( mo6_sys_porta_out );
+ DECLARE_WRITE8_MEMBER( mo6_sys_portb_out );
+ DECLARE_WRITE_LINE_MEMBER( mo6_sys_cb2_out );
+ DECLARE_READ8_MEMBER( mo6_gatearray_r );
+ DECLARE_WRITE8_MEMBER( mo6_gatearray_w );
+ DECLARE_READ8_MEMBER( mo6_vreg_r );
+ DECLARE_WRITE8_MEMBER( mo6_vreg_w );
+ DECLARE_MACHINE_RESET( mo6 );
+ DECLARE_MACHINE_START( mo6 );
+ DECLARE_READ8_MEMBER( mo5nr_net_r );
+ DECLARE_WRITE8_MEMBER( mo5nr_net_w );
+ DECLARE_READ8_MEMBER( mo5nr_prn_r );
+ DECLARE_WRITE8_MEMBER( mo5nr_prn_w );
+ DECLARE_READ8_MEMBER( mo5nr_sys_portb_in );
+ DECLARE_WRITE8_MEMBER( mo5nr_sys_porta_out );
+ DECLARE_MACHINE_RESET( mo5nr );
+ DECLARE_MACHINE_START( mo5nr );
+
+ TIMER_CALLBACK_MEMBER( thom_lightpen_step );
+ TIMER_CALLBACK_MEMBER( thom_scanline_start );
+ UINT32 screen_update_thom(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
+ DECLARE_WRITE8_MEMBER( to7_vram_w );
+ DECLARE_WRITE8_MEMBER( to770_vram_w );
+ DECLARE_WRITE8_MEMBER( to8_sys_lo_w );
+ DECLARE_WRITE8_MEMBER( to8_sys_hi_w );
+ DECLARE_WRITE8_MEMBER( to8_data_lo_w );
+ DECLARE_WRITE8_MEMBER( to8_data_hi_w );
+ DECLARE_WRITE8_MEMBER( to8_vcart_w );
+ DECLARE_WRITE8_MEMBER( mo6_vcart_lo_w );
+ DECLARE_WRITE8_MEMBER( mo6_vcart_hi_w );
+ TIMER_CALLBACK_MEMBER( thom_set_init );
+ void to770_scandraw_16( UINT8* vram, UINT16* dst, UINT16* pal, int org, int len );
+ void mo5_scandraw_16( UINT8* vram, UINT16* dst, UINT16* pal, int org, int len );
+ void mo5alt_scandraw_16( UINT8* vram, UINT16* dst, UINT16* pal, int org, int len );
+ void to9_scandraw_16( UINT8* vram, UINT16* dst, UINT16* pal, int org, int len );
+ void bitmap4_scandraw_16( UINT8* vram, UINT16* dst, UINT16* pal, int org, int len );
+ void bitmap4alt_scandraw_16( UINT8* vram, UINT16* dst, UINT16* pal, int org, int len );
+ void bitmap4althalf_scandraw_16( UINT8* vram, UINT16* dst, UINT16* pal, int org, int len );
+ void bitmap16_scandraw_16( UINT8* vram, UINT16* dst, UINT16* pal, int org, int len );
+ void mode80_scandraw_16( UINT8* vram, UINT16* dst, UINT16* pal, int org, int len );
+ void mode80_to9_scandraw_16( UINT8* vram, UINT16* dst, UINT16* pal, int org, int len );
+ void page1_scandraw_16( UINT8* vram, UINT16* dst, UINT16* pal, int org, int len );
+ void page2_scandraw_16( UINT8* vram, UINT16* dst, UINT16* pal, int org, int len );
+ void overlay_scandraw_16( UINT8* vram, UINT16* dst, UINT16* pal, int org, int len );
+ void overlayhalf_scandraw_16( UINT8* vram, UINT16* dst, UINT16* pal, int org, int len );
+ void overlay3_scandraw_16( UINT8* vram, UINT16* dst, UINT16* pal, int org, int len );
+ void to770_scandraw_8( UINT8* vram, UINT16* dst, UINT16* pal, int org, int len );
+ void mo5_scandraw_8( UINT8* vram, UINT16* dst, UINT16* pal, int org, int len );
+ void mo5alt_scandraw_8( UINT8* vram, UINT16* dst, UINT16* pal, int org, int len );
+ void to9_scandraw_8( UINT8* vram, UINT16* dst, UINT16* pal, int org, int len );
+ void bitmap4_scandraw_8( UINT8* vram, UINT16* dst, UINT16* pal, int org, int len );
+ void bitmap4alt_scandraw_8( UINT8* vram, UINT16* dst, UINT16* pal, int org, int len );
+ void bitmap4althalf_scandraw_8( UINT8* vram, UINT16* dst, UINT16* pal, int org, int len );
+ void bitmap16_scandraw_8( UINT8* vram, UINT16* dst, UINT16* pal, int org, int len );
+ void mode80_scandraw_8( UINT8* vram, UINT16* dst, UINT16* pal, int org, int len );
+ void mode80_to9_scandraw_8( UINT8* vram, UINT16* dst, UINT16* pal, int org, int len );
+ void page1_scandraw_8( UINT8* vram, UINT16* dst, UINT16* pal, int org, int len );
+ void page2_scandraw_8( UINT8* vram, UINT16* dst, UINT16* pal, int org, int len );
+ void overlay_scandraw_8( UINT8* vram, UINT16* dst, UINT16* pal, int org, int len );
+ void overlayhalf_scandraw_8( UINT8* vram, UINT16* dst, UINT16* pal, int org, int len );
+ void overlay3_scandraw_8( UINT8* vram, UINT16* dst, UINT16* pal, int org, int len );
+ void thom_vblank( screen_device &screen, bool state );
+ DECLARE_VIDEO_START( thom );
+
+ DECLARE_READ8_MEMBER( to7_5p14_r );
+ DECLARE_WRITE8_MEMBER( to7_5p14_w );
+ DECLARE_READ8_MEMBER( to7_5p14sd_r );
+ DECLARE_WRITE8_MEMBER( to7_5p14sd_w );
+ DECLARE_READ8_MEMBER( to7_qdd_r );
+ DECLARE_WRITE8_MEMBER( to7_qdd_w );
+ TIMER_CALLBACK_MEMBER( thmfc_floppy_cmd_complete_cb );
+ DECLARE_READ8_MEMBER( thmfc_floppy_r );
+ DECLARE_WRITE8_MEMBER( thmfc_floppy_w );
+ TIMER_CALLBACK_MEMBER( ans4 );
+ TIMER_CALLBACK_MEMBER( ans3 );
+ TIMER_CALLBACK_MEMBER( ans2 );
+ TIMER_CALLBACK_MEMBER( ans );
+ DECLARE_READ8_MEMBER( to7_network_r );
+ DECLARE_WRITE8_MEMBER( to7_network_w );
+ DECLARE_READ8_MEMBER( to7_floppy_r );
+ DECLARE_WRITE8_MEMBER( to7_floppy_w );
+ DECLARE_READ8_MEMBER( to9_floppy_r );
+ DECLARE_WRITE8_MEMBER( to9_floppy_w );
+ WRITE_LINE_MEMBER( fdc_index_0_w );
+ WRITE_LINE_MEMBER( fdc_index_1_w );
+ WRITE_LINE_MEMBER( fdc_index_2_w );
+ WRITE_LINE_MEMBER( fdc_index_3_w );
+ void thomson_index_callback(legacy_floppy_image_device *device, int state);
+ DECLARE_PALETTE_INIT(thom);
+ DECLARE_PALETTE_INIT(mo5);
+
+ optional_device<mc6854_device> m_mc6854;
+
+ DECLARE_WRITE_LINE_MEMBER(write_centronics_perror);
+ DECLARE_WRITE_LINE_MEMBER(write_centronics_busy);
+
+ int m_centronics_busy;
+ int m_centronics_perror;
+
+ MC6854_OUT_FRAME_CB(to7_network_got_frame);
+
+protected:
+ required_device<cpu_device> m_maincpu;
+ required_device<cassette_image_device> m_cassette;
+ required_device<dac_device> m_buzzer;
+ required_device<dac_device> m_dac;
+ optional_device<centronics_device> m_centronics;
+ optional_device<output_latch_device> m_cent_data_out;
+ required_device<pia6821_device> m_pia_sys;
+ required_device<pia6821_device> m_pia_game;
+ required_device<acia6850_device> m_acia;
+ required_device<mea8000_device> m_mea8000;
+ required_device<ram_device> m_ram;
+ optional_device<mc6846_device> m_mc6846;
+ optional_device<mc6843_device> m_mc6843;
+ optional_device<acia6850_device> m_acia6850;
+ required_device<screen_device> m_screen;
+ required_ioport m_io_game_port_directions;
+ required_ioport m_io_game_port_buttons;
+ required_ioport m_io_mouse_x;
+ required_ioport m_io_mouse_y;
+ required_ioport m_io_mouse_button;
+ required_ioport m_io_lightpen_x;
+ required_ioport m_io_lightpen_y;
+ required_ioport m_io_lightpen_button;
+ required_ioport m_io_config;
+ required_ioport m_io_vconfig;
+ optional_ioport m_io_mconfig;
+ required_ioport m_io_fconfig;
+ required_ioport_array<10> m_io_keyboard;
+ required_memory_bank m_vrambank;
+ optional_memory_bank m_cartbank;
+ optional_memory_bank m_rambank;
+ required_memory_bank m_flopbank;
+ required_memory_bank m_basebank;
+ required_memory_bank m_syslobank;
+ optional_memory_bank m_syshibank;
+ optional_memory_bank m_datalobank;
+ optional_memory_bank m_datahibank;
+ optional_memory_bank m_biosbank;
+ optional_memory_bank m_cartlobank;
+ optional_memory_bank m_carthibank;
+
+ /* bank logging and optimisations */
+ int m_old_cart_bank;
+ int m_old_cart_bank_was_read_only;
+ int m_old_ram_bank;
+ int m_old_floppy_bank;
+ /* buffer storing demodulated bits, only for k7 and with speed hack */
+ UINT32 m_to7_k7_bitsize;
+ UINT8* m_to7_k7_bits;
+ /* several devices on the same irqs */
+ UINT8 m_thom_irq;
+ UINT8 m_thom_firq;
+ /* ------------ cartridge ------------ */
+ UINT8 m_thom_cart_nb_banks; /* number of 16 KB banks (up to 4) */
+ UINT8 m_thom_cart_bank; /* current bank */
+ UINT8 m_to7_lightpen_step;
+ UINT8 m_to7_lightpen;
+ UINT8 m_to7_modem_tx;
+ /* calls to7_game_update_cb periodically */
+ emu_timer* m_to7_game_timer;
+ UINT8 m_to7_game_sound;
+ UINT8 m_to7_game_mute;
+ emu_timer* m_mo5_periodic_timer;
+ UINT8 m_mo5_reg_cart; /* 0xa7cb bank switch */
+ UINT8 m_to9_palette_data[32];
+ UINT8 m_to9_palette_idx;
+ UINT8 m_to9_soft_bank;
+ UINT8 m_to9_kbd_parity; /* 0=even, 1=odd, 2=no parity */
+ UINT8 m_to9_kbd_intr; /* interrupt mode */
+ UINT8 m_to9_kbd_in; /* data from keyboard */
+ UINT8 m_to9_kbd_status; /* status */
+ UINT8 m_to9_kbd_overrun; /* character lost */
+ UINT8 m_to9_kbd_periph; /* peripherial mode */
+ UINT8 m_to9_kbd_byte_count; /* byte-count in peripherial mode */
+ UINT16 m_to9_mouse_x;
+ UINT16 m_to9_mouse_y;
+ UINT8 m_to9_kbd_last_key; /* for key repetition */
+ UINT16 m_to9_kbd_key_count;
+ UINT8 m_to9_kbd_caps; /* caps-lock */
+ UINT8 m_to9_kbd_pad; /* keypad outputs special codes */
+ emu_timer* m_to9_kbd_timer;
+ UINT8 m_to8_kbd_ack; /* 1 = cpu inits / accepts transfers */
+ UINT16 m_to8_kbd_data; /* data to transmit */
+ UINT16 m_to8_kbd_step; /* transmission automaton state */
+ UINT8 m_to8_kbd_last_key; /* last key (for repetition) */
+ UINT32 m_to8_kbd_key_count; /* keypress time (for repetition) */
+ UINT8 m_to8_kbd_caps; /* caps lock */
+ emu_timer* m_to8_kbd_timer; /* bit-send */
+ emu_timer* m_to8_kbd_signal; /* signal from CPU */
+ UINT8 m_to8_data_vpage;
+ UINT8 m_to8_cart_vpage;
+ UINT8 m_to8_reg_ram;
+ UINT8 m_to8_reg_cart;
+ UINT8 m_to8_reg_sys1;
+ UINT8 m_to8_reg_sys2;
+ UINT8 m_to8_lightpen_intr;
+ UINT8 m_to8_soft_select;
+ UINT8 m_to8_soft_bank;
+ UINT8 m_to8_bios_bank;
+
+ /* We allow choosing dynamically:
+ - the border size
+ - whether we use 640 pixels or 320 pixels in an active row
+ (now this is automatically choosen by default for each frame)
+ */
+ UINT16 m_thom_bwidth;
+ UINT16 m_thom_bheight;
+ /* border size */
+ UINT8 m_thom_hires;
+ /* 0 = low res: 320x200 active area (faster)
+ 1 = hi res: 640x200 active area (can represent all video modes)
+ */
+ UINT8 m_thom_hires_better;
+ /* 1 = a 640 mode was used in the last frame */
+ /* we use our own video timing to precisely cope with VBLANK and HBLANK */
+ emu_timer* m_thom_video_timer; /* time elapsed from beginning of frame */
+ /* number of lightpen call-backs per frame */
+ int m_thom_lightpen_nb;
+ /* called thom_lightpen_nb times */
+ emu_timer *m_thom_lightpen_timer;
+ /* lightpen callback function to call from timer */
+ void (thomson_state::*m_thom_lightpen_cb)(int step);
+ UINT8* m_thom_vram; /* pointer to video memory */
+ emu_timer* m_thom_scanline_timer; /* scan-line udpate */
+ UINT16 m_thom_last_pal[16]; /* palette at last scanline start */
+ UINT16 m_thom_pal[16]; /* current palette */
+ UINT8 m_thom_pal_changed; /* whether pal != old_pal */
+ UINT8 m_thom_border_index; /* current border color index */
+ /* the left and right border color for each row (including top and bottom
+ border rows); -1 means unchanged wrt last scanline
+ */
+ INT16 m_thom_border_l[THOM_TOTAL_HEIGHT+1];
+ INT16 m_thom_border_r[THOM_TOTAL_HEIGHT+1];
+ /* active area, updated one scan-line at a time every 64us,
+ then blitted in screen_update
+ */
+ UINT16 m_thom_vbody[640*200];
+ UINT8 m_thom_vmode; /* current vide mode */
+ UINT8 m_thom_vpage; /* current video page */
+ /* this stores the video mode & page at each GPL in the current line
+ (-1 means unchanged)
+ */
+ INT16 m_thom_vmodepage[41];
+ UINT8 m_thom_vmodepage_changed;
+ /* one dirty flag for each video memory line */
+ UINT8 m_thom_vmem_dirty[205];
+ /* set to 1 if undirty scanlines need to be redrawn due to other video state
+ changes */
+ UINT8 m_thom_vstate_dirty;
+ UINT8 m_thom_vstate_last_dirty;
+ UINT32 m_thom_mode_point;
+ UINT32 m_thom_floppy_wcount;
+ UINT32 m_thom_floppy_rcount;
+ emu_timer *m_thom_init_timer;
+ void (thomson_state::*m_thom_init_cb)( int init );
+
+ int to7_get_cassette();
+ void to7_set_cassette( int data );
+ int mo5_get_cassette();
+ void mo5_set_cassette( int data );
+ void thom_set_irq( int line, int state );
+ void thom_set_firq( int line, int state );
+ void thom_irq_reset();
+ void thom_irq_init();
+ void thom_irq_0( int state );
+ void thom_irq_3( int state );
+ void thom_firq_2( int state );
+ void thom_irq_4( int state );
+ void thom_set_caps_led( int led );
+ void to7_update_cart_bank();
+ void to7_set_init( int init );
+ void to7_modem_reset();
+ void to7_modem_init();
+ UINT8 to7_get_mouse_signal();
+ void to7_game_sound_update();
+ void to7_game_init();
+ void to7_game_reset();
+ void to7_midi_reset();
+ void to7_midi_init();
+ void to770_update_ram_bank();
+ void mo5_init_timer();
+ void mo5_update_cart_bank();
+ void to9_set_video_mode( UINT8 data, int style );
+ void to9_palette_init();
+ void to9_update_cart_bank();
+ void to9_update_ram_bank();
+ int to9_kbd_ktest();
+ void to9_kbd_update_irq();
+ void to9_kbd_send( UINT8 data, int parity );
+ int to9_kbd_get_key();
+ void to9_kbd_reset();
+ void to9_kbd_init();
+ int to8_kbd_ktest();
+ int to8_kbd_get_key();
+ void to8_kbd_timer_func();
+ void to8_kbd_set_ack( int data );
+ void to8_kbd_reset();
+ void to8_kbd_init();
+ void to8_update_floppy_bank();
+ void to8_update_ram_bank();
+ void to8_update_cart_bank();
+ void to8_floppy_init();
+ void to8_floppy_reset();
+ void mo6_update_ram_bank();
+ void mo6_update_cart_bank();
+ void mo6_game_init();
+ void mo6_game_reset();
+ void mo5nr_game_init();
+ void mo5nr_game_reset();
+
+ int thom_update_screen_size();
+ unsigned thom_video_elapsed();
+ struct thom_vsignal thom_get_vsignal();
+ void thom_get_lightpen_pos( int*x, int* y );
+ struct thom_vsignal thom_get_lightpen_vsignal( int xdec, int ydec, int xdec2 );
+ void thom_set_lightpen_callback( int nb );
+ int thom_mode_is_hires( int mode );
+ void thom_border_changed();
+ void thom_gplinfo_changed();
+ void thom_set_border_color( unsigned index );
+ void thom_set_palette( unsigned index, UINT16 color );
+ void thom_set_video_mode( unsigned mode );
+ void thom_set_video_page( unsigned page );
+ void thom_set_mode_point( int point );
+ void thom_floppy_active( int write );
+ unsigned to7_lightpen_gpl( int decx, int decy );
+ void thom_configure_palette( double gamma, const UINT16* pal, palette_device& palette );
+
+ int thom_floppy_make_addr( chrn_id id, UINT8* dst, int sector_size );
+ int thom_floppy_make_sector( legacy_floppy_image_device* img, chrn_id id, UINT8* dst, int sector_size );
+ int thom_floppy_make_track( legacy_floppy_image_device* img, UINT8* dst, int sector_size, int side );
+ int thom_qdd_make_addr( int sector, UINT8* dst );
+ int thom_qdd_make_sector( legacy_floppy_image_device* img, int sector, UINT8* dst );
+ int thom_qdd_make_disk ( legacy_floppy_image_device* img, UINT8* dst );
+ void to7_5p14_reset();
+ void to7_5p14_init();
+ void to7_5p14_index_pulse_callback( device_t *controller,legacy_floppy_image_device *image, int state );
+ void to7_5p14sd_reset();
+ void to7_5p14sd_init();
+ void to7_qdd_index_pulse_cb( device_t *controller,legacy_floppy_image_device *image, int state );
+ legacy_floppy_image_device * to7_qdd_image();
+ void to7_qdd_stat_update();
+ UINT8 to7_qdd_read_byte();
+ void to7_qdd_write_byte( UINT8 data );
+ void to7_qdd_reset();
+ void to7_qdd_init();
+ legacy_floppy_image_device * thmfc_floppy_image();
+ int thmfc_floppy_is_qdd( legacy_floppy_image_device *image );
+ void thmfc_floppy_index_pulse_cb( device_t *controller,legacy_floppy_image_device *image, int state );
+ int thmfc_floppy_find_sector( chrn_id* dst );
+ void thmfc_floppy_cmd_complete();
+ UINT8 thmfc_floppy_read_byte();
+ UINT8 thmfc_floppy_raw_read_byte();
+ void thmfc_floppy_qdd_write_byte( UINT8 data );
+ void thmfc_floppy_write_byte( UINT8 data );
+ void thmfc_floppy_format_byte( UINT8 data );
+ void thmfc_floppy_reset();
+ void thmfc_floppy_init();
+ void to7_network_init();
+ void to7_network_reset();
+ void to7_floppy_init( void* base );
+ void to7_floppy_reset();
+ void to9_floppy_init(void* int_base, void* ext_base);
+ void to9_floppy_reset();
+ void to7_midi_update_irq ( );
+ void to7_midi_ready_to_send_cb( );
+};
+
+/*----------- defined in video/thomson.c -----------*/
+
+/*
+ TO7 video:
+ one line (64 us) =
+ 56 left border pixels ( 7 us)
+ + 320 active pixels (40 us)
+ + 56 right border pixels ( 7 us)
+ + horizontal retrace (10 us)
+
+ one image (20 ms) =
+ 47 top border lines (~3 ms)
+ + 200 active lines (12.8 ms)
+ + 47 bottom border lines (~3 ms)
+ + vertical retrace (~1 ms)
+
+ TO9 and up introduced a half (160 pixels) and double (640 pixels)
+ horizontal mode, but still in 40 us (no change in refresh rate).
+*/
+
+
+/***************************** dimensions **************************/
+
+
+/*********************** video signals *****************************/
+
+/***************************** commons *****************************/
+
+
+/* video modes */
+#define THOM_VMODE_TO770 0
+#define THOM_VMODE_MO5 1
+#define THOM_VMODE_BITMAP4 2
+#define THOM_VMODE_BITMAP4_ALT 3
+#define THOM_VMODE_80 4
+#define THOM_VMODE_BITMAP16 5
+#define THOM_VMODE_PAGE1 6
+#define THOM_VMODE_PAGE2 7
+#define THOM_VMODE_OVERLAY 8
+#define THOM_VMODE_OVERLAY3 9
+#define THOM_VMODE_TO9 10
+#define THOM_VMODE_80_TO9 11
+#define THOM_VMODE_BITMAP4_ALT_HALF 12
+#define THOM_VMODE_MO5_ALT 13
+#define THOM_VMODE_OVERLAY_HALF 14
+#define THOM_VMODE_NB 15
+
+
+class to7_io_line_device : public device_t
+{
+public:
+ // construction/destruction
+ to7_io_line_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ /* read data register */
+ DECLARE_READ8_MEMBER(porta_in);
+
+ /* write data register */
+ DECLARE_WRITE8_MEMBER(porta_out);
+
+ DECLARE_WRITE_LINE_MEMBER(write_rxd);
+ DECLARE_WRITE_LINE_MEMBER(write_cts);
+ DECLARE_WRITE_LINE_MEMBER(write_dsr);
+ DECLARE_WRITE_LINE_MEMBER(write_centronics_busy);
+
+protected:
+ // device-level overrides
+ virtual void device_start();
+ machine_config_constructor device_mconfig_additions() const;
+
+private:
+ required_device<pia6821_device> m_pia_io;
+ required_device<rs232_port_device> m_rs232;
+ int m_last_low;
+ int m_centronics_busy;
+ int m_rxd;
+ int m_cts;
+ int m_dsr;
+};
+
+extern const device_type TO7_IO_LINE;
+
+#define MCFG_TO7_IO_LINE_ADD(_tag) \
+ MCFG_DEVICE_ADD((_tag), TO7_IO_LINE, 0)
+
+#endif /* _THOMSON_H_ */