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Diffstat (limited to 'src/mess/includes/thomson.h')
-rw-r--r-- | src/mess/includes/thomson.h | 713 |
1 files changed, 0 insertions, 713 deletions
diff --git a/src/mess/includes/thomson.h b/src/mess/includes/thomson.h deleted file mode 100644 index 19c07cf763f..00000000000 --- a/src/mess/includes/thomson.h +++ /dev/null @@ -1,713 +0,0 @@ -// 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_ */ |