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Diffstat (limited to 'src/mame/drivers/i7000.cpp')
-rw-r--r-- | src/mame/drivers/i7000.cpp | 425 |
1 files changed, 0 insertions, 425 deletions
diff --git a/src/mame/drivers/i7000.cpp b/src/mame/drivers/i7000.cpp deleted file mode 100644 index cbcec9c34a4..00000000000 --- a/src/mame/drivers/i7000.cpp +++ /dev/null @@ -1,425 +0,0 @@ -// license:GPL-2.0+ -// copyright-holders: Felipe Sanches -/*************************************************************************** - - Itautec I7000 - - driver by Felipe C. da S. Sanches <juca@members.fsf.org> - with tech info provided by Alexandre Souza (a.k.a. Tabajara). - - The portuguese Wikipedia article available at - http://pt.wikipedia.org/wiki/Itautec_I-7000 - also provides a technical overview of this machine: - - The I-7000 was the first computer manufactured by Itautec - (http://www.itautec.com.br/pt-br/produtos). It was originally an 8 bit CP/M - computer that became an IBM PC-XT clone in later hardware revisions which - took the "I-7000 PC-XT" name. - - * Released in 1982 - * Operating System: SIM/M / BASIC - * CPU: National NSC800 D-4 at 4,00 MHz - * Memory: 64KB to 128KB - * keyboards: 80 keys (with a reduced numerical keypad and function keys) - * display: - - 40 X 25 text - - 80 X 25 text - - 160 X 100 (8 colors) - - 640 X 200 (monochrome, with an expansion board) - - 320 X 200 (16 colors, with an expansion board) - * Expansion slots: - - 1 frontal cart slot - - 4 internal expansion slots - * Ports: - - 1 composite video output for a color monitor - - 2 cassette interfaces - - 1 RS-232C serial port - - 1 parallel interface - * Storage: - - Cassette recorder - - Up to 4 external floppy drives: 8" (FD/DD, 1,1MB) or 5" 1/4 - - Up to 1 external 10 MB hard-drive - -****************************************************************************/ - -#include "emu.h" -#include "bus/generic/carts.h" -#include "bus/generic/slot.h" -#include "cpu/z80/z80.h" //CPU was actually a NSC800 (Z80 compatible) -#include "machine/i8279.h" -#include "machine/pit8253.h" -#include "sound/spkrdev.h" -#include "video/mc6845.h" -#include "emupal.h" -#include "screen.h" -#include "softlist.h" -#include "speaker.h" -#include "tilemap.h" - - -class i7000_state : public driver_device -{ -public: - i7000_state(const machine_config &mconfig, device_type type, const char *tag) - : driver_device(mconfig, type, tag) - , m_maincpu(*this, "maincpu") - , m_card(*this, "cardslot") - , m_gfxdecode(*this, "gfxdecode") - , m_videoram(*this, "videoram") - { } - - void i7000(machine_config &config); - - void init_i7000(); - -protected: - void video_start() override; - void machine_start() override; - -private: - required_device<cpu_device> m_maincpu; - required_device<generic_slot_device> m_card; - required_device<gfxdecode_device> m_gfxdecode; - required_shared_ptr<uint8_t> m_videoram; - uint32_t screen_update_i7000(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); - uint8_t m_row; - tilemap_t *m_bg_tilemap; - - TILE_GET_INFO_MEMBER(get_bg_tile_info); - MC6845_ON_UPDATE_ADDR_CHANGED(crtc_addr); - void i7000_palette(palette_device &palette) const; - DECLARE_DEVICE_IMAGE_LOAD_MEMBER(card_load); - - DECLARE_READ8_MEMBER(i7000_kbd_r); - DECLARE_WRITE8_MEMBER(i7000_scanlines_w); - void i7000_io(address_map &map); - void i7000_mem(address_map &map); -}; - -WRITE8_MEMBER( i7000_state::i7000_scanlines_w ) -{ - m_row = data; -} - -READ8_MEMBER( i7000_state::i7000_kbd_r ) -{ - uint8_t data = 0xff; - - for (int i=0; i<40*25; i++){ - m_bg_tilemap->mark_tile_dirty(i); - } - - if (m_row < 8) - { - char kbdrow[6]; - sprintf(kbdrow,"X%X",m_row); - data = ioport(kbdrow)->read(); - } - return data; -} - -/* Input ports */ -static INPUT_PORTS_START( i7000 ) - PORT_START("X0") - PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("1") PORT_CODE(KEYCODE_1) - PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("9") PORT_CODE(KEYCODE_9) - PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("U") PORT_CODE(KEYCODE_U) - PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("ESC") PORT_CODE(KEYCODE_ESC) - PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("K") PORT_CODE(KEYCODE_K) - PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("N") PORT_CODE(KEYCODE_N) - PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("!") PORT_CHAR('!') - PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("ENTER") PORT_CODE(KEYCODE_ENTER) - - PORT_START("X1") - PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("2") PORT_CODE(KEYCODE_2) - PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("0") PORT_CODE(KEYCODE_0) - PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("T") PORT_CODE(KEYCODE_T) - PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("0x9D") - PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("L") PORT_CODE(KEYCODE_L) - PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("X") PORT_CODE(KEYCODE_X) - PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("0x8F") - PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("^R DC2") //0x12 - - PORT_START("X2") - PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("3") PORT_CODE(KEYCODE_3) - PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("$ ^") PORT_CHAR('$') PORT_CHAR('^') - PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("R") PORT_CODE(KEYCODE_R) - PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("S") PORT_CODE(KEYCODE_S) - PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("0xA0") - PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("C") PORT_CODE(KEYCODE_C) - PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("- _") PORT_CODE(KEYCODE_MINUS) - PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("BACKSPACE") PORT_CODE(KEYCODE_BACKSPACE) - - PORT_START("X3") - PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("4") PORT_CODE(KEYCODE_4) - PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("% +") PORT_CHAR('%') PORT_CHAR('+') - PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("I") PORT_CODE(KEYCODE_I) - PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("D") PORT_CODE(KEYCODE_D) - PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("0x9C") - PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("M") PORT_CODE(KEYCODE_M) - PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("]") PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR(']') - PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("@") PORT_CHAR('@') - - PORT_START("X4") - PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("5 *") PORT_CODE(KEYCODE_5) - PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("^U NAK") //0x15 - PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("O") PORT_CODE(KEYCODE_O) - PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F") PORT_CODE(KEYCODE_F) - PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("| <") PORT_CHAR('<') - PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(", ;") PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR(';') - PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("[") PORT_CODE(KEYCODE_OPENBRACE) - PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("^E ENQ") //0x05 - - PORT_START("X5") - PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("6") PORT_CODE(KEYCODE_6) - PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("^O SI") //0x0F - PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("P") PORT_CODE(KEYCODE_P) - PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("G") PORT_CODE(KEYCODE_G) - PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("J") PORT_CODE(KEYCODE_J) - PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(".") PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') - PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("#") PORT_CHAR('#') - PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("{") PORT_CHAR('{') - - PORT_START("X6") - PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("7") PORT_CODE(KEYCODE_7) - PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Q") PORT_CODE(KEYCODE_Q) - PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("E") PORT_CODE(KEYCODE_E) - PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("A") PORT_CODE(KEYCODE_A) - PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("H") PORT_CODE(KEYCODE_H) - PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("V") PORT_CODE(KEYCODE_V) - PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("^L FF") //0x0C - PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("^T DC4") //0x14 - - PORT_START("X7") - PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("8") PORT_CODE(KEYCODE_8) - PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("W") PORT_CODE(KEYCODE_W) - PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Y") PORT_CODE(KEYCODE_Y) - PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(">") PORT_CHAR('>') - PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Z") PORT_CODE(KEYCODE_Z) - PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("B") PORT_CODE(KEYCODE_B) - PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("SPACEBAR") PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ') - PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("}") PORT_CHAR('}') - - PORT_START("DSW") /* DP01 */ - PORT_DIPNAME( 0x80, 0x80, "1") - PORT_DIPSETTING( 0x00, DEF_STR( No ) ) - PORT_DIPSETTING( 0x80, DEF_STR( Yes ) ) - PORT_DIPNAME( 0x40, 0x40, "2") - PORT_DIPSETTING( 0x00, DEF_STR( No ) ) - PORT_DIPSETTING( 0x40, DEF_STR( Yes ) ) - PORT_DIPNAME( 0x20, 0x00, "3") - PORT_DIPSETTING( 0x00, DEF_STR( No ) ) - PORT_DIPSETTING( 0x20, DEF_STR( Yes ) ) - PORT_DIPNAME( 0x10, 0x10, "4") - PORT_DIPSETTING( 0x00, DEF_STR( No ) ) - PORT_DIPSETTING( 0x10, DEF_STR( Yes ) ) - PORT_DIPNAME( 0x08, 0x08, "5") - PORT_DIPSETTING( 0x00, DEF_STR( No ) ) - PORT_DIPSETTING( 0x08, DEF_STR( Yes ) ) - PORT_DIPNAME( 0x04, 0x04, "6") - PORT_DIPSETTING( 0x00, DEF_STR( No ) ) - PORT_DIPSETTING( 0x04, DEF_STR( Yes ) ) - PORT_DIPNAME( 0x02, 0x00, "7") - PORT_DIPSETTING( 0x00, DEF_STR( No ) ) - PORT_DIPSETTING( 0x02, DEF_STR( Yes ) ) - PORT_DIPNAME( 0x01, 0x01, "8") - PORT_DIPSETTING( 0x00, DEF_STR( No ) ) - PORT_DIPSETTING( 0x01, DEF_STR( Yes ) ) -INPUT_PORTS_END - -void i7000_state::init_i7000() -{ -} - -void i7000_state::machine_start() -{ - address_space &program = m_maincpu->space(AS_PROGRAM); - - if (m_card->exists()) - { - // 0x4000 - 0xbfff 32KB ROM - program.install_read_handler(0x4000, 0xbfff, read8sm_delegate(*m_card, FUNC(generic_slot_device::read_rom))); - } -} - -void i7000_state::i7000_palette(palette_device &palette) const -{ - palette.set_pen_color(0, rgb_t(0x33, 0x33, 0x33)); - palette.set_pen_color(1, rgb_t(0xBB, 0xBB, 0xBB)); -} - -/*FIXME: we still need to figure out the proper memory map - for the maincpu and where the cartridge slot maps to. */ -void i7000_state::i7000_mem(address_map &map) -{ - map(0x0000, 0x0fff).rom().region("boot", 0); - map(0x2000, 0x2fff).ram().share("videoram"); - map(0x4000, 0xffff).ram(); -// map(0x4000, 0xbfff).rom().region("cardslot", 0); -} - -void i7000_state::i7000_io(address_map &map) -{ - map.unmap_value_high(); - map.global_mask(0xff); -// map(0x06, 0x06).w(FUNC(i7000_state::i7000_io_?_w)); -// map(0x08, 0x09).w(FUNC(i7000_state::i7000_io_?_w)); //printer perhaps? -// map(0x0c, 0x0c).w(FUNC(i7000_state::i7000_io_?_w)); //0x0C and 0x10 may be related to mem page swapping. (self-test "4. PAG") -// map(0x10, 0x10).w(FUNC(i7000_state::i7000_io_?_w)); -// map(0x14, 0x15).w(FUNC(i7000_state::i7000_io_?_w)); - - map(0x18, 0x1b).rw("pit8253", FUNC(pit8253_device::read), FUNC(pit8253_device::write)); - -// map(0x1c, 0x1c).w(FUNC(i7000_state::i7000_io_printer_data_w)); //ASCII data - map(0x1d, 0x1d).portr("DSW"); -// map(0x1e, 0x1e).rw(FUNC(i7000_state::i7000_io_printer_status_r), FUNC(i7000_state::i7000_io_?_w)); -// map(0x1f, 0x1f).w(FUNC(i7000_state::i7000_io_printer_strobe_w)); //self-test routine writes 0x08 and 0x09 (it seems that bit 0 is the strobe and bit 3 is an enable signal) -// map(0x20, 0x21).rw(FUNC(i7000_state::i7000_io_keyboard_r), FUNC(i7000_state::i7000_io_keyboard_w)); - - map(0x20, 0x21).rw("i8279", FUNC(i8279_device::read), FUNC(i8279_device::write)); - -// map(0x24, 0x24).r(FUNC(i7000_state::i7000_io_?_r)); -// map(0x25, 0x25).w(FUNC(i7000_state::i7000_io_?_w)); - -// map(0x28, 0x2d).rw(FUNC(i7000_state::i7000_io_joystick_r), FUNC(i7000_state::i7000_io_joystick_w)); - -// map(0x3b, 0x3b).w(FUNC(i7000_state::i7000_io_?_w)); -// map(0x66, 0x67).w(FUNC(i7000_state::i7000_io_?_w)); -// map(0xbb, 0xbb).w(FUNC(i7000_state::i7000_io_?_w)); //may be related to page-swapping... -} - -DEVICE_IMAGE_LOAD_MEMBER(i7000_state::card_load) -{ - uint32_t size = m_card->common_get_size("rom"); - - m_card->rom_alloc(size, GENERIC_ROM8_WIDTH, ENDIANNESS_BIG); - m_card->common_load_rom(m_card->get_rom_base(), size, "rom"); - - return image_init_result::PASS; -} - -static const gfx_layout i7000_charlayout = -{ - 8, 8, /* 8 x 8 characters */ - 256, /* 256 characters */ - 1, /* 1 bits per pixel */ - { 0 }, /* no bitplanes */ - /* x offsets */ - { 0, 1, 2, 3, 4, 5, 6, 7 }, - /* y offsets */ - { 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8 }, - 8*8 /* every char takes 8 bytes */ -}; - -static GFXDECODE_START( gfx_i7000 ) - GFXDECODE_ENTRY( "gfx1", 0x0000, i7000_charlayout, 0, 8 ) -GFXDECODE_END - -/**************************** -* Video/Character functions * -****************************/ - -TILE_GET_INFO_MEMBER(i7000_state::get_bg_tile_info) -{ - SET_TILE_INFO_MEMBER(0, /*code:*/ m_videoram[tile_index], /*color:*/ 0, 0); -} - -void i7000_state::video_start() -{ - m_bg_tilemap = &machine().tilemap().create(*m_gfxdecode, tilemap_get_info_delegate(*this, FUNC(i7000_state::get_bg_tile_info)), TILEMAP_SCAN_ROWS, 8, 8, 40, 25); -} - -uint32_t i7000_state::screen_update_i7000(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect) -{ - m_bg_tilemap->draw(screen, bitmap, cliprect, 0, 0); - return 0; -} - -/* ROCKWELL 6545 - Transparent Memory Addressing */ -MC6845_ON_UPDATE_ADDR_CHANGED(i7000_state::crtc_addr) -{ - /* What is this mandatory function meant to do ? */ -} - - -void i7000_state::i7000(machine_config &config) -{ - /* basic machine hardware */ - NSC800(config, m_maincpu, XTAL(4'000'000)); - m_maincpu->set_addrmap(AS_PROGRAM, &i7000_state::i7000_mem); - m_maincpu->set_addrmap(AS_IO, &i7000_state::i7000_io); - - /* video hardware */ - screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER)); - screen.set_refresh_hz(60); - screen.set_size(320, 200); /* 40x25 8x8 chars */ - screen.set_visarea(0, 320-1, 0, 200-1); - screen.set_screen_update(FUNC(i7000_state::screen_update_i7000)); - screen.set_palette("palette"); - - GFXDECODE(config, m_gfxdecode, "palette", gfx_i7000); - PALETTE(config, "palette", FUNC(i7000_state::i7000_palette), 2); - - r6545_1_device &crtc(R6545_1(config, "crtc", XTAL(20'000'000))); /* (?) */ - crtc.set_screen("screen"); - crtc.set_show_border_area(true); - crtc.set_char_width(8); - crtc.set_on_update_addr_change_callback(FUNC(i7000_state::crtc_addr)); - - /* sound hardware */ - SPEAKER(config, "mono").front_center(); - SPEAKER_SOUND(config, "speaker").add_route(ALL_OUTPUTS, "mono", 0.50); - - /* Programmable timer */ - pit8253_device &pit8253(PIT8253(config, "pit8253", 0)); -// pit8253.set_clk<0>(XTAL(4'000'000) / 2); /* TODO: verify on PCB */ -// pit8253.out_handler<0>().set(FUNC(i7000_state::i7000_pit_out0)); -// pit8253.set_clk<1>(XTAL(4'000'000) / 2); /* TODO: verify on PCB */ -// pit8253.out_handler<1>().set(FUNC(i7000_state::i7000_pit_out1)); - pit8253.set_clk<2>(XTAL(4'000'000) / 2); /* TODO: verify on PCB */ - pit8253.out_handler<2>().set("speaker", FUNC(speaker_sound_device::level_w)); - - /* Keyboard interface */ - i8279_device &kbdc(I8279(config, "i8279", 4000000)); /* guessed value. TODO: verify on PCB */ - kbdc.out_sl_callback().set(FUNC(i7000_state::i7000_scanlines_w)); // scan SL lines - kbdc.in_rl_callback().set(FUNC(i7000_state::i7000_kbd_r)); // kbd RL lines - kbdc.in_shift_callback().set_constant(1); // TODO: Shift key - kbdc.in_ctrl_callback().set_constant(1); // TODO: Ctrl key - - /* Cartridge slot */ - GENERIC_CARTSLOT(config, "cardslot", generic_romram_plain_slot, "i7000_card", "rom").set_device_load(FUNC(i7000_state::card_load)); - - /* Software lists */ - SOFTWARE_LIST(config, "card_list").set_original("i7000_card"); -} - -ROM_START( i7000 ) - ROM_REGION( 0x1000, "boot", 0 ) - ROM_LOAD( "i7000_boot_v1_4r02_15_10_85_d52d.rom", 0x0000, 0x1000, CRC(622412e5) SHA1(bf187a095600fd46a739c35132a85b5f39b2f867) ) - - ROM_REGION( 0x0800, "gfx1", 0 ) - ROM_LOAD( "i7000_chargen.rom", 0x0000, 0x0800, CRC(fb7383e9) SHA1(71a6561bb9ff3cbf74711fa7ab445f9b43f15626) ) - /* - The character generator ROM originally dumped had - some corrupt data that was manually fixed: - - ROM address | Originally dumped value | Manually fixed value | Comment - 0x06A2 | 0xF7 | 0xFE | This is a fix to the upper right portion of a 2x2 tile image of a big filled circle - 0x06A3 | 0xF7 | 0xFE | This is another fix to the same tile (character value: 0xD4) - - Also, characters 0x05, 0x06, 0x07 and 0x08 - as well as lowercase 'x' (0x78), uppercase 'Y' (0x59) - may contain corrupt data, but we can't be sure, - unless we find another Itautec I7000 computer and - redump it's ROMs to double-check. - */ - - ROM_REGION( 0x1000, "drive", 0 ) - ROM_LOAD( "i7000_drive_ci01.rom", 0x0000, 0x1000, CRC(d8d6e5c1) SHA1(93e7db42fbfaa8243973321c7fc8c51ed80780be) ) - - ROM_REGION( 0x1000, "telex", 0 ) - ROM_LOAD( "i7000_telex_ci09.rom", 0x0000, 0x1000, CRC(c1c8fcc8) SHA1(cbf5fb600e587b998f190a9e3fb398a51d8a5e87) ) -ROM_END - -// YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS -COMP( 1982, i7000, 0, 0, i7000, i7000, i7000_state, init_i7000, "Itautec", "I-7000", MACHINE_NOT_WORKING) |