// license:BSD-3-Clause // copyright-holders:Sergey Svishchev /*************************************************************************** drivers/gridcomp.cpp Driver file for GRiD Compass series US patent 4,571,456 describes model 1101: - 15 MHz XTAL, produces - 5 MHz system clock for CPU, FPU, OSP - 7.5 MHz pixel clock - Intel 8086 - CPU - Intel 8087 - FPU - Intel 80130 - Operating System Processor, equivalent of: - 8259 PIC - 8254 PIT - Texas Instruments TMS9914 GPIB controller - Intel 7220 Bubble Memory Controller - 7110 Magnetic Bubble Memory modules and support chips - (unknown) - EAROM for machine ID - (unknown) - Real-Time Clock - (custom DMA logic) - Intel 8741 - keyboard MCU - Intel 8274 - UART - Intel 8255 - modem interface - 2x DAC0832LCN - DAC - MK5089N - DTMF generator - ... to do: - confirm differences between models except screen size - Compass 110x do not have GRiDROM slots. - Compass II (112x, 113x) have 4 of them. - keyboard: decode and add the rest of keycodes - EAROM, RTC - serial port, modem (incl. DTMF generator) - TMS9914 chip driver (incl. DMA) - GPIB storage devices (floppy, hard disk) missing dumps: - BIOS from models other than 1139 (CCOS and MS-DOS variants) - GRiDROM's - keyboard MCU - external floppy and hard disk (2101, 2102) to boot CCOS 3.0.1: - pad binary image (not .imd) to 384K - attach it as -memcard - use grid1129 with 'patched' ROM - start with -debug and add breakpoints: # bubble memory driver bp ff27a,1,{ax=ax*2;go} # boot loader bp 20618,1,{temp0=214A8;do w@(temp0+7)=120;do w@(temp0+9)=121;go} # CCOS kernel bp 0661a,1,{temp0=0f964;do w@(temp0+7)=120;do w@(temp0+9)=121;go} ***************************************************************************/ #include "emu.h" #include "bus/ieee488/ieee488.h" #include "bus/rs232/rs232.h" #include "cpu/i86/i86.h" #include "machine/gridkeyb.h" #include "machine/i7220.h" #include "machine/i80130.h" #include "machine/i8255.h" #include "machine/ram.h" #include "machine/tms9914.h" #include "machine/z80sio.h" #include "sound/spkrdev.h" #include "emupal.h" #include "rendlay.h" #include "screen.h" #include "softlist.h" #include "speaker.h" #define VERBOSE_DBG 1 #define DBG_LOG(N,M,A) \ do { \ if(VERBOSE_DBG>=N) \ { \ if( M ) \ logerror("%11.6f at %s: %-10s",machine().time().as_double(),machine().describe_context(),(char*)M ); \ logerror A; \ } \ } while (0) #define I80130_TAG "osp" class gridcomp_state : public driver_device { public: gridcomp_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag) , m_maincpu(*this, "maincpu") , m_osp(*this, I80130_TAG) , m_modem(*this, "modem") , m_uart8274(*this, "uart8274") , m_speaker(*this, "speaker") , m_ram(*this, RAM_TAG) { } void grid1129(machine_config &config); void grid1131(machine_config &config); void grid1121(machine_config &config); void grid1139(machine_config &config); void grid1109(machine_config &config); void grid1101(machine_config &config); void init_gridcomp(); private: required_device m_maincpu; required_device m_osp; required_device m_modem; optional_device m_uart8274; required_device m_speaker; required_device m_ram; DECLARE_MACHINE_START(gridcomp); DECLARE_MACHINE_RESET(gridcomp); IRQ_CALLBACK_MEMBER(irq_callback); DECLARE_READ16_MEMBER(grid_9ff0_r); DECLARE_READ16_MEMBER(grid_keyb_r); DECLARE_READ16_MEMBER(grid_gpib_r); DECLARE_WRITE16_MEMBER(grid_keyb_w); DECLARE_WRITE16_MEMBER(grid_gpib_w); uint32_t screen_update_110x(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); uint32_t screen_update_113x(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); uint32_t screen_update_generic(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect, int px); void kbd_put(u16 data); void grid1101_io(address_map &map); void grid1101_map(address_map &map); void grid1121_map(address_map &map); bool m_kbd_ready; uint16_t m_kbd_data; uint16_t *m_videoram; }; READ16_MEMBER(gridcomp_state::grid_9ff0_r) { uint16_t data = 0; switch (offset) { case 0: data = 0xbb66; break; } DBG_LOG(1, "9FF0", ("%02x == %02x\n", 0x9ff00 + (offset << 1), data)); return data; } READ16_MEMBER(gridcomp_state::grid_keyb_r) { uint16_t data = 0; switch (offset) { case 0: data = m_kbd_data; m_kbd_data = 0xff; m_kbd_ready = false; m_osp->ir4_w(CLEAR_LINE); break; case 1: data = m_kbd_ready ? 2 : 0; break; } DBG_LOG(1, "Keyb", ("%02x == %02x\n", 0xdffc0 + (offset << 1), data)); return data; } WRITE16_MEMBER(gridcomp_state::grid_keyb_w) { DBG_LOG(1, "Keyb", ("%02x <- %02x\n", 0xdffc0 + (offset << 1), data)); } void gridcomp_state::kbd_put(u16 data) { m_kbd_data = data; m_kbd_ready = true; m_osp->ir4_w(ASSERT_LINE); } // reject all commands READ16_MEMBER(gridcomp_state::grid_gpib_r) { uint16_t data = 0; switch (offset) { case 0: data = 0x10; // BO break; case 1: data = 0x40; // ERR m_osp->ir5_w(CLEAR_LINE); break; } DBG_LOG(1, "GPIB", ("%02x == %02x\n", 0xdff80 + (offset << 1), data)); return data; } WRITE16_MEMBER(gridcomp_state::grid_gpib_w) { switch (offset) { case 7: m_osp->ir5_w(ASSERT_LINE); break; } DBG_LOG(1, "GPIB", ("%02x <- %02x\n", 0xdff80 + (offset << 1), data)); } uint32_t gridcomp_state::screen_update_generic(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect, int px) { int x, y, offset; uint16_t gfx, *p; for (y = 0; y < 240; y++) { p = &bitmap.pix16(y); offset = y * (px / 16); for (x = offset; x < offset + px / 16; x++) { gfx = m_videoram[x]; *p++ = BIT(gfx, 15); *p++ = BIT(gfx, 14); *p++ = BIT(gfx, 13); *p++ = BIT(gfx, 12); *p++ = BIT(gfx, 11); *p++ = BIT(gfx, 10); *p++ = BIT(gfx, 9); *p++ = BIT(gfx, 8); *p++ = BIT(gfx, 7); *p++ = BIT(gfx, 6); *p++ = BIT(gfx, 5); *p++ = BIT(gfx, 4); *p++ = BIT(gfx, 3); *p++ = BIT(gfx, 2); *p++ = BIT(gfx, 1); *p++ = BIT(gfx, 0); } } return 0; } uint32_t gridcomp_state::screen_update_110x(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect) { return screen_update_generic(screen, bitmap, cliprect, 320); } uint32_t gridcomp_state::screen_update_113x(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect) { return screen_update_generic(screen, bitmap, cliprect, 512); } void gridcomp_state::init_gridcomp() { DBG_LOG(0, "init", ("driver_init()\n")); } MACHINE_START_MEMBER(gridcomp_state, gridcomp) { address_space &program = m_maincpu->space(AS_PROGRAM); DBG_LOG(0, "init", ("machine_start()\n")); program.install_readwrite_bank(0, m_ram->size() - 1, "bank10"); membank("bank10")->set_base(m_ram->pointer()); m_videoram = (uint16_t *)m_maincpu->space(AS_PROGRAM).get_write_ptr(0x400); } MACHINE_RESET_MEMBER(gridcomp_state, gridcomp) { DBG_LOG(0, "init", ("machine_reset()\n")); m_kbd_ready = false; } IRQ_CALLBACK_MEMBER(gridcomp_state::irq_callback) { return m_osp->inta_r(); } void gridcomp_state::grid1101_map(address_map &map) { map.unmap_value_high(); map(0xdfe80, 0xdfe83).rw("i7220", FUNC(i7220_device::read), FUNC(i7220_device::write)).umask16(0x00ff); map(0xdfea0, 0xdfeaf).unmaprw(); // ?? map(0xdfec0, 0xdfecf).rw(m_modem, FUNC(i8255_device::read), FUNC(i8255_device::write)).umask16(0x00ff); // incl. DTMF generator map(0xdff40, 0xdff5f).noprw(); // ?? machine ID EAROM, RTC map(0xdff80, 0xdff8f).rw("hpib", FUNC(tms9914_device::reg8_r), FUNC(tms9914_device::reg8_w)).umask16(0x00ff); map(0xdffc0, 0xdffcf).rw(FUNC(gridcomp_state::grid_keyb_r), FUNC(gridcomp_state::grid_keyb_w)); // Intel 8741 MCU map(0xfc000, 0xfffff).rom().region("user1", 0); } void gridcomp_state::grid1121_map(address_map &map) { map.unmap_value_high(); map(0x90000, 0x97fff).unmaprw(); // ?? ROM slot map(0x9ff00, 0x9ff0f).unmaprw(); // AM_READ(grid_9ff0_r) // ?? ROM? map(0xc0000, 0xcffff).unmaprw(); // ?? ROM slot -- signature expected: 0x4554, 0x5048 map(0xdfe00, 0xdfe1f).unmaprw(); // AM_DEVREADWRITE8("uart8274", i8274_new_device, ba_cd_r, ba_cd_w, 0x00ff) map(0xdfe40, 0xdfe4f).unmaprw(); // ?? diagnostic 8274 map(0xdfe80, 0xdfe83).rw("i7220", FUNC(i7220_device::read), FUNC(i7220_device::write)).umask16(0x00ff); map(0xdfea0, 0xdfeaf).unmaprw(); // ?? map(0xdfec0, 0xdfecf).rw(m_modem, FUNC(i8255_device::read), FUNC(i8255_device::write)).umask16(0x00ff); // incl. DTMF generator map(0xdff40, 0xdff5f).noprw(); // ?? machine ID EAROM, RTC map(0xdff80, 0xdff8f).rw("hpib", FUNC(tms9914_device::reg8_r), FUNC(tms9914_device::reg8_w)).umask16(0x00ff); map(0xdffc0, 0xdffcf).rw(FUNC(gridcomp_state::grid_keyb_r), FUNC(gridcomp_state::grid_keyb_w)); // Intel 8741 MCU map(0xfc000, 0xfffff).rom().region("user1", 0); } void gridcomp_state::grid1101_io(address_map &map) { map(0x0000, 0x000f).m(m_osp, FUNC(i80130_device::io_map)); } static INPUT_PORTS_START( gridcomp ) INPUT_PORTS_END /* * IRQ0 serial * IRQ1 bubble * IRQ2 modem * IRQ3 system tick || vert sync * IRQ4 keyboard * IRQ5 gpib * IRQ6 8087 * IRQ7 ring */ MACHINE_CONFIG_START(gridcomp_state::grid1101) MCFG_DEVICE_ADD("maincpu", I8086, XTAL(15'000'000) / 3) MCFG_DEVICE_PROGRAM_MAP(grid1101_map) MCFG_DEVICE_IO_MAP(grid1101_io) MCFG_DEVICE_IRQ_ACKNOWLEDGE_DRIVER(gridcomp_state, irq_callback) MCFG_MACHINE_START_OVERRIDE(gridcomp_state, gridcomp) MCFG_MACHINE_RESET_OVERRIDE(gridcomp_state, gridcomp) MCFG_DEVICE_ADD(I80130_TAG, I80130, XTAL(15'000'000)/3) MCFG_I80130_IRQ_CALLBACK(INPUTLINE("maincpu", 0)) SPEAKER(config, "mono").front_center(); MCFG_DEVICE_ADD("speaker", SPEAKER_SOUND) MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.00) MCFG_SCREEN_ADD_MONOCHROME("screen", RASTER, rgb_t::amber()) MCFG_SCREEN_UPDATE_DRIVER(gridcomp_state, screen_update_110x) MCFG_SCREEN_RAW_PARAMS(XTAL(15'000'000)/2, 424, 0, 320, 262, 0, 240) // XXX 66 Hz refresh MCFG_SCREEN_VBLANK_CALLBACK(WRITELINE(I80130_TAG, i80130_device, ir3_w)) MCFG_DEFAULT_LAYOUT(layout_lcd) MCFG_SCREEN_PALETTE("palette") MCFG_PALETTE_ADD_MONOCHROME("palette") MCFG_DEVICE_ADD("keyboard", GRID_KEYBOARD, 0) MCFG_GRID_KEYBOARD_CB(PUT(gridcomp_state, kbd_put)) MCFG_DEVICE_ADD("i7220", I7220, XTAL(4'000'000)) MCFG_I7220_DATA_SIZE(3) // 3 1-Mbit MBM's MCFG_I7220_IRQ_CALLBACK(WRITELINE(I80130_TAG, i80130_device, ir1_w)) MCFG_I7220_DRQ_CALLBACK(WRITELINE(I80130_TAG, i80130_device, ir1_w)) MCFG_DEVICE_ADD("hpib", TMS9914, XTAL(4'000'000)) MCFG_TMS9914_INT_WRITE_CB(WRITELINE(I80130_TAG, i80130_device, ir5_w)) MCFG_TMS9914_DIO_READWRITE_CB(READ8(IEEE488_TAG, ieee488_device, dio_r), WRITE8(IEEE488_TAG, ieee488_device, host_dio_w)) MCFG_TMS9914_EOI_WRITE_CB(WRITELINE(IEEE488_TAG, ieee488_device, host_eoi_w)) MCFG_TMS9914_DAV_WRITE_CB(WRITELINE(IEEE488_TAG, ieee488_device, host_dav_w)) MCFG_TMS9914_NRFD_WRITE_CB(WRITELINE(IEEE488_TAG, ieee488_device, host_nrfd_w)) MCFG_TMS9914_NDAC_WRITE_CB(WRITELINE(IEEE488_TAG, ieee488_device, host_ndac_w)) MCFG_TMS9914_IFC_WRITE_CB(WRITELINE(IEEE488_TAG, ieee488_device, host_ifc_w)) MCFG_TMS9914_SRQ_WRITE_CB(WRITELINE(IEEE488_TAG, ieee488_device, host_srq_w)) MCFG_TMS9914_ATN_WRITE_CB(WRITELINE(IEEE488_TAG, ieee488_device, host_atn_w)) MCFG_TMS9914_REN_WRITE_CB(WRITELINE(IEEE488_TAG, ieee488_device, host_ren_w)) MCFG_IEEE488_BUS_ADD() MCFG_IEEE488_EOI_CALLBACK(WRITELINE("hpib", tms9914_device, eoi_w)) MCFG_IEEE488_DAV_CALLBACK(WRITELINE("hpib", tms9914_device, dav_w)) MCFG_IEEE488_NRFD_CALLBACK(WRITELINE("hpib", tms9914_device, nrfd_w)) MCFG_IEEE488_NDAC_CALLBACK(WRITELINE("hpib", tms9914_device, ndac_w)) MCFG_IEEE488_IFC_CALLBACK(WRITELINE("hpib", tms9914_device, ifc_w)) MCFG_IEEE488_SRQ_CALLBACK(WRITELINE("hpib", tms9914_device, srq_w)) MCFG_IEEE488_ATN_CALLBACK(WRITELINE("hpib", tms9914_device, atn_w)) MCFG_IEEE488_REN_CALLBACK(WRITELINE("hpib", tms9914_device, ren_w)) MCFG_IEEE488_SLOT_ADD("ieee_rem", 0, remote488_devices, nullptr) MCFG_DEVICE_ADD("uart8274", I8274_NEW, XTAL(4'032'000)) MCFG_DEVICE_ADD("modem", I8255, 0) MCFG_RAM_ADD(RAM_TAG) MCFG_RAM_DEFAULT_SIZE("256K") MCFG_RAM_DEFAULT_VALUE(0) MACHINE_CONFIG_END MACHINE_CONFIG_START(gridcomp_state::grid1109) grid1101(config); MCFG_DEVICE_MODIFY(RAM_TAG) MCFG_RAM_DEFAULT_SIZE("512K") MACHINE_CONFIG_END MACHINE_CONFIG_START(gridcomp_state::grid1121) grid1101(config); MCFG_DEVICE_MODIFY("maincpu") MCFG_DEVICE_CLOCK(XTAL(24'000'000) / 3) // XXX MCFG_DEVICE_PROGRAM_MAP(grid1121_map) MACHINE_CONFIG_END MACHINE_CONFIG_START(gridcomp_state::grid1129) grid1121(config); MCFG_DEVICE_MODIFY(RAM_TAG) MCFG_RAM_DEFAULT_SIZE("512K") MACHINE_CONFIG_END MACHINE_CONFIG_START(gridcomp_state::grid1131) grid1121(config); MCFG_SCREEN_MODIFY("screen") MCFG_SCREEN_UPDATE_DRIVER(gridcomp_state, screen_update_113x) MCFG_SCREEN_RAW_PARAMS(XTAL(15'000'000)/2, 720, 0, 512, 262, 0, 240) // XXX MACHINE_CONFIG_END MACHINE_CONFIG_START(gridcomp_state::grid1139) grid1131(config); MCFG_DEVICE_MODIFY(RAM_TAG) MCFG_RAM_DEFAULT_SIZE("512K") MACHINE_CONFIG_END ROM_START( grid1101 ) ROM_REGION16_LE(0x10000, "user1", 0) ROM_SYSTEM_BIOS(0, "ccos", "ccos bios") ROMX_LOAD("1101even.bin", 0x0000, 0x2000, NO_DUMP, ROM_SKIP(1) | ROM_BIOS(0)) ROMX_LOAD("1101odd.bin", 0x0001, 0x2000, NO_DUMP, ROM_SKIP(1) | ROM_BIOS(0)) ROM_END ROM_START( grid1109 ) ROM_REGION16_LE(0x10000, "user1", 0) ROM_SYSTEM_BIOS(0, "ccos", "ccos bios") ROMX_LOAD("1109even.bin", 0x0000, 0x2000, NO_DUMP, ROM_SKIP(1) | ROM_BIOS(0)) ROMX_LOAD("1109odd.bin", 0x0001, 0x2000, NO_DUMP, ROM_SKIP(1) | ROM_BIOS(0)) ROM_END ROM_START( grid1121 ) ROM_REGION16_LE(0x10000, "user1", 0) ROM_SYSTEM_BIOS(0, "ccos", "ccos bios") ROMX_LOAD("1121even.bin", 0x0000, 0x2000, NO_DUMP, ROM_SKIP(1) | ROM_BIOS(0)) ROMX_LOAD("1121odd.bin", 0x0001, 0x2000, NO_DUMP, ROM_SKIP(1) | ROM_BIOS(0)) ROM_END ROM_START( grid1129 ) ROM_REGION16_LE(0x10000, "user1", 0) ROM_DEFAULT_BIOS("patched") ROM_SYSTEM_BIOS(0, "ccos", "ccos bios") ROMX_LOAD("1129even.bin", 0x0000, 0x2000, NO_DUMP, ROM_SKIP(1) | ROM_BIOS(0)) ROMX_LOAD("1129odd.bin", 0x0001, 0x2000, NO_DUMP, ROM_SKIP(1) | ROM_BIOS(0)) ROM_SYSTEM_BIOS(1, "patched", "patched 1139 bios") ROMX_LOAD("1139even.bin", 0x0000, 0x2000, CRC(67071849) SHA1(782239c155fa5821f8dbd2607cee9152d175e90e), ROM_SKIP(1) | ROM_BIOS(1)) ROMX_LOAD("1139odd.bin", 0x0001, 0x2000, CRC(13ed4bf0) SHA1(f7087f86dbbc911bee985125bccd2417e0374e8e), ROM_SKIP(1) | ROM_BIOS(1)) // change bubble driver setup to read floppy images with 512-byte sectors ROM_FILL(0x3114,1,0x00) ROM_FILL(0x3115,1,0x02) ROM_FILL(0x3116,1,0xf8) ROM_FILL(0x3117,1,0x01) // move work area from 0440h:XXXX to 0298h:XXXX ROM_FILL(0x23,1,0x98) ROM_FILL(0x24,1,0x2) ROM_FILL(0xbc,1,0x98) ROM_FILL(0xbd,1,0x2) ROM_FILL(0x14e,1,0xc1) // ROM_FILL(0x14f,1,0x2) // ROM_FILL(0x15a,1,0xc2) // ROM_FILL(0x15b,1,0x2) // ROM_FILL(0x17b,1,0x45) // ROM_FILL(0x17c,1,0x3) // ROM_FILL(0x28c,1,0x98) ROM_FILL(0x28d,1,0x2) ROM_FILL(0x28f,1,0x98) ROM_FILL(0x290,1,0x2) ROM_FILL(0x2b9,1,0x98) ROM_FILL(0x2ba,1,0x2) ROM_FILL(0x2d0,1,0x98) ROM_FILL(0x2d1,1,0x2) ROM_FILL(0x31a,1,0x98) ROM_FILL(0x31b,1,0x2) ROM_FILL(0x3a0,1,0x98) ROM_FILL(0x3a1,1,0x2) ROM_FILL(0x3a3,1,0x98) ROM_FILL(0x3a4,1,0x2) ROM_FILL(0x3e2,1,0x98) ROM_FILL(0x3e3,1,0x2) ROM_FILL(0x43e,1,0x98) ROM_FILL(0x43f,1,0x2) ROM_FILL(0x46d,1,0x98) ROM_FILL(0x46e,1,0x2) ROM_FILL(0x4fe,1,0x98) ROM_FILL(0x4ff,1,0x2) ROM_FILL(0x512,1,0x98) ROM_FILL(0x513,1,0x2) ROM_FILL(0x768,1,0x98) ROM_FILL(0x769,1,0x2) ROM_FILL(0x79e,1,0x98) ROM_FILL(0x79f,1,0x2) ROM_FILL(0x7f5,1,0x98) ROM_FILL(0x7f6,1,0x2) ROM_FILL(0x92a,1,0x98) ROM_FILL(0x92b,1,0x2) ROM_FILL(0xe50,1,0x98) ROM_FILL(0xe51,1,0x2) ROM_FILL(0xfa6,1,0x98) ROM_FILL(0xfa7,1,0x2) ROM_FILL(0x15fe,1,0xce) // ROM_FILL(0x15ff,1,0x2) // ROM_FILL(0x1628,1,0xd0) // ROM_FILL(0x1629,1,0x2) // ROM_FILL(0x1700,1,0x98) ROM_FILL(0x1701,1,0x2) ROM_FILL(0x1833,1,0xd6) // ROM_FILL(0x1834,1,0x2) // ROM_FILL(0x184a,1,0xd6) // ROM_FILL(0x184b,1,0x2) // ROM_FILL(0x1a2e,1,0xd6) // ROM_FILL(0x1a2f,1,0x2) // ROM_FILL(0x19c2,1,0x98) ROM_FILL(0x19c3,1,0x2) ROM_FILL(0x1ee0,1,0x98) ROM_FILL(0x1ee1,1,0x2) ROM_FILL(0x1f1d,1,0x98) ROM_FILL(0x1f1e,1,0x2) ROM_FILL(0x1f40,1,0x98) ROM_FILL(0x1f41,1,0x2) ROM_FILL(0x2253,1,0x98) ROM_FILL(0x2254,1,0x2) ROM_FILL(0x2437,1,0x98) ROM_FILL(0x2438,1,0x2) ROM_FILL(0x283a,1,0x98) ROM_FILL(0x283b,1,0x2) ROM_FILL(0x2868,1,0x98) ROM_FILL(0x2869,1,0x2) ROM_FILL(0x288f,1,0x98) ROM_FILL(0x2890,1,0x2) ROM_FILL(0x2942,1,0x98) ROM_FILL(0x2943,1,0x2) ROM_FILL(0x295c,1,0x98) ROM_FILL(0x295d,1,0x2) ROM_FILL(0x2a5e,1,0x98) ROM_FILL(0x2a5f,1,0x2) ROM_FILL(0x315c,1,0xc9) // ROM_FILL(0x315d,1,0x2) // ROM_FILL(0x3160,1,0xce) // ROM_FILL(0x3161,1,0x2) // ROM_FILL(0x3164,1,0xcf) // ROM_FILL(0x3165,1,0x2) // ROM_END ROM_START( grid1131 ) ROM_REGION16_LE(0x10000, "user1", 0) ROM_SYSTEM_BIOS(0, "ccos", "ccos bios") ROMX_LOAD("1131even.bin", 0x0000, 0x2000, NO_DUMP, ROM_SKIP(1) | ROM_BIOS(0)) ROMX_LOAD("1131odd.bin", 0x0001, 0x2000, NO_DUMP, ROM_SKIP(1) | ROM_BIOS(0)) ROM_END ROM_START( grid1139 ) ROM_REGION16_LE(0x10000, "user1", 0) ROM_SYSTEM_BIOS(0, "normal", "normal bios") ROMX_LOAD("1139even.bin", 0x0000, 0x2000, CRC(67071849) SHA1(782239c155fa5821f8dbd2607cee9152d175e90e), ROM_SKIP(1) | ROM_BIOS(0)) ROMX_LOAD("1139odd.bin", 0x0001, 0x2000, CRC(13ed4bf0) SHA1(f7087f86dbbc911bee985125bccd2417e0374e8e), ROM_SKIP(1) | ROM_BIOS(0)) ROM_END /*************************************************************************** Game driver(s) ***************************************************************************/ // YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS COMP( 1982, grid1101, 0, 0, grid1101, gridcomp, gridcomp_state, empty_init, "GRiD Computers", "Compass 1101", MACHINE_IS_SKELETON ) COMP( 1982, grid1109, grid1101, 0, grid1109, gridcomp, gridcomp_state, empty_init, "GRiD Computers", "Compass 1109", MACHINE_IS_SKELETON ) COMP( 1984, grid1121, 0, 0, grid1121, gridcomp, gridcomp_state, empty_init, "GRiD Computers", "Compass II 1121", MACHINE_IS_SKELETON ) COMP( 1984, grid1129, grid1121, 0, grid1129, gridcomp, gridcomp_state, empty_init, "GRiD Computers", "Compass II 1129", MACHINE_IS_SKELETON ) COMP( 1984, grid1131, grid1121, 0, grid1131, gridcomp, gridcomp_state, empty_init, "GRiD Computers", "Compass II 1131", MACHINE_IS_SKELETON ) COMP( 1984, grid1139, grid1121, 0, grid1139, gridcomp, gridcomp_state, empty_init, "GRiD Computers", "Compass II 1139", MACHINE_IS_SKELETON )