// license:BSD-3-Clause // copyright-holders:Nicola Salmoria /*************************************************************************** Over Drive (GX789) (c) 1990 Konami driver by Nicola Salmoria Notes: - irq source for main CPU aren't understood, needs HW tests. - Missing road (two unemulated K053250) - Visible area and relative placement of sprites and tiles is most likely wrong. - Test mode doesn't work well with 3 IRQ5 per frame, the ROM check doesn't work and the coin A setting isn't shown. It's OK with 1 IRQ5 per frame. - The "Continue?" sprites are not visible until you press start - priorities The issues below are both IRQ timing, and relate to when the sprites get copied across by the DMA - Some flickering sprites, this might be an interrupt/timing issue - The screen is cluttered with sprites which aren't supposed to be visible, increasing the coordinate mask in k053247_sprites_draw() from 0x3ff to 0xfff fixes this but breaks other games (e.g. Vendetta). ***************************************************************************/ #include "emu.h" #include "includes/overdriv.h" #include "cpu/m68000/m68000.h" #include "cpu/m6809/m6809.h" #include "machine/adc0804.h" #include "machine/eepromser.h" #include "machine/rescap.h" #include "sound/k053260.h" #include "sound/ym2151.h" #include "video/k053250.h" #include "emupal.h" #include "speaker.h" #include "overdriv.lh" /*************************************************************************** EEPROM ***************************************************************************/ static const uint16_t overdriv_default_eeprom[64] = { 0x7758,0xFFFF,0x0078,0x9000,0x0078,0x7000,0x0078,0x5000, 0x5441,0x4B51,0x3136,0x4655,0x4AFF,0x0300,0x0270,0x0250, 0x00B4,0x0300,0xB403,0x00B4,0x0300,0xB403,0x00B4,0x0300, 0xB403,0x00B4,0x0300,0xB403,0x00B4,0x0300,0xB403,0x00B4, 0x0300,0xB403,0x00B4,0x0300,0xB403,0x00B4,0x0300,0xB403, 0x00B4,0x0300,0xB403,0x00B4,0x0300,0xB403,0x00B4,0x0300, 0xB403,0x00B4,0x0300,0xB403,0x00B4,0x0300,0xB403,0x00B4, 0x0300,0xB403,0x00B4,0x0300,0xB403,0x00B4,0x0300,0xB403 }; WRITE16_MEMBER(overdriv_state::eeprom_w) { //logerror("%s: write %04x to eeprom_w\n",machine().describe_context(),data); if (ACCESSING_BITS_0_7) { /* bit 0 is data */ /* bit 1 is clock (active high) */ /* bit 2 is cs (active low) */ ioport("EEPROMOUT")->write(data, 0xff); } } TIMER_DEVICE_CALLBACK_MEMBER(overdriv_state::overdriv_cpuA_scanline) { const int timer_threshold = 168; // fwiw matches 0 on mask ROM check, so IF it's a timer irq then should be close ... int scanline = param; m_fake_timer ++; // TODO: irqs routines are TOO slow right now, it ends up firing spurious irqs for whatever reason (shared ram fighting?) // this is a temporary solution to get rid of deprecat lib and the crashes, but also makes the game timer to be too slow. // Update: gameplay is actually too fast compared to timer, first attract mode shouldn't even surpass first blue car on right. if(scanline == 256) // vblank-out irq { // m_screen->frame_number() & 1 m_maincpu->set_input_line(4, HOLD_LINE); } else if(m_fake_timer >= timer_threshold) // timer irq { m_fake_timer -= timer_threshold; m_maincpu->set_input_line(5, HOLD_LINE); } } #ifdef UNUSED_FUNCTION INTERRUPT_GEN_MEMBER(overdriv_state::cpuB_interrupt) { // this doesn't get turned on until the irq has happened? wrong irq? } #endif WRITE16_MEMBER(overdriv_state::cpuA_ctrl_w) { if (ACCESSING_BITS_0_7) { /* bit 0 probably enables the second 68000 */ m_subcpu->set_input_line(INPUT_LINE_RESET, (data & 0x01) ? CLEAR_LINE : ASSERT_LINE); /* bit 1 is clear during service mode - function unknown */ m_led = BIT(data, 3); machine().bookkeeping().coin_counter_w(0, data & 0x10); machine().bookkeeping().coin_counter_w(1, data & 0x20); //logerror("%s: write %04x to cpuA_ctrl_w\n",machine().describe_context(),data); } } READ16_MEMBER(overdriv_state::cpuB_ctrl_r) { return m_cpuB_ctrl; } WRITE16_MEMBER(overdriv_state::cpuB_ctrl_w) { COMBINE_DATA(&m_cpuB_ctrl); if (ACCESSING_BITS_0_7) { /* bit 0 = enable sprite ROM reading */ m_k053246->k053246_set_objcha_line( (data & 0x01) ? ASSERT_LINE : CLEAR_LINE); /* bit 1 used but unknown (irq enable?) */ /* other bits unused? */ } } WRITE16_MEMBER(overdriv_state::overdriv_soundirq_w) { m_audiocpu->set_input_line(M6809_IRQ_LINE, ASSERT_LINE); } WRITE16_MEMBER(overdriv_state::slave_irq4_assert_w) { // used in-game m_subcpu->set_input_line(4, HOLD_LINE); } WRITE16_MEMBER(overdriv_state::slave_irq5_assert_w) { // tests GFX ROMs with this irq (indeed enabled only in test mode) m_subcpu->set_input_line(5, HOLD_LINE); } void overdriv_state::overdriv_master_map(address_map &map) { map(0x000000, 0x03ffff).rom(); map(0x040000, 0x043fff).ram(); /* work RAM */ map(0x080000, 0x080fff).ram().w("palette", FUNC(palette_device::write16)).share("palette"); map(0x0c0000, 0x0c0001).portr("INPUTS"); map(0x0c0002, 0x0c0003).portr("SYSTEM"); map(0x0e0000, 0x0e0001).nopw(); /* unknown (always 0x30) */ map(0x100000, 0x10001f).rw(m_k053252, FUNC(k053252_device::read), FUNC(k053252_device::write)).umask16(0x00ff); /* 053252? (LSB) */ map(0x140000, 0x140001).nopw(); //watchdog reset? map(0x180001, 0x180001).rw("adc", FUNC(adc0804_device::read), FUNC(adc0804_device::write)); map(0x1c0000, 0x1c001f).w(m_k051316_1, FUNC(k051316_device::ctrl_w)).umask16(0xff00); map(0x1c8000, 0x1c801f).w(m_k051316_2, FUNC(k051316_device::ctrl_w)).umask16(0xff00); map(0x1d0000, 0x1d001f).w(m_k053251, FUNC(k053251_device::write)).umask16(0xff00); map(0x1d8000, 0x1d8003).rw("k053260_1", FUNC(k053260_device::main_read), FUNC(k053260_device::main_write)).umask16(0x00ff); map(0x1e0000, 0x1e0003).rw("k053260_2", FUNC(k053260_device::main_read), FUNC(k053260_device::main_write)).umask16(0x00ff); map(0x1e8000, 0x1e8001).w(FUNC(overdriv_state::overdriv_soundirq_w)); map(0x1f0000, 0x1f0001).w(FUNC(overdriv_state::cpuA_ctrl_w)); /* halt cpu B, coin counter, start lamp, other? */ map(0x1f8000, 0x1f8001).w(FUNC(overdriv_state::eeprom_w)); map(0x200000, 0x203fff).ram().share("share1"); map(0x210000, 0x210fff).rw(m_k051316_1, FUNC(k051316_device::read), FUNC(k051316_device::write)).umask16(0xff00); map(0x218000, 0x218fff).rw(m_k051316_2, FUNC(k051316_device::read), FUNC(k051316_device::write)).umask16(0xff00); map(0x220000, 0x220fff).r(m_k051316_1, FUNC(k051316_device::rom_r)).umask16(0xff00); map(0x228000, 0x228fff).r(m_k051316_2, FUNC(k051316_device::rom_r)).umask16(0xff00); map(0x230000, 0x230001).w(FUNC(overdriv_state::slave_irq4_assert_w)); map(0x238000, 0x238001).w(FUNC(overdriv_state::slave_irq5_assert_w)); } #ifdef UNUSED_FUNCTION WRITE8_MEMBER( overdriv_state::overdriv_k053246_w ) { m_k053246->k053246_w(offset,data); uint16_t *src, *dst; m_k053246->k053247_get_ram(&dst); src = m_sprram; // this should be the sprite dma/irq bit... // but it is already turned off by the time overdriv_state::cpuB_interrupt is executed? // even now it rarely gets set, I imagine because the communication / irq is actually // worse than we thought. (drive very slowly and things update..) if (m_k053246->k053246_is_irq_enabled()) { memcpy(dst,src,0x1000); } //printf("%02x %04x %04x\n", offset, data, mem_mask); } #endif TIMER_CALLBACK_MEMBER(overdriv_state::objdma_end_cb ) { m_subcpu->set_input_line(6, HOLD_LINE); } WRITE8_MEMBER(overdriv_state::objdma_w) { if(data & 0x10) m_objdma_end_timer->adjust(attotime::from_usec(100)); m_k053246->k053246_w(5,data); } void overdriv_state::overdriv_slave_map(address_map &map) { map(0x000000, 0x03ffff).rom(); map(0x080000, 0x083fff).ram(); /* work RAM */ map(0x0c0000, 0x0c1fff).ram(); //.rw("k053250_1", FUNC(k053250_device::ram_r), FUNC(k053250_device::ram_w)); map(0x100000, 0x10000f).rw("k053250_1", FUNC(k053250_device::reg_r), FUNC(k053250_device::reg_w)); map(0x108000, 0x10800f).rw("k053250_2", FUNC(k053250_device::reg_r), FUNC(k053250_device::reg_w)); map(0x118000, 0x118fff).rw(m_k053246, FUNC(k053247_device::k053247_word_r), FUNC(k053247_device::k053247_word_w)); // data gets copied to sprite chip with DMA.. map(0x120000, 0x120001).r(m_k053246, FUNC(k053247_device::k053246_r)); map(0x128000, 0x128001).rw(FUNC(overdriv_state::cpuB_ctrl_r), FUNC(overdriv_state::cpuB_ctrl_w)); /* enable K053247 ROM reading, plus something else */ map(0x130000, 0x130007).rw(m_k053246, FUNC(k053247_device::k053246_r), FUNC(k053247_device::k053246_w)); map(0x130005, 0x130005).w(FUNC(overdriv_state::objdma_w)); //map(0x140000, 0x140001) used in later stages, set after writes at 0x208000-0x20bfff range map(0x200000, 0x203fff).ram().share("share1"); map(0x208000, 0x20bfff).ram(); // sprite indirect table? map(0x218000, 0x219fff).r("k053250_1", FUNC(k053250_device::rom_r)); map(0x220000, 0x221fff).r("k053250_2", FUNC(k053250_device::rom_r)); } WRITE8_MEMBER(overdriv_state::sound_ack_w) { m_audiocpu->set_input_line(M6809_IRQ_LINE, CLEAR_LINE); } void overdriv_state::overdriv_sound_map(address_map &map) { map(0x0000, 0x0000).w(FUNC(overdriv_state::sound_ack_w)); // 0x012 read during explosions // 0x180 map(0x0200, 0x0201).rw("ymsnd", FUNC(ym2151_device::read), FUNC(ym2151_device::write)); map(0x0400, 0x042f).rw("k053260_1", FUNC(k053260_device::read), FUNC(k053260_device::write)); map(0x0600, 0x062f).rw("k053260_2", FUNC(k053260_device::read), FUNC(k053260_device::write)); map(0x0800, 0x0fff).ram(); map(0x1000, 0xffff).rom(); } /* Both IPT_START1 assignments are needed. The game will reset during */ /* the "continue" sequence if the assignment on the first port */ /* is missing. */ static INPUT_PORTS_START( overdriv ) PORT_START("INPUTS") PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON3 ) PORT_TOGGLE PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_START1 ) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_CUSTOM ) PORT_READ_LINE_DEVICE_MEMBER("eeprom", eeprom_serial_er5911_device, do_read) PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_CUSTOM ) PORT_READ_LINE_DEVICE_MEMBER("eeprom", eeprom_serial_er5911_device, ready_read) PORT_START("SYSTEM") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN1 ) PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_COIN2 ) PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_START1 ) PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_SERVICE1 ) PORT_SERVICE_NO_TOGGLE( 0x10, IP_ACTIVE_LOW ) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_CUSTOM ) PORT_READ_LINE_DEVICE_MEMBER("adc", adc0804_device, intr_r) PORT_START("PADDLE") PORT_BIT( 0xff, 0x80, IPT_PADDLE ) PORT_SENSITIVITY(100) PORT_KEYDELTA(50) // POST checks if paddle is at center otherwise throws a "VOLUME ERROR" PORT_START( "EEPROMOUT" ) PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_OUTPUT ) PORT_WRITE_LINE_DEVICE_MEMBER("eeprom", eeprom_serial_er5911_device, di_write) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_OUTPUT ) PORT_WRITE_LINE_DEVICE_MEMBER("eeprom", eeprom_serial_er5911_device, clk_write) PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_OUTPUT ) PORT_WRITE_LINE_DEVICE_MEMBER("eeprom", eeprom_serial_er5911_device, cs_write) INPUT_PORTS_END void overdriv_state::machine_start() { m_led.resolve(); m_objdma_end_timer = machine().scheduler().timer_alloc(timer_expired_delegate(FUNC(overdriv_state::objdma_end_cb), this)); save_item(NAME(m_cpuB_ctrl)); save_item(NAME(m_sprite_colorbase)); save_item(NAME(m_zoom_colorbase)); save_item(NAME(m_road_colorbase)); save_item(NAME(m_fake_timer)); } void overdriv_state::machine_reset() { m_cpuB_ctrl = 0; m_sprite_colorbase = 0; m_zoom_colorbase[0] = 0; m_zoom_colorbase[1] = 0; m_road_colorbase[0] = 0; m_road_colorbase[1] = 0; /* start with cpu B halted */ m_subcpu->set_input_line(INPUT_LINE_RESET, ASSERT_LINE); } void overdriv_state::overdriv(machine_config &config) { /* basic machine hardware */ M68000(config, m_maincpu, XTAL(24'000'000)/2); /* 12 MHz */ m_maincpu->set_addrmap(AS_PROGRAM, &overdriv_state::overdriv_master_map); TIMER(config, "scantimer").configure_scanline(FUNC(overdriv_state::overdriv_cpuA_scanline), "screen", 0, 1); M68000(config, m_subcpu, XTAL(24'000'000)/2); /* 12 MHz */ m_subcpu->set_addrmap(AS_PROGRAM, &overdriv_state::overdriv_slave_map); //m_subcpu->set_vblank_int("screen", FUNC(overdriv_state::cpuB_interrupt)); /* IRQ 5 and 6 are generated by the main CPU. */ /* IRQ 5 is used only in test mode, to request the checksums of the gfx ROMs. */ MC6809E(config, m_audiocpu, XTAL(3'579'545)); /* 1.789 MHz?? This might be the right speed, but ROM testing */ m_audiocpu->set_addrmap(AS_PROGRAM, &overdriv_state::overdriv_sound_map); /* takes a little too much (the counter wraps from 0000 to 9999). */ /* This might just mean that the video refresh rate is less than */ /* 60 fps, that's how I fixed it for now. */ config.set_maximum_quantum(attotime::from_hz(12000)); EEPROM_ER5911_16BIT(config, "eeprom").default_data(overdriv_default_eeprom, 128); ADC0804(config, "adc", RES_K(10), CAP_P(150)).vin_callback().set_ioport("PADDLE"); /* video hardware */ screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER)); screen.set_raw(XTAL(24'000'000)/4,384,0,305,264,0,224); screen.set_screen_update(FUNC(overdriv_state::screen_update_overdriv)); screen.set_palette("palette"); PALETTE(config, "palette").set_format(palette_device::xBGR_555, 2048).enable_shadows(); K053246(config, m_k053246, 0); m_k053246->set_sprite_callback(FUNC(overdriv_state::sprite_callback)); m_k053246->set_config(NORMAL_PLANE_ORDER, 77, 22); m_k053246->set_palette("palette"); K051316(config, m_k051316_1, 0); m_k051316_1->set_palette("palette"); m_k051316_1->set_offsets(14, -1); m_k051316_1->set_wrap(1); m_k051316_1->set_zoom_callback(FUNC(overdriv_state::zoom_callback_1)); K051316(config, m_k051316_2, 0); m_k051316_2->set_palette("palette"); m_k051316_2->set_offsets(15, 1); m_k051316_2->set_zoom_callback(FUNC(overdriv_state::zoom_callback_2)); K053251(config, m_k053251, 0); K053250(config, "k053250_1", 0, "palette", m_screen, 0, 0); K053250(config, "k053250_2", 0, "palette", m_screen, 0, 0); K053252(config, m_k053252, XTAL(24'000'000)/4); m_k053252->set_offsets(13*8, 2*8); /* sound hardware */ SPEAKER(config, "lspeaker").front_left(); SPEAKER(config, "rspeaker").front_right(); YM2151(config, "ymsnd", XTAL(3'579'545)).add_route(0, "lspeaker", 0.5).add_route(1, "rspeaker", 0.5); k053260_device &k053260_1(K053260(config, "k053260_1", XTAL(3'579'545))); k053260_1.set_device_rom_tag("k053260"); k053260_1.add_route(0, "lspeaker", 0.35); k053260_1.add_route(1, "rspeaker", 0.35); k053260_device &k053260_2(K053260(config, "k053260_2", XTAL(3'579'545))); k053260_2.set_device_rom_tag("k053260"); k053260_2.add_route(0, "lspeaker", 0.35); k053260_2.add_route(1, "rspeaker", 0.35); } /*************************************************************************** Game driver(s) ***************************************************************************/ ROM_START( overdriv ) ROM_REGION( 0x40000, "maincpu", 0 ) ROM_LOAD16_BYTE( "789_n05.d17", 0x00000, 0x20000, CRC(f7885713) SHA1(8e84929dcc6ab889c3e11c450d22c56b183b0198) ) ROM_LOAD16_BYTE( "789_n04.b17", 0x00001, 0x20000, CRC(aefe87a6) SHA1(1bdf5a1f4c5e2b84d02b2981b3be91ed2406a1f8) ) ROM_REGION( 0x40000, "sub", 0 ) ROM_LOAD16_BYTE( "789_e09.l10", 0x00000, 0x20000, CRC(46fb7e88) SHA1(f706a76aff9bec64abe6da325cba0715d6e6ed0a) ) /* also found labeled as "4" as well as "7" */ ROM_LOAD16_BYTE( "789_e08.k10", 0x00001, 0x20000, CRC(24427195) SHA1(48f4f81729acc0e497b40fddbde11242c5c4c573) ) /* also found labeled as "3" as well as "6" */ ROM_REGION( 0x10000, "audiocpu", 0 ) ROM_LOAD( "789_e01.e4", 0x00000, 0x10000, CRC(1085f069) SHA1(27228cedb357ff2e130a4bd6d8aa01cf537e034f) ) /* also found labeled as "5" */ ROM_REGION( 0x400000, "k053246", 0 ) /* graphics (addressable by the CPU) */ ROM_LOAD64_WORD( "789e12.r1", 0x000000, 0x100000, CRC(14a10fb2) SHA1(03fb9c15514c5ecc2d9ae4a53961c4bbb49cec73) ) /* sprites */ ROM_LOAD64_WORD( "789e13.r4", 0x000002, 0x100000, CRC(6314a628) SHA1(f8a8918998c266109348c77427a7696b503daeb3) ) ROM_LOAD64_WORD( "789e14.r10", 0x000004, 0x100000, CRC(b5eca14b) SHA1(a1c5f5e9cd8bbcfc875e2acb33be024724da63aa) ) ROM_LOAD64_WORD( "789e15.r15", 0x000006, 0x100000, CRC(5d93e0c3) SHA1(d5cb7666c0c28fd465c860c7f9dbb18a7f739a93) ) ROM_REGION( 0x020000, "k051316_1", 0 ) ROM_LOAD( "789e06.a21", 0x000000, 0x020000, CRC(14a085e6) SHA1(86dad6f223e13ff8af7075c3d99bb0a83784c384) ) /* zoom/rotate */ ROM_REGION( 0x020000, "k051316_2", 0 ) ROM_LOAD( "789e07.c23", 0x000000, 0x020000, CRC(8a6ceab9) SHA1(1a52b7361f71a6126cd648a76af00223d5b25c7a) ) /* zoom/rotate */ ROM_REGION( 0x0c0000, "k053250_1", 0 ) ROM_LOAD( "789e18.p22", 0x000000, 0x040000, CRC(985a4a75) SHA1(b726166c295be6fbec38a9d11098cc4a4a5de456) ) ROM_LOAD( "789e19.r22", 0x040000, 0x040000, CRC(15c54ea2) SHA1(5b10bd28e48e51613359820ba8c75d4a91c2d322) ) ROM_LOAD( "789e20.s22", 0x080000, 0x040000, CRC(ea204acd) SHA1(52b8c30234eaefcba1074496028a4ac2bca48e95) ) ROM_REGION( 0x080000, "k053250_2", 0 ) ROM_LOAD( "789e17.p17", 0x000000, 0x040000, CRC(04c07248) SHA1(873445002cbf90c9fc5a35bf4a8f6c43193ee342) ) ROM_LOAD( "789e16.p12", 0x040000, 0x040000, CRC(9348dee1) SHA1(367193373e28962b5b0e54cc15d68ed88ab83f12) ) ROM_REGION( 0x200000, "k053260", 0 ) /* 053260 samples */ ROM_LOAD( "789e03.j1", 0x000000, 0x100000, CRC(51ebfebe) SHA1(17f0c23189258e801f48d5833fe934e7a48d071b) ) ROM_LOAD( "789e02.f1", 0x100000, 0x100000, CRC(bdd3b5c6) SHA1(412332d64052c0a3714f4002c944b0e7d32980a4) ) ROM_END ROM_START( overdriva ) ROM_REGION( 0x40000, "maincpu", 0 ) ROM_LOAD16_BYTE( "2.d17", 0x00000, 0x20000, CRC(77f18f3f) SHA1(a8c91435573c7851a7864d07eeacfb2f142abbe2) ) ROM_LOAD16_BYTE( "1.b17", 0x00001, 0x20000, CRC(4f44e6ad) SHA1(9fa871f55e6b2ec353dd979ded568cd9da83f5d6) ) /* also found labeled as "3" */ ROM_REGION( 0x40000, "sub", 0 ) ROM_LOAD16_BYTE( "789_e09.l10", 0x00000, 0x20000, CRC(46fb7e88) SHA1(f706a76aff9bec64abe6da325cba0715d6e6ed0a) ) /* also found labeled as "4" as well as "7" */ ROM_LOAD16_BYTE( "789_e08.k10", 0x00001, 0x20000, CRC(24427195) SHA1(48f4f81729acc0e497b40fddbde11242c5c4c573) ) /* also found labeled as "3" as well as "6" */ ROM_REGION( 0x10000, "audiocpu", 0 ) ROM_LOAD( "789_e01.e4", 0x00000, 0x10000, CRC(1085f069) SHA1(27228cedb357ff2e130a4bd6d8aa01cf537e034f) ) /* also found labeled as "5" */ ROM_REGION( 0x400000, "k053246", 0 ) /* graphics (addressable by the CPU) */ ROM_LOAD64_WORD( "789e12.r1", 0x000000, 0x100000, CRC(14a10fb2) SHA1(03fb9c15514c5ecc2d9ae4a53961c4bbb49cec73) ) /* sprites */ ROM_LOAD64_WORD( "789e13.r4", 0x000002, 0x100000, CRC(6314a628) SHA1(f8a8918998c266109348c77427a7696b503daeb3) ) ROM_LOAD64_WORD( "789e14.r10", 0x000004, 0x100000, CRC(b5eca14b) SHA1(a1c5f5e9cd8bbcfc875e2acb33be024724da63aa) ) ROM_LOAD64_WORD( "789e15.r15", 0x000006, 0x100000, CRC(5d93e0c3) SHA1(d5cb7666c0c28fd465c860c7f9dbb18a7f739a93) ) ROM_REGION( 0x020000, "k051316_1", 0 ) ROM_LOAD( "789e06.a21", 0x000000, 0x020000, CRC(14a085e6) SHA1(86dad6f223e13ff8af7075c3d99bb0a83784c384) ) /* zoom/rotate */ ROM_REGION( 0x020000, "k051316_2", 0 ) ROM_LOAD( "789e07.c23", 0x000000, 0x020000, CRC(8a6ceab9) SHA1(1a52b7361f71a6126cd648a76af00223d5b25c7a) ) /* zoom/rotate */ ROM_REGION( 0x0c0000, "k053250_1", 0 ) ROM_LOAD( "789e18.p22", 0x000000, 0x040000, CRC(985a4a75) SHA1(b726166c295be6fbec38a9d11098cc4a4a5de456) ) ROM_LOAD( "789e19.r22", 0x040000, 0x040000, CRC(15c54ea2) SHA1(5b10bd28e48e51613359820ba8c75d4a91c2d322) ) ROM_LOAD( "789e20.s22", 0x080000, 0x040000, CRC(ea204acd) SHA1(52b8c30234eaefcba1074496028a4ac2bca48e95) ) ROM_REGION( 0x080000, "k053250_2", 0 ) ROM_LOAD( "789e17.p17", 0x000000, 0x040000, CRC(04c07248) SHA1(873445002cbf90c9fc5a35bf4a8f6c43193ee342) ) ROM_LOAD( "789e16.p12", 0x040000, 0x040000, CRC(9348dee1) SHA1(367193373e28962b5b0e54cc15d68ed88ab83f12) ) ROM_REGION( 0x200000, "k053260", 0 ) /* 053260 samples */ ROM_LOAD( "789e03.j1", 0x000000, 0x100000, CRC(51ebfebe) SHA1(17f0c23189258e801f48d5833fe934e7a48d071b) ) ROM_LOAD( "789e02.f1", 0x100000, 0x100000, CRC(bdd3b5c6) SHA1(412332d64052c0a3714f4002c944b0e7d32980a4) ) ROM_END ROM_START( overdrivb ) ROM_REGION( 0x40000, "maincpu", 0 ) ROM_LOAD16_BYTE( "4.d17", 0x00000, 0x20000, CRC(93c8e892) SHA1(fb41bb13787b93f533b962c3119e6b9f61e2f3f3) ) ROM_LOAD16_BYTE( "3.b17", 0x00001, 0x20000, CRC(4f44e6ad) SHA1(9fa871f55e6b2ec353dd979ded568cd9da83f5d6) ) /* also found labeled as "1" */ ROM_REGION( 0x40000, "sub", 0 ) ROM_LOAD16_BYTE( "789_e09.l10", 0x00000, 0x20000, CRC(46fb7e88) SHA1(f706a76aff9bec64abe6da325cba0715d6e6ed0a) ) /* also found labeled as "4" as well as "7" */ ROM_LOAD16_BYTE( "789_e08.k10", 0x00001, 0x20000, CRC(24427195) SHA1(48f4f81729acc0e497b40fddbde11242c5c4c573) ) /* also found labeled as "3" as well as "6" */ ROM_REGION( 0x10000, "audiocpu", 0 ) ROM_LOAD( "789_e01.e4", 0x00000, 0x10000, CRC(1085f069) SHA1(27228cedb357ff2e130a4bd6d8aa01cf537e034f) ) /* also found labeled as "5" */ ROM_REGION( 0x400000, "k053246", 0 ) /* graphics (addressable by the CPU) */ ROM_LOAD64_WORD( "789e12.r1", 0x000000, 0x100000, CRC(14a10fb2) SHA1(03fb9c15514c5ecc2d9ae4a53961c4bbb49cec73) ) /* sprites */ ROM_LOAD64_WORD( "789e13.r4", 0x000002, 0x100000, CRC(6314a628) SHA1(f8a8918998c266109348c77427a7696b503daeb3) ) ROM_LOAD64_WORD( "789e14.r10", 0x000004, 0x100000, CRC(b5eca14b) SHA1(a1c5f5e9cd8bbcfc875e2acb33be024724da63aa) ) ROM_LOAD64_WORD( "789e15.r15", 0x000006, 0x100000, CRC(5d93e0c3) SHA1(d5cb7666c0c28fd465c860c7f9dbb18a7f739a93) ) ROM_REGION( 0x020000, "k051316_1", 0 ) ROM_LOAD( "789e06.a21", 0x000000, 0x020000, CRC(14a085e6) SHA1(86dad6f223e13ff8af7075c3d99bb0a83784c384) ) /* zoom/rotate */ ROM_REGION( 0x020000, "k051316_2", 0 ) ROM_LOAD( "789e07.c23", 0x000000, 0x020000, CRC(8a6ceab9) SHA1(1a52b7361f71a6126cd648a76af00223d5b25c7a) ) /* zoom/rotate */ ROM_REGION( 0x0c0000, "k053250_1", 0 ) ROM_LOAD( "789e18.p22", 0x000000, 0x040000, CRC(985a4a75) SHA1(b726166c295be6fbec38a9d11098cc4a4a5de456) ) ROM_LOAD( "789e19.r22", 0x040000, 0x040000, CRC(15c54ea2) SHA1(5b10bd28e48e51613359820ba8c75d4a91c2d322) ) ROM_LOAD( "789e20.s22", 0x080000, 0x040000, CRC(ea204acd) SHA1(52b8c30234eaefcba1074496028a4ac2bca48e95) ) ROM_REGION( 0x080000, "k053250_2", 0 ) ROM_LOAD( "789e17.p17", 0x000000, 0x040000, CRC(04c07248) SHA1(873445002cbf90c9fc5a35bf4a8f6c43193ee342) ) ROM_LOAD( "789e16.p12", 0x040000, 0x040000, CRC(9348dee1) SHA1(367193373e28962b5b0e54cc15d68ed88ab83f12) ) ROM_REGION( 0x200000, "k053260", 0 ) /* 053260 samples */ ROM_LOAD( "789e03.j1", 0x000000, 0x100000, CRC(51ebfebe) SHA1(17f0c23189258e801f48d5833fe934e7a48d071b) ) ROM_LOAD( "789e02.f1", 0x100000, 0x100000, CRC(bdd3b5c6) SHA1(412332d64052c0a3714f4002c944b0e7d32980a4) ) ROM_END GAMEL( 1990, overdriv, 0, overdriv, overdriv, overdriv_state, empty_init, ROT90, "Konami", "Over Drive (set 1)", MACHINE_IMPERFECT_GRAPHICS | MACHINE_NOT_WORKING | MACHINE_SUPPORTS_SAVE, layout_overdriv ) // US version GAMEL( 1990, overdriva, overdriv, overdriv, overdriv, overdriv_state, empty_init, ROT90, "Konami", "Over Drive (set 2)", MACHINE_IMPERFECT_GRAPHICS | MACHINE_NOT_WORKING | MACHINE_SUPPORTS_SAVE, layout_overdriv ) // Overseas? GAMEL( 1990, overdrivb, overdriv, overdriv, overdriv, overdriv_state, empty_init, ROT90, "Konami", "Over Drive (set 3)", MACHINE_IMPERFECT_GRAPHICS | MACHINE_NOT_WORKING | MACHINE_SUPPORTS_SAVE, layout_overdriv ) // Overseas?