// license:BSD-3-Clause // copyright-holders:Luca Elia /*************************************************************************** -= Blomby Car =- driver by Luca Elia (l.elia@tin.it) Main CPU : 68000 Video Chips : TI TPC1020AFN-084 (= Actel A1020A PL84C 9548) Sound Chips : K-665 9546 (= M6295) To Do: - Flip screen unused ? - Better driving wheel(s) support Blomby Car is said to be a bootleg of Gaelco's World Rally and uses many of the same fonts Waterball Check game speed, it depends on a bit we toggle.. ***************************************************************************/ #include "emu.h" #include "includes/blmbycar.h" #include "cpu/m68000/m68000.h" #include "sound/okim6295.h" #include "screen.h" #include "speaker.h" /*************************************************************************** Sound Banking ***************************************************************************/ /* The top 64k of samples are banked (16 banks total) */ WRITE16_MEMBER(blmbycar_state::okibank_w) { if (ACCESSING_BITS_0_7) { membank("okibank")->set_entry(data & 0x0f); } } /*************************************************************************** Input Handling ***************************************************************************/ /* Preliminary potentiometric wheel support */ WRITE16_MEMBER(blmbycar_state::blmbycar_pot_wheel_reset_w) { if (ACCESSING_BITS_0_7) m_pot_wheel = ~ioport("WHEEL")->read() & 0xff; } WRITE16_MEMBER(blmbycar_state::blmbycar_pot_wheel_shift_w) { if (ACCESSING_BITS_0_7) { if ( ((m_old_val & 0xff) == 0xff) && ((data & 0xff) == 0) ) m_pot_wheel <<= 1; m_old_val = data; } } READ16_MEMBER(blmbycar_state::blmbycar_pot_wheel_r) { return ((m_pot_wheel & 0x80) ? 0x04 : 0) | (machine().rand() & 0x08); } /* Preliminary optical wheel support */ READ16_MEMBER(blmbycar_state::blmbycar_opt_wheel_r) { return (~ioport("WHEEL")->read() & 0xff) << 8; } /*************************************************************************** Memory Maps ***************************************************************************/ void blmbycar_state::common_map(address_map &map) { map(0x000000, 0x0fffff).rom(); map(0xfec000, 0xfeffff).ram(); map(0x100000, 0x103fff).writeonly(); // ??? map(0x104000, 0x105fff).ram().w(this, FUNC(blmbycar_state::vram_1_w)).share("vram_1"); // Layer 1 map(0x106000, 0x107fff).ram().w(this, FUNC(blmbycar_state::vram_0_w)).share("vram_0"); // Layer 0 map(0x108000, 0x10bfff).writeonly(); // ??? map(0x10c000, 0x10c003).writeonly().share("scroll_1"); // Scroll 1 map(0x10c004, 0x10c007).writeonly().share("scroll_0"); // Scroll 0 map(0x200000, 0x2005ff).ram().w(m_palette, FUNC(palette_device::write16)).share("palette").mirror(0x4000); // Palette map(0x200600, 0x203fff).ram().mirror(0x4000); map(0x440000, 0x441fff).ram(); map(0x444000, 0x445fff).writeonly().share("spriteram");// Sprites (size?) map(0x700000, 0x700001).portr("DSW"); map(0x700002, 0x700003).portr("P1_P2"); map(0x70000c, 0x70000d).w(this, FUNC(blmbycar_state::okibank_w)); // Sound map(0x70000f, 0x70000f).rw("oki", FUNC(okim6295_device::read), FUNC(okim6295_device::write)); // Sound } void blmbycar_state::blmbycar_map(address_map &map) { common_map(map); map(0x700004, 0x700005).r(this, FUNC(blmbycar_state::blmbycar_opt_wheel_r)); // Wheel (optical) map(0x700006, 0x700007).portr("UNK"); map(0x700008, 0x700009).r(this, FUNC(blmbycar_state::blmbycar_pot_wheel_r)); // Wheel (potentiometer) map(0x70000a, 0x70000b).nopw(); // ? Wheel map(0x70006a, 0x70006b).w(this, FUNC(blmbycar_state::blmbycar_pot_wheel_reset_w)); // Wheel (potentiometer) map(0x70007a, 0x70007b).w(this, FUNC(blmbycar_state::blmbycar_pot_wheel_shift_w)); // } READ16_MEMBER(blmbycar_state::waterball_unk_r) { m_retvalue ^= 0x0008; // must toggle.. but not vblank? return m_retvalue; } void blmbycar_state::watrball_map(address_map &map) { common_map(map); map(0x700006, 0x700007).nopr(); // read map(0x700008, 0x700009).r(this, FUNC(blmbycar_state::waterball_unk_r)); // 0x0008 must toggle map(0x70000a, 0x70000b).writeonly(); // ?? busy } void blmbycar_state::blmbycar_oki_map(address_map &map) { map(0x00000, 0x2ffff).rom(); map(0x30000, 0x3ffff).bankr("okibank"); } /*************************************************************************** Input Ports ***************************************************************************/ static INPUT_PORTS_START( blmbycar ) PORT_START("DSW") /* $700000.w */ PORT_DIPNAME( 0x0003, 0x0003, DEF_STR( Difficulty ) ) PORT_DIPLOCATION("SW1:8,7") PORT_DIPSETTING( 0x0002, DEF_STR( Easy ) ) PORT_DIPSETTING( 0x0003, DEF_STR( Normal ) ) PORT_DIPSETTING( 0x0001, DEF_STR( Hard ) ) PORT_DIPSETTING( 0x0000, DEF_STR( Hardest ) ) PORT_DIPNAME( 0x0004, 0x0004, "Joysticks" ) PORT_DIPLOCATION("SW1:6") PORT_DIPSETTING( 0x0000, "1" ) PORT_DIPSETTING( 0x0004, "2" ) PORT_DIPNAME( 0x0018, 0x0018, DEF_STR( Controls ) ) PORT_DIPLOCATION("SW1:5,4") PORT_DIPSETTING( 0x0018, DEF_STR( Joystick ) ) // PORT_DIPSETTING( 0x0010, "Pot Wheel" ) // Preliminary // PORT_DIPSETTING( 0x0008, "Opt Wheel" ) // Preliminary // PORT_DIPSETTING( 0x0000, DEF_STR( Unused ) ) // Time goes to 0 rally fast! PORT_DIPNAME( 0x0020, 0x0000, DEF_STR( Demo_Sounds ) ) PORT_DIPLOCATION("SW1:3") PORT_DIPSETTING( 0x0020, DEF_STR( Off ) ) PORT_DIPSETTING( 0x0000, DEF_STR( On ) ) PORT_DIPNAME( 0x0040, 0x0040, "Unknown 1-2" ) PORT_DIPLOCATION("SW1:2") PORT_DIPSETTING( 0x0040, DEF_STR( Off ) ) PORT_DIPSETTING( 0x0000, DEF_STR( On ) ) PORT_SERVICE_DIPLOC( 0x0080, IP_ACTIVE_LOW, "SW1:1" ) PORT_DIPNAME( 0x0700, 0x0700, DEF_STR( Coin_A ) ) PORT_DIPLOCATION("SW2:8,7,6") PORT_DIPSETTING( 0x0700, DEF_STR( 1C_1C ) ) PORT_DIPSETTING( 0x0000, DEF_STR( 3C_4C ) ) PORT_DIPSETTING( 0x0100, DEF_STR( 2C_3C ) ) PORT_DIPSETTING( 0x0600, DEF_STR( 1C_2C ) ) PORT_DIPSETTING( 0x0500, DEF_STR( 1C_3C ) ) PORT_DIPSETTING( 0x0400, DEF_STR( 1C_4C ) ) PORT_DIPSETTING( 0x0300, DEF_STR( 1C_5C ) ) PORT_DIPSETTING( 0x0200, DEF_STR( 1C_6C ) ) PORT_DIPNAME( 0x3800, 0x3800, DEF_STR( Coin_B ) ) PORT_DIPLOCATION("SW2:5,4,3") PORT_DIPSETTING( 0x1000, DEF_STR( 6C_1C ) ) PORT_DIPSETTING( 0x1800, DEF_STR( 5C_1C ) ) PORT_DIPSETTING( 0x2000, DEF_STR( 4C_1C ) ) PORT_DIPSETTING( 0x2800, DEF_STR( 3C_1C ) ) PORT_DIPSETTING( 0x3000, DEF_STR( 2C_1C ) ) PORT_DIPSETTING( 0x0800, DEF_STR( 3C_2C ) ) PORT_DIPSETTING( 0x0000, DEF_STR( 4C_3C ) ) PORT_DIPSETTING( 0x3800, DEF_STR( 1C_1C ) ) PORT_DIPNAME( 0x4000, 0x4000, "Credits To Start" ) PORT_DIPLOCATION("SW2:2") PORT_DIPSETTING( 0x4000, "1" ) PORT_DIPSETTING( 0x0000, "2" ) PORT_DIPNAME( 0x8000, 0x8000, DEF_STR( Free_Play ) ) PORT_DIPLOCATION("SW2:1") PORT_DIPSETTING( 0x8000, DEF_STR( Off ) ) PORT_DIPSETTING( 0x0000, DEF_STR( On ) ) PORT_START("P1_P2") /* $700002.w */ PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_PLAYER(1) PORT_BIT( 0x0002, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_PLAYER(1) PORT_BIT( 0x0004, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_PLAYER(1) PORT_BIT( 0x0008, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_PLAYER(1) PORT_BIT( 0x0010, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(1) PORT_BIT( 0x0020, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1) PORT_BIT( 0x0040, IP_ACTIVE_LOW, IPT_COIN1 ) PORT_BIT( 0x0080, IP_ACTIVE_LOW, IPT_COIN2 ) PORT_BIT( 0x0100, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_PLAYER(2) PORT_BIT( 0x0200, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_PLAYER(2) PORT_BIT( 0x0400, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_PLAYER(2) PORT_BIT( 0x0800, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_PLAYER(2) PORT_BIT( 0x1000, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2) PORT_BIT( 0x2000, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2) PORT_BIT( 0x4000, IP_ACTIVE_LOW, IPT_START1 ) PORT_BIT( 0x8000, IP_ACTIVE_LOW, IPT_START2 ) PORT_START("WHEEL") /* $700004.w */ PORT_BIT ( 0x00ff, 0x0080, IPT_AD_STICK_X ) PORT_SENSITIVITY(30) PORT_KEYDELTA(1) PORT_START("UNK") /* $700006.w */ PORT_BIT( 0xffff, IP_ACTIVE_LOW, IPT_UNKNOWN ) INPUT_PORTS_END static INPUT_PORTS_START( watrball ) PORT_START("DSW") PORT_DIPNAME( 0x0003, 0x0003, DEF_STR( Difficulty ) ) PORT_DIPLOCATION("SW1:8,7") /* Affects timer */ PORT_DIPSETTING( 0x0002, DEF_STR( Easy ) ) /* 180 Seconds */ PORT_DIPSETTING( 0x0003, DEF_STR( Normal ) ) /* 150 Seconds */ PORT_DIPSETTING( 0x0001, DEF_STR( Hard ) ) /* 120 Seconds */ PORT_DIPSETTING( 0x0000, DEF_STR( Hardest ) ) /* 100 Seconds */ PORT_DIPUNUSED_DIPLOC( 0x0004, 0x0004, "SW1:6" ) PORT_DIPUNUSED_DIPLOC( 0x0008, 0x0008, "SW1:5" ) PORT_DIPUNUSED_DIPLOC( 0x0010, 0x0010, "SW1:4" ) PORT_DIPNAME( 0x0020, 0x0000, DEF_STR( Demo_Sounds ) ) PORT_DIPLOCATION("SW1:3") PORT_DIPSETTING( 0x0020, DEF_STR( Off ) ) PORT_DIPSETTING( 0x0000, DEF_STR( On ) ) PORT_DIPNAME( 0x0040, 0x0040, "Unknown 1-2" ) PORT_DIPLOCATION("SW1:2") PORT_DIPSETTING( 0x0040, DEF_STR( Off ) ) PORT_DIPSETTING( 0x0000, DEF_STR( On ) ) PORT_SERVICE_DIPLOC( 0x0080, IP_ACTIVE_LOW, "SW1:1" ) PORT_DIPNAME( 0x0700, 0x0700, DEF_STR( Coin_A ) ) PORT_DIPLOCATION("SW2:8,7,6") PORT_DIPSETTING( 0x0700, DEF_STR( 1C_1C ) ) PORT_DIPSETTING( 0x0000, DEF_STR( 3C_4C ) ) PORT_DIPSETTING( 0x0100, DEF_STR( 2C_3C ) ) PORT_DIPSETTING( 0x0600, DEF_STR( 1C_2C ) ) PORT_DIPSETTING( 0x0500, DEF_STR( 1C_3C ) ) PORT_DIPSETTING( 0x0400, DEF_STR( 1C_4C ) ) PORT_DIPSETTING( 0x0300, DEF_STR( 1C_5C ) ) PORT_DIPSETTING( 0x0200, DEF_STR( 1C_6C ) ) PORT_DIPNAME( 0x3800, 0x3800, DEF_STR( Coin_B ) ) PORT_DIPLOCATION("SW2:5,4,3") PORT_DIPSETTING( 0x1000, DEF_STR( 6C_1C ) ) PORT_DIPSETTING( 0x1800, DEF_STR( 5C_1C ) ) PORT_DIPSETTING( 0x2000, DEF_STR( 4C_1C ) ) PORT_DIPSETTING( 0x2800, DEF_STR( 3C_1C ) ) PORT_DIPSETTING( 0x3000, DEF_STR( 2C_1C ) ) PORT_DIPSETTING( 0x0800, DEF_STR( 3C_2C ) ) PORT_DIPSETTING( 0x0000, DEF_STR( 4C_3C ) ) PORT_DIPSETTING( 0x3800, DEF_STR( 1C_1C ) ) PORT_DIPUNUSED_DIPLOC( 0x4000, 0x4000, "SW2:2" ) PORT_DIPUNUSED_DIPLOC( 0x8000, 0x8000, "SW2:1" ) PORT_START("P1_P2") PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_PLAYER(1) PORT_BIT( 0x0002, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_PLAYER(1) PORT_BIT( 0x0004, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_PLAYER(1) PORT_BIT( 0x0008, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_PLAYER(1) PORT_BIT( 0x0010, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(1) PORT_BIT( 0x0020, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1) PORT_BIT( 0x0040, IP_ACTIVE_LOW, IPT_COIN1 ) PORT_BIT( 0x0080, IP_ACTIVE_LOW, IPT_COIN2 ) PORT_BIT( 0x0100, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_PLAYER(2) PORT_BIT( 0x0200, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_PLAYER(2) PORT_BIT( 0x0400, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_PLAYER(2) PORT_BIT( 0x0800, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_PLAYER(2) PORT_BIT( 0x1000, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2) PORT_BIT( 0x2000, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2) PORT_BIT( 0x4000, IP_ACTIVE_LOW, IPT_START1 ) PORT_BIT( 0x8000, IP_ACTIVE_LOW, IPT_START2 ) INPUT_PORTS_END /*************************************************************************** Graphics Layouts ***************************************************************************/ /* 16x16x4 tiles (made of four 8x8 tiles) */ static const gfx_layout layout_16x16x4 = { 16,16, RGN_FRAC(1,4), 4, { RGN_FRAC(3,4),RGN_FRAC(2,4),RGN_FRAC(1,4),RGN_FRAC(0,4) }, { STEP8(0,1), STEP8(8*8*2,1) }, { STEP8(0,8), STEP8(8*8*1,8) }, 16*16 }; /* Layers both use the first $20 color codes. Sprites the next $10 */ static GFXDECODE_START( blmbycar ) GFXDECODE_ENTRY( "sprites", 0, layout_16x16x4, 0x0, 0x30 ) // [0] Layers + Sprites GFXDECODE_END /*************************************************************************** Machine Drivers ***************************************************************************/ MACHINE_START_MEMBER(blmbycar_state,blmbycar) { save_item(NAME(m_pot_wheel)); save_item(NAME(m_old_val)); membank("okibank")->configure_entries(0, 16, memregion("oki")->base(), 0x10000); } MACHINE_RESET_MEMBER(blmbycar_state,blmbycar) { m_pot_wheel = 0; m_old_val = 0; } MACHINE_CONFIG_START(blmbycar_state::blmbycar) /* basic machine hardware */ MCFG_CPU_ADD("maincpu", M68000, XTAL(24'000'000)/2) /* 12MHz */ MCFG_CPU_PROGRAM_MAP(blmbycar_map) MCFG_CPU_VBLANK_INT_DRIVER("screen", blmbycar_state, irq1_line_hold) MCFG_MACHINE_START_OVERRIDE(blmbycar_state,blmbycar) MCFG_MACHINE_RESET_OVERRIDE(blmbycar_state,blmbycar) /* video hardware */ MCFG_SCREEN_ADD("screen", RASTER) MCFG_SCREEN_REFRESH_RATE(60) MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(0)) MCFG_SCREEN_SIZE(0x180, 0x100) MCFG_SCREEN_VISIBLE_AREA(0, 0x180-1, 0, 0x100-1) MCFG_SCREEN_UPDATE_DRIVER(blmbycar_state, screen_update) MCFG_SCREEN_PALETTE("palette") MCFG_GFXDECODE_ADD("gfxdecode", "palette", blmbycar) MCFG_PALETTE_ADD("palette", 0x300) MCFG_PALETTE_FORMAT(xxxxBBBBRRRRGGGG) /* sound hardware */ MCFG_SPEAKER_STANDARD_STEREO("lspeaker", "rspeaker") MCFG_OKIM6295_ADD("oki", XTAL(1'000'000), PIN7_HIGH) // clock frequency & pin 7 not verified MCFG_DEVICE_ADDRESS_MAP(0, blmbycar_oki_map) MCFG_SOUND_ROUTE(ALL_OUTPUTS, "lspeaker", 1.0) MCFG_SOUND_ROUTE(ALL_OUTPUTS, "rspeaker", 1.0) MACHINE_CONFIG_END MACHINE_START_MEMBER(blmbycar_state,watrball) { save_item(NAME(m_retvalue)); membank("okibank")->configure_entries(0, 16, memregion("oki")->base(), 0x10000); } MACHINE_RESET_MEMBER(blmbycar_state,watrball) { m_retvalue = 0; } MACHINE_CONFIG_START(blmbycar_state::watrball) blmbycar(config); /* basic machine hardware */ MCFG_CPU_MODIFY("maincpu") MCFG_CPU_PROGRAM_MAP(watrball_map) MCFG_MACHINE_START_OVERRIDE(blmbycar_state,watrball) MCFG_MACHINE_RESET_OVERRIDE(blmbycar_state,watrball) /* video hardware */ MCFG_SCREEN_MODIFY("screen") MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500) /* not accurate */) MCFG_SCREEN_VISIBLE_AREA(0, 0x180-1, 16, 0x100-1) MACHINE_CONFIG_END /*************************************************************************** ROMs Loading ***************************************************************************/ /*************************************************************************** Blomby Car Abm & Gecas, 1990. CPU : MC68000P12 SND : Oki M6295 (samples only) OSC : 30.000MHz, 24.000MHz & 1.00MHz resonator DSW : 2 x 8 GFX : TI TPC1020AFN-084 ***************************************************************************/ ROM_START( blmbycar ) ROM_REGION( 0x100000, "maincpu", 0 ) /* 68000 Code */ ROM_LOAD16_BYTE( "bcrom4.bin", 0x000000, 0x080000, CRC(06d490ba) SHA1(6d113561b474bf613c6b91c9525a52025ae65ab7) ) ROM_LOAD16_BYTE( "bcrom6.bin", 0x000001, 0x080000, CRC(33aca664) SHA1(04fff492654d3edac62e9d35808e5946bcc78cbb) ) ROM_REGION( 0x200000, "sprites", 0 ) /* Sprites */ ROM_LOAD( "bc_rom7", 0x000000, 0x080000, CRC(e55ca79b) SHA1(4453a6ae0518832f437ab701c28cb2f32920f8ba) ) ROM_LOAD( "bc_rom8", 0x080000, 0x080000, CRC(cdf38c96) SHA1(3273c29b6a01a7296d06fc653120f8c615195d2c) ) ROM_LOAD( "bc_rom9", 0x100000, 0x080000, CRC(0337ab3d) SHA1(18c72cd640c7b599390dffaeb670f5832202bf06) ) ROM_LOAD( "bc_rom10", 0x180000, 0x080000, CRC(5458917e) SHA1(c8dd5a391cc20a573e27a140b185893a8c04859e) ) ROM_REGION( 0x100000, "oki", 0 ) /* 8 bit adpcm (banked) */ ROM_LOAD( "bc_rom1", 0x000000, 0x080000, CRC(ac6f8ba1) SHA1(69d2d47cdd331bde5a8973d29659b3f8520452e7) ) ROM_LOAD( "bc_rom2", 0x080000, 0x080000, CRC(a4bc31bf) SHA1(f3d60141a91449a73f6cec9f4bc5d95ca7911e19) ) ROM_END ROM_START( blmbycaru ) ROM_REGION( 0x100000, "maincpu", 0 ) /* 68000 Code */ ROM_LOAD16_BYTE( "bc_rom4", 0x000000, 0x080000, CRC(76f054a2) SHA1(198efd152b13033e5249119ca48b9e0f6351b0b9) ) ROM_LOAD16_BYTE( "bc_rom6", 0x000001, 0x080000, CRC(2570b4c5) SHA1(706465950023a6ef7c85ceb9c76246d7556b3859) ) ROM_REGION( 0x200000, "sprites", 0 ) /* Sprites */ ROM_LOAD( "bc_rom7", 0x000000, 0x080000, CRC(e55ca79b) SHA1(4453a6ae0518832f437ab701c28cb2f32920f8ba) ) ROM_LOAD( "bc_rom8", 0x080000, 0x080000, CRC(cdf38c96) SHA1(3273c29b6a01a7296d06fc653120f8c615195d2c) ) ROM_LOAD( "bc_rom9", 0x100000, 0x080000, CRC(0337ab3d) SHA1(18c72cd640c7b599390dffaeb670f5832202bf06) ) ROM_LOAD( "bc_rom10", 0x180000, 0x080000, CRC(5458917e) SHA1(c8dd5a391cc20a573e27a140b185893a8c04859e) ) ROM_REGION( 0x100000, "oki", 0 ) /* 8 bit adpcm (banked) */ ROM_LOAD( "bc_rom1", 0x000000, 0x080000, CRC(ac6f8ba1) SHA1(69d2d47cdd331bde5a8973d29659b3f8520452e7) ) ROM_LOAD( "bc_rom2", 0x080000, 0x080000, CRC(a4bc31bf) SHA1(f3d60141a91449a73f6cec9f4bc5d95ca7911e19) ) ROM_END /* Waterball by ABM (sticker on the pcb 12-3-96) The pcb has some empty sockets, maybe it was used for other games since it has no markings. The game has fonts identical to World Rally and obviously Blomby Car ;) 1x 68k 1x oki 6295 1x OSC 30mhz 1x OSC 24mhz 1x FPGA 1x dispswitch */ ROM_START( watrball ) ROM_REGION( 0x100000, "maincpu", 0 ) /* 68000 Code */ ROM_LOAD16_BYTE( "rom4.bin", 0x000000, 0x020000, CRC(bfbfa720) SHA1(d6d14c0ba545eb7adee7190da2d3db1c6dd00d75) ) ROM_LOAD16_BYTE( "rom6.bin", 0x000001, 0x020000, CRC(acff9b01) SHA1(b85671bcc4f03fdf05eb1c9b5d4143e33ec1d7db) ) ROM_REGION( 0x200000, "sprites", 0 ) /* Sprites */ ROM_LOAD( "rom7.bin", 0x000000, 0x080000, CRC(e7e5c311) SHA1(5af1a666bf23c5505d120d81fb942f5c49341861) ) ROM_LOAD( "rom8.bin", 0x080000, 0x080000, CRC(fd27ce6e) SHA1(a472a8cc25818427d2870518649780146e51835b) ) ROM_LOAD( "rom9.bin", 0x100000, 0x080000, CRC(122cc0ad) SHA1(27cdb19fa082089e47c5cdb44742cfd93aa23a00) ) ROM_LOAD( "rom10.bin", 0x180000, 0x080000, CRC(22a2a706) SHA1(c7350a94a857e0007d7fc0076b44a3d62693cb6c) ) ROM_REGION( 0x100000, "oki", 0 ) /* 8 bit adpcm (banked) */ ROM_LOAD( "rom1.bin", 0x000000, 0x080000, CRC(7f88dee7) SHA1(d493b961fa4631185a33faee7f61786430707209)) // ROM_LOAD( "rom2.bin", 0x080000, 0x080000, /* not populated for this game */ ) ROM_END DRIVER_INIT_MEMBER(blmbycar_state,blmbycar) { uint16_t *RAM = (uint16_t *) memregion("maincpu")->base(); size_t size = memregion("maincpu")->bytes() / 2; int i; for (i = 0; i < size; i++) { uint16_t x = RAM[i]; x = (x & ~0x0606) | ((x & 0x0202) << 1) | ((x & 0x0404) >> 1); RAM[i] = x; } } /*************************************************************************** Game Drivers ***************************************************************************/ GAME( 1994, blmbycar, 0, blmbycar, blmbycar, blmbycar_state, blmbycar, ROT0, "ABM & Gecas", "Blomby Car", MACHINE_SUPPORTS_SAVE ) GAME( 1994, blmbycaru, blmbycar, blmbycar, blmbycar, blmbycar_state, 0, ROT0, "ABM & Gecas", "Blomby Car (not encrypted)", MACHINE_SUPPORTS_SAVE ) GAME( 1996, watrball, 0, watrball, watrball, blmbycar_state, 0, ROT0, "ABM", "Water Balls", MACHINE_SUPPORTS_SAVE )