/*************************************************************************** Taxi Driver (c) 1984 Graphic Techno ***************************************************************************/ #include "emu.h" #include "cpu/z80/z80.h" #include "machine/8255ppi.h" #include "includes/taxidrvr.h" #include "sound/ay8910.h" static WRITE8_DEVICE_HANDLER( p2a_w ) { taxidrvr_spritectrl_w(device,0,data); } static WRITE8_DEVICE_HANDLER( p2b_w ) { taxidrvr_spritectrl_w(device,1,data); } static WRITE8_DEVICE_HANDLER( p2c_w ) { taxidrvr_spritectrl_w(device,2,data); } static WRITE8_DEVICE_HANDLER( p3a_w ) { taxidrvr_spritectrl_w(device,3,data); } static WRITE8_DEVICE_HANDLER( p3b_w ) { taxidrvr_spritectrl_w(device,4,data); } static WRITE8_DEVICE_HANDLER( p3c_w ) { taxidrvr_spritectrl_w(device,5,data); } static WRITE8_DEVICE_HANDLER( p4a_w ) { taxidrvr_spritectrl_w(device,6,data); } static WRITE8_DEVICE_HANDLER( p4b_w ) { taxidrvr_spritectrl_w(device,7,data); } static WRITE8_DEVICE_HANDLER( p4c_w ) { taxidrvr_spritectrl_w(device,8,data); } static READ8_DEVICE_HANDLER( p0a_r ) { taxidrvr_state *state = device->machine().driver_data(); return state->m_latchA; } static READ8_DEVICE_HANDLER( p0c_r ) { taxidrvr_state *state = device->machine().driver_data(); return (state->m_s1 << 7); } static WRITE8_DEVICE_HANDLER( p0b_w ) { taxidrvr_state *state = device->machine().driver_data(); state->m_latchB = data; } static WRITE8_DEVICE_HANDLER( p0c_w ) { taxidrvr_state *state = device->machine().driver_data(); state->m_s2 = data & 1; state->m_bghide = data & 2; /* bit 2 toggles during gameplay */ flip_screen_set(device->machine(), data & 8); // popmessage("%02x",data&0x0f); } static READ8_DEVICE_HANDLER( p1b_r ) { taxidrvr_state *state = device->machine().driver_data(); return state->m_latchB; } static READ8_DEVICE_HANDLER( p1c_r ) { taxidrvr_state *state = device->machine().driver_data(); return (state->m_s2 << 7) | (state->m_s4 << 6) | ((input_port_read(device->machine(), "SERVCOIN") & 1) << 4); } static WRITE8_DEVICE_HANDLER( p1a_w ) { taxidrvr_state *state = device->machine().driver_data(); state->m_latchA = data; } static WRITE8_DEVICE_HANDLER( p1c_w ) { taxidrvr_state *state = device->machine().driver_data(); state->m_s1 = data & 1; state->m_s3 = (data & 2) >> 1; } static READ8_DEVICE_HANDLER( p8910_0a_r ) { taxidrvr_state *state = device->machine().driver_data(); return state->m_latchA; } static READ8_DEVICE_HANDLER( p8910_1a_r ) { taxidrvr_state *state = device->machine().driver_data(); return state->m_s3; } /* note that a lot of writes happen with port B set as input. I think this is a bug in the original, since it works anyway even if the communication is flawed. */ static WRITE8_DEVICE_HANDLER( p8910_0b_w ) { taxidrvr_state *state = device->machine().driver_data(); state->m_s4 = data & 1; } static const ppi8255_interface ppi8255_intf[5] = { { DEVCB_HANDLER(p0a_r), /* Port A read */ DEVCB_NULL, /* Port B read */ DEVCB_HANDLER(p0c_r), /* Port C read */ DEVCB_NULL, /* Port A write */ DEVCB_HANDLER(p0b_w), /* Port B write */ DEVCB_HANDLER(p0c_w) /* Port C write */ }, { DEVCB_NULL, /* Port A read */ DEVCB_HANDLER(p1b_r), /* Port B read */ DEVCB_HANDLER(p1c_r), /* Port C read */ DEVCB_HANDLER(p1a_w), /* Port A write */ DEVCB_NULL, /* Port B write */ DEVCB_HANDLER(p1c_w) /* Port C write */ }, { DEVCB_NULL, /* Port A read */ DEVCB_NULL, /* Port B read */ DEVCB_NULL, /* Port C read */ DEVCB_HANDLER(p2a_w), /* Port A write */ DEVCB_HANDLER(p2b_w), /* Port B write */ DEVCB_HANDLER(p2c_w) /* Port C write */ }, { DEVCB_NULL, /* Port A read */ DEVCB_NULL, /* Port B read */ DEVCB_NULL, /* Port C read */ DEVCB_HANDLER(p3a_w), /* Port A write */ DEVCB_HANDLER(p3b_w), /* Port B write */ DEVCB_HANDLER(p3c_w) /* Port C write */ }, { DEVCB_NULL, /* Port A read */ DEVCB_NULL, /* Port B read */ DEVCB_NULL, /* Port C read */ DEVCB_HANDLER(p4a_w), /* Port A write */ DEVCB_HANDLER(p4b_w), /* Port B write */ DEVCB_HANDLER(p4c_w) /* Port C write */ } }; static ADDRESS_MAP_START( main_map, AS_PROGRAM, 8 ) AM_RANGE(0x0000, 0x7fff) AM_ROM AM_RANGE(0x8000, 0x8fff) AM_RAM /* ??? */ AM_RANGE(0x9000, 0x9fff) AM_RAM /* ??? */ AM_RANGE(0xa000, 0xafff) AM_RAM /* ??? */ AM_RANGE(0xb000, 0xbfff) AM_RAM /* ??? */ AM_RANGE(0xc000, 0xc7ff) AM_RAM AM_BASE_MEMBER(taxidrvr_state, m_vram4) /* radar bitmap */ AM_RANGE(0xc800, 0xcfff) AM_WRITEONLY AM_BASE_MEMBER(taxidrvr_state, m_vram5) /* "sprite1" bitmap */ AM_RANGE(0xd000, 0xd7ff) AM_WRITEONLY AM_BASE_MEMBER(taxidrvr_state, m_vram6) /* "sprite2" bitmap */ AM_RANGE(0xd800, 0xdfff) AM_RAM AM_BASE_MEMBER(taxidrvr_state, m_vram7) /* "sprite3" bitmap */ AM_RANGE(0xe000, 0xf3ff) AM_READONLY AM_RANGE(0xe000, 0xe3ff) AM_WRITEONLY AM_BASE_MEMBER(taxidrvr_state, m_vram1) /* car tilemap */ AM_RANGE(0xe400, 0xebff) AM_WRITEONLY AM_BASE_MEMBER(taxidrvr_state, m_vram2) /* bg1 tilemap */ AM_RANGE(0xec00, 0xefff) AM_WRITEONLY AM_BASE_MEMBER(taxidrvr_state, m_vram0) /* fg tilemap */ AM_RANGE(0xf000, 0xf3ff) AM_WRITEONLY AM_BASE_MEMBER(taxidrvr_state, m_vram3) /* bg2 tilemap */ AM_RANGE(0xf400, 0xf403) AM_DEVREADWRITE("ppi8255_0", ppi8255_r, ppi8255_w) AM_RANGE(0xf480, 0xf483) AM_DEVREADWRITE("ppi8255_2", ppi8255_r, ppi8255_w) /* "sprite1" placement */ AM_RANGE(0xf500, 0xf503) AM_DEVREADWRITE("ppi8255_3", ppi8255_r, ppi8255_w) /* "sprite2" placement */ AM_RANGE(0xf580, 0xf583) AM_DEVREADWRITE("ppi8255_4", ppi8255_r, ppi8255_w) /* "sprite3" placement */ //AM_RANGE(0xf780, 0xf781) AM_WRITEONLY /* more scroll registers? */ AM_RANGE(0xf782, 0xf787) AM_WRITEONLY AM_BASE_MEMBER(taxidrvr_state, m_scroll) /* bg scroll (three copies always identical) */ AM_RANGE(0xf800, 0xffff) AM_RAM ADDRESS_MAP_END static ADDRESS_MAP_START( cpu2_map, AS_PROGRAM, 8 ) AM_RANGE(0x0000, 0x3fff) AM_ROM AM_RANGE(0x6000, 0x67ff) AM_RAM AM_RANGE(0x8000, 0x87ff) AM_RAM AM_RANGE(0xa000, 0xa003) AM_DEVREADWRITE("ppi8255_1", ppi8255_r, ppi8255_w) AM_RANGE(0xe000, 0xe000) AM_READ_PORT("DSW0") AM_RANGE(0xe001, 0xe001) AM_READ_PORT("DSW1") AM_RANGE(0xe002, 0xe002) AM_READ_PORT("DSW2") AM_RANGE(0xe003, 0xe003) AM_READ_PORT("P1") AM_RANGE(0xe004, 0xe004) AM_READ_PORT("P2") ADDRESS_MAP_END static ADDRESS_MAP_START( cpu3_map, AS_PROGRAM, 8 ) AM_RANGE(0x0000, 0x1fff) AM_ROM AM_RANGE(0x2000, 0x2000) AM_READNOP /* irq ack? */ AM_RANGE(0xfc00, 0xffff) AM_RAM ADDRESS_MAP_END static ADDRESS_MAP_START( cpu3_port_map, AS_IO, 8 ) ADDRESS_MAP_GLOBAL_MASK(0xff) AM_RANGE(0x00, 0x01) AM_DEVWRITE("ay1", ay8910_address_data_w) AM_RANGE(0x01, 0x01) AM_DEVREAD("ay1", ay8910_r) AM_RANGE(0x02, 0x03) AM_DEVWRITE("ay2", ay8910_address_data_w) AM_RANGE(0x03, 0x03) AM_DEVREAD("ay2", ay8910_r) ADDRESS_MAP_END static INPUT_PORTS_START( taxidrvr ) PORT_START("DSW0") PORT_DIPNAME( 0x0f, 0x00, DEF_STR( Coin_A ) ) PORT_DIPSETTING( 0x0d, DEF_STR( 4C_1C ) ) PORT_DIPSETTING( 0x0a, DEF_STR( 3C_1C ) ) PORT_DIPSETTING( 0x0e, DEF_STR( 4C_2C ) ) PORT_DIPSETTING( 0x07, DEF_STR( 2C_1C ) ) PORT_DIPSETTING( 0x0b, DEF_STR( 3C_2C ) ) PORT_DIPSETTING( 0x00, DEF_STR( 1C_1C ) ) PORT_DIPSETTING( 0x0c, DEF_STR( 3C_4C ) ) PORT_DIPSETTING( 0x08, DEF_STR( 2C_3C ) ) PORT_DIPSETTING( 0x01, DEF_STR( 1C_2C ) ) PORT_DIPSETTING( 0x09, DEF_STR( 2C_5C ) ) PORT_DIPSETTING( 0x02, DEF_STR( 1C_3C ) ) PORT_DIPSETTING( 0x03, DEF_STR( 1C_4C ) ) PORT_DIPSETTING( 0x04, DEF_STR( 1C_5C ) ) PORT_DIPSETTING( 0x05, DEF_STR( 1C_6C ) ) PORT_DIPSETTING( 0x06, DEF_STR( 1C_7C ) ) PORT_DIPSETTING( 0x0f, DEF_STR( Free_Play ) ) PORT_DIPNAME( 0xf0, 0x00, DEF_STR( Coin_B ) ) PORT_DIPSETTING( 0xd0, DEF_STR( 4C_1C ) ) PORT_DIPSETTING( 0xa0, DEF_STR( 3C_1C ) ) PORT_DIPSETTING( 0xe0, DEF_STR( 4C_2C ) ) PORT_DIPSETTING( 0x70, DEF_STR( 2C_1C ) ) PORT_DIPSETTING( 0xb0, DEF_STR( 3C_2C ) ) PORT_DIPSETTING( 0x00, DEF_STR( 1C_1C ) ) PORT_DIPSETTING( 0xc0, DEF_STR( 3C_4C ) ) PORT_DIPSETTING( 0x80, DEF_STR( 2C_3C ) ) PORT_DIPSETTING( 0x10, DEF_STR( 1C_2C ) ) PORT_DIPSETTING( 0x90, DEF_STR( 2C_5C ) ) PORT_DIPSETTING( 0x20, DEF_STR( 1C_3C ) ) PORT_DIPSETTING( 0x30, DEF_STR( 1C_4C ) ) PORT_DIPSETTING( 0x40, DEF_STR( 1C_5C ) ) PORT_DIPSETTING( 0x50, DEF_STR( 1C_6C ) ) PORT_DIPSETTING( 0x60, DEF_STR( 1C_7C ) ) PORT_DIPSETTING( 0xf0, DEF_STR( Free_Play ) ) PORT_START("DSW1") PORT_DIPNAME( 0x03, 0x00, DEF_STR( Lives ) ) PORT_DIPSETTING( 0x00, "3" ) PORT_DIPSETTING( 0x01, "4" ) PORT_DIPSETTING( 0x02, "5" ) PORT_DIPSETTING( 0x03, "255 (Cheat)") PORT_DIPNAME( 0x04, 0x04, DEF_STR( Cabinet ) ) PORT_DIPSETTING( 0x04, DEF_STR( Upright ) ) PORT_DIPSETTING( 0x00, DEF_STR( Cocktail ) ) PORT_DIPNAME( 0x38, 0x00, DEF_STR( Unknown ) ) PORT_DIPSETTING( 0x00, "1" ) PORT_DIPSETTING( 0x08, "2" ) PORT_DIPSETTING( 0x10, "3" ) PORT_DIPSETTING( 0x18, "4" ) PORT_DIPSETTING( 0x20, "5" ) PORT_DIPSETTING( 0x28, "6" ) PORT_DIPSETTING( 0x30, "7" ) PORT_DIPSETTING( 0x38, "8" ) PORT_DIPNAME( 0x40, 0x00, DEF_STR( Unknown ) ) PORT_DIPSETTING( 0x00, "0" ) PORT_DIPSETTING( 0x40, "1" ) PORT_DIPNAME( 0x80, 0x00, DEF_STR( Unused ) ) PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) PORT_DIPSETTING( 0x80, DEF_STR( On ) ) PORT_START("DSW2") PORT_DIPNAME( 0x07, 0x00, "Fuel Consumption" ) PORT_DIPSETTING( 0x00, "Slowest" ) PORT_DIPSETTING( 0x01, "2" ) PORT_DIPSETTING( 0x02, "3" ) PORT_DIPSETTING( 0x03, "4" ) PORT_DIPSETTING( 0x04, "5" ) PORT_DIPSETTING( 0x05, "6" ) PORT_DIPSETTING( 0x06, "7" ) PORT_DIPSETTING( 0x07, "Fastest" ) PORT_DIPNAME( 0x38, 0x00, DEF_STR( Unknown ) ) PORT_DIPSETTING( 0x00, "1" ) PORT_DIPSETTING( 0x08, "2" ) PORT_DIPSETTING( 0x10, "3" ) PORT_DIPSETTING( 0x18, "4" ) PORT_DIPSETTING( 0x20, "5" ) PORT_DIPSETTING( 0x28, "6" ) PORT_DIPSETTING( 0x30, "7" ) PORT_DIPSETTING( 0x38, "8" ) PORT_DIPNAME( 0xc0, 0x00, DEF_STR( Unknown ) ) PORT_DIPSETTING( 0x00, "40/30" ) PORT_DIPSETTING( 0x40, "30/20" ) PORT_DIPSETTING( 0x80, "20/15" ) PORT_DIPSETTING( 0xc0, "10/10" ) PORT_START("P1") PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_COIN1 ) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_START1 ) PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_4WAY PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_4WAY PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_4WAY PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_4WAY PORT_START("P2") PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_COIN2 ) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_COCKTAIL PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_COCKTAIL PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_START2 ) PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_4WAY PORT_COCKTAIL PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_4WAY PORT_COCKTAIL PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_4WAY PORT_COCKTAIL PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_4WAY PORT_COCKTAIL PORT_START("SERVCOIN") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_SERVICE1 ) /* handled by p1c_r() */ INPUT_PORTS_END static const gfx_layout charlayout = { 8,8, RGN_FRAC(1,1), 4, { 3, 2, 1, 0 }, { 1*4, 0*4, 3*4, 2*4, 5*4, 4*4, 7*4, 6*4 }, { 0*32, 1*32, 2*32, 3*32, 4*32, 5*32, 6*32, 7*32 }, 32*8 }; static const gfx_layout charlayout2 = { 4,4, RGN_FRAC(1,1), 4, { 3, 2, 1, 0 }, { 1*4, 0*4, 3*4, 2*4 }, { 0*16, 1*16, 2*16, 3*16 }, 16*4 }; static GFXDECODE_START( taxidrvr ) GFXDECODE_ENTRY( "gfx1", 0, charlayout, 0, 1 ) GFXDECODE_ENTRY( "gfx2", 0, charlayout, 0, 1 ) GFXDECODE_ENTRY( "gfx3", 0, charlayout, 0, 1 ) GFXDECODE_ENTRY( "gfx4", 0, charlayout, 0, 1 ) GFXDECODE_ENTRY( "gfx5", 0, charlayout2, 0, 1 ) GFXDECODE_END static const ay8910_interface ay8910_interface_1 = { AY8910_LEGACY_OUTPUT, AY8910_DEFAULT_LOADS, DEVCB_HANDLER(p8910_0a_r), DEVCB_NULL, DEVCB_NULL, DEVCB_HANDLER(p8910_0b_w) }; static const ay8910_interface ay8910_interface_2 = { AY8910_LEGACY_OUTPUT, AY8910_DEFAULT_LOADS, DEVCB_HANDLER(p8910_1a_r), DEVCB_NULL, DEVCB_NULL, DEVCB_NULL }; static MACHINE_CONFIG_START( taxidrvr, taxidrvr_state ) /* basic machine hardware */ MCFG_CPU_ADD("maincpu", Z80,4000000) /* 4 MHz ??? */ MCFG_CPU_PROGRAM_MAP(main_map) MCFG_CPU_VBLANK_INT("screen", irq0_line_hold) MCFG_CPU_ADD("sub", Z80,4000000) /* 4 MHz ??? */ MCFG_CPU_PROGRAM_MAP(cpu2_map) MCFG_CPU_VBLANK_INT("screen", irq0_line_hold) /* ??? */ MCFG_CPU_ADD("audiocpu", Z80,4000000) /* 4 MHz ??? */ MCFG_CPU_PROGRAM_MAP(cpu3_map) MCFG_CPU_IO_MAP(cpu3_port_map) MCFG_CPU_VBLANK_INT("screen", irq0_line_hold) /* ??? */ MCFG_QUANTUM_TIME(attotime::from_hz(6000)) /* 100 CPU slices per frame - an high value to ensure proper */ /* synchronization of the CPUs */ MCFG_PPI8255_ADD( "ppi8255_0", ppi8255_intf[0] ) MCFG_PPI8255_ADD( "ppi8255_1", ppi8255_intf[1] ) MCFG_PPI8255_ADD( "ppi8255_2", ppi8255_intf[2] ) MCFG_PPI8255_ADD( "ppi8255_3", ppi8255_intf[3] ) MCFG_PPI8255_ADD( "ppi8255_4", ppi8255_intf[4] ) /* video hardware */ MCFG_SCREEN_ADD("screen", RASTER) MCFG_SCREEN_REFRESH_RATE(60) MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(0)) MCFG_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16) MCFG_SCREEN_SIZE(32*8, 32*8) MCFG_SCREEN_VISIBLE_AREA(0*8, 32*8-1, 1*8, 27*8-1) MCFG_SCREEN_UPDATE(taxidrvr) MCFG_GFXDECODE(taxidrvr) MCFG_PALETTE_LENGTH(16) /* sound hardware */ MCFG_SPEAKER_STANDARD_MONO("mono") MCFG_SOUND_ADD("ay1", AY8910, 1250000) MCFG_SOUND_CONFIG(ay8910_interface_1) MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25) MCFG_SOUND_ADD("ay2", AY8910, 1250000) MCFG_SOUND_CONFIG(ay8910_interface_2) MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25) MACHINE_CONFIG_END /*************************************************************************** Game driver(s) ***************************************************************************/ ROM_START( taxidrvr ) ROM_REGION( 0x10000, "maincpu", 0 ) ROM_LOAD( "1", 0x0000, 0x2000, CRC(6b2424e9) SHA1(a65bb01da8f3b0649d945981cc4f1324b7fac5c7) ) ROM_LOAD( "2", 0x2000, 0x2000, CRC(15111229) SHA1(0350918f9504b0e470684ebc94a823bb2513a54d) ) ROM_LOAD( "3", 0x4000, 0x2000, CRC(a7782eee) SHA1(0f10b7876420f4237937b1b922aa410de3f79af1) ) ROM_LOAD( "4", 0x6000, 0x2000, CRC(8eb0b16b) SHA1(a0015744373ee91bc505f077a04ab3546f8bb6fb) ) ROM_REGION( 0x10000, "sub", 0 ) ROM_LOAD( "8", 0x0000, 0x2000, CRC(9f9a3865) SHA1(908cf4f2cc68c088649241997276ea25c27d9718) ) ROM_LOAD( "9", 0x2000, 0x2000, CRC(b28b766c) SHA1(21e08ef1e2671c8540380e3fa0858e8a4d821945) ) ROM_REGION( 0x10000, "audiocpu", 0 ) ROM_LOAD( "7", 0x0000, 0x2000, CRC(2b4cbfe6) SHA1(a2a900831116554d5aea1a81c93245d3bb424d48) ) ROM_REGION( 0x2000, "gfx1", 0 ) ROM_LOAD( "5", 0x0000, 0x2000, CRC(a3aa5f2f) SHA1(7e046e2a5d230c62d93a83f5a773e6e4d6e85961) ) ROM_REGION( 0x2000, "gfx2", 0 ) ROM_LOAD( "6", 0x0000, 0x2000, CRC(bfddd550) SHA1(f528c2701c635bc61eda14fbe2cfe9b44cb75c20) ) ROM_REGION( 0x6000, "gfx3", 0 ) ROM_LOAD( "11", 0x0000, 0x2000, CRC(7485eaea) SHA1(8d69c61145470003cfeb33b11b81345c5e5e6503) ) ROM_LOAD( "14", 0x2000, 0x2000, CRC(0d99a33e) SHA1(0df29464ea43aecd866ae322f4f7ca9152422023) ) ROM_LOAD( "15", 0x4000, 0x2000, CRC(410fdf7c) SHA1(0957f335b84c4fbde983271786e7bf199fc22682) ) ROM_REGION( 0x2000, "gfx4", 0 ) ROM_LOAD( "10", 0x0000, 0x2000, CRC(c370b177) SHA1(4b3f73f764ff95cc7777fe01333558201658cead) ) ROM_REGION( 0x4000, "gfx5", 0 ) /* not used?? */ ROM_LOAD( "12", 0x0000, 0x2000, CRC(684b7bb0) SHA1(d83c45ff3adf94c649340227794020482231399f) ) ROM_LOAD( "13", 0x2000, 0x2000, CRC(d1ef110e) SHA1(e34b6b4b70c783a8cf1296a05d3cec6af5820d0c) ) ROM_END GAME( 1984, taxidrvr, 0, taxidrvr, taxidrvr, 0, ROT90, "Graphic Techno", "Taxi Driver", GAME_IMPERFECT_GRAPHICS | GAME_NO_COCKTAIL )