// license:BSD-3-Clause // copyright-holders:Zsolt Vasvari /****************************************************************************** Super Locomotive driver by Zsolt Vasvari TODO: - Bit 5 in control_w is pulsed when loco turns "super". This is supposed to make red parts of sprites blink to purple, it's not clear how this is implemented in hardware, there's a hack to support it. Sega PCB 834-5137 Sega 315-5015 (Sega custom encrypted Z80) Sega 315-5011 Sega 315-5012 Z80 M5L8255AP 8 switch Dipswitch x 2 ******************************************************************************/ #include "emu.h" #include "includes/suprloco.h" #include "cpu/z80/z80.h" #include "machine/i8255.h" #include "machine/segacrpt_device.h" #include "sound/sn76496.h" #include "screen.h" #include "speaker.h" void suprloco_state::main_map(address_map &map) { map(0x0000, 0xbfff).rom(); map(0xc000, 0xc1ff).ram().share("spriteram"); map(0xc200, 0xc7ff).nopw(); map(0xc800, 0xc800).portr("SYSTEM"); map(0xd000, 0xd000).portr("P1"); map(0xd800, 0xd800).portr("P2"); map(0xe000, 0xe000).portr("DSW1"); map(0xe001, 0xe001).portr("DSW2"); map(0xe800, 0xe803).rw("ppi", FUNC(i8255_device::read), FUNC(i8255_device::write)); map(0xf000, 0xf6ff).ram().w(FUNC(suprloco_state::videoram_w)).share("videoram"); map(0xf700, 0xf7df).ram(); /* unused */ map(0xf7e0, 0xf7ff).ram().w(FUNC(suprloco_state::scrollram_w)).share("scrollram"); map(0xf800, 0xffff).ram(); } void suprloco_state::decrypted_opcodes_map(address_map &map) { map(0x0000, 0x7fff).rom().share("decrypted_opcodes"); map(0x8000, 0xbfff).rom().region("maincpu", 0x8000); } void suprloco_state::sound_map(address_map &map) { map(0x0000, 0x7fff).rom(); map(0x8000, 0x87ff).ram(); map(0xa000, 0xa003).w("sn1", FUNC(sn76496_device::write)); map(0xc000, 0xc003).w("sn2", FUNC(sn76496_device::write)); map(0xe000, 0xe000).r("ppi", FUNC(i8255_device::acka_r)); } static INPUT_PORTS_START( suprloco ) PORT_START("SYSTEM") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN1 ) PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_COIN2 ) PORT_SERVICE_NO_TOGGLE(0x04, IP_ACTIVE_LOW) PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_SERVICE1 ) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_START1 ) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_START2 ) PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START("P1") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START("P2") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_COCKTAIL PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_COCKTAIL PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY PORT_COCKTAIL PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_COCKTAIL PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_COCKTAIL PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_COCKTAIL PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START("DSW1") PORT_DIPNAME( 0x07, 0x00, DEF_STR( Coin_A ) ) PORT_DIPLOCATION("SWA:1,2,3") PORT_DIPSETTING( 0x07, DEF_STR( 5C_1C ) ) PORT_DIPSETTING( 0x06, DEF_STR( 4C_1C ) ) PORT_DIPSETTING( 0x05, DEF_STR( 3C_1C ) ) PORT_DIPSETTING( 0x04, DEF_STR( 2C_1C ) ) PORT_DIPSETTING( 0x00, DEF_STR( 1C_1C ) ) PORT_DIPSETTING( 0x01, DEF_STR( 1C_2C ) ) PORT_DIPSETTING( 0x02, DEF_STR( 1C_3C ) ) PORT_DIPSETTING( 0x03, DEF_STR( 1C_6C ) ) PORT_DIPNAME( 0x38, 0x00, DEF_STR( Coin_B ) ) PORT_DIPLOCATION("SWA:4,5,6") PORT_DIPSETTING( 0x38, DEF_STR( 5C_1C ) ) PORT_DIPSETTING( 0x30, DEF_STR( 4C_1C ) ) PORT_DIPSETTING( 0x28, DEF_STR( 3C_1C ) ) PORT_DIPSETTING( 0x20, DEF_STR( 2C_1C ) ) PORT_DIPSETTING( 0x00, DEF_STR( 1C_1C ) ) PORT_DIPSETTING( 0x08, DEF_STR( 1C_2C ) ) PORT_DIPSETTING( 0x10, DEF_STR( 1C_3C ) ) PORT_DIPSETTING( 0x18, DEF_STR( 1C_6C ) ) PORT_DIPNAME( 0xc0, 0x40, DEF_STR( Lives ) ) PORT_DIPLOCATION("SWA:7,8") PORT_DIPSETTING( 0x00, "2" ) PORT_DIPSETTING( 0x40, "3" ) PORT_DIPSETTING( 0x80, "4" ) PORT_DIPSETTING( 0xc0, "5" ) PORT_START("DSW2") PORT_DIPNAME( 0x03, 0x00, DEF_STR( Bonus_Life ) ) PORT_DIPLOCATION("SWB:1,2") PORT_DIPSETTING( 0x00, "20000" ) PORT_DIPSETTING( 0x01, "30000" ) PORT_DIPSETTING( 0x02, "40000" ) PORT_DIPSETTING( 0x03, "50000" ) PORT_DIPNAME( 0x04, 0x04, DEF_STR( Unused ) ) PORT_DIPLOCATION("SWB:3") PORT_DIPSETTING( 0x04, DEF_STR( Off ) ) PORT_DIPSETTING( 0x00, DEF_STR( On ) ) PORT_DIPNAME( 0x08, 0x08, DEF_STR( Free_Play ) ) PORT_DIPLOCATION("SWB:4") PORT_DIPSETTING( 0x08, DEF_STR( Off ) ) PORT_DIPSETTING( 0x00, DEF_STR( On ) ) PORT_DIPNAME( 0x10, 0x10, DEF_STR( Difficulty ) ) PORT_DIPLOCATION("SWB:5") PORT_DIPSETTING( 0x10, DEF_STR( Easy ) ) PORT_DIPSETTING( 0x00, DEF_STR( Hard ) ) PORT_DIPNAME( 0x20, 0x20, "Infinite Lives (Cheat)") PORT_DIPLOCATION("SWB:6") PORT_DIPSETTING( 0x20, DEF_STR( Off ) ) PORT_DIPSETTING( 0x00, DEF_STR( On ) ) PORT_DIPNAME( 0x40, 0x40, "Initial Entry" ) PORT_DIPLOCATION("SWB:7") PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) PORT_DIPSETTING( 0x40, DEF_STR( On ) ) PORT_DIPNAME( 0x80, 0x00, DEF_STR( Cabinet ) ) PORT_DIPLOCATION("SWB:8") PORT_DIPSETTING( 0x00, DEF_STR( Upright ) ) PORT_DIPSETTING( 0x80, DEF_STR( Cocktail ) ) INPUT_PORTS_END static const gfx_layout charlayout = { 8,8, /* 8 by 8 */ 1024, /* 1024 characters */ 4, /* 4 bits per pixel */ { 0, 1024*8*8, 2*1024*8*8, 3*1024*8*8 }, /* plane */ { 0, 1, 2, 3, 4, 5, 6, 7 }, { 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8 }, 8*8 }; static GFXDECODE_START( gfx_suprloco ) /* sprites use colors 256-511 + 512-767 */ GFXDECODE_ENTRY( "gfx1", 0x6000, charlayout, 0, 16 ) GFXDECODE_END void suprloco_state::suprloco(machine_config &config) { /* basic machine hardware */ sega_315_5015_device &maincpu(SEGA_315_5015(config, m_maincpu, 4000000)); /* 4 MHz (?) */ maincpu.set_addrmap(AS_PROGRAM, &suprloco_state::main_map); maincpu.set_addrmap(AS_OPCODES, &suprloco_state::decrypted_opcodes_map); maincpu.set_vblank_int("screen", FUNC(suprloco_state::irq0_line_hold)); maincpu.set_decrypted_tag(":decrypted_opcodes"); Z80(config, m_audiocpu, 4000000); m_audiocpu->set_addrmap(AS_PROGRAM, &suprloco_state::sound_map); m_audiocpu->set_periodic_int(FUNC(suprloco_state::irq0_line_hold), attotime::from_hz(4*60)); /* NMIs are caused by the main CPU */ i8255_device &ppi(I8255A(config, "ppi")); ppi.out_pb_callback().set(FUNC(suprloco_state::control_w)); ppi.tri_pb_callback().set_constant(0); ppi.out_pc_callback().set_output("lamp0").bit(0).invert(); // set by 8255 bit mode when no credits inserted ppi.out_pc_callback().append_inputline(m_audiocpu, INPUT_LINE_NMI).bit(7).invert(); /* video hardware */ screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER)); screen.set_refresh_hz(60); screen.set_vblank_time(ATTOSECONDS_IN_USEC(5000)); screen.set_size(32*8, 32*8); screen.set_visarea(1*8, 31*8-1, 0*8, 28*8-1); screen.set_screen_update(FUNC(suprloco_state::screen_update)); screen.set_palette("palette"); GFXDECODE(config, m_gfxdecode, "palette", gfx_suprloco); PALETTE(config, "palette", FUNC(suprloco_state::suprloco_palette), 512+256); /* sound hardware */ SPEAKER(config, "mono").front_center(); SN76496(config, "sn1", 4000000).add_route(ALL_OUTPUTS, "mono", 1.0); SN76496(config, "sn2", 2000000).add_route(ALL_OUTPUTS, "mono", 1.0); } /*************************************************************************** Game driver(s) ***************************************************************************/ ROM_START( suprloco ) ROM_REGION( 0xc000, "maincpu", 0 ) ROM_LOAD( "epr-5226a.37", 0x0000, 0x4000, CRC(33b02368) SHA1(c6e3116ad4b52bcc3174de5770f7a7ce024790d5) ) /* encrypted */ ROM_LOAD( "epr-5227a.15", 0x4000, 0x4000, CRC(a5e67f50) SHA1(1dd52e4cf00ce414fe1db8259c9976cdc23513b4) ) /* encrypted */ ROM_LOAD( "epr-5228.28", 0x8000, 0x4000, CRC(a597828a) SHA1(61004d112591fd2d752c39df71c1304d9308daae) ) ROM_REGION( 0x10000, "audiocpu", 0 ) ROM_LOAD( "epr-5222.64", 0x0000, 0x2000, CRC(0aa57207) SHA1(b29b533505cb5b47c90534f2f610baeb7265d030) ) ROM_REGION( 0xe000, "gfx1", 0 ) ROM_LOAD( "epr-5225.63", 0x0000, 0x2000, CRC(e571fe81) SHA1(ac2b5914a445b89b7456b2c4290e4630b525f05d) ) ROM_LOAD( "epr-5224.62", 0x2000, 0x2000, CRC(6130f93c) SHA1(ae0657f46c10e75eec994e75359a89b5d61baf68) ) ROM_LOAD( "epr-5223.61", 0x4000, 0x2000, CRC(3b03004e) SHA1(805b51cb14d3ace97f2e0f306db28921b2f5e322) ) /* 0x6000- 0xe000 will be created by init_suprloco */ ROM_REGION( 0x8000, "gfx2", 0 ) /* 32k for sprites data used at runtime */ ROM_LOAD( "epr-5229.55", 0x0000, 0x4000, CRC(ee2d3ed3) SHA1(593f3cd5c4e7f20b5e31e6bac8864774442e4b75) ) ROM_LOAD( "epr-5230.56", 0x4000, 0x2000, CRC(f04a4b50) SHA1(80363f0c508fb2a755bf684f9a6862c1e7285495) ) /* 0x6000 empty */ ROM_REGION( 0x0620, "proms", 0 ) ROM_LOAD( "pr-5220.100", 0x0100, 0x0080, CRC(7b0c8ce5) SHA1(4e1ea5ce38198a3965dfeb609ba0c7e8211531c3) ) /* color PROM */ ROM_CONTINUE( 0x0000, 0x0080 ) ROM_CONTINUE( 0x0180, 0x0080 ) ROM_CONTINUE( 0x0080, 0x0080 ) ROM_LOAD( "pr-5219.89", 0x0200, 0x0400, CRC(1d4b02cb) SHA1(00d822f1bc4f57f2f5d5a0615241f8136246a842) ) /* 3bpp to 4bpp table */ ROM_LOAD( "pr-5221.7", 0x0600, 0x0020, CRC(89ba674f) SHA1(17c87840c8011968675a5a6f55966467df02364b) ) /* unknown */ ROM_END ROM_START( suprlocoo ) ROM_REGION( 0xc000, "maincpu", 0 ) ROM_LOAD( "epr-5226.37", 0x0000, 0x4000, CRC(57f514dd) SHA1(707800b90a22547a56b01d1e11775e9ee5555d23) ) /* encrypted */ ROM_LOAD( "epr-5227.15", 0x4000, 0x4000, CRC(5a1d2fb0) SHA1(fdb9416e5530718245fd597073a63feddb233c3c) ) /* encrypted */ ROM_LOAD( "epr-5228.28", 0x8000, 0x4000, CRC(a597828a) SHA1(61004d112591fd2d752c39df71c1304d9308daae) ) ROM_REGION( 0x10000, "audiocpu", 0 ) ROM_LOAD( "epr-5222.64", 0x0000, 0x2000, CRC(0aa57207) SHA1(b29b533505cb5b47c90534f2f610baeb7265d030) ) ROM_REGION( 0xe000, "gfx1", 0 ) ROM_LOAD( "epr-5225.63", 0x0000, 0x2000, CRC(e571fe81) SHA1(ac2b5914a445b89b7456b2c4290e4630b525f05d) ) ROM_LOAD( "epr-5224.62", 0x2000, 0x2000, CRC(6130f93c) SHA1(ae0657f46c10e75eec994e75359a89b5d61baf68) ) ROM_LOAD( "epr-5223.61", 0x4000, 0x2000, CRC(3b03004e) SHA1(805b51cb14d3ace97f2e0f306db28921b2f5e322) ) /* 0x6000- 0xe000 will be created by init_suprloco */ ROM_REGION( 0x8000, "gfx2", 0 ) /* 32k for sprites data used at runtime */ ROM_LOAD( "epr-5229.55", 0x0000, 0x4000, CRC(ee2d3ed3) SHA1(593f3cd5c4e7f20b5e31e6bac8864774442e4b75) ) ROM_LOAD( "epr-5230.56", 0x4000, 0x2000, CRC(f04a4b50) SHA1(80363f0c508fb2a755bf684f9a6862c1e7285495) ) /* 0x6000 empty */ ROM_REGION( 0x0620, "proms", 0 ) ROM_LOAD( "pr-5220.100", 0x0100, 0x0080, CRC(7b0c8ce5) SHA1(4e1ea5ce38198a3965dfeb609ba0c7e8211531c3) ) /* color PROM */ ROM_CONTINUE( 0x0000, 0x0080 ) ROM_CONTINUE( 0x0180, 0x0080 ) ROM_CONTINUE( 0x0080, 0x0080 ) ROM_LOAD( "pr-5219.89", 0x0200, 0x0400, CRC(1d4b02cb) SHA1(00d822f1bc4f57f2f5d5a0615241f8136246a842) ) /* 3bpp to 4bpp table */ ROM_LOAD( "pr-5221.7", 0x0600, 0x0020, CRC(89ba674f) SHA1(17c87840c8011968675a5a6f55966467df02364b) ) /* unknown */ ROM_END void suprloco_state::init_suprloco() { /* convert graphics to 4bpp from 3bpp */ uint8_t *source = memregion("gfx1")->base(); uint8_t *dest = source + 0x6000; uint8_t *lookup = memregion("proms")->base() + 0x0200; for (int i = 0; i < 0x80; i++, lookup += 8) { for (int j = 0; j < 0x40; j++, source++, dest++) { dest[0] = dest[0x2000] = dest[0x4000] = dest[0x6000] = 0; for (int k = 0; k < 8; k++) { const int color_source = (((source[0x0000] >> k) & 0x01) << 2) | (((source[0x2000] >> k) & 0x01) << 1) | (((source[0x4000] >> k) & 0x01) << 0); const int color_dest = lookup[color_source]; dest[0x0000] |= (((color_dest >> 3) & 0x01) << k); dest[0x2000] |= (((color_dest >> 2) & 0x01) << k); dest[0x4000] |= (((color_dest >> 1) & 0x01) << k); dest[0x6000] |= (((color_dest >> 0) & 0x01) << k); } } } } GAME( 1982, suprloco, 0, suprloco, suprloco, suprloco_state, init_suprloco, ROT0, "Sega", "Super Locomotive (Rev.A)", MACHINE_SUPPORTS_SAVE ) GAME( 1982, suprlocoo, suprloco, suprloco, suprloco, suprloco_state, init_suprloco, ROT0, "Sega", "Super Locomotive", MACHINE_SUPPORTS_SAVE )