// license:BSD-3-Clause // copyright-holders:Zsolt Vasvari /*************************************************************************** Exidy Car Polo hardware driver by Zsolt Vasvari Games supported: * Car Polo Known issues: * sound Original Bugs: * if you insert a coin too fast (before the GAME OVER sign appears), the cars will chase *away* from the ball ****************************************************************************/ #include "emu.h" #include "includes/carpolo.h" #include "cpu/m6502/m6502.h" #include "machine/74153.h" #include "machine/6821pia.h" #include "screen.h" /************************************* * * Main CPU memory handlers * *************************************/ void carpolo_state::main_map(address_map &map) { map(0x0000, 0x01ff).ram(); map(0x3000, 0x30ff).writeonly().share("alpharam"); map(0x4000, 0x400f).writeonly().share("spriteram"); map(0x5400, 0x5403).rw("pia0", FUNC(pia6821_device::read), FUNC(pia6821_device::write)); map(0x5800, 0x5803).rw("pia1", FUNC(pia6821_device::read), FUNC(pia6821_device::write)); map(0xa000, 0xa000).r(this, FUNC(carpolo_state::carpolo_ball_screen_collision_cause_r)); map(0xa001, 0xa001).r(this, FUNC(carpolo_state::carpolo_car_ball_collision_x_r)); map(0xa002, 0xa002).r(this, FUNC(carpolo_state::carpolo_car_ball_collision_y_r)); map(0xa003, 0xa003).r(this, FUNC(carpolo_state::carpolo_car_car_collision_cause_r)); map(0xa004, 0xa004).r(this, FUNC(carpolo_state::carpolo_car_border_collision_cause_r)); map(0xa005, 0xa005).r(this, FUNC(carpolo_state::carpolo_car_ball_collision_cause_r)); map(0xa006, 0xa006).r(this, FUNC(carpolo_state::carpolo_car_goal_collision_cause_r)); map(0xa007, 0xa007).portr("IN1"); map(0xb000, 0xb000).w(this, FUNC(carpolo_state::carpolo_ball_screen_interrupt_clear_w)); map(0xb001, 0xb001).w(this, FUNC(carpolo_state::carpolo_timer_interrupt_clear_w)); map(0xb003, 0xb003).w(this, FUNC(carpolo_state::carpolo_car_car_interrupt_clear_w)); map(0xb004, 0xb004).w(this, FUNC(carpolo_state::carpolo_car_border_interrupt_clear_w)); map(0xb005, 0xb005).w(this, FUNC(carpolo_state::carpolo_car_ball_interrupt_clear_w)); map(0xb006, 0xb006).w(this, FUNC(carpolo_state::carpolo_car_goal_interrupt_clear_w)); map(0xc000, 0xc000).r(this, FUNC(carpolo_state::carpolo_interrupt_cause_r)); map(0xf000, 0xffff).rom(); } /************************************* * * Port definitions * *************************************/ static INPUT_PORTS_START( carpolo ) PORT_START("IN0") /* IN0 */ PORT_BIT (0x01, IP_ACTIVE_HIGH, IPT_COIN1 ) PORT_BIT (0x02, IP_ACTIVE_HIGH, IPT_COIN2 ) PORT_BIT (0x04, IP_ACTIVE_HIGH, IPT_COIN3 ) PORT_BIT (0x08, IP_ACTIVE_HIGH, IPT_COIN4 ) PORT_BIT (0xf0, IP_ACTIVE_HIGH, IPT_UNUSED ) /* the value read from here is used directly, the result is calculated by 60/value */ PORT_START("IN1") /* IN1 */ PORT_BIT (0x03, IP_ACTIVE_HIGH, IPT_UNUSED ) /* the lowest 2 bits of the counter */ PORT_DIPNAME( 0xfc, 0x3c, "Game Sec/Real Sec" ) PORT_DIPSETTING( 0x00, "0.23 (Longest)" ) PORT_DIPSETTING( 0xfc, "0.24" ) PORT_DIPSETTING( 0xf8, "0.24" ) PORT_DIPSETTING( 0xf4, "0.25" ) PORT_DIPSETTING( 0xf0, "0.25" ) PORT_DIPSETTING( 0xec, "0.25" ) PORT_DIPSETTING( 0xe8, "0.26" ) PORT_DIPSETTING( 0xe4, "0.26" ) PORT_DIPSETTING( 0xe0, "0.27" ) PORT_DIPSETTING( 0xdc, "0.27" ) PORT_DIPSETTING( 0xd8, "0.28" ) PORT_DIPSETTING( 0xd4, "0.28" ) PORT_DIPSETTING( 0xd0, "0.29" ) PORT_DIPSETTING( 0xcc, "0.29" ) PORT_DIPSETTING( 0xc8, "0.30" ) PORT_DIPSETTING( 0xc4, "0.31" ) PORT_DIPSETTING( 0xc0, "0.31" ) PORT_DIPSETTING( 0xbc, "0.32" ) PORT_DIPSETTING( 0xb8, "0.33" ) PORT_DIPSETTING( 0xb4, "0.33" ) PORT_DIPSETTING( 0xb0, "0.34" ) PORT_DIPSETTING( 0xac, "0.35" ) PORT_DIPSETTING( 0xa8, "0.36" ) PORT_DIPSETTING( 0xa4, "0.37" ) PORT_DIPSETTING( 0xa0, "0.38" ) PORT_DIPSETTING( 0x9c, "0.38" ) PORT_DIPSETTING( 0x98, "0.39" ) PORT_DIPSETTING( 0x94, "0.41" ) PORT_DIPSETTING( 0x90, "0.42" ) PORT_DIPSETTING( 0x8c, "0.44" ) PORT_DIPSETTING( 0x84, "0.46" ) PORT_DIPSETTING( 0x80, "0.47" ) PORT_DIPSETTING( 0x7c, "0.48" ) PORT_DIPSETTING( 0x78, "0.50" ) PORT_DIPSETTING( 0x74, "0.52" ) PORT_DIPSETTING( 0x70, "0.54" ) PORT_DIPSETTING( 0x6c, "0.56" ) PORT_DIPSETTING( 0x68, "0.58" ) PORT_DIPSETTING( 0x64, "0.60" ) PORT_DIPSETTING( 0x60, "0.63" ) PORT_DIPSETTING( 0x5c, "0.65" ) PORT_DIPSETTING( 0x58, "0.68" ) PORT_DIPSETTING( 0x54, "0.71" ) PORT_DIPSETTING( 0x50, "0.75" ) PORT_DIPSETTING( 0x4c, "0.79" ) PORT_DIPSETTING( 0x48, "0.83" ) PORT_DIPSETTING( 0x44, "0.88" ) PORT_DIPSETTING( 0x40, "0.94" ) PORT_DIPSETTING( 0x3c, "1.00" ) PORT_DIPSETTING( 0x38, "1.07" ) PORT_DIPSETTING( 0x34, "1.15" ) PORT_DIPSETTING( 0x30, "1.25" ) PORT_DIPSETTING( 0x2c, "1.36" ) PORT_DIPSETTING( 0x28, "1.50" ) PORT_DIPSETTING( 0x24, "1.67" ) PORT_DIPSETTING( 0x20, "1.88" ) PORT_DIPSETTING( 0x1c, "2.14" ) PORT_DIPSETTING( 0x18, "2.50" ) PORT_DIPSETTING( 0x14, "3.00" ) PORT_DIPSETTING( 0x10, "3.75" ) PORT_DIPSETTING( 0x0c, "5.00" ) PORT_DIPSETTING( 0x08, "7.50" ) PORT_DIPSETTING( 0x04, "15.00 (Shortest)" ) PORT_START("DIAL0") /* IN2 */ PORT_BIT( 0xff, 0x00, IPT_DIAL ) PORT_SENSITIVITY(50) PORT_KEYDELTA(10) PORT_REVERSE PORT_PLAYER(1) PORT_START("DIAL1") /* IN3 */ PORT_BIT( 0xff, 0x00, IPT_DIAL ) PORT_SENSITIVITY(50) PORT_KEYDELTA(10) PORT_REVERSE PORT_PLAYER(2) PORT_START("DIAL2") /* IN4 */ PORT_BIT( 0xff, 0x00, IPT_DIAL ) PORT_SENSITIVITY(50) PORT_KEYDELTA(10) PORT_REVERSE PORT_PLAYER(3) PORT_START("DIAL3") /* IN5 */ PORT_BIT( 0xff, 0x00, IPT_DIAL ) PORT_SENSITIVITY(50) PORT_KEYDELTA(10) PORT_REVERSE PORT_PLAYER(4) PORT_START("PEDALS") /* IN6 - accelerator pedals */ PORT_BIT (0x01, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_PLAYER(1) PORT_BIT (0x02, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_PLAYER(1) PORT_BIT (0x04, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_PLAYER(2) PORT_BIT (0x08, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_PLAYER(2) PORT_BIT (0x10, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_PLAYER(3) PORT_BIT (0x20, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_PLAYER(3) PORT_BIT (0x40, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_PLAYER(4) PORT_BIT (0x80, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_PLAYER(4) PORT_START("IN2") /* IN7 - forward/reverse */ PORT_BIT (0x0f, IP_ACTIVE_HIGH, IPT_UNUSED ) PORT_BIT (0x10, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(4) PORT_BIT (0x20, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(3) PORT_BIT (0x40, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(2) PORT_BIT (0x80, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(1) INPUT_PORTS_END /************************************* * * Graphics definitions * *************************************/ static const gfx_layout spritelayout = { 16,16, RGN_FRAC(1,4), 1, { 0 }, { STEP4(3*0x100*8+4,1), STEP4(2*0x100*8+4,1), STEP4(1*0x100*8+4,1), STEP4(0*0x100*8+4,1) }, { STEP16(0,8) }, 16*8 }; static const gfx_layout goallayout = { 8,32, 1, 4, { 4, 5, 6, 7 }, { STEP8(0,8) }, { STEP8(192*8,8*8), STEP16( 0*8,8*8), STEP8(128*8,8*8) }, 0 }; static const gfx_layout alphalayout = { 8,8, RGN_FRAC(1,1), 1, { 0 }, { STEP8(0,1) }, { STEP8(0,8) }, 8*8 }; static GFXDECODE_START( gfx_carpolo ) GFXDECODE_ENTRY( "gfx1", 0, spritelayout, 0, 12 ) GFXDECODE_ENTRY( "gfx2", 0, goallayout, 12*2, 2 ) GFXDECODE_ENTRY( "gfx3", 0, alphalayout, 12*2+2*16, 4 ) GFXDECODE_END /************************************* * * Machine driver * *************************************/ MACHINE_CONFIG_START(carpolo_state::carpolo) /* basic machine hardware */ MCFG_DEVICE_ADD("maincpu", M6502, XTAL(11'289'000)/12) /* 940.75 kHz */ MCFG_DEVICE_PROGRAM_MAP(main_map) MCFG_DEVICE_VBLANK_INT_DRIVER("screen", carpolo_state, carpolo_timer_interrupt) /* this not strictly VBLANK, but it's supposed to happen 60 times a sec, so it's a good place */ MCFG_DEVICE_ADD("pia0", PIA6821, 0) MCFG_PIA_READPB_HANDLER(READ8(*this, carpolo_state, pia_0_port_b_r)) MCFG_PIA_WRITEPA_HANDLER(WRITE8(*this, carpolo_state, pia_0_port_a_w)) MCFG_PIA_WRITEPB_HANDLER(WRITE8(*this, carpolo_state, pia_0_port_b_w)) MCFG_PIA_CA2_HANDLER(WRITELINE(*this, carpolo_state, coin1_interrupt_clear_w)) MCFG_PIA_CB2_HANDLER(WRITELINE(*this, carpolo_state,coin2_interrupt_clear_w)) MCFG_DEVICE_ADD("pia1", PIA6821, 0) MCFG_PIA_READPA_HANDLER(READ8(*this, carpolo_state, pia_1_port_a_r)) MCFG_PIA_READPB_HANDLER(READ8(*this, carpolo_state, pia_1_port_b_r)) MCFG_PIA_CA2_HANDLER(WRITELINE(*this, carpolo_state, coin3_interrupt_clear_w)) MCFG_PIA_CB2_HANDLER(WRITELINE(*this, carpolo_state, coin4_interrupt_clear_w)) MCFG_DEVICE_ADD("7474_2s_1", TTL7474, 0) MCFG_7474_COMP_OUTPUT_CB(WRITELINE(*this, carpolo_state, carpolo_7474_2s_1_q_cb)) MCFG_DEVICE_ADD("7474_2s_2", TTL7474, 0) MCFG_7474_COMP_OUTPUT_CB(WRITELINE(*this, carpolo_state, carpolo_7474_2s_2_q_cb)) MCFG_DEVICE_ADD("7474_2u_1", TTL7474, 0) MCFG_7474_COMP_OUTPUT_CB(WRITELINE(*this, carpolo_state, carpolo_7474_2u_1_q_cb)) MCFG_DEVICE_ADD("7474_2u_2", TTL7474, 0) MCFG_7474_COMP_OUTPUT_CB(WRITELINE(*this, carpolo_state, carpolo_7474_2u_2_q_cb)) MCFG_DEVICE_ADD("7474_1f_1", TTL7474, 0) MCFG_DEVICE_ADD("7474_1f_2", TTL7474, 0) MCFG_DEVICE_ADD("7474_1d_1", TTL7474, 0) MCFG_DEVICE_ADD("7474_1d_2", TTL7474, 0) MCFG_DEVICE_ADD("7474_1c_1", TTL7474, 0) MCFG_DEVICE_ADD("7474_1c_2", TTL7474, 0) MCFG_DEVICE_ADD("7474_1a_1", TTL7474, 0) MCFG_DEVICE_ADD("7474_1a_2", TTL7474, 0) MCFG_DEVICE_ADD("74148_3s", TTL74148, 0) MCFG_74148_OUTPUT_CB(carpolo_state, ttl74148_3s_cb) MCFG_DEVICE_ADD("74153_1k", TTL153) MCFG_TTL153_ZA_CB(WRITELINE(*this, carpolo_state, ls153_za_w)) // pia1 pb5 MCFG_TTL153_ZB_CB(WRITELINE(*this, carpolo_state, ls153_zb_w)) // pia1 pb4 /* video hardware */ MCFG_SCREEN_ADD("screen", RASTER) MCFG_SCREEN_REFRESH_RATE(60) MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500) /* not accurate */) MCFG_SCREEN_SIZE(256, 256) MCFG_SCREEN_VISIBLE_AREA(0, 239, 0, 255) MCFG_SCREEN_UPDATE_DRIVER(carpolo_state, screen_update_carpolo) MCFG_SCREEN_VBLANK_CALLBACK(WRITELINE(*this, carpolo_state, screen_vblank_carpolo)) MCFG_SCREEN_PALETTE("palette") MCFG_DEVICE_ADD("gfxdecode", GFXDECODE, "palette", gfx_carpolo) MCFG_PALETTE_ADD("palette", 12*2+2*16+4*2) MCFG_PALETTE_INIT_OWNER(carpolo_state,carpolo) MACHINE_CONFIG_END /************************************* * * ROM definitions * *************************************/ ROM_START( carpolo ) ROM_REGION( 0x10000, "maincpu", 0 ) ROM_LOAD( "4000.6c", 0xf000, 0x0200, CRC(9d2e75a5) SHA1(c249d0b31de452738516f04a7bc3fb472d54f79d) ) ROM_LOAD( "4001.6d", 0xf200, 0x0200, CRC(69fb3768) SHA1(5fcc0807e560de0d73f8bab6943f3cad5ee324c9) ) ROM_LOAD( "4002.6h", 0xf400, 0x0200, CRC(5db179c7) SHA1(83615cdc1e3d8930cbdafbd0d327e1d6611faefd) ) ROM_LOAD( "4003.6k", 0xf600, 0x0200, CRC(0f992f09) SHA1(dfb8d96b94850166a1b5332f200ae9ceeffc1ce6) ) ROM_LOAD( "4004.6e", 0xf800, 0x0200, CRC(be731610) SHA1(70b035f75dd6eace94b4d7a8a344f136b8af743d) ) ROM_LOAD( "4005.6f", 0xfa00, 0x0200, CRC(7332f84f) SHA1(be548329918c4ac512fd6027d6bcd16d20c9dd98) ) ROM_LOAD( "4006.6l", 0xfc00, 0x0200, CRC(8479c350) SHA1(391c737947498aad4d478639cbbc72181d680fce) ) ROM_LOAD( "4007a.6n", 0xfe00, 0x0200, CRC(c6a619de) SHA1(c1b650a0126791fa733f89d9e9bdeeb605486a2c) ) ROM_REGION( 0x0400, "gfx1", 0 ) /* sprites */ ROM_LOAD( "1024.10w", 0x0000, 0x0100, CRC(eedacc7e) SHA1(d89628f013039ca387cafe22180de71e1553cffc) ) ROM_LOAD( "1023.10v", 0x0100, 0x0100, CRC(45df6c74) SHA1(a986b62b4c263c5d217bae0d51e74197f5288180) ) ROM_LOAD( "1022.10u", 0x0200, 0x0100, CRC(00868768) SHA1(2388e428db300a1e0005cccb9165ec604518033d) ) ROM_LOAD( "1021.10t", 0x0300, 0x0100, CRC(a508af9c) SHA1(219ba776d8cccf6726519aff17e37f2a6a85d0d1) ) ROM_REGION( 0x0100, "gfx2", 0 ) /* goal */ ROM_LOAD( "1020.6v", 0x0000, 0x0100, CRC(5e89fbcd) SHA1(6be171168924cd8aa94ff5e1994faecb6f303bd9) ) ROM_REGION( 0x0200, "gfx3", 0 ) /* alpha */ ROM_LOAD( "2513.4l", 0x0000, 0x0200, BAD_DUMP CRC(f80d8889) SHA1(ca573543dcce1221459d5693c476cef14bfac4f4) ) /* MIA - stolen from Night Driver */ ROM_REGION( 0x0060, "proms", 0 ) ROM_LOAD( "328.5u", 0x0000, 0x0020, CRC(f295e0fc) SHA1(974a0481e0c6d5c0b6f0129653d8ed87880916e0) ) /* color PROM */ ROM_LOAD( "325.6t", 0x0020, 0x0020, CRC(b8b44022) SHA1(29fe6159c8d239c322296cef68ad59bcf290f246) ) /* horizontal timing */ ROM_LOAD( "326.6w", 0x0040, 0x0020, CRC(628ae3d1) SHA1(e6d43d2b5e8ec4b8c1adf6f29c2c9a43ab67ff50) ) /* vertical timing */ ROM_REGION( 0x0020, "user1", 0 ) ROM_LOAD( "327.10s", 0x0000, 0x0020, CRC(e047d24d) SHA1(2ea7afc8d97c906295bf2af929e0515f6c34137f) ) /* sprite image map */ ROM_END /************************************* * * Game drivers * *************************************/ void carpolo_state::init_carpolo() { /* invert gfx PROM since the bits are active LO */ uint8_t *ROM = memregion("gfx2")->base(); size_t len = memregion("gfx2")->bytes(); for (size_t i = 0; i < len; i++) ROM[i] ^= 0x0f; } GAME( 1977, carpolo, 0, carpolo, carpolo, carpolo_state, init_carpolo, ROT0, "Exidy", "Car Polo", MACHINE_SUPPORTS_SAVE | MACHINE_NO_SOUND )