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r33245 Thursday 6th November, 2014 at 17:24:01 UTC by David Haywood
bit of a driver specific hack to work around what seems to be a core problem when you have multiple screens of different refresh rates and partial updates.

not marked the game as working yet because the side screens seem to crash when you pick the roadster
[src/mame/drivers]harddriv.c
[src/mame/machine]slapstic.c

trunk/src/mame/drivers/harddriv.c
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518518      : driver_device(mconfig, type, tag)
519519   { }
520520
521
521   TIMER_DEVICE_CALLBACK_MEMBER(hack_timer);
522522};
523523
524524
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20842084}
20852085
20862086static MACHINE_CONFIG_START( racedriv_panorama_machine, harddriv_new_state )
2087   MCFG_DEVICE_ADD("mainpcb", RACEDRIV_BOARD_DEVICE, 0) // if this is anything except the first screen the partial updates / rasters glitch, mame bug? something assuming primary_screen? other screens suffer from the same issue, not related to new code, you could reproduce it before just by adding a dummy screen
2087   MCFG_DEVICE_ADD("mainpcb", RACEDRIV_BOARD_DEVICE, 0)
20882088   MCFG_DEVICE_ADD("leftpcb", RACEDRIVC_PANORAMA_SIDE_BOARD_DEVICE, 0)
20892089   MCFG_DEVICE_ADD("rightpcb", RACEDRIVC_PANORAMA_SIDE_BOARD_DEVICE, 0)
20902090
2091   MCFG_QUANTUM_TIME(attotime::from_hz(100000))
2091//   MCFG_QUANTUM_TIME(attotime::from_hz(100000))
20922092   MCFG_DEVICE_MODIFY("mainpcb:duartn68681")
20932093   MCFG_MC68681_A_TX_CALLBACK(WRITELINE(racedriv_board_device_state,tx_a ))
20942094
2095   MCFG_TIMER_DRIVER_ADD_PERIODIC("hack_timer", harddriv_new_state, hack_timer, attotime::from_hz(60))   
2096//   MCFG_QUANTUM_TIME(attotime::from_hz(60000))
2097MACHINE_CONFIG_END
20952098
2099// this is an ugly hack, otherwise MAME's core can't seem to handle partial updates if you have multiple screens with different update frequencies.
2100// by forcing them to stay in sync using this ugly method everything works much better.
2101TIMER_DEVICE_CALLBACK_MEMBER(harddriv_new_state::hack_timer)
2102{
2103   screen_device* middle = machine().device<screen_device>(":mainpcb:screen");
2104   screen_device* left = machine().device<screen_device>(":leftpcb:screen");
2105   screen_device* right = machine().device<screen_device>(":rightpcb:screen");
20962106
2097MACHINE_CONFIG_END
2107   left->reset_origin(0, 0);
2108   middle->reset_origin(0, 0);
2109   right->reset_origin(0, 0);
2110}
20982111
20992112/*************************************
21002113 *
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41534166   ROM_LOAD16_BYTE( "088-1016.bin", 0x0e0000, 0x010000, CRC(e83a9c99) SHA1(1d4093902133bb6da981f294e6947544c3564393) ) // == 136077-1016.200y
41544167   ROM_LOAD16_BYTE( "088-1015.bin", 0x0e0001, 0x010000, CRC(725806f3) SHA1(0fa4601465dc94f27c71db789ad625bbcd254169) ) // == 136077-4015.210y
41554168
4156   // Multisync PCB (A046901) - Side Monitor
4157   // these will boot with 'PROGRAM OK' and display an empty side view, if you use the 'compact' type board driver
4158   //  there should be one board for each side.  (needs 137412-117 slapstic)
4159   ROM_REGION( 0x200000, "mainpcb:sidecpu", 0 )        /* 2MB for 68000 code */
4160   ROM_LOAD16_BYTE( "088-2002.bin", 0x000000, 0x010000, CRC(77724070) SHA1(5862f30f7e2ab9c0beb06cf5599bcb1ff97f3a47) )
4161   ROM_LOAD16_BYTE( "088-2001.bin", 0x000001, 0x010000, CRC(16ab2fff) SHA1(bf6dcefc98e1fe27bef0ddacc265d8782c486c83) )
4162   ROM_LOAD16_BYTE( "088-2004.bin", 0x020000, 0x010000, CRC(dccdb16b) SHA1(330cf39bcbdb9c73da48b4e947086a7988e37496) )
4163   ROM_LOAD16_BYTE( "088-2003.bin", 0x020001, 0x010000, CRC(132ef986) SHA1(106f1a23ac200a868959181fa1c47419806e8366) )
4164   ROM_LOAD16_BYTE( "088-2006.bin", 0x040000, 0x010000, CRC(de3a0c24) SHA1(1121b8a16ac11b2480f1c4336a5aa3271364f80e))
4165   ROM_LOAD16_BYTE( "088-2005.bin", 0x040001, 0x010000, CRC(96ad705f) SHA1(cc0bc7fdd2a5f91a5929b889607dcf7ad015bb95) )
4166   ROM_LOAD16_BYTE( "088-2008.bin", 0x060000, 0x010000, CRC(452d991c) SHA1(42dad0a93839a900c3571ce9e252e1c991a1da56) )
4167   ROM_LOAD16_BYTE( "088-2007.bin", 0x060001, 0x010000, CRC(d6f526d3) SHA1(8406917c91c1d3690379cb0bca5809d1db27abec) )
4168   ROM_LOAD16_BYTE( "088-2010.bin", 0x080000, 0x010000, CRC(775bca3d) SHA1(926b460faeb2aa46899432b3a9973381ffd7781d) )
4169   ROM_LOAD16_BYTE( "088-2009.bin", 0x080001, 0x010000, CRC(6aedccc5) SHA1(9189881802969ecdde2fd41a20ff6ea0471ce2c0) )
4170   ROM_LOAD16_BYTE( "088-2012.bin", 0x0a0000, 0x010000, CRC(bacf08c0) SHA1(2f7ddaf4ef350ee3e6ab886759d88c03aa94784b) )
4171   ROM_LOAD16_BYTE( "088-2011.bin", 0x0a0001, 0x010000, CRC(1e0c2f71) SHA1(bcdd9089442934df78109df7c0dcf170873cf992) )
4172   ROM_LOAD16_BYTE( "088-2014.bin", 0x0c0000, 0x010000, CRC(3512537c) SHA1(896975ef2685358bd98f7a9b45dda11e8bfa3a13) )
4173   ROM_LOAD16_BYTE( "088-2013.bin", 0x0c0001, 0x010000, CRC(8d7c4e80) SHA1(eda8d02e51b18234fc0912eaca8171d75ae643c7) )
4174   ROM_LOAD16_BYTE( "088-2016.bin", 0x0e0000, 0x010000, CRC(6a42b7e2) SHA1(2e0ff4b7e391106a976cb872f6311f6d35dca5b0) )
4175   ROM_LOAD16_BYTE( "088-2015.bin", 0x0e0001, 0x010000, CRC(334e2a3b) SHA1(a19bfa7652845b9453c722091c773819ba248569) )
4176
41774169   ROM_REGION( 0x60000, "mainpcb:user1", 0 )       /* 384k for object ROM */
41784170   ROM_LOAD16_BYTE( "088-1017.bin",  0x00000, 0x10000, CRC(d92251e8) SHA1(deeeec54c4a61c3adf62f6b1b910135559090ee5) )
41794171   ROM_LOAD16_BYTE( "088-1018.bin",  0x00001, 0x10000, CRC(11a0a8f5) SHA1(d4ccc83fc99331d741bc9b8027ef20d72e3ad71a) )
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42114203   ROM_REGION( 0x800, "mainpcb:210e", 0 )
42124204   ROM_LOAD( "racedriv.210e",   0x000000, 0x000800, CRC(3d7c732e) SHA1(e7de81d4a54327514fdd339e93c888c63a344d2c) )
42134205   
4214   /* Left PCB*/
4206   /* Left PCB ( Multisync PCB (A046901) )*/
42154207   ROM_REGION( 0x200000, "leftpcb:maincpu", 0 )        /* 2MB for 68000 code */
42164208   ROM_LOAD16_BYTE( "088-2002.bin", 0x000000, 0x010000, CRC(77724070) SHA1(5862f30f7e2ab9c0beb06cf5599bcb1ff97f3a47) )
42174209   ROM_LOAD16_BYTE( "088-2001.bin", 0x000001, 0x010000, CRC(16ab2fff) SHA1(bf6dcefc98e1fe27bef0ddacc265d8782c486c83) )
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42434235   ROM_REGION( 0x800, "leftpcb:210e", 0 )
42444236   ROM_LOAD( "leftpcb_210e",   0x000000, 0x000800, CRC(108ea834) SHA1(d7aec78287647dc52f92143cdb6d7765de0b4e39) )
42454237
4246
4247   /* Right PCB*/
4238   /* Right PCB ( Multisync PCB (A046901) ) */
42484239   ROM_REGION( 0x200000, "rightpcb:maincpu", 0 )        /* 2MB for 68000 code */
42494240   ROM_LOAD16_BYTE( "088-2002.bin", 0x000000, 0x010000, CRC(77724070) SHA1(5862f30f7e2ab9c0beb06cf5599bcb1ff97f3a47) )
42504241   ROM_LOAD16_BYTE( "088-2001.bin", 0x000001, 0x010000, CRC(16ab2fff) SHA1(bf6dcefc98e1fe27bef0ddacc265d8782c486c83) )
r241756r241757
50765067   /* initialize the boards */
50775068   init_multisync(1);
50785069   init_adsp();
5079//   init_dsk();
5080//   init_driver_sound();
50815070
50825071   /* set up the slapstic */
50835072   m_slapstic_device->slapstic_init(machine(), 117);
50845073   m_m68k_slapstic_base = m_maincpu->space(AS_PROGRAM).install_readwrite_handler(0xe0000, 0xfffff, read16_delegate(FUNC(harddriv_state::rd68k_slapstic_r), this), write16_delegate(FUNC(harddriv_state::rd68k_slapstic_w), this));
50855074
5086   /* synchronization */
5087//   m_rddsp32_sync[0] = m_dsp32->space(AS_PROGRAM).install_write_handler(0x613c00, 0x613c03, write32_delegate(FUNC(harddriv_state::rddsp32_sync0_w), this));
5088//   m_rddsp32_sync[1] = m_dsp32->space(AS_PROGRAM).install_write_handler(0x613e00, 0x613e03, write32_delegate(FUNC(harddriv_state::rddsp32_sync1_w), this));
5089
50905075   /* set up protection hacks */
50915076   m_gsp_protection = m_gsp->space(AS_PROGRAM).install_write_handler(gsp_protection, gsp_protection + 0x0f, write16_delegate(FUNC(harddriv_state::hdgsp_protection_w), this));
50925077
5093   /* set up gsp speedup handler */
5078   /* set up gsp speedup handler (todo, work these out) */
50945079//   m_gsp_speedup_addr[0] = m_gsp->space(AS_PROGRAM).install_write_handler(0xfff76f60, 0xfff76f6f, write16_delegate(FUNC(harddriv_state::rdgsp_speedup1_w), this));
50955080//   m_gsp->space(AS_PROGRAM).install_read_handler(0xfff76f60, 0xfff76f6f, read16_delegate(FUNC(harddriv_state::rdgsp_speedup1_r), this));
50965081//   m_gsp_speedup_pc = 0xfff43a00;
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53035288GAME( 1990, racedrivc2,  racedriv, racedrivc1_machine, racedrivc, driver_device, 0,ROT0, "Atari Games", "Race Drivin' (compact, rev 2)", 0 )
53045289GAME( 1990, racedrivc1,  racedriv, racedrivc1_machine, racedrivc, driver_device, 0,ROT0, "Atari Games", "Race Drivin' (compact, rev 1)", 0 )
53055290
5306GAMEL( 1990, racedrivpan, racedriv, racedriv_panorama_machine, racedriv_pan, driver_device, 0, ROT0, "Atari Games", "Race Drivin' Panorama (prototype, rev 2.1)", GAME_NOT_WORKING, layout_racedrivpan )
5291GAMEL( 1990, racedrivpan, racedriv, racedriv_panorama_machine, racedriv_pan, driver_device, 0, ROT0, "Atari Games", "Race Drivin' Panorama (prototype, rev 2.1)", GAME_NOT_WORKING, layout_racedrivpan ) // picking roadster crashes the side monitors?
53075292
53085293GAME( 1991, steeltal,  0,        steeltal_machine, steeltal, driver_device, 0, ROT0, "Atari Games", "Steel Talons (rev 2)", 0 )
53095294GAME( 1991, steeltalg, steeltal, steeltal_machine, steeltal, driver_device, 0, ROT0, "Atari Games", "Steel Talons (German, rev 2)", 0 )
trunk/src/mame/machine/slapstic.c
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751751   if (access_68k == -1)
752752   {
753753      /* see if we're 68k or 6502/6809 based */
754      printf("oh\n");
755754      device_type cputype = machine.device(":maincpu")->type();
756755      access_68k = (cputype == M68000 || cputype == M68010);
757756   }

https://github.com/mamedev/mame/commit/3b60ccdf24bcf82d13f1d9adab991bf1c39d01c7

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