diff options
Diffstat (limited to 'src/mame/drivers/pengo.cpp')
-rw-r--r-- | src/mame/drivers/pengo.cpp | 224 |
1 files changed, 0 insertions, 224 deletions
diff --git a/src/mame/drivers/pengo.cpp b/src/mame/drivers/pengo.cpp index 618dd084a50..d5c2975a8c0 100644 --- a/src/mame/drivers/pengo.cpp +++ b/src/mame/drivers/pengo.cpp @@ -88,10 +88,8 @@ public: void pengoe(machine_config &config); void pengou(machine_config &config); void pengo(machine_config &config); - void schick(machine_config &config); void init_penta(); - void init_schick(); private: DECLARE_WRITE_LINE_MEMBER(coin_counter_1_w); @@ -100,17 +98,12 @@ private: DECLARE_WRITE_LINE_MEMBER(vblank_irq); void decode_penta(int end, int nodecend); - void decode_schick_extra(int size, uint8_t* rom); optional_shared_ptr<uint8_t> m_decrypted_opcodes; optional_device<ls259_device> m_latch; void decrypted_opcodes_map(address_map &map); - void schick_decrypted_opcodes_map(address_map &map); void jrpacmbl_map(address_map &map); void pengo_map(address_map &map); - void schick_map(address_map &map); - void schick_audio_map(address_map &map); - void schick_audio_io_map(address_map &map); }; @@ -200,45 +193,6 @@ void pengo_state::jrpacmbl_map(address_map &map) map(0x90c0, 0x90ff).portr("P1"); } -void pengo_state::schick_map(address_map &map) // everything needs to be verified, where's the sound latch? -{ - map(0x0000, 0x7fff).rom(); - map(0x8000, 0x83ff).ram().w(FUNC(pengo_state::pacman_videoram_w)).share("videoram"); - map(0x8400, 0x87ff).ram().w(FUNC(pengo_state::pacman_colorram_w)).share("colorram"); - map(0x8800, 0x8fef).ram().share("mainram"); - map(0x8ff0, 0x8fff).ram().share("spriteram"); - map(0x9000, 0x901f).nopw(); // leftover from pengo? - map(0x9020, 0x902f).writeonly().share("spriteram2"); - map(0x9000, 0x903f).portr("SW2"); - map(0x9040, 0x907f).portr("SW1"); - map(0x9040, 0x9047).w(m_latch, FUNC(ls259_device::write_d0)); - map(0x9070, 0x9070).w(m_watchdog, FUNC(watchdog_timer_device::reset_w)); - map(0x9080, 0x90bf).portr("IN1"); - map(0x90c0, 0x90ff).portr("IN0"); - map(0xe000, 0xffff).rom(); -} - -void pengo_state::schick_decrypted_opcodes_map(address_map &map) -{ - map(0x0000, 0xffff).rom().share("decrypted_opcodes"); - map(0x8800, 0x8fef).ram().share("mainram"); - map(0x8ff0, 0x8fff).ram().share("spriteram"); -} - -void pengo_state::schick_audio_map(address_map &map) -{ - map(0x0000, 0x1fff).rom(); - map(0x4000, 0x43ff).ram(); - map(0x6000, 0x6000).r("soundlatch", FUNC(generic_latch_8_device::read)); -} - -void pengo_state::schick_audio_io_map(address_map &map) -{ - map.global_mask(0xff); - map(0x00, 0x01).w("ay1", FUNC(ay8910_device::address_data_w)); - map(0x10, 0x11).w("ay2", FUNC(ay8910_device::address_data_w)); - map(0x80, 0x81).w("ay3", FUNC(ay8910_device::address_data_w)); -} /************************************* * @@ -335,48 +289,6 @@ static INPUT_PORTS_START( pengo ) INPUT_PORTS_END -static INPUT_PORTS_START( schick ) // TODO: check everything - PORT_START("IN0") - PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_4WAY - PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_4WAY - PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_4WAY - PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_4WAY - PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_COIN1 ) - PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_COIN2 ) - PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_COIN3 ) - PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_BUTTON1 ) - - PORT_START("IN1") - PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_4WAY PORT_COCKTAIL - PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_4WAY PORT_COCKTAIL - PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_4WAY PORT_COCKTAIL - PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_4WAY PORT_COCKTAIL - PORT_SERVICE_NO_TOGGLE(0x10, IP_ACTIVE_LOW) - PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_START1 ) - PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_START2 ) - PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_COCKTAIL - - PORT_START("SW1") - PORT_DIPUNKNOWN_DIPLOC(0x01, 0x01, "SW1:1") - PORT_DIPUNKNOWN_DIPLOC(0x02, 0x02, "SW1:2") - PORT_DIPUNKNOWN_DIPLOC(0x04, 0x04, "SW1:3") - PORT_DIPUNKNOWN_DIPLOC(0x08, 0x08, "SW1:4") - PORT_DIPUNKNOWN_DIPLOC(0x10, 0x10, "SW1:5") - PORT_DIPUNKNOWN_DIPLOC(0x20, 0x20, "SW1:6") - PORT_DIPUNKNOWN_DIPLOC(0x40, 0x40, "SW1:7") - PORT_DIPUNKNOWN_DIPLOC(0x80, 0x80, "SW1:8") - - PORT_START("SW2") - PORT_DIPUNKNOWN_DIPLOC(0x01, 0x01, "SW2:1") - PORT_DIPUNKNOWN_DIPLOC(0x02, 0x02, "SW2:2") - PORT_DIPUNKNOWN_DIPLOC(0x04, 0x04, "SW2:3") - PORT_DIPUNKNOWN_DIPLOC(0x08, 0x08, "SW2:4") - PORT_DIPUNKNOWN_DIPLOC(0x10, 0x10, "SW2:5") - PORT_DIPUNKNOWN_DIPLOC(0x20, 0x20, "SW2:6") - PORT_DIPUNKNOWN_DIPLOC(0x40, 0x40, "SW2:7") - PORT_DIPUNKNOWN_DIPLOC(0x80, 0x80, "SW2:8") -INPUT_PORTS_END - static INPUT_PORTS_START( jrpacmbl ) PORT_START("P1") @@ -544,52 +456,6 @@ void pengo_state::jrpacmbl(machine_config &config) MCFG_VIDEO_START_OVERRIDE(pengo_state,jrpacman) } -void pengo_state::schick(machine_config &config) // all dividers unknown -{ - /* basic machine hardware */ - Z80(config, m_maincpu, MASTER_CLOCK/6); - m_maincpu->set_addrmap(AS_PROGRAM, &pengo_state::schick_map); - m_maincpu->set_addrmap(AS_OPCODES, &pengo_state::schick_decrypted_opcodes_map); - - z80_device &audiocpu(Z80(config, "audiocpu", MASTER_CLOCK/6)); - audiocpu.set_addrmap(AS_PROGRAM, &pengo_state::schick_audio_map); - audiocpu.set_addrmap(AS_IO, &pengo_state::schick_audio_io_map); - - GENERIC_LATCH_8(config, "soundlatch"); - - WATCHDOG_TIMER(config, m_watchdog); - - LS259(config, m_latch); // 3I, TODO: identify bits' function. 0 is correct, 2, 6 and 7 seem to be set when switching from title screen to game screen, 1, 3, 4 and 5 seem to never be set during gameplay - m_latch->q_out_cb<0>().set(FUNC(pengo_state::irq_mask_w)); - m_latch->q_out_cb<1>().set_log("m_latch bit 1 set"); - m_latch->q_out_cb<2>().set(FUNC(pengo_state::pengo_palettebank_w)); - m_latch->q_out_cb<3>().set_log("m_latch bit 3 set"); - m_latch->q_out_cb<4>().set_log("m_latch bit 4 set"); - m_latch->q_out_cb<5>().set_log("m_latch bit 5 set"); - m_latch->q_out_cb<6>().set(FUNC(pengo_state::pengo_colortablebank_w)); - m_latch->q_out_cb<7>().set(FUNC(pengo_state::pengo_gfxbank_w)); - - /* video hardware */ - GFXDECODE(config, m_gfxdecode, m_palette, gfx_pengo); - PALETTE(config, m_palette, FUNC(pengo_state::pacman_palette), 128 * 4, 32); - - screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER)); // to be verified - screen.set_raw(PIXEL_CLOCK, HTOTAL, HBEND, HBSTART, VTOTAL, VBEND, VBSTART); - screen.set_screen_update(FUNC(pengo_state::screen_update_pacman)); - screen.set_palette(m_palette); - screen.screen_vblank().set(FUNC(pengo_state::vblank_irq)); - - MCFG_VIDEO_START_OVERRIDE(pengo_state, pengo) - - /* sound hardware */ - SPEAKER(config, "mono").front_center(); - - AY8910(config, "ay1", MASTER_CLOCK/12).add_route(ALL_OUTPUTS, "mono", 0.13); - - AY8910(config, "ay2", MASTER_CLOCK/12).add_route(ALL_OUTPUTS, "mono", 0.13); - - AY8910(config, "ay3", MASTER_CLOCK/12).add_route(ALL_OUTPUTS, "mono", 0.13); -} /************************************* * @@ -827,25 +693,6 @@ ROM_START( penta ) ROM_LOAD( "pr1636.ic70", 0x0100, 0x0100, CRC(77245b66) SHA1(0c4d0bee858b97632411c440bea6948a74759746) ) /* timing - not used */ ROM_END -// MH032288 PCB. LC ('lato componenti', components side in Italian) so maybe produced in Italy? -// A plastic block in a corner covers probably the main CPU and the decryption logic. -// Might fit better in a different driver once decrypted -ROM_START( schick ) - ROM_REGION( 0x10000, "maincpu", 0 ) - ROM_LOAD( "27c512.8d", 0x0000, 0x10000, CRC(38986329) SHA1(bfd62d6a49d25acc582e5f076833c3b22c1a7fd7) ) - - ROM_REGION( 0x8000, "audiocpu", 0 ) - ROM_LOAD( "27c256.7m", 0x0000, 0x8000, CRC(694dadca) SHA1(65d436d6c8ebf6a9b5af286122e7391973d463e0) ) // identical to bombjack, but 4x - - ROM_REGION( 0x10000, "gfx1", 0 ) - ROM_LOAD( "27c256.4e", 0x0000, 0x8000, CRC(edb4a243) SHA1(64f35b5142ffb3bfbd6a2899af9d1d719b83e2a1) ) - ROM_LOAD( "4.27c256.4f", 0x8000, 0x8000, CRC(f666a52a) SHA1(877e1112c9c9a39b55934f6a382ad35fc9bf6859) ) // only labeled ROM - - ROM_REGION( 0x0420, "proms", ROMREGION_ERASEFF ) - // currently not dumped, using the ones from Pengo for now - ROM_LOAD( "pr1633.ic78", 0x0000, 0x0020, BAD_DUMP CRC(3a5844ec) SHA1(680eab0e1204c9b74adc11588461651b474021bb) ) // color palette - ROM_LOAD( "pr1634.ic88", 0x0020, 0x0400, BAD_DUMP CRC(766b139b) SHA1(3fcd66610fcaee814953a115bf5e04788923181f) ) // color lookup -ROM_END ROM_START( jrpacmbl ) @@ -960,76 +807,6 @@ void pengo_state::init_penta() decode_penta(0x8000, 0x8000); } -void pengo_state::decode_schick_extra(int size, uint8_t* rom) -{ - // schick has an extra layer of encryption in addition to the penta encryption - for (int A = 0x0000; A < 0x8000; A++) - { - uint8_t srcdec = rom[A]; - - if (A & 0x100) - { - srcdec = bitswap<8>(srcdec^0x41, 7, 4, 5, 6, 3, 2, 1, 0); - } - else - { - srcdec = bitswap<8>(srcdec^0x51, 7, 6, 5, 0, 3, 2, 1, 4); - } - - - rom[A] = srcdec; - } - - for (int A = 0x8000; A < 0x10000; A++) // TODO: verify everything - { - uint8_t srcdec = rom[A]; - - // this layer of encryption only affects bits 0,4,6 ? - - if (rom == m_decrypted_opcodes) - { - if (A & 0x1000) // TODO: more conditions? - { - srcdec = bitswap<8>(srcdec ^ 0x40, 7, 0, 5, 6, 3, 2, 1, 4); - rom[A] = srcdec; - } - else - { - if (A & 0x100) - { - srcdec = bitswap<8>(srcdec ^ 0x40, 7, 4, 5, 0, 3, 2, 1, 6); - rom[A] = srcdec; - } - else - { - srcdec = bitswap<8>(srcdec ^ 0x41, 7, 0, 5, 6, 3, 2, 1, 4); - rom[A] = srcdec; - } - } - } - else - { - // // TODO: more conditions? - if (A & 0x10) - srcdec = bitswap<8>(srcdec ^ 0x11, 7, 0, 5, 6, 3, 2, 1, 4); - else - srcdec = bitswap<8>(srcdec ^ 0x51, 7, 4, 5, 0, 3, 2, 1, 6); - - rom[A] = srcdec; - } - } -} - -void pengo_state::init_schick() -{ - uint8_t *rom = memregion("maincpu")->base(); - - decode_penta(0x8000, 0x10000); - - decode_schick_extra(0x10000, rom); - decode_schick_extra(0x10000, m_decrypted_opcodes); -} - /************************************* * @@ -1046,4 +823,3 @@ GAME( 1982, pengo5, pengo, pengoe, pengo, pengo_state, empty_init, RO GAME( 1982, pengob, pengo, pengo, pengo, pengo_state, init_penta, ROT90, "bootleg", "Pengo (bootleg)", MACHINE_SUPPORTS_SAVE ) GAME( 1982, penta, pengo, pengo, pengo, pengo_state, init_penta, ROT90, "bootleg (Grinbee Shouji)", "Penta", MACHINE_SUPPORTS_SAVE ) // Grinbee Shouji was a subsidiary of Orca GAME( 1983, jrpacmbl, jrpacman, jrpacmbl, jrpacmbl, pengo_state, empty_init, ROT90, "bootleg", "Jr. Pac-Man (Pengo hardware)", MACHINE_NO_COCKTAIL | MACHINE_SUPPORTS_SAVE ) -GAME( 1988, schick, 0, schick, schick, pengo_state, init_schick, ROT90, "Microhard", "Super Chick", MACHINE_NOT_WORKING | MACHINE_SUPPORTS_SAVE ) // wrong colors due to missing PROMs, sound not hooked up, only basic controls verified, decryption could be incomplete (bad ROMs in test mode?) |