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Diffstat (limited to 'src/mame/drivers/pass.cpp')
-rw-r--r-- | src/mame/drivers/pass.cpp | 296 |
1 files changed, 296 insertions, 0 deletions
diff --git a/src/mame/drivers/pass.cpp b/src/mame/drivers/pass.cpp new file mode 100644 index 00000000000..dc4a83ef6b0 --- /dev/null +++ b/src/mame/drivers/pass.cpp @@ -0,0 +1,296 @@ +// license:BSD-3-Clause +// copyright-holders:David Haywood +/* Pass (c)1992, Oksan + + Driver by David Haywood + Inputs by Stephh + + Is that a Korean flag I see? Are Oksan maybe a Korean Developer? + + Information from ReadMe + ----------------------- + + Pass, Oksan, 1992 + CPU : MC68000P10 + Sound : YM2203C + Other main chips : Goldstar Z8400B PS, 4 * Hyundai HY6264ALP-10 + Also : PAL20L8ACNS + The rest all TTl chips + + 8 dipswitches (1 bank) + speed : 14.31818MHz + Rest see pic + (included was scans of the board) + + ---------------------- + + Working Notes: + + 68k interrupts + lev 1 : 0x64 : 0000 0500 - vblank? + lev 2 : 0x68 : 0000 0500 - vblank? + lev 3 : 0x6c : 0000 0500 - vblank? + lev 4 : 0x70 : 0000 0500 - vblank? + lev 5 : 0x74 : 0000 0500 - vblank? + lev 6 : 0x78 : 0000 0500 - vblank? + lev 7 : 0x7c : 0000 0500 - vblank? + (all point to the same place ..) + + z80 interrupts + 0x38 looks to have a valid IRQ + 0x66 might be valid NMI + + -- stephh's notes on the inputs -- + + reads from 0x230100.w : + + 0x001066 : mask = 0xe000 (coinage) + + 0x00124e : mask = 0x0300 (player 1 lives) + 0x001292 : mask = 0x0300 (player 2 lives) + + 0x0046ea : mask = 0x0001 (unknown effect - flip ? demo sounds ?) -> + + 0x004182 : mask = 0x1800 (time, difficulty) + + + reads from 0x230200.w : + + 0x001000 : mask = 0xffff -> >> 0 in 0x080010 + 0x001000 : mask = 0x00f0 -> >> 4 in 0x080016 (player 1 directions) + 0x001000 : mask = 0xf000 -> >> 12 in 0x080018 (player 2 directions) + + + 0x080010.w : inputs + + bit 00 : COIN1 + bit 01 : START1 + bit 02 : tested at 0x002bca, 0x002f00, 0x004c26, 0x00c25e, 0x001f48, 0x00c474, 0x00c628 + bit 03 : tested at 0x002bca, 0x002f00, 0x004c4c, 0x00c2ce, 0x00c644 + bit 04 : UP + bit 05 : DOWN + bit 06 : LEFT + bit 07 : RIGHT + + bit 08 : COIN2 + bit 09 : START2 + bit 10 : tested at 0x002bca, 0x002f00, 0x004c8a, 0x00c2a8, 0x0021b8 + bit 11 : tested at 0x002bca, 0x002f00, 0x004cb0, 0x00c282 + bit 12 : UP + bit 13 : DOWN + bit 14 : LEFT + bit 15 : RIGHT + + + 0x080014.w : credits (max = 0x005a) + + 0x08007e.w : lives (player 1) + 0x080080.w : lives (player 2) + + 0x080002.w : time (0x0000-0x0099, BCD coded) + + --- Game Notes --- + + Graphical Glitches caused when 2 sprites are close together are NOT bugs, the Sprites are + infact contructed from a tilemap made of 4x4 tiles. + + I imagine flicker on the main character at times is also correct. + + Its rather interesting to see a game this old using 8bpp tiles + + + */ + +#include "emu.h" +#include "cpu/z80/z80.h" +#include "cpu/m68000/m68000.h" +#include "sound/2203intf.h" +#include "sound/okim6295.h" +#include "includes/pass.h" + + +/* todo: check all memory regions actually readable / read from */ +static ADDRESS_MAP_START( pass_map, AS_PROGRAM, 16, pass_state ) + AM_RANGE(0x000000, 0x03ffff) AM_ROM + AM_RANGE(0x080000, 0x083fff) AM_RAM + AM_RANGE(0x200000, 0x200fff) AM_RAM_WRITE(pass_bg_videoram_w) AM_SHARE("bg_videoram") // Background + AM_RANGE(0x210000, 0x213fff) AM_RAM_WRITE(pass_fg_videoram_w) AM_SHARE("fg_videoram") // Foreground + AM_RANGE(0x220000, 0x2203ff) AM_RAM_DEVWRITE("palette", palette_device, write) AM_SHARE("palette") + AM_RANGE(0x230000, 0x230001) AM_WRITE(soundlatch_word_w) + AM_RANGE(0x230100, 0x230101) AM_READ_PORT("DSW") + AM_RANGE(0x230200, 0x230201) AM_READ_PORT("INPUTS") +ADDRESS_MAP_END + +/* sound cpu */ +static ADDRESS_MAP_START( pass_sound_map, AS_PROGRAM, 8, pass_state ) + AM_RANGE(0x0000, 0x7fff) AM_ROM + AM_RANGE(0xf800, 0xffff) AM_RAM +ADDRESS_MAP_END + +static ADDRESS_MAP_START( pass_sound_io_map, AS_IO, 8, pass_state ) + ADDRESS_MAP_GLOBAL_MASK(0xff) + AM_RANGE(0x00, 0x00) AM_READ(soundlatch_byte_r) + AM_RANGE(0x70, 0x71) AM_DEVREADWRITE("ymsnd", ym2203_device, read, write) + AM_RANGE(0x80, 0x80) AM_DEVWRITE("oki", okim6295_device, write) + AM_RANGE(0xc0, 0xc0) AM_WRITE(soundlatch_clear_byte_w) +ADDRESS_MAP_END + +/* todo : work out function of unknown but used dsw */ +static INPUT_PORTS_START( pass ) + PORT_START("DSW") + PORT_DIPNAME( 0x0001, 0x0001, "Unknown SW 0-0" ) // USED ! Check code at 0x0046ea + PORT_DIPSETTING( 0x0001, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x0000, DEF_STR( On ) ) + PORT_DIPNAME( 0x0002, 0x0002, "Unused SW 0-1" ) // Unused ? + PORT_DIPSETTING( 0x0002, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x0000, DEF_STR( On ) ) + PORT_DIPNAME( 0x0004, 0x0004, "Unused SW 0-2" ) // Unused ? + PORT_DIPSETTING( 0x0004, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x0000, DEF_STR( On ) ) + PORT_DIPNAME( 0x0008, 0x0008, "Unused SW 0-3" ) // Unused ? + PORT_DIPSETTING( 0x0008, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x0000, DEF_STR( On ) ) + PORT_DIPNAME( 0x0010, 0x0010, "Unused SW 0-4" ) // Unused ? + PORT_DIPSETTING( 0x0010, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x0000, DEF_STR( On ) ) + PORT_DIPNAME( 0x0020, 0x0020, "Unused SW 0-5" ) // Unused ? + PORT_DIPSETTING( 0x0020, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x0000, DEF_STR( On ) ) + PORT_DIPNAME( 0x0040, 0x0040, "Unused SW 0-6" ) // Unused ? + PORT_DIPSETTING( 0x0040, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x0000, DEF_STR( On ) ) + PORT_DIPNAME( 0x0080, 0x0080, "Unused SW 0-7" ) // Unused ? + PORT_DIPSETTING( 0x0080, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x0000, DEF_STR( On ) ) + PORT_DIPNAME( 0x0300, 0x0300, DEF_STR( Lives ) ) + PORT_DIPSETTING( 0x0000, "2" ) + PORT_DIPSETTING( 0x0300, "3" ) + PORT_DIPSETTING( 0x0100, "4" ) + PORT_DIPSETTING( 0x0200, "5" ) + PORT_DIPNAME( 0x0400, 0x0400, "Unused SW 0-10" ) // Unused ? + PORT_DIPSETTING( 0x0400, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x0000, DEF_STR( On ) ) + PORT_DIPNAME( 0x1800, 0x0000, DEF_STR( Difficulty ) ) + PORT_DIPSETTING( 0x0000, DEF_STR( Easy ) ) // Time = 99 + PORT_DIPSETTING( 0x1800, DEF_STR( Normal ) ) // Time = 88 + PORT_DIPSETTING( 0x0800, DEF_STR( Hard ) ) // Time = 77 + PORT_DIPSETTING( 0x1000, DEF_STR( Hardest ) ) // Time = 66 + PORT_DIPNAME( 0xe000, 0xe000, DEF_STR( Coinage ) ) +// PORT_DIPSETTING( 0x0000, DEF_STR( 4C_1C ) ) + PORT_DIPSETTING( 0x8000, DEF_STR( 4C_1C ) ) + PORT_DIPSETTING( 0x4000, DEF_STR( 3C_1C ) ) + PORT_DIPSETTING( 0xc000, DEF_STR( 2C_1C ) ) + PORT_DIPSETTING( 0xe000, DEF_STR( 1C_1C ) ) + PORT_DIPSETTING( 0x6000, DEF_STR( 1C_2C ) ) + PORT_DIPSETTING( 0xa000, DEF_STR( 1C_3C ) ) + PORT_DIPSETTING( 0x2000, DEF_STR( 1C_4C ) ) + + PORT_START("INPUTS") + PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_COIN1 ) + PORT_BIT( 0x0002, IP_ACTIVE_LOW, IPT_START1 ) + PORT_BIT( 0x0004, IP_ACTIVE_LOW, IPT_BUTTON1 ) + PORT_BIT( 0x0008, IP_ACTIVE_LOW, IPT_BUTTON2 ) + PORT_BIT( 0x0010, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY PORT_PLAYER(1) + PORT_BIT( 0x0020, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_PLAYER(1) + PORT_BIT( 0x0040, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_PLAYER(1) + PORT_BIT( 0x0080, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_PLAYER(1) + PORT_BIT( 0x0100, IP_ACTIVE_LOW, IPT_COIN2 ) + PORT_BIT( 0x0200, IP_ACTIVE_LOW, IPT_START2 ) + PORT_BIT( 0x0400, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_COCKTAIL + PORT_BIT( 0x0800, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_COCKTAIL + PORT_BIT( 0x1000, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY PORT_PLAYER(2) + PORT_BIT( 0x2000, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_PLAYER(2) + PORT_BIT( 0x4000, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_PLAYER(2) + PORT_BIT( 0x8000, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_PLAYER(2) +INPUT_PORTS_END + +static const gfx_layout tiles8x8_layout = +{ + 8,8, + RGN_FRAC(1,1), + 8, + { 0,1, 2,3, 4,5,6,7 }, + { 0, 8, 16, 24, 32, 40, 48, 56 }, + { 0*64, 1*64, 2*64, 3*64, 4*64, 5*64, 6*64, 7*64 }, + 64*8 +}; + +/* for something so simple this took a while to see */ +static const gfx_layout tiles4x4_fg_layout = +{ + 4,4, + RGN_FRAC(1,1), + 8, + { 0,1, 2,3, 4,5,6,7 }, + { 0, 8, 16, 24 }, + { 0*32, 1*32, 2*32, 3*32 }, + 4*32 +}; + +static GFXDECODE_START( pass ) + GFXDECODE_ENTRY( "gfx1", 0, tiles4x4_fg_layout, 256, 2 ) + GFXDECODE_ENTRY( "gfx2", 0, tiles8x8_layout, 0, 2 ) +GFXDECODE_END + +/* todo : is this correct? */ +static MACHINE_CONFIG_START( pass, pass_state ) + + /* basic machine hardware */ + MCFG_CPU_ADD("maincpu", M68000, 14318180/2 ) + MCFG_CPU_PROGRAM_MAP(pass_map) + MCFG_CPU_VBLANK_INT_DRIVER("screen", pass_state, irq1_line_hold) /* all the same */ + + MCFG_CPU_ADD("audiocpu", Z80, 14318180/4 ) + MCFG_CPU_PROGRAM_MAP(pass_sound_map) + MCFG_CPU_IO_MAP(pass_sound_io_map) + MCFG_CPU_PERIODIC_INT_DRIVER(pass_state, irq0_line_hold, 60) /* probably not accurate, unknown timing and generation (ym2203 sound chip?). */ + + /* video hardware */ + MCFG_SCREEN_ADD("screen", RASTER) + MCFG_SCREEN_REFRESH_RATE(60) + MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(0)) + MCFG_SCREEN_SIZE(64*8, 32*8) + MCFG_SCREEN_VISIBLE_AREA(8*8, 48*8-1, 2*8, 30*8-1) + MCFG_SCREEN_UPDATE_DRIVER(pass_state, screen_update_pass) + MCFG_SCREEN_PALETTE("palette") + + MCFG_PALETTE_ADD("palette", 0x200) + MCFG_PALETTE_FORMAT(xRRRRRGGGGGBBBBB) + MCFG_GFXDECODE_ADD("gfxdecode", "palette", pass) + + + /* sound hardware */ + MCFG_SPEAKER_STANDARD_MONO("mono") + + MCFG_SOUND_ADD("ymsnd", YM2203, 14318180/4) + MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.60) + + MCFG_OKIM6295_ADD("oki", 792000, OKIM6295_PIN7_HIGH) // clock frequency & pin 7 not verified + MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.60) +MACHINE_CONFIG_END + + +ROM_START( pass ) + ROM_REGION( 0x40000, "maincpu", 0 ) /* 68k */ + ROM_LOAD16_BYTE( "33", 0x00001, 0x20000, CRC(0c5f18f6) SHA1(49b60d46e4149ad1d49b044522a6888737c17e7d) ) + ROM_LOAD16_BYTE( "34", 0x00000, 0x20000, CRC(7b54573d) SHA1(251e99fa1f045ae4c90676e1953e49e8191440e4) ) + + ROM_REGION( 0x10000, "audiocpu", 0 ) /* z80 clone? */ + ROM_LOAD( "23", 0x00000, 0x10000, CRC(b9a0ccde) SHA1(33e7dda247aa44b1933ae9c033c161c152276ce6) ) + + ROM_REGION( 0x40000, "oki", 0 ) /* samples? */ + ROM_LOAD( "31", 0x00000, 0x20000, CRC(c7315bbd) SHA1(c0bb392793cafc7b3f76da8fb26c6c16948f87e5) ) + + ROM_REGION( 0x40000, "gfx1", 0 ) /* fg layer 'sprites' */ + ROM_LOAD16_BYTE( "35", 0x00000, 0x20000, CRC(2ab33f07) SHA1(23f2481450b3f43bbe3856c4cf595af74b1da2e0) ) + ROM_LOAD16_BYTE( "36", 0x00001, 0x20000, CRC(6677709d) SHA1(0d3df11097855294d606e46c0db0cf801c1dc28a) ) + + ROM_REGION( 0x80000, "gfx2", 0 ) /* bg tiles */ + ROM_LOAD16_BYTE( "37", 0x40000, 0x20000, CRC(296499e7) SHA1(b7727f7942e20a2428df84e99075a572189a0096) ) + ROM_LOAD16_BYTE( "39", 0x40001, 0x20000, CRC(35c0ad5c) SHA1(78e3ca8b2e382a3c7bc53ede2ef5611c520ab095) ) + ROM_LOAD16_BYTE( "38", 0x00000, 0x20000, CRC(7f11b81a) SHA1(50253da7c13f9390fe7afd2faf17b8057f0bee1b) ) + ROM_LOAD16_BYTE( "40", 0x00001, 0x20000, CRC(80e0a71d) SHA1(e62c855f357e7492a59f8719c62a16d418dfa60b) ) +ROM_END + + +GAME( 1992, pass, 0, pass, pass, driver_device, 0, ROT0, "Oksan", "Pass", MACHINE_SUPPORTS_SAVE ) |