/* One + Two (c) Barko 1997 Driver by David Haywood and Pierpaolo Prazzoli PCB has D.G.R.M. silkscreened on it. Dated 1997.4.11 +----------------------------------+ | YM3014 YM3812 Z80 24MHz | | M6295 sample sound_prog | | 6116 3_grfx| |J 6116 | |A COR_B 6116 4_grfx| |M COR_G | |M COR_R A1020B | |A 5_grfx| |DSW 62256 6264 | | main_prog | |DSW Z80 4MHz | +----------------------------------+ Goldstar Z8400A PS (4 MHz rated) both CPUs Actel A1020B PL84C YM3812/YM3014 (badged as UA011 & UA010) OKI M6295 main_prog 27c010 x_grfx 27c040 sample 27c020 sound_prog 27512 COR_x are LN60G resitor packs */ #include "driver.h" #include "sound/okim6295.h" #include "sound/3812intf.h" static tilemap *fg_tilemap; static UINT8 *fgram; static TILE_GET_INFO( get_fg_tile_info ) { int code = (fgram[tile_index*2+1]<<8) | fgram[tile_index*2]; int color = (fgram[tile_index*2+1] & 0x80) >> 7; code &= 0x7fff; SET_TILE_INFO(0, code, color, 0); } static WRITE8_HANDLER( onetwo_fgram_w ) { fgram[offset] = data; tilemap_mark_tile_dirty(fg_tilemap, offset/2); } static WRITE8_HANDLER( onetwo_cpubank_w ) { UINT8 *RAM = memory_region(REGION_CPU1) + 0x10000; memory_set_bankptr(1,&RAM[data * 0x4000]); } static WRITE8_HANDLER( onetwo_coin_counters_w ) { watchdog_reset_w(0, data & 0x01); coin_counter_w(0, data & 0x02); coin_counter_w(1, data & 0x04); } static WRITE8_HANDLER( onetwo_soundlatch_w ) { soundlatch_w(0, data); cpunum_set_input_line(1, INPUT_LINE_NMI, PULSE_LINE); } static void setColor(int offset) { int r,g,b; r=paletteram[offset]&0x1f; g=paletteram_2[offset]&0x1f; b=((paletteram[offset]&0x60)>>2)|((paletteram_2[offset]&0xe0)>>5); palette_set_color_rgb(Machine,offset,pal5bit(r),pal5bit(g),pal5bit(b)); } static WRITE8_HANDLER(palette1_w) { paletteram[offset]=data; setColor(offset); } static WRITE8_HANDLER(palette2_w) { paletteram_2[offset]=data; setColor(offset); } /* Main CPU */ static ADDRESS_MAP_START( main_cpu, ADDRESS_SPACE_PROGRAM, 8 ) AM_RANGE(0x0000, 0x7fff) AM_ROM AM_REGION(REGION_CPU1, 0x10000) AM_RANGE(0x8000, 0xbfff) AM_ROMBANK(1) AM_RANGE(0xc800, 0xc87f) AM_READWRITE(MRA8_RAM, palette1_w) AM_BASE(&paletteram) AM_RANGE(0xc900, 0xc97f) AM_READWRITE(MRA8_RAM, palette2_w) AM_BASE(&paletteram_2) AM_RANGE(0xd000, 0xdfff) AM_READWRITE(MRA8_RAM, onetwo_fgram_w) AM_BASE(&fgram) AM_RANGE(0xe000, 0xffff) AM_RAM ADDRESS_MAP_END static ADDRESS_MAP_START( main_cpu_io, ADDRESS_SPACE_IO, 8 ) ADDRESS_MAP_FLAGS( AMEF_ABITS(8) ) AM_RANGE(0x00, 0x00) AM_READWRITE(input_port_0_r, onetwo_coin_counters_w) AM_RANGE(0x01, 0x01) AM_READWRITE(input_port_1_r, onetwo_soundlatch_w) AM_RANGE(0x02, 0x02) AM_READWRITE(input_port_2_r, onetwo_cpubank_w) AM_RANGE(0x03, 0x03) AM_READ(input_port_3_r) AM_RANGE(0x04, 0x04) AM_READ(input_port_4_r) ADDRESS_MAP_END /* Sound CPU */ static ADDRESS_MAP_START( sound_cpu, ADDRESS_SPACE_PROGRAM, 8 ) AM_RANGE(0x0000, 0x5fff) AM_ROM AM_RANGE(0xf000, 0xf7ff) AM_RAM AM_RANGE(0xf800, 0xf800) AM_READ(soundlatch_r) ADDRESS_MAP_END static ADDRESS_MAP_START( sound_cpu_io, ADDRESS_SPACE_IO, 8 ) ADDRESS_MAP_FLAGS( AMEF_ABITS(8) ) AM_RANGE(0x00, 0x00) AM_READWRITE(YM3812_status_port_0_r, YM3812_control_port_0_w) AM_RANGE(0x20, 0x20) AM_WRITE(YM3812_write_port_0_w) AM_RANGE(0x40, 0x40) AM_READWRITE(OKIM6295_status_0_r, OKIM6295_data_0_w) AM_RANGE(0xc0, 0xc0) AM_WRITE(soundlatch_clear_w) ADDRESS_MAP_END INPUT_PORTS_START( onetwo ) PORT_START PORT_DIPNAME( 0x01, 0x01, DEF_STR( Unknown ) ) PORT_DIPSETTING( 0x01, DEF_STR( Off ) ) PORT_DIPSETTING( 0x00, DEF_STR( On ) ) PORT_DIPNAME( 0x02, 0x02, DEF_STR( Unknown ) ) PORT_DIPSETTING( 0x02, DEF_STR( Off ) ) PORT_DIPSETTING( 0x00, DEF_STR( On ) ) PORT_DIPNAME( 0x04, 0x04, DEF_STR( Unknown ) ) PORT_DIPSETTING( 0x04, DEF_STR( Off ) ) PORT_DIPSETTING( 0x00, DEF_STR( On ) ) PORT_DIPNAME( 0x08, 0x08, DEF_STR( Unknown ) ) PORT_DIPSETTING( 0x08, DEF_STR( Off ) ) PORT_DIPSETTING( 0x00, DEF_STR( On ) ) PORT_DIPNAME( 0xf0, 0xf0, DEF_STR( Coinage ) ) PORT_DIPSETTING( 0xa0, DEF_STR( 6C_1C ) ) PORT_DIPSETTING( 0xb0, DEF_STR( 5C_1C ) ) PORT_DIPSETTING( 0xc0, DEF_STR( 4C_1C ) ) PORT_DIPSETTING( 0xd0, DEF_STR( 3C_1C ) ) PORT_DIPSETTING( 0x10, DEF_STR( 8C_3C ) ) PORT_DIPSETTING( 0xe0, DEF_STR( 2C_1C ) ) PORT_DIPSETTING( 0x20, DEF_STR( 5C_3C ) ) PORT_DIPSETTING( 0x30, DEF_STR( 3C_2C ) ) PORT_DIPSETTING( 0xf0, DEF_STR( 1C_1C ) ) PORT_DIPSETTING( 0x40, DEF_STR( 2C_3C ) ) PORT_DIPSETTING( 0x90, DEF_STR( 1C_2C ) ) PORT_DIPSETTING( 0x80, DEF_STR( 1C_3C ) ) PORT_DIPSETTING( 0x70, DEF_STR( 1C_4C ) ) PORT_DIPSETTING( 0x60, DEF_STR( 1C_5C ) ) PORT_DIPSETTING( 0x50, DEF_STR( 1C_6C ) ) PORT_DIPSETTING( 0x00, DEF_STR( Free_Play ) ) PORT_START PORT_DIPNAME( 0x01, 0x01, DEF_STR( Unknown ) ) PORT_DIPSETTING( 0x01, DEF_STR( Off ) ) PORT_DIPSETTING( 0x00, DEF_STR( On ) ) PORT_DIPNAME( 0x02, 0x00, DEF_STR( Demo_Sounds ) ) PORT_DIPSETTING( 0x02, DEF_STR( Off ) ) PORT_DIPSETTING( 0x00, DEF_STR( On ) ) PORT_DIPNAME( 0x04, 0x04, DEF_STR( Unknown ) ) PORT_DIPSETTING( 0x04, DEF_STR( Off ) ) PORT_DIPSETTING( 0x00, DEF_STR( On ) ) PORT_DIPNAME( 0x08, 0x08, DEF_STR( Unknown ) ) PORT_DIPSETTING( 0x08, DEF_STR( Off ) ) PORT_DIPSETTING( 0x00, DEF_STR( On ) ) PORT_DIPNAME( 0x10, 0x10, "Allow Stage Selection" ) PORT_DIPSETTING( 0x00, DEF_STR( No ) ) PORT_DIPSETTING( 0x10, DEF_STR( Yes ) ) PORT_DIPNAME( 0x20, 0x20, DEF_STR( Unknown ) ) PORT_DIPSETTING( 0x20, DEF_STR( Off ) ) PORT_DIPSETTING( 0x00, DEF_STR( On ) ) PORT_DIPNAME( 0x40, 0x40, DEF_STR( Unknown ) ) PORT_DIPSETTING( 0x40, DEF_STR( Off ) ) PORT_DIPSETTING( 0x00, DEF_STR( On ) ) PORT_DIPNAME( 0x80, 0x00, "Freeze" ) PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) PORT_DIPSETTING( 0x80, DEF_STR( On ) ) PORT_START PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_PLAYER(1) PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_PLAYER(1) PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_PLAYER(1) PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_PLAYER(1) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(1) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(1) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_START PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_PLAYER(2) PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_PLAYER(2) PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_PLAYER(2) PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_PLAYER(2) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(2) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_START PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN1 ) PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_COIN2 ) PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_START1 ) PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_START2 ) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_SERVICE1 ) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN ) INPUT_PORTS_END static const gfx_layout tiles8x8x6_layout = { 8,8, RGN_FRAC(1,3), 6, { RGN_FRAC(2,3)+0, RGN_FRAC(2,3)+4, RGN_FRAC(0,3)+0, RGN_FRAC(0,3)+4, RGN_FRAC(1,3)+0, RGN_FRAC(1,3)+4 }, { 0, 1, 2, 3, 8*8+0, 8*8+1, 8*8+2, 8*8+3 }, { 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8 }, 16*8 }; static GFXDECODE_START( onetwo ) GFXDECODE_ENTRY( REGION_GFX1, 0, tiles8x8x6_layout, 0, 2 ) GFXDECODE_END VIDEO_START( onetwo ) { fg_tilemap = tilemap_create(get_fg_tile_info,tilemap_scan_rows,TILEMAP_TYPE_PEN,8,8,64,32); } VIDEO_UPDATE( onetwo ) { tilemap_draw(bitmap,cliprect,fg_tilemap,0,0); return 0; } static void irqhandler(int linestate) { cpunum_set_input_line(1,0,linestate); } static struct YM3812interface ym3812_interface = { irqhandler /* IRQ Line */ }; static MACHINE_DRIVER_START( onetwo ) /* basic machine hardware */ MDRV_CPU_ADD(Z80,4000000) /* 4 MHz */ MDRV_CPU_PROGRAM_MAP(main_cpu,0) MDRV_CPU_IO_MAP(main_cpu_io,0) MDRV_CPU_VBLANK_INT(irq0_line_hold,1) MDRV_CPU_ADD(Z80,4000000) /* 4 MHz */ /* audio CPU */ MDRV_CPU_PROGRAM_MAP(sound_cpu,0) MDRV_CPU_IO_MAP(sound_cpu_io,0) MDRV_SCREEN_REFRESH_RATE(60) MDRV_SCREEN_VBLANK_TIME(USEC_TO_SUBSECONDS(16)) /* video hardware */ MDRV_VIDEO_ATTRIBUTES(VIDEO_TYPE_RASTER) MDRV_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16) MDRV_SCREEN_SIZE(512, 256) MDRV_SCREEN_VISIBLE_AREA(0, 512-1, 0, 256-1) MDRV_GFXDECODE(onetwo) MDRV_PALETTE_LENGTH(0x80) MDRV_VIDEO_START(onetwo) MDRV_VIDEO_UPDATE(onetwo) /* sound hardware */ MDRV_SPEAKER_STANDARD_MONO("mono") MDRV_SOUND_ADD(YM3812, 4000000) MDRV_SOUND_CONFIG(ym3812_interface) MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.0) MDRV_SOUND_ADD(OKIM6295, 1056000*2) MDRV_SOUND_CONFIG(okim6295_interface_region_1_pin7low) // clock frequency & pin 7 not verified MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.0) MACHINE_DRIVER_END ROM_START( onetwo ) ROM_REGION( 0x30000, REGION_CPU1, 0 ) /* main z80 */ ROM_LOAD( "main", 0x10000, 0x20000, CRC(83431e6e) SHA1(61ab386a1d0af050f091f5df28c55ad5ad1a0d4b) ) ROM_REGION( 0x10000, REGION_CPU2, 0 ) /* sound z80 */ ROM_LOAD( "sound_prog", 0x00000, 0x10000, CRC(90aba4f3) SHA1(914b1c8684993ddc7200a3d61e07f4f6d59e9d02) ) ROM_REGION( 0x180000, REGION_GFX1, ROMREGION_DISPOSE ) ROM_LOAD( "3_graphics", 0x000000, 0x80000, CRC(c72ff3a0) SHA1(17394d8a8b5ef4aee9522d87ba92ef1285f4d76a) ) ROM_LOAD( "4_graphics", 0x080000, 0x80000, CRC(0ca40557) SHA1(ca2db57d64ece90f2066f15b276c8d5827dcb4fa) ) ROM_LOAD( "5_graphics", 0x100000, 0x80000, CRC(664b6679) SHA1(f9f78bd34fb58e24f890a540382392e1c9d01220) ) ROM_REGION( 0x40000, REGION_SOUND1, 0 ) ROM_LOAD( "sample", 0x000000, 0x40000, CRC(b10d3132) SHA1(42613e17b6a1300063b8355596a2dc7bcd903777) ) ROM_END ROM_START( onetwoe ) ROM_REGION( 0x30000, REGION_CPU1, 0 ) /* main z80 */ ROM_LOAD( "main_prog", 0x10000, 0x20000, CRC(6c1936e9) SHA1(d8fb3056299c9b45e0b537e77dc0d633882705dd) ) ROM_REGION( 0x10000, REGION_CPU2, 0 ) /* sound z80 */ ROM_LOAD( "sound_prog", 0x00000, 0x10000, CRC(90aba4f3) SHA1(914b1c8684993ddc7200a3d61e07f4f6d59e9d02) ) ROM_REGION( 0x180000, REGION_GFX1, ROMREGION_DISPOSE ) ROM_LOAD( "3_grfx", 0x000000, 0x80000, CRC(0f9f39ff) SHA1(85d107306c8c5718da3b751221791404cfe12a3d) ) ROM_LOAD( "4_grfx", 0x080000, 0x80000, CRC(2b0e0564) SHA1(092bf0bb7be12ed1aa8a4ed1e88143ea88819497) ) ROM_LOAD( "5_grfx", 0x100000, 0x80000, CRC(69807a9b) SHA1(6c1d79e86e3575da29bc299670e38019eef53493) ) ROM_REGION( 0x40000, REGION_SOUND1, 0 ) ROM_LOAD( "sample", 0x000000, 0x40000, CRC(b10d3132) SHA1(42613e17b6a1300063b8355596a2dc7bcd903777) ) ROM_END GAME( 1997, onetwo, 0, onetwo, onetwo, 0, ROT0, "Barko", "One + Two", 0 ) GAME( 1997, onetwoe, onetwo, onetwo, onetwo, 0, ROT0, "Barko", "One + Two (earlier)", 0 )