diff options
Diffstat (limited to 'src/mame/drivers/ssingles.c')
-rw-r--r-- | src/mame/drivers/ssingles.c | 285 |
1 files changed, 285 insertions, 0 deletions
diff --git a/src/mame/drivers/ssingles.c b/src/mame/drivers/ssingles.c new file mode 100644 index 00000000000..b00186d6703 --- /dev/null +++ b/src/mame/drivers/ssingles.c @@ -0,0 +1,285 @@ +/* + 'Swinging Singles' by Ent. Ent. Ltd + driver by Tomasz Slanina + + Crap XXX game. + Three roms contains text "BY YACHIYO" + + Upper half of 7.bin = upper half of 8.bin = intentional or bad dump ? + + TODO: + - colors (proms ? one of unk writes?) + - samples (at least two of unused roms contains samples (unkn. format , adpcm ?) + - dips (one is tested in game (difficulty related?), another 2 are tested at start) + + Unknown reads/writes: + - AY i/o ports (writes) + - mem $c000, $c001 = protection device ? if tests fails, game crashes (problems with stack - skipped code with "pop af") + - i/o port $8 = data read used for $e command arg for onr of AY chips (volume? - could be a sample player (based on volume changes?) + - i/o port $1a = 1 or 0, rarely accessed + - i/o ports $fe,$ff (pair, unknown device , $fe = register, $ff = data ?? sample player) + initialized with data: + + 0 34 + 1 24 + 2 2c + 3 14 + 4 f + 5 0 + 6 e + 7 e + 8 0 + 9 f + a 0 + b 0 + c 0 + d 0 + e 0 + f 0 + +*/ + +#include "driver.h" +#include "sound/ay8910.h" + +static UINT8* ssingles_vram; + +static WRITE8_HANDLER(ssingles_vram_w) +{ + ssingles_vram[offset]=data; +} + +static VIDEO_START(ssingles) +{ +} + +static VIDEO_UPDATE(ssingles) +{ + int x,y; + int addr=0; + for(y=0;y<32;y++) + { + for(x=0;x<18;x++) + { + int code=ssingles_vram[addr]+256*(ssingles_vram[addr+0x800]&3); + addr++; + + drawgfx(bitmap,machine->gfx[0], + code, + 0, + 0,0, + x<<4, y<<4, + 0,TRANSPARENCY_NONE,0); + } + } + return 0; +} + +static READ8_HANDLER(prot_r) +{ + int address=activecpu_get_pc(); + switch(address) + { + case 0x638c: + case 0x638e: return 0; // not used = device reset /clear ? + case 0x6392: return 0x80; //1st check + case 0x639c: return 0xc4; //2nd check + default: logerror("unk protection read @ %x\n",address); + } + return 0; +} + +static WRITE8_HANDLER(prot_w) +{ + int address=activecpu_get_pc(); + switch(address) + { + case 0x6390: + case 0x639a: break;// do nothing + default: logerror("unk protection write %x @ %x\n",data,address); + } +} + +static READ8_HANDLER(controls_r) +{ + int data=7; + switch(input_port_1_r(0)) //multiplexed + { + case 0x01: data=1; break; + case 0x02: data=2; break; + case 0x04: data=3; break; + case 0x08: data=4; break; + case 0x10: data=5; break; + case 0x20: data=6; break; + case 0x40: data=0; break; + } + return (input_port_0_r(0)&(~0x1c))|(data<<2); +} + +static ADDRESS_MAP_START( ssingles_map, ADDRESS_SPACE_PROGRAM, 8 ) + AM_RANGE(0x0000, 0x1fff) AM_READ( MRA8_ROM ) AM_WRITE(ssingles_vram_w) + AM_RANGE(0xc000, 0xc001) AM_READWRITE( prot_r, prot_w ) //protection + AM_RANGE(0x6000, 0xbfff) AM_ROM + AM_RANGE(0xf800, 0xffff) AM_RAM +ADDRESS_MAP_END + +static ADDRESS_MAP_START( ssingles_io_map, ADDRESS_SPACE_IO, 8 ) + ADDRESS_MAP_FLAGS( AMEF_ABITS(8) ) + AM_RANGE(0x00, 0x00) AM_WRITE(AY8910_control_port_0_w) + AM_RANGE(0x04, 0x04) AM_WRITE(AY8910_write_port_0_w) + AM_RANGE(0x06, 0x06) AM_WRITE(AY8910_control_port_1_w) + AM_RANGE(0x08, 0x08) AM_READNOP + AM_RANGE(0x0a, 0x0a) AM_WRITE(AY8910_write_port_1_w) + AM_RANGE(0x16, 0x16) AM_READ(input_port_2_r) + AM_RANGE(0x18, 0x18) AM_READ(input_port_3_r) + AM_RANGE(0x1c, 0x1c) AM_READ(controls_r) + AM_RANGE(0x1a, 0x1a) AM_WRITENOP + AM_RANGE(0xfe, 0xff) AM_WRITENOP +ADDRESS_MAP_END + +static INPUT_PORTS_START( ssingles ) +PORT_START_TAG("IN0") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN1 ) + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_UNKNOWN ) //must be LOW + + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_BUTTON4 ) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_BUTTON2 ) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_BUTTON3 ) + +PORT_START_TAG("IN1") + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_START1 ) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_START2 ) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_BUTTON1 ) + +PORT_START_TAG("DSW0") +PORT_DIPNAME( 0x03, 0x00, DEF_STR( Coin_A ) ) + PORT_DIPSETTING( 0x00, DEF_STR( 1C_1C ) ) + PORT_DIPSETTING( 0x01, DEF_STR( 1C_2C ) ) + PORT_DIPSETTING( 0x02, DEF_STR( 1C_3C ) ) + PORT_DIPSETTING( 0x03, DEF_STR( Free_Play ) ) +PORT_DIPNAME( 0x20, 0x20, DEF_STR( Difficulty ) ) + PORT_DIPSETTING( 0x20, DEF_STR( Easy ) ) + PORT_DIPSETTING( 0x00, DEF_STR( Hard ) ) + +PORT_DIPNAME( 0x04, 0x04, "Unk1" ) + PORT_DIPSETTING( 0x00, DEF_STR( No ) ) + PORT_DIPSETTING( 0x04, DEF_STR( Yes ) ) +PORT_DIPNAME( 0x08, 0x08, "Unk2" ) + PORT_DIPSETTING( 0x00, DEF_STR( No ) ) + PORT_DIPSETTING( 0x08, DEF_STR( Yes ) ) +PORT_DIPNAME( 0x10, 0x10, "Unk3" ) + PORT_DIPSETTING( 0x00, DEF_STR( No ) ) + PORT_DIPSETTING( 0x10, DEF_STR( Yes ) ) + +PORT_DIPNAME( 0x40, 0x40, "Unk4" ) //tested in game, every frame, could be difficulty related + PORT_DIPSETTING( 0x00, DEF_STR( No ) ) + PORT_DIPSETTING( 0x40, DEF_STR( Yes ) ) +PORT_DIPNAME( 0x80, 0x80, "Unk5" ) + PORT_DIPSETTING( 0x00, DEF_STR( No ) ) + PORT_DIPSETTING( 0x80, DEF_STR( Yes ) ) + +PORT_START_TAG("DSW1") +PORT_DIPNAME( 0x03, 0x03, "Unk 6" ) + PORT_DIPSETTING( 0x01, "Pos 1" ) + PORT_DIPSETTING( 0x03, "Pos 2" ) + PORT_DIPSETTING( 0x00, "Pos 3" ) + PORT_DIPSETTING( 0x02, "Pos 4" ) +PORT_DIPNAME( 0x04, 0x04, "Unk7" ) + PORT_DIPSETTING( 0x00, DEF_STR( No ) ) + PORT_DIPSETTING( 0x04, DEF_STR( Yes ) ) +PORT_DIPNAME( 0x08, 0x08, "Unk8" ) + PORT_DIPSETTING( 0x00, DEF_STR( No ) ) + PORT_DIPSETTING( 0x08, DEF_STR( Yes ) ) +PORT_DIPNAME( 0x10, 0x10, "Unk9" ) + PORT_DIPSETTING( 0x00, DEF_STR( No ) ) + PORT_DIPSETTING( 0x10, DEF_STR( Yes ) ) +PORT_DIPNAME( 0x20, 0x20, "UnkA" ) + PORT_DIPSETTING( 0x00, DEF_STR( No ) ) + PORT_DIPSETTING( 0x20, DEF_STR( Yes ) ) +PORT_DIPNAME( 0x40, 0x40, "UnkB" ) + PORT_DIPSETTING( 0x00, DEF_STR( No ) ) + PORT_DIPSETTING( 0x40, DEF_STR( Yes ) ) +PORT_DIPNAME( 0x80, 0x80, "UnkC" ) + PORT_DIPSETTING( 0x00, DEF_STR( No ) ) + PORT_DIPSETTING( 0x80, DEF_STR( Yes ) ) +INPUT_PORTS_END + +static const gfx_layout charlayout = +{ + 16,16, + RGN_FRAC(1,4), + 2, + { 0, RGN_FRAC(1,2) }, + { RGN_FRAC(1,4),RGN_FRAC(1,4)+ 1,RGN_FRAC(1,4)+ 2,RGN_FRAC(1,4)+ 3,RGN_FRAC(1,4)+ 4,RGN_FRAC(1,4)+ 5,RGN_FRAC(1,4) + 6,RGN_FRAC(1,4) + 7,0,1,2,3,4,5,6,7 }, + { 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8,8*8,9*8,10*8,11*8,12*8,13*8,14*8,15*8}, + 8*8*2 +}; + +static GFXDECODE_START( ssingles ) + GFXDECODE_ENTRY( REGION_GFX1, 0, charlayout, 0x0000, 1 ) +GFXDECODE_END + +static MACHINE_DRIVER_START( ssingles ) + MDRV_CPU_ADD(Z80,4000000) /* ? MHz */ + MDRV_CPU_PROGRAM_MAP(ssingles_map,0) + MDRV_CPU_IO_MAP(ssingles_io_map,0) + MDRV_CPU_VBLANK_INT(nmi_line_pulse,1) + MDRV_SCREEN_REFRESH_RATE(60) + MDRV_SCREEN_VBLANK_TIME(DEFAULT_60HZ_VBLANK_DURATION) + + MDRV_VIDEO_ATTRIBUTES(VIDEO_TYPE_RASTER ) + MDRV_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16) + MDRV_SCREEN_SIZE(288, 288) + + MDRV_SCREEN_VISIBLE_AREA(0*8, 288-1, 0*8, 224-1) + + MDRV_GFXDECODE(ssingles) + MDRV_PALETTE_LENGTH(16*4) //guess + + MDRV_VIDEO_START(ssingles) + MDRV_VIDEO_UPDATE(ssingles) + + /* sound hardware */ + MDRV_SPEAKER_STANDARD_MONO("mono") + + MDRV_SOUND_ADD(AY8910, 1500000) /* ? MHz */ + MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.5) + + MDRV_SOUND_ADD(AY8910, 1500000) /* ? MHz */ + MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.5) + +MACHINE_DRIVER_END + +ROM_START( ssingles ) + ROM_REGION( 0x10000, REGION_CPU1, 0 ) /* Z80 main CPU */ + ROM_LOAD( "1.bin", 0x00000, 0x2000, CRC(43f02215) SHA1(9f04a7d4671ff39fd2bd8ec7afced4981ee7be05) ) + ROM_LOAD( "2.bin", 0x06000, 0x2000, CRC(281f27e4) SHA1(cef28717ab2ed991a5709464c01490f0ab1dc17c) ) + ROM_LOAD( "3.bin", 0x08000, 0x2000, CRC(14fdcb65) SHA1(70f7fcb46e74937de0e4037c9fe79349a30d0d07) ) + ROM_LOAD( "4.bin", 0x0a000, 0x2000, CRC(acb44685) SHA1(d68aab8b7e68d842a350d3fb76985ac857b1d972) ) + + ROM_REGION( 0x10000, REGION_GFX1, 0 ) + ROM_LOAD( "9.bin", 0x0000, 0x4000, CRC(57fac6f9) SHA1(12f6695c9831399e599a95008ebf9db943725437) ) + ROM_LOAD( "10.bin", 0x4000, 0x4000, CRC(cd3ba260) SHA1(2499ad9982cc6356e2eb3a0f10d77886872a0c9f) ) + ROM_LOAD( "11.bin", 0x8000, 0x4000, CRC(f7107b29) SHA1(a405926fd3cb4b3d2a1c705dcde25d961dba5884) ) + ROM_LOAD( "12.bin", 0xc000, 0x4000, CRC(e5585a93) SHA1(04d55699b56d869066f2be2c6ac48042aa6c3108) ) + + ROM_REGION( 0x08000, REGION_USER1, 0 ) /* samples ? */ + ROM_LOAD( "5.bin", 0x00000, 0x2000, CRC(242a8dda) SHA1(e140893cc05fb8cee75904d98b02626f2565ed1b) ) + ROM_LOAD( "6.bin", 0x02000, 0x2000, CRC(85ab8aab) SHA1(566f034e1ba23382442f27457447133a0e0f1cfc) ) + ROM_LOAD( "7.bin", 0x04000, 0x2000, CRC(57cc112d) SHA1(fc861c58ae39503497f04d302a9f16fca19b37fb) ) + ROM_LOAD( "8.bin", 0x06000, 0x2000, CRC(52de717a) SHA1(e60399355165fb46fac862fb7fcdff16ff351631) ) + +ROM_END + +static DRIVER_INIT(ssingles) +{ + ssingles_vram=auto_malloc(0x2000); + memset(ssingles_vram,0,0x2000); + state_save_register_global_pointer(ssingles_vram, 0x2000); +} + +GAME ( 1983, ssingles, 0, ssingles, ssingles, ssingles, ROT90, "Ent. Ent. Ltd", "Swinging Singles", GAME_SUPPORTS_SAVE | GAME_WRONG_COLORS | GAME_IMPERFECT_SOUND ) |