/*************************************************************************** Atari Liberator hardware Games supported: * Liberator Known bugs: * none at this time **************************************************************************** Liberator Memory Map (for the main set, the other one is rearranged) (from the schematics/manual) HEX R/W D7 D6 D5 D4 D3 D2 D2 D0 function ---------+-----+------------------------+------------------------ 0000 D D D D D D D D XCOORD 0001 D D D D D D D D YCOORD 0002 D D D BIT MODE DATA ---------+-----+------------------------+------------------------ 0003-033F D D D D D D D D Working RAM 0340-3D3F D D D D D D D D Screen RAM 3D40-3FFF D D D D D D D D Working RAM ---------+-----+------------------------+------------------------ 4000-403F R D D D D D D D D EARD* read from non-volatile memory ---------+-----+------------------------+------------------------ 5000 R D coin AUX (CTRLD* set low) 5000 R D coin LEFT (CTRLD* set low) 5000 R D coin RIGHT (CTRLD* set low) 5000 R D SLAM (CTRLD* set low) 5000 R D SPARE (CTRLD* set low) 5000 R D SPARE (CTRLD* set low) 5000 R D COCKTAIL (CTRLD* set low) 5000 R D SELF-TEST (CTRLD* set low) 5000 R D D D D HDIR (CTRLD* set high) 5000 R D D D D VDIR (CTRLD* set high) ---------+-----+------------------------+------------------------ 5001 R D SHIELD 2 5001 R D SHIELD 1 5001 R D FIRE 2 5001 R D FIRE 1 5001 R D SPARE (CTRLD* set low) 5001 R D START 2 5001 R D START 1 5001 R D VBLANK ---------+-----+------------------------+------------------------ 6000-600F W D D D D base_ram* 6200-621F W D D D D D D D D COLORAM* 6400 W INTACK* 6600 W D D D D EARCON 6800 W D D D D D D D D STARTLG (planet frame) 6A00 W WDOG* ---------+-----+------------------------+------------------------ 6C00 W D START LED 1 6C01 W D START LED 2 6C02 W D TBSWP* 6C03 W D SPARE 6C04 W D CTRLD* 6C05 W D COINCNTRR 6C06 W D COINCNTRL 6C07 W D PLANET ---------+-----+------------------------+------------------------ 6E00-6E3F W D D D D D D D D EARWR* 7000-701F D D D D D D D D IOS2* (Pokey 2) 7800-781F D D D D D D D D IOS1* (Pokey 1) 8000-EFFF R D D D D D D D D ROM ----------------------------------------------------------------- Dip switches at D4 on the PCB for play options: (IN2) LSB D1 D2 D3 D4 D5 D6 MSB SW8 SW7 SW6 SW5 SW4 SW3 SW2 SW1 Option ------------------------------------------------------------------------------------- Off Off 4 ships per game <- On Off 5 ships per game Off On 6 ships per game On On 8 ships per game ------------------------------------------------------------------------------------- Off Off Bonus ship every 15000 points On Off Bonus ship every 20000 points <- Off On Bonus ship every 25000 points On On Bonus ship every 30000 points ------------------------------------------------------------------------------------- On Off Easy game play Off Off Normal game play <- Off On Hard game play ------------------------------------------------------------------------------------- X X Not used ------------------------------------------------------------------------------------- Dip switches at A4 on the PCB for price options: (IN3) LSB D1 D2 D3 D4 D5 D6 MSB SW8 SW7 SW6 SW5 SW4 SW3 SW2 SW1 Option ------------------------------------------------------------------------------------- Off Off Free play On Off 1 coin for 2 credits Off On 1 coin for 1 credit <- On On 2 coins for 1 credit ------------------------------------------------------------------------------------- Off Off Right coin mech X 1 <- On Off Right coin mech X 4 Off On Right coin mech X 5 On On Right coin mech X 6 ------------------------------------------------------------------------------------- Off Left coin mech X 1 <- On Left coin mech X 2 ------------------------------------------------------------------------------------- Off Off Off No bonus coins <- Off On Off For every 4 coins inserted, game logic adds 1 more coin On On Off For every 4 coins inserted, game logic adds 2 more coin Off Off On For every 5 coins inserted, game logic adds 1 more coin On Off On For every 3 coins inserted, game logic adds 1 more coin X On On No bonus coins ------------------------------------------------------------------------------------- <- = Manufacturer's suggested settings Note: ---- The loop at $cf60 should count down from Y=0 instead of Y=0xff. Because of this the first four leftmost pixels of each row are not cleared. This bug is masked by the visible area covering up the offending pixels. ******************************************************************************************/ #include "driver.h" #include "machine/atari_vg.h" #include "sound/pokey.h" #include "liberatr.h" #define MASTER_CLOCK 20000000 /* 20Mhz Main Clock Xtal */ static UINT8 trackball_offset; static UINT8 ctrld; /************************************* * * Output ports * *************************************/ static WRITE8_HANDLER( liberatr_led_w ) { set_led_status(offset, ~data & 0x10); } static WRITE8_HANDLER( liberatr_coin_counter_w ) { coin_counter_w(offset ^ 0x01, data & 0x10); } /************************************* * * Input ports * *************************************/ static WRITE8_HANDLER( liberatr_trackball_reset_w ) { /* on the rising edge of /ctrld, the /ld signal on the LS191 is released and the value of the switches */ /* input becomes the starting point for the trackball counters */ if (((data ^ ctrld) & 0x10) && (data & 0x10)) { UINT8 trackball = readinputport(4); UINT8 switches = readinputport(0); trackball_offset = ((trackball & 0xf0) - (switches & 0xf0)) | ((trackball - switches) & 0x0f); } ctrld = data & 0x10; } static READ8_HANDLER( liberatr_input_port_0_r ) { /* if ctrld is high, the /ld signal on the LS191 is NOT set, meaning that the trackball is counting */ if (ctrld) { UINT8 trackball = readinputport(4); return ((trackball & 0xf0) - (trackball_offset & 0xf0)) | ((trackball - trackball_offset) & 0x0f); } /* otherwise, the LS191 is simply passing through the raw switch inputs */ else return readinputport(0); } /************************************* * * Main CPU memory handlers * *************************************/ static ADDRESS_MAP_START( liberatr_map, ADDRESS_SPACE_PROGRAM, 8 ) AM_RANGE(0x0000, 0x0000) AM_RAM AM_BASE(&liberatr_x) AM_RANGE(0x0001, 0x0001) AM_RAM AM_BASE(&liberatr_y) AM_RANGE(0x0002, 0x0002) AM_READWRITE(liberatr_bitmap_xy_r, liberatr_bitmap_xy_w) AM_RANGE(0x0000, 0x3fff) AM_READWRITE(MRA8_RAM, liberatr_bitmap_w) AM_BASE(&liberatr_bitmapram) /* overlapping for my convenience */ AM_RANGE(0x4000, 0x403f) AM_READ(atari_vg_earom_r) AM_RANGE(0x5000, 0x5000) AM_READ(liberatr_input_port_0_r) AM_RANGE(0x5001, 0x5001) AM_READ(input_port_1_r) AM_RANGE(0x6000, 0x600f) AM_WRITE(MWA8_RAM) AM_BASE(&liberatr_base_ram) AM_RANGE(0x6200, 0x621f) AM_WRITE(MWA8_RAM) AM_BASE(&liberatr_colorram) AM_RANGE(0x6400, 0x6400) AM_WRITENOP AM_RANGE(0x6600, 0x6600) AM_WRITE(atari_vg_earom_ctrl_w) AM_RANGE(0x6800, 0x6800) AM_WRITE(MWA8_RAM) AM_BASE(&liberatr_planet_frame) AM_RANGE(0x6a00, 0x6a00) AM_WRITE(watchdog_reset_w) AM_RANGE(0x6c00, 0x6c01) AM_WRITE(liberatr_led_w) AM_RANGE(0x6c04, 0x6c04) AM_WRITE(liberatr_trackball_reset_w) AM_RANGE(0x6c05, 0x6c06) AM_WRITE(liberatr_coin_counter_w) AM_RANGE(0x6c07, 0x6c07) AM_WRITE(MWA8_RAM) AM_BASE(&liberatr_planet_select) AM_RANGE(0x6e00, 0x6e3f) AM_WRITE(atari_vg_earom_w) AM_RANGE(0x7000, 0x701f) AM_READWRITE(pokey2_r, pokey2_w) AM_RANGE(0x7800, 0x781f) AM_READWRITE(pokey1_r, pokey1_w) AM_RANGE(0x8000, 0xefff) AM_ROM AM_RANGE(0xfffa, 0xffff) AM_ROM ADDRESS_MAP_END /************************************* * * Alternate main CPU memory handlers * *************************************/ static ADDRESS_MAP_START( liberat2_map, ADDRESS_SPACE_PROGRAM, 8 ) AM_RANGE(0x0000, 0x0000) AM_RAM AM_BASE(&liberatr_x) AM_RANGE(0x0001, 0x0001) AM_RAM AM_BASE(&liberatr_y) AM_RANGE(0x0002, 0x0002) AM_READWRITE(liberatr_bitmap_xy_r, liberatr_bitmap_xy_w) AM_RANGE(0x0000, 0x3fff) AM_READWRITE(MRA8_RAM, liberatr_bitmap_w) AM_BASE(&liberatr_bitmapram) /* overlapping for my convenience */ AM_RANGE(0x4000, 0x4000) AM_READ(liberatr_input_port_0_r) AM_RANGE(0x4001, 0x4001) AM_READ(input_port_1_r) AM_RANGE(0x4000, 0x400f) AM_WRITE(MWA8_RAM) AM_BASE(&liberatr_base_ram) AM_RANGE(0x4200, 0x421f) AM_WRITE(MWA8_RAM) AM_BASE(&liberatr_colorram) AM_RANGE(0x4400, 0x4400) AM_WRITENOP AM_RANGE(0x4600, 0x4600) AM_WRITE(atari_vg_earom_ctrl_w) AM_RANGE(0x4800, 0x483f) AM_READ(atari_vg_earom_r) AM_RANGE(0x4800, 0x4800) AM_WRITE(MWA8_RAM) AM_BASE(&liberatr_planet_frame) AM_RANGE(0x4a00, 0x4a00) AM_WRITE(watchdog_reset_w) AM_RANGE(0x4c00, 0x4c01) AM_WRITE(liberatr_led_w) AM_RANGE(0x4c04, 0x4c04) AM_WRITE(liberatr_trackball_reset_w) AM_RANGE(0x4c05, 0x4c06) AM_WRITE(liberatr_coin_counter_w) AM_RANGE(0x4c07, 0x4c07) AM_WRITE(MWA8_RAM) AM_BASE(&liberatr_planet_select) AM_RANGE(0x4e00, 0x4e3f) AM_WRITE(atari_vg_earom_w) AM_RANGE(0x5000, 0x501f) AM_READWRITE(pokey2_r, pokey2_w) AM_RANGE(0x5800, 0x581f) AM_READWRITE(pokey1_r, pokey1_w) //AM_RANGE(0x6000, 0x601f) AM_WRITE(pokey1_w) /* bug ??? */ AM_RANGE(0x6000, 0xbfff) AM_ROM AM_RANGE(0xfffa, 0xffff) AM_ROM ADDRESS_MAP_END /************************************* * * Port definitions * *************************************/ static INPUT_PORTS_START( liberatr ) PORT_START /* IN0 - $5000 */ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN3 ) PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_COIN1 ) PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_COIN2 ) PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_TILT ) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_DIPNAME( 0x40, 0x40, DEF_STR( Cabinet ) ) PORT_DIPSETTING( 0x40, DEF_STR( Upright ) ) PORT_DIPSETTING( 0x00, DEF_STR( Cocktail ) ) PORT_SERVICE( 0x80, IP_ACTIVE_LOW ) PORT_START /* IN1 - $5001 */ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_COCKTAIL PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_COCKTAIL PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_START2 ) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_START1 ) PORT_BIT( 0x80, IP_ACTIVE_HIGH,IPT_VBLANK ) PORT_START /* IN2 - Game Option switches DSW @ D4 on PCB */ PORT_DIPNAME( 0x03, 0x00, DEF_STR( Lives ) ) PORT_DIPSETTING( 0x00, "4" ) PORT_DIPSETTING( 0x01, "5" ) PORT_DIPSETTING( 0x02, "6" ) PORT_DIPSETTING( 0x03, "8" ) PORT_DIPNAME( 0x0C, 0x04, DEF_STR( Bonus_Life ) ) PORT_DIPSETTING( 0x00, "15000" ) PORT_DIPSETTING( 0x04, "20000" ) PORT_DIPSETTING( 0x08, "25000" ) PORT_DIPSETTING( 0x0C, "30000" ) PORT_DIPNAME( 0x30, 0x00, DEF_STR( Difficulty ) ) PORT_DIPSETTING( 0x10, DEF_STR( Easy ) ) PORT_DIPSETTING( 0x00, DEF_STR( Normal ) ) PORT_DIPSETTING( 0x20, DEF_STR( Hard ) ) PORT_DIPSETTING( 0x30, "???" ) PORT_DIPNAME( 0x40, 0x00, DEF_STR( Unknown ) ) PORT_DIPSETTING( 0x40, DEF_STR( Off ) ) PORT_DIPSETTING( 0x00, DEF_STR( On ) ) PORT_DIPNAME( 0x80, 0x00, DEF_STR( Unknown ) ) PORT_DIPSETTING( 0x80, DEF_STR( Off ) ) PORT_DIPSETTING( 0x00, DEF_STR( On ) ) PORT_START /* IN3 - Pricing Option switches DSW @ A4 on PCB */ PORT_DIPNAME( 0x03, 0x02, DEF_STR( Coinage ) ) PORT_DIPSETTING( 0x03, DEF_STR( 2C_1C ) ) PORT_DIPSETTING( 0x02, DEF_STR( 1C_1C ) ) PORT_DIPSETTING( 0x01, DEF_STR( 1C_2C ) ) PORT_DIPSETTING( 0x00, DEF_STR( Free_Play ) ) PORT_DIPNAME( 0x0c, 0x00, "Right Coin" ) PORT_DIPSETTING ( 0x00, "*1" ) PORT_DIPSETTING ( 0x04, "*4" ) PORT_DIPSETTING ( 0x08, "*5" ) PORT_DIPSETTING ( 0x0c, "*6" ) PORT_DIPNAME( 0x10, 0x00, "Left Coin" ) PORT_DIPSETTING ( 0x00, "*1" ) PORT_DIPSETTING ( 0x10, "*2" ) /* TODO: verify the following settings */ PORT_DIPNAME( 0xe0, 0x00, "Bonus Coins" ) PORT_DIPSETTING ( 0x00, DEF_STR( None ) ) PORT_DIPSETTING ( 0x80, "1 each 5" ) PORT_DIPSETTING ( 0x40, "1 each 4 (+Demo)" ) PORT_DIPSETTING ( 0xa0, "1 each 3" ) PORT_DIPSETTING ( 0x60, "2 each 4 (+Demo)" ) PORT_DIPSETTING ( 0x20, "1 each 2" ) PORT_DIPSETTING ( 0xc0, "Freeze Mode" ) PORT_DIPSETTING ( 0xe0, "Freeze Mode" ) PORT_START /* IN4 - FAKE - overlaps IN0 in the HW */ PORT_BIT( 0x0f, 0x00, IPT_TRACKBALL_X ) PORT_SENSITIVITY(30) PORT_KEYDELTA(10) PORT_BIT( 0xf0, 0x00, IPT_TRACKBALL_Y ) PORT_SENSITIVITY(30) PORT_KEYDELTA(10) INPUT_PORTS_END /************************************* * * Sound interfaces * *************************************/ static struct POKEYinterface pokey_interface_1 = { { 0 }, input_port_3_r }; static struct POKEYinterface pokey_interface_2 = { { 0 }, input_port_2_r }; /************************************* * * Machine driver * *************************************/ static MACHINE_DRIVER_START( liberatr ) /* basic machine hardware */ MDRV_CPU_ADD_TAG("main", M6502, MASTER_CLOCK/16) /* 1.25Mhz divided from 20Mhz master clock */ MDRV_CPU_PROGRAM_MAP(liberatr_map,0) MDRV_CPU_VBLANK_INT(irq0_line_hold,4) MDRV_SCREEN_REFRESH_RATE(60) MDRV_SCREEN_VBLANK_TIME(DEFAULT_REAL_60HZ_VBLANK_DURATION) MDRV_NVRAM_HANDLER(atari_vg) /* video hardware */ MDRV_VIDEO_ATTRIBUTES(VIDEO_TYPE_RASTER) MDRV_SCREEN_FORMAT(BITMAP_FORMAT_RGB32) MDRV_SCREEN_SIZE(256,256) MDRV_SCREEN_VISIBLE_AREA(8, 247, 13, 244) MDRV_VIDEO_START(liberatr) MDRV_VIDEO_UPDATE(liberatr) /* sound hardware */ MDRV_SPEAKER_STANDARD_MONO("mono") MDRV_SOUND_ADD(POKEY, MASTER_CLOCK/16) /* 1.25Mhz from Phi2 signal from 6502 */ MDRV_SOUND_CONFIG(pokey_interface_1) MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50) MDRV_SOUND_ADD(POKEY, MASTER_CLOCK/16) /* 1.25Mhz from Phi2 signal from 6502 */ MDRV_SOUND_CONFIG(pokey_interface_2) MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50) MACHINE_DRIVER_END static MACHINE_DRIVER_START( liberat2 ) /* basic machine hardware */ MDRV_IMPORT_FROM(liberatr) MDRV_CPU_MODIFY("main") MDRV_CPU_PROGRAM_MAP(liberat2_map,0) MACHINE_DRIVER_END /************************************* * * ROM definitions * *************************************/ ROM_START( liberatr ) ROM_REGION( 0x10000, REGION_CPU1, 0 ) /* 64k for code and data */ ROM_LOAD( "136012.206", 0x8000, 0x1000, CRC(1a0cb4a0) SHA1(595828a07af729a84aab4e0b51e873046b56b419) ) ROM_LOAD( "136012.205", 0x9000, 0x1000, CRC(2f071920) SHA1(8764f3e78451c4968bffb7c7f72d1ed862f4b185) ) ROM_LOAD( "136012.204", 0xa000, 0x1000, CRC(bcc91827) SHA1(3bfbe1f1db58437ccd204a857e58695f56819649) ) ROM_LOAD( "136012.203", 0xb000, 0x1000, CRC(b558c3d4) SHA1(0b09786d696e91b12435a9e76b127c004c32e59a) ) ROM_LOAD( "136012.202", 0xc000, 0x1000, CRC(569ba7ea) SHA1(4812b255886204192ab999d1370550d48438ea81) ) ROM_LOAD( "136012.201", 0xd000, 0x1000, CRC(d12cd6d0) SHA1(94474429cbcdbb406eb045152fb158e2a23cd26d) ) ROM_LOAD( "136012.200", 0xe000, 0x1000, CRC(1e98d21a) SHA1(92c7cc033c78ae0ce8127d49debe62263404feb1) ) ROM_RELOAD( 0xf000, 0x1000 ) /* for interrupt/reset vectors */ ROM_REGION( 0x4000, REGION_GFX1, 0 ) /* planet image, used at runtime */ ROM_LOAD( "136012.110", 0x0000, 0x1000, CRC(6eb11221) SHA1(355b71812a18cbb2ee4dc20b3622fca1c96e4570) ) ROM_LOAD( "136012.107", 0x1000, 0x1000, CRC(8a616a63) SHA1(76794cc4e11048bb6f2628bd8b84c9a7e2e82551) ) ROM_LOAD( "136012.108", 0x2000, 0x1000, CRC(3f8e4cf6) SHA1(a9d0feb0892f343687e00b96f05adb423ee4d659) ) ROM_LOAD( "136012.109", 0x3000, 0x1000, CRC(dda0c0ef) SHA1(6e547c07c1abd17383a4389b0b4ced442ed65ce7) ) ROM_REGION( 0x100, REGION_USER1, 0 ) /* latitude scaler */ ROM_LOAD_NIB_LOW ( "136012.123", 0x0000, 0x0100, CRC(b8c806e0) SHA1(19b1b9796e1e9a42899a92ec53288d17d5d15fb3) ) ROM_LOAD_NIB_HIGH( "136012.124", 0x0000, 0x0100, CRC(e51ec78f) SHA1(224237370c418361a00d62a77d39fa494e7d8831) ) ROM_REGION( 0x100, REGION_USER2, 0 ) /* longitude scaler */ ROM_LOAD_NIB_LOW ( "136012.125", 0x0000, 0x0100, CRC(52ac8dd9) SHA1(125d54b562d079b974f2562e71ab7c7a0b97e709) ) ROM_LOAD_NIB_HIGH( "136012.126", 0x0000, 0x0100, CRC(2e670aa6) SHA1(a6bcc49d0948d2dfe497c5e3ad4a834fa78f779a) ) ROM_REGION( 0x200, REGION_PROMS, ROMREGION_DISPOSE ) ROM_LOAD( "136012.021", 0x0000, 0x0100, CRC(ffdcd7bc) SHA1(2ce733203d628e299ec4fb93db8be1598b49142c) ) /* write protect PROM */ ROM_LOAD( "136012.022", 0x0100, 0x0100, CRC(3353edce) SHA1(915308b11096fc1d02acf9b4af806a2a935dd748) ) /* sync PROM */ ROM_END ROM_START( liberat2 ) ROM_REGION( 0x10000, REGION_CPU1, 0 ) /* 64k for code and data */ ROM_LOAD( "l6.bin", 0x6000, 0x1000, CRC(78093d06) SHA1(0f6ca01e27b32aae384a6ab67a6f14eedd3f1d9c) ) ROM_LOAD( "l5.bin", 0x7000, 0x1000, CRC(988db636) SHA1(8fdd07b397d4bef108aafb10c06c2fd53fc1f99a) ) ROM_LOAD( "l4.bin", 0x8000, 0x1000, CRC(ec114540) SHA1(eb35510b59f5e9624c3d94fb16dacb4968349030) ) ROM_LOAD( "l3.bin", 0x9000, 0x1000, CRC(184c751f) SHA1(e020d2943be89f244c1aeeb34a28b7aa7dbc1454) ) ROM_LOAD( "l2.bin", 0xa000, 0x1000, CRC(c3f61f88) SHA1(a56ce094fe7374d3ac341d5eb9e06df083e16b1f) ) ROM_LOAD( "l1.bin", 0xb000, 0x1000, CRC(ef6e9f9e) SHA1(b1f7cc9e0a2ea08ec89428ad31161ac81e7faaaf) ) ROM_RELOAD( 0xf000, 0x1000 ) /* for interrupt/reset vectors */ ROM_REGION( 0x4000, REGION_GFX1, 0 ) /* planet image, used at runtime */ ROM_LOAD( "136012.110", 0x0000, 0x1000, CRC(6eb11221) SHA1(355b71812a18cbb2ee4dc20b3622fca1c96e4570) ) ROM_LOAD( "136012.107", 0x1000, 0x1000, CRC(8a616a63) SHA1(76794cc4e11048bb6f2628bd8b84c9a7e2e82551) ) ROM_LOAD( "136012.108", 0x2000, 0x1000, CRC(3f8e4cf6) SHA1(a9d0feb0892f343687e00b96f05adb423ee4d659) ) ROM_LOAD( "136012.109", 0x3000, 0x1000, CRC(dda0c0ef) SHA1(6e547c07c1abd17383a4389b0b4ced442ed65ce7) ) ROM_REGION( 0x100, REGION_USER1, 0 ) /* latitude scaler */ ROM_LOAD_NIB_LOW ( "136012.123", 0x0000, 0x0100, CRC(b8c806e0) SHA1(19b1b9796e1e9a42899a92ec53288d17d5d15fb3) ) ROM_LOAD_NIB_HIGH( "136012.124", 0x0000, 0x0100, CRC(e51ec78f) SHA1(224237370c418361a00d62a77d39fa494e7d8831) ) ROM_REGION( 0x100, REGION_USER2, 0 ) /* longitude scaler */ ROM_LOAD_NIB_LOW ( "136012.125", 0x0000, 0x0100, CRC(52ac8dd9) SHA1(125d54b562d079b974f2562e71ab7c7a0b97e709) ) ROM_LOAD_NIB_HIGH( "136012.126", 0x0000, 0x0100, CRC(2e670aa6) SHA1(a6bcc49d0948d2dfe497c5e3ad4a834fa78f779a) ) ROM_REGION( 0x200, REGION_PROMS, ROMREGION_DISPOSE ) ROM_LOAD( "136012.021", 0x0000, 0x0100, CRC(ffdcd7bc) SHA1(2ce733203d628e299ec4fb93db8be1598b49142c) ) /* write protect PROM */ ROM_LOAD( "136012.022", 0x0100, 0x0100, CRC(3353edce) SHA1(915308b11096fc1d02acf9b4af806a2a935dd748) ) /* sync PROM */ ROM_END /************************************* * * Game drivers * *************************************/ GAME( 1982, liberatr, 0, liberatr, liberatr, 0, ROT0, "Atari", "Liberator (set 1)", GAME_NO_COCKTAIL ) GAME( 1982, liberat2, liberatr, liberat2, liberatr, 0, ROT0, "Atari", "Liberator (set 2)", GAME_NO_COCKTAIL )