/*************************************************************************** AmeriDarts (c) 1989 Ameri Corporation Cool Pool (c) 1992 Catalina 9 Ball Shootout (c) 1993 E-Scape/Bundra driver by Nicola Salmoria and Aaron Giles The main cpu is a 34010; it is encrypted in 9 Ball Shootout. The second CPU in AmeriDarts is a 32015, whose built-in ROM hasn't been read. A simulation of the I/O behavior is included, but since the second CPU controls sound, there is no sound. The second CPU in Cool Pool and 9 Ball Shootout is a 320C26; the code is the same in the two games. Cool Pool: - The checksum test routine is wrong, e.g. when it says to be testing 4U/8U it is actually reading 4U/8U/3U/7U, when testing 3U/7U it actually reads 2U/6U/1U/5U. The placement cannot therefore be exactly determined by the check passing. ***************************************************************************/ #include "driver.h" #include "cpu/tms34010/tms34010.h" #include "cpu/tms34010/34010ops.h" #include "cpu/tms32025/tms32025.h" #include "video/tlc34076.h" #include "sound/dac.h" /************************************* * * Local variables * *************************************/ static UINT16 *vram_base; static UINT8 cmd_pending; static UINT16 iop_cmd; static UINT16 iop_answer; static int iop_romaddr; static UINT8 amerdart_iop_echo; static const UINT16 nvram_unlock_seq[] = { 0x3fb, 0x3fb, 0x3f8, 0x3fc, 0x3fa, 0x3fe, 0x3f9, 0x3fd, 0x3fb, 0x3ff }; #define NVRAM_UNLOCK_SEQ_LEN (ARRAY_LENGTH(nvram_unlock_seq)) static UINT16 nvram_write_seq[NVRAM_UNLOCK_SEQ_LEN]; static UINT8 nvram_write_enable; static mame_timer *nvram_write_timer; /************************************* * * Prototypes * *************************************/ static TIMER_CALLBACK( nvram_write_timeout ); /************************************* * * Video updates * *************************************/ static void amerdart_scanline(running_machine *machine, int screen, mame_bitmap *bitmap, int scanline, const tms34010_display_params *params) { UINT16 *vram = &vram_base[(params->rowaddr << 8) & 0xff00]; UINT16 *dest = BITMAP_ADDR16(bitmap, scanline, 0); int coladdr = params->coladdr; int x; /* update the palette */ if (scanline < 256) for (x = 0; x < 16; x++) { UINT16 pal = vram_base[x]; palette_set_color_rgb(machine, scanline * 16 + x, pal4bit(pal >> 4), pal4bit(pal >> 8), pal4bit(pal >> 12)); } for (x = params->heblnk; x < params->hsblnk; x += 4) { UINT16 pixels = vram[coladdr++ & 0xff]; dest[x + 0] = scanline * 16 + ((pixels >> 0) & 15); dest[x + 1] = scanline * 16 + ((pixels >> 4) & 15); dest[x + 2] = scanline * 16 + ((pixels >> 8) & 15); dest[x + 3] = scanline * 16 + ((pixels >> 12) & 15); } } static void coolpool_scanline(running_machine *machine, int screen, mame_bitmap *bitmap, int scanline, const tms34010_display_params *params) { UINT16 *vram = &vram_base[(params->rowaddr << 8) & 0x1ff00]; UINT16 *dest = BITMAP_ADDR16(bitmap, scanline, 0); int coladdr = params->coladdr; int x; for (x = params->heblnk; x < params->hsblnk; x += 2) { UINT16 pixels = vram[coladdr++ & 0xff]; dest[x + 0] = pixels & 0xff; dest[x + 1] = pixels >> 8; } } /************************************* * * Shift register access * *************************************/ static void coolpool_to_shiftreg(UINT32 address, UINT16 *shiftreg) { memcpy(shiftreg, &vram_base[TOWORD(address) & ~TOWORD(0xfff)], TOBYTE(0x1000)); } static void coolpool_from_shiftreg(UINT32 address, UINT16 *shiftreg) { memcpy(&vram_base[TOWORD(address) & ~TOWORD(0xfff)], shiftreg, TOBYTE(0x1000)); } /************************************* * * Game initialzation * *************************************/ static MACHINE_RESET( amerdart ) { nvram_write_enable = 0; nvram_write_timer = mame_timer_alloc(nvram_write_timeout); } static MACHINE_RESET( coolpool ) { tlc34076_reset(6); nvram_write_enable = 0; nvram_write_timer = mame_timer_alloc(nvram_write_timeout); } /************************************* * * NVRAM writes with thrash protect * *************************************/ static TIMER_CALLBACK( nvram_write_timeout ) { nvram_write_enable = 0; } static WRITE16_HANDLER( nvram_thrash_w ) { /* keep track of the last few writes */ memmove(&nvram_write_seq[0], &nvram_write_seq[1], (NVRAM_UNLOCK_SEQ_LEN - 1) * sizeof(nvram_write_seq[0])); nvram_write_seq[NVRAM_UNLOCK_SEQ_LEN - 1] = offset & 0x3ff; /* if they match the unlock sequence, enable writes and set a timeout */ if (!memcmp(nvram_unlock_seq, nvram_write_seq, sizeof(nvram_unlock_seq))) { nvram_write_enable = 1; mame_timer_adjust(nvram_write_timer, MAME_TIME_IN_MSEC(1000), 0, time_zero); } } static WRITE16_HANDLER( nvram_data_w ) { /* only the low 8 bits matter */ if (ACCESSING_LSB) { if (nvram_write_enable) generic_nvram16[offset] = data & 0xff; } } static WRITE16_HANDLER( nvram_thrash_data_w ) { nvram_data_w(offset, data, mem_mask); nvram_thrash_w(offset, data, mem_mask); } /************************************* * * AmeriDarts fake IOP handling * *************************************/ static WRITE16_HANDLER( amerdart_misc_w ) { logerror("%08x:IOP_reset_w %04x\n",activecpu_get_pc(),data); coin_counter_w(0, ~data & 0x0001); coin_counter_w(1, ~data & 0x0002); cpunum_set_input_line(1, INPUT_LINE_RESET, (data & 0x0400) ? ASSERT_LINE : CLEAR_LINE); /* bits 10-15 are counted down over time */ if (data & 0x0400) amerdart_iop_echo = 1; } static TIMER_CALLBACK( amerdart_iop_response ) { /* echo values until we get 0x19 */ iop_answer = iop_cmd; if (amerdart_iop_echo && iop_cmd != 0x19) { cpunum_set_input_line(0, 1, ASSERT_LINE); return; } amerdart_iop_echo = 0; /* rest is based off the command */ switch (iop_cmd) { default: logerror("Unknown IOP command %04X\n", iop_cmd); case 0x000: case 0x019: case 0x600: case 0x60f: case 0x6f0: case 0x6ff: iop_answer = 0x6c00; break; case 0x100: iop_answer = (INT8)(-readinputportbytag("YAXIS2") - readinputportbytag("XAXIS2")) << 6; break; case 0x101: iop_answer = (INT8)(-readinputportbytag("YAXIS2") + readinputportbytag("XAXIS2")) << 6; break; case 0x102: iop_answer = (INT8)(-readinputportbytag("YAXIS1") - readinputportbytag("XAXIS1")) << 6; break; case 0x103: iop_answer = (INT8)(-readinputportbytag("YAXIS1") + readinputportbytag("XAXIS1")) << 6; break; case 0x500: iop_answer = readinputport(0); break; } cpunum_set_input_line(0, 1, ASSERT_LINE); } static WRITE16_HANDLER( amerdart_iop_w ) { logerror("%08x:IOP write %04x\n", activecpu_get_pc(), data); COMBINE_DATA(&iop_cmd); mame_timer_set(MAME_TIME_IN_USEC(100), 0, amerdart_iop_response); } /************************************* * * Cool Pool IOP control * *************************************/ static WRITE16_HANDLER( coolpool_misc_w ) { logerror("%08x:IOP_reset_w %04x\n",activecpu_get_pc(),data); coin_counter_w(0, ~data & 0x0001); coin_counter_w(1, ~data & 0x0002); cpunum_set_input_line(1, INPUT_LINE_RESET, (data & 0x0400) ? ASSERT_LINE : CLEAR_LINE); } /************************************* * * Cool Pool IOP communications * (from TMS34010 side) * *************************************/ static TIMER_CALLBACK( deferred_iop_w ) { iop_cmd = param; cmd_pending = 1; cpunum_set_input_line(1, 0, HOLD_LINE); /* ??? I have no idea who should generate this! */ /* the DSP polls the status bit so it isn't strictly */ /* necessary to also have an IRQ */ cpu_boost_interleave(time_zero, MAME_TIME_IN_USEC(50)); } static WRITE16_HANDLER( coolpool_iop_w ) { logerror("%08x:IOP write %04x\n", activecpu_get_pc(), data); timer_call_after_resynch(data, deferred_iop_w); } static READ16_HANDLER( coolpool_iop_r ) { logerror("%08x:IOP read %04x\n",activecpu_get_pc(),iop_answer); cpunum_set_input_line(0, 1, CLEAR_LINE); return iop_answer; } /************************************* * * Cool Pool IOP communications * (from IOP side) * *************************************/ static READ16_HANDLER( dsp_cmd_r ) { cmd_pending = 0; logerror("%08x:IOP cmd_r %04x\n",activecpu_get_pc(),iop_cmd); return iop_cmd; } static WRITE16_HANDLER( dsp_answer_w ) { logerror("%08x:IOP answer %04x\n",activecpu_get_pc(),data); iop_answer = data; cpunum_set_input_line(0, 1, ASSERT_LINE); } static READ16_HANDLER( dsp_bio_line_r ) { return cmd_pending ? CLEAR_LINE : ASSERT_LINE; } static READ16_HANDLER( dsp_hold_line_r ) { return CLEAR_LINE; /* ??? */ } /************************************* * * IOP ROM and DAC access * *************************************/ static READ16_HANDLER( dsp_rom_r ) { UINT8 *rom = memory_region(REGION_USER2); return rom[iop_romaddr & (memory_region_length(REGION_USER2) - 1)]; } static WRITE16_HANDLER( dsp_romaddr_w ) { switch (offset) { case 0: iop_romaddr = (iop_romaddr & 0xffff00) | (data >> 8); break; case 1: iop_romaddr = (iop_romaddr & 0x0000ff) | (data << 8); break; } } WRITE16_HANDLER( dsp_dac_w ) { DAC_signed_data_16_w(0, (INT16)(data << 4) + 0x8000); } /************************************* * * Cool Pool trackball inputs * *************************************/ static READ16_HANDLER( coolpool_input_r ) { static UINT8 oldx, oldy; static UINT16 lastresult; int result = (readinputportbytag("IN1") & 0x00ff) | (lastresult & 0xff00); UINT8 newx = readinputportbytag("XAXIS"); UINT8 newy = readinputportbytag("YAXIS"); int dx = (INT8)(newx - oldx); int dy = (INT8)(newy - oldy); if (dx < 0) { oldx--; switch (result & 0x300) { case 0x000: result ^= 0x200; break; case 0x100: result ^= 0x100; break; case 0x200: result ^= 0x100; break; case 0x300: result ^= 0x200; break; } } if (dx > 0) { oldx++; switch (result & 0x300) { case 0x000: result ^= 0x100; break; case 0x100: result ^= 0x200; break; case 0x200: result ^= 0x200; break; case 0x300: result ^= 0x100; break; } } if (dy < 0) { oldy--; switch (result & 0xc00) { case 0x000: result ^= 0x800; break; case 0x400: result ^= 0x400; break; case 0x800: result ^= 0x400; break; case 0xc00: result ^= 0x800; break; } } if (dy > 0) { oldy++; switch (result & 0xc00) { case 0x000: result ^= 0x400; break; case 0x400: result ^= 0x800; break; case 0x800: result ^= 0x800; break; case 0xc00: result ^= 0x400; break; } } // logerror("%08X:read port 7 (X=%02X Y=%02X oldX=%02X oldY=%02X res=%04X)\n", activecpu_get_pc(), // newx, newy, oldx, oldy, result); lastresult = result; return result; } /************************************* * * Main Memory maps * *************************************/ static ADDRESS_MAP_START( amerdart_map, ADDRESS_SPACE_PROGRAM, 16 ) AM_RANGE(0x00000000, 0x000fffff) AM_RAM AM_BASE(&vram_base) AM_RANGE(0x04000000, 0x0400000f) AM_WRITE(amerdart_misc_w) AM_RANGE(0x05000000, 0x0500000f) AM_READWRITE(coolpool_iop_r, amerdart_iop_w) AM_RANGE(0x06000000, 0x06007fff) AM_READWRITE(MRA16_RAM, nvram_thrash_data_w) AM_BASE(&generic_nvram16) AM_SIZE(&generic_nvram_size) AM_RANGE(0xc0000000, 0xc00001ff) AM_READWRITE(tms34010_io_register_r, tms34010_io_register_w) AM_RANGE(0xffb00000, 0xffffffff) AM_ROM AM_REGION(REGION_USER1, 0) ADDRESS_MAP_END static ADDRESS_MAP_START( coolpool_map, ADDRESS_SPACE_PROGRAM, 16 ) AM_RANGE(0x00000000, 0x001fffff) AM_RAM AM_BASE(&vram_base) AM_RANGE(0x01000000, 0x010000ff) AM_READWRITE(tlc34076_lsb_r, tlc34076_lsb_w) // IMSG176P-40 AM_RANGE(0x02000000, 0x020000ff) AM_READWRITE(coolpool_iop_r, coolpool_iop_w) AM_RANGE(0x03000000, 0x0300000f) AM_WRITE(coolpool_misc_w) AM_RANGE(0x03000000, 0x03ffffff) AM_ROM AM_REGION(REGION_GFX1, 0) AM_RANGE(0x06000000, 0x06007fff) AM_READWRITE(MRA16_RAM, nvram_thrash_data_w) AM_BASE(&generic_nvram16) AM_SIZE(&generic_nvram_size) AM_RANGE(0xc0000000, 0xc00001ff) AM_READWRITE(tms34010_io_register_r, tms34010_io_register_w) AM_RANGE(0xffe00000, 0xffffffff) AM_ROM AM_REGION(REGION_USER1, 0) ADDRESS_MAP_END static ADDRESS_MAP_START( nballsht_map, ADDRESS_SPACE_PROGRAM, 16 ) AM_RANGE(0x00000000, 0x001fffff) AM_RAM AM_BASE(&vram_base) AM_RANGE(0x02000000, 0x020000ff) AM_READWRITE(coolpool_iop_r, coolpool_iop_w) AM_RANGE(0x03000000, 0x0300000f) AM_WRITE(coolpool_misc_w) AM_RANGE(0x04000000, 0x040000ff) AM_READWRITE(tlc34076_lsb_r, tlc34076_lsb_w) // IMSG176P-40 AM_RANGE(0x06000000, 0x0601ffff) AM_MIRROR(0x00020000) AM_READWRITE(MRA16_RAM, nvram_thrash_data_w) AM_BASE(&generic_nvram16) AM_SIZE(&generic_nvram_size) AM_RANGE(0xc0000000, 0xc00001ff) AM_READWRITE(tms34010_io_register_r, tms34010_io_register_w) AM_RANGE(0xff000000, 0xff7fffff) AM_ROM AM_REGION(REGION_GFX1, 0) AM_RANGE(0xffc00000, 0xffffffff) AM_ROM AM_REGION(REGION_USER1, 0) ADDRESS_MAP_END /************************************* * * DSP Memory maps * *************************************/ static ADDRESS_MAP_START( amerdart_dsp_map, ADDRESS_SPACE_PROGRAM, 16 ) AM_RANGE(0x0000, 0x011f) AM_RAM AM_RANGE(0x8000, 0xffff) AM_ROM ADDRESS_MAP_END static ADDRESS_MAP_START( dsp_program_map, ADDRESS_SPACE_PROGRAM, 16 ) AM_RANGE(0x0000, 0x7fff) AM_ROM ADDRESS_MAP_END static ADDRESS_MAP_START( dsp_io_map, ADDRESS_SPACE_IO, 16 ) AM_RANGE(0x00, 0x01) AM_WRITE(dsp_romaddr_w) AM_RANGE(0x02, 0x02) AM_READWRITE(dsp_cmd_r, dsp_answer_w) AM_RANGE(0x03, 0x03) AM_WRITE(dsp_dac_w) AM_RANGE(0x04, 0x04) AM_READ(dsp_rom_r) AM_RANGE(0x05, 0x05) AM_READ(input_port_0_word_r) AM_RANGE(0x07, 0x07) AM_READ(input_port_1_word_r) AM_RANGE(TMS32025_BIO, TMS32025_BIO) AM_READ(dsp_bio_line_r) AM_RANGE(TMS32025_HOLD, TMS32025_HOLD) AM_READ(dsp_hold_line_r) // AM_RANGE(TMS32025_HOLDA, TMS32025_HOLDA) AM_WRITE(dsp_HOLDA_signal_w) ADDRESS_MAP_END /************************************* * * Input ports * *************************************/ INPUT_PORTS_START( amerdart ) PORT_START_TAG("IN1") PORT_BIT( 0x0001, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_PLAYER(1) PORT_BIT( 0x0002, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_PLAYER(2) PORT_BIT( 0x0004, IP_ACTIVE_HIGH, IPT_UNKNOWN ) PORT_BIT( 0x0008, IP_ACTIVE_HIGH, IPT_COIN1 ) PORT_SERVICE_NO_TOGGLE( 0x0010, IP_ACTIVE_HIGH ) PORT_BIT( 0x0020, IP_ACTIVE_HIGH, IPT_COIN2 ) PORT_BIT( 0x0040, IP_ACTIVE_HIGH, IPT_UNKNOWN ) PORT_BIT( 0x0080, IP_ACTIVE_HIGH, IPT_SERVICE1 ) PORT_BIT( 0xff00, IP_ACTIVE_HIGH, IPT_UNKNOWN ) PORT_START_TAG("XAXIS1") PORT_BIT( 0xff, 0x00, IPT_TRACKBALL_X ) PORT_SENSITIVITY(100) PORT_KEYDELTA(10) PORT_RESET PORT_PLAYER(1) PORT_START_TAG("YAXIS1") PORT_BIT( 0xff, 0x00, IPT_TRACKBALL_Y ) PORT_SENSITIVITY(100) PORT_KEYDELTA(10) PORT_RESET PORT_PLAYER(1) PORT_START_TAG("XAXIS2") PORT_BIT( 0xff, 0x00, IPT_TRACKBALL_X ) PORT_SENSITIVITY(100) PORT_KEYDELTA(10) PORT_RESET PORT_PLAYER(2) PORT_START_TAG("YAXIS2") PORT_BIT( 0xff, 0x00, IPT_TRACKBALL_Y ) PORT_SENSITIVITY(100) PORT_KEYDELTA(10) PORT_RESET PORT_PLAYER(2) INPUT_PORTS_END INPUT_PORTS_START( 9ballsht ) PORT_START_TAG("IN0") PORT_BIT( 0x00ff, IP_ACTIVE_HIGH, IPT_UNKNOWN ) PORT_BIT( 0x0300, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x0400, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2) PORT_BIT( 0x0800, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(2) PORT_BIT( 0x1000, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2) PORT_BIT( 0x2000, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1) PORT_BIT( 0x4000, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(1) PORT_BIT( 0x8000, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(1) PORT_START_TAG("IN1") PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_START1 ) PORT_BIT( 0x0002, IP_ACTIVE_LOW, IPT_START2 ) PORT_BIT( 0x0004, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x0008, IP_ACTIVE_LOW, IPT_COIN1 ) PORT_SERVICE_NO_TOGGLE( 0x0010, IP_ACTIVE_LOW ) PORT_BIT( 0x0020, IP_ACTIVE_LOW, IPT_COIN2 ) PORT_BIT( 0x0040, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x0080, IP_ACTIVE_LOW, IPT_SERVICE1 ) PORT_BIT( 0x0100, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_PLAYER(1) PORT_BIT( 0x0200, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_PLAYER(1) PORT_BIT( 0x0400, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_PLAYER(1) PORT_BIT( 0x0800, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_PLAYER(1) PORT_BIT( 0x1000, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_PLAYER(2) PORT_BIT( 0x2000, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_PLAYER(2) PORT_BIT( 0x4000, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_PLAYER(2) PORT_BIT( 0x8000, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_PLAYER(2) INPUT_PORTS_END INPUT_PORTS_START( coolpool ) PORT_START_TAG("IN0") PORT_BIT( 0x00ff, IP_ACTIVE_HIGH, IPT_UNKNOWN ) PORT_BIT( 0x0f00, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x1000, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2) PORT_BIT( 0x2000, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1) PORT_BIT( 0xc000, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_START_TAG("IN1") PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_START1 ) PORT_BIT( 0x0002, IP_ACTIVE_LOW, IPT_START2 ) PORT_BIT( 0x0004, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x0008, IP_ACTIVE_LOW, IPT_COIN1 ) PORT_SERVICE_NO_TOGGLE( 0x0010, IP_ACTIVE_LOW ) PORT_BIT( 0x0020, IP_ACTIVE_LOW, IPT_COIN2 ) PORT_BIT( 0x0040, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x0080, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0xff00, IP_ACTIVE_LOW, IPT_SPECIAL ) PORT_START_TAG("XAXIS") PORT_BIT( 0xff, 0x00, IPT_TRACKBALL_X ) PORT_SENSITIVITY(100) PORT_KEYDELTA(10) PORT_START_TAG("YAXIS") PORT_BIT( 0xff, 0x00, IPT_TRACKBALL_Y ) PORT_SENSITIVITY(100) PORT_KEYDELTA(10) PORT_REVERSE INPUT_PORTS_END /************************************* * * 34010 configuration * *************************************/ static tms34010_config tms_config_amerdart = { FALSE, /* halt on reset */ 0, /* the screen operated on */ 40000000/12, /* pixel clock */ 2, /* pixels per clock */ amerdart_scanline, /* scanline callback */ NULL, /* generate interrupt */ coolpool_to_shiftreg, /* write to shiftreg function */ coolpool_from_shiftreg /* read from shiftreg function */ }; static tms34010_config tms_config_coolpool = { FALSE, /* halt on reset */ 0, /* the screen operated on */ 40000000/6, /* pixel clock */ 1, /* pixels per clock */ coolpool_scanline, /* scanline callback */ NULL, /* generate interrupt */ coolpool_to_shiftreg, /* write to shiftreg function */ coolpool_from_shiftreg /* read from shiftreg function */ }; /************************************* * * Machine drivers * *************************************/ MACHINE_DRIVER_START( amerdart ) /* basic machine hardware */ MDRV_CPU_ADD(TMS34010, 40000000/TMS34010_CLOCK_DIVIDER) MDRV_CPU_CONFIG(tms_config_amerdart) MDRV_CPU_PROGRAM_MAP(amerdart_map,0) MDRV_CPU_ADD(TMS32010, 15000000/8) MDRV_CPU_FLAGS(CPU_DISABLE) MDRV_CPU_PROGRAM_MAP(amerdart_dsp_map,0) MDRV_MACHINE_RESET(amerdart) MDRV_NVRAM_HANDLER(generic_0fill) /* video hardware */ MDRV_VIDEO_ATTRIBUTES(VIDEO_TYPE_RASTER) MDRV_PALETTE_LENGTH(16*256) MDRV_SCREEN_ADD("main", 0) MDRV_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16) MDRV_SCREEN_RAW_PARAMS(40000000/6, 212*2, 0, 161*2, 262, 0, 241) MDRV_VIDEO_UPDATE(tms340x0) /* sound hardware */ MDRV_SPEAKER_STANDARD_MONO("mono") MDRV_SOUND_ADD(DAC, 0) MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.0) MACHINE_DRIVER_END static MACHINE_DRIVER_START( coolpool ) /* basic machine hardware */ MDRV_CPU_ADD_TAG("main", TMS34010, 40000000/TMS34010_CLOCK_DIVIDER) MDRV_CPU_CONFIG(tms_config_coolpool) MDRV_CPU_PROGRAM_MAP(coolpool_map,0) MDRV_CPU_ADD(TMS32026,40000000) MDRV_CPU_PROGRAM_MAP(dsp_program_map,0) MDRV_CPU_IO_MAP(dsp_io_map,0) MDRV_MACHINE_RESET(coolpool) MDRV_NVRAM_HANDLER(generic_0fill) /* video hardware */ MDRV_VIDEO_ATTRIBUTES(VIDEO_TYPE_RASTER) MDRV_PALETTE_LENGTH(256) MDRV_SCREEN_ADD("main", 0) MDRV_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16) MDRV_SCREEN_RAW_PARAMS(40000000/6, 424, 0, 320, 262, 0, 240) MDRV_VIDEO_UPDATE(tms340x0) /* sound hardware */ MDRV_SPEAKER_STANDARD_MONO("mono") MDRV_SOUND_ADD(DAC, 0) MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.0) MACHINE_DRIVER_END static MACHINE_DRIVER_START( 9ballsht ) MDRV_IMPORT_FROM(coolpool) MDRV_CPU_MODIFY("main") MDRV_CPU_PROGRAM_MAP(nballsht_map,0) MACHINE_DRIVER_END /************************************* * * ROM definitions * *************************************/ ROM_START( amerdart ) ROM_REGION16_LE( 0x0a0000, REGION_USER1, 0 ) /* 34010 code */ ROM_LOAD16_BYTE( "u31", 0x000001, 0x10000, CRC(9628c422) SHA1(46b71acc746760962e34e9d7876f9499ea7d5c7c) ) ROM_LOAD16_BYTE( "u32", 0x000000, 0x10000, CRC(2d651ed0) SHA1(e2da2c3d8f25c17e26fd435c75983b2db8691993) ) ROM_LOAD16_BYTE( "u38", 0x020001, 0x10000, CRC(1eb8c887) SHA1(220f566043535c54ad1cf2216966c7f42099e50b) ) ROM_LOAD16_BYTE( "u39", 0x020000, 0x10000, CRC(2ab1ea68) SHA1(4e29a274c5c62b6ca92119eb320200beb784ca55) ) ROM_LOAD16_BYTE( "u45", 0x040001, 0x10000, CRC(74394375) SHA1(ceb7ae4e3253351da362cd0ada87702164005d17) ) ROM_LOAD16_BYTE( "u46", 0x040000, 0x10000, CRC(1188047e) SHA1(249f25582ab72eeee37798418460de312053660e) ) ROM_LOAD16_BYTE( "u52", 0x060001, 0x10000, CRC(5ac2f06d) SHA1(b3a5d0cd94bdffdbf5bd17dbb30c07bfad3fa5d0) ) ROM_LOAD16_BYTE( "u53", 0x060000, 0x10000, CRC(4bd25cf0) SHA1(d1092cc3b6172d6567acd21f79b22043380102b7) ) ROM_LOAD16_BYTE( "u57", 0x080001, 0x10000, CRC(f620f935) SHA1(bf891fce1f04f3ad5b8b72d43d041ceacb0b65bc) ) ROM_LOAD16_BYTE( "u58", 0x080000, 0x10000, CRC(f1b3d7c4) SHA1(7b897230d110be7a5eb05eda927d00561ebb9ce3) ) ROM_REGION( 0x18000, REGION_CPU2, 0 ) /* 32015 code (missing) */ ROM_LOAD16_BYTE( "dspl", 0x00000, 0x08000, NO_DUMP ) ROM_LOAD16_BYTE( "dsph", 0x00001, 0x08000, NO_DUMP ) ROM_REGION( 0x100000, REGION_USER2, 0 ) /* 32015 data? (incl. samples?) */ ROM_LOAD16_WORD( "u1", 0x000000, 0x10000, CRC(3f459482) SHA1(d9d489efd0d9217fceb3bf1a3b37a78d6823b4d9) ) ROM_LOAD16_WORD( "u2", 0x010000, 0x10000, CRC(a587fffd) SHA1(f33f511d1bf1d6eb3c42535593a9718571174c4b) ) ROM_LOAD16_WORD( "u3", 0x020000, 0x10000, CRC(984d343a) SHA1(ee214830de4cb22d2d8e9d3ca335eff05af4abb6) ) ROM_LOAD16_WORD( "u4", 0x030000, 0x10000, CRC(c4765ff6) SHA1(7dca61d32300047ca1c089057e617553d60a0995) ) ROM_LOAD16_WORD( "u5", 0x040000, 0x10000, CRC(3b63b890) SHA1(a1223cb8884d5365af7d3f607657efff877f8845) ) ROM_LOAD16_WORD( "u6", 0x050000, 0x10000, CRC(5cdb9aa9) SHA1(fae5d2c7f649bcba8068c8bc8266ee411258535e) ) ROM_LOAD16_WORD( "u7", 0x060000, 0x10000, CRC(147083a2) SHA1(c04c38145ab159bd519e6325477a3f7d0eebbda1) ) ROM_LOAD16_WORD( "u8", 0x070000, 0x10000, CRC(975b368c) SHA1(1d637ce8c5d60833bb25aab2610e1a856720235e) ) ROM_LOAD16_WORD( "u16", 0x080000, 0x10000, CRC(7437e8bf) SHA1(754be4822cd586590f09e706d7eb48e5ba8c8817) ) ROM_LOAD16_WORD( "u17", 0x090000, 0x10000, CRC(e32bdd0f) SHA1(0662abbe84f0bad2631566b506ef016fcd79b9ee) ) ROM_LOAD16_WORD( "u18", 0x0a0000, 0x10000, CRC(de3b4d7c) SHA1(68e7ffe2d84aef7c24d1787c4f9b6950c0107741) ) ROM_LOAD16_WORD( "u19", 0x0b0000, 0x10000, CRC(7109247c) SHA1(201809ec6599b30c26823bde6851b6eaa2589710) ) ROM_LOAD16_WORD( "u20", 0x0c0000, 0x10000, CRC(038b7d2d) SHA1(80bab18ca36d2bc101da7f3f6e1c82d8a802c14c) ) ROM_LOAD16_WORD( "u21", 0x0d0000, 0x10000, CRC(9b0b8978) SHA1(b31d0451ecd7085c191d20b2b41d0e8fe551996c) ) ROM_LOAD16_WORD( "u22", 0x0e0000, 0x10000, CRC(4b92588a) SHA1(eea262c1a122015364a0046ff2bc7816f5f6821d) ) ROM_LOAD16_WORD( "u23", 0x0f0000, 0x10000, CRC(d7c2b13b) SHA1(3561e08011f649e4d0c47792745b2a014167e816) ) ROM_END ROM_START( amerdar2 ) ROM_REGION16_LE( 0x0a0000, REGION_USER1, 0 ) /* 34010 code */ ROM_LOAD16_BYTE( "u31", 0x000001, 0x10000, CRC(9628c422) SHA1(46b71acc746760962e34e9d7876f9499ea7d5c7c) ) ROM_LOAD16_BYTE( "u32", 0x000000, 0x10000, CRC(2d651ed0) SHA1(e2da2c3d8f25c17e26fd435c75983b2db8691993) ) ROM_LOAD16_BYTE( "u38", 0x020001, 0x10000, CRC(1eb8c887) SHA1(220f566043535c54ad1cf2216966c7f42099e50b) ) ROM_LOAD16_BYTE( "u39", 0x020000, 0x10000, CRC(2ab1ea68) SHA1(4e29a274c5c62b6ca92119eb320200beb784ca55) ) ROM_LOAD16_BYTE( "u45", 0x040001, 0x10000, CRC(74394375) SHA1(ceb7ae4e3253351da362cd0ada87702164005d17) ) ROM_LOAD16_BYTE( "u46", 0x040000, 0x10000, CRC(1188047e) SHA1(249f25582ab72eeee37798418460de312053660e) ) ROM_LOAD16_BYTE( "u52", 0x060001, 0x10000, CRC(5ac2f06d) SHA1(b3a5d0cd94bdffdbf5bd17dbb30c07bfad3fa5d0) ) ROM_LOAD16_BYTE( "u53", 0x060000, 0x10000, CRC(4bd25cf0) SHA1(d1092cc3b6172d6567acd21f79b22043380102b7) ) ROM_LOAD16_BYTE( "u57.bin", 0x080001, 0x10000, CRC(8a70f849) SHA1(dfd4cf90de2ab8cbeff458f0fd20110c1ed009e9) ) ROM_LOAD16_BYTE( "u58.bin", 0x080000, 0x10000, CRC(8bb81975) SHA1(b7666572ab543991c7deaa0ebefb8b4526a7e386) ) ROM_REGION( 0x18000, REGION_CPU2, 0 ) /* 32015 code (missing) */ ROM_LOAD16_BYTE( "dspl", 0x00000, 0x08000, NO_DUMP ) ROM_LOAD16_BYTE( "dsph", 0x00001, 0x08000, NO_DUMP ) ROM_REGION( 0x100000, REGION_USER2, 0 ) /* 32015 data? (incl. samples?) */ ROM_LOAD16_WORD( "u1.bin", 0x000000, 0x10000, CRC(e2bb7f54) SHA1(39eeb61a852b93331f445cc1c993727e52959660) ) ROM_LOAD16_WORD( "u2", 0x010000, 0x10000, CRC(a587fffd) SHA1(f33f511d1bf1d6eb3c42535593a9718571174c4b) ) ROM_LOAD16_WORD( "u3", 0x020000, 0x10000, CRC(984d343a) SHA1(ee214830de4cb22d2d8e9d3ca335eff05af4abb6) ) ROM_LOAD16_WORD( "u4", 0x030000, 0x10000, CRC(c4765ff6) SHA1(7dca61d32300047ca1c089057e617553d60a0995) ) ROM_LOAD16_WORD( "u5", 0x040000, 0x10000, CRC(3b63b890) SHA1(a1223cb8884d5365af7d3f607657efff877f8845) ) ROM_LOAD16_WORD( "u6", 0x050000, 0x10000, CRC(5cdb9aa9) SHA1(fae5d2c7f649bcba8068c8bc8266ee411258535e) ) ROM_LOAD16_WORD( "u7", 0x060000, 0x10000, CRC(147083a2) SHA1(c04c38145ab159bd519e6325477a3f7d0eebbda1) ) ROM_LOAD16_WORD( "u8", 0x070000, 0x10000, CRC(975b368c) SHA1(1d637ce8c5d60833bb25aab2610e1a856720235e) ) ROM_LOAD16_WORD( "u16", 0x080000, 0x10000, CRC(7437e8bf) SHA1(754be4822cd586590f09e706d7eb48e5ba8c8817) ) ROM_LOAD16_WORD( "u17", 0x090000, 0x10000, CRC(e32bdd0f) SHA1(0662abbe84f0bad2631566b506ef016fcd79b9ee) ) ROM_LOAD16_WORD( "u18", 0x0a0000, 0x10000, CRC(de3b4d7c) SHA1(68e7ffe2d84aef7c24d1787c4f9b6950c0107741) ) ROM_LOAD16_WORD( "u19", 0x0b0000, 0x10000, CRC(7109247c) SHA1(201809ec6599b30c26823bde6851b6eaa2589710) ) ROM_LOAD16_WORD( "u20", 0x0c0000, 0x10000, CRC(038b7d2d) SHA1(80bab18ca36d2bc101da7f3f6e1c82d8a802c14c) ) ROM_LOAD16_WORD( "u21", 0x0d0000, 0x10000, CRC(9b0b8978) SHA1(b31d0451ecd7085c191d20b2b41d0e8fe551996c) ) ROM_LOAD16_WORD( "u22", 0x0e0000, 0x10000, CRC(4b92588a) SHA1(eea262c1a122015364a0046ff2bc7816f5f6821d) ) ROM_LOAD16_WORD( "u23.bin", 0x0f0000, 0x10000, CRC(7c1e6f2e) SHA1(21ae530e4bd7c0c9f1a84f01f136c71952c8adc4) ) ROM_END ROM_START( coolpool ) ROM_REGION16_LE( 0x40000, REGION_USER1, 0 ) /* 34010 code */ ROM_LOAD16_BYTE( "u112b", 0x00000, 0x20000, CRC(aa227769) SHA1(488e357a7aad07369cade3110cde14ba8562c66c) ) ROM_LOAD16_BYTE( "u113b", 0x00001, 0x20000, CRC(5b5f82f1) SHA1(82afb6a8d94cf09960b962d5208aab451b56feae) ) ROM_REGION16_LE( 0x200000, REGION_GFX1, 0 ) /* gfx data read by main CPU */ ROM_LOAD16_BYTE( "u04", 0x000000, 0x20000, CRC(66a9940e) SHA1(7fa587280ecfad6b06194868de09cbdd57cf517f) ) ROM_CONTINUE( 0x100000, 0x20000 ) ROM_LOAD16_BYTE( "u08", 0x000001, 0x20000, CRC(56789cf4) SHA1(5ad867d5029fdac9dccd01a6979171aa30d9a6eb) ) ROM_CONTINUE( 0x100001, 0x20000 ) ROM_LOAD16_BYTE( "u03", 0x040000, 0x20000, CRC(02bc792a) SHA1(8085cff38868a307d6d29a7aadf3d6a99cbe85bb) ) ROM_CONTINUE( 0x140000, 0x20000 ) ROM_LOAD16_BYTE( "u07", 0x040001, 0x20000, CRC(7b2fcb9f) SHA1(fa912663891bac6ba78519f030ba2c718e3514c3) ) ROM_CONTINUE( 0x140001, 0x20000 ) ROM_LOAD16_BYTE( "u02", 0x080000, 0x20000, CRC(3b7d757d) SHA1(8737721764b181b050d776b2d2e1208419f8e5eb) ) ROM_CONTINUE( 0x180000, 0x20000 ) ROM_LOAD16_BYTE( "u06", 0x080001, 0x20000, CRC(c09353a2) SHA1(f3588ec75b757232bdaa40d055e171a501122bfa) ) ROM_CONTINUE( 0x180001, 0x20000 ) ROM_LOAD16_BYTE( "u01", 0x0c0000, 0x20000, CRC(948a5faf) SHA1(186ab3ab0ede168beaa4dae0cba753df10cdac46) ) ROM_CONTINUE( 0x1c0000, 0x20000 ) ROM_LOAD16_BYTE( "u05", 0x0c0001, 0x20000, CRC(616965e2) SHA1(588ea3c5c7838c50b2157ff1074f629d9d85791c) ) ROM_CONTINUE( 0x1c0001, 0x20000 ) ROM_REGION( 0x40000, REGION_CPU2, 0 ) /* TMS320C26 */ ROM_LOAD16_BYTE( "u34", 0x00000, 0x08000, CRC(dc1df70b) SHA1(e42fa7e34e50e0bd2aaeea5c55d750ed3286610d) ) ROM_LOAD16_BYTE( "u35", 0x00001, 0x08000, CRC(ac999431) SHA1(7e4c2dcaedcb7e7c67072a179e4b8488d2bbdac7) ) ROM_REGION( 0x200000, REGION_USER2, 0 ) /* TMS32026 data */ ROM_LOAD( "u17c", 0x000000, 0x40000, CRC(ea3cc41d) SHA1(e703e789dfbcfaec878a990031ce839164c51253) ) ROM_LOAD( "u16c", 0x040000, 0x40000, CRC(2e6680ea) SHA1(cb30dc789039aab491428d075fee9e0bc04fd2ce) ) ROM_LOAD( "u15c", 0x080000, 0x40000, CRC(8e5f248e) SHA1(a954d3c20dc0b70f83c4c238db30a33285fcb353) ) ROM_LOAD( "u14c", 0x0c0000, 0x40000, CRC(dcd6cf71) SHA1(b1f53bffdd19f5da1d8664765d504568d1f5867c) ) ROM_LOAD( "u13c", 0x100000, 0x40000, CRC(5a7fe750) SHA1(bbbd45380545cb0f17d9f6811b2a7300fa3b682d) ) ROM_LOAD( "u12c", 0x140000, 0x40000, CRC(4f246958) SHA1(ee4446159635b6c44d88d8f6aac52787a89403c1) ) ROM_LOAD( "u11c", 0x180000, 0x40000, CRC(92cd2b03) SHA1(e80df65f8ec5ed2178f623bdd975e2b01a12a184) ) ROM_LOAD( "u10c", 0x1c0000, 0x40000, CRC(a3dbcae3) SHA1(af997f3f56f406d5eb9fa415e1672b2d129815b8) ) ROM_END ROM_START( 9ballsht ) ROM_REGION16_LE( 0x80000, REGION_USER1, 0 ) /* 34010 code */ ROM_LOAD16_BYTE( "u112", 0x00000, 0x40000, CRC(b3855e59) SHA1(c3175df24b85897783169bcaccd61630e512f7f6) ) ROM_LOAD16_BYTE( "u113", 0x00001, 0x40000, CRC(30cbf462) SHA1(64b2e2d40c2a92c4f4823dc866e5464792954ac3) ) ROM_REGION16_LE( 0x100000, REGION_GFX1, 0 ) /* gfx data read by main CPU */ ROM_LOAD16_BYTE( "u110", 0x00000, 0x80000, CRC(890ed5c0) SHA1(eaf06ee5b6c5ed0103b535396b4517012818a416) ) ROM_LOAD16_BYTE( "u111", 0x00001, 0x80000, CRC(1a9f1145) SHA1(ba52a6d1aca26484c320518f69c66ce3ceb4adcf) ) ROM_REGION( 0x40000, REGION_CPU2, 0 ) /* TMS320C26 */ ROM_LOAD16_BYTE( "u34", 0x00000, 0x08000, CRC(dc1df70b) SHA1(e42fa7e34e50e0bd2aaeea5c55d750ed3286610d) ) ROM_LOAD16_BYTE( "u35", 0x00001, 0x08000, CRC(ac999431) SHA1(7e4c2dcaedcb7e7c67072a179e4b8488d2bbdac7) ) ROM_REGION( 0x100000, REGION_USER2, 0 ) /* TMS32026 data */ ROM_LOAD( "u54", 0x00000, 0x80000, CRC(1be5819c) SHA1(308b5b1fe05634419d03956ae1b2e5a61206900f) ) ROM_LOAD( "u53", 0x80000, 0x80000, CRC(d401805d) SHA1(f4bcb2bdc45c3bc5ca423e518cdea8b3a7e8d60e) ) ROM_END /* all ROMs for this set were missing except for the main program, I assume the others are the same. */ ROM_START( 9ballsh2 ) ROM_REGION16_LE( 0x80000, REGION_USER1, 0 ) /* 34010 code */ ROM_LOAD16_BYTE( "e-scape.112", 0x00000, 0x40000, CRC(aee8114f) SHA1(a0d0e9e3a879393585b85ac6d04e31a7d4221179) ) ROM_LOAD16_BYTE( "e-scape.113", 0x00001, 0x40000, CRC(ccd472a7) SHA1(d074080e987c233b26b3c72248411c575f7a2293) ) ROM_REGION16_LE( 0x100000, REGION_GFX1, 0 ) /* gfx data read by main CPU */ ROM_LOAD16_BYTE( "u110", 0x00000, 0x80000, CRC(890ed5c0) SHA1(eaf06ee5b6c5ed0103b535396b4517012818a416) ) ROM_LOAD16_BYTE( "u111", 0x00001, 0x80000, CRC(1a9f1145) SHA1(ba52a6d1aca26484c320518f69c66ce3ceb4adcf) ) ROM_REGION( 0x40000, REGION_CPU2, 0 ) /* TMS320C26 */ ROM_LOAD16_BYTE( "u34", 0x00000, 0x08000, CRC(dc1df70b) SHA1(e42fa7e34e50e0bd2aaeea5c55d750ed3286610d) ) ROM_LOAD16_BYTE( "u35", 0x00001, 0x08000, CRC(ac999431) SHA1(7e4c2dcaedcb7e7c67072a179e4b8488d2bbdac7) ) ROM_REGION( 0x100000, REGION_USER2, 0 ) /* TMS32026 data */ ROM_LOAD( "u54", 0x00000, 0x80000, CRC(1be5819c) SHA1(308b5b1fe05634419d03956ae1b2e5a61206900f) ) ROM_LOAD( "u53", 0x80000, 0x80000, CRC(d401805d) SHA1(f4bcb2bdc45c3bc5ca423e518cdea8b3a7e8d60e) ) ROM_END ROM_START( 9ballsh3 ) ROM_REGION16_LE( 0x80000, REGION_USER1, 0 ) /* 34010 code */ ROM_LOAD16_BYTE( "8e_1826.112", 0x00000, 0x40000, CRC(486f7a8b) SHA1(635e3b1e7a21a86dd3d0ea994e9b923b06df587e) ) ROM_LOAD16_BYTE( "8e_6166.113", 0x00001, 0x40000, CRC(c41db70a) SHA1(162112f9f5bb6345920a45c41da6a249796bd21f) ) ROM_REGION16_LE( 0x100000, REGION_GFX1, 0 ) /* gfx data read by main CPU */ ROM_LOAD16_BYTE( "u110", 0x00000, 0x80000, CRC(890ed5c0) SHA1(eaf06ee5b6c5ed0103b535396b4517012818a416) ) ROM_LOAD16_BYTE( "u111", 0x00001, 0x80000, CRC(1a9f1145) SHA1(ba52a6d1aca26484c320518f69c66ce3ceb4adcf) ) ROM_REGION( 0x40000, REGION_CPU2, 0 ) /* TMS320C26 */ ROM_LOAD16_BYTE( "u34", 0x00000, 0x08000, CRC(dc1df70b) SHA1(e42fa7e34e50e0bd2aaeea5c55d750ed3286610d) ) ROM_LOAD16_BYTE( "u35", 0x00001, 0x08000, CRC(ac999431) SHA1(7e4c2dcaedcb7e7c67072a179e4b8488d2bbdac7) ) ROM_REGION( 0x100000, REGION_USER2, 0 ) /* TMS32026 data */ ROM_LOAD( "u54", 0x00000, 0x80000, CRC(1be5819c) SHA1(308b5b1fe05634419d03956ae1b2e5a61206900f) ) ROM_LOAD( "u53", 0x80000, 0x80000, CRC(d401805d) SHA1(f4bcb2bdc45c3bc5ca423e518cdea8b3a7e8d60e) ) ROM_END /************************************* * * Driver init * *************************************/ static DRIVER_INIT( coolpool ) { memory_install_read16_handler(1, ADDRESS_SPACE_IO, 0x07, 0x07, 0, 0, coolpool_input_r); } static DRIVER_INIT( 9ballsht ) { int a; UINT16 *rom; /* decrypt the main program ROMs */ rom = (UINT16 *)memory_region(REGION_USER1); for (a = 0;a < memory_region_length(REGION_USER1)/2;a++) { int hi,lo,nhi,nlo; hi = rom[a] >> 8; lo = rom[a] & 0xff; nhi = BITSWAP8(hi,5,2,0,7,6,4,3,1) ^ 0x29; if (hi & 0x01) nhi ^= 0x03; if (hi & 0x10) nhi ^= 0xc1; if (hi & 0x20) nhi ^= 0x40; if (hi & 0x40) nhi ^= 0x12; nlo = BITSWAP8(lo,5,3,4,6,7,1,2,0) ^ 0x80; if ((lo & 0x02) && (lo & 0x04)) nlo ^= 0x01; if (lo & 0x04) nlo ^= 0x0c; if (lo & 0x08) nlo ^= 0x10; rom[a] = (nhi << 8) | nlo; } /* decrypt the sub data ROMs */ rom = (UINT16 *)memory_region(REGION_USER2); for (a = 1;a < memory_region_length(REGION_USER2)/2;a+=4) { /* just swap bits 1 and 2 of the address */ UINT16 tmp = rom[a]; rom[a] = rom[a+1]; rom[a+1] = tmp; } } /************************************* * * Game drivers * *************************************/ GAME( 1989, amerdart, 0, amerdart, amerdart, 0, ROT0, "Ameri", "AmeriDarts (set 1)", GAME_NO_SOUND ) GAME( 1989, amerdar2, amerdart, amerdart, amerdart, 0, ROT0, "Ameri", "AmeriDarts (set 2)", GAME_NO_SOUND ) GAME( 1992, coolpool, 0, coolpool, coolpool, coolpool, ROT0, "Catalina", "Cool Pool", 0 ) GAME( 1993, 9ballsht, 0, 9ballsht, 9ballsht, 9ballsht, ROT0, "E-Scape EnterMedia (Bundra license)", "9-Ball Shootout (set 1)", 0 ) GAME( 1993, 9ballsh2, 9ballsht, 9ballsht, 9ballsht, 9ballsht, ROT0, "E-Scape EnterMedia (Bundra license)", "9-Ball Shootout (set 2)", 0 ) GAME( 1993, 9ballsh3, 9ballsht, 9ballsht, 9ballsht, 9ballsht, ROT0, "E-Scape EnterMedia (Bundra license)", "9-Ball Shootout (set 3)", 0 )