/********************************************************************************************************************* Last Fighting (C)2000 Subsino driver by Luca Elia PCB Layout ---------- |------------------------------------------------------| |TDA1519A | | VOL | | HM86171 ULN2003 | | LM324 | | S-1 ULN2003 | | | | |-----| ULN2003 | | |-----| |U1 | | | V100.U7 |U6 | | | | |J | | |-----| | |A |-----| | |M | |M | |A KM428C256 32MHz CXK58257 | | |----ROM BOARD------| | | | | V106.U16 | | | U19 | SW1| | | |-------| | |-----| | | | |SUBSINO| | |H8 | | | | |9623EX | | |-----| |3044 | | | | |008 | | |EPM | |-----| | | | |-------| | |7032 | | | | CN2 | |-----| 3V_BATT| |-----|-------------------|----------------------------| Notes: H8/3044 - Subsino re-badged Hitachi H8/3044 HD6433044A22F Microcontroller (QFP100) The H8/3044 is a H8/3002 with 24bit address bus and has 32k MASKROM and 2k RAM, clock input is 16.000MHz [32/2] MD0,MD1 & MD2 are configured to MODE 6 16M-Byte Expanded Mode with the on-chip 32k MASKROM enabled. EPM7032 - Altera EPM7032LC44-15T CPLD (PLCC44) CXK58257 - Sony CXK58257 32k x8 SRAM (SOP28) KM428C256 - Samsung Semiconductor KM428C256 256k x8 Dual Port DRAM (SOJ40) ULKN2003 - Toshiba ULN2003 High Voltage High Current Darlington Transistor Array comprising 7 NPN Darlinton pairs (DIP16) HM86171 - Hualon Microelectronics HMC HM86171 VGA 256 colour RAMDAC (DIP28) 3V_BATT - 3 Volt Coin Battery. This is tied to the CXK58257 SRAM. It appears to be used as an EEPROM, as the game has on-board settings in test mode and there's no DIPs and no EEPROM. S-1 - ?? Probably some kind of audio OP AMP or DAC? (DIP8) TDA1519A - Philips TDA1519A 22W BTL/Dual 11W Audio Power Amplifier IC (SIL9) CN2 - 70 pin connector for connection of ROM board SW1 - Push Button Test Switch HSync - 15.75kHz VSync - 60Hz ROM BOARD - Small Daughterboard containing positions for 8x 16MBit SOP44 MASKROMs. Only positions 1-4 are populated. Custom ICs - U19 - SUBSINO 9623EX008 (QFP208) H8/3044 - SUBSINO SS9689 6433044A22F, rebadged Hitachi H8/3044 MCU (QFP100) U1 - SUBSINO SS9802 9933 (QFP100) U6 - SUBSINO SS9804 0001 (QFP100) ROMs - V106.U16 - MX27C4000 4MBit DIP32 EPROM; Main Program V100.U7 - ST M27C801 8MBit DIP32 EPROM; Audio Samples? *********************************************************************************************************************/ #include "emu.h" #include "deprecat.h" #include "cpu/h83002/h8.h" #include "machine/nvram.h" class lastfght_state : public driver_device { public: lastfght_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag) { } /* video-related */ bitmap_t *m_bitmap[2]; int m_clr_offset; int m_dest; int m_hi; int m_sx; int m_sx1; int m_dsx; int m_sy; int m_sy1; int m_dsy; int m_sp; int m_sr; int m_x; int m_y; int m_w; int m_h; unsigned m_base; int m_view_roms; /* misc */ UINT16 m_c00006; /* devices */ device_t *m_maincpu; /* memory */ UINT8 m_colorram[256 * 3]; }; /*************************************************************************** Video Hardware ***************************************************************************/ static VIDEO_START( lastfght ) { lastfght_state *state = machine.driver_data(); int i; for (i = 0; i < 2; i++) state->m_bitmap[i] = machine.primary_screen->alloc_compatible_bitmap(); state->save_item(NAME(*state->m_bitmap[0])); state->save_item(NAME(*state->m_bitmap[1])); state->save_item(NAME(state->m_colorram)); } static SCREEN_UPDATE( lastfght ) { lastfght_state *state = screen->machine().driver_data(); #ifdef MAME_DEBUG #if 1 // gfx roms viewer (toggle with enter, use pgup/down to browse) int x, y, count = 0; UINT8 *gfxdata = screen->machine().region("gfx1")->base(); UINT8 data; if (screen->machine().input().code_pressed_once(KEYCODE_ENTER)) state->m_view_roms ^= 1; if (state->m_view_roms) { if (screen->machine().input().code_pressed_once(KEYCODE_PGDN)) state->m_base += 512 * 256; if (screen->machine().input().code_pressed_once(KEYCODE_PGUP)) state->m_base -= 512 * 256; state->m_base %= screen->machine().region("gfx1")->bytes(); count = state->m_base; bitmap_fill(bitmap, cliprect , get_black_pen(screen->machine())); for (y = 0 ; y < 256; y++) { for (x = 0; x < 512; x++) { data = (((count & 0xf) == 0) && ((count & 0x1e00) == 0)) ? get_white_pen(screen->machine()) : gfxdata[count]; // white grid or data *BITMAP_ADDR16(bitmap, y, x) = data; count++; } } popmessage("%x", state->m_base); return 0; } #endif #endif copybitmap(bitmap, state->m_bitmap[state->m_dest ^ 1], 0, 0, 0, 0, cliprect); return 0; } // Palette: HMC HM86171 VGA 256 colour RAMDAC static WRITE16_HANDLER( colordac_w ) { lastfght_state *state = space->machine().driver_data(); if (ACCESSING_BITS_0_7) { state->m_colorram[state->m_clr_offset] = data; palette_set_color_rgb(space->machine(), state->m_clr_offset / 3, pal6bit(state->m_colorram[(state->m_clr_offset / 3) * 3 + 0]), pal6bit(state->m_colorram[(state->m_clr_offset / 3) * 3 + 1]), pal6bit(state->m_colorram[(state->m_clr_offset / 3) * 3 + 2]) ); state->m_clr_offset = (state->m_clr_offset + 1) % (256 * 3); } if (ACCESSING_BITS_8_15) { state->m_clr_offset = (data >> 8) * 3; } } // Blitter (supports zooming) // high byte of a 16 bit register static WRITE16_HANDLER( lastfght_hi_w ) { lastfght_state *state = space->machine().driver_data(); if (ACCESSING_BITS_8_15) logerror("%06x: 600000.b = %02x\n", cpu_get_pc(&space->device()), data >> 8); if (ACCESSING_BITS_0_7) { state->m_hi = data << 8; //logerror("%06x: lastfght_hi = %02x\n", cpu_get_pc(&space->device()), data); } } // screen x static WRITE16_HANDLER( lastfght_x_w ) { lastfght_state *state = space->machine().driver_data(); if (ACCESSING_BITS_8_15) logerror("%06x: 800008.b = %02x\n", cpu_get_pc(&space->device()), data >> 8); if (ACCESSING_BITS_0_7) { state->m_x = state->m_hi | data; //logerror("%06x: lastfght_x = %02x\n", cpu_get_pc(&space->device()),data); } } // screen y, screen width - 1 static WRITE16_HANDLER( lastfght_yw_w ) { lastfght_state *state = space->machine().driver_data(); if (ACCESSING_BITS_8_15) { state->m_y = state->m_hi | (data >> 8); //logerror("%06x: lastfght_y = %02x\n", cpu_get_pc(&space->device()), data >> 8); } if (ACCESSING_BITS_0_7) { state->m_w = state->m_hi | data; //logerror("%06x: lastfght_w = %02x\n", cpu_get_pc(&space->device()), data); } } // screen height - 1 static WRITE16_HANDLER( lastfght_h_w ) { lastfght_state *state = space->machine().driver_data(); if (ACCESSING_BITS_8_15) { state->m_h = state->m_hi | (data >> 8); //logerror("%06x: lastfght_h = %02x\n", cpu_get_pc(&space->device()), data >> 8); } if (ACCESSING_BITS_0_7) logerror("%06x: 80000d.b = %02x\n", cpu_get_pc(&space->device()), data); } // source delta x << 6, source x << 6 static WRITE16_HANDLER( lastfght_sx_w ) { lastfght_state *state = space->machine().driver_data(); if (ACCESSING_BITS_8_15) { state->m_dsx = state->m_hi | (data >> 8); //logerror("%06x: lastfght_dsx = %02x\n", cpu_get_pc(&space->device()), data >> 8); } if (ACCESSING_BITS_0_7) { state->m_sx = state->m_hi | data; //logerror("%06x: lastfght_sx = %02x\n", cpu_get_pc(&space->device()), data); } } // source y << 6, source y1 << 6 static WRITE16_HANDLER( lastfght_sy_w ) { lastfght_state *state = space->machine().driver_data(); if (ACCESSING_BITS_8_15) { state->m_sy = state->m_hi | (data >> 8); //logerror("%06x: lastfght_sy = %02x\n", cpu_get_pc(&space->device()), data >> 8); } if (ACCESSING_BITS_0_7) { state->m_sy1 = state->m_hi | data; //logerror("%06x: lastfght_sy1 = %02x\n", cpu_get_pc(&space->device()), data); } } // source rom (0x200000 bytes), source page (512x256 bytes) static WRITE16_HANDLER( lastfght_sr_w ) { lastfght_state *state = space->machine().driver_data(); if (ACCESSING_BITS_8_15) { state->m_sp = (state->m_hi >> 8) >> 4; //logerror("%06x: lastfght_sp = %02x\n", cpu_get_pc(&space->device()), data >> 8); } if (ACCESSING_BITS_0_7) { state->m_sr = data; //logerror("%06x: lastfght_sr = %02x\n", cpu_get_pc(&space->device()), data); } } // source x1 << 6, source delta y << 6 static WRITE16_HANDLER( lastfght_sd_w ) { lastfght_state *state = space->machine().driver_data(); if (ACCESSING_BITS_8_15) { state->m_sx1 = state->m_hi | (data >> 8); //logerror("%06x: lastfght_sx1 = %02x\n", cpu_get_pc(&space->device()), data >> 8); } if (ACCESSING_BITS_0_7) { state->m_dsy = state->m_hi | data; //logerror("%06x: lastfght_dsy = %02x\n", cpu_get_pc(&space->device()), data); } } // start blit static WRITE16_HANDLER( lastfght_blit_w ) { lastfght_state *state = space->machine().driver_data(); if (ACCESSING_BITS_8_15) { int x, y, addr; UINT8 *gfxdata = space->machine().region( "gfx1" )->base(); bitmap_t *dest = state->m_bitmap[state->m_dest]; #if 0 logerror("%06x: blit x %03x, y %03x, w %03x, h %03x, sx %03x.%02x, sx1 %03x.%02x, dsx %03x.%02x, sy %03x.%02x, sy1 %03x.%02x, dsy %03x.%02x, sp %02x, sr %02x, data %02x\n", cpu_get_pc(&space->device()), state->m_x, state->m_y, state->m_w + 1, state->m_h + 1, state->m_sx >> 6, state->m_sx & 0x3f, state->m_sx1 >> 6, state->m_dsx & 0x3f, state->m_sx1 >> 6, state->m_sx1 & 0x3f, state->m_sy >> 6, state->m_sy & 0x3f, state->m_sy1 >> 6, state->m_dsy & 0x3f, state->m_sy1 >> 6, state->m_sy1 & 0x3f, state->m_sp, state->m_sr, data >> 8); #endif for (y = 0; y <= state->m_h; y++) { for (x = 0; x <= state->m_w; x++) { addr = (((state->m_sx + state->m_sx1 + state->m_dsx * x) >> 6) & 0x1ff) + (((state->m_sy + state->m_sy1 + state->m_dsy * y) >> 6) & 0xff) * 0x200 + state->m_sp * 0x200 * 0x100 + state->m_sr * 0x200000; data = gfxdata[addr]; if (data && (state->m_x + x >= 0) && (state->m_x + x < 512) && (state->m_y + y >= 0) && (state->m_y + y < 256)) *BITMAP_ADDR16(dest, state->m_y + y, state->m_x + x) = data; } } } if (ACCESSING_BITS_0_7) logerror("%06x: 600007.b = %02x\n", cpu_get_pc(&space->device()), data); } // toggle framebuffer static WRITE16_HANDLER( lastfght_dest_w ) { lastfght_state *state = space->machine().driver_data(); if (ACCESSING_BITS_0_7) state->m_dest ^= 1; } static READ16_HANDLER( lastfght_c00000_r ) { // high byte: // bit 7 = blitter busy // bit 6 = blitter? return 0x4000; } static READ16_HANDLER( lastfght_c00002_r ) { // high byte: // mask 0x1c: from sound? return (space->machine().rand() & 0x1c00) | input_port_read(space->machine(), "IN0"); } static READ16_HANDLER( lastfght_c00004_r ) { return input_port_read(space->machine(), "IN1"); } static READ16_HANDLER( lastfght_c00006_r ) { // low byte: // bit 7 = protection? // bit 5 = blitter? return input_port_read(space->machine(), "IN2"); } static WRITE16_HANDLER( lastfght_c00006_w ) { lastfght_state *state = space->machine().driver_data(); COMBINE_DATA(&state->m_c00006); // popmessage("%04x", state->m_c00006); } static READ16_HANDLER( lastfght_sound_r ) { // low byte: // bit 3 return 8; } static WRITE16_HANDLER( lastfght_sound_w ) { if (ACCESSING_BITS_8_15) logerror("%06x: sound_w msb = %02x\n", cpu_get_pc(&space->device()), data >> 8); if (ACCESSING_BITS_0_7) logerror("%06x: sound_w lsb = %02x\n", cpu_get_pc(&space->device()), data); } /*************************************************************************** Memory Maps ***************************************************************************/ static ADDRESS_MAP_START( lastfght_map, AS_PROGRAM, 16 ) ADDRESS_MAP_GLOBAL_MASK(0xffffff) AM_RANGE( 0x000000, 0x07ffff ) AM_ROM AM_REGION("maincpu", 0) AM_RANGE( 0x080000, 0x0fffff ) AM_ROM AM_REGION("maincpu", 0) AM_RANGE( 0x200000, 0x20ffff ) AM_RAM AM_SHARE("nvram") // battery AM_RANGE( 0x600000, 0x600001 ) AM_WRITE( lastfght_hi_w ) AM_RANGE( 0x600002, 0x600003 ) AM_READWRITE( lastfght_sound_r, lastfght_sound_w ) AM_RANGE( 0x600006, 0x600007 ) AM_WRITE( lastfght_blit_w ) AM_RANGE( 0x600008, 0x600009 ) AM_WRITE( colordac_w ) AM_RANGE( 0x60000a, 0x60000b ) AM_WRITENOP // colordac? AM_RANGE( 0x800000, 0x800001 ) AM_WRITE( lastfght_sx_w ) AM_RANGE( 0x800002, 0x800003 ) AM_WRITE( lastfght_sd_w ) AM_RANGE( 0x800004, 0x800005 ) AM_WRITE( lastfght_sy_w ) AM_RANGE( 0x800006, 0x800007 ) AM_WRITE( lastfght_sr_w ) AM_RANGE( 0x800008, 0x800009 ) AM_WRITE( lastfght_x_w ) AM_RANGE( 0x80000a, 0x80000b ) AM_WRITE( lastfght_yw_w ) AM_RANGE( 0x80000c, 0x80000d ) AM_WRITE( lastfght_h_w ) AM_RANGE( 0x800014, 0x800015 ) AM_WRITE( lastfght_dest_w ) AM_RANGE( 0xc00000, 0xc00001 ) AM_READ( lastfght_c00000_r ) AM_RANGE( 0xc00002, 0xc00003 ) AM_READ( lastfght_c00002_r ) AM_RANGE( 0xc00004, 0xc00005 ) AM_READ( lastfght_c00004_r ) AM_RANGE( 0xc00006, 0xc00007 ) AM_READWRITE( lastfght_c00006_r, lastfght_c00006_w ) AM_RANGE( 0xff0000, 0xffffff ) AM_RAM ADDRESS_MAP_END /*************************************************************************** Input Ports ***************************************************************************/ static INPUT_PORTS_START( lastfght ) PORT_START("IN0") /* IN0 - c00002&3 */ PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_SERVICE1 ) PORT_BIT( 0x0002, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x0004, IP_ACTIVE_LOW, IPT_OTHER ) PORT_NAME("Reset") PORT_CODE(KEYCODE_F1) PORT_BIT( 0x0008, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x0010, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x0020, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x0040, IP_ACTIVE_LOW, IPT_SERVICE ) PORT_BIT( 0x0080, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x0100, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x0200, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x0400, IP_ACTIVE_HIGH,IPT_SPECIAL ) PORT_BIT( 0x0800, IP_ACTIVE_HIGH,IPT_SPECIAL ) PORT_BIT( 0x1000, IP_ACTIVE_HIGH,IPT_SPECIAL ) PORT_BIT( 0x2000, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x4000, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x8000, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_START("IN1") /* IN1 - c00004&5 */ PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_BIT( 0x0002, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_BIT( 0x0004, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x0008, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_BIT( 0x0010, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x0020, IP_ACTIVE_LOW, IPT_START1 ) PORT_BIT( 0x0040, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x0080, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_BIT( 0x0100, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_BIT( 0x0200, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_BIT( 0x0400, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_PLAYER(2) PORT_BIT( 0x0800, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_PLAYER(2) PORT_BIT( 0x1000, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x2000, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x4000, IP_ACTIVE_LOW, IPT_COIN1 ) PORT_BIT( 0x8000, IP_ACTIVE_LOW, IPT_COIN2 ) PORT_START("IN2") /* IN2 - c00006&7 */ PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x0002, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x0004, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x0008, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x0010, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x0020, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x0040, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x0080, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x0100, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2) PORT_BIT( 0x0200, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2) PORT_BIT( 0x0400, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x0800, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_PLAYER(2) PORT_BIT( 0x1000, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x2000, IP_ACTIVE_LOW, IPT_START2 ) PORT_BIT( 0x4000, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x8000, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_PLAYER(2) INPUT_PORTS_END /*************************************************************************** Machine Drivers ***************************************************************************/ static INTERRUPT_GEN( unknown_interrupt ) { lastfght_state *state = device->machine().driver_data(); switch (cpu_getiloops(device)) { case 0: generic_pulse_irq_line(device, 0); break; default: device_set_input_line(state->m_maincpu, H8_METRO_TIMER_HACK, HOLD_LINE); break; } } static MACHINE_START( lastfght ) { lastfght_state *state = machine.driver_data(); state->m_maincpu = machine.device("maincpu"); state->save_item(NAME(state->m_clr_offset)); state->save_item(NAME(state->m_dest)); state->save_item(NAME(state->m_hi)); state->save_item(NAME(state->m_sx)); state->save_item(NAME(state->m_sx1)); state->save_item(NAME(state->m_dsx)); state->save_item(NAME(state->m_sy)); state->save_item(NAME(state->m_sy1)); state->save_item(NAME(state->m_dsy)); state->save_item(NAME(state->m_sp)); state->save_item(NAME(state->m_sr)); state->save_item(NAME(state->m_x)); state->save_item(NAME(state->m_y)); state->save_item(NAME(state->m_w)); state->save_item(NAME(state->m_h)); state->save_item(NAME(state->m_c00006)); } static MACHINE_RESET( lastfght ) { lastfght_state *state = machine.driver_data(); state->m_clr_offset = 0; state->m_dest = 0; state->m_hi = 0; state->m_sx = 0; state->m_sx1 = 0; state->m_dsx = 0; state->m_sy = 0; state->m_sy1 = 0; state->m_dsy = 0; state->m_sp = 0; state->m_sr = 0; state->m_x = 0; state->m_y = 0; state->m_w = 0; state->m_h = 0; state->m_c00006 = 0; } static MACHINE_CONFIG_START( lastfght, lastfght_state ) /* basic machine hardware */ MCFG_CPU_ADD("maincpu", H83044, 32000000/2) MCFG_CPU_PROGRAM_MAP( lastfght_map) MCFG_CPU_VBLANK_INT_HACK(unknown_interrupt,2) MCFG_NVRAM_ADD_0FILL("nvram") MCFG_MACHINE_START(lastfght) MCFG_MACHINE_RESET(lastfght) /* video hardware */ MCFG_PALETTE_LENGTH( 256 ) MCFG_SCREEN_ADD("screen", RASTER) MCFG_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16) MCFG_SCREEN_SIZE( 512, 256 ) MCFG_SCREEN_VISIBLE_AREA( 0, 512-1, 0, 256-16-1 ) MCFG_SCREEN_REFRESH_RATE( 60 ) MCFG_SCREEN_UPDATE( lastfght ) MCFG_VIDEO_START( lastfght ) MACHINE_CONFIG_END /*************************************************************************** ROMs Loading ***************************************************************************/ ROM_START( lastfght ) ROM_REGION( 0x100000, "maincpu", 0 ) // H8/3044 program ROM_LOAD( "v106.u16", 0x000000, 0x080000, CRC(7aec89f4) SHA1(7cff00844ad82a0f8d19b1bd07ba3a2bced69d66) ) ROM_REGION( 0x800000, "gfx1", 0 ) // Blitter data ROM_LOAD( "1.b1", 0x000000, 0x200000, CRC(6c438136) SHA1(138934e948bbd6bd80f354f037badedef6cd8cb1) ) ROM_LOAD( "2.b2", 0x200000, 0x200000, CRC(9710bcff) SHA1(0291385489a065ed895c99ae7197fdeac0a0e2a0) ) ROM_LOAD( "3.b3", 0x400000, 0x200000, CRC(4236c79a) SHA1(94f093d12c096d38d1e7278796f6d58e4ba14e2e) ) ROM_LOAD( "4.b4", 0x600000, 0x200000, CRC(68153b0f) SHA1(46ddf37d5885f411e0e6de9c7e8969ba3a00f17f) ) ROM_REGION( 0x100000, "samples", 0 ) // Samples ROM_LOAD( "v100.u7", 0x000000, 0x100000, CRC(c134378c) SHA1(999c75f3a7890421cfd904a926ca377ee43a6825) ) ROM_END static DRIVER_INIT(lastfght) { UINT16 *rom = (UINT16*)machine.region("maincpu")->base(); // pass initial check (protection ? hw?) rom[0x00354 / 2] = 0x403e; // rts -> rte rom[0x01b86 / 2] = 0x5670; } GAME( 2000, lastfght, 0, lastfght, lastfght, lastfght, ROT0, "Subsino", "Last Fighting", GAME_NO_SOUND | GAME_SUPPORTS_SAVE )