diff options
Diffstat (limited to 'trunk/src/mame/drivers/gunbustr.c')
-rw-r--r-- | trunk/src/mame/drivers/gunbustr.c | 461 |
1 files changed, 461 insertions, 0 deletions
diff --git a/trunk/src/mame/drivers/gunbustr.c b/trunk/src/mame/drivers/gunbustr.c new file mode 100644 index 00000000000..79eecfc1114 --- /dev/null +++ b/trunk/src/mame/drivers/gunbustr.c @@ -0,0 +1,461 @@ +/**************************************************************************** + + Gunbuster (c) 1992 Taito + + Driver by Bryan McPhail & David Graves. + + Board Info: + + CPU : 68EC020 68000 + SOUND : Ensoniq + OSC. : 40.000MHz 16.000MHz 30.47618MHz + + * This board (K11J0717A) uses following chips: + - TC0470LIN + - TC0480SCP + - TC0570SPC + - TC0260DAR + - TC0510NIO + + Gunbuster uses a slightly enhanced sprite system from the one + in Taito Z games. + + The key feature remains the use of a sprite map rom which allows + the sprite hardware to create many large zoomed sprites on screen + while minimizing the main cpu load. + + This feature makes the SZ system complementary to the F3 system + which, owing to its F2 sprite hardware, is not very well suited to + 3d games. (Taito abandoned the SZ system once better 3d hardware + platforms were available in the mid 1990s.) + + Gunbuster also uses the TC0480SCP tilemap chip (like the last Taito + Z game, Double Axle). + + Todo: + + FLIPX support in taitoic.c is not quite correct - the Taito logo is wrong, + and the floor in the Doom levels has horizontal scrolling where it shouldn't. + + No networked machine support + +***************************************************************************/ + +#include "emu.h" +#include "cpu/m68000/m68000.h" +#include "video/taitoic.h" +#include "machine/eeprom.h" +#include "sound/es5506.h" +#include "audio/taito_en.h" +#include "includes/gunbustr.h" + + +/*********************************************************************/ + +static TIMER_CALLBACK( gunbustr_interrupt5 ) +{ + cputag_set_input_line(machine, "maincpu", 5, HOLD_LINE); +} + +static INTERRUPT_GEN( gunbustr_interrupt ) +{ + device->machine().scheduler().timer_set(downcast<cpu_device *>(device)->cycles_to_attotime(200000-500), FUNC(gunbustr_interrupt5)); + device_set_input_line(device, 4, HOLD_LINE); +} + +WRITE32_MEMBER(gunbustr_state::gunbustr_palette_w) +{ + int a; + COMBINE_DATA(&m_generic_paletteram_32[offset]); + + a = m_generic_paletteram_32[offset] >> 16; + palette_set_color_rgb(machine(),offset*2,pal5bit(a >> 10),pal5bit(a >> 5),pal5bit(a >> 0)); + + a = m_generic_paletteram_32[offset] &0xffff; + palette_set_color_rgb(machine(),offset*2+1,pal5bit(a >> 10),pal5bit(a >> 5),pal5bit(a >> 0)); +} + +CUSTOM_INPUT_MEMBER(gunbustr_state::coin_word_r) +{ + return m_coin_word; +} + +WRITE32_MEMBER(gunbustr_state::gunbustr_input_w) +{ + switch (offset) + { + case 0x00: + { + if (ACCESSING_BITS_24_31) + { + /* $400000 is watchdog */ + machine().watchdog_reset(); + } + + if (ACCESSING_BITS_0_7) + { + eeprom_device *eeprom = machine().device<eeprom_device>("eeprom"); + eeprom->set_clock_line((data & 0x20) ? ASSERT_LINE : CLEAR_LINE); + eeprom->write_bit(data & 0x40); + eeprom->set_cs_line((data & 0x10) ? CLEAR_LINE : ASSERT_LINE); + } + break; + } + + case 0x01: + { + if (ACCESSING_BITS_24_31) + { + if (m_coin_lockout) + { + coin_lockout_w(machine(), 0, ~data & 0x01000000); + coin_lockout_w(machine(), 1, ~data & 0x02000000); + } + + // game does not write a separate counter for coin 2! maybe in linked mode? + coin_counter_w(machine(), 0, data & 0x04000000); + coin_counter_w(machine(), 1, data & 0x04000000); + m_coin_word = (data >> 16) &0xffff; + } + //logerror("CPU #0 PC %06x: write input %06x\n",cpu_get_pc(&device()),offset); + break; + } + } +} + +WRITE32_MEMBER(gunbustr_state::motor_control_w) +{ + // Standard value poked into MSW is 0x3c00 + // (0x2000 and zero are written at startup) + output_set_value("Player1_Gun_Recoil", (data & 0x1000000) ? 1 : 0); + output_set_value("Player2_Gun_Recoil", (data & 0x10000) ? 1 : 0); + output_set_value("Hit_lamp", (data & 0x40000) ? 1 : 0); +} + + + +READ32_MEMBER(gunbustr_state::gunbustr_gun_r) +{ + return ( ioport("LIGHT0_X")->read() << 24) | (ioport("LIGHT0_Y")->read() << 16) | + ( ioport("LIGHT1_X")->read() << 8) | ioport("LIGHT1_Y")->read(); +} + +WRITE32_MEMBER(gunbustr_state::gunbustr_gun_w) +{ + /* 10000 cycle delay is arbitrary */ + machine().scheduler().timer_set(downcast<cpu_device *>(&space.device())->cycles_to_attotime(10000), FUNC(gunbustr_interrupt5)); +} + + +/*********************************************************** + MEMORY STRUCTURES +***********************************************************/ + +static ADDRESS_MAP_START( gunbustr_map, AS_PROGRAM, 32, gunbustr_state ) + AM_RANGE(0x000000, 0x0fffff) AM_ROM + AM_RANGE(0x200000, 0x21ffff) AM_RAM AM_SHARE("ram") /* main CPUA ram */ + AM_RANGE(0x300000, 0x301fff) AM_RAM AM_SHARE("spriteram") /* Sprite ram */ + AM_RANGE(0x380000, 0x380003) AM_WRITE(motor_control_w) /* motor, lamps etc. */ + AM_RANGE(0x390000, 0x3907ff) AM_RAM AM_SHARE("f3_shared") /* Sound shared ram */ + AM_RANGE(0x400000, 0x400003) AM_READ_PORT("P1_P2") + AM_RANGE(0x400004, 0x400007) AM_READ_PORT("SYSTEM") + AM_RANGE(0x400000, 0x400007) AM_WRITE(gunbustr_input_w) /* eerom etc. */ + AM_RANGE(0x500000, 0x500003) AM_READWRITE(gunbustr_gun_r, gunbustr_gun_w) /* gun coord read */ + AM_RANGE(0x800000, 0x80ffff) AM_DEVREADWRITE_LEGACY("tc0480scp", tc0480scp_long_r, tc0480scp_long_w) + AM_RANGE(0x830000, 0x83002f) AM_DEVREADWRITE_LEGACY("tc0480scp", tc0480scp_ctrl_long_r, tc0480scp_ctrl_long_w) + AM_RANGE(0x900000, 0x901fff) AM_RAM_WRITE(gunbustr_palette_w) AM_SHARE("paletteram") /* Palette ram */ + AM_RANGE(0xc00000, 0xc03fff) AM_RAM /* network ram ?? */ +ADDRESS_MAP_END + +/*********************************************************** + INPUT PORTS (dips in eprom) +***********************************************************/ + +static INPUT_PORTS_START( gunbustr ) + PORT_START("P1_P2") + PORT_BIT( 0x00000001, IP_ACTIVE_HIGH, IPT_BUTTON3 ) PORT_PLAYER(1) /* Freeze input */ + PORT_BIT( 0x00000002, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0x00000004, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0x00000008, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0x00000010, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0x00000020, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0x00000040, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0x00000080, IP_ACTIVE_HIGH, IPT_SPECIAL ) PORT_READ_LINE_DEVICE_MEMBER("eeprom", eeprom_device, read_bit) + PORT_BIT( 0x00000100, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY PORT_PLAYER(1) + PORT_BIT( 0x00000200, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_PLAYER(1) + PORT_BIT( 0x00000400, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_PLAYER(1) + PORT_BIT( 0x00000800, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_PLAYER(1) + PORT_BIT( 0x00001000, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1) + PORT_BIT( 0x00002000, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(1) + PORT_BIT( 0x00004000, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2) + PORT_BIT( 0x00008000, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2) + + PORT_BIT( 0x00010000, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0x00020000, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0x00040000, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0x00080000, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0x00100000, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0x00200000, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0x00400000, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0x00800000, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0x01000000, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY PORT_PLAYER(2) + PORT_BIT( 0x02000000, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_PLAYER(2) + PORT_BIT( 0x04000000, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_PLAYER(2) + PORT_BIT( 0x08000000, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_PLAYER(2) + PORT_BIT( 0x10000000, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0x20000000, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0x40000000, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0x80000000, IP_ACTIVE_LOW, IPT_UNKNOWN ) + + PORT_START("SYSTEM") + PORT_SERVICE_NO_TOGGLE( 0x00000001, IP_ACTIVE_LOW ) + PORT_BIT( 0x00000002, IP_ACTIVE_LOW, IPT_SERVICE1 ) + PORT_BIT( 0x00000004, IP_ACTIVE_LOW, IPT_COIN1 ) + PORT_BIT( 0x00000008, IP_ACTIVE_LOW, IPT_COIN2 ) + PORT_BIT( 0x00000010, IP_ACTIVE_LOW, IPT_START1 ) + PORT_BIT( 0x00000020, IP_ACTIVE_LOW, IPT_START2 ) + PORT_BIT( 0x00000040, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0x00000080, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0x00000100, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0x00000200, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0x00000400, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0x00000800, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0x00001000, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0x00002000, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0x00004000, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0x00008000, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0xffff0000, IP_ACTIVE_HIGH, IPT_SPECIAL ) PORT_CUSTOM_MEMBER(DEVICE_SELF, gunbustr_state,coin_word_r, NULL) + + /* Light gun inputs */ + + PORT_START("LIGHT0_X") + PORT_BIT( 0xff, 0x80, IPT_LIGHTGUN_X ) PORT_SENSITIVITY(30) PORT_KEYDELTA(20) PORT_PLAYER(1) + + PORT_START("LIGHT0_Y") + PORT_BIT( 0xff, 0x80, IPT_LIGHTGUN_Y ) PORT_SENSITIVITY(30) PORT_KEYDELTA(20) PORT_REVERSE PORT_PLAYER(1) + + PORT_START("LIGHT1_X") + PORT_BIT( 0xff, 0x80, IPT_LIGHTGUN_X ) PORT_SENSITIVITY(30) PORT_KEYDELTA(20) PORT_PLAYER(2) + + PORT_START("LIGHT1_Y") + PORT_BIT( 0xff, 0x80, IPT_LIGHTGUN_Y ) PORT_SENSITIVITY(30) PORT_KEYDELTA(20) PORT_REVERSE PORT_PLAYER(2) +INPUT_PORTS_END + + +/*********************************************************** + GFX DECODING +**********************************************************/ + +static const gfx_layout tile16x16_layout = +{ + 16,16, /* 16*16 sprites */ + RGN_FRAC(1,1), + 4, /* 4 bits per pixel */ + { 0, 8, 16, 24 }, + { 32, 33, 34, 35, 36, 37, 38, 39, 0, 1, 2, 3, 4, 5, 6, 7 }, + { 0*64, 1*64, 2*64, 3*64, 4*64, 5*64, 6*64, 7*64, + 8*64, 9*64, 10*64, 11*64, 12*64, 13*64, 14*64, 15*64 }, + 64*16 /* every sprite takes 128 consecutive bytes */ +}; + +static const gfx_layout charlayout = +{ + 16,16, /* 16*16 characters */ + RGN_FRAC(1,1), + 4, /* 4 bits per pixel */ + { 0, 1, 2, 3 }, + { 1*4, 0*4, 5*4, 4*4, 3*4, 2*4, 7*4, 6*4, 9*4, 8*4, 13*4, 12*4, 11*4, 10*4, 15*4, 14*4 }, + { 0*64, 1*64, 2*64, 3*64, 4*64, 5*64, 6*64, 7*64, 8*64, 9*64, 10*64, 11*64, 12*64, 13*64, 14*64, 15*64 }, + 128*8 /* every sprite takes 128 consecutive bytes */ +}; + +static GFXDECODE_START( gunbustr ) + GFXDECODE_ENTRY( "gfx2", 0x0, tile16x16_layout, 0, 512 ) + GFXDECODE_ENTRY( "gfx1", 0x0, charlayout, 0, 512 ) +GFXDECODE_END + + +/*********************************************************** + MACHINE DRIVERS +***********************************************************/ + +static const eeprom_interface gunbustr_eeprom_interface = +{ + 6, /* address bits */ + 16, /* data bits */ + "0110", /* read command */ + "0101", /* write command */ + "0111", /* erase command */ + "0100000000", /* unlock command */ + "0100110000", /* lock command */ +}; + +static const tc0480scp_interface gunbustr_tc0480scp_intf = +{ + 1, 2, /* gfxnum, txnum */ + 0, /* pixels */ + 0x20, 0x07, /* x_offset, y_offset */ + -1, -1, /* text_xoff, text_yoff */ + -1, 0, /* flip_xoff, flip_yoff */ + 0 /* col_base */ +}; + +static MACHINE_CONFIG_START( gunbustr, gunbustr_state ) + + /* basic machine hardware */ + MCFG_CPU_ADD("maincpu", M68EC020, XTAL_16MHz) + MCFG_CPU_PROGRAM_MAP(gunbustr_map) + MCFG_CPU_VBLANK_INT("screen", gunbustr_interrupt) /* VBL */ + + MCFG_EEPROM_ADD("eeprom", gunbustr_eeprom_interface) + + /* video hardware */ + MCFG_SCREEN_ADD("screen", RASTER) + MCFG_SCREEN_REFRESH_RATE(60) + MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(0)) + MCFG_SCREEN_SIZE(40*8, 32*8) + MCFG_SCREEN_VISIBLE_AREA(0, 40*8-1, 2*8, 32*8-1) + MCFG_SCREEN_UPDATE_STATIC(gunbustr) + + MCFG_GFXDECODE(gunbustr) + MCFG_PALETTE_LENGTH(8192) + + MCFG_VIDEO_START(gunbustr) + + MCFG_TC0480SCP_ADD("tc0480scp", gunbustr_tc0480scp_intf) + + /* sound hardware */ + MCFG_FRAGMENT_ADD(taito_f3_sound) +MACHINE_CONFIG_END + +/***************************************************************************/ + +ROM_START( gunbustr ) + ROM_REGION( 0x100000, "maincpu", 0 ) /* 1024K for 68020 code (CPU A) */ + ROM_LOAD32_BYTE( "d27-23.bin", 0x00000, 0x40000, CRC(cd1037cc) SHA1(8005a6a84081ce609e7a605ec8e00e740bfc6846) ) + ROM_LOAD32_BYTE( "d27-22.bin", 0x00001, 0x40000, CRC(475949fc) SHA1(3d5aa3411d2618004902f9d05dff61d9af01ff35) ) + ROM_LOAD32_BYTE( "d27-21.bin", 0x00002, 0x40000, CRC(60950a8a) SHA1(a0336bf6970baa6eaa998a112db840a7fd0452d7) ) + ROM_LOAD32_BYTE( "d27-27.bin", 0x00003, 0x40000, CRC(fd7d3d4c) SHA1(df42e135b1e9b7e371971ba7c8a2e161f3623aa3) ) + + ROM_REGION( 0x140000, "audiocpu", 0 ) /* Sound cpu */ + ROM_LOAD16_BYTE( "d27-25.bin", 0x100000, 0x20000, CRC(c88203cf) SHA1(a918d395b471acdce56dacabd7a1e1e023948365) ) + ROM_LOAD16_BYTE( "d27-24.bin", 0x100001, 0x20000, CRC(084bd8bd) SHA1(93229bc7de4550ead1bb12f666ddbacbe357488d) ) + + ROM_REGION( 0x100000, "gfx1", 0 ) + ROM_LOAD16_BYTE( "d27-01.bin", 0x00000, 0x80000, CRC(f41759ce) SHA1(30789f43dd09b56399e1dfdb8c6a1e01a21562bd) ) /* SCR 16x16 tiles */ + ROM_LOAD16_BYTE( "d27-02.bin", 0x00001, 0x80000, CRC(92ab6430) SHA1(28ed80391c732b09d10c74ed6b78ac76cb62e083) ) + + ROM_REGION( 0x400000, "gfx2", 0 ) + ROM_LOAD32_BYTE( "d27-04.bin", 0x000003, 0x100000, CRC(ff8b9234) SHA1(6095b7daf9b7e9a22b0d44d9d6a642ddecb2bd29) ) /* OBJ 16x16 tiles: each rom has 1 bitplane */ + ROM_LOAD32_BYTE( "d27-05.bin", 0x000002, 0x100000, CRC(96d7c1a5) SHA1(93b6a7aea397280a5a778e736d433a85cb7da52c) ) + ROM_LOAD32_BYTE( "d27-06.bin", 0x000001, 0x100000, CRC(bbb934db) SHA1(9e9b5cf05b9275f1182f5b499b8ee897c4f25b96) ) + ROM_LOAD32_BYTE( "d27-07.bin", 0x000000, 0x100000, CRC(8ab4854e) SHA1(bd2750cdaa2918e56f8aef3732875952a1eeafea) ) + + ROM_REGION16_LE( 0x80000, "user1", 0 ) + ROM_LOAD16_WORD( "d27-03.bin", 0x00000, 0x80000, CRC(23bf2000) SHA1(49b29e771a47fcd7e6cd4e2704b217f9727f8299) ) /* STY, used to create big sprites on the fly */ + + ROM_REGION16_BE( 0x800000, "ensoniq.0" , ROMREGION_ERASE00 ) + ROM_LOAD16_BYTE( "d27-08.bin", 0x000000, 0x100000, CRC(7c147e30) SHA1(b605045154967050ec06391798da4afe3686a6e1) ) // C8, C9 + ROM_RELOAD(0x400000,0x100000) + ROM_LOAD16_BYTE( "d27-09.bin", 0x200000, 0x100000, CRC(3e060304) SHA1(c4da4a94c168c3a454409d758c3ed45babbab170) ) // CA, CB + ROM_LOAD16_BYTE( "d27-10.bin", 0x600000, 0x100000, CRC(ed894fe1) SHA1(5bf2fb6abdcf25bc525a2c3b29dbf7aca0b18fea) ) // -std- + + ROM_REGION16_BE( 0x80, "eeprom", 0 ) + ROM_LOAD16_WORD( "eeprom-gunbustr.bin", 0x0000, 0x0080, CRC(ef3685a1) SHA1(899b4b6dd2fd78be3a2ce00a2ef1840de9f122c3) ) +ROM_END + +ROM_START( gunbustru ) + ROM_REGION( 0x100000, "maincpu", 0 ) /* 1024K for 68020 code (CPU A) */ + ROM_LOAD32_BYTE( "d27-23.bin", 0x00000, 0x40000, CRC(cd1037cc) SHA1(8005a6a84081ce609e7a605ec8e00e740bfc6846) ) + ROM_LOAD32_BYTE( "d27-22.bin", 0x00001, 0x40000, CRC(475949fc) SHA1(3d5aa3411d2618004902f9d05dff61d9af01ff35) ) + ROM_LOAD32_BYTE( "d27-21.bin", 0x00002, 0x40000, CRC(60950a8a) SHA1(a0336bf6970baa6eaa998a112db840a7fd0452d7) ) + ROM_LOAD32_BYTE( "d27-26.bin", 0x00003, 0x40000, CRC(8a7a0dda) SHA1(59ee7c391c170ab05a3d3d940d833c65e265d9b3) ) + + ROM_REGION( 0x140000, "audiocpu", 0 ) /* Sound cpu */ + ROM_LOAD16_BYTE( "d27-25.bin", 0x100000, 0x20000, CRC(c88203cf) SHA1(a918d395b471acdce56dacabd7a1e1e023948365) ) + ROM_LOAD16_BYTE( "d27-24.bin", 0x100001, 0x20000, CRC(084bd8bd) SHA1(93229bc7de4550ead1bb12f666ddbacbe357488d) ) + + ROM_REGION( 0x100000, "gfx1", 0 ) + ROM_LOAD16_BYTE( "d27-01.bin", 0x00000, 0x80000, CRC(f41759ce) SHA1(30789f43dd09b56399e1dfdb8c6a1e01a21562bd) ) /* SCR 16x16 tiles */ + ROM_LOAD16_BYTE( "d27-02.bin", 0x00001, 0x80000, CRC(92ab6430) SHA1(28ed80391c732b09d10c74ed6b78ac76cb62e083) ) + + ROM_REGION( 0x400000, "gfx2", 0 ) + ROM_LOAD32_BYTE( "d27-04.bin", 0x000003, 0x100000, CRC(ff8b9234) SHA1(6095b7daf9b7e9a22b0d44d9d6a642ddecb2bd29) ) /* OBJ 16x16 tiles: each rom has 1 bitplane */ + ROM_LOAD32_BYTE( "d27-05.bin", 0x000002, 0x100000, CRC(96d7c1a5) SHA1(93b6a7aea397280a5a778e736d433a85cb7da52c) ) + ROM_LOAD32_BYTE( "d27-06.bin", 0x000001, 0x100000, CRC(bbb934db) SHA1(9e9b5cf05b9275f1182f5b499b8ee897c4f25b96) ) + ROM_LOAD32_BYTE( "d27-07.bin", 0x000000, 0x100000, CRC(8ab4854e) SHA1(bd2750cdaa2918e56f8aef3732875952a1eeafea) ) + + ROM_REGION16_LE( 0x80000, "user1", 0 ) + ROM_LOAD16_WORD( "d27-03.bin", 0x00000, 0x80000, CRC(23bf2000) SHA1(49b29e771a47fcd7e6cd4e2704b217f9727f8299) ) /* STY, used to create big sprites on the fly */ + + ROM_REGION16_BE( 0x800000, "ensoniq.0" , ROMREGION_ERASE00 ) + ROM_LOAD16_BYTE( "d27-08.bin", 0x000000, 0x100000, CRC(7c147e30) SHA1(b605045154967050ec06391798da4afe3686a6e1) ) // C8, C9 + ROM_RELOAD(0x400000,0x100000) + ROM_LOAD16_BYTE( "d27-09.bin", 0x200000, 0x100000, CRC(3e060304) SHA1(c4da4a94c168c3a454409d758c3ed45babbab170) ) // CA, CB + ROM_LOAD16_BYTE( "d27-10.bin", 0x600000, 0x100000, CRC(ed894fe1) SHA1(5bf2fb6abdcf25bc525a2c3b29dbf7aca0b18fea) ) // -std- + + ROM_REGION16_BE( 0x80, "eeprom", 0 ) + ROM_LOAD16_WORD( "eeprom-gunbustr.bin", 0x0000, 0x0080, CRC(ef3685a1) SHA1(899b4b6dd2fd78be3a2ce00a2ef1840de9f122c3) ) +ROM_END + +ROM_START( gunbustrj ) + ROM_REGION( 0x100000, "maincpu", 0 ) /* 1024K for 68020 code (CPU A) */ + ROM_LOAD32_BYTE( "d27-23.bin", 0x00000, 0x40000, CRC(cd1037cc) SHA1(8005a6a84081ce609e7a605ec8e00e740bfc6846) ) + ROM_LOAD32_BYTE( "d27-22.bin", 0x00001, 0x40000, CRC(475949fc) SHA1(3d5aa3411d2618004902f9d05dff61d9af01ff35) ) + ROM_LOAD32_BYTE( "d27-21.bin", 0x00002, 0x40000, CRC(60950a8a) SHA1(a0336bf6970baa6eaa998a112db840a7fd0452d7) ) + ROM_LOAD32_BYTE( "d27-20.bin", 0x00003, 0x40000, CRC(13735c60) SHA1(65b762b28d51b295f6fe190420af566b1b3d4a82) ) + + ROM_REGION( 0x140000, "audiocpu", 0 ) /* Sound cpu */ + ROM_LOAD16_BYTE( "d27-25.bin", 0x100000, 0x20000, CRC(c88203cf) SHA1(a918d395b471acdce56dacabd7a1e1e023948365) ) + ROM_LOAD16_BYTE( "d27-24.bin", 0x100001, 0x20000, CRC(084bd8bd) SHA1(93229bc7de4550ead1bb12f666ddbacbe357488d) ) + + ROM_REGION( 0x100000, "gfx1", 0 ) + ROM_LOAD16_BYTE( "d27-01.bin", 0x00000, 0x80000, CRC(f41759ce) SHA1(30789f43dd09b56399e1dfdb8c6a1e01a21562bd) ) /* SCR 16x16 tiles */ + ROM_LOAD16_BYTE( "d27-02.bin", 0x00001, 0x80000, CRC(92ab6430) SHA1(28ed80391c732b09d10c74ed6b78ac76cb62e083) ) + + ROM_REGION( 0x400000, "gfx2", 0 ) + ROM_LOAD32_BYTE( "d27-04.bin", 0x000003, 0x100000, CRC(ff8b9234) SHA1(6095b7daf9b7e9a22b0d44d9d6a642ddecb2bd29) ) /* OBJ 16x16 tiles: each rom has 1 bitplane */ + ROM_LOAD32_BYTE( "d27-05.bin", 0x000002, 0x100000, CRC(96d7c1a5) SHA1(93b6a7aea397280a5a778e736d433a85cb7da52c) ) + ROM_LOAD32_BYTE( "d27-06.bin", 0x000001, 0x100000, CRC(bbb934db) SHA1(9e9b5cf05b9275f1182f5b499b8ee897c4f25b96) ) + ROM_LOAD32_BYTE( "d27-07.bin", 0x000000, 0x100000, CRC(8ab4854e) SHA1(bd2750cdaa2918e56f8aef3732875952a1eeafea) ) + + ROM_REGION16_LE( 0x80000, "user1", 0 ) + ROM_LOAD16_WORD( "d27-03.bin", 0x00000, 0x80000, CRC(23bf2000) SHA1(49b29e771a47fcd7e6cd4e2704b217f9727f8299) ) /* STY, used to create big sprites on the fly */ + + ROM_REGION16_BE( 0x800000, "ensoniq.0" , ROMREGION_ERASE00 ) + ROM_LOAD16_BYTE( "d27-08.bin", 0x000000, 0x100000, CRC(7c147e30) SHA1(b605045154967050ec06391798da4afe3686a6e1) ) // C8, C9 + ROM_RELOAD(0x400000,0x100000) + ROM_LOAD16_BYTE( "d27-09.bin", 0x200000, 0x100000, CRC(3e060304) SHA1(c4da4a94c168c3a454409d758c3ed45babbab170) ) // CA, CB + ROM_LOAD16_BYTE( "d27-10.bin", 0x600000, 0x100000, CRC(ed894fe1) SHA1(5bf2fb6abdcf25bc525a2c3b29dbf7aca0b18fea) ) // -std- + + ROM_REGION16_BE( 0x80, "eeprom", 0 ) + ROM_LOAD16_WORD( "eeprom-gunbustr.bin", 0x0000, 0x0080, CRC(ef3685a1) SHA1(899b4b6dd2fd78be3a2ce00a2ef1840de9f122c3) ) +ROM_END + +READ32_MEMBER(gunbustr_state::main_cycle_r) +{ + if (cpu_get_pc(&space.device())==0x55a && (m_ram[0x3acc/4]&0xff000000)==0) + device_spin_until_interrupt(&space.device()); + + return m_ram[0x3acc/4]; +} + +static DRIVER_INIT( gunbustr ) +{ + /* Speedup handler */ + gunbustr_state *state = machine.driver_data<gunbustr_state>(); + state->m_maincpu->memory().space(AS_PROGRAM)->install_read_handler(0x203acc, 0x203acf, read32_delegate(FUNC(gunbustr_state::main_cycle_r),state)); +} + +static DRIVER_INIT( gunbustrj ) +{ + DRIVER_INIT_CALL(gunbustr); + + // no coin lockout, perhaps this was a prototype version without proper coin handling? + gunbustr_state *state = machine.driver_data<gunbustr_state>(); + state->m_coin_lockout = false; +} + +GAME( 1992, gunbustr, 0, gunbustr, gunbustr, gunbustr, ORIENTATION_FLIP_X, "Taito Corporation Japan", "Gunbuster (World)", 0 ) +GAME( 1992, gunbustru, gunbustr, gunbustr, gunbustr, gunbustr, ORIENTATION_FLIP_X, "Taito America Corporation", "Gunbuster (US)", 0 ) +GAME( 1992, gunbustrj, gunbustr, gunbustr, gunbustr, gunbustrj,ORIENTATION_FLIP_X, "Taito Corporation", "Gunbuster (Japan)", 0 ) |