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authorGravatarGravatar Aaron Giles <aaron@aarongiles.com>2007-12-17 15:19:59 +0000
committerGravatarGravatar Aaron Giles <aaron@aarongiles.com>2007-12-17 15:19:59 +0000
commit7b77f1218624ea26dbb2efd85a19f795f5d4e02e (patch) (github)
tree19209304095572b4fd61c2a2d6a5aa75c4e471ad /src/mame/drivers/brkthru.c
parent3da7f476068b3ffef713218ba2fc1bd5030f2c38 (diff)
downloadmame-7b77f1218624ea26dbb2efd85a19f795f5d4e02e.tar.bz2
mame-7b77f1218624ea26dbb2efd85a19f795f5d4e02e.zip
Initial checkin of MAME 0.121.mame0121
Diffstat (limited to 'src/mame/drivers/brkthru.c')
-rw-r--r--src/mame/drivers/brkthru.c680
1 files changed, 680 insertions, 0 deletions
diff --git a/src/mame/drivers/brkthru.c b/src/mame/drivers/brkthru.c
new file mode 100644
index 00000000000..7027a0cfff1
--- /dev/null
+++ b/src/mame/drivers/brkthru.c
@@ -0,0 +1,680 @@
+/***************************************************************************
+Break Thru Doc. Data East (1986)
+
+driver by Phil Stroffolino
+
+UNK-1.1 (16Kb) Code (4000-7FFF)
+UNK-1.2 (32Kb) Main 6809 (8000-FFFF)
+UNK-1.3 (32Kb) Mapped (2000-3FFF)
+UNK-1.4 (32Kb) Mapped (2000-3FFF)
+
+UNK-1.5 (32Kb) Sound 6809 (8000-FFFF)
+
+Background has 4 banks, with 256 16x16x8 tiles in each bank.
+UNK-1.6 (32Kb) GFX Background
+UNK-1.7 (32Kb) GFX Background
+UNK-1.8 (32Kb) GFX Background
+
+UNK-1.9 (32Kb) GFX Sprites
+UNK-1.10 (32Kb) GFX Sprites
+UNK-1.11 (32Kb) GFX Sprites
+
+Text has 256 8x8x4 characters.
+UNK-1.12 (8Kb) GFX Text
+
+**************************************************************************
+Memory Map for Main CPU by Carlos A. Lozano
+**************************************************************************
+
+MAIN CPU
+0000-03FF W Plane0
+0400-0BFF R/W RAM
+0C00-0FFF W Plane2(Background)
+1000-10FF W Plane1(sprites)
+1100-17FF R/W RAM
+1800-180F R/W In/Out
+1810-1FFF R/W RAM (unmapped?)
+2000-3FFF R ROM Mapped(*)
+4000-7FFF R ROM(UNK-1.1)
+8000-FFFF R ROM(UNK-1.2)
+
+Interrupts: Reset, NMI, IRQ
+The test routine is at F000
+
+Sound: YM2203 and YM3526 driven by 6809. Sound added by Bryan McPhail, 1/4/98.
+
+***************************************************************************/
+
+#include "driver.h"
+#include "cpu/m6809/m6809.h"
+#include "sound/2203intf.h"
+#include "sound/3812intf.h"
+
+
+//UINT8 *brkthru_nmi_enable; /* needs to be tracked down */
+extern UINT8 *brkthru_videoram;
+extern size_t brkthru_videoram_size;
+
+WRITE8_HANDLER( brkthru_1800_w );
+WRITE8_HANDLER( brkthru_bgram_w );
+WRITE8_HANDLER( brkthru_fgram_w );
+VIDEO_START( brkthru );
+PALETTE_INIT( brkthru );
+VIDEO_UPDATE( brkthru );
+
+
+static int nmi_enable;
+
+static WRITE8_HANDLER( brkthru_1803_w )
+{
+ /* bit 0 = NMI enable */
+ nmi_enable = ~data & 1;
+
+ /* bit 1 = ? maybe IRQ acknowledge */
+}
+static WRITE8_HANDLER( darwin_0803_w )
+{
+ /* bit 0 = NMI enable */
+ /*nmi_enable = ~data & 1;*/
+ logerror("0803 %02X\n",data);
+ nmi_enable = data;
+ /* bit 1 = ? maybe IRQ acknowledge */
+}
+
+static WRITE8_HANDLER( brkthru_soundlatch_w )
+{
+ soundlatch_w(offset,data);
+ cpunum_set_input_line(1,INPUT_LINE_NMI,PULSE_LINE);
+}
+
+
+
+static ADDRESS_MAP_START( readmem, ADDRESS_SPACE_PROGRAM, 8 )
+ AM_RANGE(0x0000, 0x03ff) AM_READ(MRA8_RAM) /* Plane 0: Text */
+ AM_RANGE(0x0400, 0x0bff) AM_READ(MRA8_RAM)
+ AM_RANGE(0x0c00, 0x0fff) AM_READ(MRA8_RAM) /* Plane 2 Background */
+ AM_RANGE(0x1000, 0x10ff) AM_READ(MRA8_RAM) /* Plane 1: Sprites */
+ AM_RANGE(0x1100, 0x17ff) AM_READ(MRA8_RAM)
+ AM_RANGE(0x1800, 0x1800) AM_READ(input_port_0_r) /* player controls, player start */
+ AM_RANGE(0x1801, 0x1801) AM_READ(input_port_1_r) /* cocktail player controls */
+ AM_RANGE(0x1802, 0x1802) AM_READ(input_port_3_r) /* DSW 0 */
+ AM_RANGE(0x1803, 0x1803) AM_READ(input_port_2_r) /* coin input & DSW */
+ AM_RANGE(0x2000, 0x3fff) AM_READ(MRA8_BANK1)
+ AM_RANGE(0x4000, 0xffff) AM_READ(MRA8_ROM)
+ADDRESS_MAP_END
+
+static ADDRESS_MAP_START( writemem, ADDRESS_SPACE_PROGRAM, 8 )
+ AM_RANGE(0x0000, 0x03ff) AM_WRITE(brkthru_fgram_w) AM_BASE(&brkthru_videoram) AM_SIZE(&brkthru_videoram_size)
+ AM_RANGE(0x0400, 0x0bff) AM_WRITE(MWA8_RAM)
+ AM_RANGE(0x0c00, 0x0fff) AM_WRITE(brkthru_bgram_w) AM_BASE(&videoram) AM_SIZE(&videoram_size)
+ AM_RANGE(0x1000, 0x10ff) AM_WRITE(MWA8_RAM) AM_BASE(&spriteram) AM_SIZE(&spriteram_size)
+ AM_RANGE(0x1100, 0x17ff) AM_WRITE(MWA8_RAM)
+ AM_RANGE(0x1800, 0x1801) AM_WRITE(brkthru_1800_w) /* bg scroll and color, ROM bank selection, flip screen */
+ AM_RANGE(0x1802, 0x1802) AM_WRITE(brkthru_soundlatch_w)
+ AM_RANGE(0x1803, 0x1803) AM_WRITE(brkthru_1803_w) /* NMI enable, + ? */
+ AM_RANGE(0x2000, 0xffff) AM_WRITE(MWA8_ROM)
+ADDRESS_MAP_END
+static ADDRESS_MAP_START( darwin_readmem, ADDRESS_SPACE_PROGRAM, 8 )
+ AM_RANGE(0x1000, 0x13ff) AM_READ(MRA8_RAM) /* Plane 0: Text */
+ AM_RANGE(0x0400, 0x07ff) AM_READ(MRA8_RAM)
+ AM_RANGE(0x1c00, 0x1fff) AM_READ(MRA8_RAM) /* Plane 2 Background */
+ AM_RANGE(0x0000, 0x00ff) AM_READ(MRA8_RAM) /* Plane 1: Sprites */
+ AM_RANGE(0x1400, 0x1bff) AM_READ(MRA8_RAM)
+ AM_RANGE(0x0800, 0x0800) AM_READ(input_port_0_r) /* player controls, player start */
+ AM_RANGE(0x0801, 0x0801) AM_READ(input_port_1_r) /* cocktail player controls */
+ AM_RANGE(0x0802, 0x0802) AM_READ(input_port_3_r) /* DSW 0 */
+ AM_RANGE(0x0803, 0x0803) AM_READ(input_port_2_r) /* coin input & DSW */
+ AM_RANGE(0x2000, 0x3fff) AM_READ(MRA8_BANK1)
+ AM_RANGE(0x4000, 0xffff) AM_READ(MRA8_ROM)
+ADDRESS_MAP_END
+
+static ADDRESS_MAP_START( darwin_writemem, ADDRESS_SPACE_PROGRAM, 8 )
+ AM_RANGE(0x1000, 0x13ff) AM_WRITE(brkthru_fgram_w) AM_BASE(&brkthru_videoram) AM_SIZE(&brkthru_videoram_size)
+ AM_RANGE(0x1c00, 0x1fff) AM_WRITE(brkthru_bgram_w) AM_BASE(&videoram) AM_SIZE(&videoram_size)
+ AM_RANGE(0x0000, 0x00ff) AM_WRITE(MWA8_RAM) AM_BASE(&spriteram) AM_SIZE(&spriteram_size)
+ AM_RANGE(0x1400, 0x1bff) AM_WRITE(MWA8_RAM)
+ AM_RANGE(0x0100, 0x01ff) AM_WRITE(MWA8_NOP) /*tidyup, nothing realy here?*/
+ AM_RANGE(0x0800, 0x0801) AM_WRITE(brkthru_1800_w) /* bg scroll and color, ROM bank selection, flip screen */
+ AM_RANGE(0x0802, 0x0802) AM_WRITE(brkthru_soundlatch_w)
+ AM_RANGE(0x0803, 0x0803) AM_WRITE(darwin_0803_w) /* NMI enable, + ? */
+ AM_RANGE(0x2000, 0xffff) AM_WRITE(MWA8_ROM)
+ADDRESS_MAP_END
+
+static ADDRESS_MAP_START( sound_readmem, ADDRESS_SPACE_PROGRAM, 8 )
+ AM_RANGE(0x0000, 0x1fff) AM_READ(MRA8_RAM)
+ AM_RANGE(0x4000, 0x4000) AM_READ(soundlatch_r)
+ AM_RANGE(0x6000, 0x6000) AM_READ(YM2203_status_port_0_r)
+ AM_RANGE(0x8000, 0xffff) AM_READ(MRA8_ROM)
+ADDRESS_MAP_END
+
+static ADDRESS_MAP_START( sound_writemem, ADDRESS_SPACE_PROGRAM, 8 )
+ AM_RANGE(0x0000, 0x1fff) AM_WRITE(MWA8_RAM)
+ AM_RANGE(0x2000, 0x2000) AM_WRITE(YM3526_control_port_0_w)
+ AM_RANGE(0x2001, 0x2001) AM_WRITE(YM3526_write_port_0_w)
+ AM_RANGE(0x6000, 0x6000) AM_WRITE(YM2203_control_port_0_w)
+ AM_RANGE(0x6001, 0x6001) AM_WRITE(YM2203_write_port_0_w)
+ AM_RANGE(0x8000, 0xffff) AM_WRITE(MWA8_ROM)
+ADDRESS_MAP_END
+
+
+
+static INTERRUPT_GEN( brkthru_interrupt )
+{
+ if (cpu_getiloops() == 0)
+ {
+ if (nmi_enable)
+ cpunum_set_input_line(0, INPUT_LINE_NMI, PULSE_LINE);
+ }
+ else
+ {
+ /* generate IRQ on coin insertion */
+ if ((readinputportbytag("IN2") & 0xe0) != 0xe0)
+ cpunum_set_input_line(0, 0, HOLD_LINE);
+ }
+}
+
+#define COMMON_IN0\
+ PORT_START_TAG("IN0")\
+ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_BUTTON1 )\
+ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_BUTTON2 )\
+ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY\
+ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY\
+ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY\
+ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY\
+ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_START1 )\
+ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_START2 )
+
+#define COMMON_IN1\
+ PORT_START_TAG("IN1")\
+ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_COCKTAIL\
+ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_COCKTAIL\
+ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_COCKTAIL\
+ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY PORT_COCKTAIL\
+ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_COCKTAIL\
+ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_COCKTAIL\
+ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNKNOWN )\
+ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_VBLANK ) /* used only by the self test */
+
+static INPUT_PORTS_START( brkthru )
+COMMON_IN0
+COMMON_IN1
+
+ PORT_START_TAG("IN2")
+ PORT_DIPNAME( 0x03, 0x03, DEF_STR( Lives ) )
+ PORT_DIPSETTING( 0x02, "2" )
+ PORT_DIPSETTING( 0x03, "3" )
+ PORT_DIPSETTING( 0x01, "5" )
+ PORT_DIPSETTING( 0x00, "99 (Cheat)")
+ PORT_DIPNAME( 0x0c, 0x0c, DEF_STR( Bonus_Life ) )
+ PORT_DIPSETTING( 0x00, "20000 Points Only" )
+ PORT_DIPSETTING( 0x04, "10000/20000 Points" )
+ PORT_DIPSETTING( 0x0c, "20000/30000 Points" )
+ PORT_DIPSETTING( 0x08, "20000/40000 Points" )
+ PORT_DIPNAME( 0x10, 0x10, DEF_STR( Allow_Continue ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( No ) )
+ PORT_DIPSETTING( 0x10, DEF_STR( Yes ) )
+ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_COIN1 ) PORT_IMPULSE(2) /* Manual says Picture Flip=On, Normal=Off */
+ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_COIN2 ) PORT_IMPULSE(2)
+ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_SERVICE1 ) PORT_IMPULSE(2)
+
+ PORT_START_TAG("DSW0")
+ PORT_DIPNAME( 0x03, 0x03, DEF_STR( Coin_A ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( 2C_1C ) )
+ PORT_DIPSETTING( 0x03, DEF_STR( 1C_1C ) )
+ PORT_DIPSETTING( 0x02, DEF_STR( 1C_2C ) )
+ PORT_DIPSETTING( 0x01, DEF_STR( 1C_3C ) )
+ PORT_DIPNAME( 0x0c, 0x0c, DEF_STR( Coin_B ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( 2C_1C ) )
+ PORT_DIPSETTING( 0x0c, DEF_STR( 1C_1C ) )
+ PORT_DIPSETTING( 0x08, DEF_STR( 1C_2C ) )
+ PORT_DIPSETTING( 0x04, DEF_STR( 1C_3C ) )
+ PORT_DIPNAME( 0x10, 0x10, "Enemy Vehicles" )
+ PORT_DIPSETTING( 0x10, "Slow" )
+ PORT_DIPSETTING( 0x00, "Fast" )
+ PORT_DIPNAME( 0x20, 0x20, "Enemy Bullets" )
+ PORT_DIPSETTING( 0x20, "Slow" )
+ PORT_DIPSETTING( 0x00, "Fast" )
+ PORT_DIPNAME( 0x40, 0x00, "Control Panel" )
+ PORT_DIPSETTING( 0x40, "1 Player" )
+ PORT_DIPSETTING( 0x00, "2 Players" )
+ PORT_DIPNAME( 0x80, 0x00, DEF_STR( Cabinet ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Upright ) )
+ PORT_DIPSETTING( 0x80, DEF_STR( Cocktail ) )
+INPUT_PORTS_END
+
+static INPUT_PORTS_START( brkthruj )
+COMMON_IN0
+COMMON_IN1
+
+ PORT_START_TAG("IN2")
+ PORT_DIPNAME( 0x03, 0x03, DEF_STR( Lives ) )
+ PORT_DIPSETTING( 0x02, "2" )
+ PORT_DIPSETTING( 0x03, "3" )
+ PORT_DIPSETTING( 0x01, "5" )
+ PORT_DIPSETTING( 0x00, "99 (Cheat)")
+ PORT_DIPNAME( 0x0c, 0x0c, DEF_STR( Bonus_Life ) )
+ PORT_DIPSETTING( 0x00, "20000 Points Only" )
+ PORT_DIPSETTING( 0x04, "10000/20000 Points" )
+ PORT_DIPSETTING( 0x0c, "20000/30000 Points" )
+ PORT_DIPSETTING( 0x08, "20000/40000 Points" )
+ PORT_SERVICE( 0x10, IP_ACTIVE_LOW )
+ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_COIN1 ) PORT_IMPULSE(2) /* Manual says Pitcure Flip=On, Normal=Off */
+ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_COIN2 ) PORT_IMPULSE(2)
+ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_SERVICE1 ) PORT_IMPULSE(2)
+
+ PORT_START_TAG("DSW0")
+ PORT_DIPNAME( 0x03, 0x03, DEF_STR( Coin_A ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( 2C_1C ) )
+ PORT_DIPSETTING( 0x03, DEF_STR( 1C_1C ) )
+ PORT_DIPSETTING( 0x02, DEF_STR( 1C_2C ) )
+ PORT_DIPSETTING( 0x01, DEF_STR( 1C_3C ) )
+ PORT_DIPNAME( 0x0c, 0x0c, DEF_STR( Coin_B ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( 2C_1C ) )
+ PORT_DIPSETTING( 0x0c, DEF_STR( 1C_1C ) )
+ PORT_DIPSETTING( 0x08, DEF_STR( 1C_2C ) )
+ PORT_DIPSETTING( 0x04, DEF_STR( 1C_3C ) )
+ PORT_DIPNAME( 0x10, 0x10, "Enemy Vehicles" )
+ PORT_DIPSETTING( 0x10, "Slow" )
+ PORT_DIPSETTING( 0x00, "Fast" )
+ PORT_DIPNAME( 0x20, 0x20, "Enemy Bullets" )
+ PORT_DIPSETTING( 0x20, "Slow" )
+ PORT_DIPSETTING( 0x00, "Fast" )
+ PORT_DIPNAME( 0x40, 0x00, "Control Panel" )
+ PORT_DIPSETTING( 0x40, "1 Player" )
+ PORT_DIPSETTING( 0x00, "2 Players" )
+ PORT_DIPNAME( 0x80, 0x00, DEF_STR( Cabinet ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Upright ) )
+ PORT_DIPSETTING( 0x80, DEF_STR( Cocktail ) )
+INPUT_PORTS_END
+
+static INPUT_PORTS_START( darwin )
+COMMON_IN0
+COMMON_IN1
+
+ PORT_START_TAG("IN2") /* modified by Shingo Suzuki 1999/11/02 */
+ PORT_DIPNAME( 0x01, 0x01, DEF_STR( Lives ) )
+ PORT_DIPSETTING( 0x01, "3" )
+ PORT_DIPSETTING( 0x00, "5" )
+ PORT_DIPNAME( 0x02, 0x02, DEF_STR( Bonus_Life ) )
+ PORT_DIPSETTING( 0x02, "20k, 50k and every 50k" )
+ PORT_DIPSETTING( 0x00, "30k, 80k and every 80k" )
+ PORT_DIPNAME( 0x0c, 0x0c, DEF_STR( Difficulty ) )
+ PORT_DIPSETTING( 0x0c, DEF_STR( Easy ) )
+ PORT_DIPSETTING( 0x08, DEF_STR( Medium ) )
+ PORT_DIPSETTING( 0x04, DEF_STR( Hard ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Hardest ) )
+ PORT_DIPNAME( 0x20, 0x20, DEF_STR( Flip_Screen ) )
+ PORT_DIPSETTING( 0x20, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_COIN1 ) PORT_IMPULSE(2)
+ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_COIN2 ) PORT_IMPULSE(2)
+ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_SERVICE1 ) PORT_IMPULSE(2)
+
+ PORT_START_TAG("DSW0")
+ PORT_DIPNAME( 0x03, 0x03, DEF_STR( Coin_A ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( 2C_1C ) )
+ PORT_DIPSETTING( 0x03, DEF_STR( 1C_1C ) )
+ PORT_DIPSETTING( 0x02, DEF_STR( 1C_2C ) )
+ PORT_DIPSETTING( 0x01, DEF_STR( 1C_3C ) )
+ PORT_DIPNAME( 0x0c, 0x0c, DEF_STR( Coin_B ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( 2C_1C ) )
+ PORT_DIPSETTING( 0x0c, DEF_STR( 1C_1C ) )
+ PORT_DIPSETTING( 0x08, DEF_STR( 1C_2C ) )
+ PORT_DIPSETTING( 0x04, DEF_STR( 1C_3C ) )
+ PORT_DIPNAME( 0x10, 0x10, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x10, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0x20, 0x00, DEF_STR( Cabinet ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Upright ) )
+ PORT_DIPSETTING( 0x20, DEF_STR( Cocktail ) )
+ PORT_DIPNAME( 0x40, 0x40, DEF_STR( Demo_Sounds ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x40, DEF_STR( On ) )
+ PORT_DIPNAME( 0x80, 0x80, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x80, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+INPUT_PORTS_END
+
+
+static const gfx_layout charlayout =
+{
+ 8,8, /* 8*8 chars */
+ 256, /* 256 characters */
+ 3, /* 3 bits per pixel */
+ { 512*8*8+4, 0, 4 }, /* plane offset */
+ { 256*8*8+0, 256*8*8+1, 256*8*8+2, 256*8*8+3, 0, 1, 2, 3 },
+ { 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8 },
+ 8*8 /* every char takes 8 consecutive bytes */
+};
+
+static const gfx_layout tilelayout1 =
+{
+ 16,16, /* 16*16 tiles */
+ 128, /* 128 tiles */
+ 3, /* 3 bits per pixel */
+ { 0x4000*8+4, 0, 4 }, /* plane offset */
+ { 0, 1, 2, 3, 1024*8*8+0, 1024*8*8+1, 1024*8*8+2, 1024*8*8+3,
+ 16*8+0, 16*8+1, 16*8+2, 16*8+3, 16*8+1024*8*8+0, 16*8+1024*8*8+1, 16*8+1024*8*8+2, 16*8+1024*8*8+3 },
+ { 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 },
+ 32*8 /* every tile takes 32 consecutive bytes */
+};
+
+static const gfx_layout tilelayout2 =
+{
+ 16,16, /* 16*16 tiles */
+ 128, /* 128 tiles */
+ 3, /* 3 bits per pixel */
+ { 0x3000*8+0, 0, 4 }, /* plane offset */
+ { 0, 1, 2, 3, 1024*8*8+0, 1024*8*8+1, 1024*8*8+2, 1024*8*8+3,
+ 16*8+0, 16*8+1, 16*8+2, 16*8+3, 16*8+1024*8*8+0, 16*8+1024*8*8+1, 16*8+1024*8*8+2, 16*8+1024*8*8+3 },
+ { 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 },
+ 32*8 /* every tile takes 32 consecutive bytes */
+};
+
+static const gfx_layout spritelayout =
+{
+ 16,16, /* 16*16 sprites */
+ 1024, /* 1024 sprites */
+ 3, /* 3 bits per pixel */
+ { 2*1024*32*8, 1024*32*8, 0 }, /* plane offset */
+ { 16*8+0, 16*8+1, 16*8+2, 16*8+3, 16*8+4, 16*8+5, 16*8+6, 16*8+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 },
+ 32*8 /* every sprite takes 32 consecutive bytes */
+};
+
+static GFXDECODE_START( brkthru )
+ GFXDECODE_ENTRY( REGION_GFX1, 0x00000, charlayout, 0x00, 1 ) /* use colors 0x00-0x07 */
+ GFXDECODE_ENTRY( REGION_GFX2, 0x00000, tilelayout1, 0x80, 16 ) /* use colors 0x80-0xff */
+ GFXDECODE_ENTRY( REGION_GFX2, 0x01000, tilelayout2, 0x80, 16 )
+ GFXDECODE_ENTRY( REGION_GFX2, 0x08000, tilelayout1, 0x80, 16 )
+ GFXDECODE_ENTRY( REGION_GFX2, 0x09000, tilelayout2, 0x80, 16 )
+ GFXDECODE_ENTRY( REGION_GFX2, 0x10000, tilelayout1, 0x80, 16 )
+ GFXDECODE_ENTRY( REGION_GFX2, 0x11000, tilelayout2, 0x80, 16 )
+ GFXDECODE_ENTRY( REGION_GFX2, 0x18000, tilelayout1, 0x80, 16 )
+ GFXDECODE_ENTRY( REGION_GFX2, 0x19000, tilelayout2, 0x80, 16 )
+ GFXDECODE_ENTRY( REGION_GFX3, 0x00000, spritelayout, 0x40, 8 ) /* use colors 0x40-0x7f */
+GFXDECODE_END
+
+/* handler called by the 3812 emulator when the internal timers cause an IRQ */
+static void irqhandler(int linestate)
+{
+ cpunum_set_input_line(1,M6809_IRQ_LINE,linestate);
+}
+
+static struct YM3526interface ym3526_interface =
+{
+ irqhandler
+};
+
+
+
+static MACHINE_DRIVER_START( brkthru )
+
+ /* basic machine hardware */
+ MDRV_CPU_ADD(M6809, 1250000) /* 1.25 MHz ? */
+ MDRV_CPU_PROGRAM_MAP(readmem,writemem)
+ MDRV_CPU_VBLANK_INT(brkthru_interrupt,2)
+
+ MDRV_CPU_ADD(M6809, 1250000)
+ /* audio CPU */ /* 1.25 MHz ? */
+ MDRV_CPU_PROGRAM_MAP(sound_readmem,sound_writemem)
+
+ MDRV_SCREEN_REFRESH_RATE(58)
+ MDRV_SCREEN_VBLANK_TIME(DEFAULT_REAL_60HZ_VBLANK_DURATION /* frames per second, vblank duration (not sure) */)
+
+ /* video hardware */
+ MDRV_VIDEO_ATTRIBUTES(VIDEO_TYPE_RASTER)
+ MDRV_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16)
+ MDRV_SCREEN_SIZE(32*8, 32*8)
+ MDRV_SCREEN_VISIBLE_AREA(1*8, 31*8-1, 1*8, 31*8-1) /* not sure */
+ MDRV_GFXDECODE(brkthru)
+ MDRV_PALETTE_LENGTH(256)
+
+ MDRV_PALETTE_INIT(brkthru)
+ MDRV_VIDEO_START(brkthru)
+ MDRV_VIDEO_UPDATE(brkthru)
+
+ /* sound hardware */
+ MDRV_SPEAKER_STANDARD_MONO("mono")
+
+ MDRV_SOUND_ADD(YM2203, 1500000)
+ MDRV_SOUND_ROUTE(0, "mono", 0.10)
+ MDRV_SOUND_ROUTE(1, "mono", 0.10)
+ MDRV_SOUND_ROUTE(2, "mono", 0.10)
+ MDRV_SOUND_ROUTE(3, "mono", 0.50)
+
+ MDRV_SOUND_ADD(YM3526, 3000000)
+ MDRV_SOUND_CONFIG(ym3526_interface)
+ MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.0)
+MACHINE_DRIVER_END
+
+static MACHINE_DRIVER_START( darwin )
+
+ /* basic machine hardware */
+ MDRV_CPU_ADD(M6809, 1500000) /* 1.25 MHz ? */
+ MDRV_CPU_PROGRAM_MAP(darwin_readmem,darwin_writemem)
+ MDRV_CPU_VBLANK_INT(brkthru_interrupt,2)
+
+ MDRV_CPU_ADD(M6809, 1500000)
+ /* audio CPU */ /* 1.25 MHz ? */
+ MDRV_CPU_PROGRAM_MAP(sound_readmem,sound_writemem)
+
+ MDRV_SCREEN_REFRESH_RATE(15625.0/272)
+ MDRV_SCREEN_VBLANK_TIME(DEFAULT_REAL_60HZ_VBLANK_DURATION)
+ /* frames per second, vblank duration
+ Horizontal video frequency:
+ HSync = Dot Clock / Horizontal Frame Length
+ = Xtal /2 / (HDisplay + HBlank)
+ = 12MHz/2 / (240 + 144)
+ = 15.625kHz
+ Vertical Video frequency:
+ VSync = HSync / Vertical Frame Length
+ = HSync / (VDisplay + VBlank)
+ = 15.625kHz / (240 + 32)
+ = 57.444855Hz
+ tuned by Shingo SUZUKI(VSyncMAME Project) 2000/10/19 */
+
+ /* video hardware */
+ MDRV_VIDEO_ATTRIBUTES(VIDEO_TYPE_RASTER)
+ MDRV_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16)
+ MDRV_SCREEN_SIZE(32*8, 32*8)
+ MDRV_SCREEN_VISIBLE_AREA(1*8, 31*8-1, 1*8, 31*8-1)
+ MDRV_GFXDECODE(brkthru)
+ MDRV_PALETTE_LENGTH(256)
+
+ MDRV_PALETTE_INIT(brkthru)
+ MDRV_VIDEO_START(brkthru)
+ MDRV_VIDEO_UPDATE(brkthru)
+
+ /* sound hardware */
+ MDRV_SPEAKER_STANDARD_MONO("mono")
+
+ MDRV_SOUND_ADD(YM2203, 1500000)
+ MDRV_SOUND_ROUTE(0, "mono", 0.10)
+ MDRV_SOUND_ROUTE(1, "mono", 0.10)
+ MDRV_SOUND_ROUTE(2, "mono", 0.10)
+ MDRV_SOUND_ROUTE(3, "mono", 0.50)
+
+ MDRV_SOUND_ADD(YM3526, 3000000)
+ MDRV_SOUND_CONFIG(ym3526_interface)
+ MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.0)
+MACHINE_DRIVER_END
+
+
+/***************************************************************************
+
+ Game driver(s)
+
+***************************************************************************/
+
+ROM_START( brkthru )
+ ROM_REGION( 0x20000, REGION_CPU1, 0 ) /* 64k for main CPU + 64k for banked ROMs */
+ ROM_LOAD( "brkthru.1", 0x04000, 0x4000, CRC(cfb4265f) SHA1(4cd748fa06fd2727de1694196912d605672d4883) )
+ ROM_LOAD( "brkthru.2", 0x08000, 0x8000, CRC(fa8246d9) SHA1(d6da03b2a3d8a83411191351ee110b89352a3ead) )
+ ROM_LOAD( "brkthru.4", 0x10000, 0x8000, CRC(8cabf252) SHA1(45e8847b2e6b278989f67e0b27b827a9b3b92581) )
+ ROM_LOAD( "brkthru.3", 0x18000, 0x8000, CRC(2f2c40c2) SHA1(fcb78941453520a3a07f272127dae7c2cc1999ea) )
+
+ ROM_REGION( 0x02000, REGION_GFX1, ROMREGION_DISPOSE )
+ ROM_LOAD( "brkthru.12", 0x00000, 0x2000, CRC(58c0b29b) SHA1(9dc075f8afae7e8fe164a9fe325e9948cdc7e4bb) ) /* characters */
+
+ ROM_REGION( 0x20000, REGION_GFX2, ROMREGION_DISPOSE )
+ /* background */
+ /* we do a lot of scatter loading here, to place the data in a format */
+ /* which can be decoded by MAME's standard functions */
+ ROM_LOAD( "brkthru.7", 0x00000, 0x4000, CRC(920cc56a) SHA1(c75806691073f1f3bd54dcaca4c14155ecf4471d) ) /* bitplanes 1,2 for bank 1,2 */
+ ROM_CONTINUE( 0x08000, 0x4000 ) /* bitplanes 1,2 for bank 3,4 */
+ ROM_LOAD( "brkthru.6", 0x10000, 0x4000, CRC(fd3cee40) SHA1(3308b96bb69e0fa6dffbdff296273fafa16d5e70) ) /* bitplanes 1,2 for bank 5,6 */
+ ROM_CONTINUE( 0x18000, 0x4000 ) /* bitplanes 1,2 for bank 7,8 */
+ ROM_LOAD( "brkthru.8", 0x04000, 0x1000, CRC(f67ee64e) SHA1(75634bd481ae44b8aa02acb4f9b4d7ff973a4c71) ) /* bitplane 3 for bank 1,2 */
+ ROM_CONTINUE( 0x06000, 0x1000 )
+ ROM_CONTINUE( 0x0c000, 0x1000 ) /* bitplane 3 for bank 3,4 */
+ ROM_CONTINUE( 0x0e000, 0x1000 )
+ ROM_CONTINUE( 0x14000, 0x1000 ) /* bitplane 3 for bank 5,6 */
+ ROM_CONTINUE( 0x16000, 0x1000 )
+ ROM_CONTINUE( 0x1c000, 0x1000 ) /* bitplane 3 for bank 7,8 */
+ ROM_CONTINUE( 0x1e000, 0x1000 )
+
+ ROM_REGION( 0x18000, REGION_GFX3, ROMREGION_DISPOSE )
+ ROM_LOAD( "brkthru.9", 0x00000, 0x8000, CRC(f54e50a7) SHA1(eccf4d859c26944271ec6586644b4730a72851fd) ) /* sprites */
+ ROM_LOAD( "brkthru.10", 0x08000, 0x8000, CRC(fd156945) SHA1(a0575a4164217e63317886176ab7e59d255fc771) )
+ ROM_LOAD( "brkthru.11", 0x10000, 0x8000, CRC(c152a99b) SHA1(f96133aa01219eda357b9e906bd9577dbfe359c0) )
+
+ ROM_REGION( 0x0200, REGION_PROMS, 0 )
+ ROM_LOAD( "brkthru.13", 0x0000, 0x0100, CRC(aae44269) SHA1(7c66aeb93577104109d264ee8b848254256c81eb) ) /* red and green component */
+ ROM_LOAD( "brkthru.14", 0x0100, 0x0100, CRC(f2d4822a) SHA1(f535e91b87ff01f2a73662856fd3f72907ca62e9) ) /* blue component */
+
+ ROM_REGION( 0x10000, REGION_CPU2, 0 )
+ ROM_LOAD( "brkthru.5", 0x8000, 0x8000, CRC(c309435f) SHA1(82914004c2b169a7c31aa49af83a699ebbc7b33f) )
+ROM_END
+
+ROM_START( brkthruj )
+ ROM_REGION( 0x20000, REGION_CPU1, 0 ) /* 64k for main CPU + 64k for banked ROMs */
+ ROM_LOAD( "1", 0x04000, 0x4000, CRC(09bd60ee) SHA1(9591a4c89bb69d5615a5d6b29c47e6b17350c007) )
+ ROM_LOAD( "2", 0x08000, 0x8000, CRC(f2b2cd1c) SHA1(dafccc74310876bc1c88de7f3c86f93ed8a0eb62) )
+ ROM_LOAD( "4", 0x10000, 0x8000, CRC(b42b3359) SHA1(c1da550e0f7cc52721802c7c0f2770ef0087e28b) )
+ ROM_LOAD( "brkthru.3", 0x18000, 0x8000, CRC(2f2c40c2) SHA1(fcb78941453520a3a07f272127dae7c2cc1999ea) )
+
+ ROM_REGION( 0x02000, REGION_GFX1, ROMREGION_DISPOSE )
+ ROM_LOAD( "12", 0x00000, 0x2000, CRC(3d9a7003) SHA1(2e5de982eb75ac75312fb29bb4cb2ed12ec0fd56) ) /* characters */
+
+ ROM_REGION( 0x20000, REGION_GFX2, ROMREGION_DISPOSE )
+ /* background */
+ /* we do a lot of scatter loading here, to place the data in a format */
+ /* which can be decoded by MAME's standard functions */
+ ROM_LOAD( "brkthru.7", 0x00000, 0x4000, CRC(920cc56a) SHA1(c75806691073f1f3bd54dcaca4c14155ecf4471d) ) /* bitplanes 1,2 for bank 1,2 */
+ ROM_CONTINUE( 0x08000, 0x4000 ) /* bitplanes 1,2 for bank 3,4 */
+ ROM_LOAD( "6", 0x10000, 0x4000, CRC(cb47b395) SHA1(bf5459d696e863644f13c8b0786b8f45caf6ceb6) ) /* bitplanes 1,2 for bank 5,6 */
+ ROM_CONTINUE( 0x18000, 0x4000 ) /* bitplanes 1,2 for bank 7,8 */
+ ROM_LOAD( "8", 0x04000, 0x1000, CRC(5e5a2cd7) SHA1(f1782d67b924b4b89bcb6602e970c28fbeaab522) ) /* bitplane 3 for bank 1,2 */
+ ROM_CONTINUE( 0x06000, 0x1000 )
+ ROM_CONTINUE( 0x0c000, 0x1000 ) /* bitplane 3 for bank 3,4 */
+ ROM_CONTINUE( 0x0e000, 0x1000 )
+ ROM_CONTINUE( 0x14000, 0x1000 ) /* bitplane 3 for bank 5,6 */
+ ROM_CONTINUE( 0x16000, 0x1000 )
+ ROM_CONTINUE( 0x1c000, 0x1000 ) /* bitplane 3 for bank 7,8 */
+ ROM_CONTINUE( 0x1e000, 0x1000 )
+
+ ROM_REGION( 0x18000, REGION_GFX3, ROMREGION_DISPOSE )
+ ROM_LOAD( "brkthru.9", 0x00000, 0x8000, CRC(f54e50a7) SHA1(eccf4d859c26944271ec6586644b4730a72851fd) ) /* sprites */
+ ROM_LOAD( "brkthru.10", 0x08000, 0x8000, CRC(fd156945) SHA1(a0575a4164217e63317886176ab7e59d255fc771) )
+ ROM_LOAD( "brkthru.11", 0x10000, 0x8000, CRC(c152a99b) SHA1(f96133aa01219eda357b9e906bd9577dbfe359c0) )
+
+ ROM_REGION( 0x0200, REGION_PROMS, 0 )
+ ROM_LOAD( "brkthru.13", 0x0000, 0x0100, CRC(aae44269) SHA1(7c66aeb93577104109d264ee8b848254256c81eb) ) /* red and green component */
+ ROM_LOAD( "brkthru.14", 0x0100, 0x0100, CRC(f2d4822a) SHA1(f535e91b87ff01f2a73662856fd3f72907ca62e9) ) /* blue component */
+
+ ROM_REGION( 0x10000, REGION_CPU2, 0 )
+ ROM_LOAD( "brkthru.5", 0x8000, 0x8000, CRC(c309435f) SHA1(82914004c2b169a7c31aa49af83a699ebbc7b33f) )
+ROM_END
+
+/* bootleg, changed prg rom fails test, probably just the japanese version modified to have english title */
+ROM_START( forcebrk )
+ ROM_REGION( 0x20000, REGION_CPU1, 0 ) /* 64k for main CPU + 64k for banked ROMs */
+ ROM_LOAD( "1", 0x04000, 0x4000, CRC(09bd60ee) SHA1(9591a4c89bb69d5615a5d6b29c47e6b17350c007) )
+ ROM_LOAD( "2", 0x08000, 0x8000, CRC(f2b2cd1c) SHA1(dafccc74310876bc1c88de7f3c86f93ed8a0eb62) )
+ ROM_LOAD( "forcebrk4", 0x10000, 0x8000, CRC(b4838c19) SHA1(b32f183ee042872a6eb6689aab219108d37829e4) )
+ ROM_LOAD( "brkthru.3", 0x18000, 0x8000, CRC(2f2c40c2) SHA1(fcb78941453520a3a07f272127dae7c2cc1999ea) )
+
+ ROM_REGION( 0x02000, REGION_GFX1, ROMREGION_DISPOSE )
+ ROM_LOAD( "12", 0x00000, 0x2000, CRC(3d9a7003) SHA1(2e5de982eb75ac75312fb29bb4cb2ed12ec0fd56) ) /* characters */
+
+ ROM_REGION( 0x20000, REGION_GFX2, ROMREGION_DISPOSE )
+ /* background */
+ /* we do a lot of scatter loading here, to place the data in a format */
+ /* which can be decoded by MAME's standard functions */
+ ROM_LOAD( "brkthru.7", 0x00000, 0x4000, CRC(920cc56a) SHA1(c75806691073f1f3bd54dcaca4c14155ecf4471d) ) /* bitplanes 1,2 for bank 1,2 */
+ ROM_CONTINUE( 0x08000, 0x4000 ) /* bitplanes 1,2 for bank 3,4 */
+ ROM_LOAD( "forcebrk6", 0x10000, 0x4000, CRC(08bca16a) SHA1(d5dcf5cf68a5090f467c076abb1b9cf0baffe272) ) /* bitplanes 1,2 for bank 5,6 */
+ ROM_CONTINUE( 0x18000, 0x4000 ) /* bitplanes 1,2 for bank 7,8 */
+ ROM_LOAD( "forcebrk8", 0x04000, 0x1000, CRC(a3a1131e) SHA1(e0b73c8b2c8ea6b31418bc642830875c5985f800) ) /* bitplane 3 for bank 1,2 */
+ ROM_CONTINUE( 0x06000, 0x1000 )
+ ROM_CONTINUE( 0x0c000, 0x1000 ) /* bitplane 3 for bank 3,4 */
+ ROM_CONTINUE( 0x0e000, 0x1000 )
+ ROM_CONTINUE( 0x14000, 0x1000 ) /* bitplane 3 for bank 5,6 */
+ ROM_CONTINUE( 0x16000, 0x1000 )
+ ROM_CONTINUE( 0x1c000, 0x1000 ) /* bitplane 3 for bank 7,8 */
+ ROM_CONTINUE( 0x1e000, 0x1000 )
+
+ ROM_REGION( 0x18000, REGION_GFX3, ROMREGION_DISPOSE )
+ ROM_LOAD( "brkthru.9", 0x00000, 0x8000, CRC(f54e50a7) SHA1(eccf4d859c26944271ec6586644b4730a72851fd) ) /* sprites */
+ ROM_LOAD( "brkthru.10", 0x08000, 0x8000, CRC(fd156945) SHA1(a0575a4164217e63317886176ab7e59d255fc771) )
+ ROM_LOAD( "brkthru.11", 0x10000, 0x8000, CRC(c152a99b) SHA1(f96133aa01219eda357b9e906bd9577dbfe359c0) )
+
+ ROM_REGION( 0x0200, REGION_PROMS, 0 )
+ ROM_LOAD( "brkthru.13", 0x0000, 0x0100, CRC(aae44269) SHA1(7c66aeb93577104109d264ee8b848254256c81eb) ) /* red and green component */
+ ROM_LOAD( "brkthru.14", 0x0100, 0x0100, CRC(f2d4822a) SHA1(f535e91b87ff01f2a73662856fd3f72907ca62e9) ) /* blue component */
+
+ ROM_REGION( 0x10000, REGION_CPU2, 0 )
+ ROM_LOAD( "brkthru.5", 0x8000, 0x8000, CRC(c309435f) SHA1(82914004c2b169a7c31aa49af83a699ebbc7b33f) )
+ROM_END
+
+ROM_START( darwin )
+ ROM_REGION( 0x20000, REGION_CPU1, 0 ) /* 64k for main CPU + 64k for banked ROMs */
+ ROM_LOAD( "darw_04.rom", 0x04000, 0x4000, CRC(0eabf21c) SHA1(ccad6b30fe9361e8a21b8aaf8116aa85f9e6bb19) )
+ ROM_LOAD( "darw_05.rom", 0x08000, 0x8000, CRC(e771f864) SHA1(8ba9f97c6abf035ceaf9f5505495708506f1b0c5) )
+ ROM_LOAD( "darw_07.rom", 0x10000, 0x8000, CRC(97ac052c) SHA1(8baa117472d46b99e5946f095b869de9b5c48f9a) )
+ ROM_LOAD( "darw_06.rom", 0x18000, 0x8000, CRC(2a9fb208) SHA1(f04a5502600e49e2494a87ec65a44a2843441d37) )
+
+ ROM_REGION( 0x02000, REGION_GFX1, ROMREGION_DISPOSE )
+ ROM_LOAD( "darw_09.rom", 0x00000, 0x2000, CRC(067b4cf5) SHA1(fc752bb72e4850b71565afd1df0cbb4f732f131c) ) /* characters */
+
+ ROM_REGION( 0x20000, REGION_GFX2, ROMREGION_DISPOSE )
+ /* background */
+ /* we do a lot of scatter loading here, to place the data in a format */
+ /* which can be decoded by MAME's standard functions */
+ ROM_LOAD( "darw_03.rom", 0x00000, 0x4000, CRC(57d0350d) SHA1(6f904047485e669afb5f4b590818743111f010c6) ) /* bitplanes 1,2 for bank 1,2 */
+ ROM_CONTINUE( 0x08000, 0x4000 ) /* bitplanes 1,2 for bank 3,4 */
+ ROM_LOAD( "darw_02.rom", 0x10000, 0x4000, CRC(559a71ab) SHA1(a28de25e89e0d68332f4095b988827a9cb72c675) ) /* bitplanes 1,2 for bank 5,6 */
+ ROM_CONTINUE( 0x18000, 0x4000 ) /* bitplanes 1,2 for bank 7,8 */
+ ROM_LOAD( "darw_01.rom", 0x04000, 0x1000, CRC(15a16973) SHA1(5eb978a32be88176936e5d37b6ec18820d9720d8) ) /* bitplane 3 for bank 1,2 */
+ ROM_CONTINUE( 0x06000, 0x1000 )
+ ROM_CONTINUE( 0x0c000, 0x1000 ) /* bitplane 3 for bank 3,4 */
+ ROM_CONTINUE( 0x0e000, 0x1000 )
+ ROM_CONTINUE( 0x14000, 0x1000 ) /* bitplane 3 for bank 5,6 */
+ ROM_CONTINUE( 0x16000, 0x1000 )
+ ROM_CONTINUE( 0x1c000, 0x1000 ) /* bitplane 3 for bank 7,8 */
+ ROM_CONTINUE( 0x1e000, 0x1000 )
+
+ ROM_REGION( 0x18000, REGION_GFX3, ROMREGION_DISPOSE )
+ ROM_LOAD( "darw_10.rom", 0x00000, 0x8000, CRC(487a014c) SHA1(c9543df8115088b02019e76a6473ecc5f645a836) ) /* sprites */
+ ROM_LOAD( "darw_11.rom", 0x08000, 0x8000, CRC(548ce2d1) SHA1(3b1757c70346ab4ee19ec85e7ae5137f8ccf446f) )
+ ROM_LOAD( "darw_12.rom", 0x10000, 0x8000, CRC(faba5fef) SHA1(848da4d4888f0218b737f1dc9b62944f68349a43) )
+
+ ROM_REGION( 0x0200, REGION_PROMS, 0 )
+ ROM_LOAD( "df.12", 0x0000, 0x0100, CRC(89b952ef) SHA1(77dc4020a2e25f81fae1182d58993cf09d13af00) ) /* red and green component */
+ ROM_LOAD( "df.13", 0x0100, 0x0100, CRC(d595e91d) SHA1(5e9793f6602455c79afdc855cd13183a7f48ab1e) ) /* blue component */
+
+ ROM_REGION( 0x10000, REGION_CPU2, 0 )
+ ROM_LOAD( "darw_08.rom", 0x8000, 0x8000, CRC(6b580d58) SHA1(a70aebc6b4a291b4adddbb41d092b2682fc2d421) )
+ROM_END
+
+
+
+GAME( 1986, brkthru, 0, brkthru, brkthru, 0, ROT0, "Data East USA", "Break Thru (US)", 0 )
+GAME( 1986, brkthruj, brkthru, brkthru, brkthruj, 0, ROT0, "Data East Corporation", "Kyohkoh-Toppa (Japan)", 0 )
+GAME( 1986, forcebrk, brkthru, brkthru, brkthruj, 0, ROT0, "bootleg", "Force Break (bootleg)", 0 )
+GAME( 1986, darwin, 0, darwin, darwin, 0, ROT270, "Data East Corporation", "Darwin 4078 (Japan)", 0 )