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terracre.c
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C/C++ Source or Header
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2000-05-04
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18KB
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548 lines
/******************************************************************
Terra Cresta (preliminary)
Nichibutsu 1985
68000 + Z80
driver by Carlos A. Lozano
TODO: I'm playing samples with a DAC, but they could be ADPCM
Carlos A. Lozano (calb@gsyc.inf.uc3m.es)
MEMORY MAP
0x000000 - 0x01ffff ROM
0x020000 - 0x02006f VRAM (Sprites)???
0x020070 - 0x021fff RAM
0x022000 - 0x022fff VRAM (Background)???
0x024000 - 0x24000f Input Ports
0x026000 - 0x26000f Output Ports
0x028000 - 0x287fff VRAM (Tiles)
VRAM(Background)
0x22000 - 32 bytes (16 tiles)
0x22040 - 32 bytes (16 tiles)
0x22080 - 32 bytes (16 tiles)
0x220c0 - 32 bytes (16 tiles)
0x22100 - 32 bytes (16 tiles)
...
0x22fc0 - 32 bytes (16 tiles)
VRAM(Tiles)
0x28000-0x287ff (1024 tiles 8x8 tiles, 2 bytes every tile)
VRAM(Sprites)
0x20000-0x201ff
******************************************************************/
#include "driver.h"
#include "vidhrdw/generic.h"
#include "cpu/m68000/m68000.h"
unsigned char* terrac_ram;
void terrac_vh_convert_color_prom(unsigned char *palette, unsigned short *colortable,const unsigned char *color_prom);
void terracre_vh_screenrefresh(struct osd_bitmap *bitmap,int full_refresh);
//void terracre_vh_screenrefresh(struct osd_bitmap *bitmap);
int terrac_vh_start(void);
void terrac_vh_stop(void);
WRITE_HANDLER( terrac_videoram2_w );
READ_HANDLER( terrac_videoram2_r );
extern unsigned char *terrac_videoram;
extern size_t terrac_videoram_size;
extern unsigned char terrac_scrolly[];
WRITE_HANDLER( terracre_misc_w )
{
switch (offset)
{
// case 0: /* ??? */
// break;
case 2: /* Scroll Y */
COMBINE_WORD_MEM(terrac_scrolly,data);
return;
break;
// case 4: /* ??? */
// break;
// case 0xa: /* ??? */
// break;
case 0xc: /* sound command */
soundlatch_w(offset,((data & 0x7f) << 1) | 1);
return;
break;
// case 0xe: /* ??? */
// break;
}
logerror("OUTPUT [%x] <- %08x\n", offset,data );
}
static READ_HANDLER( terracre_ports_r )
{
switch (offset)
{
case 0: /* Player controls */
return readinputport(0);
case 2: /* Dipswitch 0xf000*/
return readinputport(1);
case 4: /* Start buttons & Dipswitch */
return readinputport(2) << 8;
case 6: /* Dipswitch???? */
return (readinputport(4) << 8) | readinputport(3);
}
return 0xffff;
}
static READ_HANDLER( soundlatch_clear_r )
{
soundlatch_clear_w(0,0);
return 0;
}
static struct MemoryReadAddress readmem[] =
{
{ 0x000000, 0x01ffff, MRA_ROM },
{ 0x020000, 0x0201ff, MRA_BANK1 },
{ 0x020200, 0x021fff, MRA_BANK2 },
{ 0x022000, 0x022fff, terrac_videoram2_r },
{ 0x023000, 0x023fff, MRA_BANK3 },
{ 0x024000, 0x024007, terracre_ports_r },
{ 0x028000, 0x0287ff, MRA_BANK4 },
{ -1 } /* end of table */
};
static struct MemoryWriteAddress writemem[] =
{
{ 0x000000, 0x01ffff, MWA_ROM },
{ 0x020000, 0x0201ff, MWA_BANK1, &spriteram, &spriteram_size },
{ 0x020200, 0x021fff, MWA_BANK2, &terrac_ram },
{ 0x022000, 0x022fff, terrac_videoram2_w, &terrac_videoram, &terrac_videoram_size },
{ 0x023000, 0x023fff, MWA_BANK3 },
{ 0x026000, 0x02600f, terracre_misc_w },
{ 0x028000, 0x0287ff, MWA_BANK4, &videoram, &videoram_size },
{ -1 } /* end of table */
};
static struct MemoryReadAddress sound_readmem[] =
{
{ 0x0000, 0xbfff, MRA_ROM },
{ 0xc000, 0xcfff, MRA_RAM },
{ -1 } /* end of table */
};
static struct MemoryWriteAddress sound_writemem[] =
{
{ 0x0000, 0xbfff, MWA_ROM },
{ 0xc000, 0xcfff, MWA_RAM },
{ -1 } /* end of table */
};
static struct IOReadPort sound_readport[] =
{
{ 0x04, 0x04, soundlatch_clear_r },
{ 0x06, 0x06, soundlatch_r },
{ -1 } /* end of table */
};
static struct IOWritePort sound_writeport_3526[] =
{
{ 0x00, 0x00, YM3526_control_port_0_w },
{ 0x01, 0x01, YM3526_write_port_0_w },
{ 0x02, 0x02, DAC_0_signed_data_w },
{ 0x03, 0x03, DAC_1_signed_data_w },
{ -1 } /* end of table */
};
static struct IOWritePort sound_writeport_2203[] =
{
{ 0x00, 0x00, YM2203_control_port_0_w },
{ 0x01, 0x01, YM2203_write_port_0_w },
{ 0x02, 0x02, DAC_0_signed_data_w },
{ 0x03, 0x03, DAC_1_signed_data_w },
{ -1 } /* end of table */
};
INPUT_PORTS_START( terracre )
PORT_START /* Player 1 controls */
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_UP | IPF_8WAY )
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN | IPF_8WAY )
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT | IPF_8WAY )
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT | IPF_8WAY )
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 )
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 )
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_START /* Player 2 controls */
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_UP | IPF_8WAY | IPF_COCKTAIL )
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN | IPF_8WAY | IPF_COCKTAIL )
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT | IPF_8WAY | IPF_COCKTAIL )
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT | IPF_8WAY | IPF_COCKTAIL )
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 | IPF_COCKTAIL )
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 | IPF_COCKTAIL )
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_START /* Coin, Start, Test, Dipswitch */
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_START1 )
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_START2 )
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_COIN1 )
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_COIN2 )
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_COIN3 )
PORT_SERVICE( 0x20, IP_ACTIVE_LOW )
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_START /* Dipswitch */
PORT_DIPNAME( 0x03, 0x03, DEF_STR( Lives ) )
PORT_DIPSETTING( 0x03, "3" )
PORT_DIPSETTING( 0x02, "4" )
PORT_DIPSETTING( 0x01, "5" )
PORT_DIPSETTING( 0x00, "6" )
PORT_DIPNAME( 0x0c, 0x0c, DEF_STR( Bonus_Life ) )
PORT_DIPSETTING( 0x0c, "20000 60000" )
PORT_DIPSETTING( 0x08, "30000 70000" )
PORT_DIPSETTING( 0x04, "40000 80000" )
PORT_DIPSETTING( 0x00, "50000 90000" )
PORT_DIPNAME( 0x10, 0x10, DEF_STR( Demo_Sounds ) )
PORT_DIPSETTING( 0x00, DEF_STR( Off ) )
PORT_DIPSETTING( 0x10, 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( Unknown ) )
PORT_DIPSETTING( 0x40, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_DIPNAME( 0x80, 0x80, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x80, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_START /* Dipswitch */
PORT_DIPNAME( 0x03, 0x03, DEF_STR( Coin_A ) )
PORT_DIPSETTING( 0x01, DEF_STR( 2C_1C ) )
PORT_DIPSETTING( 0x03, DEF_STR( 1C_1C ) )
PORT_DIPSETTING( 0x02, DEF_STR( 1C_2C ) )
PORT_DIPSETTING( 0x00, DEF_STR( Free_Play ) )
PORT_DIPNAME( 0x0c, 0x0c, DEF_STR( Coin_B ) )
PORT_DIPSETTING( 0x00, DEF_STR( 3C_1C ) )
PORT_DIPSETTING( 0x04, DEF_STR( 2C_3C ) )
PORT_DIPSETTING( 0x0c, DEF_STR( 1C_3C ) )
PORT_DIPSETTING( 0x08, DEF_STR( 1C_6C ) )
PORT_DIPNAME( 0x10, 0x10, DEF_STR( Difficulty ) )
PORT_DIPSETTING( 0x10, "Easy" )
PORT_DIPSETTING( 0x00, "Hard" )
PORT_DIPNAME( 0x20, 0x20, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x20, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_BITX( 0x40, 0x40, IPT_DIPSWITCH_NAME | IPF_CHEAT, "Invulnerability", IP_KEY_NONE, IP_JOY_NONE )
PORT_DIPSETTING( 0x40, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, 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 struct GfxLayout charlayout =
{
8,8, /* 8*8 characters */
256, /* 256 characters */
4, /* 4 bits per pixel */
{ 0, 1, 2, 3 },
{ 4, 0, 12, 8, 20, 16, 28, 24},
{ 0*32, 1*32, 2*32, 3*32, 4*32, 5*32, 6*32, 7*32 },
32*8 /* every char takes 32 consecutive bytes */
};
static struct GfxLayout backlayout =
{
16,16, /* 16*16 chars */
512, /* 512 characters */
4, /* 4 bits per pixel */
{ 0, 1, 2, 3 }, /* plane offset */
{ 4, 0, 12, 8, 20, 16, 28, 24,
32+4, 32+0, 32+12, 32+8, 32+20, 32+16, 32+28, 32+24, },
{ 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 char takes 128 consecutive bytes */
};
static struct GfxLayout spritelayout =
{
16,16, /* 16*16 characters */
512, /* 512 sprites */
4, /* 4 bits per pixel */
{ 0, 1, 2, 3 },
{ 4, 0, 4+0x8000*8, 0+0x8000*8, 12, 8, 12+0x8000*8, 8+0x8000*8,
20, 16, 20+0x8000*8, 16+0x8000*8, 28, 24, 28+0x8000*8, 24+0x8000*8 },
{ 0*32, 1*32, 2*32, 3*32, 4*32, 5*32, 6*32, 7*32,
8*32, 9*32, 10*32, 11*32, 12*32, 13*32, 14*32, 15*32 },
64*8 /* every char takes 64 consecutive bytes */
};
static struct GfxDecodeInfo gfxdecodeinfo[] =
{
{ REGION_GFX1, 0, &charlayout, 0, 1 },
{ REGION_GFX2, 0, &backlayout, 1*16, 16 },
{ REGION_GFX3, 0, &spritelayout, 1*16+16*16, 256 },
{ -1 } /* end of array */
};
static struct YM3526interface ym3526_interface =
{
1, /* 1 chip (no more supported) */
4000000, /* 4 MHz ? (hand tuned) */
{ 255 } /* (not supported) */
};
static struct YM2203interface ym2203_interface =
{
1, /* 1 chip */
3000000, /* 3 MHz ???? */
{ YM2203_VOL(40,20), YM2203_VOL(40,20) },
{ 0 },
{ 0 },
{ 0 },
{ 0 }
};
static struct DACinterface dac_interface =
{
2, /* 2 channels */
{ 50, 50 }
};
static struct MachineDriver machine_driver_ym3526 =
{
{
{
CPU_M68000,
8000000, /* 8 Mhz?? */
readmem,writemem,0,0,
m68_level1_irq,1
},
{
CPU_Z80 | CPU_AUDIO_CPU,
4000000, /* 4 MHz???? */
sound_readmem,sound_writemem,sound_readport,sound_writeport_3526,
interrupt,128 /* ??? */
},
},
60, DEFAULT_60HZ_VBLANK_DURATION, /* frames per second, vblank duration */
1, /* 1 CPU slice per frame - interleaving is forced when a sound command is written */
0,
/* video hardware */
32*8, 32*8, { 0*8, 32*8-1, 2*8, 30*8-1 },
gfxdecodeinfo,
256, 1*16+16*16+16*256,
terrac_vh_convert_color_prom,
VIDEO_TYPE_RASTER,
0,
terrac_vh_start,
terrac_vh_stop,
terracre_vh_screenrefresh,
/* sound hardware */
0,0,0,0,
{
{
SOUND_YM3526,
&ym3526_interface
},
{
SOUND_DAC,
&dac_interface
}
}
};
static struct MachineDriver machine_driver_ym2203 =
{
{
{
CPU_M68000,
8000000, /* 8 Mhz?? */
readmem,writemem,0,0,
m68_level1_irq,1
},
{
CPU_Z80 | CPU_AUDIO_CPU,
4000000, /* 4 MHz???? */
sound_readmem,sound_writemem,sound_readport,sound_writeport_2203,
interrupt,128 /* ??? */
},
},
60, DEFAULT_60HZ_VBLANK_DURATION, /* frames per second, vblank duration */
1, /* 1 CPU slice per frame - interleaving is forced when a sound command is written */
0,
/* video hardware */
32*8, 32*8, { 0*8, 32*8-1, 2*8, 30*8-1 },
gfxdecodeinfo,
256, 1*16+16*16+16*256,
terrac_vh_convert_color_prom,
VIDEO_TYPE_RASTER,
0,
terrac_vh_start,
terrac_vh_stop,
terracre_vh_screenrefresh,
/* sound hardware */
0,0,0,0,
{
{
SOUND_YM2203,
&ym2203_interface
},
{
SOUND_DAC,
&dac_interface
}
}
};
ROM_START( terracre )
ROM_REGION( 0x20000, REGION_CPU1 ) /* 128K for 68000 code */
ROM_LOAD_ODD ( "1a_4b.rom", 0x00000, 0x4000, 0x76f17479 )
ROM_LOAD_EVEN( "1a_4d.rom", 0x00000, 0x4000, 0x8119f06e )
ROM_LOAD_ODD ( "1a_6b.rom", 0x08000, 0x4000, 0xba4b5822 )
ROM_LOAD_EVEN( "1a_6d.rom", 0x08000, 0x4000, 0xca4852f6 )
ROM_LOAD_ODD ( "1a_7b.rom", 0x10000, 0x4000, 0xd0771bba )
ROM_LOAD_EVEN( "1a_7d.rom", 0x10000, 0x4000, 0x029d59d9 )
ROM_LOAD_ODD ( "1a_9b.rom", 0x18000, 0x4000, 0x69227b56 )
ROM_LOAD_EVEN( "1a_9d.rom", 0x18000, 0x4000, 0x5a672942 )
ROM_REGION( 0x10000, REGION_CPU2 ) /* 64k for sound cpu */
ROM_LOAD( "2a_15b.rom", 0x0000, 0x4000, 0x604c3b11 )
ROM_LOAD( "2a_17b.rom", 0x4000, 0x4000, 0xaffc898d )
ROM_LOAD( "2a_18b.rom", 0x8000, 0x4000, 0x302dc0ab )
ROM_REGION( 0x02000, REGION_GFX1 | REGIONFLAG_DISPOSE )
ROM_LOAD( "2a_16b.rom", 0x00000, 0x2000, 0x591a3804 ) /* tiles */
ROM_REGION( 0x10000, REGION_GFX2 | REGIONFLAG_DISPOSE )
ROM_LOAD( "1a_15f.rom", 0x00000, 0x8000, 0x984a597f ) /* Background */
ROM_LOAD( "1a_17f.rom", 0x08000, 0x8000, 0x30e297ff )
ROM_REGION( 0x10000, REGION_GFX3 | REGIONFLAG_DISPOSE )
ROM_LOAD( "2a_6e.rom", 0x00000, 0x4000, 0xbcf7740b ) /* Sprites */
ROM_LOAD( "2a_7e.rom", 0x04000, 0x4000, 0xa70b565c )
ROM_LOAD( "2a_6g.rom", 0x08000, 0x4000, 0x4a9ec3e6 )
ROM_LOAD( "2a_7g.rom", 0x0c000, 0x4000, 0x450749fc )
ROM_REGION( 0x0500, REGION_PROMS )
ROM_LOAD( "tc1a_10f.bin", 0x0000, 0x0100, 0xce07c544 ) /* red component */
ROM_LOAD( "tc1a_11f.bin", 0x0100, 0x0100, 0x566d323a ) /* green component */
ROM_LOAD( "tc1a_12f.bin", 0x0200, 0x0100, 0x7ea63946 ) /* blue component */
ROM_LOAD( "tc2a_2g.bin", 0x0300, 0x0100, 0x08609bad ) /* sprite lookup table */
ROM_LOAD( "tc2a_4e.bin", 0x0400, 0x0100, 0x2c43991f ) /* sprite palette bank */
ROM_END
/**********************************************************/
/* Notes: All the roms are the same except the SOUND ROMs */
/**********************************************************/
ROM_START( terracrb )
ROM_REGION( 0x20000, REGION_CPU1 ) /* 128K for 68000 code */
ROM_LOAD_ODD ( "1a_4b.rom", 0x00000, 0x4000, 0x76f17479 )
ROM_LOAD_EVEN( "1a_4d.rom", 0x00000, 0x4000, 0x8119f06e )
ROM_LOAD_ODD ( "1a_6b.rom", 0x08000, 0x4000, 0xba4b5822 )
ROM_LOAD_EVEN( "1a_6d.rom", 0x08000, 0x4000, 0xca4852f6 )
ROM_LOAD_ODD ( "1a_7b.rom", 0x10000, 0x4000, 0xd0771bba )
ROM_LOAD_EVEN( "1a_7d.rom", 0x10000, 0x4000, 0x029d59d9 )
ROM_LOAD_ODD ( "1a_9b.rom", 0x18000, 0x4000, 0x69227b56 )
ROM_LOAD_EVEN( "1a_9d.rom", 0x18000, 0x4000, 0x5a672942 )
ROM_REGION( 0x10000, REGION_CPU2 ) /* 64k for sound cpu */
ROM_LOAD( "2a_15b.rom", 0x0000, 0x4000, 0x604c3b11 )
ROM_LOAD( "dg.12", 0x4000, 0x4000, 0x9e9b3808 )
ROM_LOAD( "2a_18b.rom", 0x8000, 0x4000, 0x302dc0ab )
ROM_REGION( 0x02000, REGION_GFX1 | REGIONFLAG_DISPOSE )
ROM_LOAD( "2a_16b.rom", 0x00000, 0x2000, 0x591a3804 ) /* tiles */
ROM_REGION( 0x10000, REGION_GFX2 | REGIONFLAG_DISPOSE )
ROM_LOAD( "1a_15f.rom", 0x00000, 0x8000, 0x984a597f ) /* Background */
ROM_LOAD( "1a_17f.rom", 0x08000, 0x8000, 0x30e297ff )
ROM_REGION( 0x10000, REGION_GFX3 | REGIONFLAG_DISPOSE )
ROM_LOAD( "2a_6e.rom", 0x00000, 0x4000, 0xbcf7740b ) /* Sprites */
ROM_LOAD( "2a_7e.rom", 0x04000, 0x4000, 0xa70b565c )
ROM_LOAD( "2a_6g.rom", 0x08000, 0x4000, 0x4a9ec3e6 )
ROM_LOAD( "2a_7g.rom", 0x0c000, 0x4000, 0x450749fc )
ROM_REGION( 0x0500, REGION_PROMS )
ROM_LOAD( "tc1a_10f.bin", 0x0000, 0x0100, 0xce07c544 ) /* red component */
ROM_LOAD( "tc1a_11f.bin", 0x0100, 0x0100, 0x566d323a ) /* green component */
ROM_LOAD( "tc1a_12f.bin", 0x0200, 0x0100, 0x7ea63946 ) /* blue component */
ROM_LOAD( "tc2a_2g.bin", 0x0300, 0x0100, 0x08609bad ) /* sprite lookup table */
ROM_LOAD( "tc2a_4e.bin", 0x0400, 0x0100, 0x2c43991f ) /* sprite palette bank */
ROM_END
/**********************************************************/
/* Notes: All the roms are the same except the SOUND ROMs */
/**********************************************************/
ROM_START( terracra )
ROM_REGION( 0x20000, REGION_CPU1 ) /* 128K for 68000 code */
ROM_LOAD_ODD ( "1a_4b.rom", 0x00000, 0x4000, 0x76f17479 )
ROM_LOAD_EVEN( "1a_4d.rom", 0x00000, 0x4000, 0x8119f06e )
ROM_LOAD_ODD ( "1a_6b.rom", 0x08000, 0x4000, 0xba4b5822 )
ROM_LOAD_EVEN( "1a_6d.rom", 0x08000, 0x4000, 0xca4852f6 )
ROM_LOAD_ODD ( "1a_7b.rom", 0x10000, 0x4000, 0xd0771bba )
ROM_LOAD_EVEN( "1a_7d.rom", 0x10000, 0x4000, 0x029d59d9 )
ROM_LOAD_ODD ( "1a_9b.rom", 0x18000, 0x4000, 0x69227b56 )
ROM_LOAD_EVEN( "1a_9d.rom", 0x18000, 0x4000, 0x5a672942 )
ROM_REGION( 0x10000, REGION_CPU2 ) /* 64k to sound cpu */
ROM_LOAD( "tc2a_15b.bin", 0x0000, 0x4000, 0x790ddfa9 )
ROM_LOAD( "tc2a_17b.bin", 0x4000, 0x4000, 0xd4531113 )
ROM_REGION( 0x02000, REGION_GFX1 | REGIONFLAG_DISPOSE )
ROM_LOAD( "2a_16b.rom", 0x00000, 0x2000, 0x591a3804 ) /* tiles */
ROM_REGION( 0x10000, REGION_GFX2 | REGIONFLAG_DISPOSE )
ROM_LOAD( "1a_15f.rom", 0x00000, 0x8000, 0x984a597f ) /* Background */
ROM_LOAD( "1a_17f.rom", 0x08000, 0x8000, 0x30e297ff )
ROM_REGION( 0x10000, REGION_GFX3 | REGIONFLAG_DISPOSE )
ROM_LOAD( "2a_6e.rom", 0x00000, 0x4000, 0xbcf7740b ) /* Sprites */
ROM_LOAD( "2a_7e.rom", 0x04000, 0x4000, 0xa70b565c )
ROM_LOAD( "2a_6g.rom", 0x08000, 0x4000, 0x4a9ec3e6 )
ROM_LOAD( "2a_7g.rom", 0x0c000, 0x4000, 0x450749fc )
ROM_REGION( 0x0500, REGION_PROMS )
ROM_LOAD( "tc1a_10f.bin", 0x0000, 0x0100, 0xce07c544 ) /* red component */
ROM_LOAD( "tc1a_11f.bin", 0x0100, 0x0100, 0x566d323a ) /* green component */
ROM_LOAD( "tc1a_12f.bin", 0x0200, 0x0100, 0x7ea63946 ) /* blue component */
ROM_LOAD( "tc2a_2g.bin", 0x0300, 0x0100, 0x08609bad ) /* sprite lookup table */
ROM_LOAD( "tc2a_4e.bin", 0x0400, 0x0100, 0x2c43991f ) /* sprite palette bank */
ROM_END
GAME( 1985, terracre, 0, ym3526, terracre, 0, ROT270, "Nichibutsu", "Terra Cresta (YM3526 set 1)" )
GAME( 1985, terracrb, terracre, ym3526, terracre, 0, ROT270, "Nichibutsu", "Terra Cresta (YM3526 set 2)" )
GAME( 1985, terracra, terracre, ym2203, terracre, 0, ROT270, "Nichibutsu", "Terra Cresta (YM2203)" )