diff options
Diffstat (limited to 'src/mame/drivers/targeth.c')
-rw-r--r-- | src/mame/drivers/targeth.c | 235 |
1 files changed, 235 insertions, 0 deletions
diff --git a/src/mame/drivers/targeth.c b/src/mame/drivers/targeth.c new file mode 100644 index 00000000000..a89cb82c740 --- /dev/null +++ b/src/mame/drivers/targeth.c @@ -0,0 +1,235 @@ +/*************************************************************************** + +Target Hits (c) 1994 Gaelco (Designed & Developed by Zigurat. Produced by Gaelco) + +Driver by Manuel Abadia <manu@teleline.es> + +The DS5002FP has 32KB undumped gameplay code making the game unplayable :_( + +***************************************************************************/ + +#include "driver.h" +#include "cpu/m68000/m68000.h" +#include "sound/okim6295.h" + +extern UINT16 *targeth_vregs; +extern UINT16 *targeth_videoram; +extern UINT16 *targeth_spriteram; + +/* from video/targeth.c */ +WRITE16_HANDLER( targeth_vram_w ); +VIDEO_START( targeth ); +VIDEO_UPDATE( targeth ); + + +static const gfx_layout tilelayout16_0x080000 = +{ + 16,16, /* 16x16 tiles */ + 0x080000/32, /* number of tiles */ + 4, /* bitplanes */ + { 3*0x080000*8, 2*0x080000*8, 1*0x080000*8, 0*0x080000*8 }, /* plane offsets */ + { 0,1,2,3,4,5,6,7, 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*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 +}; + +static GFXDECODE_START( 0x080000 ) + GFXDECODE_ENTRY( REGION_GFX1, 0x000000, tilelayout16_0x080000, 0, 64 ) +GFXDECODE_END + + +static INTERRUPT_GEN(targeth_interrupt ) +{ + switch(cpu_getiloops()){ + case 0: /* IRQ 2: drives the game */ + cpunum_set_input_line(0, 2, HOLD_LINE); + break; + case 1: /* IRQ 4: Read 1P Gun */ + cpunum_set_input_line(0, 4, HOLD_LINE); + break; + case 2: /* IRQ 6: Read 2P Gun */ + cpunum_set_input_line(0, 6, HOLD_LINE); + break; + } +} + + +static ADDRESS_MAP_START( targeth_readmem, ADDRESS_SPACE_PROGRAM, 16 ) + AM_RANGE(0x000000, 0x0fffff) AM_READ(MRA16_ROM) /* ROM */ + AM_RANGE(0x100000, 0x103fff) AM_READ(MRA16_RAM) /* Video RAM */ + AM_RANGE(0x108000, 0x108001) AM_READ(input_port_0_word_r)/* Gun 1P X */ + AM_RANGE(0x108002, 0x108003) AM_READ(input_port_1_word_r)/* Gun 1P Y */ + AM_RANGE(0x108004, 0x108005) AM_READ(input_port_2_word_r)/* Gun 2P X */ + AM_RANGE(0x108006, 0x108007) AM_READ(input_port_3_word_r)/* Gun 2P Y */ + AM_RANGE(0x200000, 0x2007ff) AM_READ(MRA16_RAM) /* Palette */ + AM_RANGE(0x440000, 0x440fff) AM_READ(MRA16_RAM) /* Sprite RAM */ + AM_RANGE(0x700000, 0x700001) AM_READ(input_port_4_word_r)/* DIPSW #2 */ + AM_RANGE(0x700002, 0x700003) AM_READ(input_port_5_word_r)/* DIPSW #1 */ + AM_RANGE(0x700006, 0x700007) AM_READ(input_port_6_word_r)/* Coins, Start & Fire buttons */ + AM_RANGE(0x700008, 0x700009) AM_READ(input_port_7_word_r)/* Service & Guns Reload? */ + AM_RANGE(0x70000e, 0x70000f) AM_READ(OKIM6295_status_0_lsb_r)/* OKI6295 status register */ + AM_RANGE(0xfe0000, 0xfeffff) AM_READ(MRA16_RAM) /* Work RAM (partially shared with DS5002FP) */ +ADDRESS_MAP_END + +static WRITE16_HANDLER( OKIM6295_bankswitch_w ) +{ + UINT8 *RAM = memory_region(REGION_SOUND1); + + if (ACCESSING_LSB){ + memcpy(&RAM[0x30000], &RAM[0x40000 + (data & 0x0f)*0x10000], 0x10000); + } +} + +static WRITE16_HANDLER( targeth_coin_counter_w ) +{ + coin_counter_w( (offset >> 3) & 0x01, data & 0x01); +} + +static ADDRESS_MAP_START( targeth_writemem, ADDRESS_SPACE_PROGRAM, 16 ) + AM_RANGE(0x000000, 0x0fffff) AM_WRITE(MWA16_ROM) /* ROM */ + AM_RANGE(0x100000, 0x103fff) AM_WRITE(targeth_vram_w) AM_BASE(&targeth_videoram) /* Video RAM */ + AM_RANGE(0x108000, 0x108007) AM_WRITE(MWA16_RAM) AM_BASE(&targeth_vregs) /* Video Registers */ + AM_RANGE(0x10800c, 0x10800d) AM_WRITE(MWA16_NOP) /* CLR Video INT */ + AM_RANGE(0x200000, 0x2007ff) AM_WRITE(paletteram16_xBBBBBGGGGGRRRRR_word_w) AM_BASE(&paletteram16)/* Palette */ + AM_RANGE(0x440000, 0x440fff) AM_WRITE(MWA16_RAM) AM_BASE(&targeth_spriteram) /* Sprite RAM */ + AM_RANGE(0x70000c, 0x70000d) AM_WRITE(OKIM6295_bankswitch_w) /* OKI6295 bankswitch */ + AM_RANGE(0x70000e, 0x70000f) AM_WRITE(OKIM6295_data_0_lsb_w) /* OKI6295 data register */ + AM_RANGE(0x70000a, 0x70001b) AM_WRITE(MWA16_NOP) /* ??? Guns reload related? */ + AM_RANGE(0x70002a, 0x70003b) AM_WRITE(targeth_coin_counter_w) /* Coin counters */ + AM_RANGE(0xfe0000, 0xfeffff) AM_WRITE(MWA16_RAM) /* Work RAM (partially shared with DS5002FP) */ +ADDRESS_MAP_END + + +static INPUT_PORTS_START( targeth ) +PORT_START /* Gun 1 X */ + PORT_BIT( 0x01ff, 200, IPT_LIGHTGUN_X ) PORT_CROSSHAIR(X, 1.05, -0.028, 0) PORT_MINMAX( 0, 400 + 4) PORT_SENSITIVITY(100) PORT_KEYDELTA(20) PORT_PLAYER(1) + PORT_BIT( 0xfe00, IP_ACTIVE_HIGH, IPT_UNKNOWN ) + +PORT_START /* Gun 1 Y */ + PORT_BIT( 0x01ff, 128, IPT_LIGHTGUN_Y ) PORT_CROSSHAIR(Y, 1.041, -0.011, 0) PORT_MINMAX(4,255) PORT_SENSITIVITY(100) PORT_KEYDELTA(20) PORT_PLAYER(1) + PORT_BIT( 0xfe00, IP_ACTIVE_HIGH, IPT_UNKNOWN ) + +PORT_START /* Gun 2 X */ + PORT_BIT( 0x01ff, 400 + 4, IPT_LIGHTGUN_X ) PORT_CROSSHAIR(X, 1.05, -0.028, 0) PORT_MINMAX( 0, 400 + 4) PORT_SENSITIVITY(100) PORT_KEYDELTA(20) PORT_PLAYER(2) + PORT_BIT( 0xfe00, IP_ACTIVE_HIGH, IPT_UNKNOWN ) + +PORT_START /* Gun 2 Y */ + PORT_BIT( 0x01ff, 255, IPT_LIGHTGUN_Y ) PORT_CROSSHAIR(Y, 1.041, -0.011, 0) PORT_MINMAX(4,255) PORT_SENSITIVITY(100) PORT_KEYDELTA(20) PORT_PLAYER(2) + PORT_BIT( 0xfe00, IP_ACTIVE_HIGH, IPT_UNKNOWN ) + +PORT_START /* DSW #2 */ + PORT_DIPNAME( 0x03, 0x03, DEF_STR( Difficulty ) ) + PORT_DIPSETTING( 0x01, DEF_STR( Easy ) ) + PORT_DIPSETTING( 0x03, DEF_STR( Normal ) ) + PORT_DIPSETTING( 0x02, DEF_STR( Hard ) ) + PORT_DIPSETTING( 0x00, DEF_STR( Hardest ) ) + PORT_DIPNAME( 0x04, 0x04, DEF_STR( Unknown ) ) + PORT_DIPSETTING( 0x04, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPNAME( 0x08, 0x08, DEF_STR( Unknown ) ) + PORT_DIPSETTING( 0x08, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPNAME( 0x10, 0x10, DEF_STR( Unknown ) ) + PORT_DIPSETTING( 0x10, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPNAME( 0x20, 0x20, DEF_STR( Demo_Sounds ) ) + PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x20, DEF_STR( On ) ) + PORT_DIPNAME( 0x40, 0x40, "Gun alarm" ) /* This doesn't work. What's supposed to do? */ + PORT_DIPSETTING( 0x40, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_SERVICE( 0x80, IP_ACTIVE_LOW ) + +PORT_START /* DSW #1 */ + PORT_DIPNAME( 0x07, 0x07, DEF_STR( Coin_A ) ) + PORT_DIPSETTING( 0x02, DEF_STR( 6C_1C ) ) + PORT_DIPSETTING( 0x03, DEF_STR( 5C_1C ) ) + PORT_DIPSETTING( 0x04, DEF_STR( 4C_1C ) ) + PORT_DIPSETTING( 0x05, DEF_STR( 3C_1C ) ) + PORT_DIPSETTING( 0x06, DEF_STR( 2C_1C ) ) + PORT_DIPSETTING( 0x01, DEF_STR( 3C_2C ) ) + PORT_DIPSETTING( 0x00, DEF_STR( 4C_3C ) ) + PORT_DIPSETTING( 0x07, DEF_STR( 1C_1C ) ) + PORT_DIPNAME( 0x38, 0x38, DEF_STR( Coin_B ) ) + PORT_DIPSETTING( 0x38, DEF_STR( 1C_1C ) ) + PORT_DIPSETTING( 0x00, DEF_STR( 3C_4C ) ) + PORT_DIPSETTING( 0x08, DEF_STR( 2C_3C ) ) + PORT_DIPSETTING( 0x30, DEF_STR( 1C_2C ) ) + PORT_DIPSETTING( 0x28, DEF_STR( 1C_3C ) ) + PORT_DIPSETTING( 0x20, DEF_STR( 1C_4C ) ) + PORT_DIPSETTING( 0x18, DEF_STR( 1C_5C ) ) + PORT_DIPSETTING( 0x10, DEF_STR( 1C_6C ) ) + PORT_DIPNAME( 0x40, 0x40, "Credit configuration" ) + PORT_DIPSETTING( 0x40, "Start 1C/Continue 1C" ) + PORT_DIPSETTING( 0x00, "Start 2C/Continue 1C" ) + PORT_DIPNAME( 0x80, 0x80, DEF_STR( Free_Play ) ) + PORT_DIPSETTING( 0x80, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + +PORT_START /* Button 1, COINSW & STARTSW */ + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN1 ) + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_COIN2 ) + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1) + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2) + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_START1 ) + PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_START2 ) + +PORT_START /* Service & Button 2 */ + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_SERVICE1 ) + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_UNKNOWN ) /* this MUST be low or the game doesn't boot */ + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(1) /* Reload 1P? */ + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2) /* Reload 2P? */ + PORT_BIT( 0xf0, IP_ACTIVE_LOW, IPT_UNKNOWN ) +INPUT_PORTS_END + + +static MACHINE_DRIVER_START( targeth ) + + /* basic machine hardware */ + MDRV_CPU_ADD(M68000,24000000/2) /* 12 MHz */ + MDRV_CPU_PROGRAM_MAP(targeth_readmem,targeth_writemem) + MDRV_CPU_VBLANK_INT(targeth_interrupt,3) + + MDRV_SCREEN_REFRESH_RATE(60) + MDRV_SCREEN_VBLANK_TIME(DEFAULT_REAL_60HZ_VBLANK_DURATION) + + /* video hardware */ + MDRV_VIDEO_ATTRIBUTES(VIDEO_TYPE_RASTER) + MDRV_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16) + MDRV_SCREEN_SIZE(64*16, 32*16) /* 1024x512 */ + MDRV_SCREEN_VISIBLE_AREA(0, 24*16-1, 16, 16*16-1) /* 400x240 */ + MDRV_GFXDECODE(0x080000) + MDRV_PALETTE_LENGTH(1024) + + MDRV_VIDEO_START(targeth) + MDRV_VIDEO_UPDATE(targeth) + + /* sound hardware */ + MDRV_SPEAKER_STANDARD_MONO("mono") + + MDRV_SOUND_ADD(OKIM6295, 1056000) + MDRV_SOUND_CONFIG(okim6295_interface_region_1_pin7high) // clock frequency & pin 7 not verified + MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.0) +MACHINE_DRIVER_END + +ROM_START( targeth ) + ROM_REGION( 0x100000, REGION_CPU1, 0 ) /* 68000 code */ + ROM_LOAD16_BYTE( "targeth.c23", 0x000000, 0x040000, CRC(840887d6) SHA1(9a36b346608d531a62a2e0704ea44f12e07f9d91) ) + ROM_LOAD16_BYTE( "targeth.c22", 0x000001, 0x040000, CRC(d2435eb8) SHA1(ce75a115dad8019c8e66a1c3b3e15f54781f65ae) ) + + ROM_REGION( 0x200000, REGION_GFX1, ROMREGION_DISPOSE ) /* Graphics */ + ROM_LOAD( "targeth.i13", 0x000000, 0x080000, CRC(b892be24) SHA1(9cccaaacf20e77c7358f0ceac60b8a1012f1216c) ) + ROM_LOAD( "targeth.i11", 0x080000, 0x080000, CRC(6797faf9) SHA1(112cffe72f91cb46c262e19a47b0cab3237dd60f) ) + ROM_LOAD( "targeth.i9", 0x100000, 0x080000, CRC(0e922c1c) SHA1(6920e345c82e76f7e0af6101f39eb65ac1f112b9) ) + ROM_LOAD( "targeth.i7", 0x180000, 0x080000, CRC(d8b41000) SHA1(cbe91eb91bdc7a60b2333c6bea37d08a57902669) ) + + ROM_REGION( 0x140000, REGION_SOUND1, 0 ) /* ADPCM samples - sound chip is OKIM6295 */ + ROM_LOAD( "targeth.c1", 0x000000, 0x080000, CRC(d6c9dfbc) SHA1(3ec70dea94fc89df933074012a52de6034571e87) ) + /* 0x00000-0x2ffff is fixed, 0x30000-0x3ffff is bank switched from all the ROMs */ + ROM_RELOAD( 0x040000, 0x080000 ) + ROM_LOAD( "targeth.c3", 0x0c0000, 0x080000, CRC(d4c771df) SHA1(7cc0a86ef6aa3d26ab8f19d198f62112bf012870) ) +ROM_END + +GAME( 1994, targeth, 0, targeth,targeth, 0, ROT0, "Gaelco", "Target Hits", GAME_UNEMULATED_PROTECTION ) |