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chqflag.c
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C/C++ Source or Header
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2000-04-04
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17KB
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463 lines
/***************************************************************************
Chequered Flag / Checkered Flag (GX717) (c) Konami 1988
Notes:
* Some background tiles are missing. Hopefully this is because of the bad ROMS.
* The enemies appear and dissapear randomly because of the K051733 protection.
* The sound is not working properly.
***************************************************************************/
#include "driver.h"
#include "cpu/z80/z80.h"
#include "cpu/konami/konami.h"
#include "vidhrdw/konamiic.h"
static int K051316_readroms;
static WRITE_HANDLER( k007232_extvolume_w );
/* from vidhrdw/chqflag.c */
int chqflag_vh_start( void );
void chqflag_vh_stop( void );
void chqflag_vh_screenrefresh( struct osd_bitmap *bitmap, int fullrefresh );
static int chqflag_interrupt( void )
{
if (cpu_getiloops() == 0){
if (K051960_is_IRQ_enabled()) return KONAMI_INT_IRQ;
}
else if (cpu_getiloops() % 2){
if (K051960_is_NMI_enabled()) return nmi_interrupt();
}
return ignore_interrupt();
}
static WRITE_HANDLER( chqflag_bankswitch_w )
{
int bankaddress;
unsigned char *RAM = memory_region(REGION_CPU1);
/* bits 0-4 = ROM bank # (0x00-0x11) */
bankaddress = 0x10000 + (data & 0x1f)*0x4000;
cpu_setbank(4,&RAM[bankaddress]);
/* bit 5 = memory bank select */
if (data & 0x20){
cpu_setbankhandler_r (2, paletteram_r); /* palette */
cpu_setbankhandler_w (2, paletteram_xBBBBBGGGGGRRRRR_swap_w); /* palette */
if (K051316_readroms){
cpu_setbankhandler_r (1, K051316_rom_0_r); /* 051316 #1 (ROM test) */
cpu_setbankhandler_w (1, K051316_0_w); /* 051316 #1 */
}
else{
cpu_setbankhandler_r (1, K051316_0_r); /* 051316 #1 */
cpu_setbankhandler_w (1, K051316_0_w); /* 051316 #1 */
}
}
else{
cpu_setbankhandler_r (1, MRA_RAM); /* RAM */
cpu_setbankhandler_w (1, MWA_RAM); /* RAM */
cpu_setbankhandler_r (2, MRA_RAM); /* RAM */
cpu_setbankhandler_w (2, MWA_RAM); /* RAM */
}
/* other bits unknown/unused */
}
static WRITE_HANDLER( chqflag_vreg_w )
{
/* bits 0 & 1 = coin counters */
coin_counter_w(1,data & 0x01);
coin_counter_w(0,data & 0x02);
/* bit 4 = enable rom reading thru K051316 #1 & #2 */
if ((K051316_readroms = (data & 0x10))){
cpu_setbankhandler_r (3, K051316_rom_1_r); /* 051316 (ROM test) */
}
else{
cpu_setbankhandler_r (3, K051316_1_r); /* 051316 */
}
/* other bits unknown/unused */
}
static int analog_ctrl;
static WRITE_HANDLER( select_analog_ctrl_w )
{
analog_ctrl = data;
}
static READ_HANDLER( analog_read_r )
{
static int accel, wheel;
switch (analog_ctrl & 0x03){
case 0x00: return (accel = readinputport(5)); /* accelerator */
case 0x01: return (wheel = readinputport(6)); /* steering */
case 0x02: return accel; /* accelerator (previous?) */
case 0x03: return wheel; /* steering (previous?) */
}
return 0xff;
}
WRITE_HANDLER( chqflag_sh_irqtrigger_w )
{
cpu_cause_interrupt(1,Z80_IRQ_INT);
}
/****************************************************************************/
static struct MemoryReadAddress chqflag_readmem[] =
{
{ 0x0000, 0x0fff, MRA_RAM }, /* RAM */
{ 0x1000, 0x17ff, MRA_BANK1 }, /* banked RAM (RAM/051316 (chip 1)) */
{ 0x1800, 0x1fff, MRA_BANK2 }, /* palette + RAM */
{ 0x2000, 0x2007, K051937_r }, /* Sprite control registers */
{ 0x2400, 0x27ff, K051960_r }, /* Sprite RAM */
{ 0x2800, 0x2fff, MRA_BANK3 }, /* 051316 zoom/rotation (chip 2) */
{ 0x3100, 0x3100, input_port_0_r }, /* DIPSW #1 */
{ 0x3200, 0x3200, input_port_3_r }, /* COINSW, STARTSW, test mode */
{ 0x3201, 0x3201, input_port_2_r }, /* DIPSW #3, SW 4 */
{ 0x3203, 0x3203, input_port_1_r }, /* DIPSW #2 */
{ 0x3400, 0x341f, K051733_r }, /* 051733 (protection) */
{ 0x3701, 0x3701, input_port_4_r }, /* Brake + Shift + ? */
{ 0x3702, 0x3702, analog_read_r }, /* accelerator/wheel */
{ 0x4000, 0x7fff, MRA_BANK4 }, /* banked ROM */
{ 0x8000, 0xffff, MRA_ROM }, /* ROM */
{ -1 }
};
static struct MemoryWriteAddress chqflag_writemem[] =
{
{ 0x0000, 0x0fff, MWA_RAM }, /* RAM */
{ 0x1000, 0x17ff, MWA_BANK1 }, /* banked RAM (RAM/051316 (chip 1)) */
{ 0x1800, 0x1fff, MWA_BANK2 }, /* palette + RAM */
{ 0x2000, 0x2007, K051937_w }, /* Sprite control registers */
{ 0x2400, 0x27ff, K051960_w }, /* Sprite RAM */
{ 0x2800, 0x2fff, K051316_1_w }, /* 051316 zoom/rotation (chip 2) */
{ 0x3000, 0x3000, soundlatch_w }, /* sound code # */
{ 0x3001, 0x3001, chqflag_sh_irqtrigger_w }, /* cause interrupt on audio CPU */
{ 0x3002, 0x3002, chqflag_bankswitch_w }, /* bankswitch control */
{ 0x3003, 0x3003, chqflag_vreg_w }, /* enable K051316 ROM reading */
{ 0x3300, 0x3300, watchdog_reset_w }, /* watchdog timer */
{ 0x3400, 0x341f, K051733_w }, /* 051733 (protection) */
{ 0x3500, 0x350f, K051316_ctrl_0_w }, /* 051316 control registers (chip 1) */
{ 0x3600, 0x360f, K051316_ctrl_1_w }, /* 051316 control registers (chip 2) */
{ 0x3700, 0x3700, select_analog_ctrl_w }, /* select accelerator/wheel */
{ 0x3702, 0x3702, select_analog_ctrl_w }, /* select accelerator/wheel (mirror?) */
{ 0x4000, 0x7fff, MWA_ROM }, /* banked ROM */
{ 0x8000, 0xffff, MWA_ROM }, /* ROM */
{ -1 }
};
static struct MemoryReadAddress chqflag_readmem_sound[] =
{
{ 0x0000, 0x7fff, MRA_ROM }, /* ROM */
{ 0x8000, 0x87ff, MRA_RAM }, /* RAM */
{ 0xa000, 0xa00d, K007232_read_port_0_r }, /* 007232 (chip 1) */
{ 0xb000, 0xb00d, K007232_read_port_1_r }, /* 007232 (chip 2) */
{ 0xc001, 0xc001, YM2151_status_port_0_r }, /* YM2151 */
{ 0xd000, 0xd000, soundlatch_r }, /* soundlatch_r */
//{ 0xe000, 0xe000, MRA_NOP }, /* ??? */
{ -1 }
};
static WRITE_HANDLER( k007232_bankswitch_w )
{
unsigned char *RAM;
int bank_A, bank_B;
/* banks # for the 007232 (chip 1) */
RAM = memory_region(REGION_SOUND1);
bank_A = 0x20000*((data >> 4) & 0x03);
bank_B = 0x20000*((data >> 6) & 0x03);
K007232_bankswitch(0,RAM + bank_A,RAM + bank_B);
/* banks # for the 007232 (chip 2) */
RAM = memory_region(REGION_SOUND2);
bank_A = 0x20000*((data >> 0) & 0x03);
bank_B = 0x20000*((data >> 2) & 0x03);
K007232_bankswitch(1,RAM + bank_A,RAM + bank_B);
}
static struct MemoryWriteAddress chqflag_writemem_sound[] =
{
{ 0x0000, 0x7fff, MWA_ROM }, /* ROM */
{ 0x8000, 0x87ff, MWA_RAM }, /* RAM */
{ 0x9000, 0x9000, k007232_bankswitch_w }, /* 007232 bankswitch */
{ 0xa000, 0xa00d, K007232_write_port_0_w }, /* 007232 (chip 1) */
{ 0xa01c, 0xa01c, k007232_extvolume_w },/* extra volume, goes to the 007232 w/ A11 */
/* selecting a different latch for the external port */
{ 0xb000, 0xb00d, K007232_write_port_1_w }, /* 007232 (chip 2) */
{ 0xc000, 0xc000, YM2151_register_port_0_w }, /* YM2151 */
{ 0xc001, 0xc001, YM2151_data_port_0_w }, /* YM2151 */
{ 0xf000, 0xf000, MWA_NOP }, /* ??? */
{ -1 }
};
INPUT_PORTS_START( chqflag )
PORT_START /* DSW #1 */
PORT_DIPNAME( 0x0f, 0x0f, DEF_STR( Coin_A ) )
PORT_DIPSETTING( 0x02, DEF_STR( 4C_1C ) )
PORT_DIPSETTING( 0x05, DEF_STR( 3C_1C ) )
PORT_DIPSETTING( 0x08, DEF_STR( 2C_1C ) )
PORT_DIPSETTING( 0x04, DEF_STR( 3C_2C ) )
PORT_DIPSETTING( 0x01, DEF_STR( 4C_3C ) )
PORT_DIPSETTING( 0x0f, DEF_STR( 1C_1C ) )
PORT_DIPSETTING( 0x03, DEF_STR( 3C_4C ) )
PORT_DIPSETTING( 0x07, DEF_STR( 2C_3C ) )
PORT_DIPSETTING( 0x0e, DEF_STR( 1C_2C ) )
PORT_DIPSETTING( 0x06, DEF_STR( 2C_5C ) )
PORT_DIPSETTING( 0x0d, DEF_STR( 1C_3C ) )
PORT_DIPSETTING( 0x0c, DEF_STR( 1C_4C ) )
PORT_DIPSETTING( 0x0b, DEF_STR( 1C_5C ) )
PORT_DIPSETTING( 0x0a, DEF_STR( 1C_6C ) )
PORT_DIPSETTING( 0x09, DEF_STR( 1C_7C ) )
PORT_DIPSETTING( 0x00, DEF_STR( Free_Play ) )
PORT_DIPNAME( 0xf0, 0xf0, DEF_STR( Coin_B ) )
PORT_DIPSETTING( 0x20, DEF_STR( 4C_1C ) )
PORT_DIPSETTING( 0x50, DEF_STR( 3C_1C ) )
PORT_DIPSETTING( 0x80, DEF_STR( 2C_1C ) )
PORT_DIPSETTING( 0x40, DEF_STR( 3C_2C ) )
PORT_DIPSETTING( 0x10, DEF_STR( 4C_3C ) )
PORT_DIPSETTING( 0xf0, DEF_STR( 1C_1C ) )
PORT_DIPSETTING( 0x30, DEF_STR( 3C_4C ) )
PORT_DIPSETTING( 0x70, DEF_STR( 2C_3C ) )
PORT_DIPSETTING( 0xe0, DEF_STR( 1C_2C ) )
PORT_DIPSETTING( 0x60, DEF_STR( 2C_5C ) )
PORT_DIPSETTING( 0xd0, DEF_STR( 1C_3C ) )
PORT_DIPSETTING( 0xc0, DEF_STR( 1C_4C ) )
PORT_DIPSETTING( 0xb0, DEF_STR( 1C_5C ) )
PORT_DIPSETTING( 0xa0, DEF_STR( 1C_6C ) )
PORT_DIPSETTING( 0x90, DEF_STR( 1C_7C ) )
// PORT_DIPSETTING( 0x00, "Coin Slot 2 Invalidity" )
PORT_START /* DSW #2 (according to the manual SW1 thru SW5 are not used) */
PORT_DIPNAME( 0x01, 0x01, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x01, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_DIPNAME( 0x02, 0x02, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x02, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
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( 0x60, 0x40, DEF_STR( Difficulty ) )
PORT_DIPSETTING( 0x60, "Easy" )
PORT_DIPSETTING( 0x40, "Normal" )
PORT_DIPSETTING( 0x20, "Difficult" )
PORT_DIPSETTING( 0x00, "Very difficult" )
PORT_DIPNAME( 0x80, 0x00, DEF_STR( Demo_Sounds ) )
PORT_DIPSETTING( 0x80, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_START
PORT_BIT( 0x7f, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_DIPNAME( 0x80, 0x80, DEF_STR( Unknown ) ) /* DIPSW #3 - SW4 */
PORT_DIPSETTING( 0x80, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_START
/* 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_SERVICE1 )
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_START1 )
PORT_DIPNAME( 0x10, 0x10, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x10, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
/* DIPSW #3 */
PORT_DIPNAME( 0x20, 0x20, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x20, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_DIPNAME( 0x40, 0x40, "Title" )
PORT_DIPSETTING( 0x40, "Chequered Flag" )
PORT_DIPSETTING( 0x00, "Checkered Flag" )
PORT_SERVICE( 0x80, IP_ACTIVE_LOW )
PORT_START /* Brake, Shift + ??? */
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_BUTTON2 | IPF_TOGGLE | IPF_PLAYER1 )
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_BUTTON3 | IPF_TOGGLE | IPF_PLAYER1 )
PORT_BIT( 0x0c, IP_ACTIVE_LOW, IPT_UNKNOWN ) /* if this is set, it goes directly to test mode */
PORT_BIT( 0xf0, IP_ACTIVE_HIGH, IPT_UNKNOWN ) /* if bit 7 == 0, the game resets */
PORT_START /* Accelerator */
PORT_ANALOG( 0xff, 0x00, IPT_PEDAL | IPF_PLAYER1, 50, 5, 0, 0xff)
PORT_START /* Driving wheel */
PORT_ANALOG( 0xff, 0x80, IPT_AD_STICK_X | IPF_CENTER, 80, 8, 0, 0xff)
INPUT_PORTS_END
static void chqflag_ym2151_irq_w(int data)
{
cpu_cause_interrupt(1,Z80_NMI_INT);
}
static struct YM2151interface ym2151_interface =
{
1,
3579545, /* 3.579545 MHz? */
{ YM3012_VOL(80,MIXER_PAN_LEFT,80,MIXER_PAN_RIGHT) },
{ chqflag_ym2151_irq_w },
{ 0 }
};
static void volume_callback0(int v)
{
K007232_set_volume(0,0,(v >> 4)*0x11,0);
K007232_set_volume(0,1,0,(v & 0x0f)*0x11);
}
static WRITE_HANDLER( k007232_extvolume_w )
{
K007232_set_volume(0,0,(data >> 4)*0x11/2,(data & 0x0f)*0x11/2);
}
static void volume_callback1(int v)
{
//K007232_set_volume(1,0,(v & 0x0f)*0x11/2,(v & 0x0f)*0x11/2);
K007232_set_volume(1,1,(v & 0x0f)*0x11/2,(v >> 4)*0x11/2);
}
static struct K007232_interface k007232_interface =
{
2, /* number of chips */
{ REGION_SOUND1, REGION_SOUND2 }, /* memory regions */
{ K007232_VOL(20,MIXER_PAN_CENTER,20,MIXER_PAN_CENTER), /* volume */
K007232_VOL(20,MIXER_PAN_LEFT,20,MIXER_PAN_RIGHT) },
{ volume_callback0, volume_callback1 } /* external port callback */
};
static struct MachineDriver machine_driver_chqflag =
{
{
{
CPU_KONAMI, /* 052001 */
3000000, /* ? */
chqflag_readmem,chqflag_writemem,0,0,
chqflag_interrupt,16 /* ? */
},
{
CPU_Z80 | CPU_AUDIO_CPU,
3579545, /* ? */
chqflag_readmem_sound, chqflag_writemem_sound,0,0,
ignore_interrupt,0 /* interrupts are triggered by the main CPU */
}
},
60, DEFAULT_60HZ_VBLANK_DURATION,
10,
0,
/* video hardware */
64*8, 32*8, { 11*8, (63-14)*8, 2*8, 30*8-1 },
0, /* gfx decoded by konamiic.c */
1024, 1024,
0,
VIDEO_TYPE_RASTER | VIDEO_MODIFIES_PALETTE,
0,
chqflag_vh_start,
chqflag_vh_stop,
chqflag_vh_screenrefresh,
/* sound hardware */
SOUND_SUPPORTS_STEREO,0,0,0,
{
{
SOUND_YM2151,
&ym2151_interface
},
{
SOUND_K007232,
&k007232_interface
}
}
};
ROM_START( chqflag )
ROM_REGION( 0x58800, REGION_CPU1 ) /* 052001 code */
ROM_LOAD( "717h02", 0x050000, 0x008000, 0xf5bd4e78 ) /* banked ROM */
ROM_CONTINUE( 0x008000, 0x008000 ) /* fixed ROM */
ROM_LOAD( "717e10", 0x010000, 0x040000, 0x72fc56f6 ) /* banked ROM */
/* extra memory for banked RAM */
ROM_REGION( 0x10000, REGION_CPU2 ) /* 64k for the SOUND CPU */
ROM_LOAD( "717e01", 0x000000, 0x008000, 0x966b8ba8 )
ROM_REGION( 0x100000, REGION_GFX1 ) /* graphics (addressable by the main CPU) */
ROM_LOAD( "717e04", 0x000000, 0x080000, 0x1a50a1cc ) /* sprites */
ROM_LOAD( "717e05", 0x080000, 0x080000, 0x46ccb506 ) /* sprites */
ROM_REGION( 0x020000, REGION_GFX2 ) /* graphics (addressable by the main CPU) */
ROM_LOAD( "717e06", 0x000000, 0x020000, 0x1ec26c7a ) /* zoom/rotate (N16) */
ROM_REGION( 0x100000, REGION_GFX3 ) /* graphics (addressable by the main CPU) */
ROM_LOAD( "717e07", 0x000000, 0x040000, BADCRC (0xa8d538a8) ) /* BAD DUMP! */
ROM_LOAD( "717e08", 0x040000, 0x040000, 0xb68a212e ) /* zoom/rotate (L22) */
ROM_LOAD( "717e11", 0x080000, 0x040000, BADCRC (0x84f8de54) ) /* BAD DUMP! */
ROM_LOAD( "717e12", 0x0c0000, 0x040000, 0x9269335d ) /* zoom/rotate (N22) */
ROM_REGION( 0x080000, REGION_SOUND1 ) /* 007232 data (chip 1) */
ROM_LOAD( "717e03", 0x000000, 0x080000, 0xebe73c22 )
ROM_REGION( 0x080000, REGION_SOUND2 ) /* 007232 data (chip 2) */
ROM_LOAD( "717e09", 0x000000, 0x080000, 0xd74e857d )
ROM_END
ROM_START( chqflagj )
ROM_REGION( 0x58800, REGION_CPU1 ) /* 052001 code */
ROM_LOAD( "717j02.bin", 0x050000, 0x008000, 0x1 ) /* banked ROM */
ROM_CONTINUE( 0x008000, 0x008000 ) /* fixed ROM */
ROM_LOAD( "717e10", 0x010000, 0x040000, 0x72fc56f6 ) /* banked ROM */
/* extra memory for banked RAM */
ROM_REGION( 0x10000, REGION_CPU2 ) /* 64k for the SOUND CPU */
ROM_LOAD( "717e01", 0x000000, 0x008000, 0x966b8ba8 )
ROM_REGION( 0x100000, REGION_GFX1 ) /* graphics (addressable by the main CPU) */
ROM_LOAD( "717e04", 0x000000, 0x080000, 0x1a50a1cc ) /* sprites */
ROM_LOAD( "717e05", 0x080000, 0x080000, 0x46ccb506 ) /* sprites */
ROM_REGION( 0x020000, REGION_GFX2 ) /* graphics (addressable by the main CPU) */
ROM_LOAD( "717e06", 0x000000, 0x020000, 0x1ec26c7a ) /* zoom/rotate (N16) */
ROM_REGION( 0x100000, REGION_GFX3 ) /* graphics (addressable by the main CPU) */
ROM_LOAD( "717e07", 0x000000, 0x040000, BADCRC (0xa8d538a8) ) /* BAD DUMP! */
ROM_LOAD( "717e08", 0x040000, 0x040000, 0xb68a212e ) /* zoom/rotate (L22) */
ROM_LOAD( "717e11", 0x080000, 0x040000, BADCRC (0x84f8de54) ) /* BAD DUMP! */
ROM_LOAD( "717e12", 0x0c0000, 0x040000, 0x9269335d ) /* zoom/rotate (N22) */
ROM_REGION( 0x080000, REGION_SOUND1 ) /* 007232 data (chip 1) */
ROM_LOAD( "717e03", 0x000000, 0x080000, 0xebe73c22 )
ROM_REGION( 0x080000, REGION_SOUND2 ) /* 007232 data (chip 2) */
ROM_LOAD( "717e09", 0x000000, 0x080000, 0xd74e857d )
ROM_END
static void init_chqflag(void)
{
unsigned char *RAM = memory_region(REGION_CPU1);
konami_rom_deinterleave_2(REGION_GFX1);
paletteram = &RAM[0x58000];
}
GAMEX( 1988, chqflag, 0, chqflag, chqflag, chqflag, ROT90, "Konami", "Chequered Flag", GAME_NOT_WORKING )
GAMEX( 1988, chqflagj, chqflag, chqflag, chqflag, chqflag, ROT90, "Konami", "Chequered Flag (Japan)", GAME_NOT_WORKING )