/***************************************************************************

Super Pac-Man memory map (preliminary)

driver by Aaron Giles

CPU #1:
0000-03ff video RAM
0400-07ff color RAM
0800-0f7f RAM
0f80-0fff sprite data 1 (sprite number & color)
1000-177f RAM
1780-17ff sprite data 2 (x, y position)
1800-1f7f RAM
1f80-1fff sprite data 3 (high bit of y, flip flags, double-size flags)
2000      flip screen
4040-43ff RAM shared with CPU #2
4800-480f custom I/O chip #1
4810-481f custom I/O chip #2
5000      reset CPU #2
5002-5003 IRQ enable
5008-5009 sound enable
500a-500b CPU #2 enable
8000      watchdog timer
c000-ffff ROM

CPU #2:
0000-0040 sound registers
0040-03ff RAM shared with CPU #1
f000-ffff ROM

Interrupts:
CPU #1 IRQ generated by VBLANK
CPU #2 uses no interrupts

***************************************************************************/

#include "driver.h"
#include "vidhrdw/generic.h"


extern unsigned char *superpac_sharedram;
extern unsigned char *superpac_customio_1,*superpac_customio_2;
READ_HANDLER( superpac_customio_r );
READ_HANDLER( superpac_sharedram_r );
WRITE_HANDLER( superpac_sharedram_w );
READ_HANDLER( superpac_customio_1_r );
READ_HANDLER( superpac_customio_2_r );
WRITE_HANDLER( superpac_interrupt_enable_w );
WRITE_HANDLER( superpac_cpu_enable_w );
WRITE_HANDLER( superpac_reset_2_w );

VIDEO_START( superpac );
VIDEO_UPDATE( superpac );
MACHINE_INIT( superpac );
PALETTE_INIT( superpac );
READ_HANDLER( superpac_flipscreen_r );
WRITE_HANDLER( superpac_flipscreen_w );



/*************************************
 *
 *	Main CPU memory handlers
 *
 *************************************/

static MEMORY_READ_START( readmem_cpu1 )
	{ 0x0000, 0x1fff, MRA_RAM },
	{ 0x2000, 0x2000, superpac_flipscreen_r },
	{ 0x4040, 0x43ff, superpac_sharedram_r },	/* Pac'n Pal only */
	{ 0x4800, 0x480f, superpac_customio_1_r },
	{ 0x4810, 0x481f, superpac_customio_2_r },
	{ 0xa000, 0xffff, MRA_ROM },
MEMORY_END


static MEMORY_WRITE_START( writemem_cpu1 )
	{ 0x0000, 0x03ff, videoram_w, &videoram, &videoram_size },
	{ 0x0400, 0x07ff, colorram_w, &colorram },
	{ 0x0800, 0x0f7f, MWA_RAM },
	{ 0x0f80, 0x0fff, MWA_RAM, &spriteram, &spriteram_size },
	{ 0x1000, 0x177f, MWA_RAM },
	{ 0x1780, 0x17ff, MWA_RAM, &spriteram_2 },
	{ 0x1800, 0x1f7f, MWA_RAM },
	{ 0x1f80, 0x1fff, MWA_RAM, &spriteram_3 },
	{ 0x2000, 0x2000, superpac_flipscreen_w },
	{ 0x4040, 0x43ff, superpac_sharedram_w, &superpac_sharedram },
	{ 0x4800, 0x480f, MWA_RAM, &superpac_customio_1 },
	{ 0x4810, 0x481f, MWA_RAM, &superpac_customio_2 },
	{ 0x5000, 0x5000, superpac_reset_2_w },
	{ 0x5002, 0x5003, superpac_interrupt_enable_w },
	{ 0x5008, 0x5009, mappy_sound_enable_w },
	{ 0x500a, 0x500b, superpac_cpu_enable_w },
	{ 0x8000, 0x8000, watchdog_reset_w },
	{ 0xa000, 0xffff, MWA_ROM },
MEMORY_END



/*************************************
 *
 *	Sound CPU memory handlers
 *
 *************************************/

static MEMORY_READ_START( readmem_cpu2 )
	{ 0x0040, 0x03ff, superpac_sharedram_r },
	{ 0xf000, 0xffff, MRA_ROM },
MEMORY_END


static MEMORY_WRITE_START( writemem_cpu2 )
	{ 0x0000, 0x003f, mappy_sound_w, &mappy_soundregs },
	{ 0x0040, 0x03ff, superpac_sharedram_w },
	{ 0x2000, 0x2001, superpac_interrupt_enable_w },
	{ 0x2006, 0x2007, mappy_sound_enable_w },
	{ 0xf000, 0xffff, MWA_ROM },
MEMORY_END



/*************************************
 *
 *	Input ports
 *
 *************************************/

INPUT_PORTS_START( superpac )
	PORT_START	/* DSW0 */
	PORT_DIPNAME( 0x0f, 0x00, DEF_STR( Difficulty ) )
	PORT_DIPSETTING(    0x00, "Rank 0-Normal" )
	PORT_DIPSETTING(    0x01, "Rank 1-Easiest" )
	PORT_DIPSETTING(    0x02, "Rank 2" )
	PORT_DIPSETTING(    0x03, "Rank 3" )
	PORT_DIPSETTING(    0x04, "Rank 4" )
	PORT_DIPSETTING(    0x05, "Rank 5" )
	PORT_DIPSETTING(    0x06, "Rank 6-Medium" )
	PORT_DIPSETTING(    0x07, "Rank 7" )
	PORT_DIPSETTING(    0x08, "Rank 8-Default" )
	PORT_DIPSETTING(    0x09, "Rank 9" )
	PORT_DIPSETTING(    0x0a, "Rank A" )
	PORT_DIPSETTING(    0x0b, "Rank B-Hardest" )
	PORT_DIPSETTING(    0x0c, "Rank C-Easy Auto" )
	PORT_DIPSETTING(    0x0d, "Rank D-Auto" )
	PORT_DIPSETTING(    0x0e, "Rank E-Auto" )
	PORT_DIPSETTING(    0x0f, "Rank F-Hard Auto" )
	PORT_DIPNAME( 0x30, 0x00, DEF_STR( Coin_B ) )
	PORT_DIPSETTING(    0x20, DEF_STR( 2C_1C ) )
	PORT_DIPSETTING(    0x00, DEF_STR( 1C_1C ) )
	PORT_DIPSETTING(    0x30, DEF_STR( 2C_3C ) )
	PORT_DIPSETTING(    0x10, DEF_STR( 1C_2C ) )
	PORT_DIPNAME( 0x40, 0x00, DEF_STR( Demo_Sounds ) )
	PORT_DIPSETTING(    0x40, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x80, 0x00, "Freeze" )
	PORT_DIPSETTING(    0x00, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x80, DEF_STR( On ) )

	PORT_START	/* DSW1 */
	PORT_DIPNAME( 0x07, 0x00, DEF_STR( Coin_A ) )
	PORT_DIPSETTING(    0x07, DEF_STR( 3C_1C ) )
	PORT_DIPSETTING(    0x05, DEF_STR( 2C_1C ) )
	PORT_DIPSETTING(    0x00, DEF_STR( 1C_1C ) )
	PORT_DIPSETTING(    0x06, DEF_STR( 2C_3C ) )
	PORT_DIPSETTING(    0x01, DEF_STR( 1C_2C ) )
	PORT_DIPSETTING(    0x02, DEF_STR( 1C_3C ) )
	PORT_DIPSETTING(    0x03, DEF_STR( 1C_6C ) )
	PORT_DIPSETTING(    0x04, DEF_STR( 1C_7C ) )
	PORT_DIPNAME( 0x38, 0x00, DEF_STR( Bonus_Life ) )
	PORT_DIPSETTING(    0x38, "None" )
	PORT_DIPSETTING(    0x30, "30k" )
	PORT_DIPSETTING(    0x08, "30k 80k" )
	PORT_DIPSETTING(    0x00, "30k 100k" )
	PORT_DIPSETTING(    0x10, "30k 120k" )
	PORT_DIPSETTING(    0x18, "30k 80k 80k" )
	PORT_DIPSETTING(    0x20, "30k 100k 100k" )
	PORT_DIPSETTING(    0x28, "30k 120k 120k" )
/* TODO: bonus scores for 5 lives */
/* 	PORT_DIPNAME( 0x38, 0x00, DEF_STR( Bonus_Life ) )
	PORT_DIPSETTING(    0x38, "None" )
	PORT_DIPSETTING(    0x28, "30k" )
	PORT_DIPSETTING(    0x30, "40k" )
	PORT_DIPSETTING(    0x00, "30k 100k" )
	PORT_DIPSETTING(    0x08, "30k 120k" )
	PORT_DIPSETTING(    0x10, "40k 120k" )
	PORT_DIPSETTING(    0x18, "30k 100k 100k" )
	PORT_DIPSETTING(    0x20, "40k 120k 120k" ) */
	PORT_DIPNAME( 0xc0, 0x00, DEF_STR( Lives ) )
	PORT_DIPSETTING(    0x40, "1" )
	PORT_DIPSETTING(    0x80, "2" )
	PORT_DIPSETTING(    0x00, "3" )
	PORT_DIPSETTING(    0xc0, "5" )

	PORT_START	/* FAKE */
	/* The player inputs are not memory mapped, they are handled by an I/O chip. */
	/* These fake input ports are read by mappy_customio_data_r() */
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP | IPF_4WAY )
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT | IPF_4WAY )
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN | IPF_4WAY )
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT | IPF_4WAY )
	PORT_BIT_IMPULSE( 0x10, IP_ACTIVE_HIGH, IPT_BUTTON1, 1 )
	PORT_BITX(0x20, IP_ACTIVE_HIGH, IPT_BUTTON1, 0, IP_KEY_PREVIOUS, IP_JOY_PREVIOUS )
	PORT_BIT( 0xc0, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START	/* FAKE */
	PORT_BIT_IMPULSE( 0x01, IP_ACTIVE_HIGH, IPT_COIN1, 1 )
	PORT_BIT_IMPULSE( 0x02, IP_ACTIVE_HIGH, IPT_COIN2, 1 )
	PORT_BIT( 0x0c, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_BIT_IMPULSE( 0x10, IP_ACTIVE_HIGH, IPT_START1, 1 )
	PORT_BIT_IMPULSE( 0x20, IP_ACTIVE_HIGH, IPT_START2, 1 )
	PORT_DIPNAME( 0x40, 0x00, DEF_STR( Cabinet ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Upright ) )
	PORT_DIPSETTING(    0x40, DEF_STR( Cocktail ) )
	PORT_SERVICE( 0x80, IP_ACTIVE_HIGH )

	PORT_START	/* FAKE */
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP | IPF_4WAY | IPF_COCKTAIL )
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT | IPF_4WAY | IPF_COCKTAIL )
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN | IPF_4WAY | IPF_COCKTAIL )
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT | IPF_4WAY | IPF_COCKTAIL )
	PORT_BIT_IMPULSE( 0x10, IP_ACTIVE_HIGH, IPT_BUTTON1 | IPF_COCKTAIL, 1 )
	PORT_BITX(0x20, IP_ACTIVE_HIGH, IPT_BUTTON1 | IPF_COCKTAIL, 0, IP_KEY_PREVIOUS, IP_JOY_PREVIOUS )
	PORT_BIT( 0xc0, IP_ACTIVE_HIGH, IPT_UNUSED )
INPUT_PORTS_END


INPUT_PORTS_START( pacnpal )
	PORT_START	/* DSW0 */
	PORT_DIPNAME( 0x03, 0x00, DEF_STR( Coin_B ) )
	PORT_DIPSETTING(    0x02, DEF_STR( 2C_1C ) )
	PORT_DIPSETTING(    0x00, DEF_STR( 1C_1C ) )
	PORT_DIPSETTING(    0x03, DEF_STR( 2C_3C ) )
	PORT_DIPSETTING(    0x01, DEF_STR( 1C_2C ) )
	PORT_DIPNAME( 0x0c, 0x00, "Rank" )
	PORT_DIPSETTING(    0x00, "A" )
	PORT_DIPSETTING(    0x04, "B" )
	PORT_DIPSETTING(    0x08, "C" )
	PORT_DIPSETTING(    0x0c, "D" )
	PORT_BIT( 0xf0, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START	/* DSW1 */
	PORT_DIPNAME( 0x07, 0x00, DEF_STR( Coin_A ) )
	PORT_DIPSETTING(    0x07, DEF_STR( 3C_1C ) )
	PORT_DIPSETTING(    0x05, DEF_STR( 2C_1C ) )
	PORT_DIPSETTING(    0x00, DEF_STR( 1C_1C ) )
	PORT_DIPSETTING(    0x06, DEF_STR( 2C_3C ) )
	PORT_DIPSETTING(    0x01, DEF_STR( 1C_2C ) )
	PORT_DIPSETTING(    0x02, DEF_STR( 1C_3C ) )
	PORT_DIPSETTING(    0x03, DEF_STR( 1C_6C ) )
	PORT_DIPSETTING(    0x04, DEF_STR( 1C_7C ) )
	PORT_DIPNAME( 0x38, 0x18, DEF_STR( Bonus_Life ) )
	PORT_DIPSETTING(    0x00, "None" )
	PORT_DIPSETTING(    0x38, "30k" )
	PORT_DIPSETTING(    0x18, "20k 70k" )
	PORT_DIPSETTING(    0x20, "30k 70k" )
	PORT_DIPSETTING(    0x28, "30k 80k" )
	PORT_DIPSETTING(    0x30, "30k 100k" )
	PORT_DIPSETTING(    0x08, "20k 70k 70k" )
	PORT_DIPSETTING(    0x10, "30k 80k 80k" )
	/* TODO: bonus scores are different for 5 lives */
/* 	PORT_DIPNAME( 0x38, 0x18, DEF_STR( Bonus_Life ) )
	PORT_DIPSETTING(    0x00, "None" )
	PORT_DIPSETTING(    0x30, "30k" )
	PORT_DIPSETTING(    0x38, "40k" )
	PORT_DIPSETTING(    0x18, "30k 80k" )
	PORT_DIPSETTING(    0x20, "30k 100k" )
	PORT_DIPSETTING(    0x28, "40k 120k" )
	PORT_DIPSETTING(    0x08, "30k 80k 80k" )
	PORT_DIPSETTING(    0x10, "40k 100k 100k" ) */
	PORT_DIPNAME( 0xc0, 0x80, DEF_STR( Lives ) )
	PORT_DIPSETTING(    0x00, "1" )
	PORT_DIPSETTING(    0x40, "2" )
	PORT_DIPSETTING(    0x80, "3" )
	PORT_DIPSETTING(    0xc0, "5" )

	PORT_START	/* FAKE */
	/* The player inputs are not memory mapped, they are handled by an I/O chip. */
	/* These fake input ports are read by mappy_customio_data_r() */
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP | IPF_4WAY )
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT | IPF_4WAY )
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN | IPF_4WAY )
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT | IPF_4WAY )
	PORT_BIT_IMPULSE( 0x10, IP_ACTIVE_HIGH, IPT_BUTTON1, 2 )
	PORT_BIT_IMPULSE( 0x20, IP_ACTIVE_HIGH, IPT_BUTTON1 | IPF_COCKTAIL, 2 )
	PORT_BIT( 0xc0, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START	/* FAKE */
	PORT_BIT_IMPULSE( 0x01, IP_ACTIVE_HIGH, IPT_COIN1, 2 )
	PORT_BIT_IMPULSE( 0x02, IP_ACTIVE_HIGH, IPT_COIN2, 2 )
	PORT_BIT( 0x0c, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_BIT_IMPULSE( 0x10, IP_ACTIVE_HIGH, IPT_START1, 2 )
	PORT_BIT_IMPULSE( 0x20, IP_ACTIVE_HIGH, IPT_START2, 2 )
	PORT_DIPNAME( 0x40, 0x00, DEF_STR( Cabinet ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Upright ) )
	PORT_DIPSETTING(    0x40, DEF_STR( Cocktail ) )
	PORT_SERVICE( 0x80, IP_ACTIVE_HIGH )

	PORT_START	/* FAKE */
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP | IPF_4WAY | IPF_COCKTAIL )
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT | IPF_4WAY | IPF_COCKTAIL )
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN | IPF_4WAY | IPF_COCKTAIL )
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT | IPF_4WAY | IPF_COCKTAIL )
	PORT_BIT( 0xf0, IP_ACTIVE_HIGH, IPT_UNUSED )
INPUT_PORTS_END



/*************************************
 *
 *	Graphics layouts
 *
 *************************************/

static struct GfxLayout charlayout =
{
	8,8,
	RGN_FRAC(1,1),
	2,
	{ 0, 4 },
	{ 8*8+0, 8*8+1, 8*8+2, 8*8+3, 0, 1, 2, 3 },
	{ 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8 },
	16*8
};


static struct GfxLayout spritelayout =
{
	16,16,
	RGN_FRAC(1,1),
	2,
	{ 0, 4 },
	{ 0, 1, 2, 3, 8*8, 8*8+1, 8*8+2, 8*8+3,
			16*8+0, 16*8+1, 16*8+2, 16*8+3, 24*8+0, 24*8+1, 24*8+2, 24*8+3 },
	{ 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8,
			32*8, 33*8, 34*8, 35*8, 36*8, 37*8, 38*8, 39*8 },
	64*8
};


static struct GfxDecodeInfo gfxdecodeinfo[] =
{
	{ REGION_GFX1, 0, &charlayout,      0, 64 },
	{ REGION_GFX2, 0, &spritelayout, 64*4, 64 },
	{ -1 }
};



/*************************************
 *
 *	Sound interfaces
 *
 *************************************/

static struct namco_interface namco_interface =
{
	24000,	/* sample rate */
	8,		/* number of voices */
	100,	/* playback volume */
	REGION_SOUND1	/* memory region */
};



/*************************************
 *
 *	Machine driver
 *
 *************************************/

static MACHINE_DRIVER_START( superpac )

	/* basic machine hardware */
	MDRV_CPU_ADD(M6809, 18432000/12)	/* 1.536 MHz */
	MDRV_CPU_MEMORY(readmem_cpu1,writemem_cpu1)
	MDRV_CPU_VBLANK_INT(irq0_line_hold,1)

	MDRV_CPU_ADD(M6809, 18432000/12)	/* 1.536 MHz */
	MDRV_CPU_MEMORY(readmem_cpu2,writemem_cpu2)
	MDRV_CPU_VBLANK_INT(irq0_line_hold,1)

	MDRV_FRAMES_PER_SECOND( (18432000.0 / 2) / (576 * 264) )
	MDRV_VBLANK_DURATION(DEFAULT_60HZ_VBLANK_DURATION)
	MDRV_INTERLEAVE(100)

	MDRV_MACHINE_INIT(superpac)

	/* video hardware */
	MDRV_VIDEO_ATTRIBUTES(VIDEO_TYPE_RASTER)
	MDRV_SCREEN_SIZE(36*8, 28*8)
	MDRV_VISIBLE_AREA(0*8, 36*8-1, 0*8, 28*8-1)
	MDRV_GFXDECODE(gfxdecodeinfo)
	MDRV_PALETTE_LENGTH(32)
	MDRV_COLORTABLE_LENGTH(4*(64+64))

	MDRV_PALETTE_INIT(superpac)
	MDRV_VIDEO_START(generic)
	MDRV_VIDEO_UPDATE(superpac)

	/* sound hardware */
	MDRV_SOUND_ADD(NAMCO, namco_interface)
MACHINE_DRIVER_END



/*************************************
 *
 *	ROM definitions
 *
 *************************************/

ROM_START( superpac )
	ROM_REGION( 0x10000, REGION_CPU1, 0 )	/* 64k for code */
	ROM_LOAD( "sp1.2",        0xc000, 0x2000, 0x4bb33d9c )
	ROM_LOAD( "sp1.1",        0xe000, 0x2000, 0x846fbb4a )

	ROM_REGION( 0x10000, REGION_CPU2, 0 )	/* 64k for the second CPU */
	ROM_LOAD( "spc-3.1k",     0xf000, 0x1000, 0x04445ddb )

	ROM_REGION( 0x1000, REGION_GFX1, ROMREGION_DISPOSE )
	ROM_LOAD( "sp1.6",        0x0000, 0x1000, 0x91c5935c )

	ROM_REGION( 0x2000, REGION_GFX2, ROMREGION_DISPOSE )
	ROM_LOAD( "spv-2.3f",     0x0000, 0x2000, 0x670a42f2 )

	ROM_REGION( 0x0220, REGION_PROMS, 0 )
	ROM_LOAD( "superpac.4c",  0x0000, 0x0020, 0x9ce22c46 ) /* palette */
	ROM_LOAD( "superpac.4e",  0x0020, 0x0100, 0x1253c5c1 ) /* chars */
	ROM_LOAD( "superpac.3l",  0x0120, 0x0100, 0xd4d7026f ) /* sprites */

	ROM_REGION( 0x0100, REGION_SOUND1, 0 )	/* sound prom */
	ROM_LOAD( "superpac.3m",  0x0000, 0x0100, 0xad43688f )
ROM_END


ROM_START( superpcm )
	ROM_REGION( 0x10000, REGION_CPU1, 0 )	/* 64k for code */
	ROM_LOAD( "spc-2.1c",     0xc000, 0x2000, 0x1a38c30e )
	ROM_LOAD( "spc-1.1b",     0xe000, 0x2000, 0x730e95a9 )

	ROM_REGION( 0x10000, REGION_CPU2, 0 )	/* 64k for the second CPU */
	ROM_LOAD( "spc-3.1k",     0xf000, 0x1000, 0x04445ddb )

	ROM_REGION( 0x1000, REGION_GFX1, ROMREGION_DISPOSE )
	ROM_LOAD( "spv-1.3c",     0x0000, 0x1000, 0x78337e74 )

	ROM_REGION( 0x2000, REGION_GFX2, ROMREGION_DISPOSE )
	ROM_LOAD( "spv-2.3f",     0x0000, 0x2000, 0x670a42f2 )

	ROM_REGION( 0x0220, REGION_PROMS, 0 )
	ROM_LOAD( "superpac.4c",  0x0000, 0x0020, 0x9ce22c46 ) /* palette */
	ROM_LOAD( "superpac.4e",  0x0020, 0x0100, 0x1253c5c1 ) /* chars */
	ROM_LOAD( "superpac.3l",  0x0120, 0x0100, 0xd4d7026f ) /* sprites */

	ROM_REGION( 0x0100, REGION_SOUND1, 0 )	/* sound prom */
	ROM_LOAD( "superpac.3m",  0x0000, 0x0100, 0xad43688f )
ROM_END


ROM_START( pacnpal )
	ROM_REGION( 0x10000, REGION_CPU1, 0 )	/* 64k for code */
	ROM_LOAD( "pap13b.cpu",   0xa000, 0x2000, 0xed64a565 )
	ROM_LOAD( "pap12b.cpu",   0xc000, 0x2000, 0x15308bcf )
	ROM_LOAD( "pap11b.cpu",   0xe000, 0x2000, 0x3cac401c )

	ROM_REGION( 0x10000, REGION_CPU2, 0 )	/* 64k for the second CPU */
	ROM_LOAD( "pap14.cpu",    0xf000, 0x1000, 0x330e20de )

	ROM_REGION( 0x1000, REGION_GFX1, ROMREGION_DISPOSE )
	ROM_LOAD( "pap16.cpu",    0x0000, 0x1000, 0xa36b96cb )

	ROM_REGION( 0x2000, REGION_GFX2, ROMREGION_DISPOSE )
	ROM_LOAD( "pap15.vid",    0x0000, 0x2000, 0xfb6f56e3 )

	ROM_REGION( 0x0220, REGION_PROMS, 0 )
	ROM_LOAD( "papi6.vid",    0x0000, 0x0020, 0x52634b41 ) /* palette */
	ROM_LOAD( "papi5.vid",    0x0020, 0x0100, 0xac46203c ) /* chars */
	ROM_LOAD( "papi4.vid",    0x0120, 0x0100, 0x686bde84 ) /* sprites */

	ROM_REGION( 0x0100, REGION_SOUND1, 0 )	/* sound prom */
	ROM_LOAD( "papi3.cpu",    0x0000, 0x0100, 0x94782db5 )
ROM_END


ROM_START( pacnpal2 )
	ROM_REGION( 0x10000, REGION_CPU1, 0 )	/* 64k for code */
	ROM_LOAD( "pap1_3.1d",    0xa000, 0x2000, 0xd7ec2719 )
	ROM_LOAD( "pap1_2.1c",    0xc000, 0x2000, 0x0245396e )
	ROM_LOAD( "pap1_1.1b",    0xe000, 0x2000, 0x7f046b58 )

	ROM_REGION( 0x10000, REGION_CPU2, 0 )	/* 64k for the second CPU */
	ROM_LOAD( "pap14.cpu",    0xf000, 0x1000, 0x330e20de )

	ROM_REGION( 0x1000, REGION_GFX1, ROMREGION_DISPOSE )
	ROM_LOAD( "pap16.cpu",    0x0000, 0x1000, 0xa36b96cb )

	ROM_REGION( 0x2000, REGION_GFX2, ROMREGION_DISPOSE )
	ROM_LOAD( "pap15.vid",    0x0000, 0x2000, 0xfb6f56e3 )

	ROM_REGION( 0x0220, REGION_PROMS, 0 )
	ROM_LOAD( "papi6.vid",    0x0000, 0x0020, 0x52634b41 ) /* palette */
	ROM_LOAD( "papi5.vid",    0x0020, 0x0100, 0xac46203c ) /* chars */
	ROM_LOAD( "papi4.vid",    0x0120, 0x0100, 0x686bde84 ) /* sprites */

	ROM_REGION( 0x0100, REGION_SOUND1, 0 )	/* sound prom */
	ROM_LOAD( "papi3.cpu",    0x0000, 0x0100, 0x94782db5 )
ROM_END


ROM_START( pacnchmp )
	ROM_REGION( 0x10000, REGION_CPU1, 0 )	/* 64k for code */
	ROM_LOAD( "pap3.1d",      0xa000, 0x2000, 0x20a07d3d )
	ROM_LOAD( "pap3.1c",      0xc000, 0x2000, 0x505bae56 )
	ROM_LOAD( "pap11b.cpu",   0xe000, 0x2000, 0x3cac401c )

	ROM_REGION( 0x10000, REGION_CPU2, 0 )	/* 64k for the second CPU */
	ROM_LOAD( "pap14.cpu",    0xf000, 0x1000, 0x330e20de )

	ROM_REGION( 0x1000, REGION_GFX1, ROMREGION_DISPOSE )
	ROM_LOAD( "pap2.3c",      0x0000, 0x1000, 0x93d15c30 )

	ROM_REGION( 0x2000, REGION_GFX2, ROMREGION_DISPOSE )
	ROM_LOAD( "pap2.3f",      0x0000, 0x2000, 0x39f44aa4 )

	ROM_REGION( 0x0220, REGION_PROMS, 0 )
	ROM_LOAD( "papi6.vid",    0x0000, 0x0020, BADCRC( 0x52634b41 ) ) /* palette */
	ROM_LOAD( "papi5.vid",    0x0020, 0x0100, BADCRC( 0xac46203c ) ) /* chars */
	ROM_LOAD( "papi4.vid",    0x0120, 0x0100, BADCRC( 0x686bde84 ) ) /* sprites */

	ROM_REGION( 0x0100, REGION_SOUND1, 0 )	/* sound prom */
	ROM_LOAD( "papi3.cpu",    0x0000, 0x0100, 0x94782db5 )
ROM_END



/*************************************
 *
 *	Game drivers
 *
 *************************************/

GAME( 1982, superpac, 0,        superpac, superpac, 0, ROT90, "Namco", "Super Pac-Man" )
GAME( 1982, superpcm, superpac, superpac, superpac, 0, ROT90, "[Namco] (Bally Midway license)", "Super Pac-Man (Midway)" )
GAME( 1983, pacnpal,  0,        superpac, pacnpal,  0, ROT90, "Namco", "Pac & Pal" )
GAME( 1983, pacnpal2, pacnpal,  superpac, pacnpal,  0, ROT90, "Namco", "Pac & Pal (older)" )
GAMEX(1983, pacnchmp, pacnpal,  superpac, pacnpal,  0, ROT90, "Namco", "Pac-Man & Chomp Chomp", GAME_IMPERFECT_COLORS )
