📄 superpac.c
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/***************************************************************************
New Super Pac-Man memory map (preliminary)
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 watchdog timer?
4040-43ff RAM shared with CPU #2
4800-480f custom I/O chip #1
4810-481f custom I/O chip #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 *mappy_soundregs;
void mappy_sound_enable_w(int offset,int data);
void mappy_sound_w(int offset,int data);
extern unsigned char *superpac_sharedram;
extern unsigned char *superpac_customio_1,*superpac_customio_2;
int superpac_customio_r(int offset);
int superpac_sharedram_r(int offset);
int superpac_sharedram_r2(int offset);
void superpac_sharedram_w(int offset,int data);
void superpac_customio_w_1(int offset,int data);
void superpac_customio_w_2(int offset,int data);
int superpac_customio_r_1(int offset);
int superpac_customio_r_2(int offset);
void superpac_interrupt_enable_1_w(int offset,int data);
void superpac_cpu_enable_w(int offset,int data);
int superpac_interrupt_1(void);
int pacnpal_sharedram_r2(int offset);
void pacnpal_sharedram_w2(int offset,int data);
int pacnpal_interrupt_2(void);
void pacnpal_interrupt_enable_2_w(int offset,int data);
int superpac_vh_start(void);
void superpac_vh_screenrefresh(struct osd_bitmap *bitmap,int full_refresh);
void superpac_init_machine(void);
void superpac_vh_convert_color_prom(unsigned char *palette, unsigned short *colortable,const unsigned char *color_prom);
/* CPU 1 read addresses */
static struct MemoryReadAddress readmem_cpu1[] =
{
{ 0x0000, 0x1fff, MRA_RAM }, /* general RAM */
{ 0x4040, 0x43ff, superpac_sharedram_r, &superpac_sharedram }, /* shared RAM */
{ 0x4800, 0x480f, superpac_customio_r_1, &superpac_customio_1 }, /* custom I/O chip #1 interface */
{ 0x4810, 0x481f, superpac_customio_r_2, &superpac_customio_2 }, /* custom I/O chip #2 interface */
{ 0xa000, 0xffff, MRA_ROM }, /* SPC-2.1C at 0xc000, SPC-1.1B at 0xe000 */
{ -1 } /* end of table */
};
/* CPU 1 write addresses */
static struct MemoryWriteAddress writemem_cpu1[] =
{
{ 0x0000, 0x03ff, videoram_w, &videoram, &videoram_size }, /* video RAM */
{ 0x0400, 0x07ff, colorram_w, &colorram }, /* color RAM */
{ 0x0800, 0x0f7f, MWA_RAM }, /* RAM */
{ 0x0f80, 0x0fff, MWA_RAM, &spriteram, &spriteram_size }, /* sprite RAM, area 1 */
{ 0x1000, 0x177f, MWA_RAM }, /* RAM */
{ 0x1780, 0x17ff, MWA_RAM, &spriteram_2 }, /* sprite RAM, area 2 */
{ 0x1800, 0x1f7f, MWA_RAM }, /* RAM */
{ 0x1f80, 0x1fff, MWA_RAM, &spriteram_3 }, /* sprite RAM, area 3 */
{ 0x2000, 0x2000, MWA_NOP }, /* watchdog timer */
{ 0x4040, 0x43ff, MWA_RAM }, /* shared RAM */
{ 0x4800, 0x480f, superpac_customio_w_1 }, /* custom I/O chip #1 interface */
{ 0x4810, 0x481f, superpac_customio_w_2 }, /* custom I/O chip #2 interface */
{ 0x5002, 0x5003, superpac_interrupt_enable_1_w }, /* interrupt enable */
{ 0x5008, 0x5009, mappy_sound_enable_w }, /* sound enable */
{ 0x500a, 0x500b, superpac_cpu_enable_w }, /* interrupt enable */
{ 0x8000, 0x8000, MWA_NOP }, /* watchdog timer */
{ 0xa000, 0xffff, MWA_ROM }, /* SPC-2.1C at 0xc000, SPC-1.1B at 0xe000 */
{ -1 } /* end of table */
};
/* CPU 2 read addresses */
static struct MemoryReadAddress superpac_readmem_cpu2[] =
{
{ 0xf000, 0xffff, MRA_ROM }, /* ROM code */
{ 0x0040, 0x03ff, superpac_sharedram_r2 }, /* shared RAM with the main CPU */
{ -1 } /* end of table */
};
/* CPU 2 write addresses */
static struct MemoryWriteAddress superpac_writemem_cpu2[] =
{
{ 0x0040, 0x03ff, superpac_sharedram_w }, /* shared RAM with the main CPU */
{ 0x0000, 0x003f, mappy_sound_w, &mappy_soundregs },/* sound control registers */
{ 0xf000, 0xffff, MWA_ROM }, /* ROM code */
{ -1 } /* end of table */
};
/* CPU 2 read addresses */
static struct MemoryReadAddress pacnpal_readmem_cpu2[] =
{
{ 0xf000, 0xffff, MRA_ROM }, /* ROM code */
{ 0x0040, 0x03ff, pacnpal_sharedram_r2 }, /* shared RAM with the main CPU */
{ -1 } /* end of table */
};
/* CPU 2 write addresses */
static struct MemoryWriteAddress pacnpal_writemem_cpu2[] =
{
{ 0x0040, 0x03ff, pacnpal_sharedram_w2 }, /* shared RAM with the main CPU */
{ 0x0000, 0x003f, mappy_sound_w, &mappy_soundregs },/* sound control registers */
{ 0x2000, 0x2001, pacnpal_interrupt_enable_2_w }, /* interrupt enable */
{ 0x2006, 0x2007, mappy_sound_enable_w }, /* sound enable */
{ 0xf000, 0xffff, MWA_ROM }, /* ROM code */
{ -1 } /* end of table */
};
/* input from the outside world */
INPUT_PORTS_START( superpac_input_ports )
PORT_START /* DSW0 */
PORT_DIPNAME( 0x0f, 0x00, "Difficulty", IP_KEY_NONE )
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, "Coin B", IP_KEY_NONE )
PORT_DIPSETTING( 0x20, "2 Coins/1 Credit" )
PORT_DIPSETTING( 0x00, "1 Coin/1 Credit" )
PORT_DIPSETTING( 0x30, "2 Coins/3 Credits" )
PORT_DIPSETTING( 0x10, "1 Coin/2 Credits" )
PORT_DIPNAME( 0x40, 0x00, "Demo Sounds", IP_KEY_NONE )
PORT_DIPSETTING( 0x40, "Off" )
PORT_DIPSETTING( 0x00, "On" )
PORT_DIPNAME( 0x80, 0x00, "Freeze", IP_KEY_NONE )
PORT_DIPSETTING( 0x00, "Off" )
PORT_DIPSETTING( 0x80, "On" )
PORT_START /* DSW1 */
PORT_DIPNAME( 0x07, 0x00, "Coin A", IP_KEY_NONE )
PORT_DIPSETTING( 0x07, "3 Coins/1 Credits" )
PORT_DIPSETTING( 0x05, "2 Coins/1 Credit" )
PORT_DIPSETTING( 0x00, "1 Coin/1 Credit" )
PORT_DIPSETTING( 0x06, "2 Coins/3 Credits" )
PORT_DIPSETTING( 0x01, "1 Coin/2 Credits" )
PORT_DIPSETTING( 0x02, "1 Coin/3 Credits" )
PORT_DIPSETTING( 0x03, "1 Coin/6 Credits" )
PORT_DIPSETTING( 0x04, "1 Coin/7 Credits" )
PORT_DIPNAME( 0x38, 0x00, "Bonus Life", IP_KEY_NONE )
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, "Bonus Life", IP_KEY_NONE )
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, "Lives", IP_KEY_NONE )
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_BITX(0x10, IP_ACTIVE_HIGH, IPT_BUTTON1 | IPF_IMPULSE, IP_NAME_DEFAULT, IP_KEY_DEFAULT, IP_JOY_DEFAULT, 1 )
PORT_BITX(0x20, IP_ACTIVE_HIGH, IPT_BUTTON1, 0, IP_KEY_PREVIOUS, IP_JOY_PREVIOUS, 0 )
PORT_BIT( 0xc0, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_START /* FAKE */
PORT_BITX(0x01, IP_ACTIVE_HIGH, IPT_COIN1 | IPF_IMPULSE,
IP_NAME_DEFAULT, IP_KEY_DEFAULT, IP_JOY_DEFAULT, 1 )
PORT_BITX(0x02, IP_ACTIVE_HIGH, IPT_COIN2 | IPF_IMPULSE,
IP_NAME_DEFAULT, IP_KEY_DEFAULT, IP_JOY_DEFAULT, 1 )
PORT_BIT( 0x0c, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BITX(0x10, IP_ACTIVE_HIGH, IPT_START1 | IPF_IMPULSE,
IP_NAME_DEFAULT, IP_KEY_DEFAULT, IP_JOY_DEFAULT, 1 )
PORT_BITX(0x20, IP_ACTIVE_HIGH, IPT_START2 | IPF_IMPULSE,
IP_NAME_DEFAULT, IP_KEY_DEFAULT, IP_JOY_DEFAULT, 1 )
PORT_DIPNAME( 0x40, 0x00, "Cabinet", IP_KEY_NONE )
PORT_DIPSETTING( 0x00, "Upright" )
PORT_DIPSETTING( 0x40, "Cocktail" )
PORT_BITX( 0x80, 0x00, IPT_DIPSWITCH_NAME | IPF_TOGGLE, "Service Mode", OSD_KEY_F2, IP_JOY_NONE, 0 )
PORT_DIPSETTING( 0x00, "Off" )
PORT_DIPSETTING( 0x80, "On" )
INPUT_PORTS_END
INPUT_PORTS_START( pacnpal_input_ports )
PORT_START /* DSW0 */
PORT_DIPNAME( 0x03, 0x00, "Coin B", IP_KEY_NONE )
PORT_DIPSETTING( 0x02, "2 Coins/1 Credit" )
PORT_DIPSETTING( 0x00, "1 Coin/1 Credit" )
PORT_DIPSETTING( 0x03, "2 Coins/3 Credits" )
PORT_DIPSETTING( 0x01, "1 Coin/2 Credits" )
PORT_DIPNAME( 0x0c, 0x00, "Rank", IP_KEY_NONE )
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, "Coin A", IP_KEY_NONE )
PORT_DIPSETTING( 0x07, "3 Coins/1 Credits" )
PORT_DIPSETTING( 0x05, "2 Coins/1 Credit" )
PORT_DIPSETTING( 0x00, "1 Coin/1 Credit" )
PORT_DIPSETTING( 0x06, "2 Coins/3 Credits" )
PORT_DIPSETTING( 0x01, "1 Coin/2 Credits" )
PORT_DIPSETTING( 0x02, "1 Coin/3 Credits" )
PORT_DIPSETTING( 0x03, "1 Coin/6 Credits" )
PORT_DIPSETTING( 0x04, "1 Coin/7 Credits" )
PORT_DIPNAME( 0x38, 0x18, "Bonus Life", IP_KEY_NONE )
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, "Bonus Life", IP_KEY_NONE )
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, "Lives", IP_KEY_NONE )
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_BITX(0x10, IP_ACTIVE_HIGH, IPT_BUTTON1 | IPF_IMPULSE,
IP_NAME_DEFAULT, IP_KEY_DEFAULT, IP_JOY_DEFAULT, 2 )
PORT_BITX(0x20, IP_ACTIVE_HIGH, IPT_BUTTON1, 0, IP_KEY_PREVIOUS, IP_JOY_PREVIOUS, 0 )
PORT_BIT( 0xc0, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_START /* FAKE */
PORT_BITX(0x01, IP_ACTIVE_HIGH, IPT_COIN1 | IPF_IMPULSE,
IP_NAME_DEFAULT, IP_KEY_DEFAULT, IP_JOY_DEFAULT, 2 )
PORT_BITX(0x02, IP_ACTIVE_HIGH, IPT_COIN2 | IPF_IMPULSE,
IP_NAME_DEFAULT, IP_KEY_DEFAULT, IP_JOY_DEFAULT, 2 )
PORT_BIT( 0x0c, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BITX(0x10, IP_ACTIVE_HIGH, IPT_START1 | IPF_IMPULSE,
IP_NAME_DEFAULT, IP_KEY_DEFAULT, IP_JOY_DEFAULT, 2 )
PORT_BITX(0x20, IP_ACTIVE_HIGH, IPT_START2 | IPF_IMPULSE,
IP_NAME_DEFAULT, IP_KEY_DEFAULT, IP_JOY_DEFAULT, 2 )
PORT_DIPNAME( 0x40, 0x00, "Cabinet", IP_KEY_NONE )
PORT_DIPSETTING( 0x00, "Upright" )
PORT_DIPSETTING( 0x40, "Cocktail" )
PORT_BITX( 0x80, 0x00, IPT_DIPSWITCH_NAME | IPF_TOGGLE, "Service Mode", OSD_KEY_F2, IP_JOY_NONE, 0 )
PORT_DIPSETTING( 0x00, "Off" )
PORT_DIPSETTING( 0x80, "On" )
INPUT_PORTS_END
/* SUPERPAC -- ROM SPV-1.3C (4K) */
static struct GfxLayout charlayout =
{
8,8, /* 8*8 characters */
256, /* 256 characters */
2, /* 2 bits per pixel */
{ 0, 4 }, /* the two bitplanes for 4 pixels are packed into one byte */
{ 7*8, 6*8, 5*8, 4*8, 3*8, 2*8, 1*8, 0*8 }, /* characters are rotated 90 degrees */
{ 8*8+0, 8*8+1, 8*8+2, 8*8+3, 0, 1, 2, 3 }, /* bits are packed in groups of four */
16*8 /* every char takes 16 bytes */
};
/* SUPERPAC -- ROM SPV-2.3F (8K) */
static struct GfxLayout spritelayout =
{
16,16, /* 16*16 sprites */
128, /* 128 sprites */
2, /* 2 bits per pixel */
{ 0, 4 }, /* the two bitplanes for 4 pixels are packed into one byte */
{ 39 * 8, 38 * 8, 37 * 8, 36 * 8, 35 * 8, 34 * 8, 33 * 8, 32 * 8,
7 * 8, 6 * 8, 5 * 8, 4 * 8, 3 * 8, 2 * 8, 1 * 8, 0 * 8 },
{ 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 },
64*8 /* every sprite takes 64 bytes */
};
static struct GfxDecodeInfo gfxdecodeinfo[] =
{
{ 1, 0x0000, &charlayout, 0, 64 },
{ 1, 0x1000, &spritelayout, 64*4, 64 },
{ -1 } /* end of array */
};
static struct namco_interface namco_interface =
{
23920, /* sample rate (approximate value) */
8, /* number of voices */
48, /* gain adjustment */
255, /* playback volume */
4 /* memory region */
};
static struct MachineDriver superpac_machine_driver =
{
/* basic machine hardware */
{
{
CPU_M6809,
1100000, /* 1.1 Mhz */
0, /* memory region */
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