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popeye.c
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C/C++ Source or Header
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2000-05-04
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14KB
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387 lines
/***************************************************************************
Popeye memory map (preliminary)
driver by Marc Lafontaine
0000-7fff ROM
8000-87ff RAM
8c00 background x position
8c01 background y position
8c02 ?
8c03 bit 3: background palette bank
bit 0-2: sprite palette bank
8c04-8e7f sprites
8f00-8fff RAM (stack)
a000-a3ff Text video ram
a400-a7ff Text Attribute
c000-cfff Background bitmap. Accessed as nibbles: bit 7 selects which of
the two nibbles should be written to.
I/O 0 ;AY-3-8910 Control Reg.
I/O 1 ;AY-3-8910 Data Write Reg.
write to port B: select bit of DSW2 to read in bit 7 of port A (0-2-4-6-8-a-c-e)
I/O 3 ;AY-3-8910 Data Read Reg.
read from port A: bit 0-5 = DSW1 bit 7 = bit of DSW1 selected by port B
DSW1
bit 0-3 = coins per play (0 = free play)
bit 4-5 = ?
DSW2
bit 0-1 = lives
bit 2-3 = difficulty
bit 4-5 = bonus
bit 6 = demo sounds
bit 7 = cocktail/upright (0 = upright)
I/O 2 ;bit 0 Coin in 1
bit 1 Coin in 2
bit 2 Coin in 3 = 5 credits
bit 3
bit 4 Start 2 player game
bit 5 Start 1 player game
bit 6
bit 7
***************************************************************************/
#include "driver.h"
#include "vidhrdw/generic.h"
extern unsigned char *popeye_videoram;
extern size_t popeye_videoram_size;
extern unsigned char *popeye_background_pos,*popeye_palette_bank;
WRITE_HANDLER( popeye_backgroundram_w );
WRITE_HANDLER( popeye_videoram_w );
WRITE_HANDLER( popeye_colorram_w );
WRITE_HANDLER( popeye_palettebank_w );
void popeye_vh_convert_color_prom(unsigned char *palette, unsigned short *colortable,const unsigned char *color_prom);
void popeyebl_vh_convert_color_prom(unsigned char *palette, unsigned short *colortable,const unsigned char *color_prom);
void popeye_vh_screenrefresh(struct osd_bitmap *bitmap,int full_refresh);
int popeye_vh_start(void);
void popeye_vh_stop(void);
static struct MemoryReadAddress readmem[] =
{
{ 0x0000, 0x7fff, MRA_ROM },
{ 0x8000, 0x87ff, MRA_RAM },
{ 0x8c00, 0x8e7f, MRA_RAM },
{ 0x8f00, 0x8fff, MRA_RAM },
{ -1 } /* end of table */
};
static struct MemoryWriteAddress writemem[] =
{
{ 0x0000, 0x7fff, MWA_ROM },
{ 0x8000, 0x87ff, MWA_RAM },
{ 0x8c04, 0x8e7f, MWA_RAM, &spriteram, &spriteram_size },
{ 0x8f00, 0x8fff, MWA_RAM },
{ 0xa000, 0xa3ff, videoram_w, &videoram, &videoram_size },
{ 0xa400, 0xa7ff, colorram_w, &colorram },
{ 0xc000, 0xcfff, popeye_videoram_w, &popeye_videoram, &popeye_videoram_size },
{ 0x8c00, 0x8c01, MWA_RAM, &popeye_background_pos },
{ 0x8c03, 0x8c03, popeye_palettebank_w, &popeye_palette_bank },
{ -1 } /* end of table */
};
static struct IOReadPort readport[] =
{
{ 0x00, 0x00, input_port_0_r },
{ 0x01, 0x01, input_port_1_r },
{ 0x02, 0x02, input_port_2_r },
{ 0x03, 0x03, AY8910_read_port_0_r },
{ -1 } /* end of table */
};
static struct IOWritePort writeport[] =
{
{ 0x00, 0x00, AY8910_control_port_0_w },
{ 0x01, 0x01, AY8910_write_port_0_w },
{ -1 } /* end of table */
};
INPUT_PORTS_START( popeye )
PORT_START /* IN0 */
PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT | IPF_4WAY )
PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT | IPF_4WAY )
PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP | IPF_4WAY )
PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN | IPF_4WAY )
PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_BUTTON1 )
PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_UNKNOWN ) /* probably unused */
PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNKNOWN ) /* probably unused */
PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNKNOWN ) /* probably unused */
PORT_START /* IN1 */
PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT | IPF_4WAY | IPF_COCKTAIL )
PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT | IPF_4WAY | IPF_COCKTAIL )
PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP | IPF_4WAY | IPF_COCKTAIL )
PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN | IPF_4WAY | IPF_COCKTAIL )
PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_BUTTON1 | IPF_COCKTAIL )
PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_UNKNOWN ) /* probably unused */
PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNKNOWN ) /* probably unused */
PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNKNOWN ) /* probably unused */
PORT_START /* IN2 */
PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_UNKNOWN ) /* probably unused */
PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_UNKNOWN ) /* probably unused */
PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_START1 )
PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_START2 )
PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_UNKNOWN ) /* probably unused */
PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_COIN3 )
PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_COIN2 )
PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_COIN1 )
PORT_START /* DSW0 */
PORT_DIPNAME( 0x0f, 0x0f, DEF_STR( Coinage ) )
PORT_DIPSETTING( 0x03, DEF_STR( 3C_1C ) )
PORT_DIPSETTING( 0x04, DEF_STR( 2C_1C ) )
PORT_DIPSETTING( 0x0f, DEF_STR( 1C_1C ) )
PORT_DIPSETTING( 0x06, DEF_STR( 1C_2C ) )
PORT_DIPSETTING( 0x02, DEF_STR( 2C_5C ) )
PORT_DIPSETTING( 0x0a, DEF_STR( 1C_3C ) )
PORT_DIPSETTING( 0x09, DEF_STR( 1C_4C ) )
PORT_DIPSETTING( 0x05, DEF_STR( 1C_5C ) )
PORT_DIPSETTING( 0x08, DEF_STR( 1C_6C ) )
PORT_DIPSETTING( 0x00, DEF_STR( Free_Play ) )
/* 0x0e = 2 Coins/1 Credit
0x07, 0x0c = 1 Coin/1 Credit
0x01, 0x0b, 0x0d = 1 Coin/2 Credits */
PORT_BIT( 0xf0, IP_ACTIVE_HIGH, IPT_UNUSED ) /* bit 7 scans DSW1 one bit at a time */
PORT_START /* DSW1 (FAKE - appears as bit 7 of DSW0, see code below) */
PORT_DIPNAME( 0x03, 0x01, DEF_STR( Lives ) )
PORT_DIPSETTING( 0x03, "1" )
PORT_DIPSETTING( 0x02, "2" )
PORT_DIPSETTING( 0x01, "3" )
PORT_DIPSETTING( 0x00, "4" )
PORT_DIPNAME( 0x0c, 0x0c, DEF_STR( Difficulty ) )
PORT_DIPSETTING( 0x0c, "Easy" )
PORT_DIPSETTING( 0x08, "Medium" )
PORT_DIPSETTING( 0x04, "Hard" )
PORT_DIPSETTING( 0x00, "Hardest" )
PORT_DIPNAME( 0x30, 0x30, DEF_STR( Bonus_Life ) )
PORT_DIPSETTING( 0x30, "40000" )
PORT_DIPSETTING( 0x20, "60000" )
PORT_DIPSETTING( 0x10, "80000" )
PORT_DIPSETTING( 0x00, "None" )
PORT_DIPNAME( 0x40, 0x00, DEF_STR( Demo_Sounds ) )
PORT_DIPSETTING( 0x40, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_DIPNAME( 0x80, 0x00, DEF_STR( Cabinet ) )
PORT_DIPSETTING( 0x00, DEF_STR( Upright ) )
PORT_DIPSETTING( 0x80, DEF_STR( Cocktail ) )
INPUT_PORTS_END
static struct GfxLayout charlayout =
{
16,16, /* 16*16 characters (8*8 doubled) */
256, /* 256 characters */
1, /* 1 bit per pixel (there are two bitplanes in the ROM, but only one is used) */
{ 0 },
{ 7,7, 6,6, 5,5, 4,4, 3,3, 2,2, 1,1, 0,0 }, /* pretty straightforward layout */
{ 0*8,0*8, 1*8,1*8, 2*8,2*8, 3*8,3*8, 4*8,4*8, 5*8,5*8, 6*8,6*8, 7*8,7*8 },
8*8 /* every char takes 8 consecutive bytes */
};
static struct GfxLayout spritelayout =
{
16,16, /* 16*16 sprites */
512, /* 512 sprites */
2, /* 2 bits per pixel */
{ 0, 0x4000*8 }, /* the two bitplanes are separated in different files */
{7+(0x2000*8),6+(0x2000*8),5+(0x2000*8),4+(0x2000*8),
3+(0x2000*8),2+(0x2000*8),1+(0x2000*8),0+(0x2000*8),
7,6,5,4,3,2,1,0 },
{ 15*8, 14*8, 13*8, 12*8, 11*8, 10*8, 9*8, 8*8,
7*8, 6*8, 5*8, 4*8, 3*8, 2*8, 1*8, 0*8, },
16*8 /* every sprite takes 16 consecutive bytes */
};
static struct GfxDecodeInfo gfxdecodeinfo[] =
{
{ REGION_GFX1, 0x0000, &charlayout, 0, 16 }, /* chars */
{ REGION_GFX2, 0x0000, &spritelayout, 16*2, 64 }, /* sprites */
{ -1 } /* end of array */
};
static int dswbit;
static WRITE_HANDLER( popeye_portB_w )
{
/* bit 0 does something - RV in the schematics */
/* bits 1-3 select DSW1 bit to read */
dswbit = (data & 0x0e) >> 1;
}
static READ_HANDLER( popeye_portA_r )
{
int res;
res = input_port_3_r(offset);
res |= (input_port_4_r(offset) << (7-dswbit)) & 0x80;
return res;
}
static struct AY8910interface ay8910_interface =
{
1, /* 1 chip */
2000000, /* 2 MHz */
{ 40 },
{ popeye_portA_r },
{ 0 },
{ 0 },
{ popeye_portB_w }
};
static struct MachineDriver machine_driver_popeyebl =
{
/* basic machine hardware */
{
{
CPU_Z80,
4000000, /* 4 Mhz */
readmem,writemem,readport,writeport,
nmi_interrupt,2
}
},
30, DEFAULT_30HZ_VBLANK_DURATION, /* frames per second, vblank duration */
1, /* single CPU, no need for interleaving */
0,
/* video hardware */
32*16, 30*16, { 0*16, 32*16-1, 1*16, 29*16-1 },
gfxdecodeinfo,
32+16+256, 16*2+64*4,
popeyebl_vh_convert_color_prom,
VIDEO_TYPE_RASTER | VIDEO_SUPPORTS_DIRTY,
0,
popeye_vh_start,
popeye_vh_stop,
popeye_vh_screenrefresh,
/* sound hardware */
0,0,0,0,
{
{
SOUND_AY8910,
&ay8910_interface
}
}
};
/***************************************************************************
Game driver(s)
***************************************************************************/
ROM_START( popeye )
ROM_REGION( 0x10000, REGION_CPU1 ) /* 64k for code */
ROM_LOAD( "c-7a", 0x0000, 0x2000, 0x9af7c821 )
ROM_LOAD( "c-7b", 0x2000, 0x2000, 0xc3704958 )
ROM_LOAD( "c-7c", 0x4000, 0x2000, 0x5882ebf9 )
ROM_LOAD( "c-7e", 0x6000, 0x2000, 0xef8649ca )
ROM_REGION( 0x0800, REGION_GFX1 | REGIONFLAG_DISPOSE )
ROM_LOAD( "v-5n", 0x0000, 0x0800, 0xcca61ddd ) /* first half is empty */
ROM_CONTINUE( 0x0000, 0x0800 )
ROM_REGION( 0x8000, REGION_GFX2 | REGIONFLAG_DISPOSE )
ROM_LOAD( "v-1e", 0x0000, 0x2000, 0x0f2cd853 )
ROM_LOAD( "v-1f", 0x2000, 0x2000, 0x888f3474 )
ROM_LOAD( "v-1j", 0x4000, 0x2000, 0x7e864668 )
ROM_LOAD( "v-1k", 0x6000, 0x2000, 0x49e1d170 )
ROM_REGION( 0x0340, REGION_PROMS )
ROM_LOAD( "prom-cpu.4a", 0x0000, 0x0020, 0x375e1602 ) /* background palette */
ROM_LOAD( "prom-cpu.3a", 0x0020, 0x0020, 0xe950bea1 ) /* char palette */
ROM_LOAD( "prom-cpu.5b", 0x0040, 0x0100, 0xc5826883 ) /* sprite palette - low 4 bits */
ROM_LOAD( "prom-cpu.5a", 0x0140, 0x0100, 0xc576afba ) /* sprite palette - high 4 bits */
ROM_LOAD( "prom-vid.7j", 0x0240, 0x0100, 0xa4655e2e ) /* timing for the protection ALU */
ROM_END
ROM_START( popeye2 )
ROM_REGION( 0x10000, REGION_CPU1 ) /* 64k for code */
ROM_LOAD( "7a", 0x0000, 0x2000, 0x0bd04389 )
ROM_LOAD( "7b", 0x2000, 0x2000, 0xefdf02c3 )
ROM_LOAD( "7c", 0x4000, 0x2000, 0x8eee859e )
ROM_LOAD( "7e", 0x6000, 0x2000, 0xb64aa314 )
ROM_REGION( 0x0800, REGION_GFX1 | REGIONFLAG_DISPOSE )
ROM_LOAD( "v-5n", 0x0000, 0x0800, 0xcca61ddd ) /* first half is empty */
ROM_CONTINUE( 0x0000, 0x0800 )
ROM_REGION( 0x8000, REGION_GFX2 | REGIONFLAG_DISPOSE )
ROM_LOAD( "v-1e", 0x0000, 0x2000, 0x0f2cd853 )
ROM_LOAD( "v-1f", 0x2000, 0x2000, 0x888f3474 )
ROM_LOAD( "v-1j", 0x4000, 0x2000, 0x7e864668 )
ROM_LOAD( "v-1k", 0x6000, 0x2000, 0x49e1d170 )
ROM_REGION( 0x0340, REGION_PROMS )
ROM_LOAD( "prom-cpu.4a", 0x0000, 0x0020, 0x375e1602 ) /* background palette */
ROM_LOAD( "prom-cpu.3a", 0x0020, 0x0020, 0xe950bea1 ) /* char palette */
ROM_LOAD( "prom-cpu.5b", 0x0040, 0x0100, 0xc5826883 ) /* sprite palette - low 4 bits */
ROM_LOAD( "prom-cpu.5a", 0x0140, 0x0100, 0xc576afba ) /* sprite palette - high 4 bits */
ROM_LOAD( "prom-vid.7j", 0x0240, 0x0100, 0xa4655e2e ) /* timing for the protection ALU */
ROM_END
ROM_START( popeyebl )
ROM_REGION( 0x10000, REGION_CPU1 ) /* 64k for code */
ROM_LOAD( "po1", 0x0000, 0x2000, 0xb14a07ca )
ROM_LOAD( "po2", 0x2000, 0x2000, 0x995475ff )
ROM_LOAD( "po3", 0x4000, 0x2000, 0x99d6a04a )
ROM_LOAD( "po4", 0x6000, 0x2000, 0x548a6514 )
ROM_LOAD( "po_d1-e1.bin", 0xe000, 0x0020, 0x8de22998 ) /* protection PROM */
ROM_REGION( 0x0800, REGION_GFX1 | REGIONFLAG_DISPOSE )
ROM_LOAD( "v-5n", 0x0000, 0x0800, 0xcca61ddd ) /* first half is empty */
ROM_CONTINUE( 0x0000, 0x0800 )
ROM_REGION( 0x8000, REGION_GFX2 | REGIONFLAG_DISPOSE )
ROM_LOAD( "v-1e", 0x0000, 0x2000, 0x0f2cd853 )
ROM_LOAD( "v-1f", 0x2000, 0x2000, 0x888f3474 )
ROM_LOAD( "v-1j", 0x4000, 0x2000, 0x7e864668 )
ROM_LOAD( "v-1k", 0x6000, 0x2000, 0x49e1d170 )
ROM_REGION( 0x0240, REGION_PROMS )
ROM_LOAD( "popeye.pr1", 0x0000, 0x0020, 0xd138e8a4 ) /* background palette */
ROM_LOAD( "popeye.pr2", 0x0020, 0x0020, 0x0f364007 ) /* char palette */
ROM_LOAD( "popeye.pr3", 0x0040, 0x0100, 0xca4d7b6a ) /* sprite palette - low 4 bits */
ROM_LOAD( "popeye.pr4", 0x0140, 0x0100, 0xcab9bc53 ) /* sprite palette - high 4 bits */
ROM_END
/* The original doesn't work because the ROMs are encrypted. */
/* The encryption is based on a custom ALU and seems to be dynamically evolving */
/* (like Jr. PacMan). I think it decodes 16 bits at a time, bits 0-2 are (or can be) */
/* an opcode for the ALU and the others contain the data. */
GAMEX( 1982?, popeye, 0, popeyebl, popeye, 0, ROT0, "Nintendo", "Popeye (set 1)", GAME_NOT_WORKING | GAME_NO_COCKTAIL )
GAMEX( 1982?, popeye2, popeye, popeyebl, popeye, 0, ROT0, "Nintendo", "Popeye (set 2)", GAME_NOT_WORKING | GAME_NO_COCKTAIL )
GAMEX( 1982?, popeyebl, popeye, popeyebl, popeye, 0, ROT0, "bootleg", "Popeye (bootleg)", GAME_NO_COCKTAIL )