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AmigActive 10
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skydiver.c
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C/C++ Source or Header
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2000-04-23
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12KB
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391 lines
/***************************************************************************
Atari Sky Diver Driver
Memory Map:
0000-00FF R/W PAGE ZERO RAM
0010 R/W H POS PLANE 1
0011 R/W H POS PLANE 2
0012 R/W H POS MAN 1
0013 R/W H POS MAN 2
0014 R/W RANGE LOAD
0015 R/W NOTE LOAD
0016 R/W NAM LD
0017 R/W UNUSED
0018 R/W V POS PLANE 1
0019 R/W PICTURE PLANE 1
001A R/W V POS PLANE 2
001B R/W PICTURE PLANE 2
001C R/W V POS MAN 1
001D R/W PICTURE MAN 1
001E R/W V POS MAN 2
001F R/W PICTURE MAN 2
0400-077F R/W PLAYFIELD
0780-07FF R/W MAPS TO 0000-D0
0800-0801 W S LAMP
0802-0803 W K LAMP
0804-0805 W START LITE 1
0806-0807 W START LITE 2
0808-0809 W Y LAMP
080A-080B W D LAMP
080C-080D W SOUND ENABLE
1000-1001 W JUMP LITE 1
1002-1003 W COIN LOCK OUT
1006-1007 W JUMP LITE 2
1008-1009 W WHISTLE
100A-100B W WHISTLE 2
100C-100D W NMION
100E-100F W WIDTH
1800 R D6=LEFT 1, D7=RIGHT 1
1801 R D6=LEFT 2, D7=RIGHT 2
1802 R D6=JUMP 1, D7=CHUTE 1
1803 R D6=JUMP 2, D7=CHUTE 2
1804 R D6=(D) OPT SW: NEXT TEST, D7=(F) OPT SW
1805 R D6=(E) OPT SW, D7= (H) OPT SW: DIAGNOSTICS
1806 R D6=START 1, D7=COIN 1
1807 R D6=START 2, D7=COIN 2
1808 R D6=MISSES 2, D7=MISSES 1
1809 R D6=COIN 2, D7=COIN1
180A R D6=HARD/EASY, D7=EXTENDED PLAY
180B R D6=LANGUAGE 2, D7=LANGUAGE 1
1810 R D6=TEST, D7=!VBLANK
1811 R D6=!SLAM, D7=UNUSED
2000 W TIMER RESET
2002-2003 W I LAMP
2004-2005 W V LAMP
2006-2007 W E LAMP
2008-2009 W R LAMP
200A-200B W OCT 1
200C-200D W OCT 2
200E-200F W NOISE RESET
2800-2FFF R ROM 0
3000-37FF R ROM 1
3800-3FFF R ROM 2A
7800-7FFF R ROM 2B
If you have any questions about how this driver works, don't hesitate to
ask. - Mike Balfour (mab22@po.cwru.edu)
Notes:
The NMI interrupts are only used to read the coin switches.
***************************************************************************/
#include "driver.h"
#include "vidhrdw/generic.h"
/* vidhrdw/skydiver.c */
WRITE_HANDLER( skydiver_sk_lamps_w );
WRITE_HANDLER( skydiver_yd_lamps_w );
WRITE_HANDLER( skydiver_iver_lamps_w );
WRITE_HANDLER( skydiver_width_w );
extern void skydiver_vh_screenrefresh(struct osd_bitmap *bitmap,int full_refresh);
static int skydiver_nmion;
READ_HANDLER( skydiver_input_0_r )
{
int data = input_port_0_r(0);
switch(offset)
{
case 0: return ((data & 0x03) << 6);
case 1: return ((data & 0x0C) << 4);
case 2: return ((data & 0x30) << 2);
case 3: return ((data & 0xC0) << 0);
default: return 0;
}
}
READ_HANDLER( skydiver_input_1_r )
{
int data = input_port_1_r(0);
switch(offset)
{
case 0: return ((data & 0x03) << 6);
case 1: return ((data & 0x0C) << 4);
case 2: return ((data & 0x30) << 2);
case 3: return ((data & 0xC0) << 0);
default: return 0;
}
}
READ_HANDLER( skydiver_input_2_r )
{
int data = input_port_2_r(0);
switch(offset)
{
case 0: return ((data & 0x03) << 6);
case 1: return ((data & 0x0C) << 4);
case 2: return ((data & 0x30) << 2);
case 3: return ((data & 0xC0) << 0);
default: return 0;
}
}
READ_HANDLER( skydiver_input_3_r )
{
int data = input_port_3_r(0);
switch(offset)
{
case 0: return ((data & 0x03) << 6);
case 1: return ((data & 0x0C) << 4);
case 2: return ((data & 0x30) << 2);
case 3: return ((data & 0xC0) << 0);
default: return 0;
}
}
WRITE_HANDLER( skydiver_nmion_w )
{
// logerror("nmi_on: %02x:%02x\n", offset, data);
skydiver_nmion = offset;
}
int skydiver_interrupt(void)
{
if (skydiver_nmion)
return nmi_interrupt();
else
return ignore_interrupt();
}
static struct MemoryReadAddress readmem[] =
{
{ 0x0000, 0x00ff, MRA_RAM },
{ 0x0400, 0x077f, MRA_RAM },
// { 0x780, 0x7ff, MRA_RAM },
{ 0x1800, 0x1803, skydiver_input_0_r },
{ 0x1804, 0x1807, skydiver_input_1_r },
{ 0x1808, 0x180b, skydiver_input_2_r },
{ 0x1810, 0x1811, skydiver_input_3_r },
{ 0x2000, 0x2000, watchdog_reset_r },
{ 0x2800, 0x3fff, MRA_ROM },
{ 0x7800, 0x7fff, MRA_ROM },
{ 0xf800, 0xffff, MRA_ROM },
{ -1 } /* end of table */
};
static struct MemoryWriteAddress writemem[] =
{
{ 0x0000, 0x00ff, MWA_RAM },
{ 0x0010, 0x001f, MWA_RAM, &spriteram, &spriteram_size },
{ 0x0400, 0x077f, videoram_w, &videoram, &videoram_size },
// { 0x0780, 0x07ff, MWA_RAM },
{ 0x0800, 0x0803, skydiver_sk_lamps_w },
// { 0x0804, 0x0807, skydiver_start_lamps_w },
{ 0x0808, 0x080b, skydiver_yd_lamps_w },
// { 0x080c, 0x080d, skydiver_sound_enable_w },
// { 0x1000, 0x1001, skydiver_jump1_lamps_w },
// { 0x1002, 0x1003, skydiver_coin_lockout_w },
// { 0x1006, 0x1007, skydiver_jump2_lamps_w },
// { 0x1008, 0x100b, skydiver_whistle_w },
{ 0x100c, 0x100d, skydiver_nmion_w },
{ 0x100e, 0x100f, skydiver_width_w },
{ 0x2002, 0x2009, skydiver_iver_lamps_w },
// { 0x200a, 0x200d, skydiver_oct_w },
// { 0x200e, 0x200f, skydiver_noise_reset_w },
{ 0x2800, 0x3fff, MWA_ROM },
{ -1 } /* end of table */
};
INPUT_PORTS_START( skydiver )
PORT_START /* fake port, gets mapped to Sky Diver ports */
PORT_BIT (0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT )
PORT_BIT (0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT )
PORT_BIT (0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT | IPF_PLAYER2 )
PORT_BIT (0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT | IPF_PLAYER2 )
PORT_BIT (0x10, IP_ACTIVE_LOW, IPT_BUTTON1 ) /* Jump 1 */
PORT_BIT (0x20, IP_ACTIVE_LOW, IPT_BUTTON2 ) /* Chute 1 */
PORT_BIT (0x40, IP_ACTIVE_LOW, IPT_BUTTON1 | IPF_PLAYER2 ) /* Jump 2 */
PORT_BIT (0x80, IP_ACTIVE_LOW, IPT_BUTTON2 | IPF_PLAYER2 ) /* Chute 2 */
PORT_START /* fake port, gets mapped to Sky Diver ports */
PORT_BITX(0x01, IP_ACTIVE_LOW, IPT_UNKNOWN, "(D) OPT SW NEXT TEST", KEYCODE_D, IP_JOY_NONE )
PORT_BITX(0x02, IP_ACTIVE_LOW, IPT_UNKNOWN, "(F) OPT SW", KEYCODE_F, IP_JOY_NONE )
PORT_BITX(0x04, IP_ACTIVE_LOW, IPT_UNKNOWN, "(E) OPT SW", KEYCODE_E, IP_JOY_NONE )
PORT_BITX(0x08, IP_ACTIVE_LOW, IPT_UNKNOWN, "(H) OPT SW DIAGNOSTICS", KEYCODE_H, IP_JOY_NONE )
PORT_BIT (0x10, IP_ACTIVE_LOW, IPT_START1 )
PORT_BIT_IMPULSE( 0x20, IP_ACTIVE_LOW, IPT_COIN1, 1 )
PORT_BIT (0x40, IP_ACTIVE_LOW, IPT_START2 )
PORT_BIT_IMPULSE( 0x80, IP_ACTIVE_LOW, IPT_COIN2, 1 )
PORT_START /* fake port, gets mapped to Sky Diver ports */
PORT_DIPNAME( 0x03, 0x00, DEF_STR( Lives ) )
PORT_DIPSETTING( 0x00, "3" )
PORT_DIPSETTING( 0x01, "4" )
PORT_DIPSETTING( 0x02, "5" )
PORT_DIPSETTING( 0x03, "6" )
PORT_DIPNAME( 0x0c, 0x08, DEF_STR( Coinage ) )
PORT_DIPSETTING( 0x0c, DEF_STR( 2C_1C ) )
PORT_DIPSETTING( 0x08, DEF_STR( 1C_1C ) )
PORT_DIPSETTING( 0x04, DEF_STR( 1C_2C ) )
PORT_DIPSETTING( 0x00, DEF_STR( Free_Play ) )
PORT_DIPNAME( 0x10, 0x00, DEF_STR( Difficulty ) )
PORT_DIPSETTING( 0x10, "Easy" )
PORT_DIPSETTING( 0x00, "Hard" )
PORT_DIPNAME( 0x20, 0x00, "Extended Play" )
PORT_DIPSETTING( 0x20, DEF_STR( No ) )
PORT_DIPSETTING( 0x00, DEF_STR( Yes ) )
PORT_DIPNAME( 0xc0, 0x00, "Language" )
PORT_DIPSETTING( 0x00, "English" )
PORT_DIPSETTING( 0x40, "French" )
PORT_DIPSETTING( 0x80, "Spanish" )
PORT_DIPSETTING( 0xc0, "German" )
PORT_START /* fake port, gets mapped to Sky Diver ports */
PORT_BITX(0x01, IP_ACTIVE_LOW, IPT_SERVICE | IPF_TOGGLE, "Self Test", KEYCODE_F2, IP_JOY_NONE )
PORT_BIT (0x02, IP_ACTIVE_LOW, IPT_VBLANK )
PORT_BIT (0x04, IP_ACTIVE_LOW, IPT_TILT )
PORT_BIT (0xF8, IP_ACTIVE_HIGH, IPT_UNUSED )
INPUT_PORTS_END
static struct GfxLayout charlayout =
{
8,8, /* 8*8 characters */
64, /* 64 characters */
1, /* 1 bit per pixel */
{ 0 }, /* no separation in 1 bpp */
{ 7, 6, 5, 4, 15, 14, 13, 12 },
{ 0*16, 1*16, 2*16, 3*16, 4*16, 5*16, 6*16, 7*16 },
8*16 /* every char takes 16 consecutive bytes */
};
static struct GfxLayout motion_layout =
{
16,16, /* 16*16 characters */
32, /* 32 characters */
1, /* 1 bit per pixel */
{ 0 }, /* no separation in 1 bpp */
{ 4, 5, 6, 7, 4 + 0x400*8, 5 + 0x400*8, 6 + 0x400*8, 7 + 0x400*8,
12, 13, 14, 15, 12 + 0x400*8, 13 + 0x400*8, 14 + 0x400*8, 15 + 0x400*8 },
{ 0*16, 1*16, 2*16, 3*16, 4*16, 5*16, 6*16, 7*16,
8*16, 9*16, 10*16, 11*16, 12*16, 13*16, 14*16, 15*16 },
8*32 /* every char takes 32 consecutive bytes */
};
static struct GfxLayout wide_motion_layout =
{
32,16, /* 32*16 characters */
32, /* 32 characters */
1, /* 1 bit per pixel */
{ 0 }, /* no separation in 1 bpp */
{ 4, 4, 5, 5, 6, 6, 7, 7,
4 + 0x400*8, 4 + 0x400*8, 5 + 0x400*8, 5 + 0x400*8,
6 + 0x400*8, 6 + 0x400*8, 7 + 0x400*8, 7 + 0x400*8,
12, 12, 13, 13, 14, 14, 15, 15,
12 + 0x400*8, 12 + 0x400*8, 13 + 0x400*8, 13 + 0x400*8,
14 + 0x400*8, 14 + 0x400*8, 15 + 0x400*8, 15 + 0x400*8 },
{ 0*16, 1*16, 2*16, 3*16, 4*16, 5*16, 6*16, 7*16,
8*16, 9*16, 10*16, 11*16, 12*16, 13*16, 14*16, 15*16 },
8*32 /* every char takes 32 consecutive bytes */
};
static struct GfxDecodeInfo gfxdecodeinfo[] =
{
{ REGION_GFX1, 0, &charlayout, 0, 6 },
{ REGION_GFX2, 0, &motion_layout, 0, 6 },
{ REGION_GFX2, 0, &wide_motion_layout, 0, 6 },
{ -1 } /* end of array */
};
#if 0
static unsigned char palette[] =
{
0x00,0x00,0x00, /* BLACK */
0xff,0xff,0xff, /* WHITE */
0x80,0x80,0x80, /* GREY */
};
#else
static unsigned char palette[] =
{
0x00,0x00,0x00, /* BLACK */
0xbf,0xbf,0xff, /* LT BLUE */
0x7f,0x7f,0xff, /* BLUE */
};
#endif
static unsigned short colortable[] =
{
0x02, 0x01,
0x02, 0x00,
0x01, 0x02,
0x00, 0x02,
0x00, 0x00, /* used only to draw the SKYDIVER LEDs */
0x00, 0x01, /* used only to draw the SKYDIVER LEDs */
};
static void init_palette(unsigned char *game_palette, unsigned short *game_colortable,const unsigned char *color_prom)
{
memcpy(game_palette,palette,sizeof(palette));
memcpy(game_colortable,colortable,sizeof(colortable));
}
static struct MachineDriver machine_driver_skydiver =
{
/* basic machine hardware */
{
{
CPU_M6800,
3000000/4, /* ???? */
readmem,writemem,0,0,
skydiver_interrupt,8
}
},
60, DEFAULT_REAL_60HZ_VBLANK_DURATION, /* frames per second, vblank duration */
1, /* single CPU, no need for interleaving */
0,
/* video hardware */
32*8, 32*8, { 0*8, 32*8-1, 0*8, 29*8-1 },
gfxdecodeinfo,
sizeof(palette) / sizeof(palette[0]) / 3, sizeof(colortable) / sizeof(colortable[0]),
init_palette,
VIDEO_TYPE_RASTER,
0,
generic_vh_start,
generic_vh_stop,
skydiver_vh_screenrefresh,
/* sound hardware */
0,0,0,0
};
/***************************************************************************
Game ROMs
***************************************************************************/
ROM_START( skydiver )
ROM_REGION( 0x10000, REGION_CPU1 ) /* 64k for code */
ROM_LOAD( "33167-02.f1", 0x2800, 0x0800, 0x25a5c976 )
ROM_LOAD( "33164-02.e1", 0x3000, 0x0800, 0xa348ac39 )
ROM_LOAD( "33165-02.d1", 0x3800, 0x0800, 0xa1fc5504 )
ROM_LOAD( "33166-02.c1", 0x7800, 0x0800, 0x3d26da2b )
ROM_RELOAD( 0xF800, 0x0800 )
ROM_REGION( 0x0400, REGION_GFX1 | REGIONFLAG_DISPOSE )
ROM_LOAD( "33163-01.h5", 0x0000, 0x0400, 0x5b9bb7c2 )
ROM_REGION( 0x0800, REGION_GFX2 | REGIONFLAG_DISPOSE )
ROM_LOAD( "33176-01.l5", 0x0000, 0x0400, 0x6b082a01 )
ROM_LOAD( "33177-01.k5", 0x0400, 0x0400, 0xf5541af0 )
ROM_END
GAMEX( 1978, skydiver, 0, skydiver, skydiver, 0, ROT0, "Atari", "Sky Diver", GAME_NO_SOUND )