fastfred.c

这个是延伸mame的在wince平台下的游戏模拟器的代码

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

Fast Freddie/Jump Coaster memory map (preliminary)

These games run on a modified Galaxian board.

Main CPU

Fast Fred  Jump Coas
0000-7fff             ROM
c000-c7ff             RAM
d000-d3ff  d800-dbff  Video RAM
d400-d7ff  dc00-dfff  Mirrored Video RAM
d800-d83f  d000-d03f  Attributes RAM
d840-d85f  d040-d05f  Sprite RAM

I/O read:

c800-cfff             Custom I/O (Protection)
e000       e802       Input Port 1
e800       e803       Input Port 2
f000       e800       Dip Switches
f800                  Watchdog Reset

I/O write:

c800-cfff             Custom I/O write
e000                  Background color write
fXX1                  NMI Enable
fXX2-fXX3             Palette Select (?)
fXX4-fXX5             Character Bank Select
fXX6                  Screen Flip X
fXX7                  Screen Flip Y

f800                  Sound Command Write (AY8910 #1 Control Port on Jump Coaster)
f801                  AY8910 #1 Write Port on Jump Coaster


Sound CPU (Only on Fast Freddie)

0000-1fff ROM
2000-23ff RAM

I/O read:

3000 Sound Command Read

I/O write:

3000 NMI Enable
4000 Reset PSG's (?)
5000 AY8910 #1 Control Port
5001 AY8910 #1 Write Port
6000 AY8910 #2 Control Port
6001 AY8910 #2 Write Port

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

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

extern unsigned char *galaxian_attributesram;
void galaxian_attributes_w(int offset,int data);

void fastfred_vh_convert_color_prom(unsigned char *palette, unsigned short *colortable,const unsigned char *color_prom);
void fastfred_vh_screenrefresh(struct osd_bitmap *bitmap,int full_refresh);
void fastfred_character_bank_select_w (int offset, int data);
void fastfred_color_bank_select_w (int offset, int data);
void fastfred_background_color_w (int offset, int data);
void fastfred_flipx_w(int offset,int data);
void fastfred_flipy_w(int offset,int data);
void jumpcoas_init_machine(void);

static int use_custom_io;

static int jumpcoas_custom_io_r(int offset)
{
	if (offset == 0x100)
	{
		return 0x63;
	}

	return 0x00;
}

static int fastfred_custom_io_r(int offset)
{
	if (!use_custom_io) return 0x00; 

    switch (cpu_getpc())
    {
    case 0x03c0:
        return 0x9d;

    case 0x03e6:
        return 0x9f;

    case 0x0407:
        return 0x00;

    case 0x0446:
        return 0x94;

    case 0x049f:
        return 0x01;
    case 0x04b1:
        return 0x00;

    case 0x0dd2:
        return 0x00;
    case 0x0de4:
        return 0x20;

    case 0x122b:
        return 0x10;
    case 0x123d:
        return 0x00;

    case 0x1a83:
        return 0x10;
    case 0x1a93:
        return 0x00;

    case 0x1b26:
        return 0x00;
    case 0x1b37:
        return 0x80;

    case 0x2491:
        return 0x10;
    case 0x24a2:
        return 0x00;

    case 0x46ce:
        return 0x20;
    case 0x46df:
        return 0x00;

    case 0x7b18:
        return 0x01;
    case 0x7b29:
        return 0x00;

    case 0x7b47:
        return 0x00;
    case 0x7b58:
        return 0x20;

    }

    return 0x00;
}

static void flyboy_init(void)
{
	use_custom_io = 0;
}

static void fastfred_init(void)
{
	use_custom_io = 1;
}

static struct MemoryReadAddress fastfred_readmem[] =
{
	{ 0x0000, 0x7fff, MRA_ROM },
	{ 0x8000, 0x9fff, MRA_NOP }, 
	{ 0xc000, 0xc7ff, MRA_RAM },
	{ 0xc800, 0xcfff, fastfred_custom_io_r },  
	{ 0xd000, 0xd3ff, MRA_RAM },
	{ 0xd800, 0xd8ff, MRA_RAM },
	{ 0xe000, 0xe000, input_port_0_r },
	{ 0xe800, 0xe800, input_port_1_r },
	{ 0xf000, 0xf000, input_port_2_r },
	{ 0xf800, 0xf800, watchdog_reset_r },
	{ -1 }  /* end of table */
};

static struct MemoryWriteAddress fastfred_writemem[] =
{
	{ 0xc000, 0xc7ff, MWA_RAM },
	{ 0xc800, 0xcfff, MWA_NOP },
	{ 0xd000, 0xd3ff, videoram_w, &videoram, &videoram_size },
	{ 0xd400, 0xd7ff, videoram_w },  
	{ 0xd800, 0xd83f, galaxian_attributes_w, &galaxian_attributesram },
	{ 0xd840, 0xd85f, MWA_RAM, &spriteram, &spriteram_size },
	{ 0xd860, 0xdbff, MWA_RAM }, 
	{ 0xe000, 0xe000, fastfred_background_color_w },
	{ 0xf000, 0xf000, MWA_NOP }, 
	{ 0xf001, 0xf001, interrupt_enable_w },
	{ 0xf002, 0xf003, fastfred_color_bank_select_w },
	{ 0xf004, 0xf005, fastfred_character_bank_select_w },
	{ 0xf006, 0xf006, fastfred_flipx_w },
	{ 0xf007, 0xf007, fastfred_flipy_w },
	{ 0xf116, 0xf116, fastfred_flipx_w },
	{ 0xf117, 0xf117, fastfred_flipy_w },
	{ 0xf800, 0xf800, soundlatch_w },
	{ -1 }  /* end of table */
};


static struct MemoryReadAddress jumpcoas_readmem[] =
{
	{ 0x0000, 0x7fff, MRA_ROM },
	{ 0xc000, 0xc7ff, MRA_RAM },
	{ 0xc800, 0xcfff, jumpcoas_custom_io_r },
	{ 0xd000, 0xd3ff, MRA_RAM },
	{ 0xd800, 0xdbff, MRA_RAM },
	{ 0xe800, 0xe800, input_port_0_r },
	{ 0xe802, 0xe802, input_port_1_r },
	{ 0xe802, 0xe803, input_port_2_r },
	{ 0xf800, 0xf800, MRA_NOP },
	{ -1 }  /* end of table */
};


static struct MemoryWriteAddress jumpcoas_writemem[] =
{
	{ 0xc000, 0xc7ff, MWA_RAM },
	{ 0xc800, 0xcfff, MWA_NOP },
	{ 0xd000, 0xd03f, galaxian_attributes_w, &galaxian_attributesram },
	{ 0xd040, 0xd05f, MWA_RAM, &spriteram, &spriteram_size },
	{ 0xd060, 0xd3ff, MWA_NOP },
	{ 0xd800, 0xdbff, videoram_w, &videoram, &videoram_size },
	{ 0xdc00, 0xdfff, videoram_w },	/* mirror address, used in the name entry screen */
	{ 0xe000, 0xe000, fastfred_background_color_w },
	{ 0xf000, 0xf000, MWA_NOP }, 
	{ 0xf001, 0xf001, interrupt_enable_w },
	{ 0xf002, 0xf003, fastfred_color_bank_select_w },
	{ 0xf004, 0xf005, fastfred_character_bank_select_w },
	{ 0xf006, 0xf006, fastfred_flipx_w },
	{ 0xf007, 0xf007, fastfred_flipy_w },
	{ 0xf116, 0xf116, fastfred_flipx_w },
	{ 0xf117, 0xf117, fastfred_flipy_w },
	{ 0xf800, 0xf800, AY8910_control_port_0_w },
	{ 0xf801, 0xf801, AY8910_write_port_0_w },
	{ -1 }  /* end of table */
};


static struct MemoryReadAddress sound_readmem[] =
{
	{ 0x0000, 0x1fff, MRA_ROM },
	{ 0x2000, 0x23ff, MRA_RAM },
	{ 0x3000, 0x3000, soundlatch_r },
	{ -1 }  /* end of table */
};


static struct MemoryWriteAddress sound_writemem[] =
{
	{ 0x2000, 0x23ff, MWA_RAM },
	{ 0x3000, 0x3000, interrupt_enable_w },
	{ 0x4000, 0x4000, MWA_RAM },  
	{ 0x5000, 0x5000, AY8910_control_port_0_w },
	{ 0x5001, 0x5001, AY8910_write_port_0_w },
	{ 0x6000, 0x6000, AY8910_control_port_1_w },
	{ 0x6001, 0x6001, AY8910_write_port_1_w },
	{ -1 }  /* end of table */
};


INPUT_PORTS_START( fastfred_input_ports )
	PORT_START      /* IN1 */
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_COIN1 )
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_COIN2 )
	PORT_BITX(    0x04, 0x00, IPT_DIPSWITCH_NAME | IPF_TOGGLE, "Service Mode", OSD_KEY_F2, IP_JOY_NONE, 0 )
	PORT_DIPSETTING(    0x00, "Off" )
	PORT_DIPSETTING(    0x04, "On" )
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_START1 )
	PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_START2 )
	PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_COIN3 )
	PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_BUTTON1 | IPF_8WAY )
	PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_BUTTON1 | IPF_8WAY | IPF_COCKTAIL )

	PORT_START      /* IN2 */
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT | IPF_8WAY )
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT | IPF_8WAY )
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT | IPF_8WAY | IPF_COCKTAIL )
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT | IPF_8WAY | IPF_COCKTAIL )
	PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP | IPF_8WAY )
	PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN | IPF_8WAY )
	PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP | IPF_8WAY | IPF_COCKTAIL )
	PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN | IPF_8WAY | IPF_COCKTAIL )

	PORT_START      /* DSW 1 */
	PORT_DIPNAME( 0x0f, 0x00, "Coinage", IP_KEY_NONE )
	PORT_DIPSETTING(    0x01, "A 2/1 B 2/1" )
	PORT_DIPSETTING(    0x02, "A 2/1 B 1/3" )
	PORT_DIPSETTING(    0x00, "A 1/1 B 1/1" )
	PORT_DIPSETTING(    0x03, "A 1/1 B 1/2" )
	PORT_DIPSETTING(    0x04, "A 1/1 B 1/3" )
	PORT_DIPSETTING(    0x05, "A 1/1 B 1/4" )
	PORT_DIPSETTING(    0x06, "A 1/1 B 1/5" )
	PORT_DIPSETTING(    0x07, "A 1/1 B 1/6" )
	PORT_DIPSETTING(    0x08, "A 1/2 B 1/2" )
	PORT_DIPSETTING(    0x09, "A 1/2 B 1/4" )
	PORT_DIPSETTING(    0x0a, "A 1/2 B 1/5" )
	PORT_DIPSETTING(    0x0e, "A 1/2 B 1/6" )
	PORT_DIPSETTING(    0x0b, "A 1/2 B 1/10" )
	PORT_DIPSETTING(    0x0c, "A 1/2 B 1/11" )
	PORT_DIPSETTING(    0x0d, "A 1/2 B 1/12" )
	PORT_DIPSETTING(    0x0f, "Free Play" )
	PORT_DIPNAME( 0x10, 0x00, "Lives", IP_KEY_NONE )
	PORT_DIPSETTING(    0x00, "3" )
	PORT_DIPSETTING(    0x10, "5" )
	PORT_DIPNAME( 0x60, 0x20, "Bonus Life", IP_KEY_NONE )
	PORT_DIPSETTING(    0x20, "30000" )
	PORT_DIPSETTING(    0x40, "50000" )
	PORT_DIPSETTING(    0x60, "100000" )
	PORT_DIPSETTING(    0x00, "None" )
	PORT_DIPNAME( 0x80, 0x00, "Cabinet", IP_KEY_NONE )
	PORT_DIPSETTING(    0x00, "Upright" )
	PORT_DIPSETTING(    0x80, "Cocktail" )
INPUT_PORTS_END

INPUT_PORTS_START( flyboy_input_ports )
	PORT_START      /* IN1 */
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_COIN1 )
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_COIN2 )
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_START1 )
	PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_START2 )
	PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_BUTTON1 | IPF_8WAY )
	PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_BUTTON1 | IPF_8WAY | IPF_COCKTAIL )

	PORT_START      /* IN2 */
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT | IPF_8WAY )
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT | IPF_8WAY )
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT | IPF_8WAY | IPF_COCKTAIL )
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT | IPF_8WAY | IPF_COCKTAIL )
	PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP | IPF_8WAY )
	PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN | IPF_8WAY )
	PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP | IPF_8WAY | IPF_COCKTAIL )
	PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN | IPF_8WAY | IPF_COCKTAIL )

	PORT_START      /* DSW 1 */
	PORT_DIPNAME( 0x03, 0x00, "Coin A", IP_KEY_NONE )
	PORT_DIPSETTING(    0x03, "6 Coins/1 Credit" )
	PORT_DIPSETTING(    0x02, "2 Coins/1 Credit" )
	PORT_DIPSETTING(    0x00, "1 Coin/1 Credit" )
	PORT_DIPSETTING(    0x01, "1 Coin/2 Credits" )
	PORT_DIPNAME( 0x0c, 0x00, "Coin B", IP_KEY_NONE )
	PORT_DIPSETTING(    0x0c, "6 Coins/1 Credit" )
	PORT_DIPSETTING(    0x08, "2 Coins/1 Credit" )
	PORT_DIPSETTING(    0x00, "1 Coin/1 Credit" )
	PORT_DIPSETTING(    0x04, "1 Coin/2 Credits" )
	PORT_DIPNAME( 0x30, 0x00, "Lives", IP_KEY_NONE )
	PORT_DIPSETTING(    0x00, "3" )
	PORT_DIPSETTING(    0x10, "5" )
	PORT_DIPSETTING(    0x20, "7" )
	PORT_BITX( 0,       0x30, IPT_DIPSWITCH_SETTING | IPF_CHEAT, "255", IP_KEY_NONE, IP_JOY_NONE, 0 )
	PORT_DIPNAME( 0x40, 0x00, "Invincibility", IP_KEY_NONE )
	PORT_DIPSETTING(    0x00, "Off" )
	PORT_BITX( 0,       0x40, IPT_DIPSWITCH_SETTING | IPF_CHEAT, "On", IP_KEY_NONE, IP_JOY_NONE, 0 )
	PORT_DIPNAME( 0x80, 0x00, "Cabinet", IP_KEY_NONE )
	PORT_DIPSETTING(    0x00, "Upright" )
	PORT_DIPSETTING(    0x80, "Cocktail" )
INPUT_PORTS_END

INPUT_PORTS_START( jumpcoas_input_ports )
	PORT_START      /* DSW 0 */
	PORT_DIPNAME( 0x03, 0x00, "Coin A", IP_KEY_NONE )
	PORT_DIPSETTING(    0x03, "6 Coins/1 Credit" )
	PORT_DIPSETTING(    0x02, "2 Coins/1 Credit" )
	PORT_DIPSETTING(    0x00, "1 Coin/1 Credit" )
	PORT_DIPSETTING(    0x01, "1 Coin/2 Credits" )
	PORT_DIPNAME( 0x0c, 0x00, "Coin B", IP_KEY_NONE )
	PORT_DIPSETTING(    0x0c, "6 Coins/1 Credit" )
	PORT_DIPSETTING(    0x08, "2 Coins/1 Credit" )
	PORT_DIPSETTING(    0x00, "1 Coin/1 Credit" )
	PORT_DIPSETTING(    0x04, "1 Coin/2 Credits" )
	PORT_DIPNAME( 0x30, 0x00, "Lives", IP_KEY_NONE )
	PORT_DIPSETTING(    0x00, "3" )
	PORT_DIPSETTING(    0x10, "5" )
	PORT_DIPSETTING(    0x20, "7" )
	PORT_BITX( 0,       0x30, IPT_DIPSWITCH_SETTING | IPF_CHEAT, "255", IP_KEY_NONE, IP_JOY_NONE, 0 )
	PORT_DIPNAME( 0x40, 0x00, "Unknown", IP_KEY_NONE )
	PORT_DIPSETTING(    0x00, "Off" )
	PORT_DIPSETTING(    0x40, "On" )
	PORT_DIPNAME( 0x80, 0x00, "Cabinet", IP_KEY_NONE )
	PORT_DIPSETTING(    0x00, "Upright" )
	PORT_DIPSETTING(    0x80, "Cocktail" )

	PORT_START      /* IN1 */
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_COIN1 )
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_COIN2 )
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_UNKNOWN )
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_START1 )
	PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_START2 )
	PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_UNKNOWN )
	PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_BUTTON1 )
	PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_BUTTON1 | IPF_COCKTAIL )

	PORT_START      /* IN2 */
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT | IPF_8WAY )
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT | IPF_8WAY )
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT | IPF_8WAY | IPF_COCKTAIL )
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT | IPF_8WAY | IPF_COCKTAIL )
	PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP | IPF_8WAY )
	PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN | IPF_8WAY )
	PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP | IPF_8WAY | IPF_COCKTAIL )
	PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN | IPF_8WAY | IPF_COCKTAIL )
INPUT_PORTS_END


static struct GfxLayout fastfred_charlayout =
{
	8,8,    /* 8*8 characters */
	1024,   /* 1024 characters */
	3,      /* 3 bits per pixel */
	{ 0x4000*8, 0x2000*8, 0 }, /* the three bitplanes are separated */
	{ 0, 1, 2, 3, 4, 5, 6, 7 },
	{ 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8 },
	8*8     /* every char takes 8 consecutive bytes */
};

static struct GfxLayout jumpcoas_charlayout =
{
	8,8,    /* 8*8 characters */
	256,    /* 256 characters */
	3,      /* 3 bits per pixel */
	{ 0x2000*8, 0x1000*8, 0 }, /* the three bitplanes are separated */
	{ 0, 1, 2, 3, 4, 5, 6, 7 },
	{ 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8 },
	8*8     /* every char takes 8 consecutive bytes */
};

static struct GfxLayout fastfred_spritelayout =
{