wow.c

这个是延伸mame的在wince平台下的游戏模拟器的代码

	PORT_START /* Dip Switch */
	PORT_DIPNAME( 0x01, 0x01, "Coinage", IP_KEY_NONE )
	PORT_DIPSETTING(    0x00, "2 Coins/1 Credit" )
	PORT_DIPSETTING(    0x01, "1 Coin/1 Credit" )
	PORT_DIPNAME( 0x06, 0x00, "Play Time", IP_KEY_NONE )
	PORT_DIPSETTING(    0x06, "40" )
	PORT_DIPSETTING(    0x04, "50" )
	PORT_DIPSETTING(    0x02, "60" )
	PORT_DIPSETTING(    0x00, "70" )
	PORT_DIPNAME( 0x08, 0x08, "2 Players Game", IP_KEY_NONE )
	PORT_DIPSETTING(    0x00, "1 Credit" )
	PORT_DIPSETTING(    0x08, "2 Credits" )
	PORT_DIPNAME( 0x30, 0x00, "Extended Play", IP_KEY_NONE )
	PORT_DIPSETTING(    0x10, "5000" )
	PORT_DIPSETTING(    0x20, "6000" )
	PORT_DIPSETTING(    0x30, "7000" )
	PORT_DIPSETTING(    0x00, "None" )
	PORT_DIPNAME( 0x40, 0x40, "Screen", IP_KEY_NONE )
	PORT_DIPSETTING(    0x40, "Colour" )
	PORT_DIPSETTING(    0x00, "Mono" )
	PORT_BITX(    0x80, 0x80, IPT_DIPSWITCH_NAME | IPF_TOGGLE, "Service Mode", OSD_KEY_F2, IP_JOY_NONE, 0 )
	PORT_DIPSETTING(    0x80, "Off" )
	PORT_DIPSETTING(    0x00, "On" )
INPUT_PORTS_END



static struct IOReadPort seawolf2_readport[] =
{
	{ 0x08, 0x08, wow_intercept_r },
	{ 0x0E, 0x0E, wow_video_retrace_r },
	{ 0x10, 0x10, seawolf2_controller2_r },
	{ 0x11, 0x11, seawolf2_controller1_r },
	{ 0x12, 0x12, input_port_2_r },
	{ 0x13, 0x13, input_port_3_r },
	{ -1 }	/* end of table */
};

static struct IOWritePort seawolf2_writeport[] =
{
	{ 0x00, 0x07, colour_register_w },
	{ 0x08, 0x08, MWA_NOP }, /* Gorf uses this */
	{ 0x09, 0x09, colour_split_w },
	{ 0x0a, 0x0b, MWA_NOP }, /* Gorf uses this */
	{ 0x0c, 0x0c, wow_magic_control_w },
	{ 0x0d, 0x0d, interrupt_vector_w },
	{ 0x0e, 0x0e, wow_interrupt_enable_w },
	{ 0x0f, 0x0f, wow_interrupt_w },
	{ 0x19, 0x19, wow_magic_expand_color_w },

	{ -1 }	/* end of table */
};
static struct MachineDriver seawolf_machine_driver =
{
	/* basic machine hardware */
	{
		{
			CPU_Z80,
			1789773,	/* 1.789 Mhz */
			0,
			seawolf2_readmem,seawolf2_writemem,seawolf2_readport,seawolf2_writeport,
			wow_interrupt,256
		}
	},
	60, DEFAULT_60HZ_VBLANK_DURATION,	/* frames per second, vblank duration */
	1,	/* single CPU, no need for interleaving */
	0,

	/* video hardware */
	320, 204, { 1, 320-1, 0, 204-1 },
	0,	/* no gfxdecodeinfo - bitmapped display */
	sizeof(palette)/3,sizeof(colortable)/sizeof(unsigned short),
	0,

	VIDEO_TYPE_RASTER | VIDEO_SUPPORTS_DIRTY,
	0,
	generic_vh_start,
	generic_vh_stop,
	seawolf2_vh_screenrefresh,

	/* sound hardware */
	0,
	0,
	0,
	0,
};

static int seawolf_hiload(void)
{
	unsigned char *RAM = Machine->memory_region[Machine->drv->cpu[0].memory_region];


	/* check if the hi score table has already been initialized */
	    if (memcmp(&RAM[0xC20D],"\xD8\x19",2) == 0)
	{
		void *f;


		if ((f = osd_fopen(Machine->gamedrv->name,0,OSD_FILETYPE_HIGHSCORE,0)) != 0)
		{
	        osd_fread(f,&RAM[0xC208],2);
			osd_fclose(f);
		}

		return 1;
	}
	else return 0;	/* we can't load the hi scores yet */
}

static void seawolf_hisave(void)
{
	void *f;
	unsigned char *RAM = Machine->memory_region[Machine->drv->cpu[0].memory_region];


	if ((f = osd_fopen(Machine->gamedrv->name,0,OSD_FILETYPE_HIGHSCORE,1)) != 0)
	{
	    osd_fwrite(f,&RAM[0xC208],2);
		osd_fclose(f);
	}

}

struct GameDriver seawolf2_driver =
{
	__FILE__,
	0,
	"seawolf2",
	"Sea Wolf II",
	"1978",
	"Midway",
	"Nicola Salmoria (MAME driver)\nSteve Scavone (info and code)\nMike Coates (game support)",
	0,
	&seawolf_machine_driver,
	0,

	seawolf2_rom,
	0, 0,
	0,
	0,	/* sound_prom */

	seawolf2_input_ports,

	0, palette, colortable,
	ORIENTATION_DEFAULT,

	seawolf_hiload, seawolf_hisave
};

/****************************************************************************
 * Extra Bases (Bally/Midway)
 ****************************************************************************/

ROM_START( ebases_rom )
	ROM_REGION(0x10000)	/* 64k for code */
	ROM_LOAD( "m761a", 0x0000, 0x1000, 0x34422147 )
	ROM_LOAD( "m761b", 0x1000, 0x1000, 0x4f28dfd6 )
	ROM_LOAD( "m761c", 0x2000, 0x1000, 0xbff6c97e )
	ROM_LOAD( "m761d", 0x3000, 0x1000, 0x5173781a )
ROM_END

static struct MemoryReadAddress ebases_readmem[] =
{
	{ 0x0000, 0x3fff, MRA_ROM },
	{ 0x4000, 0x7fff, MRA_RAM },
	{ 0x8000, 0xcfff, MRA_ROM },
	{ 0xd000, 0xffff, MRA_RAM },
	{ -1 }	/* end of table */
};

static struct MemoryWriteAddress ebases_writemem[] =
{
	{ 0x0000, 0x3fff, wow_magicram_w },
	{ 0x4000, 0x7fff, wow_videoram_w, &wow_videoram, &videoram_size },
	{ 0x8000, 0xbfff, MWA_RAM },
	{ 0xc000, 0xcfff, MWA_RAM },
	{ -1 }	/* end of table */
};

INPUT_PORTS_START( ebases_input_ports )
	PORT_START /* IN0 */
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_BUTTON1 )
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_UP | IPF_4WAY | IPF_COCKTAIL )
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN | IPF_4WAY | IPF_COCKTAIL )
	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT | IPF_4WAY | IPF_COCKTAIL )
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT | IPF_4WAY | IPF_COCKTAIL )
	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_START1 )
	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_START2 )
	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN )

	PORT_START
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN1 )
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_COIN2 )
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_TILT )
	PORT_DIPNAME( 0x08, 0x08, "Cabinet", IP_KEY_NONE )
	PORT_DIPSETTING(    0x08, "Upright" )
	PORT_DIPSETTING(    0x00, "Cocktail" )
	PORT_DIPNAME( 0x10, 0x00, "Colour / Mono", IP_KEY_NONE )
	PORT_DIPSETTING(    0x00, "Colour" )
	PORT_DIPSETTING(    0x10, "Mono" )
	PORT_DIPNAME( 0x20, 0x00, "Unknown 4", IP_KEY_NONE )
	PORT_DIPSETTING(    0x00, "Off" )
	PORT_DIPSETTING(    0x20, "On" )
	PORT_DIPNAME( 0x40, 0x00, "Unknown 5", IP_KEY_NONE )
	PORT_DIPSETTING(    0x00, "Off" )
	PORT_DIPSETTING(    0x40, "On" )
	PORT_DIPNAME( 0x80, 0x80, "Demo Sounds", IP_KEY_NONE )
	PORT_DIPSETTING(    0x00, "Off" )
	PORT_DIPSETTING(    0x80, "On" )


	PORT_START /* Dip Switch */
	PORT_DIPNAME( 0x01, 0x00, "2 Players Game", IP_KEY_NONE )
	PORT_DIPSETTING(    0x00, "1 Credit" )
	PORT_DIPSETTING(    0x08, "2 Credits" )
	PORT_DIPNAME( 0x02, 0x00, "Unknown 2", IP_KEY_NONE )
	PORT_DIPSETTING(    0x00, "Off" )
	PORT_DIPSETTING(    0x02, "On" )
	PORT_DIPNAME( 0x04, 0x00, "Free Play", IP_KEY_NONE )
	PORT_DIPSETTING(    0x04, "Off" )
	PORT_DIPSETTING(    0x00, "On" )
	PORT_DIPNAME( 0x08, 0x00, "Cabinet", IP_KEY_NONE )
	PORT_DIPSETTING(    0x08, "Upright" )
	PORT_DIPSETTING(    0x00, "Cocktail" )
	PORT_DIPNAME( 0x10, 0x00, "Unknown 3", IP_KEY_NONE )
	PORT_DIPSETTING(    0x00, "Off" )
	PORT_DIPSETTING(    0x10, "On" )
	PORT_DIPNAME( 0x20, 0x00, "Unknown 4", IP_KEY_NONE )
	PORT_DIPSETTING(    0x00, "Off" )
	PORT_DIPSETTING(    0x20, "On" )
	PORT_DIPNAME( 0x40, 0x00, "Unknown 5", IP_KEY_NONE )
	PORT_DIPSETTING(    0x00, "Off" )
	PORT_DIPSETTING(    0x40, "On" )
	PORT_DIPNAME( 0x80, 0x80, "Demo Sounds", IP_KEY_NONE )
	PORT_DIPSETTING(    0x00, "Off" )
	PORT_DIPSETTING(    0x80, "On" )

	PORT_START /* Dip Switch */
	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN )

INPUT_PORTS_END


static struct IOReadPort ebases_readport[] =
{
	{ 0x08, 0x08, wow_intercept_r },
	{ 0x0E, 0x0E, wow_video_retrace_r },
	{ 0x10, 0x10, input_port_0_r },
	{ 0x11, 0x11, input_port_1_r },
	{ 0x12, 0x12, input_port_2_r },
	{ 0x13, 0x13, input_port_3_r },
	{ -1 }	/* end of table */
};

static struct MachineDriver ebases_machine_driver =
{
	/* basic machine hardware */
	{
		{
			CPU_Z80,
			1789773,	/* 1.789 Mhz */
			0,
			ebases_readmem,ebases_writemem,ebases_readport,writeport,
			wow_interrupt,256
		}
	},
	60, DEFAULT_60HZ_VBLANK_DURATION,	/* frames per second, vblank duration */
	1,	/* single CPU, no need for interleaving */
	0,

	/* video hardware */
	320, 210, { 1, 320-1, 0, 192-1 },
	0,	/* no gfxdecodeinfo - bitmapped display */
	sizeof(palette)/3,sizeof(colortable)/sizeof(unsigned short),
	0,

	VIDEO_TYPE_RASTER | VIDEO_SUPPORTS_DIRTY,
	0,
	generic_vh_start,
	generic_vh_stop,
	seawolf2_vh_screenrefresh,

	/* sound hardware */
	0,
	0,
	0,
	0,
	{
		{
				SOUND_ASTROCADE,
				&astrocade_1chip_interface
		}
	}
};

struct GameDriver ebases_driver =
{
	__FILE__,
	0,
	"ebases",
	"Extra Bases",
	"1980",
	"Midway",
	"Alex Judd (MAME driver)\nSteve Scavone (info and code)\nMike Coates (game support)\nFrank Palazzolo",
	GAME_NOT_WORKING,
	&ebases_machine_driver,
	0,

	ebases_rom,
	0, 0,
	0,
	0,	/* sound_prom */

	ebases_input_ports,

	0, palette, colortable,
	ORIENTATION_DEFAULT,

	0, 0
};

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

Wizard of Wor memory map (preliminary)

0000-3fff ROM A/B/C/D but also "magic" RAM (which processes data and copies it to the video RAM)
4000-7fff SCREEN RAM (bitmap)
8000-afff ROM E/F/G
c000-cfff ROM X (Foreign language - not required)
d000-d3ff STATIC RAM

I/O ports:
IN:
08        intercept register (collision detector)
	      bit 0: intercept in pixel 3 in an OR or XOR write since last reset
	      bit 1: intercept in pixel 2 in an OR or XOR write since last reset
	      bit 2: intercept in pixel 1 in an OR or XOR write since last reset
	      bit 3: intercept in pixel 0 in an OR or XOR write since last reset
	      bit 4: intercept in pixel 3 in last OR or XOR write
	      bit 5: intercept in pixel 2 in last OR or XOR write
	      bit 6: intercept in pixel 1 in last OR or XOR write
	      bit 7: intercept in pixel 0 in last OR or XOR write
10        IN0
11        IN1
12        IN2
13        DSW
14		  Video Retrace
15        ?
17        Speech Synthesizer (Output)

*
 * IN0 (all bits are inverted)
 * bit 7 : flip screen
 * bit 6 : START 2
 * bit 5 : START 1
 * bit 4 : SLAM
 * bit 3 : TEST
 * bit 2 : COIN 3
 * bit 1 : COIN 2
 * bit 0 : COIN 1
 *
*
 * IN1 (all bits are inverted)
 * bit 7 : ?
 * bit 6 : ?
 * bit 5 : FIRE player 1
 * bit 4 : MOVE player 1
 * bit 3 : RIGHT player 1
 * bit 2 : LEFT player 1
 * bit 1 : DOWN player 1
 * bit 0 : UP player 1
 *
*
 * IN2 (all bits are inverted)
 * bit 7 : ?
 * bit 6 : ?
 * bit 5 : FIRE player 2
 * bit 4 : MOVE player 2
 * bit 3 : RIGHT player 2
 * bit 2 : LEFT player 2
 * bit 1 : DOWN player 2
 * bit 0 : UP player 2
 *
*
 * DSW (all bits are inverted)
 * bit 7 : Attract mode sound  0 = Off  1 = On
 * bit 6 : 1 = Coin play  0 = Free Play
 * bit 5 : Bonus  0 = After fourth level  1 = After third level
 * bit 4 : Number of lives  0 = 3/7  1 = 2/5
 * bit 3 : language  1 = English  0 = Foreign
 * bit 2 : \ right coin slot  00 = 1 coin 5 credits  01 = 1 coin 3 credits
 * bit 1 : /                  10 = 2 coins 1 credit  11 = 1 coin 1 credit
 * bit 0 : left coin slot 0 = 2 coins 1 credit  1 = 1 coin 1 credit
 *


OUT:
00-07     palette (00-03 = left part of screen; 04-07 right part)
09        position where to switch from the "left" to the "right" palette.
08        select video mode (0 = low res 160x102, 1 = high res 320x204)
0a        screen height
0b        color block transfer
0c        magic RAM control
	      bit 7: ?
	      bit 6: flip
	      bit 5: draw in XOR mode
	      bit 4: draw in OR mode
	      bit 3: "expand" mode (convert 1bpp data to 2bpp)
	      bit 2: ?
	      bit 1:\ shift amount to be applied before copying
	      bit 0:/
0d        set interrupt vector
10-18     sound
19        magic RAM expand mode color
78-7e     pattern board (see vidhrdw.c for details)

***************************************************************************

Seawolf Specific Bits

IN
10		Controller Player 2
		bit 0-5	= rotary controller
	    bit 7   = fire button

11		Controller Player 1
		bit 0-5 = rotary controller
	    bit 6   = Language Select 1  (On = French, Off = language 2)
	    bit 7   = fire button

12      bit 0   = Coin
		bit 1   = Start 1 Player
	    bit 2   = Start 2 Player
	    bit 3   = Language 2         (On = German, Off = English)

13      bit 0   = Coinage
		bit 1   = \ Length of time	 (40, 50, 60 or 70 Seconds)
	    bit 2   = / for Game
	    bit 3   = ?
	    bit 4   = ?
	    bit 5   = ?
	    bit 6   = Colour / Mono
	    bit 7   = Test

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