starwars.c

这个是延伸mame的在wince平台下的游戏模拟器的代码

	PORT_DIPSETTING (   0x0c, "Hardest" )
	PORT_DIPNAME (0x30, 0x00, "Bonus Shields", IP_KEY_NONE )
	PORT_DIPSETTING (   0x00, "0" )
	PORT_DIPSETTING (   0x10, "1" )
	PORT_DIPSETTING (   0x20, "2" )
	PORT_DIPSETTING (   0x30, "3" )
	PORT_DIPNAME (0x40, 0x00, "Attract Music", IP_KEY_NONE )
	PORT_DIPSETTING (   0x00, "On" )
	PORT_DIPSETTING (   0x40, "Off" )
	PORT_DIPNAME (0x80, 0x80, "Game Mode", IP_KEY_NONE )
	PORT_DIPSETTING (   0x00, "Freeze" )
	PORT_DIPSETTING (   0x80, "Normal" )

	PORT_START	/* DSW1 */
	PORT_DIPNAME (0x03, 0x02, "Credits/Coin", IP_KEY_NONE )
	PORT_DIPSETTING (   0x00, "Free Play" )
	PORT_DIPSETTING (   0x01, "2" )
	PORT_DIPSETTING (   0x02, "1" )
	PORT_DIPSETTING (   0x03, "1/2" )
	PORT_BIT ( 0xfc, IP_ACTIVE_HIGH, IPT_UNKNOWN)

	PORT_START	/* IN4 */
	PORT_ANALOGX( 0xff, 0x80, IPT_NONCENTERING_Y, 35, 0, 0, 255, OSD_KEY_UP, OSD_KEY_DOWN, OSD_JOY_UP, OSD_JOY_DOWN, 1)

	PORT_START	/* IN5 */
	PORT_ANALOGX( 0xff, 0x80, IPT_NONCENTERING_X, 25, 0, 0, 255, OSD_KEY_LEFT, OSD_KEY_RIGHT, OSD_JOY_LEFT, OSD_JOY_RIGHT, 1) 
INPUT_PORTS_END


static unsigned char color_prom[] = { VEC_PAL_SWARS };



static struct POKEYinterface pokey_interface =
{
	4,			/* 4 chips */
	1500000,	/* 1.5 MHz? */
    30,    /* volume */
	POKEY_DEFAULT_GAIN,
	USE_CLIP,
	/* The 8 pot handlers */
	{ 0, 0, 0, 0 },
	{ 0, 0, 0, 0 },
	{ 0, 0, 0, 0 },
	{ 0, 0, 0, 0 },
	{ 0, 0, 0, 0 },
	{ 0, 0, 0, 0 },
	{ 0, 0, 0, 0 },
	{ 0, 0, 0, 0 },
	/* The allpot handler */
	{ 0, 0, 0, 0 },
};

static struct TMS5220interface tms5220_interface =
{
    640000,     /* clock speed (80*samplerate) */
    100,        /* volume */
    0           /* IRQ handler */
};



static struct MachineDriver machine_driver =
{
	/* basic machine hardware */
	{
		/* Main CPU */
		{
			CPU_M6809,
			1500000,					/* 1.5 Mhz CPU clock (Don't know what speed it should be) */
			0,							/* Memory region #0 */
			readmem,writemem,0,0,
			interrupt,6 /* 183Hz ? */
			/* Increasing number of interrupts per frame speeds game up */
		},
		/* Sound CPU */
		{
			CPU_M6809 | CPU_AUDIO_CPU,
			1500000,					/* 1.5 Mhz CPU clock (Don't know what speed it should be) */
			2,							/* Memory region #2 */
			readmem2,writemem2,0,0,
			0, 0,
			0, 0	/* no regular interrupts, see sndhrdw/starwars.c */
		}

	},
	30, 0,	/* frames per second, vblank duration (vector game, so no vblank) */
	1,		/* 1 CPU slice per frame. */
	init_swmathbox,  /* Name of initialisation handler */

	/* video hardware */
	320, 240, { 0, 250, 0, 280 },
	0,
	256,256, /* Number of colours, length of colour lookup table */
	avg_init_colors,

	VIDEO_TYPE_VECTOR,
	0,							/* Handler to initialise video handware */
	avg_start_starwars,			/* Start video hardware */
	avg_stop,					/* Stop video hardware */
	avg_screenrefresh,			/* Do a screen refresh */

	/* sound hardware */
	0,0,0,0,
	{
		{
			SOUND_POKEY,
			&pokey_interface
		},
		{
			SOUND_TMS5220,
			&tms5220_interface
		}
	}
};

static struct MachineDriver empire_machine_driver =
{
	/* basic machine hardware */
	{
		/* Main CPU */
		{
			CPU_M6809,
			1500000,					/* 1.5 Mhz CPU clock (Don't know what speed it should be) */
			0,							/* Memory region #0 */
			empire_readmem, empire_writemem,0,0,
			interrupt,6 /* 183Hz ? */
			/* Increasing number of interrupts per frame speeds game up */
		},
		/* Sound CPU */
		{
			CPU_M6809 | CPU_AUDIO_CPU,
			1500000,					/* 1.5 Mhz CPU clock (Don't know what speed it should be) */
			2,							/* Memory region #2 */
			readmem2,writemem2,0,0,
			0, 0,
			0, 0	/* no regular interrupts, see sndhrdw/starwars.c */
		}

	},
	30, 0,	/* frames per second, vblank duration (vector game, so no vblank) */
	1,		/* 1 CPU slice per frame. */
	empire_init_machine,  /* Name of initialization handler */

	/* video hardware */
	320, 240, { 0, 250, 0, 280 },
	0,
	256,256, /* Number of colours, length of colour lookup table */
	avg_init_colors,

	VIDEO_TYPE_VECTOR,
	0,							/* Handler to initialise video handware */
	avg_start_starwars,			/* Start video hardware */
	avg_stop,					/* Stop video hardware */
	avg_screenrefresh,			/* Do a screen refresh */

	/* sound hardware */
	0,0,0,0,
	{
		{
			SOUND_POKEY,
			&pokey_interface
		},
		{
			SOUND_TMS5220,
			&tms5220_interface
		}
	}
};



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

  Game driver

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

ROM_START (starwars_rom)
	ROM_REGION(0x12000)     /* 2 64k ROM spaces */
	ROM_LOAD( "136021.105",   0x3000, 0x1000, 0x538e7d2f ) /* 3000-3fff is 4k vector rom */
	ROM_LOAD( "136021.114",   0x6000, 0x2000, 0xe75ff867 )   /* ROM 0 bank pages 0 and 1 */
	ROM_CONTINUE(            0x10000, 0x2000 )
	ROM_LOAD( "136021.102",   0x8000, 0x2000, 0xf725e344 ) /*  8k ROM 1 bank */
	ROM_LOAD( "136021.203",   0xa000, 0x2000, 0xf6da0a00 ) /*  8k ROM 2 bank */
	ROM_LOAD( "136021.104",   0xc000, 0x2000, 0x7e406703 ) /*  8k ROM 3 bank */
	ROM_LOAD( "136021.206",   0xe000, 0x2000, 0xc7e51237 ) /*  8k ROM 4 bank */

	/* Load the Mathbox PROM's temporarily into the Vector RAM area */
	/* During initialisation they will be converted into useable form */
	/* and stored elsewhere. */
	ROM_LOAD( "136021.110",   0x0000, 0x0400, 0x01061762 ) /* PROM 0 */
	ROM_LOAD( "136021.111",   0x0400, 0x0400, 0x2e619b70 ) /* PROM 1 */
	ROM_LOAD( "136021.112",   0x0800, 0x0400, 0x6cfa3544 ) /* PROM 2 */
	ROM_LOAD( "136021.113",   0x0c00, 0x0400, 0x03f6acb2 ) /* PROM 3 */

	ROM_REGION_DISPOSE(0x1000)      /* temporary space for graphics (disposed after conversion) */
	/* empty memory region - not used by the game, but needed because the main */
	/* core currently always frees region #1 after initialization. */

	/* Sound ROMS */
	ROM_REGION(0x10000)     /* Really only 32k, but it looks like 64K */
	ROM_LOAD( "136021.107",   0x4000, 0x2000, 0xdbf3aea2 ) /* Sound ROM 0 */
	ROM_RELOAD(               0xc000,0x2000) /* Copied again for */
	ROM_LOAD( "136021.208",   0x6000, 0x2000, 0xe38070a8 ) /* Sound ROM 0 */
	ROM_RELOAD(               0xe000,0x2000) /* proper int vecs */
ROM_END

/* ****************** EMPIRE *********************************** */
ROM_START (empire_rom)

	ROM_REGION(0x20000)     /* 64k for code and a buttload for the banked ROMs */

	ROM_LOAD( "136031.111",   0x03000, 0x1000, 0xb1f9bd12 )    /* 3000-3fff is 4k vector rom */

	ROM_LOAD( "136031.101",   0x06000, 0x2000, 0xef1e3ae5 ) /* good */
	ROM_CONTINUE(             0x10000, 0x2000 )
	/* $8000 - $9fff : slapstic page */
	ROM_LOAD( "136031.102",   0x0a000, 0x2000, 0x62ce5c12 ) /* good */
	ROM_CONTINUE(             0x1c000, 0x2000 )
	ROM_LOAD( "136031.203",   0x0c000, 0x2000, 0x27b0889b ) /* good */
	ROM_CONTINUE(             0x1e000, 0x2000 )
	ROM_LOAD( "136031.104",   0x0e000, 0x2000, 0xfd5c725e ) /* good */
	ROM_CONTINUE(             0x12000, 0x2000 )
	ROM_LOAD( "136031.105",   0x14000, 0x4000, 0xea9e4dce ) /* slapstic 0, 1 */
	ROM_LOAD( "136031.106",   0x18000, 0x4000, 0x76d07f59 ) /* slapstic 2, 3 */

	/* Load the Mathbox PROM's temporarily into the Vector RAM area */
	/* During initialisation they will be converted into useable form */
	/* and stored elsewhere. These are 4-bit PROMs; the high nibble is ignored. */
	ROM_LOAD( "136031.110",   0x0000, 0x0400, 0xb8d0f69d ) /* PROM 0 */
	ROM_LOAD( "136031.109",   0x0400, 0x0400, 0x6a2a4d98 ) /* PROM 1 */
	ROM_LOAD( "136031.108",   0x0800, 0x0400, 0x6a76138f ) /* PROM 2 */
	ROM_LOAD( "136031.107",   0x0c00, 0x0400, 0xafbf6e01 ) /* PROM 3 */

	ROM_REGION_DISPOSE(0x1000)      /* temporary space for graphics (disposed after conversion) */
	/* empty memory region - not used by the game, but needed because the main */
	/* core currently always frees region #1 after initialization. */

	/* Sound ROMS */
	ROM_REGION(0x10000)
	ROM_LOAD( "136031.113",   0x4000, 0x2000, 0x24ae3815 ) /* Sound ROM 0 */
	ROM_CONTINUE(             0xc000, 0x2000) /* Copied again for */
	ROM_LOAD( "136031.112",   0x6000, 0x2000, 0xca72d341 ) /* Sound ROM 1 */
	ROM_CONTINUE(             0xe000, 0x2000) /* proper int vecs */
ROM_END


/* NovRAM Load/Save.  In-game DIP switch setting, and Hi-scores */
static int novram_load(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,0)) != 0)
	{
		osd_fread(f,&RAM[0x4500],256);
		osd_fclose(f);
	}
	return 1;
}

static void novram_save(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[0x4500],256);
		osd_fclose(f);
	}
}


struct GameDriver starwars_driver =
{
	__FILE__,
	0,
	"starwars",
	"Star Wars",
	"1983",
	"Atari",
	"Steve Baines (MAME driver)\nBrad Oliver (MAME driver)\nFrank Palazzolo (MAME driver)\n"VECTOR_TEAM,
	0,
	&machine_driver,
	0,

	starwars_rom,
	translate_proms, 0,  /* ROM decryption, Opcode decryption */
	0,     /* Sample Array (optional) */
	0,	/* sound_prom */

	input_ports,
	color_prom, /* Colour PROM */
	0,          /* palette */
	0,          /* colourtable */
	ORIENTATION_DEFAULT,

	novram_load, novram_save /* Highscore load, save */
};

struct GameDriver empire_driver =
{
	__FILE__,
	0,
	"empire",
	"The Empire Strikes Back",
	"1985",
	"Atari",
	"Steve Baines (MAME driver)\nBrad Oliver (MAME driver)\nFrank Palazzolo (MAME driver)\n"VECTOR_TEAM,
	GAME_NOT_WORKING,
	&empire_machine_driver,
	0,

	empire_rom,
	translate_proms, 0,  /* ROM decryption, Opcode decryption */
	0,     /* Sample Array (optional) */
	0,	/* sound_prom */

	input_ports,
	color_prom, /* Colour PROM */
	0,          /* palette */
	0,          /* colourtable */
	ORIENTATION_DEFAULT,

	0, 0 /* Highscore load, save */
};