berzerk.c

这个是延伸mame的在wince平台下的游戏模拟器的代码

	0,

	VIDEO_TYPE_RASTER|VIDEO_SUPPORTS_DIRTY,
	0,
	generic_vh_start,
	generic_vh_stop,
	berzerk_vh_screenrefresh,

	/* sound hardware */
	0,
	berzerk_sh_start,
	0,
	berzerk_sh_update,
	{
		{
			SOUND_SAMPLES,
			&berzerk_samples_interface
		}
	}
};


static struct MachineDriver frenzy_machine_driver =
{
	/* basic machine hardware */
	{
		{
			CPU_Z80,
			2500000,        /* 2.5 MHz */
			0,
			frenzy_readmem,frenzy_writemem,readport,writeport,
			berzerk_interrupt,8
		},
	},
	60, DEFAULT_60HZ_VBLANK_DURATION,	/* frames per second, vblank duration */
	1,	/* single CPU, no need for interleaving */
	0,

	/* video hardware */
	256, 256, { 0, 256-1, 0, 256-1 },
	0,
	sizeof(berzerk_palette)/3, 0,
	0,

	VIDEO_TYPE_RASTER|VIDEO_SUPPORTS_DIRTY,
	0,
	generic_vh_start,
	generic_vh_stop,
	berzerk_vh_screenrefresh,

	/* sound hardware */
	0,
	berzerk_sh_start,
	0,
	berzerk_sh_update,
	{
		{
			SOUND_SAMPLES,
			&berzerk_samples_interface
		}
	}
};



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

  Game driver(s)

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

ROM_START( berzerk1_rom )
        ROM_REGION(0x10000)
        ROM_LOAD( "rom0.1c",      0x0000, 0x0800, 0x5b7eb77d )
        ROM_LOAD( "rom1.1d",      0x1000, 0x0800, 0xe58c8678 )
        ROM_LOAD( "rom2.3d",      0x1800, 0x0800, 0x705bb339 )
        ROM_LOAD( "rom3.5d",      0x2000, 0x0800, 0x6a1936b4 )
        ROM_LOAD( "rom4.6d",      0x2800, 0x0800, 0xfa5dce40 )
        ROM_LOAD( "rom5.5c",      0x3000, 0x0800, 0x2579b9f4 )
ROM_END

ROM_START( berzerk_rom )
        ROM_REGION(0x10000)
        ROM_LOAD( "1c-0",         0x0000, 0x0800, 0xca566dbc )
        ROM_LOAD( "1d-1",         0x1000, 0x0800, 0x7ba69fde )
        ROM_LOAD( "3d-2",         0x1800, 0x0800, 0xa1d5248b )
        ROM_LOAD( "5d-3",         0x2000, 0x0800, 0xfcaefa95 )
        ROM_LOAD( "6d-4",         0x2800, 0x0800, 0x1e35b9a0 )
        ROM_LOAD( "5c-5",         0x3000, 0x0800, 0xc8c665e5 )
ROM_END

ROM_START( frenzy_rom )
        ROM_REGION(0x10000)
        ROM_LOAD( "1c-0",         0x0000, 0x1000, 0xabdd25b8 )
        ROM_LOAD( "1d-1",         0x1000, 0x1000, 0x536e4ae8 )
        ROM_LOAD( "3d-2",         0x2000, 0x1000, 0x3eb9bc9b )
        ROM_LOAD( "5d-3",         0x3000, 0x1000, 0xe1d3133c )
        ROM_LOAD( "6d-4",         0xc000, 0x1000, 0x5581a7b1 )
        /* 1c & 2c are the voice ROMs */
ROM_END

ROM_START( frenzy1_rom )
        ROM_REGION(0x10000)
        ROM_LOAD( "frenzy01.bin", 0x0000, 0x4000, 0xeb70f964 )
        ROM_LOAD( "frenzy02.bin", 0xc000, 0x1000, 0x5581a7b1 )
ROM_END

static const char *berzerk_sample_names[] =
{
	"*berzerk", /* universal samples directory */
	"",
	"01.sam", 
	"02.sam", 
	"03.sam", 
	"04.sam", 
	"05.sam", 
	"06.sam", 
	"",
	"08.sam", 
	"09.sam", 
	"10.sam", 
	"11.sam", 
	"12.sam", 
	"",
	"",
	"15.sam", 
	"16.sam", 
	"17.sam", 
	"18.sam", 
	"",
	"20.sam", 
	"21.sam", 
	"22.sam", 
	"23.sam", 
	"24.sam", 
	"25.sam", 
	"26.sam", 
	"27.sam", 
	"28.sam", 
	"",
	"30.sam", 
	"31.sam", 
	"32.sam", 
	"33.sam", 
	"34.sam", 
	0	/* end of array */
};


static int berzerk_hiload(void)
{
	unsigned char *RAM = Machine->memory_region[0];
	void *f;


	if ((f = osd_fopen(Machine->gamedrv->name,0,OSD_FILETYPE_HIGHSCORE,0)) != 0)
	{
		osd_fread(f,&RAM[0x0800],0x0800);
		osd_fclose(f);
	}

	return 1;
}

static void berzerk_hisave(void)
{
	void *f;
	unsigned char *RAM = Machine->memory_region[0];


	if ((f = osd_fopen(Machine->gamedrv->name,0,OSD_FILETYPE_HIGHSCORE,1)) != 0)
	{
		osd_fwrite(f,&RAM[0x0800],0x800);
		osd_fclose(f);
	}
}

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


	/* check if the hi score table has already been initialized */
	/* the high score table is intialized to all 0, so first of all */
	/* we dirty it, then we wait for it to be cleared again */
	if (firsttime == 0)
	{
		memset(&RAM[0x406f],0xff,59);
		firsttime = 1;
	}

	if (memcmp(&RAM[0x406F],"\x00\x00\x00",3) == 0 &&
			memcmp(&RAM[0x40A7],"\x00\x00\x00",3) == 0 &&
			memcmp (&RAM[0x5c81],"\x04\x10\x80",3)==0 )
	{
		void *f;


		if ((f = osd_fopen(Machine->gamedrv->name,0,OSD_FILETYPE_HIGHSCORE,0)) != 0)
		{
			osd_fread(f,&RAM[0x406f],59);
			osd_fclose(f);
		}

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

static void frenzy_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[0x406f],59);
		osd_fclose(f);
	}
}


struct GameDriver berzerk_driver =
{
	__FILE__,
	0,
	"berzerk",
	"Berzerk",
	"1980",
	"Stern",
	"Zsolt Vasvari\nChristopher Kirmse\nMirko Buffoni\nValerio Verrando\nDouglas Silfen\nAlex Judd (Sound Programming)",
	0,
	&berzerk_machine_driver,
	0,

	berzerk_rom,
	0, 0,
	berzerk_sample_names,
	0,	/* sound_prom */

	input_ports,

	0, berzerk_palette, 0,

	ORIENTATION_DEFAULT,

	berzerk_hiload, berzerk_hisave
};


struct GameDriver berzerk1_driver =
{
	__FILE__,
	&berzerk_driver,
	"berzerk1",
	"Berzerk (version 1)",
	"1980",
	"Stern",
	"Zsolt Vasvari\nChristopher Kirmse\nMirko Buffoni\nValerio Verrando\nDouglas Silfen\nAlex Judd (Sound Programming)",
	0,
	&berzerk_machine_driver,
	0,

	berzerk1_rom,
	0, 0,
	berzerk_sample_names,
	0,	/* sound_prom */

	input_ports,

	0, berzerk_palette, 0,

	ORIENTATION_DEFAULT,

	berzerk_hiload, berzerk_hisave
};


struct GameDriver frenzy_driver =
{
	__FILE__,
	0,
	"frenzy",
	"Frenzy",
	"1982",
	"Stern",
	"Keith Gerdes\nMirko Buffoni\nMike Cuddy\nBrad Oliver\nZsolt Vasvari\nChristopher Kirmse",
	0,
	&frenzy_machine_driver,
	0,

	frenzy_rom,
	0, 0,
	berzerk_sample_names,
	0,	/* sound_prom */

	frenzy_input_ports,

	0, berzerk_palette, 0,

	ORIENTATION_DEFAULT,

	frenzy_hiload, frenzy_hisave
};

struct GameDriver frenzy1_driver =
{
	__FILE__,
	&frenzy_driver,
	"frenzy1",
	"Frenzy (version 1)",
	"1982",
	"Stern",
	"Keith Gerdes\nMirko Buffoni\nMike Cuddy\nBrad Oliver\nZsolt Vasvari\nChristopher Kirmse",
	0,
	&frenzy_machine_driver,
	0,

	frenzy1_rom,
	0, 0,
	berzerk_sample_names,
	0,	/* sound_prom */

	frenzy_input_ports,

	0, berzerk_palette, 0,

	ORIENTATION_DEFAULT,

	frenzy_hiload, frenzy_hisave
};