contra.c

这个是延伸mame的在wince平台下的游戏模拟器的代码

		0*32, 1*32, 2*32, 3*32, 4*32, 5*32, 6*32, 7*32,
		32*16+0*32, 32*16+1*32, 32*16+2*32, 32*16+3*32,
		32*16+4*32, 32*16+5*32, 32*16+6*32, 32*16+7*32
	},
	32*32
};

static struct GfxDecodeInfo gfxdecodeinfo[] =
{
	{ 1, 0x00000, &tilelayout,          128, 8*4 },
	{ 1, 0x40000, &tilelayout,   128+16*8*4, 8*4 },
	{ 1, 0x80000, &spritelayout,          0, 8 },
	{ 1, 0xC0000, &spritelayout,          0, 8 },
	{ -1 }
};



static struct YM2151interface ym2151_interface =
{
	1,			/* 1 chip */
	3582071,	/* seems to be the standard */
	{ 60 },
	{ 0 }
};



static struct MachineDriver contra_machine_driver =
{
	{
		{
 			CPU_M6809,
			1500000,
			0,
			readmem,writemem,0,0,
			interrupt,1
		},
		{
 			CPU_M6809 | CPU_AUDIO_CPU,
			2000000,
			3,
			readmem_sound,writemem_sound,0,0,
			ignore_interrupt,0	/* IRQs are caused by the main CPU */
		},
	},
	60,DEFAULT_REAL_60HZ_VBLANK_DURATION,
	10,	/* 10 CPU slices per frame - enough for the sound CPU to read all commands */
	contra_init_machine, /* init machine */

	/* video hardware */

	37*8, 32*8, { 0*8, 35*8-1, 2*8, 30*8-1 },
	gfxdecodeinfo,
	128, 128 + 16*8*4 + 16*8*4,
	contra_vh_convert_color_prom,

	VIDEO_TYPE_RASTER | VIDEO_MODIFIES_PALETTE,
	0,
	contra_vh_start,
	contra_vh_stop,
	contra_vh_screenrefresh,

	/* sound hardware */
	SOUND_SUPPORTS_STEREO,0,0,0,
	{
		{
			SOUND_YM2151,
			&ym2151_interface
		}
	}
};



ROM_START( contra_rom )
	ROM_REGION(0x28000)	/* 64k for code + 96k for banked ROMs */
	ROM_LOAD( "633e03.18a",   0x20000, 0x08000, 0x7fc0d8cf )
	ROM_CONTINUE(           0x08000, 0x08000 )
	ROM_LOAD( "633e02.17a",   0x10000, 0x10000, 0xb2f7bd9a )

	ROM_REGION_DISPOSE(0x10000*16) /* temporary space for graphics */
	ROM_LOAD( "g-7.rom",      0x00000, 0x10000, 0x57f467d2 )	/* foreground tiles */
	ROM_LOAD( "g-10.rom",     0x10000, 0x10000, 0xe6db9685 )
	ROM_LOAD( "g-9.rom",      0x20000, 0x10000, 0x875c61de )
	ROM_LOAD( "g-8.rom",      0x30000, 0x10000, 0x642765d6 )
	ROM_LOAD( "g-4.rom",      0x40000, 0x10000, 0x2cc7e52c )	/* background tiles */
	ROM_LOAD( "g-5.rom",      0x50000, 0x10000, 0xe01a5b9c )
	ROM_LOAD( "g-6.rom",      0x60000, 0x10000, 0xaeea6744 )
	/* 0x70000 is unpopulated */
	ROM_LOAD( "g-11.rom",     0x80000, 0x10000, 0xbd9ba92c )	/* enemy sprites */
	ROM_LOAD( "g-12.rom",     0x90000, 0x10000, 0xd0be7ec2 )
	ROM_LOAD( "g-13.rom",     0xA0000, 0x10000, 0x2b513d12 )
	ROM_LOAD( "g-14.rom",     0xB0000, 0x10000, 0xfca77c5a )
	ROM_LOAD( "g-15.rom",     0xC0000, 0x10000, 0xdaa2324b )	/* player sprites */
	ROM_LOAD( "g-16.rom",     0xD0000, 0x10000, 0xe27cc835 )
	ROM_LOAD( "g-17.rom",     0xE0000, 0x10000, 0xce4330b9 )
	ROM_LOAD( "g-18.rom",     0xF0000, 0x10000, 0x1571ce42 )

	ROM_REGION(0x0200)	/* lookup table PROMs */
	ROM_LOAD( "633e09.12g",   0x0000, 0x0100, 0x14ca5e19 )	/* fg lookup table */
	ROM_LOAD( "633e08.10g",   0x0100, 0x0100, 0x9f0949fa )	/* ? bg lookup table ? */

	ROM_REGION(0x10000)	/* 64k for SOUND code */
	ROM_LOAD( "633e01.12a",   0x08000, 0x08000, 0xd1549255 )
ROM_END

ROM_START( contrab_rom )
	ROM_REGION(0x28000)	/* 64k for code + 96k for banked ROMs */
	ROM_LOAD( "contra.20",    0x20000, 0x08000, 0xd045e1da )
	ROM_CONTINUE(           0x08000, 0x08000 )
	ROM_LOAD( "633e02.17a",   0x10000, 0x10000, 0xb2f7bd9a )

	ROM_REGION_DISPOSE(0x10000*16) /* temporary space for graphics */
	ROM_LOAD( "g-7.rom",      0x00000, 0x10000, 0x57f467d2 )	/* foreground tiles */
	ROM_LOAD( "g-10.rom",     0x10000, 0x10000, 0xe6db9685 )
	ROM_LOAD( "g-9.rom",      0x20000, 0x10000, 0x875c61de )
	ROM_LOAD( "g-8.rom",      0x30000, 0x10000, 0x642765d6 )
	ROM_LOAD( "g-4.rom",      0x40000, 0x10000, 0x2cc7e52c )	/* background tiles */
	ROM_LOAD( "g-5.rom",      0x50000, 0x10000, 0xe01a5b9c )
	ROM_LOAD( "g-6.rom",      0x60000, 0x10000, 0xaeea6744 )
	/* 0x70000 is unpopulated */
	ROM_LOAD( "g-11.rom",     0x80000, 0x10000, 0xbd9ba92c )	/* enemy sprites */
	ROM_LOAD( "g-12.rom",     0x90000, 0x10000, 0xd0be7ec2 )
	ROM_LOAD( "g-13.rom",     0xA0000, 0x10000, 0x2b513d12 )
	ROM_LOAD( "g-14.rom",     0xB0000, 0x10000, 0xfca77c5a )
	ROM_LOAD( "g-15.rom",     0xC0000, 0x10000, 0xdaa2324b )	/* player sprites */
	ROM_LOAD( "g-16.rom",     0xD0000, 0x10000, 0xe27cc835 )
	ROM_LOAD( "g-17.rom",     0xE0000, 0x10000, 0xce4330b9 )
	ROM_LOAD( "g-18.rom",     0xF0000, 0x10000, 0x1571ce42 )

	ROM_REGION(0x0200)	/* lookup table PROMs */
	ROM_LOAD( "633e09.12g",   0x0000, 0x0100, 0x14ca5e19 )	/* fg lookup table */
	ROM_LOAD( "633e08.10g",   0x0100, 0x0100, 0x9f0949fa )	/* ? bg lookup table ? */

	ROM_REGION(0x10000)	/* 64k for SOUND code */
	ROM_LOAD( "633e01.12a",   0x08000, 0x08000, 0xd1549255 )
ROM_END

ROM_START( gryzorb_rom )
	ROM_REGION(0x28000)	/* 64k for code + 96k for banked ROMs */
	ROM_LOAD( "g-2.rom",      0x20000, 0x08000, 0xbdb9196d )
	ROM_CONTINUE(        0x08000, 0x08000 )
	ROM_LOAD( "g-3.rom",      0x10000, 0x10000, 0x5d5f7438 )

	ROM_REGION_DISPOSE(0x10000*16) /* temporary space for graphics */
	ROM_LOAD( "g-7.rom",      0x00000, 0x10000, 0x57f467d2 )	/* foreground tiles */
	ROM_LOAD( "g-10.rom",     0x10000, 0x10000, 0xe6db9685 )
	ROM_LOAD( "g-9.rom",      0x20000, 0x10000, 0x875c61de )
	ROM_LOAD( "g-8.rom",      0x30000, 0x10000, 0x642765d6 )
	ROM_LOAD( "g-4.rom",      0x40000, 0x10000, 0x2cc7e52c )	/* background tiles */
	ROM_LOAD( "g-5.rom",      0x50000, 0x10000, 0xe01a5b9c )
	ROM_LOAD( "g-6.rom",      0x60000, 0x10000, 0xaeea6744 )
	/* 0x70000 is unpopulated */
	ROM_LOAD( "g-11.rom",     0x80000, 0x10000, 0xbd9ba92c )	/* enemy sprites */
	ROM_LOAD( "g-12.rom",     0x90000, 0x10000, 0xd0be7ec2 )
	ROM_LOAD( "g-13.rom",     0xA0000, 0x10000, 0x2b513d12 )
	ROM_LOAD( "g-14.rom",     0xB0000, 0x10000, 0xfca77c5a )
	ROM_LOAD( "g-15.rom",     0xC0000, 0x10000, 0xdaa2324b )	/* player sprites */
	ROM_LOAD( "g-16.rom",     0xD0000, 0x10000, 0xe27cc835 )
	ROM_LOAD( "g-17.rom",     0xE0000, 0x10000, 0xce4330b9 )
	ROM_LOAD( "g-18.rom",     0xF0000, 0x10000, 0x1571ce42 )

	ROM_REGION(0x0200)	/* lookup table PROMs */
	ROM_LOAD( "633e09.12g",   0x0000, 0x0100, 0x14ca5e19 )	/* fg lookup table */
	ROM_LOAD( "633e08.10g",   0x0100, 0x0100, 0x9f0949fa )	/* ? bg lookup table ? */

	ROM_REGION(0x10000)	/* 64k for SOUND code */
	ROM_LOAD( "633e01.12a",   0x08000, 0x08000, 0xd1549255 )
ROM_END


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


	/* check if the hi score table has already been initialized */
        if (memcmp(&RAM[0x1125],"\x02\x58\x00",3) == 0)
	{
		if ((f = osd_fopen(Machine->gamedrv->name,0,OSD_FILETYPE_HIGHSCORE,0)) != 0)
		{
                        osd_fread(f,&RAM[0x1120],64);
			osd_fclose(f);

			/* copy the high score to the work RAM as well */
                        RAM[0x1118] = RAM[0x1124];
                        RAM[0x1119] = RAM[0x1125];
                        RAM[0x111a] = RAM[0x1126];
                        RAM[0x111b] = RAM[0x1127];

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

static void contra_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[0x1120],64);
		osd_fclose(f);
	}
}

struct GameDriver contra_driver =
{
	__FILE__,
	0,
	"contra",
	"Contra (US)",
	"1987",
	"Konami",
	"Carlos A. Lozano\nJose Tejada Gomez\nPhil Stroffolino\nEric Hustvedt",
	0,
	&contra_machine_driver,
	0,

	contra_rom,
	0, 0,
	0,
	0,

	input_ports,

	PROM_MEMORY_REGION(2), 0, 0,
	ORIENTATION_ROTATE_90,

        contra_hiload, contra_hisave
};

struct GameDriver contrab_driver =
{
	__FILE__,
	&contra_driver,
	"contrab",
	"Contra (US bootleg)",
	"1987",
	"bootleg",
	"Carlos A. Lozano\nJose Tejada Gomez\nPhil Stroffolino\nEric Hustvedt",
	0,
	&contra_machine_driver,
	0,

	contrab_rom,
	0, 0,
	0,
	0,

	input_ports,

	PROM_MEMORY_REGION(2), 0, 0,
	ORIENTATION_ROTATE_90,

        contra_hiload, contra_hisave
};

struct GameDriver gryzorb_driver =
{
	__FILE__,
	&contra_driver,
	"gryzorb",
	"Contra (Japan bootleg)",
	"1987",
	"bootleg",
	"Carlos A. Lozano\nJose Tejada Gomez\nPhil Stroffolino\nEric Hustvedt",
	0,
	&contra_machine_driver,
	0,

	gryzorb_rom,
	0, 0,
	0,
	0,

	input_ports,

	PROM_MEMORY_REGION(2), 0, 0,
	ORIENTATION_ROTATE_90,

        contra_hiload, contra_hisave
};