rastan.c

这个是延伸mame的在wince平台下的游戏模拟器的代码

	PORT_DIPSETTING(    0x02, "Easy" )
	PORT_DIPSETTING(    0x03, "Medium" )
	PORT_DIPSETTING(    0x01, "Hard" )
	PORT_DIPSETTING(    0x00, "Hardest" )
	PORT_DIPNAME( 0x0c, 0x0c, "Bonus Life", IP_KEY_NONE )
	PORT_DIPSETTING(    0x0c, "100000" )
	PORT_DIPSETTING(    0x08, "150000" )
	PORT_DIPSETTING(    0x04, "200000" )
	PORT_DIPSETTING(    0x00, "250000" )
	PORT_DIPNAME( 0x30, 0x30, "Lives", IP_KEY_NONE )
	PORT_DIPSETTING(    0x30, "3" )
	PORT_DIPSETTING(    0x20, "4" )
	PORT_DIPSETTING(    0x10, "5" )
	PORT_DIPSETTING(    0x00, "6" )
	PORT_DIPNAME( 0x40, 0x40, "Allow Continue", IP_KEY_NONE )
	PORT_DIPSETTING(    0x00, "No" )
	PORT_DIPSETTING(    0x40, "Yes" )
	PORT_DIPNAME( 0x80, 0x80, "Unknown 2", IP_KEY_NONE )
	PORT_DIPSETTING(    0x80, "Off" )
	PORT_DIPSETTING(    0x00, "On" )
INPUT_PORTS_END



static struct GfxLayout spritelayout1 =
{
	8,8,	/* 8*8 sprites */
	0x4000,	/* 16384 sprites */
	4,	/* 4 bits per pixel */
	{ 0, 1, 2, 3 },
	{ 0, 4, 0x40000*8+0 ,0x40000*8+4, 8+0, 8+4, 0x40000*8+8+0, 0x40000*8+8+4 },
	{ 0*16, 1*16, 2*16, 3*16, 4*16, 5*16, 6*16, 7*16 },
	16*8	/* every sprite takes 16 consecutive bytes */
};

static struct GfxLayout spritelayout2 =
{
	16,16,	/* 16*16 sprites */
	4096,	/* 4096 sprites */
	4,	/* 4 bits per pixel */
	{ 0, 1, 2, 3 },
	{
	0, 4, 0x40000*8+0 ,0x40000*8+4,
	8+0, 8+4, 0x40000*8+8+0, 0x40000*8+8+4,
	16+0, 16+4, 0x40000*8+16+0, 0x40000*8+16+4,
	24+0, 24+4, 0x40000*8+24+0, 0x40000*8+24+4
	},
	{ 0*32, 1*32, 2*32, 3*32, 4*32, 5*32, 6*32, 7*32,
			8*32, 9*32, 10*32, 11*32, 12*32, 13*32, 14*32, 15*32 },
	64*8	/* every sprite takes 64 consecutive bytes */
};

static struct GfxDecodeInfo gfxdecodeinfo[] =
{
	{ 1, 0x00000, &spritelayout1,  0, 0x80 },	/* sprites 8x8*/
	{ 1, 0x80000, &spritelayout2,  0, 0x80 },	/* sprites 16x16*/
	{ -1 } /* end of array */
};



static struct YM2151interface ym2151_interface =
{
	1,			/* 1 chip */
	4000000,	/* 4 MHz ? */
	{ 50 },
	{ rastan_irq_handler },
	{ rastan_bankswitch_w }
};

static struct ADPCMinterface adpcm_interface =
{
	1,			/* 1 chip */
	8000,       /* 8000Hz playback */
	3,			/* memory region 3 */
	0,			/* init function */
	{ 60 }
};



static struct MachineDriver machine_driver =
{
	/* basic machine hardware */
	{
		{
			CPU_M68000,
			8000000,	/* 8 Mhz */
			0,
			rastan_readmem,rastan_writemem,0,0,
			rastan_interrupt,1
		},
		{
			CPU_Z80,
			4000000,	/* 4 Mhz */
			2,
			rastan_s_readmem,rastan_s_writemem,0,0,
			ignore_interrupt,1
		}
	},
	60, DEFAULT_60HZ_VBLANK_DURATION,	/* frames per second, vblank duration */
	10,	/* 10 CPU slices per frame - enough for the sound CPU to read all commands */
	0,

	/* video hardware */
	40*8, 32*8, { 0*8, 40*8-1, 1*8, 31*8-1 },
	gfxdecodeinfo,
	2048, 2048,
	0,

	VIDEO_TYPE_RASTER | VIDEO_MODIFIES_PALETTE,
	0,
	rastan_vh_start,
	rastan_vh_stop,
	rastan_vh_screenrefresh,

	/* sound hardware */
	SOUND_SUPPORTS_STEREO,0,0,0,
	{
		{
			SOUND_YM2151_ALT,
			&ym2151_interface
		},
		{
			SOUND_ADPCM,
			&adpcm_interface
		}
	}
};



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

  Game driver(s)

***************************************************************************/
ROM_START( rastan_rom )
	ROM_REGION(0x60000)	/* 6*64k for 68000 code */
	ROM_LOAD_EVEN( "ic19_38.bin", 0x00000, 0x10000, 0x1c91dbb1 )
	ROM_LOAD_ODD ( "ic07_37.bin", 0x00000, 0x10000, 0xecf20bdd )
	ROM_LOAD_EVEN( "ic20_40.bin", 0x20000, 0x10000, 0x0930d4b3 )
	ROM_LOAD_ODD ( "ic08_39.bin", 0x20000, 0x10000, 0xd95ade5e )
	ROM_LOAD_EVEN( "ic21_42.bin", 0x40000, 0x10000, 0x1857a7cb )
	ROM_LOAD_ODD ( "ic09_43.bin", 0x40000, 0x10000, 0xc34b9152 )

	ROM_REGION_DISPOSE(0x100000)	/* temporary space for graphics (disposed after conversion) */
	ROM_LOAD( "ic40_01.bin",  0x00000, 0x20000, 0xcd30de19 )        /* 8x8 0 */
	ROM_LOAD( "ic39_03.bin",  0x20000, 0x20000, 0xab67e064 )        /* 8x8 0 */
	ROM_LOAD( "ic67_02.bin",  0x40000, 0x20000, 0x54040fec )        /* 8x8 1 */
	ROM_LOAD( "ic66_04.bin",  0x60000, 0x20000, 0x94737e93 )        /* 8x8 1 */
	ROM_LOAD( "ic15_05.bin",  0x80000, 0x20000, 0xc22d94ac )        /* sprites 1a */
	ROM_LOAD( "ic14_07.bin",  0xa0000, 0x20000, 0xb5632a51 )        /* sprites 3a */
	ROM_LOAD( "ic28_06.bin",  0xc0000, 0x20000, 0x002ccf39 )        /* sprites 1b */
	ROM_LOAD( "ic27_08.bin",  0xe0000, 0x20000, 0xfeafca05 )        /* sprites 3b */

	ROM_REGION(0x1c000)	/* 64k for the audio CPU */
	ROM_LOAD( "ic49_19.bin", 0x00000, 0x4000, 0xee81fdd8 )
	ROM_CONTINUE(            0x10000, 0xc000 )

	ROM_REGION(0x10000)	/* 64k for the samples */
	ROM_LOAD( "ic76_20.bin", 0x0000, 0x10000, 0xfd1a34cc ) /* samples are 4bit ADPCM */
ROM_END

ROM_START( rastsaga_rom )
	ROM_REGION(0x60000)	/* 6*64k for 68000 code */
	ROM_LOAD_EVEN( "rs19_38.bin", 0x00000, 0x10000, 0xa38ac909 )
	ROM_LOAD_ODD ( "rs07_37.bin", 0x00000, 0x10000, 0xbad60872 )
	ROM_LOAD_EVEN( "rs20_40.bin", 0x20000, 0x10000, 0x6bcf70dc )
	ROM_LOAD_ODD ( "rs08_39.bin", 0x20000, 0x10000, 0x8838ecc5 )
	ROM_LOAD_EVEN( "rs21_42.bin", 0x40000, 0x10000, 0xb626c439 )
	ROM_LOAD_ODD ( "rs09_43.bin", 0x40000, 0x10000, 0xc928a516 )

	ROM_REGION_DISPOSE(0x100000)	/* temporary space for graphics (disposed after conversion) */
	ROM_LOAD( "ic40_01.bin",  0x00000, 0x20000, 0xcd30de19 )        /* 8x8 0 */
	ROM_LOAD( "ic39_03.bin",  0x20000, 0x20000, 0xab67e064 )        /* 8x8 0 */
	ROM_LOAD( "ic67_02.bin",  0x40000, 0x20000, 0x54040fec )        /* 8x8 1 */
	ROM_LOAD( "ic66_04.bin",  0x60000, 0x20000, 0x94737e93 )        /* 8x8 1 */
	ROM_LOAD( "ic15_05.bin",  0x80000, 0x20000, 0xc22d94ac )        /* sprites 1a */
	ROM_LOAD( "ic14_07.bin",  0xa0000, 0x20000, 0xb5632a51 )        /* sprites 3a */
	ROM_LOAD( "ic28_06.bin",  0xc0000, 0x20000, 0x002ccf39 )        /* sprites 1b */
	ROM_LOAD( "ic27_08.bin",  0xe0000, 0x20000, 0xfeafca05 )        /* sprites 3b */

	ROM_REGION(0x1c000)	/* 64k for the audio CPU */
	ROM_LOAD( "ic49_19.bin", 0x00000, 0x4000, 0xee81fdd8 )
	ROM_CONTINUE(            0x10000, 0xc000 )

	ROM_REGION(0x10000)	/* 64k for the samples */
	ROM_LOAD( "ic76_20.bin", 0x0000, 0x10000, 0xfd1a34cc ) /* samples are 4bit ADPCM */
ROM_END


ADPCM_SAMPLES_START(rastan_samples)
	ADPCM_SAMPLE(0x00, 0x0000, 0x0200*2)
	ADPCM_SAMPLE(0x02, 0x0200, 0x0500*2)
	ADPCM_SAMPLE(0x07, 0x0700, 0x2100*2)
	ADPCM_SAMPLE(0x28, 0x2800, 0x3b00*2)
	ADPCM_SAMPLE(0x63, 0x6300, 0x4e00*2)
	ADPCM_SAMPLE(0xb1, 0xb100, 0x1600*2)
ADPCM_SAMPLES_END



static int rastan_hiload(void)
{
        void *f;

        /* check if the hi score table has already been initialized */
        if ((memcmp(&rastan_ram[0x140], "\x27\x31\x31\x00", 4) == 0) &&
            (memcmp(&rastan_ram[0x162], "\x59\x47\x4e\x54", 4) == 0))
        {

                if ((f = osd_fopen(Machine->gamedrv->name,0,OSD_FILETYPE_HIGHSCORE,0)) != 0)
                {
                        osd_fread(f,&rastan_ram[0x140],38);
                        WRITE_WORD(&rastan_spriteram[0xb4], 0x2a +
                                ((READ_WORD(&rastan_ram[0x142]) & 0x000f)));
                        WRITE_WORD(&rastan_spriteram[0xbc], 0x2a +
                                ((READ_WORD(&rastan_ram[0x142]) & 0x00f0) >> 4));
                        WRITE_WORD(&rastan_spriteram[0xc4], 0x2a +
                                ((READ_WORD(&rastan_ram[0x144]) & 0x0f00) >> 8));
                        WRITE_WORD(&rastan_spriteram[0xcc], 0x2a +
                                ((READ_WORD(&rastan_ram[0x144]) & 0xf000) >> 12));
                        WRITE_WORD(&rastan_spriteram[0xd4], 0x2a +
                                ((READ_WORD(&rastan_ram[0x144]) & 0x000f)));
                        WRITE_WORD(&rastan_spriteram[0xdc], 0x2a +
                                ((READ_WORD(&rastan_ram[0x144]) & 0x00f0) >> 4));
                        osd_fclose(f);
                }
                return 1;
        }
        else return 0;  /* we can't load the hi scores yet */
}


static void rastan_hisave(void)
{
        void *f;

        if ((f = osd_fopen(Machine->gamedrv->name,0,OSD_FILETYPE_HIGHSCORE,1)) != 0)
        {
                osd_fwrite(f,&rastan_ram[0x140],38);
                osd_fclose(f);
        }
}



struct GameDriver rastan_driver =
{
	__FILE__,
	0,
	"rastan",
	"Rastan",
	"1987",
	"Taito Japan",
	"Jarek Burczynski\nMarco Cassili",
	0,
	&machine_driver,
	0,

	rastan_rom,
	0, 0,
	0,
	(void *)rastan_samples,	/* sound_prom */

	rastan_input_ports,

	0, 0, 0,   /* colors, palette, colortable */
	ORIENTATION_DEFAULT,
	rastan_hiload, rastan_hisave
};

struct GameDriver rastsaga_driver =
{
	__FILE__,
	&rastan_driver,
	"rastsaga",
	"Rastan Saga",
	"1987",
	"Taito",
	"Jarek Burczynski\nMarco Cassili",
	0,
	&machine_driver,
	0,

	rastsaga_rom,
	0, 0,
	0,
	(void *)rastan_samples,	/* sound_prom */

	rastsaga_input_ports,

	0, 0, 0,   /* colors, palette, colortable */
	ORIENTATION_DEFAULT,
	rastan_hiload, rastan_hisave
};