ironhors.c

这个是延伸mame的在wince平台下的游戏模拟器的代码

{
	16,16,	/* 16*16 sprites */
	512,	/* 512 sprites */
	4,	/* 4 bits per pixel */
	{ 0, 1, 2, 3 },	/* the four bitplanes are packed in one nibble */
	{ 0*4, 1*4, 0x8000*8+0*4, 0x8000*8+1*4, 2*4, 3*4, 0x8000*8+2*4, 0x8000*8+3*4,
           16*8+0*4, 16*8+1*4, 16*8+0x8000*8+0*4, 16*8+0x8000*8+1*4, 16*8+2*4, 16*8+3*4, 16*8+0x8000*8+2*4, 16*8+0x8000*8+3*4 },
	{ 0*16, 1*16, 2*16, 3*16, 4*16, 5*16, 6*16, 7*16,
           16*16, 17*16, 18*16, 19*16, 20*16, 21*16, 22*16, 23*16 },
	64*8	/* every sprite takes 64 consecutive bytes */
};

static struct GfxDecodeInfo ironhors_gfxdecodeinfo[] =
{
	{ 1, 0x00000, &ironhors_charlayout,         0, 16*8 },
	{ 1, 0x10000, &ironhors_spritelayout, 16*8*16, 16*8 },
	{ 1, 0x10000, &ironhors_charlayout,   16*8*16, 16*8 },  /* to handle 8x8 sprites */
	{ -1 } /* end of array */
};


static struct GfxLayout farwest_charlayout =
{
	8,8,	/* 8*8 characters */
	2048,	/* 2048 characters */
	4,	/* 4 bits per pixel */
	{ 0, 2, 4, 6 },	/* the four bitplanes are packed in one byte */
	{ 3*8+1, 3*8+0, 0*8+1, 0*8+0, 1*8+1, 1*8+0, 2*8+1, 2*8+0 },
	{ 0*4*8, 1*4*8, 2*4*8, 3*4*8, 4*4*8, 5*4*8, 6*4*8, 7*4*8 },
	32*8	/* every char takes 32 consecutive bytes */
};

static struct GfxLayout farwest_spritelayout =
{
	16,16,	/* 16*16 sprites */
	512,	/* 512 sprites */
	4,	/* 4 bits per pixel */
	{ 0, 512*32*8, 2*512*32*8, 3*512*32*8 },	/* the four bitplanes are separated */
	{ 0, 1, 2, 3, 4, 5, 6, 7,
			16*8+0, 16*8+1, 16*8+2, 16*8+3, 16*8+4, 16*8+5, 16*8+6, 16*8+7 },
	{ 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8,
			8*8, 9*8, 10*8, 11*8, 12*8, 13*8, 14*8, 15*8 },
	32*8	/* every sprite takes 32 consecutive bytes */
};

static struct GfxLayout farwest_spritelayout2 =
{
	8,8,	/* 8*8 characters */
	2048,	/* 2048 characters */
	4,	/* 4 bits per pixel */
	{ 0, 2048*8*8, 2*2048*8*8, 3*2048*8*8 },	/* the four bitplanes are separated */
	{ 0, 1, 2, 3, 4, 5, 6, 7 },
	{ 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8 },
	8*8	/* every char takes 8 consecutive bytes */
};

static struct GfxDecodeInfo farwest_gfxdecodeinfo[] =
{
	{ 1, 0x00000, &farwest_charlayout,         0, 16*8 },
	{ 1, 0x10000, &farwest_spritelayout, 16*8*16, 16*8 },
	{ 1, 0x10000, &farwest_spritelayout2,16*8*16, 16*8 },  /* to handle 8x8 sprites */
	{ -1 } /* end of array */
};


static struct YM2203interface ym2203_interface =
{
	1,			/* 1 chip */
	1500000,	/* 1.5 MHz ? */
	{ YM2203_VOL(255,255) },
	{ 0 },
	{ 0 },
	{ 0 },
	{ 0 }
};



static struct MachineDriver ironhors_machine_driver =
{
	/* basic machine hardware */
	{
		{
			CPU_M6809,
			2500000,        /* 2.50 Mhz? */
			0,
			ironhors_readmem,ironhors_writemem,0,0,
			ironhors_interrupt,8
		},
		{
			CPU_Z80 | CPU_AUDIO_CPU,
			14318180/4,	/* ??  */
			3,	/* memory region #3 */
			ironhors_sound_readmem,ironhors_sound_writemem,ironhors_sound_readport,ironhors_sound_writeport,
			ignore_interrupt,1	/* interrupts are triggered by the main CPU */
		}
	},
	30, DEFAULT_30HZ_VBLANK_DURATION,	/* frames per second, vblank duration */
	1,	/* 1 CPU slice per frame - interleaving is forced when a sound command is written */
	ironhors_init_machine,

	/* video hardware */
	32*8, 32*8, { 1*8, 31*8-1, 2*8, 30*8-1 },
	ironhors_gfxdecodeinfo,
	256,16*8*16+16*8*16,
	ironhors_vh_convert_color_prom,

	VIDEO_TYPE_RASTER,
	0,
	generic_vh_start,
	generic_vh_stop,
	ironhors_vh_screenrefresh,

	/* sound hardware */
	0,0,0,0,
	{
		{
			SOUND_YM2203,
			&ym2203_interface
		}
	}
};

static struct MachineDriver farwest_machine_driver =
{
	/* basic machine hardware */
	{
		{
			CPU_M6809,
			2500000,        /* 2.50 Mhz? */
			0,
			ironhors_readmem,ironhors_writemem,0,0,
			ironhors_interrupt,8
		},
		{
			CPU_Z80 | CPU_AUDIO_CPU,
			14318180/4,	/* ??  */
			3,	/* memory region #3 */
			farwest_sound_readmem,farwest_sound_writemem,0,0,
			ignore_interrupt,1	/* interrupts are triggered by the main CPU */
		}
	},
	30, DEFAULT_30HZ_VBLANK_DURATION,	/* frames per second, vblank duration */
	1,	/* 1 CPU slice per frame - interleaving is forced when a sound command is written */
	ironhors_init_machine,

	/* video hardware */
	32*8, 32*8, { 1*8, 31*8-1, 2*8, 30*8-1 },
	farwest_gfxdecodeinfo,
	256,16*8*16+16*8*16,
	ironhors_vh_convert_color_prom,

	VIDEO_TYPE_RASTER,
	0,
	generic_vh_start,
	generic_vh_stop,
	ironhors_vh_screenrefresh,

	/* sound hardware */
	0,0,0,0,
	{
		{
			SOUND_YM2203,
			&ym2203_interface
		}
	}
};



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

  Game driver(s)

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

ROM_START( ironhors_rom )
	ROM_REGION(0x10000)	/* 64k for code */
	ROM_LOAD( "13c_h03.bin",  0x4000, 0x8000, 0x24539af1 )
	ROM_LOAD( "12c_h02.bin",  0xc000, 0x4000, 0xfab07f86 )

	ROM_REGION_DISPOSE(0x20000)	/* temporary space for graphics (disposed after conversion) */
	ROM_LOAD( "09f_h07.bin",  0x00000, 0x8000, 0xc761ec73 )
	ROM_LOAD( "06f_h04.bin",  0x08000, 0x8000, 0xc1486f61 )
	ROM_LOAD( "08f_h06.bin",  0x10000, 0x8000, 0xf21d8c93 )
	ROM_LOAD( "07f_h05.bin",  0x18000, 0x8000, 0x60107859 )

	ROM_REGION(0x500)	/* color/lookup proms */
	ROM_LOAD( "03f_h08.bin",  0x0000, 0x0100, 0x9f6ddf83 ) /* palette red */
	ROM_LOAD( "04f_h09.bin",  0x0100, 0x0100, 0xe6773825 ) /* palette green */
	ROM_LOAD( "05f_h10.bin",  0x0200, 0x0100, 0x30a57860 ) /* palette blue */
	ROM_LOAD( "10f_h12.bin",  0x0300, 0x0100, 0x5eb33e73 ) /* character lookup table */
	ROM_LOAD( "10f_h11.bin",  0x0400, 0x0100, 0xa63e37d8 ) /* sprite lookup table */

	ROM_REGION(0x10000)     /* 64k for audio cpu */
	ROM_LOAD( "10c_h01.bin",  0x0000, 0x4000, 0x2b17930f )
ROM_END

ROM_START( farwest_rom )
	ROM_REGION(0x12000)	/* 64k for code + 8k for extra ROM */
	ROM_LOAD( "ironhors.008", 0x04000, 0x4000, 0xb1c8246c )
	ROM_LOAD( "ironhors.009", 0x08000, 0x8000, 0xea34ecfc )
	ROM_LOAD( "ironhors.007", 0x10000, 0x2000, 0x471182b7 )	/* don't know what this is for */

	ROM_REGION_DISPOSE(0x20000)	/* temporary space for graphics (disposed after conversion) */
	ROM_LOAD( "ironhors.005", 0x00000, 0x8000, 0xf77e5b83 )
	ROM_LOAD( "ironhors.006", 0x08000, 0x8000, 0x7bbc0b51 )
	ROM_LOAD( "ironhors.001", 0x10000, 0x4000, 0xa8fc21d3 )
	ROM_LOAD( "ironhors.002", 0x14000, 0x4000, 0x9c1e5593 )
	ROM_LOAD( "ironhors.003", 0x18000, 0x4000, 0x3a0bf799 )
	ROM_LOAD( "ironhors.004", 0x1c000, 0x4000, 0x1fab18a3 )

	ROM_REGION(0x500)	/* color/lookup proms */
	ROM_LOAD( "ironcol.003",  0x0000, 0x0100, 0x3e3fca11 ) /* palette red */
	ROM_LOAD( "ironcol.001",  0x0100, 0x0100, 0xdfb13014 ) /* palette green */
	ROM_LOAD( "ironcol.002",  0x0200, 0x0100, 0x77c88430 ) /* palette blue */
	ROM_LOAD( "ironcol.004",  0x0300, 0x0100, 0x5eb33e73 ) /* character lookup table */
	ROM_LOAD( "ironcol.005",  0x0400, 0x0100, 0x15077b9c ) /* sprite lookup table */

	ROM_REGION(0x10000)     /* 64k for audio cpu */
	ROM_LOAD( "ironhors.010", 0x0000, 0x4000, 0xa28231a6 )
ROM_END



struct GameDriver ironhors_driver =
{
	__FILE__,
	0,
	"ironhors",
	"Iron Horse",
	"1986",
	"Konami",
	"Mirko Buffoni (MAME driver)\nPaul Swan (color info)",
	0,
	&ironhors_machine_driver,
	0,

	ironhors_rom,
	0, 0,
	0,
	0,

	ironhors_input_ports,

	PROM_MEMORY_REGION(2), 0, 0,
	ORIENTATION_DEFAULT,

	0, 0
};

struct GameDriver farwest_driver =
{
	__FILE__,
	&ironhors_driver,
	"farwest",
	"Far West",
	"1986",
	"bootleg?",
	"Mirko Buffoni (MAME driver)\nGerald Vanderick (color info)",
	GAME_NOT_WORKING,
	&farwest_machine_driver,
	0,

	farwest_rom,
	0, 0,
	0,
	0,

	ironhors_input_ports,

	PROM_MEMORY_REGION(2), 0, 0,
	ORIENTATION_DEFAULT,

	0, 0
};