vindictr.c

这个是延伸mame的在wince平台下的游戏模拟器的代码

	{ 0x280a, 0x280a, atarigen_6502_sound_r },
	{ 0x280c, 0x280c, vindictr_6502_switch_r },
	{ 0x280e, 0x280e, MRA_NOP },	/* IRQ ACK */
	{ 0x2c00, 0x2c0f, pokey1_r },
	{ 0x3000, 0x3fff, MRA_BANK8 },
	{ 0x4000, 0xffff, MRA_ROM },
	{ -1 }  /* end of table */
};


static struct MemoryWriteAddress vindictr_sound_writemem[] =
{
	{ 0x0000, 0x1fff, MWA_RAM },
	{ 0x2000, 0x2000, YM2151_register_port_0_w },
	{ 0x2001, 0x2001, YM2151_data_port_0_w },
	{ 0x280e, 0x280e, MWA_NOP },	/* IRQ ACK */
	{ 0x2a02, 0x2a02, atarigen_6502_sound_w },
	{ 0x2a04, 0x2a04, vindictr_6502_ctl_w },
	{ 0x2a06, 0x2a06, MWA_NOP },	/* mixer */
	{ 0x2c00, 0x2c0f, pokey1_w },
	{ 0x3000, 0xffff, MWA_ROM },
	{ -1 }  /* end of table */
};



/*************************************
 *
 *		Port definitions
 *
 *************************************/

INPUT_PORTS_START( vindictr_ports )
	PORT_START		/* 0x26000 high */
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_BUTTON1 | IPF_PLAYER1 )
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_BUTTON3 | IPF_PLAYER1 )
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_BUTTON2 | IPF_PLAYER1 )
	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_BUTTON4 | IPF_PLAYER1 )
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_JOYSTICKLEFT_UP    | IPF_PLAYER1 | IPF_2WAY )
	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_JOYSTICKRIGHT_UP   | IPF_PLAYER1 | IPF_2WAY )
	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_JOYSTICKLEFT_DOWN  | IPF_PLAYER1 | IPF_2WAY )
	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_JOYSTICKRIGHT_DOWN | IPF_PLAYER1 | IPF_2WAY )

	PORT_START		/* 0x26010 high */
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_BUTTON1 | IPF_PLAYER2 )
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_BUTTON3 | IPF_PLAYER2 )
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_BUTTON2 | IPF_PLAYER2 )
	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_BUTTON4 | IPF_PLAYER2 )
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_JOYSTICKLEFT_UP    | IPF_PLAYER2 | IPF_2WAY )
	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_JOYSTICKRIGHT_UP   | IPF_PLAYER2 | IPF_2WAY )
	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_JOYSTICKLEFT_DOWN  | IPF_PLAYER2 | IPF_2WAY )
	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_JOYSTICKRIGHT_DOWN | IPF_PLAYER2 | IPF_2WAY )

	PORT_START      /* 0x26010 low */
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_VBLANK )
	PORT_BITX(    0x02, 0x02, IPT_DIPSWITCH_NAME | IPF_TOGGLE, "Self Test", OSD_KEY_F2, IP_JOY_NONE, 0 )
	PORT_DIPSETTING(    0x02, "Off")
	PORT_DIPSETTING(    0x00, "On")
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_UNUSED )	/* Input buffer full (@260030) */
	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_UNUSED ) /* Output buffer full (@360030) */
	PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_UNUSED ) /* ADEOC, end of conversion */
	PORT_BIT( 0xe0, IP_ACTIVE_LOW, IPT_UNUSED )

	PORT_START	/* 0x26020 high */
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_START1 )
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_START2 )
	PORT_BIT( 0xfc, IP_ACTIVE_LOW, IPT_UNUSED )

	PORT_START	/* sound switch */
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_COIN1 )
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_COIN2 )
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_COIN3 )
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_UNUSED ) /* speech chip ready */
	PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_UNUSED ) /* output buffer full */
	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED ) /* input buffer full */
	PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNUSED ) /* self test */

	PORT_START	/* single joystick */
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP | IPF_8WAY | IPF_CHEAT | IPF_PLAYER1 )
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN | IPF_8WAY | IPF_CHEAT | IPF_PLAYER1 )
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT | IPF_8WAY | IPF_CHEAT | IPF_PLAYER1 )
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT | IPF_8WAY | IPF_CHEAT | IPF_PLAYER1 )

	PORT_START	/* single joystick */
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP | IPF_8WAY | IPF_CHEAT | IPF_PLAYER2 )
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN | IPF_8WAY | IPF_CHEAT | IPF_PLAYER2 )
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT | IPF_8WAY | IPF_CHEAT | IPF_PLAYER2 )
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT | IPF_8WAY | IPF_CHEAT | IPF_PLAYER2 )
INPUT_PORTS_END



/*************************************
 *
 *		Graphics definitions
 *
 *************************************/

static struct GfxLayout charlayout =
{
	8,8,	/* 8*8 chars */
	1024,	/* 1024 chars */
	2,		/* 2 bits per pixel */
	{ 0, 4 },
	{ 0, 1, 2, 3, 8, 9, 10, 11 },
	{ 0*16, 1*16, 2*16, 3*16, 4*16, 5*16, 6*16, 7*16 },
	8*16	/* every char takes 16 consecutive bytes */
};


static struct GfxLayout spritelayout =
{
	8,8,	/* 8*8 sprites */
	32768,	/* 32768 of them */
	4,		/* 4 bits per pixel */
	{ 0*8*0x40000, 1*8*0x40000, 2*8*0x40000, 3*8*0x40000 },
	{ 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 sprite takes 8 consecutive bytes */
};


static struct GfxDecodeInfo gfxdecodeinfo[] =
{
	{ 1, 0x100000, &charlayout,      0, 64 },		/* characters 8x8 */
	{ 1, 0x000000, &spritelayout,  256, 32 },		/* sprites & playfield */
	{ -1 } /* end of array */
};



/*************************************
 *
 *		Sound definitions
 *
 *************************************/

static struct POKEYinterface pokey_interface =
{
	1,	/* 1 chip */
	1789790,	/* 1.5 MHz??? */
	40,
	POKEY_DEFAULT_GAIN,
	NO_CLIP,
	/* The 8 pot handlers */
	{ 0 },
	{ 0 },
	{ 0 },
	{ 0 },
	{ 0 },
	{ 0 },
	{ 0 },
	{ 0 },
	/* The allpot handler */
	{ 0 }
};


static struct YM2151interface ym2151_interface =
{
	1,			/* 1 chip */
	3579580,	/* 3.58 MHZ ? */
	{ 80 },
	{ 0 }
};



/*************************************
 *
 *		Machine driver
 *
 *************************************/

static struct MachineDriver vindictr_machine_driver =
{
	/* basic machine hardware */
	{
		{
			CPU_M68000,
			7159160,		/* 7.159 Mhz */
			0,
			vindictr_readmem,vindictr_writemem,0,0,
			vindictr_interrupt,1
		},
		{
			CPU_M6502,
			1789790,		/* 1.791 Mhz */
			2,
			vindictr_sound_readmem,vindictr_sound_writemem,0,0,
			0,0,
			vindictr_sound_interrupt,250
		}
	},
	60, DEFAULT_REAL_60HZ_VBLANK_DURATION,	/* frames per second, vblank duration */
	10,
	vindictr_init_machine,

	/* video hardware */
	42*8, 30*8, { 0*8, 42*8-1, 0*8, 30*8-1 },
	gfxdecodeinfo,
	2048, 2048,
	0,

	VIDEO_TYPE_RASTER | VIDEO_MODIFIES_PALETTE | VIDEO_UPDATE_BEFORE_VBLANK,
	0,
	vindictr_vh_start,
	vindictr_vh_stop,
	vindictr_vh_screenrefresh,

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



/*************************************
 *
 *		ROM decoding
 *
 *************************************/

static void vindictr_rom_decode (void)
{
	int i;

	/* invert the graphics bits on the playfield and motion objects */
	for (i = 0; i < 0x100000; i++)
		Machine->memory_region[1][i] ^= 0xff;
}



/*************************************
 *
 *		ROM definition(s)
 *
 *************************************/

ROM_START( vindictr_rom )
	ROM_REGION(0x60000)	/* 6*64k for 68000 code */
	ROM_LOAD_EVEN( "vin.d1",       0x00000, 0x10000, 0x2e5135e4 )
	ROM_LOAD_ODD ( "vin.d3",       0x00000, 0x10000, 0xe357fa79 )
	ROM_LOAD_EVEN( "vin.j1",       0x20000, 0x10000, 0x44c77ee0 )
	ROM_LOAD_ODD ( "vin.j3",       0x20000, 0x10000, 0x4deaa77f )
	ROM_LOAD_EVEN( "vin.k1",       0x40000, 0x10000, 0x9a0444ee )
	ROM_LOAD_ODD ( "vin.k3",       0x40000, 0x10000, 0xd5022d78 )

	ROM_REGION_DISPOSE(0x104000)	/* temporary space for graphics (disposed after conversion) */
	ROM_LOAD( "vin.p13",      0x00000, 0x20000, 0x062f8e52 )
	ROM_LOAD( "vin.p14",      0x20000, 0x10000, 0x0e4366fa )
	ROM_RELOAD(          0x30000, 0x10000 )
	ROM_LOAD( "vin.p8",       0x40000, 0x20000, 0x09123b57 )
	ROM_LOAD( "vin.p6",       0x60000, 0x10000, 0x6b757bca )
	ROM_RELOAD(          0x70000, 0x10000 )
	ROM_LOAD( "vin.r13",      0x80000, 0x20000, 0xa5268c4f )
	ROM_LOAD( "vin.r14",      0xa0000, 0x10000, 0x609f619e )
	ROM_RELOAD(          0xb0000, 0x10000 )
	ROM_LOAD( "vin.r8",       0xc0000, 0x20000, 0x2d07fdaa )
	ROM_LOAD( "vin.r6",       0xe0000, 0x10000, 0x0a2aba63 )
	ROM_RELOAD(          0xf0000, 0x10000 )
	ROM_LOAD( "vin.n17",      0x100000, 0x04000, 0xf99b631a )        /* alpha font */

	ROM_REGION(0x14000)	/* 64k + 16k for 6502 code */
	ROM_LOAD( "vin.snd",      0x10000, 0x4000, 0xd2212c0a )
	ROM_CONTINUE(        0x04000, 0xc000 )
ROM_END



/*************************************
 *
 *		Game driver(s)
 *
 *************************************/

struct GameDriver vindictr_driver =
{
	__FILE__,
	0,
	"vindictr",
	"Vindicators",
	"1988",
	"Atari Games",
	"Aaron Giles (MAME driver)\nNeil Bradley (hardware information)",
	0,
	&vindictr_machine_driver,
	0,

	vindictr_rom,
	vindictr_rom_decode,
	0,
	0,
	0,	/* sound_prom */

	vindictr_ports,

	0, 0, 0,   /* colors, palette, colortable */
	ORIENTATION_DEFAULT,
	atarigen_hiload, atarigen_hisave
};