📄 zaccaria.c

📁 这个是延伸mame的在wince平台下的游戏模拟器的代码
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/***************************************************************************

Jack Rabbit memory map (preliminary)

0000-5fff ROM
6000-63ff Video RAM
6400-67ff Color RAM
7000-77ff RAM
8000-dfff ROM

read:
6400-6406 protection
6c00-6c06 protection
6c00      COIN
6e00      dip switches (three ports multiplexed)
7800      IN0
7801      IN1
7802      IN2
7c00      watchdog reset?

write:
6800-683f even addresses = column [row] scroll; odd addresses = column [row] color?
6840-685f sprites
6881-68bc sprites
6c02      ?
6c07      NMI enable
7802      e0/d0/b0 select port which will appear at 6e00

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

#include "driver.h"
#include "vidhrdw/generic.h"


extern unsigned char *zaccaria_attributesram;

void zaccaria_vh_convert_color_prom(unsigned char *palette, unsigned short *colortable,const unsigned char *color_prom);
void zaccaria_attributes_w(int offset,int data);
void zaccaria_vh_screenrefresh(struct osd_bitmap *bitmap,int full_refresh);

struct GameDriver monymony_driver;

int zaccaria_prot1_r(int offset)
{
	switch (offset)
	{
		case 0:
			return 0x50;	/* Money Money */

		case 4:
			return 0x40;	/* Jack Rabbit */

		case 6:
			if (Machine->gamedrv == &monymony_driver)
				return 0x70;	/* Money Money */
			return 0xa0;	/* Jack Rabbit */

		default:
			return 0;
	}
}

int zaccaria_prot2_r(int offset)
{
	switch (offset)
	{
		case 0:
			return input_port_6_r(0);	/* bits 4 and 5 must be 0 in Jack Rabbit */

		case 2:
			return 0x10;	/* Jack Rabbit */

		case 4:
			return 0x80;	/* Money Money */

		case 6:
			return 0x00;	/* Money Money */

		default:
			return 0;
	}
}


static int dsw;

void zaccaria_dsw_sel_w(int offset,int data)
{
	switch (data)
	{
		case 0xe0:
			dsw = 0;
			break;

		case 0xd0:
			dsw = 1;
			break;

		case 0xb0:
			dsw = 2;
			break;

		default:
			break;
	}
}

int zaccaria_dsw_r(int offset)
{
	return readinputport(dsw);
}



static struct MemoryReadAddress readmem[] =
{
	{ 0x0000, 0x5fff, MRA_ROM },
	{ 0x6000, 0x63ff, MRA_RAM },
	{ 0x6400, 0x6407, zaccaria_prot1_r },
	{ 0x6c00, 0x6c07, zaccaria_prot2_r },
	{ 0x6e00, 0x6e00, zaccaria_dsw_r },
	{ 0x7000, 0x77ff, MRA_RAM },
	{ 0x7800, 0x7800, input_port_3_r },
	{ 0x7801, 0x7801, input_port_4_r },
	{ 0x7802, 0x7802, input_port_5_r },
	{ 0x7c00, 0x7c00, watchdog_reset_r },	/* not sure */
	{ 0x8000, 0xdfff, MRA_ROM },
	{ -1 }	/* end of table */
};

static struct MemoryWriteAddress writemem[] =
{
	{ 0x0000, 0x5fff, MWA_ROM },
	{ 0x6000, 0x63ff, videoram_w, &videoram, &videoram_size },
	{ 0x6400, 0x67ff, colorram_w, &colorram },
	{ 0x6800, 0x683f, zaccaria_attributes_w, &zaccaria_attributesram },
	{ 0x6840, 0x685f, MWA_RAM, &spriteram, &spriteram_size },
	{ 0x6881, 0x68bc, MWA_RAM, &spriteram_2, &spriteram_2_size },
{ 0x6c02, 0x6c02, MWA_NOP },	/* ??? */
	{ 0x6c07, 0x6c07, interrupt_enable_w },
	{ 0x7000, 0x77ff, MWA_RAM },
	{ 0x7802, 0x7802, zaccaria_dsw_sel_w },
	{ 0x8000, 0xdfff, MWA_ROM },
	{ -1 }	/* end of table */
};



INPUT_PORTS_START( input_ports )
	PORT_START
	PORT_DIPNAME( 0x03, 0x01, "Lives", IP_KEY_NONE )
	PORT_DIPSETTING(    0x00, "2" )
	PORT_DIPSETTING(    0x01, "3" )
	PORT_DIPSETTING(    0x02, "4" )
	PORT_DIPSETTING(    0x03, "5" )
	PORT_DIPNAME( 0x04, 0x00, "Unknown", IP_KEY_NONE )
	PORT_DIPSETTING(    0x04, "Off" )
	PORT_DIPSETTING(    0x00, "On" )
	PORT_DIPNAME( 0x08, 0x00, "Unknown", IP_KEY_NONE )
	PORT_DIPSETTING(    0x08, "Off" )
	PORT_DIPSETTING(    0x00, "On" )
	PORT_DIPNAME( 0x10, 0x00, "Cabinet", IP_KEY_NONE )
	PORT_DIPSETTING(    0x00, "Upright" )
	PORT_DIPSETTING(    0x10, "Cocktail" )
	PORT_DIPNAME( 0x20, 0x00, "Freeze", IP_KEY_NONE )
	PORT_DIPSETTING(    0x00, "Off" )
	PORT_DIPSETTING(    0x20, "On" )
	PORT_DIPNAME( 0x40, 0x00, "Cross Hatch Pattern", IP_KEY_NONE )
	PORT_DIPSETTING(    0x00, "Off" )
	PORT_DIPSETTING(    0x40, "On" )
	PORT_DIPNAME( 0x80, 0x00, "Unknown", IP_KEY_NONE )
	PORT_DIPSETTING(    0x80, "Off" )
	PORT_DIPSETTING(    0x00, "On" )

	PORT_START
	PORT_DIPNAME( 0x01, 0x00, "Unknown", IP_KEY_NONE )
	PORT_DIPSETTING(    0x01, "Off" )
	PORT_DIPSETTING(    0x00, "On" )
	PORT_DIPNAME( 0x02, 0x00, "Unknown", IP_KEY_NONE )
	PORT_DIPSETTING(    0x02, "Off" )
	PORT_DIPSETTING(    0x00, "On" )
	PORT_DIPNAME( 0x04, 0x00, "Unknown", IP_KEY_NONE )
	PORT_DIPSETTING(    0x04, "Off" )
	PORT_DIPSETTING(    0x00, "On" )
	PORT_DIPNAME( 0x08, 0x00, "Unknown", IP_KEY_NONE )
	PORT_DIPSETTING(    0x08, "Off" )
	PORT_DIPSETTING(    0x00, "On" )
	PORT_DIPNAME( 0x10, 0x00, "Unknown", IP_KEY_NONE )
	PORT_DIPSETTING(    0x10, "Off" )
	PORT_DIPSETTING(    0x00, "On" )
	PORT_DIPNAME( 0x20, 0x00, "Unknown", IP_KEY_NONE )
	PORT_DIPSETTING(    0x20, "Off" )
	PORT_DIPSETTING(    0x00, "On" )
	PORT_DIPNAME( 0x40, 0x00, "Unknown", IP_KEY_NONE )
	PORT_DIPSETTING(    0x40, "Off" )
	PORT_DIPSETTING(    0x00, "On" )
	PORT_BITX(    0x80, 0x00, IPT_DIPSWITCH_NAME | IPF_TOGGLE, "Service Mode", OSD_KEY_F2, IP_JOY_NONE, 0 )
	PORT_DIPSETTING(    0x00, "Off" )
	PORT_DIPSETTING(    0x80, "On" )

	PORT_START
	PORT_DIPNAME( 0x03, 0x02, "Coin A", IP_KEY_NONE )
	PORT_DIPSETTING(    0x03, "2 Coins/1 Credit" )
	PORT_DIPSETTING(    0x02, "1 Coin/1 Credit" )
	PORT_DIPSETTING(    0x01, "1 Coin/2 Credits" )
	PORT_DIPSETTING(    0x00, "1 Coin/3 Credits" )
	PORT_DIPNAME( 0x8c, 0x84, "Coin B", IP_KEY_NONE )
	PORT_DIPSETTING(    0x8c, "4 Coins/1 Credit" )
	PORT_DIPSETTING(    0x88, "2 Coins/1 Credit" )
	PORT_DIPSETTING(    0x84, "1 Coin/1 Credit" )
	PORT_DIPSETTING(    0x80, "1 Coin/2 Credits" )
	PORT_DIPSETTING(    0x0c, "1 Coin/3 Credits" )
	PORT_DIPSETTING(    0x08, "1 Coin/4 Credits" )
	PORT_DIPSETTING(    0x04, "1 Coin/5 Credits" )
	PORT_DIPSETTING(    0x00, "1 Coin/6 Credits" )
	PORT_DIPNAME( 0x70, 0x50, "Coin C", IP_KEY_NONE )
	PORT_DIPSETTING(    0x70, "4 Coins/1 Credit" )
	PORT_DIPSETTING(    0x60, "2 Coins/1 Credit" )
	PORT_DIPSETTING(    0x50, "1 Coin/1 Credit" )
	PORT_DIPSETTING(    0x40, "1 Coin/2 Credits" )
	PORT_DIPSETTING(    0x30, "1 Coin/3 Credits" )
	PORT_DIPSETTING(    0x20, "1 Coin/4 Credits" )
	PORT_DIPSETTING(    0x10, "1 Coin/5 Credits" )
	PORT_DIPSETTING(    0x00, "1 Coin/7 Credits" )

	PORT_START
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT | IPF_8WAY )
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT | IPF_8WAY )
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_UNKNOWN )
	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_UNKNOWN )
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 )
	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_JOYSTICK_UP | IPF_8WAY )
	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN | IPF_8WAY )
	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN )

	PORT_START
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT | IPF_8WAY | IPF_COCKTAIL )
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT | IPF_8WAY | IPF_COCKTAIL )
	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNKNOWN )
	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN )
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 | IPF_COCKTAIL )
	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_JOYSTICK_UP | IPF_8WAY | IPF_COCKTAIL )
	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN | IPF_8WAY | IPF_COCKTAIL )
	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN )

	PORT_START
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_START1 )
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_START2 )
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_TILT )	/* I think */
	PORT_BIT( 0xf8, IP_ACTIVE_LOW, IPT_UNKNOWN )

	PORT_START
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN1 )
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_COIN2 )
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_COIN3 )
	PORT_BIT( 0x30, 0x00, IPT_UNKNOWN )	/* protection check in Jack Rabbit - must be 0 */
	PORT_BIT( 0xc8, IP_ACTIVE_LOW, IPT_UNKNOWN )
INPUT_PORTS_END



static struct GfxLayout charlayout =
{
	8,8,	/* 8*8 characters */
	1024,	/* 1024 characters */
	3,	/* 3 bits per pixel */
	{ 2*1024*8*8, 1*1024*8*8, 0*1024*8*8},
	{ 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 GfxLayout spritelayout =
{
	16,16,	/* 16*16 sprites */
	256,	/* 256 sprites */
	3,	/* 3 bits per pixel */
	{ 2*1024*8*8, 1*1024*8*8, 0*1024*8*8},
	{ 0, 1, 2, 3, 4, 5, 6, 7,
			8*8+0, 8*8+1, 8*8+2, 8*8+3, 8*8+4, 8*8+5, 8*8+6, 8*8+7 },
	{ 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8,
			16*8, 17*8, 18*8, 19*8, 20*8, 21*8, 22*8, 23*8 },
	32*8	/* every sprite takes 32 consecutive bytes */
};

static struct GfxDecodeInfo gfxdecodeinfo[] =
{
	{ 1, 0x0000, &charlayout,      0, 32 },
	{ 1, 0x0000, &spritelayout, 32*8, 32 },
	{ -1 } /* end of array */
};



static struct MachineDriver machine_driver =
{
	/* basic machine hardware */
	{
		{
			CPU_Z80,
			3000000,	/* 3 Mhz ????? */
			0,
			readmem,writemem,0,0,
			nmi_interrupt,1
		}
	},
	60, DEFAULT_60HZ_VBLANK_DURATION,	/* frames per second, vblank duration */
	1,	/* single CPU, no need for interleaving */
	0,

	/* video hardware */
	32*8, 32*8, { 0*8, 32*8-1, 2*8, 30*8-1 },
	gfxdecodeinfo,
	512, 32*8+32*8,
	zaccaria_vh_convert_color_prom,

	VIDEO_TYPE_RASTER,
	0,
	generic_vh_start,
	generic_vh_stop,
	zaccaria_vh_screenrefresh,

	/* sound hardware */
	0,0,0,0,
};
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