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path: root/src/mame/drivers/crospang.cpp
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// license:BSD-3-Clause
// copyright-holders:Pierpaolo Prazzoli, David Haywood
/*

      F2 System
         "bootleg tumble pop" hardware (like tumbleb.cpp)

  Driver by Pierpaolo Prazzoli with some bits by David Haywood


  Cross Pang        (c)1998 F2 System
  Heuk Sun Baek Sa  (c)1997 Oksan / F2 System
  Bestri            (c)1998 F2 System

  No Copyright Notice is displayed for Cross Pang however http://www.f2.co.kr
  at one time did list it as being by F2 System, Released April 1998

  Cross Pang:
    Audio Test isn't correct when a sound is tested, instead musics are right.
    The sample rom says 'Oksan' (Oksan made Pass, its unclear how they are
    related to Cross Pang)
  Bestri:
    Bestri includes Heuk San Baek Sa as one of it's three sub games.

  2008-08
  Added Service dipswitch and dip locations based on Service Mode.
*/

#include "emu.h"
#include "includes/crospang.h"

#include "cpu/z80/z80.h"
#include "cpu/m68000/m68000.h"
#include "sound/okim6295.h"
#include "sound/3812intf.h"
#include "emupal.h"
#include "screen.h"
#include "speaker.h"


/* main cpu */

void crospang_state::base_map(address_map &map)
{
	map(0x000000, 0x0fffff).rom().nopw(); // writes to rom quite often

	map(0x100000, 0x100001).w(FUNC(crospang_state::tilebank_select_w));
	map(0x10000e, 0x10000f).w(FUNC(crospang_state::tilebank_data_w));

	map(0x120000, 0x1207ff).ram().w(FUNC(crospang_state::fg_videoram_w)).share("fg_videoram");
	map(0x122000, 0x1227ff).ram().w(FUNC(crospang_state::bg_videoram_w)).share("bg_videoram");
	map(0x200000, 0x2005ff).ram().w("palette", FUNC(palette_device::write16)).share("palette");
	map(0x210000, 0x2107ff).ram().share("spriteram");
	map(0x270001, 0x270001).w(m_soundlatch, FUNC(generic_latch_8_device::write));
	map(0x270004, 0x270007).nopw(); // ??
	map(0x280000, 0x280001).portr("P1_P2");
	map(0x280002, 0x280003).portr("COIN");
	map(0x280004, 0x280005).portr("DSW");
}

// the main RAM and scroll values move around / scrambled between games

void crospang_state::crospang_map(address_map &map)
{
	base_map(map);

	map(0x100002, 0x100003).w(FUNC(crospang_state::fg_scrolly_w));
	map(0x100004, 0x100005).w(FUNC(crospang_state::bg_scrollx_w));
	map(0x100006, 0x100007).w(FUNC(crospang_state::bg_scrolly_w));
	map(0x100008, 0x100009).w(FUNC(crospang_state::fg_scrollx_w));

	map(0x320000, 0x32ffff).ram();
}

void crospang_state::pitapat_map(address_map &map)
{
	base_map(map);

	map(0x100002, 0x100003).w(FUNC(crospang_state::fg_scrolly_w));
	map(0x100004, 0x100005).w(FUNC(crospang_state::bg_scrollx_w));
	map(0x100006, 0x100007).w(FUNC(crospang_state::bg_scrolly_w));
	map(0x100008, 0x100009).w(FUNC(crospang_state::fg_scrollx_w));

	map(0x300000, 0x30ffff).ram();
}

void crospang_state::bestri_map(address_map &map)
{
	base_map(map);

	map(0x100004, 0x100005).w(FUNC(crospang_state::bestri_fg_scrollx_w));
	map(0x100006, 0x100007).w(FUNC(crospang_state::bestri_fg_scrolly_w));
	map(0x10000a, 0x10000b).w(FUNC(crospang_state::bestri_bg_scrolly_w));
	map(0x10000c, 0x10000d).w(FUNC(crospang_state::bestri_bg_scrollx_w));

	map(0x3a0000, 0x3affff).ram();
}

void crospang_state::bestria_map(address_map &map)
{
	base_map(map);

	map(0x100006, 0x100007).w(FUNC(crospang_state::bestri_fg_scrollx_w));
	map(0x100008, 0x100009).w(FUNC(crospang_state::bestri_fg_scrolly_w));
	map(0x10000a, 0x10000b).w(FUNC(crospang_state::bestri_bg_scrollx_w));
	map(0x10000c, 0x10000d).w(FUNC(crospang_state::bestri_bg_scrolly_w));

	map(0x340000, 0x34ffff).ram();
}

/* sound cpu */

void crospang_state::sound_map(address_map &map)
{
	map(0x0000, 0xbfff).rom();
	map(0xc000, 0xc7ff).ram();
}

void crospang_state::sound_io_map(address_map &map)
{
	map.global_mask(0xff);
	map(0x00, 0x01).rw("ymsnd", FUNC(ym3812_device::read), FUNC(ym3812_device::write));
	map(0x02, 0x02).rw("oki", FUNC(okim6295_device::read), FUNC(okim6295_device::write));
	map(0x06, 0x06).r(m_soundlatch, FUNC(generic_latch_8_device::read));
}


/* verified from M68000 code */
static INPUT_PORTS_START( crospang )
	PORT_START("P1_P2")
	PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_JOYSTICK_UP )    PORT_4WAY PORT_PLAYER(1)
	PORT_BIT( 0x0002, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN )  PORT_4WAY PORT_PLAYER(1)
	PORT_BIT( 0x0004, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT )  PORT_4WAY PORT_PLAYER(1)
	PORT_BIT( 0x0008, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_4WAY PORT_PLAYER(1)
	PORT_BIT( 0x0010, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1)
	PORT_BIT( 0x0020, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(1)
	PORT_BIT( 0x0040, IP_ACTIVE_LOW, IPT_UNKNOWN )
	PORT_BIT( 0x0080, IP_ACTIVE_LOW, IPT_START1 )
	PORT_BIT( 0x0100, IP_ACTIVE_LOW, IPT_JOYSTICK_UP )    PORT_4WAY PORT_PLAYER(2)
	PORT_BIT( 0x0200, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN )  PORT_4WAY PORT_PLAYER(2)
	PORT_BIT( 0x0400, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT )  PORT_4WAY PORT_PLAYER(2)
	PORT_BIT( 0x0800, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_4WAY PORT_PLAYER(2)
	PORT_BIT( 0x1000, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2)
	PORT_BIT( 0x2000, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2)
	PORT_BIT( 0x4000, IP_ACTIVE_LOW, IPT_UNKNOWN )
	PORT_BIT( 0x8000, IP_ACTIVE_LOW, IPT_START2 )

	PORT_START("COIN")
	PORT_BIT( 0x00ff, IP_ACTIVE_LOW, IPT_UNKNOWN )
	PORT_BIT( 0x0100, IP_ACTIVE_LOW, IPT_COIN1 )
	PORT_BIT( 0x0200, IP_ACTIVE_LOW, IPT_COIN2 )
	PORT_BIT( 0xfc00, IP_ACTIVE_LOW, IPT_UNKNOWN )

	PORT_START("DSW")
	PORT_DIPNAME( 0x0003, 0x0002, DEF_STR( Coinage ) )      PORT_DIPLOCATION("SW1:1,2")
	PORT_DIPSETTING(      0x0000, DEF_STR( 3C_1C ) )
	PORT_DIPSETTING(      0x0001, DEF_STR( 2C_1C ) )
	PORT_DIPSETTING(      0x0002, DEF_STR( 1C_1C ) )
	PORT_DIPSETTING(      0x0003, DEF_STR( 1C_2C ) )
	PORT_DIPNAME( 0x000c, 0x000c, DEF_STR( Difficulty ) )   PORT_DIPLOCATION("SW1:3,4")   /* to be confirmed */
	PORT_DIPSETTING(      0x0008, DEF_STR( Easy ) )         /* table at 0x02ee2c */
	PORT_DIPSETTING(      0x000c, DEF_STR( Medium ) )       /* table at 0x02e88c */
	PORT_DIPSETTING(      0x0000, DEF_STR( Hard ) )         /* table at 0x02f96c */
	PORT_DIPSETTING(      0x0004, DEF_STR( Hardest ) )      /* table at 0x02f3cc */
	PORT_DIPNAME( 0x0010, 0x0010, "Bonus Power (Points)" )  PORT_DIPLOCATION("SW1:5")
	PORT_DIPSETTING(      0x0010, "5k 20k 15k+" )
	PORT_DIPSETTING(      0x0000, "8k 23k 15k+" )
	PORT_DIPNAME( 0x0020, 0x0020, "Number of Powers" )      PORT_DIPLOCATION("SW1:6")
	PORT_DIPSETTING(      0x0000, "1" )
	PORT_DIPSETTING(      0x0020, "2" )
	PORT_DIPNAME( 0x00c0, 0x0040, "Extra Balls per Move" )  PORT_DIPLOCATION("SW1:7,8")
	PORT_DIPSETTING(      0x00c0, "1" )
	PORT_DIPSETTING(      0x0080, "2" )
	PORT_DIPSETTING(      0x0040, "3" )
	PORT_DIPSETTING(      0x0000, "4" )
	PORT_DIPNAME( 0x0300, 0x0300, DEF_STR( Unknown ) )      PORT_DIPLOCATION("SW2:1,2")   /* code at 0x021672 - occurs after level 6 */
	PORT_DIPSETTING(      0x0300, "6/7" )
	PORT_DIPSETTING(      0x0200, "7/8" )
	PORT_DIPSETTING(      0x0100, "8/9" )
	PORT_DIPSETTING(      0x0000, "9/10" )
	PORT_DIPNAME( 0x0400, 0x0400, "Bonus Power (Bomb)" )    PORT_DIPLOCATION("SW2:3")
	PORT_DIPSETTING(      0x0400, "3 Chain Reactions" )
	PORT_DIPSETTING(      0x0000, "4 Chain Reactions" )
	PORT_DIPNAME( 0x1800, 0x1800, "Minimum Balls per Row" ) PORT_DIPLOCATION("SW2:4,5")
	PORT_DIPSETTING(      0x1800, "3" )
	PORT_DIPSETTING(      0x1000, "4" )
	PORT_DIPSETTING(      0x0800, "5" )
	PORT_DIPSETTING(      0x0000, "6" )
	PORT_DIPUNUSED_DIPLOC( 0x2000, 0x2000, "SW2:6" )        /* stored at 0x325414.w but not read back */
	PORT_SERVICE_DIPLOC( 0x4000, IP_ACTIVE_LOW, "SW2:7" )
	PORT_DIPUNUSED_DIPLOC( 0x8000, 0x8000, "SW2:8" )        /* stored at 0x325418.w but not read back */
INPUT_PORTS_END

/* verified from M68000 code */
static INPUT_PORTS_START( heuksun )
	PORT_START("P1_P2")
	PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_JOYSTICK_UP )    PORT_4WAY PORT_PLAYER(1)
	PORT_BIT( 0x0002, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN )  PORT_4WAY PORT_PLAYER(1)
	PORT_BIT( 0x0004, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT )  PORT_4WAY PORT_PLAYER(1)
	PORT_BIT( 0x0008, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_4WAY PORT_PLAYER(1)
	PORT_BIT( 0x0010, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1)
	PORT_BIT( 0x0020, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(1)
	PORT_BIT( 0x0040, IP_ACTIVE_LOW, IPT_UNKNOWN )
	PORT_BIT( 0x0080, IP_ACTIVE_LOW, IPT_START1 )
	PORT_BIT( 0x0100, IP_ACTIVE_LOW, IPT_JOYSTICK_UP )    PORT_4WAY PORT_PLAYER(2)
	PORT_BIT( 0x0200, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN )  PORT_4WAY PORT_PLAYER(2)
	PORT_BIT( 0x0400, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT )  PORT_4WAY PORT_PLAYER(2)
	PORT_BIT( 0x0800, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_4WAY PORT_PLAYER(2)
	PORT_BIT( 0x1000, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2)
	PORT_BIT( 0x2000, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2)
	PORT_BIT( 0x4000, IP_ACTIVE_LOW, IPT_UNKNOWN )
	PORT_BIT( 0x8000, IP_ACTIVE_LOW, IPT_START2 )

	PORT_START("COIN")
	PORT_BIT( 0x00ff, IP_ACTIVE_LOW, IPT_UNKNOWN )
	PORT_BIT( 0x0100, IP_ACTIVE_LOW, IPT_COIN1 )
	PORT_BIT( 0x0200, IP_ACTIVE_LOW, IPT_COIN2 )
	PORT_BIT( 0xfc00, IP_ACTIVE_LOW, IPT_UNKNOWN )

	PORT_START("DSW")
	PORT_DIPNAME( 0x0003, 0x0002, DEF_STR( Coinage ) ) PORT_DIPLOCATION("SW1:1,2")
	PORT_DIPSETTING(      0x0000, DEF_STR( 3C_1C ) )
	PORT_DIPSETTING(      0x0001, DEF_STR( 2C_1C ) )
	PORT_DIPSETTING(      0x0002, DEF_STR( 1C_1C ) )
	PORT_DIPSETTING(      0x0003, DEF_STR( 1C_2C ) )
	PORT_DIPNAME( 0x000c, 0x000c, DEF_STR( Difficulty ) )   PORT_DIPLOCATION("SW1:3,4")   /* stored at 0x324632.w */
	PORT_DIPSETTING(      0x000c, DEF_STR( Easy ) )         /* 1 */
	PORT_DIPSETTING(      0x0008, DEF_STR( Medium ) )       /* 2 */
	PORT_DIPSETTING(      0x0004, DEF_STR( Hard ) )         /* 3 */
	PORT_DIPSETTING(      0x0000, DEF_STR( Hardest ) )      /* 4 */
	PORT_DIPNAME( 0x0010, 0x0010, "Help Penalty (Heuk Sun)" ) PORT_DIPLOCATION("SW1:5")   /* code at 0x01878e and 0x0187f6 */
	PORT_DIPSETTING(      0x0010, "Constant" )
	PORT_DIPSETTING(      0x0000, "Variable" )              /* based on "Difficulty" Dip Switch */
	PORT_DIPUNUSED_DIPLOC( 0x0020, 0x0020, "SW1:6" )        /* read once during initialisation but not even stored */
	PORT_DIPUNKNOWN_DIPLOC( 0x0040, 0x0040, "SW1:7" )       /* stored at 0x32463a.w but not read back ? */
	PORT_SERVICE_DIPLOC( 0x0080, IP_ACTIVE_LOW, "SW1:8" )
	/* bits are tested from most to less significant - code at 0x01023e */
	PORT_DIPNAME( 0xff00, 0xff00, DEF_STR( Unknown ) )      PORT_DIPLOCATION("SW2:1,2,3,4,5,6,7,8") /* stored at 0x324662.w but not read back ? */
	PORT_DIPSETTING(      0xff00, "0" )
	PORT_DIPSETTING(      0xfe00, "1" )
	PORT_DIPSETTING(      0xfd00, "2" )
	PORT_DIPSETTING(      0xfb00, "3" )
	PORT_DIPSETTING(      0xf700, "4" )
	PORT_DIPSETTING(      0xef00, "5" )
	PORT_DIPSETTING(      0xdf00, "6" )
	PORT_DIPSETTING(      0xbf00, "7" )
	PORT_DIPSETTING(      0x7f00, "8" )
INPUT_PORTS_END

/* verified from M68000 code */
static INPUT_PORTS_START( bestri )
	PORT_START("P1_P2")
	PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_JOYSTICK_UP )    PORT_4WAY PORT_PLAYER(1)
	PORT_BIT( 0x0002, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN )  PORT_4WAY PORT_PLAYER(1)
	PORT_BIT( 0x0004, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT )  PORT_4WAY PORT_PLAYER(1)
	PORT_BIT( 0x0008, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_4WAY PORT_PLAYER(1)
	PORT_BIT( 0x0010, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1)
	PORT_BIT( 0x0020, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(1)
	PORT_BIT( 0x0040, IP_ACTIVE_LOW, IPT_UNKNOWN )
	PORT_BIT( 0x0080, IP_ACTIVE_LOW, IPT_START1 )
	PORT_BIT( 0x0100, IP_ACTIVE_LOW, IPT_JOYSTICK_UP )    PORT_4WAY PORT_PLAYER(2)
	PORT_BIT( 0x0200, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN )  PORT_4WAY PORT_PLAYER(2)
	PORT_BIT( 0x0400, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT )  PORT_4WAY PORT_PLAYER(2)
	PORT_BIT( 0x0800, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_4WAY PORT_PLAYER(2)
	PORT_BIT( 0x1000, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2)
	PORT_BIT( 0x2000, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2)
	PORT_BIT( 0x4000, IP_ACTIVE_LOW, IPT_UNKNOWN )
	PORT_BIT( 0x8000, IP_ACTIVE_LOW, IPT_START2 )

	PORT_START("COIN")
	PORT_BIT( 0x00ff, IP_ACTIVE_LOW, IPT_UNKNOWN )
	PORT_BIT( 0x0100, IP_ACTIVE_LOW, IPT_COIN1 )
	PORT_BIT( 0x0200, IP_ACTIVE_LOW, IPT_COIN2 )
	PORT_BIT( 0xfc00, IP_ACTIVE_LOW, IPT_UNKNOWN )

	PORT_START("DSW")
	PORT_SERVICE_DIPLOC( 0x0001, IP_ACTIVE_LOW, "SW1:1" )
	PORT_DIPNAME( 0x0006, 0x0002, DEF_STR( Coinage ) )      PORT_DIPLOCATION("SW1:2,3")
	PORT_DIPSETTING(      0x0000, DEF_STR( 3C_1C ) )
	PORT_DIPSETTING(      0x0004, DEF_STR( 2C_1C ) )
	PORT_DIPSETTING(      0x0002, DEF_STR( 1C_1C ) )
	PORT_DIPSETTING(      0x0006, DEF_STR( 1C_2C ) )
	PORT_DIPNAME( 0x0018, 0x0018, DEF_STR( Difficulty ) )   PORT_DIPLOCATION("SW1:4,5")   /* stored at 0x3a6f78.w */
	PORT_DIPSETTING(      0x0018, DEF_STR( Easy ) )         /* 1 */
	PORT_DIPSETTING(      0x0008, DEF_STR( Medium ) )       /* 2 */
	PORT_DIPSETTING(      0x0010, DEF_STR( Hard ) )         /* 3 */
	PORT_DIPSETTING(      0x0000, DEF_STR( Hardest ) )      /* 4 */
	PORT_DIPNAME( 0x0020, 0x0020, "Help Penalty (Heuk Sun)" ) PORT_DIPLOCATION("SW1:6")   /* code at 0x0b7152 and 0x07b1ba */
	PORT_DIPSETTING(      0x0020, "Constant" )
	PORT_DIPSETTING(      0x0000, "Variable" )              /* based on "Difficulty" Dip Switch */
	PORT_DIPNAME( 0x00c0, 0x00c0, "Girls" )                 PORT_DIPLOCATION("SW1:7,8")   /* stored at 0x3a6faa.w */
	PORT_DIPSETTING(      0x00c0, DEF_STR( No ) )
	PORT_DIPSETTING(      0x0080, DEF_STR( Yes ) )
	PORT_DIPSETTING(      0x0040, "No (duplicate 1)" )
	PORT_DIPSETTING(      0x0000, "No (duplicate 2)" )
	PORT_DIPNAME( 0x0700, 0x0700, DEF_STR( Unknown ) )      PORT_DIPLOCATION("SW2:1,2,3") /* stored at 0x3a6fa6.w but not read back ? */
	PORT_DIPSETTING(      0x0700, "0" )
	PORT_DIPSETTING(      0x0300, "1" )
	PORT_DIPSETTING(      0x0500, "2" )
	PORT_DIPSETTING(      0x0100, "3" )
	PORT_DIPSETTING(      0x0600, "4" )
	PORT_DIPSETTING(      0x0200, "5" )
	PORT_DIPSETTING(      0x0400, "6" )
	PORT_DIPSETTING(      0x0000, "7" )
	PORT_DIPNAME( 0x1800, 0x1800, "Unknown (Die Break)" )   PORT_DIPLOCATION("SW2:4,5")   /* stored at 0x3a6fa8.w */
	PORT_DIPSETTING(      0x1800, "0" )
	PORT_DIPSETTING(      0x0800, "1" )
	PORT_DIPSETTING(      0x1000, "2" )
	PORT_DIPSETTING(      0x0000, "3" )
	PORT_DIPNAME( 0x2000, 0x2000, "Time (Penta)" )          PORT_DIPLOCATION("SW2:6")     /* stored at 0x3a6fac.w */
	PORT_DIPSETTING(      0x0000, "60" )
	PORT_DIPSETTING(      0x2000, "90" )
	PORT_DIPUNUSED_DIPLOC( 0x4000, 0x4000, "SW2:7" )        /* read once during initialisation but not even stored */
	PORT_DIPUNUSED_DIPLOC( 0x8000, 0x8000, "SW2:8" )        /* read once during initialisation but not even stored */
INPUT_PORTS_END

static INPUT_PORTS_START( pitapat )
	PORT_START("P1_P2")
	PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_JOYSTICK_UP )    PORT_4WAY PORT_PLAYER(1)
	PORT_BIT( 0x0002, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN )  PORT_4WAY PORT_PLAYER(1)
	PORT_BIT( 0x0004, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT )  PORT_4WAY PORT_PLAYER(1)
	PORT_BIT( 0x0008, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_4WAY PORT_PLAYER(1)
	PORT_BIT( 0x0010, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1)
	PORT_BIT( 0x0020, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(1)
	PORT_BIT( 0x0040, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(1)
	PORT_BIT( 0x0080, IP_ACTIVE_LOW, IPT_START1 )
	PORT_BIT( 0x0100, IP_ACTIVE_LOW, IPT_JOYSTICK_UP )    PORT_4WAY PORT_PLAYER(2)
	PORT_BIT( 0x0200, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN )  PORT_4WAY PORT_PLAYER(2)
	PORT_BIT( 0x0400, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT )  PORT_4WAY PORT_PLAYER(2)
	PORT_BIT( 0x0800, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_4WAY PORT_PLAYER(2)
	PORT_BIT( 0x1000, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2)
	PORT_BIT( 0x2000, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2)
	PORT_BIT( 0x4000, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(2)
	PORT_BIT( 0x8000, IP_ACTIVE_LOW, IPT_START2 )

	PORT_START("COIN")
	PORT_BIT( 0x00ff, IP_ACTIVE_LOW, IPT_UNKNOWN )
	PORT_BIT( 0x0100, IP_ACTIVE_LOW, IPT_COIN1 )
	PORT_BIT( 0x0200, IP_ACTIVE_LOW, IPT_COIN2 )
	PORT_BIT( 0xfc00, IP_ACTIVE_LOW, IPT_UNKNOWN )

	PORT_START("DSW")
	PORT_DIPNAME( 0x0003, 0x0003, DEF_STR( Coinage ) ) PORT_DIPLOCATION("SW1:1,2")
	PORT_DIPSETTING(      0x0001, DEF_STR( 3C_1C ) )
	PORT_DIPSETTING(      0x0002, DEF_STR( 2C_1C ) )
	PORT_DIPSETTING(      0x0003, DEF_STR( 1C_1C ) )
	PORT_DIPSETTING(      0x0000, DEF_STR( 1C_2C ) )
	PORT_DIPNAME( 0x0004, 0x0004, "Boxes to Marvels" ) PORT_DIPLOCATION("SW1:3")
	PORT_DIPSETTING(      0x0004, "1" )
	PORT_DIPSETTING(      0x0000, "2" )
	PORT_DIPNAME( 0x0008, 0x0008, DEF_STR( Unknown ) ) PORT_DIPLOCATION("SW1:4")
	PORT_DIPSETTING(      0x0008, DEF_STR( Off ) )
	PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
	PORT_DIPNAME( 0x0010, 0x0010, DEF_STR( Unknown ) ) PORT_DIPLOCATION("SW1:5")
	PORT_DIPSETTING(      0x0010, DEF_STR( Off ) )
	PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
	PORT_DIPNAME( 0x0020, 0x0020, DEF_STR( Unknown ) ) PORT_DIPLOCATION("SW1:6")
	PORT_DIPSETTING(      0x0020, DEF_STR( Off ) )
	PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
	PORT_DIPNAME( 0x0040, 0x0040, DEF_STR( Unknown ) ) PORT_DIPLOCATION("SW1:7")
	PORT_DIPSETTING(      0x0040, DEF_STR( Off ) )
	PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
	PORT_SERVICE_DIPLOC( 0x0080, IP_ACTIVE_LOW, "SW1:8" )
	PORT_DIPNAME( 0x0100, 0x0100, DEF_STR( Unknown ) ) PORT_DIPLOCATION("SW2:1")
	PORT_DIPSETTING(      0x0100, DEF_STR( Off ) )
	PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
	PORT_DIPNAME( 0x0200, 0x0200, DEF_STR( Unknown ) ) PORT_DIPLOCATION("SW2:2")
	PORT_DIPSETTING(      0x0200, DEF_STR( Off ) )
	PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
	PORT_DIPNAME( 0x0400, 0x0400, DEF_STR( Unknown ) ) PORT_DIPLOCATION("SW2:3")
	PORT_DIPSETTING(      0x0400, DEF_STR( Off ) )
	PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
	PORT_DIPNAME( 0x0800, 0x0800, DEF_STR( Unknown ) ) PORT_DIPLOCATION("SW2:4")
	PORT_DIPSETTING(      0x0800, DEF_STR( Off ) )
	PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
	PORT_DIPNAME( 0x1000, 0x1000, DEF_STR( Unknown ) ) PORT_DIPLOCATION("SW2:5")
	PORT_DIPSETTING(      0x1000, DEF_STR( Off ) )
	PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
	PORT_DIPNAME( 0x2000, 0x2000, DEF_STR( Unknown ) ) PORT_DIPLOCATION("SW2:6")
	PORT_DIPSETTING(      0x2000, DEF_STR( Off ) )
	PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
	PORT_DIPNAME( 0x4000, 0x4000, DEF_STR( Unknown ) ) PORT_DIPLOCATION("SW2:7") // this and the following dip might be difficulty related. By having one or both of them on, most of the times you win the first round without doing anything
	PORT_DIPSETTING(      0x4000, DEF_STR( Off ) )
	PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
	PORT_DIPNAME( 0x8000, 0x8000, DEF_STR( Unknown ) ) PORT_DIPLOCATION("SW2:8")
	PORT_DIPSETTING(      0x8000, DEF_STR( Off ) )
	PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
INPUT_PORTS_END

static const gfx_layout tlayout =
{
	16,16,
	RGN_FRAC(1,2),
	4,
	{ RGN_FRAC(1,2)+8, RGN_FRAC(1,2)+0, 8, 0 },
	{ STEP8(8*2*16,1), STEP8(0,1) },
	{ STEP16(0,8*2) },
	64*8
};

static const gfx_layout tlayout_alt =
{
	16,16,
	RGN_FRAC(1,2),
	4,
	{ 8, 0, RGN_FRAC(1,2)+8, RGN_FRAC(1,2)+0 },
	{ STEP8(0,1), STEP8(8*2*16,1) },
	{ STEP16(0,8*2) },
	64*8
};


static GFXDECODE_START( gfx_crospang )
	GFXDECODE_ENTRY( "gfx2", 0, tlayout,       0, 64 )  /* Sprites 16x16 */
	GFXDECODE_ENTRY( "gfx1", 0, tlayout_alt,   0, 64 )  /* Tiles 16x16 */
GFXDECODE_END

void crospang_state::machine_start()
{
	save_item(NAME(m_tilebank));
	save_item(NAME(m_tilebankselect));
}

void crospang_state::machine_reset()
{
	m_tilebank[0] = 0x00;
	m_tilebank[1] = 0x01;
	m_tilebank[2] = 0x02;
	m_tilebank[3] = 0x03;

	m_tilebankselect = 0;
}

void crospang_state::crospang(machine_config &config)
{
	/* basic machine hardware */
	M68000(config, m_maincpu, XTAL(14'318'181)/2); /* 68000P10 @ 7.15909MHz */
	m_maincpu->set_addrmap(AS_PROGRAM, &crospang_state::crospang_map);
	m_maincpu->set_vblank_int("screen", FUNC(crospang_state::irq6_line_hold));

	z80_device &audiocpu(Z80(config, "audiocpu", XTAL(14'318'181)/4)); /* 3.579545MHz */
	audiocpu.set_addrmap(AS_PROGRAM, &crospang_state::sound_map);
	audiocpu.set_addrmap(AS_IO, &crospang_state::sound_io_map);

	/* video hardware */
	screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER));
	screen.set_refresh_hz(60);
	screen.set_vblank_time(ATTOSECONDS_IN_USEC(0));
	screen.set_size(64*8, 64*8);
	screen.set_visarea(0, 40*8-1, 0, 30*8-1);
	screen.set_screen_update(FUNC(crospang_state::screen_update));
	screen.set_palette("palette");

	PALETTE(config, "palette").set_format(palette_device::xRGB_555, 0x300);
	GFXDECODE(config, m_gfxdecode, "palette", gfx_crospang);

	DECO_SPRITE(config, m_sprgen, 0);
	m_sprgen->set_gfx_region(0);
	m_sprgen->set_is_bootleg(true);
	m_sprgen->set_offsets(5, 7);
	m_sprgen->set_gfxdecode_tag(m_gfxdecode);

	/* sound hardware */
	SPEAKER(config, "mono").front_center();

	GENERIC_LATCH_8(config, m_soundlatch);

	ym3812_device &ymsnd(YM3812(config, "ymsnd", XTAL(14'318'181)/4)); /* 3.579545MHz */
	ymsnd.irq_handler().set_inputline("audiocpu", 0);
	ymsnd.add_route(ALL_OUTPUTS, "mono", 1.0);

	okim6295_device &oki(OKIM6295(config, "oki", XTAL(14'318'181)/16, okim6295_device::PIN7_HIGH)); // 1.789772MHz or 0.894886MHz?? & pin 7 not verified
	oki.add_route(ALL_OUTPUTS, "mono", 1.0);
}

void crospang_state::bestri(machine_config &config)
{
	crospang(config);

	/* basic machine hardware */
	m_maincpu->set_addrmap(AS_PROGRAM, &crospang_state::bestri_map);
}

void crospang_state::bestria(machine_config &config)
{
	crospang(config);

	/* basic machine hardware */
	m_maincpu->set_addrmap(AS_PROGRAM, &crospang_state::bestria_map);
}

void crospang_state::pitapat(machine_config &config)
{
	crospang(config);

	// can't be 14'318'181 / 2 as the inputs barely respond and the background graphics glitch badly when the screen fills, doesn't appear to be a vblank bit anywhere to negate this either, P12 reated part
	M68000(config.replace(), m_maincpu, XTAL(14'318'181));
	m_maincpu->set_addrmap(AS_PROGRAM, &crospang_state::pitapat_map);
	m_maincpu->set_vblank_int("screen", FUNC(crospang_state::irq6_line_hold));

	/* basic machine hardware */
	m_maincpu->set_addrmap(AS_PROGRAM, &crospang_state::pitapat_map);
}

ROM_START( crospang ) /* Developed April 1998 */
	ROM_REGION( 0x100000, "maincpu", 0 ) /* 68k */
	ROM_LOAD16_BYTE( "p1.bin", 0x00001, 0x20000, CRC(0bcbbaad) SHA1(807f07be340d7af0aad8d49461b5a7f0221ea3b7) )
	ROM_LOAD16_BYTE( "p2.bin", 0x00000, 0x20000, CRC(0947d204) SHA1(35e7e277c51888a66d305994bf05c3f6bfc3c29e) )

	ROM_REGION( 0x10000, "audiocpu", 0 ) /* z80  */
	ROM_LOAD( "s1.bin", 0x00000, 0x10000, CRC(d61a224c) SHA1(5cd1b2d136ad58ab550c7ba135558d6c8a4cd8f6) )

	ROM_REGION( 0x40000, "oki", 0 ) /* samples */
	ROM_LOAD( "s2.bin", 0x00000, 0x20000, CRC(9f9ecd22) SHA1(631ffe14018ba39658c435b8ecb23b19a14569ee) ) // sample rom contains oksan

	ROM_REGION( 0x80000, "gfx1", 0 ) /* bg tiles */
	ROM_LOAD16_BYTE( "rom1.bin", 0x00000, 0x40000, CRC(905042bb) SHA1(ed5b97e88d24e55f8fcfaaa34251582976cb2527) )
	ROM_LOAD16_BYTE( "rom2.bin", 0x00001, 0x40000, CRC(bc4381e9) SHA1(af0690c253bead3448db5ec8fb258d8284646e89) )

	ROM_REGION( 0x200000, "gfx2", 0 ) /* sprites */
	ROM_LOAD16_BYTE( "rom3.bin", 0x000000, 0x80000, CRC(cc6e1fce) SHA1(eb5b3ca7222f48916dc6206f987b2669fe7e7c6b) )
	ROM_LOAD16_BYTE( "rom4.bin", 0x000001, 0x80000, CRC(9a91d494) SHA1(1c6280f662f1cf53f7f6defb7e215da75b573fdf) )
	ROM_LOAD16_BYTE( "rom5.bin", 0x100000, 0x80000, CRC(53a34dc5) SHA1(2e5cf8093bf507e81d7447736b7727c3fd20c471) )
	ROM_LOAD16_BYTE( "rom6.bin", 0x100001, 0x80000, CRC(9c633082) SHA1(18b8591b695ee429c9c9855d8cbba6249a4bd809) )
ROM_END


/*
Heuk Sun Baek Sa

+----------------------------------+
|  YM3014 YM3812  M6295 us08       |
|        6116                  uc07|
|      us02  Z80               uc08|
|J  6116                       ud14|
|A  6116                       ud15|
|M    62256 62256 6264         ud16|
|M DSW2 ua02 ua03 6264         ud17|
|A      68000  A1020B              |
|  DSW1                            |
|                                  |
|14.318MHz                         |
+----------------------------------+

Motorola MC68000P10
NEC D780C
Actel A1020B PL84C
YM3812/YM3014 (badged as UA010 & 5A14)
OKI M6295

*/

ROM_START( heuksun )
	ROM_REGION( 0x100000, "maincpu", 0 ) /* 68000 Code */
	ROM_LOAD16_BYTE( "ua02.j3", 0x00001, 0x80000, CRC(db2b9c8e) SHA1(aa37e3a056957a12888e2e3112fe78a6bff7d76f) )
	ROM_LOAD16_BYTE( "ua03.j5", 0x00000, 0x80000, CRC(de9f01e8) SHA1(3ee9206e7c3c7bebd7cde6f201c2fa7f9f6553b7) )

	ROM_REGION( 0x040000, "audiocpu", 0 ) /* Z80 */
	ROM_LOAD( "us02.r4", 0x00000, 0x10000, CRC(c7cc05fa) SHA1(5fbf479be98f618c63e4c74a250d51279c2f5e3b) )

	ROM_REGION( 0x040000, "oki", 0 ) /* Samples */
	ROM_LOAD( "us08.u7", 0x00000, 0x40000, CRC(ae177589) SHA1(9a1e2b848046f3506ede4f218a9175cc8e984ad8) )

	ROM_REGION( 0x200000, "gfx1", 0 ) // tiles
	ROM_LOAD16_BYTE( "uc08.r11", 0x00001, 0x20000, CRC(242cee69) SHA1(71112ea6aac4db9b923315656f12d2f72173d9cd) )
	ROM_CONTINUE ( 0x100001,0x20000)
	ROM_CONTINUE ( 0x040001,0x20000)
	ROM_CONTINUE ( 0x140001,0x20000)
	ROM_LOAD16_BYTE( "uc07.t11", 0x00000, 0x20000, CRC(4d1ed885) SHA1(2868394658fac70e31ebd150377d76cfe63a4d5f) )
	ROM_CONTINUE ( 0x100000,0x20000)
	ROM_CONTINUE ( 0x040000,0x20000)
	ROM_CONTINUE ( 0x140000,0x20000)

	ROM_REGION( 0x100000, "gfx2", 0 ) // sprites
	ROM_LOAD16_BYTE( "ud14.p11", 0x00000, 0x40000, CRC(4fc2b574) SHA1(f3330d9cc3065b5a96e222300c2ae01e57241632) )
	ROM_LOAD16_BYTE( "ud15.m11", 0x00001, 0x40000, CRC(1d6187a6) SHA1(51f1ac086d67e8b35081ddc14e28b218d3153779) )
	ROM_LOAD16_BYTE( "ud16.l11", 0x80000, 0x40000, CRC(eabec43e) SHA1(fa0a7886ccaf90e9ed59dc283e27f9e8e9aa7d29) )
	ROM_LOAD16_BYTE( "ud17.j11", 0x80001, 0x40000, CRC(c6b04171) SHA1(4d142cad4e0d62764144784634fabeef97d07630) )
ROM_END


/*

Bestri

+----------------------------------+
| YM3014 YM3812  M6295 us08        |
|        us02   6116           uc07|
|         Z80                  uc28|
|       6116                   uc08|
|J      6116                   ud29|
|A    62256 62256 6264         ud14|
|M      ua02 ua03 6264         ud15|
|M DSW2 68000    QL2003        ud16|
|A                   6116      ud17|
|  DSW1              6116          |
|               6116               |
|               6116               |
|    14.31818MHz                   |
+----------------------------------+

Motorola MC68000P10
ZiLOG Z840006PSC (6MHz rated)
QuickLogic QL20003-XPL84C
Yamaha YM3812/YM3014
OKI M6295


ua02.i3 (Odd)
ua03.i5 (even)

Numbers/letters to right of rom name denotes
  numbers/letters silkscreened under socket

uc07.p12 0
uc28.n12 1
uc08.m12 2
uc29.k12 3
ud14.j12 A
ud15.h12 B
ud16.g12 C
ud17.e12 D

*/

ROM_START( bestri ) /* Developed March 1998 */
	ROM_REGION( 0x100000, "maincpu", 0 ) /* 68000 Code */
	ROM_LOAD16_BYTE( "ua02.i3", 0x00001, 0x80000, CRC(9e94023d) SHA1(61a07eb835d324cb4fe7e3d366dd3907838b2554) )
	ROM_LOAD16_BYTE( "ua03.i5", 0x00000, 0x80000, CRC(08cfa8d8) SHA1(684729887bf2dd2fe22e5bd2e32073169d426e02) )

	ROM_REGION( 0x040000, "audiocpu", 0 ) /* Z80 */
	ROM_LOAD( "us02.p3", 0x00000, 0x10000, CRC(c7cc05fa) SHA1(5fbf479be98f618c63e4c74a250d51279c2f5e3b) ) // same as huek

	ROM_REGION( 0x040000, "oki", 0 ) /* Samples */
	ROM_LOAD( "us08.q7", 0x00000, 0x40000, CRC(85d8f3de) SHA1(af55678bbe2c187cfee063c6f74cdd568307a7a2) )

	ROM_REGION( 0x200000, "gfx1", 0 ) // tiles

	ROM_LOAD16_BYTE( "uc08.m12", 0x00001, 0x20000, CRC(2fc0c30e) SHA1(0c50efd20340f10961e872b3cd63c36aefed26f0) )
	ROM_CONTINUE ( 0x100001,0x20000)
	ROM_CONTINUE ( 0x040001,0x20000)
	ROM_CONTINUE ( 0x140001,0x20000)
	ROM_LOAD16_BYTE( "uc07 p12", 0x00000, 0x20000,  CRC(3d299954) SHA1(f3a4d6fd02ed0803758b1ea3fbaccbb4dbb04718) )
	ROM_CONTINUE ( 0x100000,0x20000)
	ROM_CONTINUE ( 0x040000,0x20000)
	ROM_CONTINUE ( 0x140000,0x20000)
	ROM_LOAD16_BYTE( "uc29.k12", 0x80001, 0x20000, CRC(0260c321) SHA1(0ae7754c0f7de314bd72c51e273f7aaea2bae705) )
	ROM_CONTINUE ( 0x180001,0x20000)
	ROM_CONTINUE ( 0x0c0001,0x20000)
	ROM_CONTINUE ( 0x1c0001,0x20000)
	ROM_LOAD16_BYTE( "uc28.n12", 0x80000, 0x20000, CRC(9938be27) SHA1(1da7861dc44eba6e4ed6a27997428f7652b2f3b5) )
	ROM_CONTINUE ( 0x180000,0x20000)
	ROM_CONTINUE ( 0x0c0000,0x20000)
	ROM_CONTINUE ( 0x1c0000,0x20000)

	ROM_REGION( 0x200000, "gfx2", 0 ) // sprites
	ROM_LOAD16_BYTE( "ud14.j12", 0x000000, 0x80000, CRC(141c696e) SHA1(3d35a20f7c12a8d8a9f6d351f06fb9df0c673354) )
	ROM_LOAD16_BYTE( "ud15.h12", 0x000001, 0x80000, CRC(7c04adc0) SHA1(9883565d6556ce8ae3da6c91cbf04894e87e6923) )
	ROM_LOAD16_BYTE( "ud16.g12", 0x100000, 0x80000, CRC(3282ea76) SHA1(cc21cac35f47ba299823c2cfe6b4946f8483b821) )
	ROM_LOAD16_BYTE( "ud17.e12", 0x100001, 0x80000, CRC(3a3a3f1a) SHA1(48843140cd63c9387e09b84bd41b13dba35f48ad) )
ROM_END

ROM_START( bestria ) /* Developed March 1998 */
	ROM_REGION( 0x100000, "maincpu", 0 ) /* 68000 Code */
	ROM_LOAD16_BYTE( "o_ua02.i3", 0x00001, 0x80000, CRC(035c86f6) SHA1(d501553ed7fdb462c9c26fff6473cefe71424e26) )
	ROM_LOAD16_BYTE( "e_ua03.i5", 0x00000, 0x80000, CRC(7c53d9f8) SHA1(92dc92471497292d3ba90f3f2fb35f7b4fba240c) )

	ROM_REGION( 0x040000, "audiocpu", 0 ) /* Z80 */
	ROM_LOAD( "us02.p3", 0x00000, 0x10000, CRC(c7cc05fa) SHA1(5fbf479be98f618c63e4c74a250d51279c2f5e3b)) // same as huek

	ROM_REGION( 0x040000, "oki", 0 ) /* Samples */
	ROM_LOAD( "us08.q7", 0x00000, 0x40000, CRC(85d8f3de) SHA1(af55678bbe2c187cfee063c6f74cdd568307a7a2) )

	ROM_REGION( 0x200000, "gfx1", 0 ) // tiles

	ROM_LOAD16_BYTE( "2_uc08.m12", 0x00001, 0x20000, CRC(23778472) SHA1(00f54aefe52f2f76ab2f2628bf2e860d468e4a02) )
	ROM_CONTINUE ( 0x100001,0x20000)
	ROM_CONTINUE ( 0x040001,0x20000)
	ROM_CONTINUE ( 0x140001,0x20000)
	ROM_LOAD16_BYTE( "0_uc07.p12", 0x00000, 0x20000, CRC(7aad194c) SHA1(5fc5882886576d939763200e705e1085be60671a) )
	ROM_CONTINUE ( 0x100000,0x20000)
	ROM_CONTINUE ( 0x040000,0x20000)
	ROM_CONTINUE ( 0x140000,0x20000)
	ROM_LOAD16_BYTE( "3_uc29.k12", 0x80001, 0x20000, CRC(2f5b244f) SHA1(1d9bf3d1dd55a87d52d2d614f46177605e32c6bf) )
	ROM_CONTINUE ( 0x180001,0x20000)
	ROM_CONTINUE ( 0x0c0001,0x20000)
	ROM_CONTINUE ( 0x1c0001,0x20000)
	ROM_LOAD16_BYTE( "1_uc28.n12", 0x80000, 0x20000, CRC(4f737007) SHA1(37f379f3b491da35153ed3d14d8920f94b060643) )
	ROM_CONTINUE ( 0x180000,0x20000)
	ROM_CONTINUE ( 0x0c0000,0x20000)
	ROM_CONTINUE ( 0x1c0000,0x20000)

	ROM_REGION( 0x200000, "gfx2", 0 ) // sprites
	ROM_LOAD16_BYTE( "a_ud14.j12", 0x000000, 0x80000, CRC(3502f71b) SHA1(ec012c414ace560ab67d60ce407bd67a4640c217) )
	ROM_LOAD16_BYTE( "b_ud15.h12", 0x000001, 0x80000, CRC(2636b837) SHA1(692987bd8ace452ee40a253437f1e3672f737f98) )
	ROM_LOAD16_BYTE( "c_ud16.g12", 0x100000, 0x80000, CRC(68b0ff81) SHA1(969579c2a29b577b9077e70a03c0ec92997ddcc0) )
	ROM_LOAD16_BYTE( "d_ud17.e12", 0x100001, 0x80000, CRC(60082aed) SHA1(1431afe1a8200bd87520e90051db0ec43207b265) )
ROM_END


/*
Pitapat Puzzle (c) 1997

+----------------------------------+
|  YM3014 YM3812  M6295 us08       |
|        6116                  uc07|
|      us02  Z80               uc08|
|J  6116                       ud14|
|A  6116   GAL                 ud15|
|M    62256 62256 6264         ud16|
|M DSW2 ua02 ua03 6264         ud17|
|A      68000  A1020B              |
|  DSW1              GAL  GAL      |
|                  6116        6116|
|14.318MHz         6116   GAL  6116|
+----------------------------------+

      CPU: Motorola MC68000P12
Sound CPU: NEC D780C
    Sound: YM3812/YM3014, OKI M6295
      OSC: 14.318181MHz
 Graphics: Actel A1020B PL84C
      DSW: 8 position dipswitch x 2

*/

ROM_START( pitapat )
	ROM_REGION( 0x100000, "maincpu", 0 ) /* 68k */
	ROM_LOAD16_BYTE( "ua02", 0x00001, 0x40000, CRC(b3d3ac7e) SHA1(7ff894cb6bcb724834de95bdefdb6a6c0ae1d39b) )
	ROM_LOAD16_BYTE( "ua03", 0x00000, 0x40000, CRC(eda85635) SHA1(b6723f5c196c4a531e411fc0d1f2632f514050ac) )

	ROM_REGION( 0x10000, "audiocpu", 0 ) /* z80  */
	ROM_LOAD( "us02", 0x00000, 0x10000, CRC(c7cc05fa) SHA1(5fbf479be98f618c63e4c74a250d51279c2f5e3b) )

	ROM_REGION( 0x40000, "oki", 0 ) /* samples */
	ROM_LOAD( "us08", 0x00000, 0x40000, CRC(dab99a43) SHA1(32d329f9423ec91eb83ea42ee04de70d92568328) ) // sample rom contains oksan?

	ROM_REGION( 0x200000, "gfx1", 0 ) /* bg tiles */
	ROM_LOAD16_BYTE( "uc08", 0x00001, 0x20000, CRC(3f827218) SHA1(38a3f427fad1850776a21a6486251fe33d7af498) )
	ROM_CONTINUE ( 0x100001,0x20000)
	ROM_CONTINUE ( 0x040001,0x20000)
	ROM_CONTINUE ( 0x140001,0x20000)
	ROM_LOAD16_BYTE( "uc07", 0x00000, 0x20000, CRC(f4a529c1) SHA1(a7cd10e0f57c5495684d82f0471b092599ae4c26) )
	ROM_CONTINUE ( 0x100000,0x20000)
	ROM_CONTINUE ( 0x040000,0x20000)
	ROM_CONTINUE ( 0x140000,0x20000)

	ROM_REGION( 0x100000, "gfx2", 0 ) /* sprites */
	ROM_LOAD16_BYTE( "ud14", 0x000000, 0x40000, CRC(92e23e92) SHA1(4e1b85cef2a55a54ca571bf948809715dd789f30) )
	ROM_LOAD16_BYTE( "ud15", 0x000001, 0x40000, CRC(7d3d6dba) SHA1(d543613fa22407bc8570e9e388c35620850ecd15) )
	ROM_LOAD16_BYTE( "ud16", 0x080000, 0x40000, CRC(5c09dff8) SHA1(412260784e45c6d742e02a285e3adc7361034268) )
	ROM_LOAD16_BYTE( "ud17", 0x080001, 0x40000, CRC(d4c67e2e) SHA1(e684b58333d64f5961983b42f56c61bb0bea2e5c) )
ROM_END


GAME( 1998, crospang, 0,      crospang, crospang, crospang_state, empty_init, ROT0, "F2 System",         "Cross Pang", MACHINE_SUPPORTS_SAVE )
GAME( 1997, heuksun,  0,      crospang, heuksun,  crospang_state, empty_init, ROT0, "Oksan / F2 System", "Heuk Sun Baek Sa (Korea)", MACHINE_SUPPORTS_SAVE )
GAME( 1998, bestri,   0,      bestri,   bestri,   crospang_state, empty_init, ROT0, "F2 System",         "Bestri (Korea, set 1)", MACHINE_SUPPORTS_SAVE )
GAME( 1998, bestria,  bestri, bestria,  bestri,   crospang_state, empty_init, ROT0, "F2 System",         "Bestri (Korea, set 2)", MACHINE_SUPPORTS_SAVE )
GAME( 1997, pitapat,  0,      pitapat,  pitapat,  crospang_state, empty_init, ROT0, "F2 System",         "Pitapat Puzzle", MACHINE_SUPPORTS_SAVE ) // Test Mode calls it 'Puzzle Ball'