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path: root/src/mame/drivers/boogwing.cpp
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// license:BSD-3-Clause
// copyright-holders:Bryan McPhail, David Haywood
/*
    Boogie Wings (aka The Great Ragtime Show)
    Data East, 1992

    PCB No: DE-0379-1

    CPU: DE102
    Sound: HuC6280A, YM2151, YM3012, OKI M6295 (x2)
    OSC: 32.220MHz, 28.000MHz
    DIPs: 8 position (x2)
    PALs: (not dumped) VF-00 (PAL16L8)
                       VF-01 (PAL16L8)
                       VF-02 (22CV10P)
                       VF-03 (PAL16L8)
                       VF-04 (PAL16L8)
                       VF-05 (PAL16L8)

    PROM: MB7122 (compatible to 82S137, located near MBD-09)

    RAM: 62256 (x2), 6264 (x5)

    Data East Chips:   52 (x2)
                    141 (x2)
                    102
                    104
                    113
                    99
                    71 (x2)
                    200

    ROMs:
    kn00-2.2b   27c2001   \
    kn01-2.4b   27c2001    |  Main program
    kn02-2.2e   27c2001    |
    kn03-2.4e   27c2001   /
    kn04.8e     27c512    \
    kn05.9e     27c512    /   near 141's and MBD-00, MBD-01 and MBD-02
    kn06.18p    27c512        Sound Program
    mbd-00.8b   16M
    mbd-01.9b   16M
    mbd-02.10e  4M
    mbd-03.13b  16M
    mbd-04.14b  16M
    mbd-05.16b  16M
    mbd-06.17b  16M
    mbd-07.18b  16M
    mbd-08.19b  16M
    mbd-09.16p  4M         Oki Samples
    mbd-10.17p  4M         Oki Samples


    Driver by Bryan McPhail and David Haywood.

    DECO 99 "ACE" Chip hooked up by cam900.

    Todo:
        * Sprite priorities aren't verified to be 100% accurate.
          (Addendum - all known issues seem to be correct - see Sprite Priority Notes below).
        * There may be some kind of fullscreen palette effect (controlled by bit 3 in priority
          word - used at end of each level, and on final boss).
        * A shadow effect (used in level 1) is not implemented.
        * ACE Chip aren't fully emulated.

    Sprite Priority Notes:
        * On the Imperial Science Museum level at the beginning, you fly behind a wall, but your
          shots go in front of it.  This is verified to be correct behavior by Guru.
        * There's a level where the player passes through several columns in a building and the
          player goes behind every 2nd one. That is correct as well.
        * There is a fire hydrant with an odd-looking spray of water on various levels.
          If you drop the hydrant in front of an enemy (a tank, for example), the priorities are
          wrong.  This is actual PCB behavior.  Also, the strange-looking water spray is correct.

    Alpha Blend Note:
        * There are semi-transparent round spots around your plane while fighting the final boss.
          These are correct.
        * The final boss shoots a blue beam downwards during the battle.  This should have alpha.
          It fades in to blue, then fades out to nothing again after a few seconds (Guru).
          (Potentially related to note above about bit 3 in priority word)

    2008-07
    Dip Locations added according to the manual of the JPN version
*/

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

#include "cpu/m68000/m68000.h"
#include "machine/deco102.h"
#include "machine/decocrpt.h"
#include "machine/gen_latch.h"
#include "sound/ym2151.h"
#include "sound/okim6295.h"
#include "screen.h"
#include "speaker.h"

#define MAIN_XTAL XTAL(28'000'000)
#define SOUND_XTAL XTAL(32'220'000)

READ16_MEMBER( boogwing_state::boogwing_protection_region_0_104_r )
{
	int real_address = 0 + (offset *2);
	int deco146_addr = bitswap<32>(real_address, /* NC */31,30,29,28,27,26,25,24,23,22,21,20,19,18, 13,12,11,/**/      17,16,15,14,    10,9,8, 7,6,5,4, 3,2,1,0) & 0x7fff;
	uint8_t cs = 0;
	uint16_t data = m_deco104->read_data( deco146_addr, mem_mask, cs );
	return data;
}

WRITE16_MEMBER( boogwing_state::boogwing_protection_region_0_104_w )
{
	int real_address = 0 + (offset *2);
	int deco146_addr = bitswap<32>(real_address, /* NC */31,30,29,28,27,26,25,24,23,22,21,20,19,18, 13,12,11,/**/      17,16,15,14,    10,9,8, 7,6,5,4, 3,2,1,0) & 0x7fff;
	uint8_t cs = 0;
	m_deco104->write_data( space, deco146_addr, data, mem_mask, cs );
}

WRITE16_MEMBER( boogwing_state::priority_w )
{
	COMBINE_DATA(&m_priority);
	m_deco_ace->set_palette_effect_max((m_priority & 0x8) ? 0x6ff : 0xfff);
}


void boogwing_state::boogwing_map(address_map &map)
{
	map(0x000000, 0x0fffff).rom();
	map(0x200000, 0x20ffff).ram();

	map(0x220000, 0x220001).w(FUNC(boogwing_state::priority_w));
	map(0x220002, 0x22000f).noprw();

	map(0x240000, 0x240001).w(m_spriteram[0], FUNC(buffered_spriteram16_device::write));
	map(0x242000, 0x2427ff).ram().share("spriteram1");
	map(0x244000, 0x244001).w(m_spriteram[1], FUNC(buffered_spriteram16_device::write));
	map(0x246000, 0x2467ff).ram().share("spriteram2");

//  map(0x24e6c0, 0x24e6c1).portr("DSW");
//  map(0x24e138, 0x24e139).portr("SYSTEM");
//  map(0x24e344, 0x24e345).portr("INPUTS");
	map(0x24e000, 0x24efff).rw(FUNC(boogwing_state::boogwing_protection_region_0_104_r), FUNC(boogwing_state::boogwing_protection_region_0_104_w)).share("prot16ram"); /* Protection device */

	map(0x260000, 0x26000f).w(m_deco_tilegen[0], FUNC(deco16ic_device::pf_control_w));
	map(0x264000, 0x265fff).rw(m_deco_tilegen[0], FUNC(deco16ic_device::pf1_data_r), FUNC(deco16ic_device::pf1_data_w));
	map(0x266000, 0x267fff).rw(m_deco_tilegen[0], FUNC(deco16ic_device::pf2_data_r), FUNC(deco16ic_device::pf2_data_w));
	map(0x268000, 0x268fff).ram().share("pf1_rowscroll");
	map(0x26a000, 0x26afff).ram().share("pf2_rowscroll");

	map(0x270000, 0x27000f).w(m_deco_tilegen[1], FUNC(deco16ic_device::pf_control_w));
	map(0x274000, 0x275fff).ram().w(m_deco_tilegen[1], FUNC(deco16ic_device::pf1_data_w));
	map(0x276000, 0x277fff).ram().w(m_deco_tilegen[1], FUNC(deco16ic_device::pf2_data_w));
	map(0x278000, 0x278fff).ram().share("pf3_rowscroll");
	map(0x27a000, 0x27afff).ram().share("pf4_rowscroll");

	map(0x280000, 0x28000f).noprw(); // ?
	map(0x282000, 0x282001).noprw(); // Palette setup?
	map(0x282008, 0x282009).w(m_deco_ace, FUNC(deco_ace_device::palette_dma_w));
	map(0x284000, 0x285fff).rw(m_deco_ace, FUNC(deco_ace_device::buffered_palette16_r), FUNC(deco_ace_device::buffered_palette16_w));

	map(0x3c0000, 0x3c004f).rw(m_deco_ace, FUNC(deco_ace_device::ace_r), FUNC(deco_ace_device::ace_w));
}

void boogwing_state::decrypted_opcodes_map(address_map &map)
{
	map(0x000000, 0x0fffff).rom().share("decrypted_opcodes");
}

void boogwing_state::audio_map(address_map &map)
{
	map(0x000000, 0x00ffff).rom();
	map(0x100000, 0x100001).noprw();
	map(0x110000, 0x110001).rw("ymsnd", FUNC(ym2151_device::read), FUNC(ym2151_device::write));
	map(0x120000, 0x120001).rw(m_oki[0], FUNC(okim6295_device::read), FUNC(okim6295_device::write));
	map(0x130000, 0x130001).rw(m_oki[1], FUNC(okim6295_device::read), FUNC(okim6295_device::write));
	map(0x140000, 0x140000).r(m_deco104, FUNC(deco104_device::soundlatch_r));
	map(0x1f0000, 0x1f1fff).ram();
}


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

static INPUT_PORTS_START( boogwing )
	PORT_START("SYSTEM")
	PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_COIN1 )
	PORT_BIT( 0x0002, IP_ACTIVE_LOW, IPT_COIN2 )
	PORT_BIT( 0x0004, IP_ACTIVE_LOW, IPT_SERVICE1 )
	PORT_BIT( 0x0008, IP_ACTIVE_HIGH, IPT_CUSTOM ) PORT_VBLANK("screen")

	PORT_START("DSW")
	PORT_DIPNAME( 0x0007, 0x0007, DEF_STR( Coin_A ) ) PORT_DIPLOCATION("SW1:1,2,3")
	PORT_DIPSETTING(      0x0000, DEF_STR( 3C_1C ) )
	PORT_DIPSETTING(      0x0001, DEF_STR( 2C_1C ) )
	PORT_DIPSETTING(      0x0007, DEF_STR( 1C_1C ) )
	PORT_DIPSETTING(      0x0006, DEF_STR( 1C_2C ) )
	PORT_DIPSETTING(      0x0005, DEF_STR( 1C_3C ) )
	PORT_DIPSETTING(      0x0004, DEF_STR( 1C_4C ) )
	PORT_DIPSETTING(      0x0003, DEF_STR( 1C_5C ) )
	PORT_DIPSETTING(      0x0002, DEF_STR( 1C_6C ) )
	PORT_DIPNAME( 0x0038, 0x0038, DEF_STR( Coin_B ) ) PORT_DIPLOCATION("SW1:4,5,6")
	PORT_DIPSETTING(      0x0000, DEF_STR( 3C_1C ) )
	PORT_DIPSETTING(      0x0008, DEF_STR( 2C_1C ) )
	PORT_DIPSETTING(      0x0038, DEF_STR( 1C_1C ) )
	PORT_DIPSETTING(      0x0030, DEF_STR( 1C_2C ) )
	PORT_DIPSETTING(      0x0028, DEF_STR( 1C_3C ) )
	PORT_DIPSETTING(      0x0020, DEF_STR( 1C_4C ) )
	PORT_DIPSETTING(      0x0018, DEF_STR( 1C_5C ) )
	PORT_DIPSETTING(      0x0010, DEF_STR( 1C_6C ) )
	PORT_DIPNAME( 0x0040, 0x0040, DEF_STR( Flip_Screen ) ) PORT_DIPLOCATION("SW1:7")
	PORT_DIPSETTING(      0x0040, DEF_STR( Off ) )
	PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
	PORT_DIPNAME( 0x0080, 0x0080, "Continue Coin" ) PORT_DIPLOCATION("SW1:8")
	PORT_DIPSETTING(      0x0080, "Normal Coin Credit" )
	PORT_DIPSETTING(      0x0000, "2 Start/1 Continue" )
	PORT_DIPNAME( 0x0300, 0x0300, DEF_STR( Lives ) ) PORT_DIPLOCATION("SW2:1,2")
	PORT_DIPSETTING(      0x0100, "1" )
	PORT_DIPSETTING(      0x0300, "2" )
	PORT_DIPSETTING(      0x0200, "3" )
	PORT_DIPSETTING(      0x0000, "4" )
	PORT_DIPNAME( 0x0c00, 0x0c00, DEF_STR( Difficulty ) ) PORT_DIPLOCATION("SW2:3,4")
	PORT_DIPSETTING(      0x0800, DEF_STR( Easy ) )
	PORT_DIPSETTING(      0x0c00, DEF_STR( Normal ) )
	PORT_DIPSETTING(      0x0400, DEF_STR( Hard ) )
	PORT_DIPSETTING(      0x0000, DEF_STR( Hardest ) )
	PORT_DIPNAME( 0x1000, 0x1000, "Coin Slots" ) PORT_DIPLOCATION("SW2:5")
	PORT_DIPSETTING(      0x1000, "Common" )
	PORT_DIPSETTING(      0x0000, "Individual" )
	PORT_DIPNAME( 0x2000, 0x2000, "Stage Reset" ) PORT_DIPLOCATION("SW2:6") /* At loss of life */
	PORT_DIPSETTING(      0x2000, "Point of Termination" )
	PORT_DIPSETTING(      0x0000, "Beginning of Stage" )
	PORT_DIPNAME( 0x4000, 0x4000, DEF_STR( Unknown ) ) PORT_DIPLOCATION("SW2:7") /* Manual shows as OFF and states "Don't Change" */
	PORT_DIPSETTING(      0x4000, DEF_STR( Off ) )
	PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
	PORT_DIPNAME( 0x8000, 0x0000, DEF_STR( Demo_Sounds ) ) PORT_DIPLOCATION("SW2:8")
	PORT_DIPSETTING(      0x8000, DEF_STR( Off ) )
	PORT_DIPSETTING(      0x0000, DEF_STR( On ) )

	PORT_START("INPUTS")
	PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY PORT_PLAYER(1)
	PORT_BIT( 0x0002, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_PLAYER(1)
	PORT_BIT( 0x0004, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_PLAYER(1)
	PORT_BIT( 0x0008, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY 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_8WAY PORT_PLAYER(2)
	PORT_BIT( 0x0200, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_PLAYER(2)
	PORT_BIT( 0x0400, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_PLAYER(2)
	PORT_BIT( 0x0800, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY 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 )
INPUT_PORTS_END

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

static const gfx_layout tile_8x8_layout =
{
	8,8,
	RGN_FRAC(1,2),
	4,
	{ RGN_FRAC(1,2)+8,RGN_FRAC(1,2)+0,RGN_FRAC(0,2)+8,RGN_FRAC(0,2)+0 },
	{ STEP8(0,1) },
	{ STEP8(0,8*2) },
	8*16
};

static const gfx_layout tile_16x16_layout_5bpp =
{
	16,16,
	RGN_FRAC(1,3),
	5,
	{ RGN_FRAC(2,3), RGN_FRAC(1,3)+8,RGN_FRAC(1,3)+0,RGN_FRAC(0,3)+8,RGN_FRAC(0,3)+0 },
	{ STEP8(16*8*2,1), STEP8(0,1) },
	{ STEP16(0,8*2) },
	32*16
};

static const gfx_layout tile_16x16_layout =
{
	16,16,
	RGN_FRAC(1,2),
	4,
	{ RGN_FRAC(1,2)+8,RGN_FRAC(1,2)+0,RGN_FRAC(0,2)+8,RGN_FRAC(0,2)+0 },
	{ STEP8(16*8*2,1), STEP8(0,1) },
	{ STEP16(0,8*2) },
	32*16
};

static const gfx_layout spritelayout =
{
	16,16,
	RGN_FRAC(1,1),
	4,
	{ 24,8,16,0 },
	{ STEP8(16*8*4,1), STEP8(0,1) },
	{ STEP16(0,8*4) },
	32*32
};


static GFXDECODE_START( gfx_boogwing )
	GFXDECODE_ENTRY( "tiles1", 0, tile_8x8_layout,            0, 16 )   /* Tiles (8x8) */
	GFXDECODE_ENTRY( "tiles2", 0, tile_16x16_layout_5bpp, 0x100, 16 )   /* Tiles (16x16) */
	GFXDECODE_ENTRY( "tiles3", 0, tile_16x16_layout,      0x300, 32 )   /* Tiles (16x16) */
	GFXDECODE_ENTRY( "sprites1", 0, spritelayout,           0x500, 32 ) /* Sprites (16x16) */
	GFXDECODE_ENTRY( "sprites2", 0, spritelayout,           0x700, 16 ) /* Sprites (16x16) */
GFXDECODE_END

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

void boogwing_state::machine_reset()
{
	m_priority = 0;
}

WRITE8_MEMBER(boogwing_state::sound_bankswitch_w)
{
	m_oki[1]->set_rom_bank((data & 2) >> 1);
	m_oki[0]->set_rom_bank(data & 1);
}


DECO16IC_BANK_CB_MEMBER(boogwing_state::bank_callback)
{
	return ((bank >> 4) & 0x7) * 0x1000;
}

DECO16IC_BANK_CB_MEMBER(boogwing_state::bank_callback2)
{
	int offset = ((bank >> 4) & 0x7) * 0x1000;
	if ((bank & 0xf) == 0xa)
		offset += 0x800; // strange - transporter level

	return offset;
}

MACHINE_CONFIG_START(boogwing_state::boogwing)

	/* basic machine hardware */
	MCFG_DEVICE_ADD("maincpu", M68000, MAIN_XTAL/2)   /* DE102 */
	MCFG_DEVICE_PROGRAM_MAP(boogwing_map)
	MCFG_DEVICE_OPCODES_MAP(decrypted_opcodes_map)
	MCFG_DEVICE_VBLANK_INT_DRIVER("screen", boogwing_state,  irq6_line_hold)

	H6280(config, m_audiocpu, SOUND_XTAL/4);
	m_audiocpu->set_addrmap(AS_PROGRAM, &boogwing_state::audio_map);
	m_audiocpu->add_route(ALL_OUTPUTS, "lspeaker", 0); // internal sound unused
	m_audiocpu->add_route(ALL_OUTPUTS, "rspeaker", 0);

	/* video hardware */
	MCFG_SCREEN_ADD("screen", RASTER)
	MCFG_SCREEN_RAW_PARAMS(MAIN_XTAL / 4, 442, 0, 320, 274, 8, 248) // same as robocop2(cninja.cpp)? verify this from real pcb.
	MCFG_SCREEN_UPDATE_DRIVER(boogwing_state, screen_update_boogwing)

	MCFG_DEVICE_ADD("gfxdecode", GFXDECODE, "deco_ace", gfx_boogwing)

	MCFG_DEVICE_ADD("spriteram1", BUFFERED_SPRITERAM16)
	MCFG_DEVICE_ADD("spriteram2", BUFFERED_SPRITERAM16)

	MCFG_DECO_ACE_ADD("deco_ace")

	MCFG_DEVICE_ADD("tilegen1", DECO16IC, 0)
	MCFG_DECO16IC_SPLIT(0)
	MCFG_DECO16IC_PF1_SIZE(DECO_64x32)
	MCFG_DECO16IC_PF2_SIZE(DECO_64x32)
	MCFG_DECO16IC_PF1_TRANS_MASK(0x0f)
	MCFG_DECO16IC_PF2_TRANS_MASK(0x1f)  // pf2 has 5bpp graphics
	MCFG_DECO16IC_PF1_COL_BANK(0)
	MCFG_DECO16IC_PF2_COL_BANK(0)   // pf2 is non default
	MCFG_DECO16IC_PF1_COL_MASK(0x0f)
	MCFG_DECO16IC_PF2_COL_MASK(0x0f)
	// no bank1 callback
	MCFG_DECO16IC_BANK2_CB(boogwing_state, bank_callback)
	MCFG_DECO16IC_PF12_8X8_BANK(0)
	MCFG_DECO16IC_PF12_16X16_BANK(1)
	MCFG_DECO16IC_GFXDECODE("gfxdecode")

	MCFG_DEVICE_ADD("tilegen2", DECO16IC, 0)
	MCFG_DECO16IC_SPLIT(0)
	MCFG_DECO16IC_PF1_SIZE(DECO_64x32)
	MCFG_DECO16IC_PF2_SIZE(DECO_64x32)
	MCFG_DECO16IC_PF1_TRANS_MASK(0x0f)
	MCFG_DECO16IC_PF2_TRANS_MASK(0x0f)
	MCFG_DECO16IC_PF1_COL_BANK(0)
	MCFG_DECO16IC_PF2_COL_BANK(16)
	MCFG_DECO16IC_PF1_COL_MASK(0x0f)
	MCFG_DECO16IC_PF2_COL_MASK(0x0f)
	MCFG_DECO16IC_BANK1_CB(boogwing_state, bank_callback2)
	MCFG_DECO16IC_BANK2_CB(boogwing_state, bank_callback2)
	MCFG_DECO16IC_PF12_8X8_BANK(0)
	MCFG_DECO16IC_PF12_16X16_BANK(2)
	MCFG_DECO16IC_GFXDECODE("gfxdecode")

	MCFG_DEVICE_ADD("spritegen1", DECO_SPRITE, 0)
	MCFG_DECO_SPRITE_GFX_REGION(3)
	MCFG_DECO_SPRITE_GFXDECODE("gfxdecode")

	MCFG_DEVICE_ADD("spritegen2", DECO_SPRITE, 0)
	MCFG_DECO_SPRITE_GFX_REGION(4)
	MCFG_DECO_SPRITE_GFXDECODE("gfxdecode")

	MCFG_DEVICE_ADD("ioprot", DECO104PROT, 0)
	MCFG_DECO146_IN_PORTA_CB(IOPORT("INPUTS"))
	MCFG_DECO146_IN_PORTB_CB(IOPORT("SYSTEM"))
	MCFG_DECO146_IN_PORTC_CB(IOPORT("DSW"))
	MCFG_DECO146_SOUNDLATCH_IRQ_CB(INPUTLINE("audiocpu", 0))
	MCFG_DECO146_SET_INTERFACE_SCRAMBLE_REVERSE
	MCFG_DECO146_SET_USE_MAGIC_ADDRESS_XOR

	/* sound hardware */
	SPEAKER(config, "lspeaker").front_left();
	SPEAKER(config, "rspeaker").front_right();

	ym2151_device &ymsnd(YM2151(config, "ymsnd", SOUND_XTAL/9));
	ymsnd.irq_handler().set_inputline(m_audiocpu, 1); /* IRQ2 */
	ymsnd.port_write_handler().set(FUNC(boogwing_state::sound_bankswitch_w));
	ymsnd.add_route(0, "lspeaker", 0.80);
	ymsnd.add_route(1, "rspeaker", 0.80);

	MCFG_DEVICE_ADD("oki1", OKIM6295, SOUND_XTAL/32, okim6295_device::PIN7_HIGH)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "lspeaker", 1.40)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "rspeaker", 1.40)

	MCFG_DEVICE_ADD("oki2", OKIM6295, SOUND_XTAL/16, okim6295_device::PIN7_HIGH)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "lspeaker", 0.30)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "rspeaker", 0.30)
MACHINE_CONFIG_END

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

ROM_START( boogwing ) /* VER 1.5 EUR 92.12.07 */
	ROM_REGION( 0x100000, "maincpu", 0 ) /* DE102 code (encrypted) */
	ROM_LOAD16_BYTE( "kn_00-2.2b",    0x000000, 0x040000, CRC(e38892b9) SHA1(49b5637965a43e0378e1258c5f0a780926f1f283) )
	ROM_LOAD16_BYTE( "kn_02-2.2e",    0x000001, 0x040000, CRC(8426efef) SHA1(2ea33cbd58b638053d75668a484648dbf67dabb8) )
	ROM_LOAD16_BYTE( "kn_01-2.4b",    0x080000, 0x040000, CRC(3ad4b54c) SHA1(5141001768266995078407851b445378b21453de) )
	ROM_LOAD16_BYTE( "kn_03-2.4e",    0x080001, 0x040000, CRC(10b61f4a) SHA1(41d7f670defbd7dae89afafac9839a9e237814d5) )

	ROM_REGION( 0x10000, "audiocpu", 0 )
	ROM_LOAD( "km06.18p",    0x00000, 0x10000, CRC(3e8bc4e1) SHA1(7e4c357afefa47b8f101727e06485eb9ebae635d) )

	ROM_REGION( 0x20000, "tiles1", 0 ) /* Tiles 1 */
	ROM_LOAD16_BYTE( "km05.9e",   0x00000, 0x010000, CRC(d10aef95) SHA1(a611a35ab312caee19c31da079c647679d31673d) )
	ROM_LOAD16_BYTE( "km04.8e",   0x00001, 0x010000, CRC(329323a8) SHA1(e2ec7b059301c0a2e052dfc683e044c808ad9b33) )

	ROM_REGION( 0x300000, "tiles2", 0 ) /* Tiles 2 */
	ROM_LOAD( "mbd-01.9b", 0x000000, 0x100000, CRC(d7de4f4b) SHA1(4747f8795e277ed8106667b6f68e1176d95db684) )
	ROM_LOAD( "mbd-00.8b", 0x100000, 0x100000, CRC(adb20ba9) SHA1(2ffa1dd19a438a4d2f5743b1050a8037183a3e7d) )
	/* 0x100000 bytes expanded from mbd-02.10e copied here later */

	ROM_REGION( 0x200000, "tiles3", 0 ) /* Tiles 3 */
	ROM_LOAD( "mbd-03.13b",   0x000000, 0x100000, CRC(cf798f2c) SHA1(f484a22679d6a4d4b0dcac820de3f1a37cbc478f) )
	ROM_LOAD( "mbd-04.14b",   0x100000, 0x100000, CRC(d9764d0b) SHA1(74d6f09d65d073606a6e10556cedf740aa50ff08) )

	ROM_REGION( 0x400000, "sprites1", 0 ) /* Sprites 1 */
	ROM_LOAD16_BYTE( "mbd-05.16b",    0x000001, 0x200000, CRC(1768c66a) SHA1(06bf3bb187c65db9dcce959a43a7231e2ac45c17) )
	ROM_LOAD16_BYTE( "mbd-06.17b",    0x000000, 0x200000, CRC(7750847a) SHA1(358266ed68a9816094e7aab0905d958284c8ce98) )

	ROM_REGION( 0x400000, "sprites2", 0 ) /* Sprites 2 */
	ROM_LOAD16_BYTE( "mbd-07.18b",    0x000001, 0x200000, CRC(241faac1) SHA1(588be0cf2647c1d185a99c987a5a20ab7ad8dea8) )
	ROM_LOAD16_BYTE( "mbd-08.19b",    0x000000, 0x200000, CRC(f13b1e56) SHA1(f8f5e8c4e6c159f076d4e6505bd901ade5c6a0ca) )

	ROM_REGION( 0x0100000, "gfx6", 0 ) /* 1bpp graphics */
	ROM_LOAD16_BYTE( "mbd-02.10e",    0x000000, 0x080000, CRC(b25aa721) SHA1(efe800759080bd1dac2da93bd79062a48c5da2b2) )

	ROM_REGION( 0x80000, "oki1", 0 ) /* Oki samples 1 */
	ROM_LOAD( "mbd-10.17p",    0x000000, 0x080000, CRC(f159f76a) SHA1(0b1ea69fecdd151e2b1fa96a21eade492499691d) )

	ROM_REGION( 0x80000, "oki2", 0 ) /* Oki samples 1 */
	ROM_LOAD( "mbd-09.16p",    0x000000, 0x080000, CRC(f44f2f87) SHA1(d941520bdfc9e6d88c45462bc1f697c18f33498e) )

	ROM_REGION( 0x000400, "proms", 0 ) /* Priority (not used) */
	ROM_LOAD( "kj-00.15n",    0x000000, 0x00400, CRC(add4d50b) SHA1(080e5a8192a146d5141aef5c8d9996ddf8cd3ab4) )
ROM_END

ROM_START( boogwingu ) /* VER 1.7 USA 92.12.14 */
	ROM_REGION( 0x100000, "maincpu", 0 ) /* DE102 code (encrypted) */
	ROM_LOAD16_BYTE( "kl_00.2b",    0x000000, 0x040000, CRC(4dc14798) SHA1(f991edf8e308087ed7222b3b4e3bc959980f8f66) )
	ROM_LOAD16_BYTE( "kl_02.2e",    0x000001, 0x040000, CRC(3bb3b0a0) SHA1(ba892ea52b6bb8d110050efdaa5effd8447c1b2a) )
	ROM_LOAD16_BYTE( "kl_01.4b",    0x080000, 0x040000, CRC(d109ba13) SHA1(93fcda71e260ba94141e2d4d6b248f2cb8530b61) )
	ROM_LOAD16_BYTE( "kl_03.4e",    0x080001, 0x040000, CRC(fef2a176) SHA1(b0505466237fe17b6aaa7eea47e309cd679208d1) )

	ROM_REGION( 0x10000, "audiocpu", 0 )
	ROM_LOAD( "kl06.18p",    0x00000, 0x10000, CRC(3e8bc4e1) SHA1(7e4c357afefa47b8f101727e06485eb9ebae635d) ) /* same as other sets but labeled KL */

	ROM_REGION( 0x20000, "tiles1", 0 ) /* Tiles 1 */
	ROM_LOAD16_BYTE( "kl05.9e",   0x00000, 0x010000, CRC(d10aef95) SHA1(a611a35ab312caee19c31da079c647679d31673d) ) /* same as other sets but labeled KL */
	ROM_LOAD16_BYTE( "kl04.8e",   0x00001, 0x010000, CRC(329323a8) SHA1(e2ec7b059301c0a2e052dfc683e044c808ad9b33) ) /* same as other sets but labeled KL */

	ROM_REGION( 0x300000, "tiles2", 0 ) /* Tiles 2 */
	ROM_LOAD( "mbd-01.9b", 0x000000, 0x100000, CRC(d7de4f4b) SHA1(4747f8795e277ed8106667b6f68e1176d95db684) )
	ROM_LOAD( "mbd-00.8b", 0x100000, 0x100000, CRC(adb20ba9) SHA1(2ffa1dd19a438a4d2f5743b1050a8037183a3e7d) )
	/* 0x100000 bytes expanded from mbd-02.10e copied here later */

	ROM_REGION( 0x200000, "tiles3", 0 ) /* Tiles 3 */
	ROM_LOAD( "mbd-03.13b",   0x000000, 0x100000, CRC(cf798f2c) SHA1(f484a22679d6a4d4b0dcac820de3f1a37cbc478f) )
	ROM_LOAD( "mbd-04.14b",   0x100000, 0x100000, CRC(d9764d0b) SHA1(74d6f09d65d073606a6e10556cedf740aa50ff08) )

	ROM_REGION( 0x400000, "sprites1", 0 ) /* Sprites 1 */
	ROM_LOAD16_BYTE( "mbd-05.16b",    0x000001, 0x200000, CRC(1768c66a) SHA1(06bf3bb187c65db9dcce959a43a7231e2ac45c17) )
	ROM_LOAD16_BYTE( "mbd-06.17b",    0x000000, 0x200000, CRC(7750847a) SHA1(358266ed68a9816094e7aab0905d958284c8ce98) )

	ROM_REGION( 0x400000, "sprites2", 0 ) /* Sprites 2 */
	ROM_LOAD16_BYTE( "mbd-07.18b",    0x000001, 0x200000, CRC(241faac1) SHA1(588be0cf2647c1d185a99c987a5a20ab7ad8dea8) )
	ROM_LOAD16_BYTE( "mbd-08.19b",    0x000000, 0x200000, CRC(f13b1e56) SHA1(f8f5e8c4e6c159f076d4e6505bd901ade5c6a0ca) )

	ROM_REGION( 0x0100000, "gfx6", 0 ) /* 1bpp graphics */
	ROM_LOAD16_BYTE( "mbd-02.10e",    0x000000, 0x080000, CRC(b25aa721) SHA1(efe800759080bd1dac2da93bd79062a48c5da2b2) )

	ROM_REGION( 0x80000, "oki1", 0 ) /* Oki samples 1 */
	ROM_LOAD( "mbd-10.17p",    0x000000, 0x080000, CRC(f159f76a) SHA1(0b1ea69fecdd151e2b1fa96a21eade492499691d) )

	ROM_REGION( 0x80000, "oki2", 0 ) /* Oki samples 1 */
	ROM_LOAD( "mbd-09.16p",    0x000000, 0x080000, CRC(f44f2f87) SHA1(d941520bdfc9e6d88c45462bc1f697c18f33498e) )

	ROM_REGION( 0x000400, "proms", 0 ) /* Priority (not used) */
	ROM_LOAD( "kj-00.15n",    0x000000, 0x00400, CRC(add4d50b) SHA1(080e5a8192a146d5141aef5c8d9996ddf8cd3ab4) )
ROM_END

ROM_START( boogwinga ) /* VER 1.5 ASA 92.12.07 */
	ROM_REGION( 0x100000, "maincpu", 0 ) /* DE102 code (encrypted) */
	ROM_LOAD16_BYTE( "km_00-2.2b",    0x000000, 0x040000, CRC(71ab71c6) SHA1(00bfd71dd9ae5f12c574ab0ecc07d85898930c4b) )
	ROM_LOAD16_BYTE( "km_02-2.2e",    0x000001, 0x040000, CRC(e90f07f9) SHA1(1e8bd3983ed875f4752cbf2ab1c7e748d3df019c) )
	ROM_LOAD16_BYTE( "km_01-2.4b",    0x080000, 0x040000, CRC(7fdce2d3) SHA1(5ce9b8ac26700f1c3bfb3ce4845f890b81241823) )
	ROM_LOAD16_BYTE( "km_03-2.4e",    0x080001, 0x040000, CRC(0b582de3) SHA1(f5c58c7e0e8a227506a81e38c266356596dcda7b) )

	ROM_REGION( 0x10000, "audiocpu", 0 )
	ROM_LOAD( "km06.18p",    0x00000, 0x10000, CRC(3e8bc4e1) SHA1(7e4c357afefa47b8f101727e06485eb9ebae635d) )

	ROM_REGION( 0x20000, "tiles1", 0 ) /* Tiles 1 */
	ROM_LOAD16_BYTE( "km05.9e",   0x00000, 0x010000, CRC(d10aef95) SHA1(a611a35ab312caee19c31da079c647679d31673d) )
	ROM_LOAD16_BYTE( "km04.8e",   0x00001, 0x010000, CRC(329323a8) SHA1(e2ec7b059301c0a2e052dfc683e044c808ad9b33) )

	ROM_REGION( 0x300000, "tiles2", 0 ) /* Tiles 2 */
	ROM_LOAD( "mbd-01.9b", 0x000000, 0x100000, CRC(d7de4f4b) SHA1(4747f8795e277ed8106667b6f68e1176d95db684) )
	ROM_LOAD( "mbd-00.8b", 0x100000, 0x100000, CRC(adb20ba9) SHA1(2ffa1dd19a438a4d2f5743b1050a8037183a3e7d) )
	/* 0x100000 bytes expanded from mbd-02.10e copied here later */

	ROM_REGION( 0x200000, "tiles3", 0 ) /* Tiles 3 */
	ROM_LOAD( "mbd-03.13b",   0x000000, 0x100000, CRC(cf798f2c) SHA1(f484a22679d6a4d4b0dcac820de3f1a37cbc478f) )
	ROM_LOAD( "mbd-04.14b",   0x100000, 0x100000, CRC(d9764d0b) SHA1(74d6f09d65d073606a6e10556cedf740aa50ff08) )

	ROM_REGION( 0x400000, "sprites1", 0 ) /* Sprites 1 */
	ROM_LOAD16_BYTE( "mbd-05.16b",    0x000001, 0x200000, CRC(1768c66a) SHA1(06bf3bb187c65db9dcce959a43a7231e2ac45c17) )
	ROM_LOAD16_BYTE( "mbd-06.17b",    0x000000, 0x200000, CRC(7750847a) SHA1(358266ed68a9816094e7aab0905d958284c8ce98) )

	ROM_REGION( 0x400000, "sprites2", 0 ) /* Sprites 2 */
	ROM_LOAD16_BYTE( "mbd-07.18b",    0x000001, 0x200000, CRC(241faac1) SHA1(588be0cf2647c1d185a99c987a5a20ab7ad8dea8) )
	ROM_LOAD16_BYTE( "mbd-08.19b",    0x000000, 0x200000, CRC(f13b1e56) SHA1(f8f5e8c4e6c159f076d4e6505bd901ade5c6a0ca) )

	ROM_REGION( 0x0100000, "gfx6", 0 ) /* 1bpp graphics */
	ROM_LOAD16_BYTE( "mbd-02.10e",    0x000000, 0x080000, CRC(b25aa721) SHA1(efe800759080bd1dac2da93bd79062a48c5da2b2) )

	ROM_REGION( 0x80000, "oki1", 0 ) /* Oki samples 1 */
	ROM_LOAD( "mbd-10.17p",    0x000000, 0x080000, CRC(f159f76a) SHA1(0b1ea69fecdd151e2b1fa96a21eade492499691d) )

	ROM_REGION( 0x80000, "oki2", 0 ) /* Oki samples 1 */
	ROM_LOAD( "mbd-09.16p",    0x000000, 0x080000, CRC(f44f2f87) SHA1(d941520bdfc9e6d88c45462bc1f697c18f33498e) )

	ROM_REGION( 0x000400, "proms", 0 ) /* Priority (not used) */
	ROM_LOAD( "kj-00.15n",    0x000000, 0x00400, CRC(add4d50b) SHA1(080e5a8192a146d5141aef5c8d9996ddf8cd3ab4) )
ROM_END

ROM_START( ragtime ) /* VER 1.5 JPN 92.12.07 */
	ROM_REGION( 0x100000, "maincpu", 0 ) /* DE102 code (encrypted) */
	ROM_LOAD16_BYTE( "kh_00-2.2b",    0x000000, 0x040000, CRC(553e179f) SHA1(ab156d9eca4a74084da944989529fd8f5a147dfc) )
	ROM_LOAD16_BYTE( "kh_02-2.2e",    0x000001, 0x040000, CRC(6c759ec0) SHA1(f503d225c31543a7cd975fc599811a31ff729251) )
	ROM_LOAD16_BYTE( "kh_01-2.4b",    0x080000, 0x040000, CRC(12dfee70) SHA1(a7c8fd118f589ef13bcb43a6aa446ff81015f5b3) )
	ROM_LOAD16_BYTE( "kh_03-2.4e",    0x080001, 0x040000, CRC(076fea18) SHA1(342ca71b6d8c8be92dbf221ada717bdbd0061226) )

	ROM_REGION( 0x10000, "audiocpu", 0 )
	ROM_LOAD( "km06.18p",    0x00000, 0x10000, CRC(3e8bc4e1) SHA1(7e4c357afefa47b8f101727e06485eb9ebae635d) )

	ROM_REGION( 0x20000, "tiles1", 0 ) /* Tiles 1 */
	ROM_LOAD16_BYTE( "km05.9e",   0x00000, 0x010000, CRC(d10aef95) SHA1(a611a35ab312caee19c31da079c647679d31673d) )
	ROM_LOAD16_BYTE( "km04.8e",   0x00001, 0x010000, CRC(329323a8) SHA1(e2ec7b059301c0a2e052dfc683e044c808ad9b33) )

	ROM_REGION( 0x300000, "tiles2", 0 ) /* Tiles 2 */
	ROM_LOAD( "mbd-01.9b", 0x000000, 0x100000, CRC(d7de4f4b) SHA1(4747f8795e277ed8106667b6f68e1176d95db684) )
	ROM_LOAD( "mbd-00.8b", 0x100000, 0x100000, CRC(adb20ba9) SHA1(2ffa1dd19a438a4d2f5743b1050a8037183a3e7d) )
	/* 0x100000 bytes expanded from mbd-02.10e copied here later */

	ROM_REGION( 0x200000, "tiles3", 0 ) /* Tiles 3 */
	ROM_LOAD( "mbd-03.13b",   0x000000, 0x100000, CRC(cf798f2c) SHA1(f484a22679d6a4d4b0dcac820de3f1a37cbc478f) )
	ROM_LOAD( "mbd-04.14b",   0x100000, 0x100000, CRC(d9764d0b) SHA1(74d6f09d65d073606a6e10556cedf740aa50ff08) )

	ROM_REGION( 0x400000, "sprites1", 0 ) /* Sprites 1 */
	ROM_LOAD16_BYTE( "mbd-05.16b",    0x000001, 0x200000, CRC(1768c66a) SHA1(06bf3bb187c65db9dcce959a43a7231e2ac45c17) )
	ROM_LOAD16_BYTE( "mbd-06.17b",    0x000000, 0x200000, CRC(7750847a) SHA1(358266ed68a9816094e7aab0905d958284c8ce98) )

	ROM_REGION( 0x400000, "sprites2", 0 ) /* Sprites 2 */
	ROM_LOAD16_BYTE( "mbd-07.18b",    0x000001, 0x200000, CRC(241faac1) SHA1(588be0cf2647c1d185a99c987a5a20ab7ad8dea8) )
	ROM_LOAD16_BYTE( "mbd-08.19b",    0x000000, 0x200000, CRC(f13b1e56) SHA1(f8f5e8c4e6c159f076d4e6505bd901ade5c6a0ca) )

	ROM_REGION( 0x0100000, "gfx6", 0 ) /* 1bpp graphics */
	ROM_LOAD16_BYTE( "mbd-02.10e",    0x000000, 0x080000, CRC(b25aa721) SHA1(efe800759080bd1dac2da93bd79062a48c5da2b2) )

	ROM_REGION( 0x80000, "oki1", 0 ) /* Oki samples 1 */
	ROM_LOAD( "mbd-10.17p",    0x000000, 0x080000, CRC(f159f76a) SHA1(0b1ea69fecdd151e2b1fa96a21eade492499691d) )

	ROM_REGION( 0x80000, "oki2", 0 ) /* Oki samples 1 */
	ROM_LOAD( "mbd-09.16p",    0x000000, 0x080000, CRC(f44f2f87) SHA1(d941520bdfc9e6d88c45462bc1f697c18f33498e) )

	ROM_REGION( 0x000400, "proms", 0 ) /* Priority (not used) */
	ROM_LOAD( "kj-00.15n",    0x000000, 0x00400, CRC(add4d50b) SHA1(080e5a8192a146d5141aef5c8d9996ddf8cd3ab4) )
ROM_END

ROM_START( ragtimea ) /* VER 1.3 JPN 92.11.26 */
	ROM_REGION( 0x100000, "maincpu", 0 ) /* DE102 code (encrypted) */
	ROM_LOAD16_BYTE( "kh_00-1.2b",    0x000000, 0x040000, CRC(88f0155a) SHA1(6f11cc91e36cd68b7143e3326d92b258f051012e) )
	ROM_LOAD16_BYTE( "kh_02-1.2e",    0x000001, 0x040000, CRC(8811b41b) SHA1(d395338bcd812add0de3d1554d1dc3e048d0e4c9) )
	ROM_LOAD16_BYTE( "kh_01-1.4b",    0x080000, 0x040000, CRC(4dab63ad) SHA1(8c6f6e8382bcbba6e1a7ced504397181e7d6e1d1) )
	ROM_LOAD16_BYTE( "kh_03-1.4e",    0x080001, 0x040000, CRC(8a4cbb18) SHA1(272c8e2b20b0a38ce37552be00130c4117533ea9) )

	ROM_REGION( 0x10000, "audiocpu", 0 )
	ROM_LOAD( "km06.18p",    0x00000, 0x10000, CRC(3e8bc4e1) SHA1(7e4c357afefa47b8f101727e06485eb9ebae635d) )

	ROM_REGION( 0x20000, "tiles1", 0 ) /* Tiles 1 */
	ROM_LOAD16_BYTE( "km05.9e",   0x00000, 0x010000, CRC(d10aef95) SHA1(a611a35ab312caee19c31da079c647679d31673d) )
	ROM_LOAD16_BYTE( "km04.8e",   0x00001, 0x010000, CRC(329323a8) SHA1(e2ec7b059301c0a2e052dfc683e044c808ad9b33) )

	ROM_REGION( 0x300000, "tiles2", 0 ) /* Tiles 2 */
	ROM_LOAD( "mbd-01.9b", 0x000000, 0x100000, CRC(d7de4f4b) SHA1(4747f8795e277ed8106667b6f68e1176d95db684) )
	ROM_LOAD( "mbd-00.8b", 0x100000, 0x100000, CRC(adb20ba9) SHA1(2ffa1dd19a438a4d2f5743b1050a8037183a3e7d) )
	/* 0x100000 bytes expanded from mbd-02.10e copied here later */

	ROM_REGION( 0x200000, "tiles3", 0 ) /* Tiles 3 */
	ROM_LOAD( "mbd-03.13b",   0x000000, 0x100000, CRC(cf798f2c) SHA1(f484a22679d6a4d4b0dcac820de3f1a37cbc478f) )
	ROM_LOAD( "mbd-04.14b",   0x100000, 0x100000, CRC(d9764d0b) SHA1(74d6f09d65d073606a6e10556cedf740aa50ff08) )

	ROM_REGION( 0x400000, "sprites1", 0 ) /* Sprites 1 */
	ROM_LOAD16_BYTE( "mbd-05.16b",    0x000001, 0x200000, CRC(1768c66a) SHA1(06bf3bb187c65db9dcce959a43a7231e2ac45c17) )
	ROM_LOAD16_BYTE( "mbd-06.17b",    0x000000, 0x200000, CRC(7750847a) SHA1(358266ed68a9816094e7aab0905d958284c8ce98) )

	ROM_REGION( 0x400000, "sprites2", 0 ) /* Sprites 2 */
	ROM_LOAD16_BYTE( "mbd-07.18b",    0x000001, 0x200000, CRC(241faac1) SHA1(588be0cf2647c1d185a99c987a5a20ab7ad8dea8) )
	ROM_LOAD16_BYTE( "mbd-08.19b",    0x000000, 0x200000, CRC(f13b1e56) SHA1(f8f5e8c4e6c159f076d4e6505bd901ade5c6a0ca) )

	ROM_REGION( 0x0100000, "gfx6", 0 ) /* 1bpp graphics */
	ROM_LOAD16_BYTE( "mbd-02.10e",    0x000000, 0x080000, CRC(b25aa721) SHA1(efe800759080bd1dac2da93bd79062a48c5da2b2) )

	ROM_REGION( 0x80000, "oki1", 0 ) /* Oki samples 1 */
	ROM_LOAD( "mbd-10.17p",    0x000000, 0x080000, CRC(f159f76a) SHA1(0b1ea69fecdd151e2b1fa96a21eade492499691d) )

	ROM_REGION( 0x80000, "oki2", 0 ) /* Oki samples 1 */
	ROM_LOAD( "mbd-09.16p",    0x000000, 0x080000, CRC(f44f2f87) SHA1(d941520bdfc9e6d88c45462bc1f697c18f33498e) )

	ROM_REGION( 0x000400, "proms", 0 ) /* Priority (not used) */
	ROM_LOAD( "kj-00.15n",    0x000000, 0x00400, CRC(add4d50b) SHA1(080e5a8192a146d5141aef5c8d9996ddf8cd3ab4) )
ROM_END

void boogwing_state::init_boogwing()
{
	const uint8_t* src = memregion("gfx6")->base();
	uint8_t* dst = memregion("tiles2")->base() + 0x200000;

	deco56_decrypt_gfx(machine(), "tiles1");
	deco56_decrypt_gfx(machine(), "tiles2");
	deco56_decrypt_gfx(machine(), "tiles3");
	deco56_remap_gfx(machine(), "gfx6");
	deco102_decrypt_cpu((uint16_t *)memregion("maincpu")->base(), m_decrypted_opcodes, 0x100000, 0x42ba, 0x00, 0x18);
	memcpy(dst, src, 0x100000);
}

GAME( 1992, boogwing,  0,        boogwing, boogwing, boogwing_state, init_boogwing, ROT0, "Data East Corporation", "Boogie Wings (Euro v1.5, 92.12.07)",            MACHINE_IMPERFECT_GRAPHICS | MACHINE_SUPPORTS_SAVE )
GAME( 1992, boogwingu, boogwing, boogwing, boogwing, boogwing_state, init_boogwing, ROT0, "Data East Corporation", "Boogie Wings (USA v1.7, 92.12.14)",             MACHINE_IMPERFECT_GRAPHICS | MACHINE_SUPPORTS_SAVE )
GAME( 1992, boogwinga, boogwing, boogwing, boogwing, boogwing_state, init_boogwing, ROT0, "Data East Corporation", "Boogie Wings (Asia v1.5, 92.12.07)",            MACHINE_IMPERFECT_GRAPHICS | MACHINE_SUPPORTS_SAVE )
GAME( 1992, ragtime,   boogwing, boogwing, boogwing, boogwing_state, init_boogwing, ROT0, "Data East Corporation", "The Great Ragtime Show (Japan v1.5, 92.12.07)", MACHINE_IMPERFECT_GRAPHICS | MACHINE_SUPPORTS_SAVE )
GAME( 1992, ragtimea,  boogwing, boogwing, boogwing, boogwing_state, init_boogwing, ROT0, "Data East Corporation", "The Great Ragtime Show (Japan v1.3, 92.11.26)", MACHINE_IMPERFECT_GRAPHICS | MACHINE_SUPPORTS_SAVE )