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// license:BSD-3-Clause
// copyright-holders:Nicola Salmoria
/***************************************************************************

Commando memory map (preliminary)

driver by Nicola Salmoria


MAIN CPU
0000-bfff ROM
d000-d3ff Video RAM
d400-d7ff Color RAM
d800-dbff background video RAM
dc00-dfff background color RAM
e000-ffff RAM
fe00-ff7f Sprites

read:
c000      IN0
c001      IN1
c002      IN2
c003      DSW1
c004      DSW2

write:
c808-c809 background scroll x position
c80a-c80b background scroll y position

SOUND CPU
0000-3fff ROM
4000-47ff RAM

write:
8000      YM2203 #1 control
8001      YM2203 #1 write
8002      YM2203 #2 control
8003      YM2203 #2 write

****************************************************************************

Note : there is an ingame typo bug that doesn't display the bonus life values
       correctly on the title screen in 'commando', 'commandoj' and 'spaceinv'.

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

// Notes by Jose Tejada (jotego):
// The main CPU frequency is 3 MHz, after a two-stage FF clock divider.
// The CPU clock is gated by bus arbitrion logic. The CPU clock is halted until
// video hardware has an opening in memory access, then the CPU is allowed to
// access common memory. This slows down the CPU but doesn't alter its basic 3MHz frequency.
//
// There is also a DMA circuit that copies object data from the CPU RAM to a buffer
// this also slows down the CPU as it is halted during that time.


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

#include "cpu/z80/z80.h"
#include "machine/gen_latch.h"
#include "sound/2203intf.h"
#include "screen.h"
#include "speaker.h"


/* Memory Maps */

void commando_state::commando_map(address_map &map)
{
	map(0x0000, 0xbfff).rom();
	map(0xc000, 0xc000).portr("SYSTEM");
	map(0xc001, 0xc001).portr("P1");
	map(0xc002, 0xc002).portr("P2");
	map(0xc003, 0xc003).portr("DSW1");
	map(0xc004, 0xc004).portr("DSW2");
	map(0xc800, 0xc800).w("soundlatch", FUNC(generic_latch_8_device::write));
	map(0xc804, 0xc804).w(FUNC(commando_state::commando_c804_w));
	// 0xc806 triggers the DMA (not emulated)
	map(0xc808, 0xc809).w(FUNC(commando_state::commando_scrollx_w));
	map(0xc80a, 0xc80b).w(FUNC(commando_state::commando_scrolly_w));
	map(0xd000, 0xd3ff).ram().w(FUNC(commando_state::commando_videoram2_w)).share("videoram2");
	map(0xd400, 0xd7ff).ram().w(FUNC(commando_state::commando_colorram2_w)).share("colorram2");
	map(0xd800, 0xdbff).ram().w(FUNC(commando_state::commando_videoram_w)).share("videoram");
	map(0xdc00, 0xdfff).ram().w(FUNC(commando_state::commando_colorram_w)).share("colorram");
	map(0xe000, 0xfdff).ram();
	map(0xfe00, 0xff7f).ram().share("spriteram");
	map(0xff80, 0xffff).ram();
}

void commando_state::decrypted_opcodes_map(address_map &map)
{
	map(0x0000, 0xbfff).rom().share("decrypted_opcodes");
}

void commando_state::sound_map(address_map &map)
{
	map(0x0000, 0x3fff).rom();
	map(0x4000, 0x47ff).ram();
	map(0x6000, 0x6000).r("soundlatch", FUNC(generic_latch_8_device::read));
	map(0x8000, 0x8001).w("ym1", FUNC(ym2203_device::write));
	map(0x8002, 0x8003).w("ym2", FUNC(ym2203_device::write));
}

/* Input Ports */

static INPUT_PORTS_START( commando )
	PORT_START("SYSTEM")
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_START1 )
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_START2 )
	PORT_BIT( 0x0c, IP_ACTIVE_LOW, IPT_UNUSED )
	PORT_BIT( 0x30, IP_ACTIVE_LOW, IPT_UNKNOWN )
	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_COIN2 )
	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_COIN1 )

	PORT_START("P1")
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY
	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 )
	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 )
	PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNUSED )

	PORT_START("P2")
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_COCKTAIL
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_COCKTAIL
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_COCKTAIL
	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY PORT_COCKTAIL
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_COCKTAIL
	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_COCKTAIL
	PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNUSED )

	PORT_START("DSW1")
	PORT_DIPNAME( 0x03, 0x03, "Starting Area" ) PORT_DIPLOCATION("SW1:8,7")
	PORT_DIPSETTING(    0x03, "0 (Forest 1)" )
	PORT_DIPSETTING(    0x01, "2 (Desert 1)" )
	PORT_DIPSETTING(    0x02, "4 (Forest 2)" )
	PORT_DIPSETTING(    0x00, "6 (Desert 2)" )
	PORT_DIPNAME( 0x0c, 0x0c, DEF_STR( Lives ) ) PORT_DIPLOCATION("SW1:6,5")
	PORT_DIPSETTING(    0x04, "2" )
	PORT_DIPSETTING(    0x0c, "3" )
	PORT_DIPSETTING(    0x08, "4" )
	PORT_DIPSETTING(    0x00, "5" )
	PORT_DIPNAME( 0x30, 0x30, DEF_STR( Coin_B ) ) PORT_DIPLOCATION("SW1:4,3")
	PORT_DIPSETTING(    0x00, DEF_STR( 4C_1C ) )
	PORT_DIPSETTING(    0x20, DEF_STR( 3C_1C ) )
	PORT_DIPSETTING(    0x10, DEF_STR( 2C_1C ) )
	PORT_DIPSETTING(    0x30, DEF_STR( 1C_1C ) )
	PORT_DIPNAME( 0xc0, 0xc0, DEF_STR( Coin_A ) ) PORT_DIPLOCATION("SW1:1,2")
	PORT_DIPSETTING(    0x00, DEF_STR( 2C_1C ) )
	PORT_DIPSETTING(    0xc0, DEF_STR( 1C_1C ) )
	PORT_DIPSETTING(    0x40, DEF_STR( 1C_2C ) )
	PORT_DIPSETTING(    0x80, DEF_STR( 1C_3C ) )

	PORT_START("DSW2")
	PORT_DIPNAME( 0x07, 0x07, DEF_STR( Bonus_Life ) ) PORT_DIPLOCATION("SW2:8,7,6")
	PORT_DIPSETTING(    0x07, "10K 50K+" )
	PORT_DIPSETTING(    0x03, "10K 60K+" )
	PORT_DIPSETTING(    0x05, "20K 60K+" )
	PORT_DIPSETTING(    0x01, "20K 70K+" )
	PORT_DIPSETTING(    0x06, "30K 70K+" )
	PORT_DIPSETTING(    0x02, "30K 80K+" )
	PORT_DIPSETTING(    0x04, "40K 100K+" )
	PORT_DIPSETTING(    0x00, DEF_STR( None ) )
	PORT_DIPNAME( 0x08, 0x08, DEF_STR( Demo_Sounds ) ) PORT_DIPLOCATION("SW2:5")
	PORT_DIPSETTING(    0x00, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x08, DEF_STR( On ) )
	PORT_DIPNAME( 0x10, 0x10, DEF_STR( Difficulty ) ) PORT_DIPLOCATION("SW2:4")
	PORT_DIPSETTING(    0x10, DEF_STR( Normal ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Difficult ) )
	PORT_DIPNAME( 0x20, 0x00, DEF_STR( Flip_Screen ) ) PORT_DIPLOCATION("SW2:3")
	PORT_DIPSETTING(    0x00, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x20, DEF_STR( On ) )
	PORT_DIPNAME( 0xc0, 0x00, DEF_STR( Cabinet ) ) PORT_DIPLOCATION("SW2:2,1")
	PORT_DIPSETTING(    0x00, DEF_STR( Upright ) )
	PORT_DIPSETTING(    0x40, "Upright Two Players" )
	PORT_DIPSETTING(    0xc0, DEF_STR( Cocktail ) )
INPUT_PORTS_END

static INPUT_PORTS_START( commandou )
	PORT_INCLUDE(commando)

	PORT_MODIFY("DSW2")
	PORT_SERVICE_DIPLOC( 0x08, IP_ACTIVE_LOW, "SW2:5" )
INPUT_PORTS_END

/* Graphics Layouts */

static const gfx_layout charlayout =
{
	8, 8,
	RGN_FRAC(1,1),
	2,
	{ 4, 0 },
	{ 0, 1, 2, 3, 8+0, 8+1, 8+2, 8+3 },
	{ 0*16, 1*16, 2*16, 3*16, 4*16, 5*16, 6*16, 7*16 },
	16*8
};

static const gfx_layout tilelayout =
{
	16, 16,
	RGN_FRAC(1,3),
	3,
	{ RGN_FRAC(0,3), RGN_FRAC(1,3), RGN_FRAC(2,3) },
	{ 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
};

static const gfx_layout spritelayout =
{
	16, 16,
	RGN_FRAC(1,2),
	4,
	{ RGN_FRAC(1,2)+4, RGN_FRAC(1,2)+0, 4, 0 },
	{ 0, 1, 2, 3, 8+0, 8+1, 8+2, 8+3,
			32*8+0, 32*8+1, 32*8+2, 32*8+3, 33*8+0, 33*8+1, 33*8+2, 33*8+3 },
	{ 0*16, 1*16, 2*16, 3*16, 4*16, 5*16, 6*16, 7*16,
			8*16, 9*16, 10*16, 11*16, 12*16, 13*16, 14*16, 15*16 },
	64*8
};

/* Graphics Decode Information */

static GFXDECODE_START( gfx_commando )
	GFXDECODE_ENTRY( "gfx1", 0, charlayout,   192, 16 ) // colors 192-255
	GFXDECODE_ENTRY( "gfx2", 0, tilelayout,     0, 16 ) // colors   0-127
	GFXDECODE_ENTRY( "gfx3", 0, spritelayout, 128,  4 ) // colors 128-191
GFXDECODE_END

/* Sound Interface */

#define XTAL        12000000
#define PHI_B       XTAL/2/2
#define PHI_MAIN    XTAL/2/2 // As seen in the schematics:
// the signal goes into a bus arbitrion logic that doesn't affect its frequency
// although the CPU gets slowed down when accessing char/background memories

/* Interrupt Generator */

WRITE_LINE_MEMBER(commando_state::vblank_irq)
{
	if (state)
		m_maincpu->set_input_line_and_vector(0, HOLD_LINE, 0xd7); // Z80 - RST 10h - VBLANK
}

/* Machine Driver */

void commando_state::machine_start()
{
	save_item(NAME(m_scroll_x));
	save_item(NAME(m_scroll_y));
}

void commando_state::machine_reset()
{
	m_scroll_x[0] = 0;
	m_scroll_x[1] = 0;
	m_scroll_y[0] = 0;
	m_scroll_y[1] = 0;
}


void commando_state::commando(machine_config &config)
{
	/* basic machine hardware */
	Z80(config, m_maincpu, PHI_MAIN);  // 3 MHz
	m_maincpu->set_addrmap(AS_PROGRAM, &commando_state::commando_map);
	m_maincpu->set_addrmap(AS_OPCODES, &commando_state::decrypted_opcodes_map);

	Z80(config, m_audiocpu, PHI_B);    // 3 MHz
	m_audiocpu->set_addrmap(AS_PROGRAM, &commando_state::sound_map);
	m_audiocpu->set_periodic_int(FUNC(commando_state::irq0_line_hold), attotime::from_hz(4*60));

	/* 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(32*8, 32*8);
	screen.set_visarea(0*8, 32*8-1, 2*8, 30*8-1);
	screen.set_screen_update(FUNC(commando_state::screen_update_commando));
	screen.screen_vblank().set(m_spriteram, FUNC(buffered_spriteram8_device::vblank_copy_rising));
	screen.screen_vblank().append(FUNC(commando_state::vblank_irq));
	screen.set_palette(m_palette);

	GFXDECODE(config, m_gfxdecode, m_palette, gfx_commando);
	PALETTE(config, m_palette, palette_device::RGB_444_PROMS, "proms", 256);

	BUFFERED_SPRITERAM8(config, m_spriteram);

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

	GENERIC_LATCH_8(config, "soundlatch");

	YM2203(config, "ym1", PHI_B/2).add_route(ALL_OUTPUTS, "mono", 0.15);

	YM2203(config, "ym2", PHI_B/2).add_route(ALL_OUTPUTS, "mono", 0.15);
}


/* ROMs */

ROM_START( commando )
	ROM_REGION( 0xc000, "maincpu", 0 )
	ROM_LOAD( "cm04.9m",  0x0000, 0x8000, CRC(8438b694) SHA1(e154478d8f1b635355bd777370acabe49cb9d309) )
	ROM_LOAD( "cm03.8m",  0x8000, 0x4000, CRC(35486542) SHA1(531a85c9e03970ce037be84f2240c2df6f6e3ec1) )

	ROM_REGION( 0x10000, "audiocpu", 0 )
	ROM_LOAD( "cm02.9f",  0x0000, 0x4000, CRC(f9cc4a74) SHA1(ee8dd73919c6f47f62cc6d999de9510db9f79b8f) )

	ROM_REGION( 0x4000, "gfx1", 0 )
	ROM_LOAD( "vt01.5d",  0x0000, 0x4000, CRC(505726e0) SHA1(2435c87c9c9d78a6e703cf0e1f6a0288207fcd4c) )    // characters

	ROM_REGION( 0x18000, "gfx2", 0 )
	ROM_LOAD( "vt11.5a",  0x00000, 0x4000, CRC(7b2e1b48) SHA1(5d49e1d8146e4ef744445b68f35677302e875a85) )   // SCR X (tiles)
	ROM_LOAD( "vt12.6a",  0x04000, 0x4000, CRC(81b417d3) SHA1(5ec7e3f0c8069384a5f6eb39232c228b9d7b8c0c) )   // SCR X
	ROM_LOAD( "vt13.7a",  0x08000, 0x4000, CRC(5612dbd2) SHA1(9e4e1a22b6cbf60607b9a81dae34482ae55f7c47) )   // SCR Y
	ROM_LOAD( "vt14.8a",  0x0c000, 0x4000, CRC(2b2dee36) SHA1(8792278464fa3da47176582025f6673a15a581e2) )   // SCR Y
	ROM_LOAD( "vt15.9a",  0x10000, 0x4000, CRC(de70babf) SHA1(6717e23baf55f84d3143fb432140a7c3e102ac26) )   // SCR Z
	ROM_LOAD( "vt16.10a", 0x14000, 0x4000, CRC(14178237) SHA1(f896e71c7004349c9a46155edfd9f0aaa186065d) )   // SCR Z

	ROM_REGION( 0x18000, "gfx3", 0 )
	ROM_LOAD( "vt05.7e",  0x00000, 0x4000, CRC(79f16e3d) SHA1(04e1f03a4d6b4cc2b81bce3a290bbb95de900d35) )   // sprites
	ROM_LOAD( "vt06.8e",  0x04000, 0x4000, CRC(26fee521) SHA1(2fbfc73ee860f72a20229a01d4da9f5cc2e858d3) )
	ROM_LOAD( "vt07.9e",  0x08000, 0x4000, CRC(ca88bdfd) SHA1(548b05460bc7983cc81f15c70e87f47d10db2812) )
	ROM_LOAD( "vt08.7h",  0x0c000, 0x4000, CRC(2019c883) SHA1(883c0156ceab99f4849fe36972c4162b4ac8c216) )
	ROM_LOAD( "vt09.8h",  0x10000, 0x4000, CRC(98703982) SHA1(ba9a9b0dcadd4f52502828408c4a19b0bd518351) )
	ROM_LOAD( "vt10.9h",  0x14000, 0x4000, CRC(f069d2f8) SHA1(2c92300a9407470b34965021de882f1f7a84730c) )

	ROM_REGION( 0x600, "proms", 0 )
	ROM_LOAD( "vtb1.1d",  0x0000, 0x0100, CRC(3aba15a1) SHA1(8b057f6e26155dd9e48bde182e680fce4519f600) )    /* red */
	ROM_LOAD( "vtb2.2d",  0x0100, 0x0100, CRC(88865754) SHA1(ca6dddca98baf00a65b2fb70b69cf4704ef8c831) )    /* green */
	ROM_LOAD( "vtb3.3d",  0x0200, 0x0100, CRC(4c14c3f6) SHA1(644ac17c7413f094ec9a15cba87bbd421b26321f) )    /* blue */
	ROM_LOAD( "vtb4.1h",  0x0300, 0x0100, CRC(b388c246) SHA1(038f9851699331ad887b6281a9df053dca3db8fd) )    /* palette selector (not used) */
	ROM_LOAD( "vtb5.6l",  0x0400, 0x0100, CRC(712ac508) SHA1(5349d722ab6733afdda65f6e0a98322f0d515e86) )    /* interrupt timing (not used) */
	ROM_LOAD( "vtb6.6e",  0x0500, 0x0100, CRC(0eaf5158) SHA1(bafd4108708f66cd7b280e47152b108f3e254fc9) )    /* video timing (not used) */
ROM_END

ROM_START( commandou )
	ROM_REGION( 0xc000, "maincpu", 0 )
	ROM_LOAD( "u4-f.9m",  0x0000, 0x8000, CRC(a6118935) SHA1(d5811968b23d61e344e151747bcc3c0ed2b9497b) )
	ROM_LOAD( "u3-f.8m",  0x8000, 0x4000, CRC(24f49684) SHA1(d38a7bd9f3b506747a03f6b94c3f8a2d9fc59166) )

	ROM_REGION( 0x10000, "audiocpu", 0 )
	ROM_LOAD( "cm02.9f",  0x0000, 0x4000, CRC(f9cc4a74) SHA1(ee8dd73919c6f47f62cc6d999de9510db9f79b8f) )

	ROM_REGION( 0x4000, "gfx1", 0 )
	ROM_LOAD( "vt01.5d",  0x0000, 0x4000, CRC(505726e0) SHA1(2435c87c9c9d78a6e703cf0e1f6a0288207fcd4c) )    // characters

	ROM_REGION( 0x18000, "gfx2", 0 )
	ROM_LOAD( "vt11.5a",  0x00000, 0x4000, CRC(7b2e1b48) SHA1(5d49e1d8146e4ef744445b68f35677302e875a85) )   // SCR X (tiles)
	ROM_LOAD( "vt12.6a",  0x04000, 0x4000, CRC(81b417d3) SHA1(5ec7e3f0c8069384a5f6eb39232c228b9d7b8c0c) )   // SCR X
	ROM_LOAD( "vt13.7a",  0x08000, 0x4000, CRC(5612dbd2) SHA1(9e4e1a22b6cbf60607b9a81dae34482ae55f7c47) )   // SCR Y
	ROM_LOAD( "vt14.8a",  0x0c000, 0x4000, CRC(2b2dee36) SHA1(8792278464fa3da47176582025f6673a15a581e2) )   // SCR Y
	ROM_LOAD( "vt15.9a",  0x10000, 0x4000, CRC(de70babf) SHA1(6717e23baf55f84d3143fb432140a7c3e102ac26) )   // SCR Z
	ROM_LOAD( "vt16.10a", 0x14000, 0x4000, CRC(14178237) SHA1(f896e71c7004349c9a46155edfd9f0aaa186065d) )   // SCR Z

	ROM_REGION( 0x18000, "gfx3", 0 )
	ROM_LOAD( "vt05.7e",  0x00000, 0x4000, CRC(79f16e3d) SHA1(04e1f03a4d6b4cc2b81bce3a290bbb95de900d35) )   // sprites
	ROM_LOAD( "vt06.8e",  0x04000, 0x4000, CRC(26fee521) SHA1(2fbfc73ee860f72a20229a01d4da9f5cc2e858d3) )
	ROM_LOAD( "vt07.9e",  0x08000, 0x4000, CRC(ca88bdfd) SHA1(548b05460bc7983cc81f15c70e87f47d10db2812) )
	ROM_LOAD( "vt08.7h",  0x0c000, 0x4000, CRC(2019c883) SHA1(883c0156ceab99f4849fe36972c4162b4ac8c216) )
	ROM_LOAD( "vt09.8h",  0x10000, 0x4000, CRC(98703982) SHA1(ba9a9b0dcadd4f52502828408c4a19b0bd518351) )
	ROM_LOAD( "vt10.9h",  0x14000, 0x4000, CRC(f069d2f8) SHA1(2c92300a9407470b34965021de882f1f7a84730c) )

	ROM_REGION( 0x600, "proms", 0 )
	ROM_LOAD( "vtb1.1d",  0x0000, 0x0100, CRC(3aba15a1) SHA1(8b057f6e26155dd9e48bde182e680fce4519f600) )    /* red */
	ROM_LOAD( "vtb2.2d",  0x0100, 0x0100, CRC(88865754) SHA1(ca6dddca98baf00a65b2fb70b69cf4704ef8c831) )    /* green */
	ROM_LOAD( "vtb3.3d",  0x0200, 0x0100, CRC(4c14c3f6) SHA1(644ac17c7413f094ec9a15cba87bbd421b26321f) )    /* blue */
	ROM_LOAD( "vtb4.1h",  0x0300, 0x0100, CRC(b388c246) SHA1(038f9851699331ad887b6281a9df053dca3db8fd) )    /* palette selector (not used) */
	ROM_LOAD( "vtb5.6l",  0x0400, 0x0100, CRC(712ac508) SHA1(5349d722ab6733afdda65f6e0a98322f0d515e86) )    /* interrupt timing (not used) */
	ROM_LOAD( "vtb6.6e",  0x0500, 0x0100, CRC(0eaf5158) SHA1(bafd4108708f66cd7b280e47152b108f3e254fc9) )    /* video timing (not used) */
ROM_END

ROM_START( commandoj )
	ROM_REGION( 0xc000, "maincpu", 0 )
	ROM_LOAD( "so04.9m", 0x0000, 0x8000, CRC(d3f2bfb3) SHA1(738a5673ac6a907cb04cfb125e8aab3f7437b9d2) )
	ROM_LOAD( "so03.8m", 0x8000, 0x4000, CRC(ed01f472) SHA1(fa181293ae8f0fee78d412259eb81f6de1e1307a) )

	ROM_REGION( 0x10000, "audiocpu", 0 )
	ROM_LOAD( "so02.9f", 0x0000, 0x4000, CRC(ca20aca5) SHA1(206a8fd4a8985e7ceed7de8349ba02627e881503) )

	ROM_REGION( 0x4000, "gfx1", 0 )
	ROM_LOAD( "vt01.5d",  0x0000, 0x4000, CRC(505726e0) SHA1(2435c87c9c9d78a6e703cf0e1f6a0288207fcd4c) )    // characters

	ROM_REGION( 0x18000, "gfx2", 0 )
	ROM_LOAD( "vt11.5a",  0x00000, 0x4000, CRC(7b2e1b48) SHA1(5d49e1d8146e4ef744445b68f35677302e875a85) )   // SCR X (tiles)
	ROM_LOAD( "vt12.6a",  0x04000, 0x4000, CRC(81b417d3) SHA1(5ec7e3f0c8069384a5f6eb39232c228b9d7b8c0c) )   // SCR X
	ROM_LOAD( "vt13.7a",  0x08000, 0x4000, CRC(5612dbd2) SHA1(9e4e1a22b6cbf60607b9a81dae34482ae55f7c47) )   // SCR Y
	ROM_LOAD( "vt14.8a",  0x0c000, 0x4000, CRC(2b2dee36) SHA1(8792278464fa3da47176582025f6673a15a581e2) )   // SCR Y
	ROM_LOAD( "vt15.9a",  0x10000, 0x4000, CRC(de70babf) SHA1(6717e23baf55f84d3143fb432140a7c3e102ac26) )   // SCR Z
	ROM_LOAD( "vt16.10a", 0x14000, 0x4000, CRC(14178237) SHA1(f896e71c7004349c9a46155edfd9f0aaa186065d) )   // SCR Z

	ROM_REGION( 0x18000, "gfx3", 0 )
	ROM_LOAD( "vt05.7e",  0x00000, 0x4000, CRC(79f16e3d) SHA1(04e1f03a4d6b4cc2b81bce3a290bbb95de900d35) )   // sprites
	ROM_LOAD( "vt06.8e",  0x04000, 0x4000, CRC(26fee521) SHA1(2fbfc73ee860f72a20229a01d4da9f5cc2e858d3) )
	ROM_LOAD( "vt07.9e",  0x08000, 0x4000, CRC(ca88bdfd) SHA1(548b05460bc7983cc81f15c70e87f47d10db2812) )
	ROM_LOAD( "vt08.7h",  0x0c000, 0x4000, CRC(2019c883) SHA1(883c0156ceab99f4849fe36972c4162b4ac8c216) )
	ROM_LOAD( "vt09.8h",  0x10000, 0x4000, CRC(98703982) SHA1(ba9a9b0dcadd4f52502828408c4a19b0bd518351) )
	ROM_LOAD( "vt10.9h",  0x14000, 0x4000, CRC(f069d2f8) SHA1(2c92300a9407470b34965021de882f1f7a84730c) )

	ROM_REGION( 0x600, "proms", 0 )
	ROM_LOAD( "vtb1.1d",  0x0000, 0x0100, CRC(3aba15a1) SHA1(8b057f6e26155dd9e48bde182e680fce4519f600) )    /* red */
	ROM_LOAD( "vtb2.2d",  0x0100, 0x0100, CRC(88865754) SHA1(ca6dddca98baf00a65b2fb70b69cf4704ef8c831) )    /* green */
	ROM_LOAD( "vtb3.3d",  0x0200, 0x0100, CRC(4c14c3f6) SHA1(644ac17c7413f094ec9a15cba87bbd421b26321f) )    /* blue */
	ROM_LOAD( "vtb4.1h",  0x0300, 0x0100, CRC(b388c246) SHA1(038f9851699331ad887b6281a9df053dca3db8fd) )    /* palette selector (not used) */
	ROM_LOAD( "vtb5.6l",  0x0400, 0x0100, CRC(712ac508) SHA1(5349d722ab6733afdda65f6e0a98322f0d515e86) )    /* interrupt timing (not used) */
	ROM_LOAD( "vtb6.6e",  0x0500, 0x0100, CRC(0eaf5158) SHA1(bafd4108708f66cd7b280e47152b108f3e254fc9) )    /* video timing (not used) */
ROM_END

ROM_START( commandob )
	ROM_REGION( 0xc000, "maincpu", 0 )
	ROM_LOAD( "commandob_04_9m_27256.bin",  0x0000, 0x8000, CRC(348a7654) SHA1(f3668c47c154a9c7d7afeabb0259c9bc56e847ac) )
	ROM_LOAD( "cm03.8m",  0x8000, 0x4000, CRC(35486542) SHA1(531a85c9e03970ce037be84f2240c2df6f6e3ec1) )

	ROM_REGION( 0x10000, "audiocpu", 0 )
	ROM_LOAD( "cm02.9f",  0x0000, 0x4000, CRC(f9cc4a74) SHA1(ee8dd73919c6f47f62cc6d999de9510db9f79b8f) )

	ROM_REGION( 0x4000, "gfx1", 0 )
	ROM_LOAD( "vt01.5d",  0x0000, 0x4000, CRC(505726e0) SHA1(2435c87c9c9d78a6e703cf0e1f6a0288207fcd4c) )    // characters

	ROM_REGION( 0x18000, "gfx2", 0 )
	ROM_LOAD( "vt11.5a",  0x00000, 0x4000, CRC(7b2e1b48) SHA1(5d49e1d8146e4ef744445b68f35677302e875a85) )   // SCR X (tiles)
	ROM_LOAD( "vt12.6a",  0x04000, 0x4000, CRC(81b417d3) SHA1(5ec7e3f0c8069384a5f6eb39232c228b9d7b8c0c) )   // SCR X
	ROM_LOAD( "vt13.7a",  0x08000, 0x4000, CRC(5612dbd2) SHA1(9e4e1a22b6cbf60607b9a81dae34482ae55f7c47) )   // SCR Y
	ROM_LOAD( "vt14.8a",  0x0c000, 0x4000, CRC(2b2dee36) SHA1(8792278464fa3da47176582025f6673a15a581e2) )   // SCR Y
	ROM_LOAD( "vt15.9a",  0x10000, 0x4000, CRC(de70babf) SHA1(6717e23baf55f84d3143fb432140a7c3e102ac26) )   // SCR Z
	ROM_LOAD( "vt16.10a", 0x14000, 0x4000, CRC(14178237) SHA1(f896e71c7004349c9a46155edfd9f0aaa186065d) )   // SCR Z

	ROM_REGION( 0x18000, "gfx3", 0 )
	ROM_LOAD( "vt05.7e",  0x00000, 0x4000, CRC(79f16e3d) SHA1(04e1f03a4d6b4cc2b81bce3a290bbb95de900d35) )   // sprites
	ROM_LOAD( "vt06.8e",  0x04000, 0x4000, CRC(26fee521) SHA1(2fbfc73ee860f72a20229a01d4da9f5cc2e858d3) )
	ROM_LOAD( "vt07.9e",  0x08000, 0x4000, CRC(ca88bdfd) SHA1(548b05460bc7983cc81f15c70e87f47d10db2812) )
	ROM_LOAD( "vt08.7h",  0x0c000, 0x4000, CRC(2019c883) SHA1(883c0156ceab99f4849fe36972c4162b4ac8c216) )
	ROM_LOAD( "vt09.8h",  0x10000, 0x4000, CRC(98703982) SHA1(ba9a9b0dcadd4f52502828408c4a19b0bd518351) )
	ROM_LOAD( "vt10.9h",  0x14000, 0x4000, CRC(f069d2f8) SHA1(2c92300a9407470b34965021de882f1f7a84730c) )

		/* I did not dumped the PROMs of the bootleg board, I'm just adding the parent ones, it has the same
		   number of PROMs on the same board locations as the original board. */
	ROM_REGION( 0x600, "proms", 0 )
	ROM_LOAD( "vtb1.1d",  0x0000, 0x0100, CRC(3aba15a1) SHA1(8b057f6e26155dd9e48bde182e680fce4519f600) )    /* red */
	ROM_LOAD( "vtb2.2d",  0x0100, 0x0100, CRC(88865754) SHA1(ca6dddca98baf00a65b2fb70b69cf4704ef8c831) )    /* green */
	ROM_LOAD( "vtb3.3d",  0x0200, 0x0100, CRC(4c14c3f6) SHA1(644ac17c7413f094ec9a15cba87bbd421b26321f) )    /* blue */
	ROM_LOAD( "vtb4.1h",  0x0300, 0x0100, CRC(b388c246) SHA1(038f9851699331ad887b6281a9df053dca3db8fd) )    /* palette selector (not used) */
	ROM_LOAD( "vtb5.6l",  0x0400, 0x0100, CRC(712ac508) SHA1(5349d722ab6733afdda65f6e0a98322f0d515e86) )    /* interrupt timing (not used) */
	ROM_LOAD( "vtb6.6e",  0x0500, 0x0100, CRC(0eaf5158) SHA1(bafd4108708f66cd7b280e47152b108f3e254fc9) )    /* video timing (not used) */

		/* There's a 16L8A PAL (with a 74LS244P and a 74LS367AP) on a tiny sub-board between the CPU1 ROMs
		   and the CPU1 (a Z80 compatible NEC D780C-1). This sub-board is plugged on what seems to be
		   a ROM socket. */
	ROM_REGION( 0x0200, "plds", 0 )
	ROM_LOAD( "commandob_pal16l8a.bin", 0x0000, 0x0104, NO_DUMP ) /* I Didn't try to dump it... */
ROM_END

ROM_START( commandob2 )
	ROM_REGION( 0xc000, "maincpu", 0 )
	ROM_LOAD( "10",  0x0000, 0x8000, CRC(ab5d1469) SHA1(05935155365bef3c40823101303a3857af1c71e6) )
	ROM_LOAD( "11",  0x8000, 0x4000, CRC(d1a43ba1) SHA1(dbaedcd3a1b489a01b7f783fda6fcad203758717) )

	ROM_REGION( 0x10000, "audiocpu", 0 )
	ROM_LOAD( "8,so02.9f",  0x0000, 0x4000, CRC(ca20aca5) SHA1(206a8fd4a8985e7ceed7de8349ba02627e881503) )

	ROM_REGION( 0x4000, "gfx1", 0 )
	ROM_LOAD( "7,vt01.5d",  0x0000, 0x4000, CRC(505726e0) SHA1(2435c87c9c9d78a6e703cf0e1f6a0288207fcd4c) )    // characters

	ROM_REGION( 0x18000, "gfx2", 0 )
	ROM_LOAD( "17,vt11.5a",  0x00000, 0x4000, CRC(7b2e1b48) SHA1(5d49e1d8146e4ef744445b68f35677302e875a85) )   // SCR X (tiles)
	ROM_LOAD( "16,vt12.6a",  0x04000, 0x4000, CRC(81b417d3) SHA1(5ec7e3f0c8069384a5f6eb39232c228b9d7b8c0c) )   // SCR X
	ROM_LOAD( "15,vt13.7a",  0x08000, 0x4000, CRC(5612dbd2) SHA1(9e4e1a22b6cbf60607b9a81dae34482ae55f7c47) )   // SCR Y
	ROM_LOAD( "14,vt14.8a",  0x0c000, 0x4000, CRC(2b2dee36) SHA1(8792278464fa3da47176582025f6673a15a581e2) )   // SCR Y
	ROM_LOAD( "13,vt15.9a",  0x10000, 0x4000, CRC(de70babf) SHA1(6717e23baf55f84d3143fb432140a7c3e102ac26) )   // SCR Z
	ROM_LOAD( "12,vt16.10a", 0x14000, 0x4000, CRC(14178237) SHA1(f896e71c7004349c9a46155edfd9f0aaa186065d) )   // SCR Z

	ROM_REGION( 0x18000, "gfx3", 0 )
	ROM_LOAD( "3,vt05.7e",  0x00000, 0x4000, CRC(79f16e3d) SHA1(04e1f03a4d6b4cc2b81bce3a290bbb95de900d35) )   // sprites
	ROM_LOAD( "2,vt06.8e",  0x04000, 0x4000, CRC(26fee521) SHA1(2fbfc73ee860f72a20229a01d4da9f5cc2e858d3) )
	ROM_LOAD( "1,vt07.9e",  0x08000, 0x4000, CRC(ca88bdfd) SHA1(548b05460bc7983cc81f15c70e87f47d10db2812) )
	ROM_LOAD( "6,vt08.7h",  0x0c000, 0x4000, CRC(2019c883) SHA1(883c0156ceab99f4849fe36972c4162b4ac8c216) )
	ROM_LOAD( "5,vt09.8h",  0x10000, 0x4000, CRC(98703982) SHA1(ba9a9b0dcadd4f52502828408c4a19b0bd518351) )
	ROM_LOAD( "4,vt10.9h",  0x14000, 0x4000, CRC(f069d2f8) SHA1(2c92300a9407470b34965021de882f1f7a84730c) )

		/* I did not dumped the PROMs of the bootleg board, I'm just adding the parent ones, it has the same
		   number of PROMs on the same board locations as the original board. */
	ROM_REGION( 0x600, "proms", 0 )
	ROM_LOAD( "vtb1.1d",  0x0000, 0x0100, CRC(3aba15a1) SHA1(8b057f6e26155dd9e48bde182e680fce4519f600) )    /* red */
	ROM_LOAD( "vtb2.2d",  0x0100, 0x0100, CRC(88865754) SHA1(ca6dddca98baf00a65b2fb70b69cf4704ef8c831) )    /* green */
	ROM_LOAD( "vtb3.3d",  0x0200, 0x0100, CRC(4c14c3f6) SHA1(644ac17c7413f094ec9a15cba87bbd421b26321f) )    /* blue */
	ROM_LOAD( "vtb4.1h",  0x0300, 0x0100, CRC(b388c246) SHA1(038f9851699331ad887b6281a9df053dca3db8fd) )    /* palette selector (not used) */
	ROM_LOAD( "vtb5.6l",  0x0400, 0x0100, CRC(712ac508) SHA1(5349d722ab6733afdda65f6e0a98322f0d515e86) )    /* interrupt timing (not used) */
	ROM_LOAD( "vtb6.6e",  0x0500, 0x0100, CRC(0eaf5158) SHA1(bafd4108708f66cd7b280e47152b108f3e254fc9) )    /* video timing (not used) */

		/* There's a 16L8 PAL (with a 74LS245 and a 74LS08) on a tiny sub-board between the CPU1 ROMs
		   and the CPU1 (a Z80 compatible NEC D780C-1). This sub-board is plugged on what seems to be
		   a ROM socket.

		PAL16L8 (SWELT-019A)

		Pin 1  - Pin 12 of 27256 (D1) and Pin 3 of 74LS245 (A2) (Input)
		Pin 2  - Pin 13 of 27256 (D2) and Pin 4 of 74LS245 (A3) (Input)
		Pin 3  - Pin 15 of 27256 (D3) and Pin 5 of 74LS245 (A4) (Input)
		Pin 4  - Pin 8 of 74LS08 (Input)
		Pin 5  - Pin 17 of 27256 (D5) and Pin 7 of 74LS245 (A6) (Input)
		Pin 6  - Pin 18 of 27256 (D6) and Pin 8 of 74LS245 (A7) (Input)
		Pin 7  - Pin 19 of 27256 (D7) and Pin 9 of 74LS245 (A8) (Input)
		Pin 8  - Pin 6 of 74LS14 (Input)
		Pin 9  - Pin 11 of 74LS08 (Input)
		Pin 10 - Ground
		Pin 11 - Pin 22 of Z80 (~WD) and Pin 1 of 74LS245 (DIR) (Input)
		Pin 12 - Pin 19 of 74LS245 (~OE) (Output)
		Pin 13 - Pin 13 of Z80 (D7) (Input?, Output)
		Pin 14 - Pin 10 of Z80 (D6) (Input?, Output)
		Pin 15 - Pin 9 of Z80 (D5) (Input?, Output)
		Pin 16 - Not Used (Input?, Output)
		Pin 17 - Pin 8 of Z80 (D3) (Input?, Output)
		Pin 18 - Pin 12 of Z80 (D2) (Input?, Output)
		Pin 19 - Pin 15 of Z80 (D1) (Output)
		Pin 20 - VCC

		------------------------------------------------------------------------------

		Pin 14 of Z80 (D0) to Pin 11 of 27256 (D0)
		Pin 7 of Z80 (D4) to Pin 16 of 27256 (D4)
		*/

	ROM_REGION( 0x0200, "plds", 0 )
	ROM_LOAD( "commandob2_pal16l8.bin", 0x000000, 0x000104, CRC(bdbcaf02) SHA1(148591f95a343c8ffa2eaa02764c91557aa523d3) )
ROM_END

// mix of ROMs from Mercenario and other commando bootlegs, only the first maincpu ROM is unique
ROM_START( commandob3 )
	ROM_REGION( 0xc000, "maincpu", 0 )
	ROM_LOAD( "b5.10n",  0x0000, 0x4000, CRC(df8f4e9a) SHA1(72f08dc70a72c183c3f071ed47b1d060516e545a) ) // like mercenario but for byte 0x00 changed to the encrypted one
	ROM_LOAD( "b4.9n",   0x4000, 0x4000, CRC(aca99905) SHA1(609cf3d180ceb0c67e2deff9db16fa56c8948a97) ) // like mercenario
	ROM_LOAD( "b3.8n",   0x8000, 0x4000, CRC(35486542) SHA1(531a85c9e03970ce037be84f2240c2df6f6e3ec1) ) // like commandob

	ROM_REGION( 0x10000, "audiocpu", 0 )
	ROM_LOAD( "b2.9f",   0x0000, 0x4000, CRC(f9cc4a74) SHA1(ee8dd73919c6f47f62cc6d999de9510db9f79b8f) )    // 2c.9f

	ROM_REGION( 0x4000, "gfx1", 0 )
	ROM_LOAD( "b1.5d",   0x0000, 0x4000, CRC(505726e0) SHA1(2435c87c9c9d78a6e703cf0e1f6a0288207fcd4c) )    // characters

	ROM_REGION( 0x18000, "gfx2", 0 )
	ROM_LOAD( "b12.5a",  0x00000, 0x4000, CRC(7b2e1b48) SHA1(5d49e1d8146e4ef744445b68f35677302e875a85) )   // 11c.5a
	ROM_LOAD( "b13.6a",  0x04000, 0x4000, CRC(81b417d3) SHA1(5ec7e3f0c8069384a5f6eb39232c228b9d7b8c0c) )   // 12c.6a
	ROM_LOAD( "b14.7a",  0x08000, 0x4000, CRC(5612dbd2) SHA1(9e4e1a22b6cbf60607b9a81dae34482ae55f7c47) )   // 13c.7a
	ROM_LOAD( "b15.8a",  0x0c000, 0x4000, CRC(2b2dee36) SHA1(8792278464fa3da47176582025f6673a15a581e2) )   // 14c.8a
	ROM_LOAD( "b16.9a",  0x10000, 0x4000, CRC(de70babf) SHA1(6717e23baf55f84d3143fb432140a7c3e102ac26) )   // 15c.9a
	ROM_LOAD( "b17.10a", 0x14000, 0x4000, CRC(14178237) SHA1(f896e71c7004349c9a46155edfd9f0aaa186065d) )   // 16c.10a

	ROM_REGION( 0x18000, "gfx3", 0 )
	ROM_LOAD( "b6.7e",   0x00000, 0x4000, CRC(79f16e3d) SHA1(04e1f03a4d6b4cc2b81bce3a290bbb95de900d35) )   // 5c.7e
	ROM_LOAD( "b7.8e",   0x04000, 0x4000, CRC(26fee521) SHA1(2fbfc73ee860f72a20229a01d4da9f5cc2e858d3) )   // 6c.8e
	ROM_LOAD( "b8.9e",   0x08000, 0x4000, CRC(ca88bdfd) SHA1(548b05460bc7983cc81f15c70e87f47d10db2812) )   // 7c.9e
	ROM_LOAD( "b9.7h",   0x0c000, 0x4000, CRC(2019c883) SHA1(883c0156ceab99f4849fe36972c4162b4ac8c216) )   // 8c.7h
	ROM_LOAD( "b10.8h",  0x10000, 0x4000, CRC(98703982) SHA1(ba9a9b0dcadd4f52502828408c4a19b0bd518351) )   // 9c.8h
	ROM_LOAD( "b11.9h",  0x14000, 0x4000, CRC(f069d2f8) SHA1(2c92300a9407470b34965021de882f1f7a84730c) )   // 10c.9h

	ROM_REGION( 0x600, "proms", 0 )
	ROM_LOAD( "vtb1.1d", 0x0000, 0x0100, CRC(3aba15a1) SHA1(8b057f6e26155dd9e48bde182e680fce4519f600) )    /* red */
	ROM_LOAD( "vtb2.2d", 0x0100, 0x0100, CRC(88865754) SHA1(ca6dddca98baf00a65b2fb70b69cf4704ef8c831) )    /* green */
	ROM_LOAD( "vtb3.3d", 0x0200, 0x0100, CRC(4c14c3f6) SHA1(644ac17c7413f094ec9a15cba87bbd421b26321f) )    /* blue */
	ROM_LOAD( "vtb4.1h", 0x0300, 0x0100, CRC(b388c246) SHA1(038f9851699331ad887b6281a9df053dca3db8fd) )    /* palette selector (not used) */
	ROM_LOAD( "vtb5.6l", 0x0400, 0x0100, CRC(712ac508) SHA1(5349d722ab6733afdda65f6e0a98322f0d515e86) )    /* interrupt timing (not used) */
	ROM_LOAD( "vtb6.6e", 0x0500, 0x0100, CRC(0eaf5158) SHA1(bafd4108708f66cd7b280e47152b108f3e254fc9) )    /* video timing (not used) */
ROM_END

ROM_START( commandou2 )
	ROM_REGION( 0xc000, "maincpu", 0 )
	ROM_LOAD( "uc4.9m",   0x0000, 0x8000, CRC(89ee8e17) SHA1(68db271af8b0f400ca95df5672983bfb87f3f84a) )
	ROM_LOAD( "uc3.8m",   0x8000, 0x4000, CRC(72a1a529) SHA1(fe7797206e38bd78e817b6c351d5cb943720fe6c) )

	ROM_REGION( 0x10000, "audiocpu", 0 )
	ROM_LOAD( "cd02.9f",  0x0000, 0x4000, CRC(f9cc4a74) SHA1(ee8dd73919c6f47f62cc6d999de9510db9f79b8f) )

	ROM_REGION( 0x4000, "gfx1", 0 )
	ROM_LOAD( "vt01.5d",  0x0000, 0x4000, CRC(505726e0) SHA1(2435c87c9c9d78a6e703cf0e1f6a0288207fcd4c) )    // characters

	ROM_REGION( 0x18000, "gfx2", 0 )
	ROM_LOAD( "vt11.5a",  0x00000, 0x4000, CRC(7b2e1b48) SHA1(5d49e1d8146e4ef744445b68f35677302e875a85) )   // SCR X (tiles)
	ROM_LOAD( "vt12.6a",  0x04000, 0x4000, CRC(81b417d3) SHA1(5ec7e3f0c8069384a5f6eb39232c228b9d7b8c0c) )   // SCR X
	ROM_LOAD( "vt13.7a",  0x08000, 0x4000, CRC(5612dbd2) SHA1(9e4e1a22b6cbf60607b9a81dae34482ae55f7c47) )   // SCR Y
	ROM_LOAD( "vt14.8a",  0x0c000, 0x4000, CRC(2b2dee36) SHA1(8792278464fa3da47176582025f6673a15a581e2) )   // SCR Y
	ROM_LOAD( "vt15.9a",  0x10000, 0x4000, CRC(de70babf) SHA1(6717e23baf55f84d3143fb432140a7c3e102ac26) )   // SCR Z
	ROM_LOAD( "vt16.10a", 0x14000, 0x4000, CRC(14178237) SHA1(f896e71c7004349c9a46155edfd9f0aaa186065d) )   // SCR Z

	ROM_REGION( 0x18000, "gfx3", 0 )
	ROM_LOAD( "vt05.7e",  0x00000, 0x4000, CRC(79f16e3d) SHA1(04e1f03a4d6b4cc2b81bce3a290bbb95de900d35) )   // sprites
	ROM_LOAD( "vt06.8e",  0x04000, 0x4000, CRC(26fee521) SHA1(2fbfc73ee860f72a20229a01d4da9f5cc2e858d3) )
	ROM_LOAD( "vt07.9e",  0x08000, 0x4000, CRC(ca88bdfd) SHA1(548b05460bc7983cc81f15c70e87f47d10db2812) )
	ROM_LOAD( "vt08.7h",  0x0c000, 0x4000, CRC(2019c883) SHA1(883c0156ceab99f4849fe36972c4162b4ac8c216) )
	ROM_LOAD( "vt09.8h",  0x10000, 0x4000, CRC(98703982) SHA1(ba9a9b0dcadd4f52502828408c4a19b0bd518351) )
	ROM_LOAD( "vt10.9h",  0x14000, 0x4000, CRC(f069d2f8) SHA1(2c92300a9407470b34965021de882f1f7a84730c) )

	ROM_REGION( 0x600, "proms", 0 )
	ROM_LOAD( "vtb-1.1d",  0x0000, 0x0100, CRC(3aba15a1) SHA1(8b057f6e26155dd9e48bde182e680fce4519f600) )    /* red */
	ROM_LOAD( "vtb-2.2d",  0x0100, 0x0100, CRC(88865754) SHA1(ca6dddca98baf00a65b2fb70b69cf4704ef8c831) )    /* green */
	ROM_LOAD( "vtb-3.3d",  0x0200, 0x0100, CRC(4c14c3f6) SHA1(644ac17c7413f094ec9a15cba87bbd421b26321f) )    /* blue */
	ROM_LOAD( "vtb-4.1h",  0x0300, 0x0100, CRC(b388c246) SHA1(038f9851699331ad887b6281a9df053dca3db8fd) )    /* palette selector (not used) */
	ROM_LOAD( "vtb-5.6l",  0x0400, 0x0100, CRC(712ac508) SHA1(5349d722ab6733afdda65f6e0a98322f0d515e86) )    /* interrupt timing (not used) */
	ROM_LOAD( "vtb-6.6e",  0x0500, 0x0100, CRC(0eaf5158) SHA1(bafd4108708f66cd7b280e47152b108f3e254fc9) )    /* video timing (not used) */
ROM_END

ROM_START( sinvasn )
	ROM_REGION( 0xc000, "maincpu", 0 )
	ROM_LOAD( "sp04.9m",  0x0000, 0x8000, CRC(33f9601e) SHA1(71182227b77fccbbc1d89b5828aa86dcc64ca05e) )
	ROM_LOAD( "sp03.8m",  0x8000, 0x4000, CRC(c7fb43b3) SHA1(36d0dffdacc36a6b6a77101d942c0821846f3275) )

	ROM_REGION( 0x10000, "audiocpu", 0 )
	ROM_LOAD( "u2.9f",    0x0000, 0x4000, CRC(cbf8c40e) SHA1(0c8dce034d96d075e012cbb8f68c2817b860d969) )

	ROM_REGION( 0x04000, "gfx1", 0 )
	ROM_LOAD( "u1.5d",    0x0000, 0x4000, CRC(f477e13a) SHA1(ec5b80f5d508501e72cba028dc45b2c307ac452b) )    /* characters */

	ROM_REGION( 0x18000, "gfx2", 0 )
	ROM_LOAD( "vt11.5a",  0x00000, 0x4000, CRC(7b2e1b48) SHA1(5d49e1d8146e4ef744445b68f35677302e875a85) )   // SCR X (tiles)
	ROM_LOAD( "vt12.6a",  0x04000, 0x4000, CRC(81b417d3) SHA1(5ec7e3f0c8069384a5f6eb39232c228b9d7b8c0c) )   // SCR X
	ROM_LOAD( "vt13.7a",  0x08000, 0x4000, CRC(5612dbd2) SHA1(9e4e1a22b6cbf60607b9a81dae34482ae55f7c47) )   // SCR Y
	ROM_LOAD( "vt14.8a",  0x0c000, 0x4000, CRC(2b2dee36) SHA1(8792278464fa3da47176582025f6673a15a581e2) )   // SCR Y
	ROM_LOAD( "vt15.9a",  0x10000, 0x4000, CRC(de70babf) SHA1(6717e23baf55f84d3143fb432140a7c3e102ac26) )   // SCR Z
	ROM_LOAD( "vt16.10a", 0x14000, 0x4000, CRC(14178237) SHA1(f896e71c7004349c9a46155edfd9f0aaa186065d) )   // SCR Z

	ROM_REGION( 0x18000, "gfx3", 0 )
	ROM_LOAD( "u5.e7",    0x00000, 0x4000, CRC(2a97c933) SHA1(bfddb0c0f930a7caffad7e52d394d72c09ffb45f) )   /* sprites */
	ROM_LOAD( "sp06.e8",  0x04000, 0x4000, CRC(d7887212) SHA1(43ad98263d6314d40abf33087127c23a3ad72335) )
	ROM_LOAD( "sp07.e9",  0x08000, 0x4000, CRC(9abe7a20) SHA1(5f1b851bd66a3ab818b893286d3ebf2194f425c4) )
	ROM_LOAD( "u8.h7",    0x0c000, 0x4000, CRC(d6b4aa2e) SHA1(5bbf536f73010182b9150dd4fb1e2a42b5b380b0) )
	ROM_LOAD( "sp09.h8",  0x10000, 0x4000, CRC(3985b318) SHA1(ac4c67c3af42121869c1b9470377404bc88793c2) )
	ROM_LOAD( "sp10.h9",  0x14000, 0x4000, CRC(3c131b0f) SHA1(dd3e63199120502c03eedd024a2eed3b5d3e2a1c) )

	ROM_REGION( 0x0600, "proms", 0 )
	ROM_LOAD( "vtb1.1d",  0x0000, 0x0100, CRC(3aba15a1) SHA1(8b057f6e26155dd9e48bde182e680fce4519f600) )    /* red */
	ROM_LOAD( "vtb2.2d",  0x0100, 0x0100, CRC(88865754) SHA1(ca6dddca98baf00a65b2fb70b69cf4704ef8c831) )    /* green */
	ROM_LOAD( "vtb3.3d",  0x0200, 0x0100, CRC(4c14c3f6) SHA1(644ac17c7413f094ec9a15cba87bbd421b26321f) )    /* blue */
	ROM_LOAD( "vtb4.1h",  0x0300, 0x0100, CRC(b388c246) SHA1(038f9851699331ad887b6281a9df053dca3db8fd) )    /* palette selector (not used) */
	ROM_LOAD( "vtb5.6l",  0x0400, 0x0100, CRC(712ac508) SHA1(5349d722ab6733afdda65f6e0a98322f0d515e86) )    /* interrupt timing (not used) */
	ROM_LOAD( "vtb6.6e",  0x0500, 0x0100, CRC(0eaf5158) SHA1(bafd4108708f66cd7b280e47152b108f3e254fc9) )    /* video timing (not used) */
ROM_END

ROM_START( sinvasnb )
	ROM_REGION( 0xc000, "maincpu", 0 )
	ROM_LOAD( "u4",       0x0000, 0x8000, CRC(834ba0de) SHA1(85f40559e6a436f3f752b6e862a419a5b9481fa8) )
	ROM_LOAD( "u3",       0x8000, 0x4000, CRC(07e4ee3a) SHA1(6d7665b3072f075893ef37e55147b10271d069ef) )

	ROM_REGION( 0x10000, "audiocpu", 0 )
	ROM_LOAD( "u2",       0x0000, 0x4000, CRC(cbf8c40e) SHA1(0c8dce034d96d075e012cbb8f68c2817b860d969) )

	ROM_REGION( 0x04000, "gfx1", 0 )
	ROM_LOAD( "u1",       0x0000, 0x4000, CRC(f477e13a) SHA1(ec5b80f5d508501e72cba028dc45b2c307ac452b) )    /* characters */

	ROM_REGION( 0x18000, "gfx2", 0 )
	ROM_LOAD( "vt11.5a",  0x00000, 0x4000, CRC(7b2e1b48) SHA1(5d49e1d8146e4ef744445b68f35677302e875a85) )   // SCR X (tiles)
	ROM_LOAD( "vt12.6a",  0x04000, 0x4000, CRC(81b417d3) SHA1(5ec7e3f0c8069384a5f6eb39232c228b9d7b8c0c) )   // SCR X
	ROM_LOAD( "vt13.7a",  0x08000, 0x4000, CRC(5612dbd2) SHA1(9e4e1a22b6cbf60607b9a81dae34482ae55f7c47) )   // SCR Y
	ROM_LOAD( "vt14.8a",  0x0c000, 0x4000, CRC(2b2dee36) SHA1(8792278464fa3da47176582025f6673a15a581e2) )   // SCR Y
	ROM_LOAD( "vt15.9a",  0x10000, 0x4000, CRC(de70babf) SHA1(6717e23baf55f84d3143fb432140a7c3e102ac26) )   // SCR Z
	ROM_LOAD( "vt16.10a", 0x14000, 0x4000, CRC(14178237) SHA1(f896e71c7004349c9a46155edfd9f0aaa186065d) )   // SCR Z

	ROM_REGION( 0x18000, "gfx3", 0 )
	ROM_LOAD( "u5",       0x00000, 0x4000, CRC(2a97c933) SHA1(bfddb0c0f930a7caffad7e52d394d72c09ffb45f) )   /* sprites */
	ROM_LOAD( "vt06.e8",  0x04000, 0x4000, CRC(26fee521) SHA1(2fbfc73ee860f72a20229a01d4da9f5cc2e858d3) )
	ROM_LOAD( "vt07.e9",  0x08000, 0x4000, CRC(ca88bdfd) SHA1(548b05460bc7983cc81f15c70e87f47d10db2812) )
	ROM_LOAD( "u8",       0x0c000, 0x4000, CRC(d6b4aa2e) SHA1(5bbf536f73010182b9150dd4fb1e2a42b5b380b0) )
	ROM_LOAD( "vt09.h8",  0x10000, 0x4000, CRC(98703982) SHA1(ba9a9b0dcadd4f52502828408c4a19b0bd518351) )
	ROM_LOAD( "vt10.h9",  0x14000, 0x4000, CRC(f069d2f8) SHA1(2c92300a9407470b34965021de882f1f7a84730c) )

	ROM_REGION( 0x0600, "proms", 0 )
	ROM_LOAD( "vtb1.1d",  0x0000, 0x0100, CRC(3aba15a1) SHA1(8b057f6e26155dd9e48bde182e680fce4519f600) )    /* red */
	ROM_LOAD( "vtb2.2d",  0x0100, 0x0100, CRC(88865754) SHA1(ca6dddca98baf00a65b2fb70b69cf4704ef8c831) )    /* green */
	ROM_LOAD( "vtb3.3d",  0x0200, 0x0100, CRC(4c14c3f6) SHA1(644ac17c7413f094ec9a15cba87bbd421b26321f) )    /* blue */
	ROM_LOAD( "vtb4.1h",  0x0300, 0x0100, CRC(b388c246) SHA1(038f9851699331ad887b6281a9df053dca3db8fd) )    /* palette selector (not used) */
	ROM_LOAD( "vtb5.6l",  0x0400, 0x0100, CRC(712ac508) SHA1(5349d722ab6733afdda65f6e0a98322f0d515e86) )    /* interrupt timing (not used) */
	ROM_LOAD( "vtb6.6e",  0x0500, 0x0100, CRC(0eaf5158) SHA1(bafd4108708f66cd7b280e47152b108f3e254fc9) )    /* video timing (not used) */
ROM_END

ROM_START( mercenario )
	ROM_REGION( 0xc000, "maincpu", 0 )
	ROM_LOAD( "4ac.bin",  0x0000, 0x4000, CRC(59ebf408) SHA1(ce2c06580a9fc902b1f6409249f25eba8216af8a) )
	ROM_LOAD( "4bc.bin",  0x4000, 0x4000, CRC(aca99905) SHA1(609cf3d180ceb0c67e2deff9db16fa56c8948a97) )
	ROM_LOAD( "b3.8n",    0x8000, 0x4000, CRC(f998d08a) SHA1(05d86daeaaffbf5f67c77b630b91064c9ae7b6d4) )

	ROM_REGION( 0x10000, "audiocpu", 0 )
	ROM_LOAD( "cm02.9f",  0x0000, 0x4000, CRC(f9cc4a74) SHA1(ee8dd73919c6f47f62cc6d999de9510db9f79b8f) )    // 2c.9f

	ROM_REGION( 0x4000, "gfx1", 0 )
	ROM_LOAD( "1c.5d",    0x0000, 0x4000, CRC(fe3ebe35) SHA1(298f1620e83929af01bc9c999262c022e9421c41) )    // characters

	ROM_REGION( 0x18000, "gfx2", 0 )
	ROM_LOAD( "vt11.5a",  0x00000, 0x4000, CRC(7b2e1b48) SHA1(5d49e1d8146e4ef744445b68f35677302e875a85) )   // 11c.5a
	ROM_LOAD( "vt12.6a",  0x04000, 0x4000, CRC(81b417d3) SHA1(5ec7e3f0c8069384a5f6eb39232c228b9d7b8c0c) )   // 12c.6a
	ROM_LOAD( "vt13.7a",  0x08000, 0x4000, CRC(5612dbd2) SHA1(9e4e1a22b6cbf60607b9a81dae34482ae55f7c47) )   // 13c.7a
	ROM_LOAD( "vt14.8a",  0x0c000, 0x4000, CRC(2b2dee36) SHA1(8792278464fa3da47176582025f6673a15a581e2) )   // 14c.8a
	ROM_LOAD( "vt15.9a",  0x10000, 0x4000, CRC(de70babf) SHA1(6717e23baf55f84d3143fb432140a7c3e102ac26) )   // 15c.9a
	ROM_LOAD( "vt16.10a", 0x14000, 0x4000, CRC(14178237) SHA1(f896e71c7004349c9a46155edfd9f0aaa186065d) )   // 16c.10a

	ROM_REGION( 0x18000, "gfx3", 0 )
	ROM_LOAD( "vt05.7e",  0x00000, 0x4000, CRC(79f16e3d) SHA1(04e1f03a4d6b4cc2b81bce3a290bbb95de900d35) )   // 5c.7e
	ROM_LOAD( "vt06.8e",  0x04000, 0x4000, CRC(26fee521) SHA1(2fbfc73ee860f72a20229a01d4da9f5cc2e858d3) )   // 6c.8e
	ROM_LOAD( "vt07.9e",  0x08000, 0x4000, CRC(ca88bdfd) SHA1(548b05460bc7983cc81f15c70e87f47d10db2812) )   // 7c.9e
	ROM_LOAD( "vt08.7h",  0x0c000, 0x4000, CRC(2019c883) SHA1(883c0156ceab99f4849fe36972c4162b4ac8c216) )   // 8c.7h
	ROM_LOAD( "vt09.8h",  0x10000, 0x4000, CRC(98703982) SHA1(ba9a9b0dcadd4f52502828408c4a19b0bd518351) )   // 9c.8h
	ROM_LOAD( "vt10.9h",  0x14000, 0x4000, CRC(f069d2f8) SHA1(2c92300a9407470b34965021de882f1f7a84730c) )   // 10c.9h

	ROM_REGION( 0x600, "proms", 0 )
	ROM_LOAD( "vtb1.1d",  0x0000, 0x0100, CRC(3aba15a1) SHA1(8b057f6e26155dd9e48bde182e680fce4519f600) )    /* red */
	ROM_LOAD( "vtb2.2d",  0x0100, 0x0100, CRC(88865754) SHA1(ca6dddca98baf00a65b2fb70b69cf4704ef8c831) )    /* green */
	ROM_LOAD( "vtb3.3d",  0x0200, 0x0100, CRC(4c14c3f6) SHA1(644ac17c7413f094ec9a15cba87bbd421b26321f) )    /* blue */
	ROM_LOAD( "vtb4.1h",  0x0300, 0x0100, CRC(b388c246) SHA1(038f9851699331ad887b6281a9df053dca3db8fd) )    /* palette selector (not used) */
	ROM_LOAD( "vtb5.6l",  0x0400, 0x0100, CRC(712ac508) SHA1(5349d722ab6733afdda65f6e0a98322f0d515e86) )    /* interrupt timing (not used) */
	ROM_LOAD( "vtb6.6e",  0x0500, 0x0100, CRC(0eaf5158) SHA1(bafd4108708f66cd7b280e47152b108f3e254fc9) )    /* video timing (not used) */
ROM_END


/* Driver Initialization */

void commando_state::init_commando()
{
	uint8_t *rom = memregion("maincpu")->base();

	// the first opcode is *not* encrypted
	m_decrypted_opcodes[0] = rom[0];
	for (int A = 1; A < 0xc000; A++)
	{
		uint8_t src = rom[A];
		m_decrypted_opcodes[A] = (src & 0x11) | ((src & 0xe0) >> 4) | ((src & 0x0e) << 4);
	}
}

void commando_state::init_spaceinv()
{
	uint8_t *rom = memregion("maincpu")->base();

	// the first opcode *is* encrypted
	for (int A = 0; A < 0xc000; A++)
	{
		uint8_t src = rom[A];
		m_decrypted_opcodes[A] = (src & 0x11) | ((src & 0xe0) >> 4) | ((src & 0x0e) << 4);
	}
}

/* Game Drivers */

GAME( 1985, commando,   0,        commando, commando, commando_state, init_commando, ROT270, "Capcom", "Commando (World)", MACHINE_SUPPORTS_SAVE )
GAME( 1985, commandou,  commando, commando, commandou,commando_state, init_commando, ROT270, "Capcom (Data East USA license)", "Commando (US set 1)", MACHINE_SUPPORTS_SAVE )
GAME( 1985, commandou2, commando, commando, commando, commando_state, init_commando, ROT270, "Capcom (Data East USA license)", "Commando (US set 2)", MACHINE_SUPPORTS_SAVE )
GAME( 1985, commandoj,  commando, commando, commando, commando_state, init_commando, ROT270, "Capcom", "Senjou no Ookami", MACHINE_SUPPORTS_SAVE )
GAME( 1985, commandob,  commando, commando, commando, commando_state, init_spaceinv, ROT270, "bootleg", "Commando (bootleg set 1)", MACHINE_SUPPORTS_SAVE )
GAME( 1985, commandob2, commando, commando, commando, commando_state, init_commando, ROT270, "bootleg", "Commando (bootleg set 2)", MACHINE_SUPPORTS_SAVE )
GAME( 1985, commandob3, commando, commando, commando, commando_state, init_commando, ROT270, "bootleg", "Commando (bootleg set 3)", MACHINE_SUPPORTS_SAVE )
GAME( 1985, sinvasn,    commando, commando, commando, commando_state, init_commando, ROT270, "Capcom", "Space Invasion (Europe)", MACHINE_SUPPORTS_SAVE )
GAME( 1985, sinvasnb,   commando, commando, commando, commando_state, init_spaceinv, ROT270, "bootleg", "Space Invasion (bootleg)", MACHINE_SUPPORTS_SAVE )
GAME( 1985, mercenario, commando, commando, commando, commando_state, init_spaceinv, ROT270, "bootleg", "Mercenario (Commando bootleg)", MACHINE_SUPPORTS_SAVE )