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Diffstat (limited to 'trunk/src/mame/drivers/fcombat.c')
-rw-r--r--trunk/src/mame/drivers/fcombat.c457
1 files changed, 457 insertions, 0 deletions
diff --git a/trunk/src/mame/drivers/fcombat.c b/trunk/src/mame/drivers/fcombat.c
new file mode 100644
index 00000000000..b2d0908e91a
--- /dev/null
+++ b/trunk/src/mame/drivers/fcombat.c
@@ -0,0 +1,457 @@
+/* Field Combat (c)1985 Jaleco
+
+ TS 2004.10.22. analog[at]op.pl
+ - fixed sprite issues
+ - added backgrounds and terrain info (external roms)
+
+ (press buttons 1+2 at the same time, to release 'army' ;)
+
+ todo:
+ - fix colours (sprites , bg)
+*/
+
+/*
+
+Field Combat (c)1985 Jaleco
+
+From a working board.
+
+CPU: Z80 (running at 3.332 MHz measured at pin 6)
+Sound: Z80 (running at 3.332 MHz measured at pin 6), YM2149 (x3)
+Other: Unmarked 24 pin near ROMs 2 & 3
+
+RAM: 6116 (x3)
+
+X-TAL: 20 MHz
+
+inputs + notes by stephh
+
+*/
+
+#include "emu.h"
+#include "cpu/z80/z80.h"
+#include "sound/ay8910.h"
+#include "includes/fcombat.h"
+
+
+INPUT_CHANGED_MEMBER(fcombat_state::coin_inserted)
+{
+
+ /* coin insertion causes an NMI */
+ device_set_input_line(m_maincpu, INPUT_LINE_NMI, newval ? CLEAR_LINE : ASSERT_LINE);
+}
+
+
+
+/* is it protection? */
+READ8_MEMBER(fcombat_state::fcombat_protection_r)
+{
+ /* Must match ONE of these values after a "and $3E" intruction :
+
+ 76F0: 1E 04 2E 26 34 32 3A 16 3E 36
+
+ Check code at 0x76c8 for more infos.
+ */
+ return 0xff; // seems enough
+}
+
+
+/* same as exerion again */
+
+READ8_MEMBER(fcombat_state::fcombat_port01_r)
+{
+ /* the cocktail flip bit muxes between ports 0 and 1 */
+ return ioport(m_cocktail_flip ? "IN1" : "IN0")->read();
+}
+
+
+//bg scrolls
+
+WRITE8_MEMBER(fcombat_state::e900_w)
+{
+ m_fcombat_sh = data;
+}
+
+WRITE8_MEMBER(fcombat_state::ea00_w)
+{
+ m_fcombat_sv = (m_fcombat_sv & 0xff00) | data;
+}
+
+WRITE8_MEMBER(fcombat_state::eb00_w)
+{
+ m_fcombat_sv = (m_fcombat_sv & 0xff) | (data << 8);
+}
+
+
+// terrain info (ec00=x, ed00=y, return val in e300
+
+WRITE8_MEMBER(fcombat_state::ec00_w)
+{
+ m_tx = data;
+}
+
+WRITE8_MEMBER(fcombat_state::ed00_w)
+{
+ m_ty = data;
+}
+
+READ8_MEMBER(fcombat_state::e300_r)
+{
+ int wx = (m_tx + m_fcombat_sh) / 16;
+ int wy = (m_ty * 2 + m_fcombat_sv) / 16;
+
+ return memregion("user2")->base()[wx * 32 * 16 + wy];
+}
+
+WRITE8_MEMBER(fcombat_state::ee00_w)
+{
+
+}
+
+static ADDRESS_MAP_START( main_map, AS_PROGRAM, 8, fcombat_state )
+ AM_RANGE(0x0000, 0x7fff) AM_ROM
+ AM_RANGE(0xc000, 0xc7ff) AM_RAM
+ AM_RANGE(0xd000, 0xd7ff) AM_RAM AM_SHARE("videoram")
+ AM_RANGE(0xd800, 0xd8ff) AM_RAM AM_SHARE("spriteram")
+ AM_RANGE(0xe000, 0xe000) AM_READ(fcombat_port01_r)
+ AM_RANGE(0xe100, 0xe100) AM_READ_PORT("DSW0")
+ AM_RANGE(0xe200, 0xe200) AM_READ_PORT("DSW1")
+ AM_RANGE(0xe300, 0xe300) AM_READ(e300_r)
+ AM_RANGE(0xe400, 0xe400) AM_READ(fcombat_protection_r) // protection?
+ AM_RANGE(0xe800, 0xe800) AM_WRITE(fcombat_videoreg_w) // at least bit 0 for flip screen and joystick input multiplexor
+ AM_RANGE(0xe900, 0xe900) AM_WRITE(e900_w)
+ AM_RANGE(0xea00, 0xea00) AM_WRITE(ea00_w)
+ AM_RANGE(0xeb00, 0xeb00) AM_WRITE(eb00_w)
+ AM_RANGE(0xec00, 0xec00) AM_WRITE(ec00_w)
+ AM_RANGE(0xed00, 0xed00) AM_WRITE(ed00_w)
+ AM_RANGE(0xee00, 0xee00) AM_WRITE(ee00_w) // related to protection ? - doesn't seem to have any effect
+ AM_RANGE(0xef00, 0xef00) AM_WRITE(soundlatch_byte_w)
+ADDRESS_MAP_END
+
+
+static ADDRESS_MAP_START( audio_map, AS_PROGRAM, 8, fcombat_state )
+ AM_RANGE(0x0000, 0x3fff) AM_ROM
+ AM_RANGE(0x4000, 0x47ff) AM_RAM
+ AM_RANGE(0x6000, 0x6000) AM_READ(soundlatch_byte_r)
+ AM_RANGE(0x8001, 0x8001) AM_DEVREAD_LEGACY("ay1", ay8910_r)
+ AM_RANGE(0x8002, 0x8003) AM_DEVWRITE_LEGACY("ay1", ay8910_data_address_w)
+ AM_RANGE(0xa001, 0xa001) AM_DEVREAD_LEGACY("ay2", ay8910_r)
+ AM_RANGE(0xa002, 0xa003) AM_DEVWRITE_LEGACY("ay2", ay8910_data_address_w)
+ AM_RANGE(0xc001, 0xc001) AM_DEVREAD_LEGACY("ay3", ay8910_r)
+ AM_RANGE(0xc002, 0xc003) AM_DEVWRITE_LEGACY("ay3", ay8910_data_address_w)
+ADDRESS_MAP_END
+
+
+
+/*************************************
+ *
+ * Input ports
+ *
+ *************************************/
+
+static INPUT_PORTS_START( fcombat )
+ PORT_START("IN0") /* player 1 inputs (muxed on 0xe000) */
+ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY PORT_PLAYER(1)
+ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_PLAYER(1)
+ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_PLAYER(1)
+ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_PLAYER(1)
+ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(1)
+ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1)
+ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_START1 )
+ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_START2 )
+
+ PORT_START("IN1") /* player 2 inputs (muxed on 0xe000) */
+ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY PORT_PLAYER(2)
+ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_PLAYER(2)
+ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_PLAYER(2)
+ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_PLAYER(2)
+ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2)
+ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2)
+ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_START1 )
+ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_START2 )
+
+ PORT_START("DSW0") /* dip switches (0xe100) */
+ PORT_DIPNAME( 0x07, 0x02, DEF_STR( Lives ) )
+ PORT_DIPSETTING( 0x00, "1" )
+ PORT_DIPSETTING( 0x01, "2" )
+ PORT_DIPSETTING( 0x02, "3" )
+ PORT_DIPSETTING( 0x03, "4" )
+ PORT_DIPSETTING( 0x04, "5" )
+ PORT_DIPSETTING( 0x07, "Infinite (Cheat)")
+ PORT_DIPNAME( 0x18, 0x00, DEF_STR( Bonus_Life ) )
+ PORT_DIPSETTING( 0x00, "10000" )
+ PORT_DIPSETTING( 0x08, "20000" )
+ PORT_DIPSETTING( 0x10, "30000" )
+ PORT_DIPSETTING( 0x18, "40000" )
+ PORT_DIPNAME( 0x20, 0x20, DEF_STR( Unused ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x20, DEF_STR( On ) )
+ PORT_DIPNAME( 0x40, 0x00, DEF_STR( Unused ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x40, DEF_STR( On ) )
+ PORT_DIPNAME( 0x80, 0x00, DEF_STR( Cabinet ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Upright ) )
+ PORT_DIPSETTING( 0x80, DEF_STR( Cocktail ) )
+
+ PORT_START("DSW1") /* dip switches/VBLANK (0xe200) */
+ PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_CUSTOM ) PORT_VBLANK("screen")
+ PORT_DIPNAME( 0x02, 0x00, DEF_STR( Unknown ) ) // related to vblank
+ PORT_DIPSETTING( 0x00, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x02, DEF_STR( On ) )
+ PORT_DIPNAME( 0x0c, 0x00, DEF_STR( Coinage ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( 1C_1C ) )
+ PORT_DIPSETTING( 0x04, DEF_STR( 1C_2C ) )
+ PORT_DIPSETTING( 0x08, DEF_STR( 1C_3C ) )
+ PORT_DIPSETTING( 0x0c, DEF_STR( 1C_4C ) )
+ PORT_BIT( 0xf0, IP_ACTIVE_LOW, IPT_UNUSED )
+
+ PORT_START("COIN")
+ PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_COIN1 ) PORT_CHANGED_MEMBER(DEVICE_SELF, fcombat_state,coin_inserted, 0)
+INPUT_PORTS_END
+
+
+/*************************************
+ *
+ * Graphics layouts
+ *
+ *************************************/
+
+static const gfx_layout charlayout =
+{
+ 8,8,
+ RGN_FRAC(1,1),
+ 2,
+ { 0, 4 },
+ { 3, 2, 1, 0, 8+3, 8+2, 8+1, 8+0 },
+ { 16*0, 16*1, 16*2, 16*3, 16*4, 16*5, 16*6, 16*7 },
+ 16*8
+};
+
+
+/* 16 x 16 sprites -- requires reorganizing characters in init_exerion() */
+static const gfx_layout spritelayout =
+{
+ 16,16,
+ RGN_FRAC(1,1),
+ 2,
+ { 0, 4 },
+ { 3, 2, 1, 0, 8+3, 8+2, 8+1, 8+0,
+ 16+3, 16+2, 16+1, 16+0, 24+3, 24+2, 24+1, 24+0 },
+ { 32*0, 32*1, 32*2, 32*3, 32*4, 32*5, 32*6, 32*7,
+ 32*8, 32*9, 32*10, 32*11, 32*12, 32*13, 32*14, 32*15 },
+ 64*8
+};
+
+
+static GFXDECODE_START( fcombat )
+ GFXDECODE_ENTRY( "gfx1", 0, charlayout, 0, 64 )
+ GFXDECODE_ENTRY( "gfx2", 0, spritelayout, 256, 64 )
+ GFXDECODE_ENTRY( "gfx3", 0, spritelayout, 512, 64 )
+GFXDECODE_END
+
+
+
+/*************************************
+ *
+ * Machine drivers
+ *
+ *************************************/
+
+static MACHINE_START( fcombat )
+{
+ fcombat_state *state = machine.driver_data<fcombat_state>();
+
+ state->m_maincpu = machine.device("maincpu");
+
+ state->save_item(NAME(state->m_cocktail_flip));
+ state->save_item(NAME(state->m_char_palette));
+ state->save_item(NAME(state->m_sprite_palette));
+ state->save_item(NAME(state->m_char_bank));
+ state->save_item(NAME(state->m_fcombat_sh));
+ state->save_item(NAME(state->m_fcombat_sv));
+ state->save_item(NAME(state->m_tx));
+ state->save_item(NAME(state->m_ty));
+}
+
+static MACHINE_RESET( fcombat )
+{
+ fcombat_state *state = machine.driver_data<fcombat_state>();
+
+ state->m_cocktail_flip = 0;
+ state->m_char_palette = 0;
+ state->m_sprite_palette = 0;
+ state->m_char_bank = 0;
+ state->m_fcombat_sh = 0;
+ state->m_fcombat_sv = 0;
+ state->m_tx = 0;
+ state->m_ty = 0;
+}
+
+static MACHINE_CONFIG_START( fcombat, fcombat_state )
+
+ /* basic machine hardware */
+ MCFG_CPU_ADD("maincpu", Z80, 10000000/3)
+ MCFG_CPU_PROGRAM_MAP(main_map)
+
+ MCFG_CPU_ADD("audiocpu", Z80, 10000000/3)
+ MCFG_CPU_PROGRAM_MAP(audio_map)
+
+ MCFG_MACHINE_START(fcombat)
+ MCFG_MACHINE_RESET(fcombat)
+
+ /* video hardware */
+ MCFG_SCREEN_ADD("screen", RASTER)
+ MCFG_SCREEN_RAW_PARAMS(FCOMBAT_PIXEL_CLOCK, FCOMBAT_HTOTAL, FCOMBAT_HBEND, FCOMBAT_HBSTART, FCOMBAT_VTOTAL, FCOMBAT_VBEND, FCOMBAT_VBSTART)
+ MCFG_SCREEN_UPDATE_STATIC(fcombat)
+
+ MCFG_GFXDECODE(fcombat)
+ MCFG_PALETTE_LENGTH(256*3)
+
+ MCFG_PALETTE_INIT(fcombat)
+ MCFG_VIDEO_START(fcombat)
+
+ /* audio hardware */
+ MCFG_SPEAKER_STANDARD_MONO("mono")
+
+ MCFG_SOUND_ADD("ay1", AY8910, 1500000)
+ MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.12)
+
+ MCFG_SOUND_ADD("ay2", AY8910, 1500000)
+ MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.12)
+
+ MCFG_SOUND_ADD("ay3", AY8910, 1500000)
+ MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.12)
+MACHINE_CONFIG_END
+
+/*************************************
+ *
+ * Driver initialization
+ *
+ *************************************/
+
+static DRIVER_INIT( fcombat )
+{
+ UINT32 oldaddr, newaddr, length;
+ UINT8 *src, *dst, *temp;
+
+ /* allocate some temporary space */
+ temp = auto_alloc_array(machine, UINT8, 0x10000);
+
+ /* make a temporary copy of the character data */
+ src = temp;
+ dst = machine.root_device().memregion("gfx1")->base();
+ length = machine.root_device().memregion("gfx1")->bytes();
+ memcpy(src, dst, length);
+
+ /* decode the characters */
+ /* the bits in the ROM are ordered: n8-n7 n6 n5 n4-v2 v1 v0 n3-n2 n1 n0 h2 */
+ /* we want them ordered like this: n8-n7 n6 n5 n4-n3 n2 n1 n0-v2 v1 v0 h2 */
+ for (oldaddr = 0; oldaddr < length; oldaddr++)
+ {
+ newaddr = ((oldaddr ) & 0x1f00) | /* keep n8-n4 */
+ ((oldaddr << 3) & 0x00f0) | /* move n3-n0 */
+ ((oldaddr >> 4) & 0x000e) | /* move v2-v0 */
+ ((oldaddr ) & 0x0001); /* keep h2 */
+ dst[newaddr] = src[oldaddr];
+ }
+
+ /* make a temporary copy of the sprite data */
+ src = temp;
+ dst = machine.root_device().memregion("gfx2")->base();
+ length = machine.root_device().memregion("gfx2")->bytes();
+ memcpy(src, dst, length);
+
+ /* decode the sprites */
+ /* the bits in the ROMs are ordered: n9 n8 n3 n7-n6 n5 n4 v3-v2 v1 v0 n2-n1 n0 h3 h2 */
+ /* we want them ordered like this: n9 n8 n7 n6-n5 n4 n3 n2-n1 n0 v3 v2-v1 v0 h3 h2 */
+
+ for (oldaddr = 0; oldaddr < length; oldaddr++)
+ {
+ newaddr = ((oldaddr << 1) & 0x3c00) | /* move n7-n4 */
+ ((oldaddr >> 4) & 0x0200) | /* move n3 */
+ ((oldaddr << 4) & 0x01c0) | /* move n2-n0 */
+ ((oldaddr >> 3) & 0x003c) | /* move v3-v0 */
+ ((oldaddr ) & 0xc003); /* keep n9-n8 h3-h2 */
+
+ dst[newaddr] = src[oldaddr];
+ }
+
+ /* make a temporary copy of the character data */
+ src = temp;
+ dst = machine.root_device().memregion("gfx3")->base();
+ length = machine.root_device().memregion("gfx3")->bytes();
+ memcpy(src, dst, length);
+
+ /* decode the characters */
+ /* the bits in the ROM are ordered: n8-n7 n6 n5 n4-v2 v1 v0 n3-n2 n1 n0 h2 */
+ /* we want them ordered like this: n8-n7 n6 n5 n4-n3 n2 n1 n0-v2 v1 v0 h2 */
+
+ for (oldaddr = 0; oldaddr < length; oldaddr++)
+ {
+ newaddr = ((oldaddr << 1) & 0x3c00) | /* move n7-n4 */
+ ((oldaddr >> 4) & 0x0200) | /* move n3 */
+ ((oldaddr << 4) & 0x01c0) | /* move n2-n0 */
+ ((oldaddr >> 3) & 0x003c) | /* move v3-v0 */
+ ((oldaddr ) & 0xc003); /* keep n9-n8 h3-h2 */
+ dst[newaddr] = src[oldaddr];
+ }
+
+ src = temp;
+ dst = machine.root_device().memregion("user1")->base();
+ length = machine.root_device().memregion("user1")->bytes();
+ memcpy(src, dst, length);
+
+ for (oldaddr = 0; oldaddr < 32; oldaddr++)
+ {
+ memcpy(&dst[oldaddr * 32 * 8 * 2], &src[oldaddr * 32 * 8], 32 * 8);
+ memcpy(&dst[oldaddr * 32 * 8 * 2 + 32 * 8], &src[oldaddr * 32 * 8 + 0x2000], 32 * 8);
+ }
+
+
+ src = temp;
+ dst = machine.root_device().memregion("user2")->base();
+ length = machine.root_device().memregion("user2")->bytes();
+ memcpy(src, dst, length);
+
+ for (oldaddr = 0; oldaddr < 32; oldaddr++)
+ {
+ memcpy(&dst[oldaddr * 32 * 8 * 2], &src[oldaddr * 32 * 8], 32 * 8);
+ memcpy(&dst[oldaddr * 32 * 8 * 2 + 32 * 8], &src[oldaddr * 32 * 8 + 0x2000], 32 * 8);
+ }
+
+ auto_free(machine, temp);
+}
+
+ROM_START( fcombat )
+ ROM_REGION( 0x10000, "maincpu", 0 )
+ ROM_LOAD( "fcombat2.t9", 0x0000, 0x4000, CRC(30cb0c14) SHA1(8b5b6a4efaca2f138709184725e9e0e0b9cfc4c7) )
+ ROM_LOAD( "fcombat3.10t", 0x4000, 0x4000, CRC(e8511da0) SHA1(bab5c9244c970b97c025381c37ad372aa3b5cddf) )
+
+ ROM_REGION( 0x10000, "audiocpu", 0 ) /* 64k for the second CPU */
+ ROM_LOAD( "fcombat1.t5", 0x0000, 0x4000, CRC(a0cc1216) SHA1(3a8963ffde2ff4a3f428369133f94bb37717cae5) )
+
+ ROM_REGION( 0x02000, "gfx1", 0 )
+ ROM_LOAD( "fcombat7.l11", 0x00000, 0x2000, CRC(401061b5) SHA1(09dd23e86a56db8021e14432aced0eaf013fefe2) ) /* fg chars */
+
+ ROM_REGION( 0x0c000, "gfx2", 0 )
+ ROM_LOAD( "fcombat8.d10", 0x00000, 0x4000, CRC(e810941e) SHA1(19ae85af0bf245caf3afe10d65e618cfb47d33c2) ) /* sprites */
+ ROM_LOAD( "fcombat9.d11", 0x04000, 0x4000, CRC(f95988e6) SHA1(25876652decca7ec1e9b37a16536c15ca2d1cb12) )
+ ROM_LOAD( "fcomba10.d12", 0x08000, 0x4000, CRC(908f154c) SHA1(b3761ee60d4a5ea36376759875105d23c57b4bf2) )
+
+ ROM_REGION( 0x04000, "gfx3", 0 )
+ ROM_LOAD( "fcombat6.f3", 0x00000, 0x4000, CRC(97282729) SHA1(72db0593551c2d15631341bf621b96013b46ce72) )
+
+ ROM_REGION( 0x04000, "user1", 0 )
+ ROM_LOAD( "fcombat5.l3", 0x00000, 0x4000, CRC(96194ca7) SHA1(087d6ac8f93f087cb5e378dbe9a8cfcffa2cdddc) ) /* bg data */
+
+ ROM_REGION( 0x04000, "user2", 0 )
+ ROM_LOAD( "fcombat4.p3", 0x00000, 0x4000, CRC(efe098ab) SHA1(fe64a5e9170835d242368109b1b221b0f8090e7e) ) /* terrain info */
+
+ ROM_REGION( 0x0420, "proms", 0 )
+ ROM_LOAD( "fcprom_a.c2", 0x0000, 0x0020, CRC(7ac480f0) SHA1(f491fe4da19d8c037e3733a5836de35cc438907e) ) /* palette */
+ ROM_LOAD( "fcprom_d.k12", 0x0020, 0x0100, CRC(9a348250) SHA1(faf8db4c42adee07795d06bea20704f8c51090ff) ) /* fg char lookup table */
+ ROM_LOAD( "fcprom_b.c4", 0x0120, 0x0100, CRC(ac9049f6) SHA1(57aa5b5df3e181bad76149745a422c3dd1edad49) ) /* sprite lookup table */
+ ROM_LOAD( "fcprom_c.a9", 0x0220, 0x0100, CRC(768ac120) SHA1(ceede1d6cbeae08da96ef52bdca2718a839d88ab) ) /* bg char mixer */
+ROM_END
+
+GAME( 1985, fcombat, 0, fcombat, fcombat, fcombat, ROT90, "Jaleco", "Field Combat", GAME_WRONG_COLORS | GAME_SUPPORTS_SAVE )