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-rw-r--r--src/mame/drivers/flyball.cpp541
1 files changed, 541 insertions, 0 deletions
diff --git a/src/mame/drivers/flyball.cpp b/src/mame/drivers/flyball.cpp
new file mode 100644
index 00000000000..e5d3d2c30b5
--- /dev/null
+++ b/src/mame/drivers/flyball.cpp
@@ -0,0 +1,541 @@
+// license:???
+// copyright-holders:Stefan Jokisch
+/***************************************************************************
+
+Atari Flyball Driver
+
+Etched in copper on top of board:
+ FLYBALL
+ ATARI (c)1976
+ A005629
+ MADE IN USA
+ PAT NO 3793483
+
+
+TODO:
+- discrete sound
+- accurate video timing
+
+***************************************************************************/
+
+#include "emu.h"
+#include "cpu/m6502/m6502.h"
+
+#define MASTER_CLOCK XTAL_12_096MHz
+#define PIXEL_CLOCK (MASTER_CLOCK / 2)
+
+
+class flyball_state : public driver_device
+{
+public:
+ enum
+ {
+ TIMER_POT_ASSERT,
+ TIMER_POT_CLEAR,
+ TIMER_QUARTER
+ };
+
+ flyball_state(const machine_config &mconfig, device_type type, const char *tag)
+ : driver_device(mconfig, type, tag),
+ m_maincpu(*this, "maincpu"),
+ m_gfxdecode(*this, "gfxdecode"),
+ m_screen(*this, "screen"),
+ m_palette(*this, "palette"),
+ m_playfield_ram(*this, "playfield_ram") { }
+
+ /* devices */
+ required_device<cpu_device> m_maincpu;
+ required_device<gfxdecode_device> m_gfxdecode;
+ required_device<screen_device> m_screen;
+ required_device<palette_device> m_palette;
+
+ /* memory pointers */
+ required_shared_ptr<UINT8> m_playfield_ram;
+
+ /* video-related */
+ tilemap_t *m_tmap;
+ UINT8 m_pitcher_vert;
+ UINT8 m_pitcher_horz;
+ UINT8 m_pitcher_pic;
+ UINT8 m_ball_vert;
+ UINT8 m_ball_horz;
+
+ /* misc */
+ UINT8 m_potmask;
+ UINT8 m_potsense;
+
+ emu_timer *m_pot_clear_timer;
+ emu_timer *m_quarter_timer;
+
+ DECLARE_READ8_MEMBER(input_r);
+ DECLARE_READ8_MEMBER(scanline_r);
+ DECLARE_READ8_MEMBER(potsense_r);
+ DECLARE_WRITE8_MEMBER(potmask_w);
+ DECLARE_WRITE8_MEMBER(pitcher_pic_w);
+ DECLARE_WRITE8_MEMBER(ball_vert_w);
+ DECLARE_WRITE8_MEMBER(ball_horz_w);
+ DECLARE_WRITE8_MEMBER(pitcher_vert_w);
+ DECLARE_WRITE8_MEMBER(pitcher_horz_w);
+ DECLARE_WRITE8_MEMBER(misc_w);
+
+ TILEMAP_MAPPER_MEMBER(get_memory_offset);
+ TILE_GET_INFO_MEMBER(get_tile_info);
+
+ virtual void machine_start();
+ virtual void machine_reset();
+ virtual void video_start();
+ DECLARE_PALETTE_INIT(flyball);
+
+ UINT32 screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
+
+ TIMER_CALLBACK_MEMBER(joystick_callback);
+ TIMER_CALLBACK_MEMBER(quarter_callback);
+
+protected:
+ virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr);
+};
+
+
+/*************************************
+ *
+ * Video emulation
+ *
+ *************************************/
+
+TILEMAP_MAPPER_MEMBER(flyball_state::get_memory_offset)
+{
+ if (col == 0)
+ col = num_cols;
+
+ return num_cols * (num_rows - row) - col;
+}
+
+
+TILE_GET_INFO_MEMBER(flyball_state::get_tile_info)
+{
+ UINT8 data = m_playfield_ram[tile_index];
+ int flags = ((data & 0x40) ? TILE_FLIPX : 0) | ((data & 0x80) ? TILE_FLIPY : 0);
+ int code = data & 63;
+
+ if ((flags & TILE_FLIPX) && (flags & TILE_FLIPY))
+ code += 64;
+
+ SET_TILE_INFO_MEMBER(0, code, 0, flags);
+}
+
+
+void flyball_state::video_start()
+{
+ m_tmap = &machine().tilemap().create(m_gfxdecode, tilemap_get_info_delegate(FUNC(flyball_state::get_tile_info),this), tilemap_mapper_delegate(FUNC(flyball_state::get_memory_offset),this), 8, 16, 32, 16);
+}
+
+
+UINT32 flyball_state::screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
+{
+ int pitcherx = m_pitcher_horz;
+ int pitchery = m_pitcher_vert - 31;
+
+ int ballx = m_ball_horz - 1;
+ int bally = m_ball_vert - 17;
+
+ m_tmap->mark_all_dirty();
+
+ /* draw playfield */
+ m_tmap->draw(screen, bitmap, cliprect, 0, 0);
+
+ /* draw pitcher */
+ m_gfxdecode->gfx(1)->transpen(bitmap,cliprect, m_pitcher_pic ^ 0xf, 0, 1, 0, pitcherx, pitchery, 1);
+
+ /* draw ball */
+ for (int y = bally; y < bally + 2; y++)
+ for (int x = ballx; x < ballx + 2; x++)
+ if (cliprect.contains(x, y))
+ bitmap.pix16(y, x) = 1;
+
+ return 0;
+}
+
+
+void flyball_state::device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr)
+{
+ switch (id)
+ {
+ case TIMER_POT_ASSERT:
+ joystick_callback(ptr, param);
+ break;
+ case TIMER_POT_CLEAR:
+ m_maincpu->set_input_line(0, CLEAR_LINE);
+ break;
+ case TIMER_QUARTER:
+ quarter_callback(ptr, param);
+ break;
+
+ default:
+ assert_always(FALSE, "Unknown id in flyball_state::device_timer");
+ }
+}
+
+
+TIMER_CALLBACK_MEMBER(flyball_state::joystick_callback)
+{
+ int potsense = param;
+
+ if (potsense & ~m_potmask)
+ {
+ // pot irq is active at hsync
+ m_maincpu->set_input_line(0, ASSERT_LINE);
+ m_pot_clear_timer->adjust(attotime::from_ticks(32, PIXEL_CLOCK), 0);
+ }
+
+ m_potsense |= potsense;
+}
+
+
+TIMER_CALLBACK_MEMBER(flyball_state::quarter_callback)
+{
+ int scanline = param;
+ int potsense[64], i;
+
+ memset(potsense, 0, sizeof potsense);
+
+ potsense[ioport("STICK1_Y")->read()] |= 1;
+ potsense[ioport("STICK1_X")->read()] |= 2;
+ potsense[ioport("STICK0_Y")->read()] |= 4;
+ potsense[ioport("STICK0_X")->read()] |= 8;
+
+ for (i = 0; i < 64; i++)
+ if (potsense[i] != 0)
+ timer_set(m_screen->time_until_pos(scanline + i), TIMER_POT_ASSERT, potsense[i]);
+
+ scanline += 0x40;
+ scanline &= 0xff;
+
+ m_quarter_timer->adjust(m_screen->time_until_pos(scanline), scanline);
+
+ m_potsense = 0;
+ m_potmask = 0;
+}
+
+
+/*************************************
+ *
+ * Memory handlers
+ *
+ *************************************/
+
+/* two physical buttons (start game and stop runner) share the same port bit */
+READ8_MEMBER(flyball_state::input_r)
+{
+ return ioport("IN0")->read() & ioport("IN1")->read();
+}
+
+READ8_MEMBER(flyball_state::scanline_r)
+{
+ return m_screen->vpos() & 0x3f;
+}
+
+READ8_MEMBER(flyball_state::potsense_r)
+{
+ return m_potsense & ~m_potmask;
+}
+
+WRITE8_MEMBER(flyball_state::potmask_w)
+{
+ m_potmask |= data & 0xf;
+}
+
+WRITE8_MEMBER(flyball_state::pitcher_pic_w)
+{
+ m_pitcher_pic = data & 0xf;
+}
+
+WRITE8_MEMBER(flyball_state::ball_vert_w)
+{
+ m_ball_vert = data;
+}
+
+WRITE8_MEMBER(flyball_state::ball_horz_w)
+{
+ m_ball_horz = data;
+}
+
+WRITE8_MEMBER(flyball_state::pitcher_vert_w)
+{
+ m_pitcher_vert = data;
+}
+
+WRITE8_MEMBER(flyball_state::pitcher_horz_w)
+{
+ m_pitcher_horz = data;
+}
+
+WRITE8_MEMBER(flyball_state::misc_w)
+{
+ int bit = ~data & 1;
+
+ switch (offset)
+ {
+ case 0:
+ set_led_status(machine(), 0, bit);
+ break;
+ case 1:
+ /* crowd very loud */
+ break;
+ case 2:
+ /* footstep off-on */
+ break;
+ case 3:
+ /* crowd off-on */
+ break;
+ case 4:
+ /* crowd soft-loud */
+ break;
+ case 5:
+ /* bat hit */
+ break;
+ }
+}
+
+
+/*************************************
+ *
+ * Address maps
+ *
+ *************************************/
+
+static ADDRESS_MAP_START( flyball_map, AS_PROGRAM, 8, flyball_state )
+ ADDRESS_MAP_GLOBAL_MASK(0x1fff)
+ AM_RANGE(0x0000, 0x00ff) AM_MIRROR(0x100) AM_RAM
+ AM_RANGE(0x0800, 0x0800) AM_NOP
+ AM_RANGE(0x0801, 0x0801) AM_WRITE(pitcher_pic_w)
+ AM_RANGE(0x0802, 0x0802) AM_READ(scanline_r)
+ AM_RANGE(0x0803, 0x0803) AM_READ(potsense_r)
+ AM_RANGE(0x0804, 0x0804) AM_WRITE(ball_vert_w)
+ AM_RANGE(0x0805, 0x0805) AM_WRITE(ball_horz_w)
+ AM_RANGE(0x0806, 0x0806) AM_WRITE(pitcher_vert_w)
+ AM_RANGE(0x0807, 0x0807) AM_WRITE(pitcher_horz_w)
+ AM_RANGE(0x0900, 0x0900) AM_WRITE(potmask_w)
+ AM_RANGE(0x0a00, 0x0a07) AM_WRITE(misc_w)
+ AM_RANGE(0x0b00, 0x0b00) AM_READ(input_r)
+ AM_RANGE(0x0d00, 0x0eff) AM_WRITEONLY AM_SHARE("playfield_ram")
+ AM_RANGE(0x1000, 0x1fff) AM_ROM AM_REGION("maincpu", 0)
+ADDRESS_MAP_END
+
+
+/*************************************
+ *
+ * Input ports
+ *
+ *************************************/
+
+static INPUT_PORTS_START( flyball )
+ PORT_START("IN0") /* IN0 */
+ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_START2 )
+ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_COIN2 )
+ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_COIN1 )
+ PORT_SERVICE( 0x08, IP_ACTIVE_LOW ) PORT_DIPLOCATION("DSW1:6")
+ PORT_DIPNAME( 0x30, 0x00, DEF_STR( Coinage ) ) PORT_DIPLOCATION("DSW1:4,5")
+ PORT_DIPSETTING( 0x20, DEF_STR( 4C_1C ) )
+ PORT_DIPSETTING( 0x10, DEF_STR( 2C_1C ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( 1C_1C ) )
+ PORT_DIPNAME( 0x40, 0x40, "Innings Per Game" ) PORT_DIPLOCATION("DSW1:2")
+ PORT_DIPSETTING( 0x00, "1" )
+ PORT_DIPSETTING( 0x40, "2" )
+ PORT_DIPUNUSED_DIPLOC( 0x80, 0x00, "DSW1:1" )
+
+ PORT_START("STICK1_Y") /* IN1 */
+ PORT_BIT( 0x3f, 0x20, IPT_AD_STICK_Y ) PORT_MINMAX(1,63) PORT_SENSITIVITY(50) PORT_KEYDELTA(10) PORT_PLAYER(2)
+
+ PORT_START("STICK1_X") /* IN2 */
+ PORT_BIT( 0x3f, 0x20, IPT_AD_STICK_X ) PORT_MINMAX(1,63) PORT_SENSITIVITY(50) PORT_KEYDELTA(10) PORT_PLAYER(2)
+
+ PORT_START("STICK0_Y") /* IN3 */
+ PORT_BIT( 0x3f, 0x20, IPT_AD_STICK_Y ) PORT_MINMAX(1,63) PORT_SENSITIVITY(50) PORT_KEYDELTA(10) PORT_PLAYER(1)
+
+ PORT_START("STICK0_X") /* IN4 */
+ PORT_BIT( 0x3f, 0x20, IPT_AD_STICK_X ) PORT_MINMAX(1,63) PORT_SENSITIVITY(50) PORT_KEYDELTA(10) PORT_PLAYER(1)
+
+ PORT_START("IN1") /* IN5 */
+ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_BUTTON1 )
+ PORT_BIT( 0xFE, IP_ACTIVE_LOW, IPT_UNUSED )
+INPUT_PORTS_END
+
+
+/*************************************
+ *
+ * Graphics definitions
+ *
+ *************************************/
+
+static const gfx_layout flyball_tiles_layout =
+{
+ 8, 16, /* width, height */
+ 128, /* total */
+ 1, /* planes */
+ { 0 }, /* plane offsets */
+ {
+ 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07
+ },
+ {
+ 0x00, 0x08, 0x10, 0x18, 0x20, 0x28, 0x30, 0x38,
+ 0x40, 0x48, 0x50, 0x58, 0x60, 0x68, 0x70, 0x78
+ },
+ 0x80 /* increment */
+};
+
+static const gfx_layout flyball_sprites_layout =
+{
+ 16, 16, /* width, height */
+ 16, /* total */
+ 1, /* planes */
+ { 0 }, /* plane offsets */
+ {
+ 0x0, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7,
+ 0x8, 0x9, 0xA, 0xB, 0xC, 0xD, 0xE, 0xF
+ },
+ {
+ 0x00, 0x10, 0x20, 0x30, 0x40, 0x50, 0x60, 0x70,
+ 0x80, 0x90, 0xA0, 0xB0, 0xC0, 0xD0, 0xE0, 0xF0
+ },
+ 0x100 /* increment */
+};
+
+static GFXDECODE_START( flyball )
+ GFXDECODE_ENTRY( "gfx1", 0, flyball_tiles_layout, 0, 2 )
+ GFXDECODE_ENTRY( "gfx2", 0, flyball_sprites_layout, 2, 2 )
+GFXDECODE_END
+
+
+PALETTE_INIT_MEMBER(flyball_state, flyball)
+{
+ palette.set_pen_color(0, rgb_t(0x3F, 0x3F, 0x3F)); /* tiles, ball */
+ palette.set_pen_color(1, rgb_t(0xFF, 0xFF, 0xFF));
+ palette.set_pen_color(2, rgb_t(0xFF ,0xFF, 0xFF)); /* sprites */
+ palette.set_pen_color(3, rgb_t(0x00, 0x00, 0x00));
+}
+
+
+/*************************************
+ *
+ * Machine driver
+ *
+ *************************************/
+
+void flyball_state::machine_start()
+{
+ /* address bits 0 through 8 are inverted */
+ UINT8 *ROM = memregion("maincpu")->base();
+ int len = memregion("maincpu")->bytes();
+ dynamic_buffer buf(len);
+ for (int i = 0; i < len; i++)
+ buf[i ^ 0x1ff] = ROM[i];
+ memcpy(ROM, &buf[0], len);
+
+ m_pot_clear_timer = timer_alloc(TIMER_POT_CLEAR);
+ m_quarter_timer = timer_alloc(TIMER_QUARTER);
+
+ save_item(NAME(m_pitcher_vert));
+ save_item(NAME(m_pitcher_horz));
+ save_item(NAME(m_pitcher_pic));
+ save_item(NAME(m_ball_vert));
+ save_item(NAME(m_ball_horz));
+ save_item(NAME(m_potmask));
+ save_item(NAME(m_potsense));
+}
+
+void flyball_state::machine_reset()
+{
+ m_quarter_timer->adjust(m_screen->time_until_pos(0));
+
+ m_pitcher_vert = 0;
+ m_pitcher_horz = 0;
+ m_pitcher_pic = 0;
+ m_ball_vert = 0;
+ m_ball_horz = 0;
+ m_potmask = 0;
+ m_potsense = 0;
+}
+
+
+static MACHINE_CONFIG_START( flyball, flyball_state )
+
+ /* basic machine hardware */
+ MCFG_CPU_ADD("maincpu", M6502, MASTER_CLOCK/16)
+ MCFG_CPU_PROGRAM_MAP(flyball_map)
+ MCFG_CPU_VBLANK_INT_DRIVER("screen", flyball_state, nmi_line_pulse)
+
+ /* video hardware */
+ MCFG_SCREEN_ADD("screen", RASTER)
+ MCFG_SCREEN_REFRESH_RATE(60)
+ MCFG_SCREEN_SIZE(256, 262)
+ MCFG_SCREEN_VISIBLE_AREA(0, 255, 0, 239)
+ MCFG_SCREEN_UPDATE_DRIVER(flyball_state, screen_update)
+ MCFG_SCREEN_PALETTE("palette")
+
+ MCFG_GFXDECODE_ADD("gfxdecode", "palette", flyball)
+ MCFG_PALETTE_ADD("palette", 4)
+ MCFG_PALETTE_INIT_OWNER(flyball_state, flyball)
+
+ /* sound hardware */
+MACHINE_CONFIG_END
+
+
+/*************************************
+ *
+ * ROM definition(s)
+ *
+ *************************************/
+
+ROM_START( flyball )
+ ROM_REGION( 0x1000, "maincpu", 0 ) /* program */
+ ROM_LOAD( "6129-02.d5", 0x0000, 0x0200, CRC(105ffe40) SHA1(20225571ccf76df5d96a42168d9223cccdff90a8) )
+ ROM_LOAD( "6130-02.f5", 0x0200, 0x0200, CRC(188210e1) SHA1(6d837dd9ea44d16f0d54ea9e14260de5f7c05b6b) )
+ ROM_LOAD( "6131-01.h5", 0x0400, 0x0200, CRC(a9c7e858) SHA1(aee4a359d6a5729dc1be5b8ce8fbe54d032d12b0) ) /* Roms found with and without the "-01" extension */
+ ROM_LOAD( "6132-01.j5", 0x0600, 0x0200, CRC(31fefd8a) SHA1(97e3ef278ce2175cd33c0f3147bdf7974752c836) ) /* Roms found with and without the "-01" extension */
+ ROM_LOAD( "6133-01.k5", 0x0800, 0x0200, CRC(6fdb09b1) SHA1(04ad412b437bb24739b3e31fa5a413e63d5897f8) ) /* Roms found with and without the "-01" extension */
+ ROM_LOAD( "6134-01.m5", 0x0A00, 0x0200, CRC(7b526c73) SHA1(e47c8f33b7edc143ab1713556c59b93571933daa) ) /* Roms found with and without the "-01" extension */
+ ROM_LOAD( "6135-01.n5", 0x0C00, 0x0200, CRC(b352cb51) SHA1(39b9062fb51d0a78a47dcd470ceae47fcdbd7891) ) /* Roms found with and without the "-01" extension */
+ ROM_LOAD( "6136-02.r5", 0x0E00, 0x0200, CRC(ae06a0f5) SHA1(6034176b255eeaa2980e8fef1b17ef6f0a743941) )
+
+ ROM_REGION( 0x0C00, "gfx1", 0 ) /* tiles */
+ ROM_LOAD( "6142.l2", 0x0000, 0x0200, CRC(65650cfa) SHA1(7d17455146fc9def22c7bd06f7fde32df0a0c2bc) )
+ ROM_LOAD( "6139.j2", 0x0200, 0x0200, CRC(a5d1358e) SHA1(33cecbe40ae299549a3395e3dffbe7b6021803ba) )
+ ROM_LOAD( "6141.m2", 0x0400, 0x0200, CRC(98b5f803) SHA1(c4e323ced2393fa4a9720ff0086c559fb9b3a9f8) )
+ ROM_LOAD( "6140.k2", 0x0600, 0x0200, CRC(66aeec61) SHA1(f577bad015fe9e3708fd95d5d2bc438997d14d2c) )
+
+ ROM_REGION( 0x0400, "gfx2", 0 ) /* sprites */
+ ROM_LOAD16_BYTE( "6137.e2", 0x0000, 0x0200, CRC(68961fda) SHA1(a06c7b453cce04716f49bd65ecfe1ba67cb8681e) )
+ ROM_LOAD16_BYTE( "6138.f2", 0x0001, 0x0200, CRC(aab314f6) SHA1(6625c719fdc000d6af94bc9474de8f7e977cee97) )
+ROM_END
+
+ROM_START( flyball1 )
+ ROM_REGION( 0x1000, "maincpu", 0 ) /* program */
+ ROM_LOAD( "6129.d5", 0x0000, 0x0200, CRC(17eda069) SHA1(e4ef0bf4546cf00668d759a188e0989a4f003825) )
+ ROM_LOAD( "6130.f5", 0x0200, 0x0200, CRC(a756955b) SHA1(220b7f1789bba4481d595b36b4bae25f98d3ad8d) )
+ ROM_LOAD( "6131.h5", 0x0400, 0x0200, CRC(a9c7e858) SHA1(aee4a359d6a5729dc1be5b8ce8fbe54d032d12b0) )
+ ROM_LOAD( "6132.j5", 0x0600, 0x0200, CRC(31fefd8a) SHA1(97e3ef278ce2175cd33c0f3147bdf7974752c836) )
+ ROM_LOAD( "6133.k5", 0x0800, 0x0200, CRC(6fdb09b1) SHA1(04ad412b437bb24739b3e31fa5a413e63d5897f8) )
+ ROM_LOAD( "6134.m5", 0x0A00, 0x0200, CRC(7b526c73) SHA1(e47c8f33b7edc143ab1713556c59b93571933daa) )
+ ROM_LOAD( "6135.n5", 0x0C00, 0x0200, CRC(b352cb51) SHA1(39b9062fb51d0a78a47dcd470ceae47fcdbd7891) )
+ ROM_LOAD( "6136.r5", 0x0E00, 0x0200, CRC(1622d890) SHA1(9ad342aefdc02e022eb79d84d1c856bed538bebe) )
+
+ ROM_REGION( 0x0C00, "gfx1", 0 ) /* tiles */
+ ROM_LOAD( "6142.l2", 0x0000, 0x0200, CRC(65650cfa) SHA1(7d17455146fc9def22c7bd06f7fde32df0a0c2bc) )
+ ROM_LOAD( "6139.j2", 0x0200, 0x0200, CRC(a5d1358e) SHA1(33cecbe40ae299549a3395e3dffbe7b6021803ba) )
+ ROM_LOAD( "6141.m2", 0x0400, 0x0200, CRC(98b5f803) SHA1(c4e323ced2393fa4a9720ff0086c559fb9b3a9f8) )
+ ROM_LOAD( "6140.k2", 0x0600, 0x0200, CRC(66aeec61) SHA1(f577bad015fe9e3708fd95d5d2bc438997d14d2c) )
+
+ ROM_REGION( 0x0400, "gfx2", 0 ) /* sprites */
+ ROM_LOAD16_BYTE( "6137.e2", 0x0000, 0x0200, CRC(68961fda) SHA1(a06c7b453cce04716f49bd65ecfe1ba67cb8681e) )
+ ROM_LOAD16_BYTE( "6138.f2", 0x0001, 0x0200, CRC(aab314f6) SHA1(6625c719fdc000d6af94bc9474de8f7e977cee97) )
+ROM_END
+
+
+/*************************************
+ *
+ * Game driver(s)
+ *
+ *************************************/
+
+GAME( 1976, flyball, 0, flyball, flyball, driver_device, 0, 0, "Atari", "Flyball (rev 2)", MACHINE_NO_SOUND | MACHINE_SUPPORTS_SAVE )
+GAME( 1976, flyball1, flyball, flyball, flyball, driver_device, 0, 0, "Atari", "Flyball (rev 1)", MACHINE_NO_SOUND | MACHINE_SUPPORTS_SAVE )