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Diffstat (limited to 'src/mame/atari/bsktball.cpp')
-rw-r--r-- | src/mame/atari/bsktball.cpp | 298 |
1 files changed, 298 insertions, 0 deletions
diff --git a/src/mame/atari/bsktball.cpp b/src/mame/atari/bsktball.cpp new file mode 100644 index 00000000000..19f8a1362b7 --- /dev/null +++ b/src/mame/atari/bsktball.cpp @@ -0,0 +1,298 @@ +// license:BSD-3-Clause +// copyright-holders:Mike Balfour +/*************************************************************************** + + Atari Basketball hardware + + driver by Mike Balfour + + Games supported: + * Basketball + + Known issues: + * Arcade screen hblank (left/right) border is grey, MAME screen emulation + is limited to active display area. + +**************************************************************************** + + Note: The original hardware uses the Player 1 and Player 2 Start buttons + as the Jump/Shoot buttons. + + If you have any questions about how this driver works, don't hesitate to + ask. - Mike Balfour (mab22@po.cwru.edu) + + 2008-07 + Dip locations verified with manual + +***************************************************************************/ + +#include "emu.h" +#include "bsktball.h" + +#include "cpu/m6502/m6502.h" +#include "machine/74259.h" +#include "sound/discrete.h" +#include "speaker.h" + + +/************************************* + * + * Palette generation + * + *************************************/ + +void bsktball_state::bsktball_palette(palette_device &palette) const +{ + palette.set_indirect_color(0,rgb_t(0x00,0x00,0x00)); // BLACK + palette.set_indirect_color(1,rgb_t(0x80,0x80,0x80)); // LIGHT GREY + palette.set_indirect_color(2,rgb_t(0x50,0x50,0x50)); // DARK GREY + palette.set_indirect_color(3,rgb_t(0xff,0xff,0xff)); // WHITE + + /* playfield */ + for (int i = 0; i < 2; i++) + { + palette.set_pen_indirect(i*4 + 0, 1); + palette.set_pen_indirect(i*4 + 1, 3 * i); + palette.set_pen_indirect(i*4 + 2, 3 * i); + palette.set_pen_indirect(i*4 + 3, 3 * i); + } + + /* motion */ + for (int i = 0; i < 4*4*4; i++) + { + palette.set_pen_indirect(2*4 + i*4 + 0, 1); + palette.set_pen_indirect(2*4 + i*4 + 1, (i >> 2) & 3); + palette.set_pen_indirect(2*4 + i*4 + 2, (i >> 0) & 3); + palette.set_pen_indirect(2*4 + i*4 + 3, (i >> 4) & 3); + } +} + + + +/************************************* + * + * Main CPU memory handlers + * + *************************************/ + +void bsktball_state::main_map(address_map &map) +{ + map.global_mask(0x3fff); + map(0x0000, 0x01ff).ram(); /* Zero Page RAM */ + map(0x0800, 0x0800).r(FUNC(bsktball_state::bsktball_in0_r)); + map(0x0802, 0x0802).portr("IN1"); + map(0x0803, 0x0803).portr("DSW"); + map(0x1000, 0x1000).nopw(); /* Timer Reset */ + map(0x1010, 0x1010).w(FUNC(bsktball_state::bsktball_bounce_w)); /* Crowd Amp / Bounce */ + map(0x1020, 0x102f).w("outlatch", FUNC(f9334_device::write_a0)); + map(0x1030, 0x1030).w(FUNC(bsktball_state::bsktball_note_w)); /* Music Ckt Note Dvsr */ + map(0x1800, 0x1bbf).ram().w(FUNC(bsktball_state::bsktball_videoram_w)).share("videoram"); /* DISPLAY */ + map(0x1bc0, 0x1bff).ram().share("motion"); + map(0x1c00, 0x1cff).ram(); + map(0x2000, 0x3fff).rom(); /* PROGRAM */ +} + + + +/************************************* + * + * Port definitions + * + *************************************/ + +static INPUT_PORTS_START( bsktball ) + PORT_START("TRACK0_X") + PORT_BIT( 0xff, 0x00, IPT_TRACKBALL_X ) PORT_SENSITIVITY(100) PORT_KEYDELTA(10) /* Sensitivity, clip, min, max */ + + PORT_START("TRACK0_Y") + PORT_BIT( 0xff, 0x00, IPT_TRACKBALL_Y ) PORT_SENSITIVITY(100) PORT_KEYDELTA(10) + + PORT_START("TRACK1_X") + PORT_BIT( 0xff, 0x00, IPT_TRACKBALL_X ) PORT_SENSITIVITY(100) PORT_KEYDELTA(10) PORT_PLAYER(2) /* Sensitivity, clip, min, max */ + + PORT_START("TRACK1_Y") + PORT_BIT( 0xff, 0x00, IPT_TRACKBALL_Y ) PORT_SENSITIVITY(100) PORT_KEYDELTA(10) PORT_PLAYER(2) + + PORT_START("IN0") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_BUTTON1 ) + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2) + PORT_BIT( 0x0c, IP_ACTIVE_LOW, IPT_UNUSED ) + /* 0x04 - SPARE */ + /* 0x08 - SPARE */ + /* 0x10 - DR0 = PL2 H DIR */ + /* 0x20 - DR1 = PL2 V DIR */ + /* 0x40 - DR2 = PL1 H DIR */ + /* 0x80 - DR3 = PL1 V DIR */ + + PORT_START("IN1") + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_CUSTOM ) PORT_READ_LINE_DEVICE_MEMBER("screen", FUNC(screen_device::vblank)) + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_TILT ) + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_UNKNOWN ) /* SPARE */ + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_UNKNOWN ) /* TEST STEP */ + PORT_SERVICE( 0x10, IP_ACTIVE_LOW ) + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNKNOWN ) /* COIN 0 */ + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_COIN2 ) /* COIN 1 */ + PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_COIN1 ) /* COIN 2 */ + + PORT_START("DSW") + PORT_DIPNAME( 0x07, 0x00, "Play Time per Credit" ) PORT_DIPLOCATION("SW:1,2,3") + PORT_DIPSETTING( 0x07, DEF_STR( Free_Play ) ) + PORT_DIPSETTING( 0x06, "2:30" ) + PORT_DIPSETTING( 0x05, "2:00" ) + PORT_DIPSETTING( 0x04, "1:30" ) + PORT_DIPSETTING( 0x03, "1:15" ) + PORT_DIPSETTING( 0x02, "0:45" ) + PORT_DIPSETTING( 0x01, "0:30" ) + PORT_DIPSETTING( 0x00, "1:00" ) + PORT_DIPNAME( 0x18, 0x00, DEF_STR( Coinage ) ) PORT_DIPLOCATION("SW:4,5") + PORT_DIPSETTING( 0x00, DEF_STR( 1C_1C ) ) + PORT_DIPSETTING( 0x10, DEF_STR( 1C_4C ) ) + PORT_DIPSETTING( 0x08, DEF_STR( 1C_5C ) ) + PORT_DIPSETTING( 0x18, DEF_STR( 1C_6C ) ) + PORT_DIPNAME( 0x20, 0x00, "Cost" ) PORT_DIPLOCATION("SW:6") + PORT_DIPSETTING( 0x20, "Two Coin Minimum" ) + PORT_DIPSETTING( 0x00, "One Coin Minimum" ) + PORT_DIPNAME( 0xc0, 0x00, DEF_STR( Language ) ) PORT_DIPLOCATION("SW:7,8") + PORT_DIPSETTING( 0xc0, DEF_STR( German ) ) + PORT_DIPSETTING( 0x80, DEF_STR( French ) ) + PORT_DIPSETTING( 0x40, DEF_STR( Spanish ) ) + PORT_DIPSETTING( 0x00, DEF_STR( English ) ) +INPUT_PORTS_END + + + +/************************************* + * + * Graphics layouts + * + *************************************/ + +static const gfx_layout charlayout = +{ + 8,8, + 64, + 2, + { 0, 8*0x800 }, + { 0, 1, 2, 3, 4, 5, 6, 7 }, + { 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8 }, + 8*8 +}; + + +static const gfx_layout motionlayout = +{ + 8,32, + 64, + 2, + { 0, 8*0x800 }, + { 0, 1, 2, 3, 4, 5, 6, 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, + 16*8, 17*8, 18*8, 19*8, 20*8, 21*8, 22*8, 23*8, + 24*8, 25*8, 26*8, 27*8, 28*8, 29*8, 30*8, 31*8 }, + 32*8 +}; + + +static GFXDECODE_START( gfx_bsktball ) + GFXDECODE_ENTRY( "gfx1", 0x0600, charlayout, 0x00, 0x02 ) + GFXDECODE_ENTRY( "gfx1", 0x0000, motionlayout, 0x08, 0x40 ) +GFXDECODE_END + + +/************************************* + * + * Machine driver + * + *************************************/ + +void bsktball_state::machine_start() +{ + save_item(NAME(m_nmi_on)); + save_item(NAME(m_ld1)); + save_item(NAME(m_ld2)); + save_item(NAME(m_dir0)); + save_item(NAME(m_dir1)); + save_item(NAME(m_dir2)); + save_item(NAME(m_dir3)); + save_item(NAME(m_last_p1_horiz)); + save_item(NAME(m_last_p1_vert)); + save_item(NAME(m_last_p2_horiz)); + save_item(NAME(m_last_p2_vert)); +} + +void bsktball_state::machine_reset() +{ + m_ld1 = 0; + m_ld2 = 0; + m_dir0 = 0; + m_dir1 = 0; + m_dir2 = 0; + m_dir3 = 0; + m_last_p1_horiz = 0; + m_last_p1_vert = 0; + m_last_p2_horiz = 0; + m_last_p2_vert = 0; +} + + +void bsktball_state::bsktball(machine_config &config) +{ + /* basic machine hardware */ + M6502(config, m_maincpu, 12.096_MHz_XTAL/16); + m_maincpu->set_addrmap(AS_PROGRAM, &bsktball_state::main_map); + m_maincpu->set_vblank_int("screen", FUNC(bsktball_state::irq0_line_hold)); + TIMER(config, "nmi_timer").configure_scanline(FUNC(bsktball_state::bsktball_scanline), "screen", 32, 64); + + f9334_device &outlatch(F9334(config, "outlatch")); // M6 + outlatch.q_out_cb<1>().set([this](int state) { machine().bookkeeping().coin_counter_w(0, state); }); // Coin Counter + outlatch.q_out_cb<2>().set_output("led0"); // LED 1 + outlatch.q_out_cb<3>().set_output("led1"); // LED 2 + outlatch.q_out_cb<4>().set(FUNC(bsktball_state::ld1_w)); // LD 1 + outlatch.q_out_cb<5>().set(FUNC(bsktball_state::ld2_w)); // LD 2 + outlatch.q_out_cb<6>().set("discrete", FUNC(discrete_device::write_line<BSKTBALL_NOISE_EN>)); // Noise Reset + outlatch.q_out_cb<7>().set(FUNC(bsktball_state::nmion_w)); // NMI On + + /* video hardware */ + SCREEN(config, m_screen, SCREEN_TYPE_RASTER); + m_screen->set_raw(12.096_MHz_XTAL/2, 384, 0, 256, 262, 0, 224); + m_screen->set_screen_update(FUNC(bsktball_state::screen_update_bsktball)); + m_screen->set_palette(m_palette); + + GFXDECODE(config, m_gfxdecode, m_palette, gfx_bsktball); + PALETTE(config, m_palette, FUNC(bsktball_state::bsktball_palette), 2*4 + 4*4*4*4, 4); + + /* sound hardware */ + SPEAKER(config, "mono").front_center(); + DISCRETE(config, m_discrete, bsktball_discrete).add_route(ALL_OUTPUTS, "mono", 1.0); +} + + + +/************************************* + * + * ROM definitions + * + *************************************/ + +ROM_START( bsktball ) + ROM_REGION( 0x4000, "maincpu", 0 ) + ROM_LOAD( "034765.d1", 0x2000, 0x0800, CRC(798cea39) SHA1(b1b709a74258b01b21d7c2038a3b6abe879944c5) ) + ROM_LOAD( "034764.c1", 0x2800, 0x0800, CRC(a087109e) SHA1(f5d6dcccc4a54db35be3d8997bc51e73892747fb) ) + ROM_LOAD( "034766.f1", 0x3000, 0x0800, CRC(a82e9a9f) SHA1(9aca236c5145c04a8aaebb316179482bbdc9ddfc) ) + ROM_LOAD( "034763.b1", 0x3800, 0x0800, CRC(1fc69359) SHA1(a215ba3bb18ea2c57c443dfc4c4a0a3846bbedfe) ) + + ROM_REGION( 0x1000, "gfx1", 0 ) + ROM_LOAD( "034757.a6", 0x0000, 0x0800, CRC(010e8ad3) SHA1(43ce2c2089ec3011e2d28e8257a35efeed0e71c5) ) + ROM_LOAD( "034758.b6", 0x0800, 0x0800, CRC(f7bea344) SHA1(df544bff67bb0334f77cef11792199d9c3f5fdf4) ) +ROM_END + + + +/************************************* + * + * Game drivers + * + *************************************/ + +GAME( 1979, bsktball, 0, bsktball, bsktball, bsktball_state, empty_init, ROT0, "Atari", "Atari Basketball", MACHINE_SUPPORTS_SAVE ) |