diff options
Diffstat (limited to 'src')
-rw-r--r-- | src/mame/drivers/vaportra.cpp | 39 | ||||
-rw-r--r-- | src/mame/includes/vaportra.h | 2 |
2 files changed, 31 insertions, 10 deletions
diff --git a/src/mame/drivers/vaportra.cpp b/src/mame/drivers/vaportra.cpp index 469a51b6c29..a62d3f80ae6 100644 --- a/src/mame/drivers/vaportra.cpp +++ b/src/mame/drivers/vaportra.cpp @@ -1,11 +1,17 @@ // license:BSD-3-Clause // copyright-holders:Bryan McPhail + /*************************************************************************** Vapor Trail (World version) (c) 1989 Data East Corporation Vapor Trail (USA version) (c) 1989 Data East USA Kuhga (Japanese version) (c) 1989 Data East Corporation + Notes: + ----- + - If you activate the service mode dip switch during the gameplay, it acts like invicibility + either for player 1 and player 2. It works for all sets. + Emulation by Bryan McPhail, mish@tendril.co.uk added pal & prom-maps - Highwayman. ***************************************************************************/ @@ -28,6 +34,20 @@ WRITE16_MEMBER(vaportra_state::vaportra_sound_w) m_audiocpu->set_input_line(0, ASSERT_LINE); } +READ16_MEMBER(vaportra_state::irq6_ack_r) +{ + if (ACCESSING_BITS_0_7) + m_maincpu->set_input_line (6, CLEAR_LINE); + + return (0); +} + +WRITE16_MEMBER(vaportra_state::irq6_ack_w) +{ + if (ACCESSING_BITS_0_7) + m_maincpu->set_input_line (6, CLEAR_LINE); +} + READ16_MEMBER(vaportra_state::vaportra_control_r) { switch (offset << 1) @@ -59,9 +79,9 @@ static ADDRESS_MAP_START( main_map, AS_PROGRAM, 16, vaportra_state ) AM_RANGE(0x2c0000, 0x2c000f) AM_DEVWRITE("tilegen1", deco16ic_device, pf_control_w) AM_RANGE(0x300000, 0x3009ff) AM_RAM_WRITE(vaportra_palette_24bit_rg_w) AM_SHARE("paletteram") AM_RANGE(0x304000, 0x3049ff) AM_RAM_WRITE(vaportra_palette_24bit_b_w) AM_SHARE("paletteram2") - AM_RANGE(0x308000, 0x308001) AM_NOP + AM_RANGE(0x308000, 0x308001) AM_READWRITE(irq6_ack_r, irq6_ack_w) AM_RANGE(0x30c000, 0x30c001) AM_DEVWRITE("spriteram", buffered_spriteram16_device, write) - AM_RANGE(0xff8000, 0xff87ff) AM_RAM AM_SHARE("spriteram") + AM_RANGE(0x318000, 0x3187ff) AM_MIRROR(0xce0000) AM_RAM AM_SHARE("spriteram") AM_RANGE(0xffc000, 0xffffff) AM_RAM ADDRESS_MAP_END @@ -110,7 +130,7 @@ static INPUT_PORTS_START( vaportra ) PORT_START("COINS") PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_COIN1 ) PORT_BIT( 0x0002, IP_ACTIVE_LOW, IPT_COIN2 ) - PORT_BIT( 0x0004, IP_ACTIVE_LOW, IPT_COIN3 ) + PORT_BIT( 0x0004, IP_ACTIVE_LOW, IPT_SERVICE1 ) PORT_BIT( 0x0008, IP_ACTIVE_HIGH, IPT_CUSTOM ) PORT_VBLANK("screen") PORT_BIT( 0x0010, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x0020, IP_ACTIVE_LOW, IPT_UNKNOWN ) @@ -219,7 +239,7 @@ static MACHINE_CONFIG_START( vaportra, vaportra_state ) /* basic machine hardware */ MCFG_CPU_ADD("maincpu", M68000,XTAL_24MHz/2) /* Custom chip 59 */ MCFG_CPU_PROGRAM_MAP(main_map) - MCFG_CPU_VBLANK_INT_DRIVER("screen", vaportra_state, irq6_line_hold) + MCFG_CPU_VBLANK_INT_DRIVER("screen", vaportra_state, irq6_line_assert) MCFG_CPU_ADD("audiocpu", H6280, XTAL_24MHz/4) /* Custom chip 45; Audio section crystal is 32.220 MHz but CPU clock is confirmed as coming from the 24MHz crystal (6Mhz exactly on the CPU) */ MCFG_CPU_PROGRAM_MAP(sound_map) @@ -838,15 +858,14 @@ C3D54* DRIVER_INIT_MEMBER(vaportra_state,vaportra) { uint8_t *RAM = memregion("maincpu")->base(); - int i; - for (i = 0x00000; i < 0x80000; i++) + for (int i = 0x00000; i < 0x80000; i++) RAM[i] = BITSWAP8(RAM[i],0,6,5,4,3,2,1,7); } /******************************************************************************/ -GAME( 1989, vaportra, 0, vaportra, vaportra, vaportra_state, vaportra, ROT270, "Data East Corporation", "Vapor Trail - Hyper Offence Formation (World revision 1)", MACHINE_SUPPORTS_SAVE ) -GAME( 1989, vaportra3,vaportra, vaportra, vaportra, vaportra_state, vaportra, ROT270, "Data East Corporation", "Vapor Trail - Hyper Offence Formation (World revision 3?)", MACHINE_SUPPORTS_SAVE ) -GAME( 1989, vaportrau,vaportra, vaportra, vaportra, vaportra_state, vaportra, ROT270, "Data East USA", "Vapor Trail - Hyper Offence Formation (US)", MACHINE_SUPPORTS_SAVE ) -GAME( 1989, kuhga, vaportra, vaportra, vaportra, vaportra_state, vaportra, ROT270, "Data East Corporation", "Kuhga - Operation Code 'Vapor Trail' (Japan revision 3)", MACHINE_SUPPORTS_SAVE ) +GAME( 1989, vaportra, 0, vaportra, vaportra, vaportra_state, vaportra, ROT270, "Data East Corporation", "Vapor Trail - Hyper Offence Formation (World revision 1)", MACHINE_SUPPORTS_SAVE ) +GAME( 1989, vaportra3, vaportra, vaportra, vaportra, vaportra_state, vaportra, ROT270, "Data East Corporation", "Vapor Trail - Hyper Offence Formation (World revision 3?)", MACHINE_SUPPORTS_SAVE ) +GAME( 1989, vaportrau, vaportra, vaportra, vaportra, vaportra_state, vaportra, ROT270, "Data East USA", "Vapor Trail - Hyper Offence Formation (US)", MACHINE_SUPPORTS_SAVE ) +GAME( 1989, kuhga, vaportra, vaportra, vaportra, vaportra_state, vaportra, ROT270, "Data East Corporation", "Kuhga - Operation Code 'Vapor Trail' (Japan revision 3)", MACHINE_SUPPORTS_SAVE ) diff --git a/src/mame/includes/vaportra.h b/src/mame/includes/vaportra.h index ddd827cf152..b1341d991ef 100644 --- a/src/mame/includes/vaportra.h +++ b/src/mame/includes/vaportra.h @@ -44,6 +44,8 @@ public: uint16_t m_priority[2]; DECLARE_WRITE16_MEMBER(vaportra_sound_w); + DECLARE_READ16_MEMBER(irq6_ack_r); + DECLARE_WRITE16_MEMBER(irq6_ack_w); DECLARE_READ16_MEMBER(vaportra_control_r); DECLARE_READ8_MEMBER(vaportra_soundlatch_r); DECLARE_WRITE16_MEMBER(vaportra_priority_w); |