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01708: stargrds: stargrds duplicate inputs

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This commit is contained in:
Couriersud 2008-10-12 16:07:22 +00:00
parent 61d2dcd14e
commit 3518ae84ac
1 changed files with 8 additions and 9 deletions
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17
src/mame/drivers/mcr3.c
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@ -320,8 +320,10 @@ static WRITE8_HANDLER( powerdrv_op6_w )
static READ8_HANDLER( stargrds_ip0_r ) static READ8_HANDLER( stargrds_ip0_r )
{ {
UINT8 result = input_port_read(machine, input_mux ? "MONO.IP0.ALT" : "MONO.IP0"); UINT8 result = input_port_read(machine, "MONO.IP0");
return result | ((soundsgood_status_r(machine, 0) << 4) & 0x10); if (input_mux)
result = (result & ~0x0a) | (input_port_read(machine, "MONO.IP0.ALT") & 0x0a);
return (result & ~0x10) | ((soundsgood_status_r(machine, 0) << 4) & 0x10);
} }
@ -848,14 +850,11 @@ static INPUT_PORTS_START( stargrds )
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_JOYSTICKLEFT_RIGHT ) PORT_PLAYER(3) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_JOYSTICKLEFT_RIGHT ) PORT_PLAYER(3)
PORT_START("MONO.IP0.ALT") /* IN0 (muxed) */ PORT_START("MONO.IP0.ALT") /* IN0 (muxed) */
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN1 ) PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_UNUSED ) /* same as MONO.IN0 */
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_COIN3 ) PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_COIN3 )
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_START1 ) PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_UNUSED ) /* same as MONO.IN0 */
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_START3 ) PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_START3 )
PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_SPECIAL ) /* status from Sounds Good board */ PORT_BIT( 0xf0, IP_ACTIVE_HIGH, IPT_UNUSED ) /* same as MONO.IN0 */
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_TILT )
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_SERVICE )
PORT_SERVICE( 0x80, IP_ACTIVE_LOW )
INPUT_PORTS_END INPUT_PORTS_END