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author Couriersud <couriersud@users.noreply.github.com>2008-10-12 16:07:22 +0000
committer Couriersud <couriersud@users.noreply.github.com>2008-10-12 16:07:22 +0000
commit3518ae84ac0e543f8590eb212c6808eea075db2f (patch)
treec8c80cabdc0ec29c7c2e2611f1e6ee4dbdb300af /src
parent61d2dcd14e555a7b4eeeee6462a42ed138d7a503 (diff)
01708: stargrds: stargrds duplicate inputs
Diffstat (limited to 'src')
-rw-r--r--src/mame/drivers/mcr3.c17
1 files changed, 8 insertions, 9 deletions
diff --git a/src/mame/drivers/mcr3.c b/src/mame/drivers/mcr3.c
index 3b9bf4dd127..c8ffa4e81d9 100644
--- a/src/mame/drivers/mcr3.c
+++ b/src/mame/drivers/mcr3.c
@@ -320,8 +320,10 @@ static WRITE8_HANDLER( powerdrv_op6_w )
static READ8_HANDLER( stargrds_ip0_r )
{
- UINT8 result = input_port_read(machine, input_mux ? "MONO.IP0.ALT" : "MONO.IP0");
- return result | ((soundsgood_status_r(machine, 0) << 4) & 0x10);
+ UINT8 result = input_port_read(machine, "MONO.IP0");
+ 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_START("MONO.IP0.ALT") /* IN0 (muxed) */
- PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN1 )
- PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_COIN3 )
- PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_START1 )
+ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_UNUSED ) /* same as MONO.IN0 */
+ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_COIN3 )
+ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_UNUSED ) /* same as MONO.IN0 */
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_START3 )
- PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_SPECIAL ) /* status from Sounds Good board */
- PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_TILT )
- PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_SERVICE )
- PORT_SERVICE( 0x80, IP_ACTIVE_LOW )
+ PORT_BIT( 0xf0, IP_ACTIVE_HIGH, IPT_UNUSED ) /* same as MONO.IN0 */
INPUT_PORTS_END