diff options
Diffstat (limited to 'src/mame/drivers/changela.c')
-rw-r--r-- | src/mame/drivers/changela.c | 28 |
1 files changed, 4 insertions, 24 deletions
diff --git a/src/mame/drivers/changela.c b/src/mame/drivers/changela.c index 521ebe88bf1..7aec5cc449e 100644 --- a/src/mame/drivers/changela.c +++ b/src/mame/drivers/changela.c @@ -379,28 +379,6 @@ static INPUT_PORTS_START( changela ) PORT_BIT( 0xff, 0x00, IPT_DIAL ) PORT_MINMAX(0x00, 0xff) PORT_SENSITIVITY(50) PORT_KEYDELTA(8) PORT_CONDITION("DSWA", 0x20, EQUALS, 0x00) INPUT_PORTS_END - -static const ay8910_interface ay8910_interface_1 = -{ - AY8910_LEGACY_OUTPUT, - AY8910_DEFAULT_LOADS, - DEVCB_INPUT_PORT("DSWA"), - DEVCB_INPUT_PORT("DSWB"), - DEVCB_NULL, - DEVCB_NULL -}; - -static const ay8910_interface ay8910_interface_2 = -{ - AY8910_LEGACY_OUTPUT, - AY8910_DEFAULT_LOADS, - DEVCB_INPUT_PORT("DSWC"), - DEVCB_INPUT_PORT("DSWD"), - DEVCB_NULL, - DEVCB_NULL -}; - - TIMER_DEVICE_CALLBACK_MEMBER(changela_state::changela_scanline) { int scanline = param; @@ -517,11 +495,13 @@ static MACHINE_CONFIG_START( changela, changela_state ) MCFG_SPEAKER_STANDARD_MONO("mono") MCFG_SOUND_ADD("ay1", AY8910, 1250000) - MCFG_SOUND_CONFIG(ay8910_interface_1) + MCFG_AY8910_PORT_A_READ_CB(IOPORT("DSWA")) + MCFG_AY8910_PORT_B_READ_CB(IOPORT("DSWB")) MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50) MCFG_SOUND_ADD("ay2", AY8910, 1250000) - MCFG_SOUND_CONFIG(ay8910_interface_2) + MCFG_AY8910_PORT_A_READ_CB(IOPORT("DSWC")) + MCFG_AY8910_PORT_B_READ_CB(IOPORT("DSWD")) MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50) MACHINE_CONFIG_END |