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Diffstat (limited to 'src/mame/drivers/maygay1b.c')
-rw-r--r--src/mame/drivers/maygay1b.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/src/mame/drivers/maygay1b.c b/src/mame/drivers/maygay1b.c
index e2c3ff64ee5..41ffe0873d4 100644
--- a/src/mame/drivers/maygay1b.c
+++ b/src/mame/drivers/maygay1b.c
@@ -550,10 +550,6 @@ static ADDRESS_MAP_START( m1_nec_memmap, AS_PROGRAM, 8, maygay1b_state )
AM_RANGE(0x240c, 0x240d) AM_READ(m1_firq_clr_r)
AM_RANGE(0x240e, 0x240f) AM_READ(m1_firq_nec_r)
-
- AM_RANGE(0x2412, 0x2412) AM_READ(m1_firq_trg_r) // firq, sample playback?
-
- AM_RANGE(0x2420, 0x2421) AM_WRITE(latch_ch2_w ) // oki
AM_RANGE(0x2800, 0xdfff) AM_ROM
AM_RANGE(0xe000, 0xffff) AM_ROMBANK("bank1") /* 64k paged ROM (4 pages) */
@@ -660,6 +656,9 @@ MACHINE_CONFIG_START( maygay_m1, maygay1b_state )
MCFG_DEFAULT_LAYOUT(layout_maygay1b)
MACHINE_CONFIG_END
+MACHINE_CONFIG_DERIVED( maygay_m1_no_oki, maygay_m1 )
+ MCFG_DEVICE_REMOVE("msm6376")
+MACHINE_CONFIG_END
MACHINE_CONFIG_DERIVED( maygay_m1_nec, maygay_m1 )
MCFG_CPU_MODIFY("maincpu")