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author | 2017-10-24 14:19:06 +0200 | |
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committer | 2017-10-24 14:19:20 +0200 | |
commit | 2cbe3d3d4d4d7ffebe12bc8bddd06baa9e4ef4fd (patch) | |
tree | 1d4b3aeaf40b782324c988f50afdc5f0b5edce53 | |
parent | 37619d7ca2158fa2c643e1129899bfa9d10fafff (diff) |
einstein: Fix MT #6723
-rw-r--r-- | src/mame/drivers/einstein.cpp | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/mame/drivers/einstein.cpp b/src/mame/drivers/einstein.cpp index a736d2e7fee..701253a1978 100644 --- a/src/mame/drivers/einstein.cpp +++ b/src/mame/drivers/einstein.cpp @@ -464,6 +464,7 @@ ADDRESS_MAP_END /* The I/O ports are decoded into 8 blocks using address lines A3 to A7 */ static ADDRESS_MAP_START( einstein_io, AS_IO, 8, einstein_state ) + ADDRESS_MAP_UNMAP_HIGH /* block 0, ay8910 psg */ AM_RANGE(0x02, 0x02) AM_MIRROR(0xff04) AM_DEVREADWRITE(IC_I030, ay8910_device, data_r, address_w) AM_RANGE(0x03, 0x03) AM_MIRROR(0xff04) AM_DEVWRITE(IC_I030, ay8910_device, data_w) |