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Diffstat (limited to 'src/mame/drivers/osborne1.cpp')
-rw-r--r-- | src/mame/drivers/osborne1.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mame/drivers/osborne1.cpp b/src/mame/drivers/osborne1.cpp index 19074acc235..43bdd2417d3 100644 --- a/src/mame/drivers/osborne1.cpp +++ b/src/mame/drivers/osborne1.cpp @@ -92,7 +92,7 @@ ADDRESS_MAP_END static ADDRESS_MAP_START( osborne1_io, AS_IO, 8, osborne1_state ) ADDRESS_MAP_UNMAP_HIGH ADDRESS_MAP_GLOBAL_MASK(0xff) - AM_RANGE( 0x00, 0xff ) AM_WRITE(bankswitch_w) + AM_RANGE( 0x00, 0x03 ) AM_MIRROR( 0xfc ) AM_WRITE(bankswitch_w) ADDRESS_MAP_END |