diff options
Diffstat (limited to 'src/devices/bus/odyssey2/chess.cpp')
-rw-r--r-- | src/devices/bus/odyssey2/chess.cpp | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/src/devices/bus/odyssey2/chess.cpp b/src/devices/bus/odyssey2/chess.cpp index e8ac19018c8..8de9c816310 100644 --- a/src/devices/bus/odyssey2/chess.cpp +++ b/src/devices/bus/odyssey2/chess.cpp @@ -29,14 +29,16 @@ o2_chess_device::o2_chess_device(const machine_config &mconfig, const char *tag, } -ADDRESS_MAP_START(o2_chess_device::chess_mem) - AM_RANGE(0x0000, 0x07ff) AM_READ(read_rom04) -ADDRESS_MAP_END - -ADDRESS_MAP_START(o2_chess_device::chess_io) - ADDRESS_MAP_UNMAP_HIGH - ADDRESS_MAP_GLOBAL_MASK(0xff) -ADDRESS_MAP_END +void o2_chess_device::chess_mem(address_map &map) +{ + map(0x0000, 0x07ff).r(this, FUNC(o2_chess_device::read_rom04)); +} + +void o2_chess_device::chess_io(address_map &map) +{ + map.unmap_value_high(); + map.global_mask(0xff); +} //------------------------------------------------- |