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Diffstat (limited to 'src/mame/drivers/chessmst.cpp')
-rw-r--r--src/mame/drivers/chessmst.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mame/drivers/chessmst.cpp b/src/mame/drivers/chessmst.cpp
index 68080cec60b..01078062789 100644
--- a/src/mame/drivers/chessmst.cpp
+++ b/src/mame/drivers/chessmst.cpp
@@ -109,7 +109,7 @@ void chessmst_state::chessmst_io(address_map &map)
{
map.unmap_value_high();
map.global_mask(0xff);
- //AM_RANGE(0x00, 0x03) AM_MIRROR(0xf0) read/write in both, not used by the software
+ //map(0x00, 0x03).mirror(0xf0); read/write in both, not used by the software
map(0x04, 0x07).mirror(0xf0).rw(m_pio[0], FUNC(z80pio_device::read), FUNC(z80pio_device::write));
map(0x08, 0x0b).mirror(0xf0).rw(m_pio[1], FUNC(z80pio_device::read), FUNC(z80pio_device::write));
}