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Diffstat (limited to 'src/mame/drivers/imds.cpp')
-rw-r--r--src/mame/drivers/imds.cpp22
1 files changed, 12 insertions, 10 deletions
diff --git a/src/mame/drivers/imds.cpp b/src/mame/drivers/imds.cpp
index 5ea17f04a02..a94357c67d7 100644
--- a/src/mame/drivers/imds.cpp
+++ b/src/mame/drivers/imds.cpp
@@ -61,16 +61,18 @@ READ8_MEMBER( imds_state::term_r )
return (m_term_data) ? 0x21 : 0x20;
}
-ADDRESS_MAP_START(imds_state::imds_mem)
- ADDRESS_MAP_UNMAP_HIGH
- AM_RANGE(0x0000, 0x1fff) AM_ROM
- AM_RANGE(0x2000, 0xffff) AM_RAM
-ADDRESS_MAP_END
-
-ADDRESS_MAP_START(imds_state::imds_io)
- ADDRESS_MAP_UNMAP_HIGH
- ADDRESS_MAP_GLOBAL_MASK(0xff)
-ADDRESS_MAP_END
+void imds_state::imds_mem(address_map &map)
+{
+ map.unmap_value_high();
+ map(0x0000, 0x1fff).rom();
+ map(0x2000, 0xffff).ram();
+}
+
+void imds_state::imds_io(address_map &map)
+{
+ map.unmap_value_high();
+ map.global_mask(0xff);
+}
/* Input ports */
static INPUT_PORTS_START( imds )