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Diffstat (limited to 'src/mame/drivers/alien.cpp')
-rw-r--r--src/mame/drivers/alien.cpp15
1 files changed, 8 insertions, 7 deletions
diff --git a/src/mame/drivers/alien.cpp b/src/mame/drivers/alien.cpp
index 2e669dcb2c4..310f8bb6791 100644
--- a/src/mame/drivers/alien.cpp
+++ b/src/mame/drivers/alien.cpp
@@ -68,13 +68,14 @@ READ64_MEMBER( alien_state::test_r )
return machine().rand();
}
-ADDRESS_MAP_START(alien_state::alien_map)
- AM_RANGE(0x00000000, 0x0003ffff) AM_ROM
- AM_RANGE(0x08000000, 0x08000007) AM_READ(test_r) //hangs if zero
- AM_RANGE(0x0cfe0000, 0x0cffffff) AM_RAM
- AM_RANGE(0x10000000, 0x13ffffff) AM_RAM
- AM_RANGE(0x18000000, 0x1800000f) AM_READ(test_r) AM_WRITENOP
-ADDRESS_MAP_END
+void alien_state::alien_map(address_map &map)
+{
+ map(0x00000000, 0x0003ffff).rom();
+ map(0x08000000, 0x08000007).r(this, FUNC(alien_state::test_r)); //hangs if zero
+ map(0x0cfe0000, 0x0cffffff).ram();
+ map(0x10000000, 0x13ffffff).ram();
+ map(0x18000000, 0x1800000f).r(this, FUNC(alien_state::test_r)).nopw();
+}