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Diffstat (limited to 'src/mame/drivers/att630.cpp')
-rw-r--r--src/mame/drivers/att630.cpp19
1 files changed, 10 insertions, 9 deletions
diff --git a/src/mame/drivers/att630.cpp b/src/mame/drivers/att630.cpp
index 9ede731e85c..37dc55b4522 100644
--- a/src/mame/drivers/att630.cpp
+++ b/src/mame/drivers/att630.cpp
@@ -32,15 +32,16 @@ u32 att630_state::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, con
return 0;
}
-ADDRESS_MAP_START(att630_state::mem_map)
- AM_RANGE(0x000000, 0x03ffff) AM_ROM AM_REGION("maincpu", 0)
- AM_RANGE(0x200000, 0x20001f) AM_DEVREADWRITE8("duart1", scn2681_device, read, write, 0x00ff)
- AM_RANGE(0x200020, 0x20003f) AM_DEVREADWRITE8("duart2", scn2681_device, read, write, 0x00ff)
- AM_RANGE(0x760000, 0x77ffff) AM_RAM
- AM_RANGE(0x780000, 0x7bffff) AM_RAM
- AM_RANGE(0x7c0000, 0x7fffff) AM_RAM
- AM_RANGE(0xe00000, 0xe03fff) AM_NOP // 0x00ff mask
-ADDRESS_MAP_END
+void att630_state::mem_map(address_map &map)
+{
+ map(0x000000, 0x03ffff).rom().region("maincpu", 0);
+ map(0x200000, 0x20001f).rw("duart1", FUNC(scn2681_device::read), FUNC(scn2681_device::write)).umask16(0x00ff);
+ map(0x200020, 0x20003f).rw("duart2", FUNC(scn2681_device::read), FUNC(scn2681_device::write)).umask16(0x00ff);
+ map(0x760000, 0x77ffff).ram();
+ map(0x780000, 0x7bffff).ram();
+ map(0x7c0000, 0x7fffff).ram();
+ map(0xe00000, 0xe03fff).noprw(); // 0x00ff mask
+}
static INPUT_PORTS_START( att630 )
INPUT_PORTS_END