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Diffstat (limited to 'src/mame/drivers/headonb.cpp')
-rw-r--r--src/mame/drivers/headonb.cpp22
1 files changed, 12 insertions, 10 deletions
diff --git a/src/mame/drivers/headonb.cpp b/src/mame/drivers/headonb.cpp
index d55fab7a839..d7848d31fb7 100644
--- a/src/mame/drivers/headonb.cpp
+++ b/src/mame/drivers/headonb.cpp
@@ -98,16 +98,18 @@ WRITE8_MEMBER(headonb_state::video_ram_w)
m_tilemap->mark_tile_dirty(offset);
}
-ADDRESS_MAP_START(headonb_state::headonb_map)
- AM_RANGE(0x0000, 0x3fff) AM_ROM AM_MIRROR(0x4000)
- AM_RANGE(0xe000, 0xe3ff) AM_RAM_WRITE(video_ram_w) AM_SHARE("video_ram")
- AM_RANGE(0xff00, 0xffff) AM_RAM
-ADDRESS_MAP_END
-
-ADDRESS_MAP_START(headonb_state::headonb_io_map)
- AM_RANGE(0x01, 0x01) AM_READ_PORT("IN0")
- AM_RANGE(0x04, 0x04) AM_READ_PORT("IN1")
-ADDRESS_MAP_END
+void headonb_state::headonb_map(address_map &map)
+{
+ map(0x0000, 0x3fff).rom().mirror(0x4000);
+ map(0xe000, 0xe3ff).ram().w(this, FUNC(headonb_state::video_ram_w)).share("video_ram");
+ map(0xff00, 0xffff).ram();
+}
+
+void headonb_state::headonb_io_map(address_map &map)
+{
+ map(0x01, 0x01).portr("IN0");
+ map(0x04, 0x04).portr("IN1");
+}
/***************************************************************************