diff options
Diffstat (limited to 'src/mame/drivers/grfd2301.cpp')
-rw-r--r-- | src/mame/drivers/grfd2301.cpp | 20 |
1 files changed, 11 insertions, 9 deletions
diff --git a/src/mame/drivers/grfd2301.cpp b/src/mame/drivers/grfd2301.cpp index fde8a27fb0d..de5c7a8f812 100644 --- a/src/mame/drivers/grfd2301.cpp +++ b/src/mame/drivers/grfd2301.cpp @@ -57,15 +57,17 @@ private: required_region_ptr<u8> m_p_chargen; }; -ADDRESS_MAP_START(grfd2301_state::mem_map) - AM_RANGE(0xe000, 0xefff) AM_ROM AM_REGION("maincpu", 0) - AM_RANGE(0xf000, 0xf7ff) AM_RAM - AM_RANGE(0xf800, 0xffff) AM_RAM AM_SHARE("videoram") -ADDRESS_MAP_END - -ADDRESS_MAP_START(grfd2301_state::io_map) - ADDRESS_MAP_GLOBAL_MASK(0xff) -ADDRESS_MAP_END +void grfd2301_state::mem_map(address_map &map) +{ + map(0xe000, 0xefff).rom().region("maincpu", 0); + map(0xf000, 0xf7ff).ram(); + map(0xf800, 0xffff).ram().share("videoram"); +} + +void grfd2301_state::io_map(address_map &map) +{ + map.global_mask(0xff); +} static INPUT_PORTS_START( grfd2301 ) INPUT_PORTS_END |