diff options
Diffstat (limited to 'src/mame/drivers/sc2.cpp')
-rw-r--r-- | src/mame/drivers/sc2.cpp | 28 |
1 files changed, 15 insertions, 13 deletions
diff --git a/src/mame/drivers/sc2.cpp b/src/mame/drivers/sc2.cpp index fb452c6f635..1260e0d0b48 100644 --- a/src/mame/drivers/sc2.cpp +++ b/src/mame/drivers/sc2.cpp @@ -60,19 +60,21 @@ READ8_MEMBER( sc2_state::sc2_beep ) return 0xff; } -ADDRESS_MAP_START(sc2_state::sc2_mem) - ADDRESS_MAP_UNMAP_HIGH - AM_RANGE( 0x0000, 0x0fff ) AM_ROM - AM_RANGE( 0x1000, 0x13ff ) AM_RAM - AM_RANGE( 0x2000, 0x33ff ) AM_ROM - AM_RANGE( 0x3c00, 0x3c00 ) AM_READ(sc2_beep) -ADDRESS_MAP_END - -ADDRESS_MAP_START(sc2_state::sc2_io) - ADDRESS_MAP_UNMAP_HIGH - ADDRESS_MAP_GLOBAL_MASK(0xff) - AM_RANGE(0x00, 0x03) AM_MIRROR(0xfc) AM_DEVREADWRITE("z80pio", z80pio_device, read, write) -ADDRESS_MAP_END +void sc2_state::sc2_mem(address_map &map) +{ + map.unmap_value_high(); + map(0x0000, 0x0fff).rom(); + map(0x1000, 0x13ff).ram(); + map(0x2000, 0x33ff).rom(); + map(0x3c00, 0x3c00).r(this, FUNC(sc2_state::sc2_beep)); +} + +void sc2_state::sc2_io(address_map &map) +{ + map.unmap_value_high(); + map.global_mask(0xff); + map(0x00, 0x03).mirror(0xfc).rw("z80pio", FUNC(z80pio_device::read), FUNC(z80pio_device::write)); +} /* Input ports */ static INPUT_PORTS_START( sc2 ) |