diff options
Diffstat (limited to 'src/mame/drivers/dsb46.cpp')
-rw-r--r-- | src/mame/drivers/dsb46.cpp | 26 |
1 files changed, 14 insertions, 12 deletions
diff --git a/src/mame/drivers/dsb46.cpp b/src/mame/drivers/dsb46.cpp index d536b53421e..8ef6c2fc634 100644 --- a/src/mame/drivers/dsb46.cpp +++ b/src/mame/drivers/dsb46.cpp @@ -56,23 +56,25 @@ private: required_device<cpu_device> m_maincpu; }; -ADDRESS_MAP_START(dsb46_state::dsb46_mem) - AM_RANGE(0x0000, 0x07ff) AM_READ_BANK("read") AM_WRITE_BANK("write") - AM_RANGE(0x0800, 0xffff) AM_RAM -ADDRESS_MAP_END - -ADDRESS_MAP_START(dsb46_state::dsb46_io) - ADDRESS_MAP_GLOBAL_MASK(0xff) - ADDRESS_MAP_UNMAP_HIGH - AM_RANGE(0x00, 0x03) AM_DEVREADWRITE("sio", z80sio_device, ba_cd_r, ba_cd_w) - AM_RANGE(0x08, 0x0b) AM_DEVREADWRITE("ctc1", z80ctc_device, read, write) - AM_RANGE(0x1a, 0x1a) AM_WRITE(port1a_w) +void dsb46_state::dsb46_mem(address_map &map) +{ + map(0x0000, 0x07ff).bankr("read").bankw("write"); + map(0x0800, 0xffff).ram(); +} + +void dsb46_state::dsb46_io(address_map &map) +{ + map.global_mask(0xff); + map.unmap_value_high(); + map(0x00, 0x03).rw("sio", FUNC(z80sio_device::ba_cd_r), FUNC(z80sio_device::ba_cd_w)); + map(0x08, 0x0b).rw("ctc1", FUNC(z80ctc_device::read), FUNC(z80ctc_device::write)); + map(0x1a, 0x1a).w(this, FUNC(dsb46_state::port1a_w)); //AM_RANGE(0x10, 0x10) disk related //AM_RANGE(0x14, 0x14) ?? (read after CTC1 TRG3) //AM_RANGE(0x18, 0x18) ?? //AM_RANGE(0x1c, 0x1c) disk data //AM_RANGE(0x1d, 0x1d) disk status (FF = no fdc) -ADDRESS_MAP_END +} static INPUT_PORTS_START( dsb46 ) INPUT_PORTS_END |