diff options
Diffstat (limited to 'src/mame/drivers/kron.cpp')
-rw-r--r-- | src/mame/drivers/kron.cpp | 38 |
1 files changed, 20 insertions, 18 deletions
diff --git a/src/mame/drivers/kron.cpp b/src/mame/drivers/kron.cpp index 34a43bf7d9d..343c7ccf2f1 100644 --- a/src/mame/drivers/kron.cpp +++ b/src/mame/drivers/kron.cpp @@ -158,13 +158,14 @@ private: virtual void machine_start () override; }; -ADDRESS_MAP_START(kron180_state::kron180_mem) - ADDRESS_MAP_UNMAP_HIGH - AM_RANGE (0x0000, 0x7fff) AM_ROM AM_REGION("roms", 0x8000) - AM_RANGE (0x8000, 0x85ff) AM_RAM AM_MIRROR(0x6000) - AM_RANGE (0x8600, 0x95ff) AM_RAM AM_SHARE("videoram") AM_MIRROR(0x6000) - AM_RANGE (0x9600, 0x9fff) AM_RAM AM_MIRROR(0x6000) -ADDRESS_MAP_END +void kron180_state::kron180_mem(address_map &map) +{ + map.unmap_value_high(); + map(0x0000, 0x7fff).rom().region("roms", 0x8000); + map(0x8000, 0x85ff).ram().mirror(0x6000); + map(0x8600, 0x95ff).ram().share("videoram").mirror(0x6000); + map(0x9600, 0x9fff).ram().mirror(0x6000); +} /* IO decoding * @@ -196,17 +197,18 @@ ADDRESS_MAP_END * * At the moment we emulate the screen at a high level so I just disregard the special functions on A16 - A18 by mirroring the mapping below */ -ADDRESS_MAP_START(kron180_state::kron180_iomap) - ADDRESS_MAP_GLOBAL_MASK(0xff) - AM_RANGE( 0x0000, 0x000f ) AM_WRITE(sn74259_w) - AM_RANGE( 0x0010, 0x001f ) AM_READWRITE(ap5_r, ap5_w) - AM_RANGE( 0x0020, 0x002f ) AM_WRITE(wkb_w) - AM_RANGE( 0x0030, 0x003f ) AM_READ(sn74299_r) - AM_RANGE( 0x0040, 0x004f ) AM_WRITE(sn74299_w) - AM_RANGE( 0x0050, 0x005f ) AM_WRITE(txen_w) - AM_RANGE( 0x0060, 0x006f ) AM_WRITE(kbd_reset_w) - AM_RANGE( 0x0070, 0x007f ) AM_WRITE(dreq_w) -ADDRESS_MAP_END +void kron180_state::kron180_iomap(address_map &map) +{ + map.global_mask(0xff); + map(0x0000, 0x000f).w(this, FUNC(kron180_state::sn74259_w)); + map(0x0010, 0x001f).rw(this, FUNC(kron180_state::ap5_r), FUNC(kron180_state::ap5_w)); + map(0x0020, 0x002f).w(this, FUNC(kron180_state::wkb_w)); + map(0x0030, 0x003f).r(this, FUNC(kron180_state::sn74299_r)); + map(0x0040, 0x004f).w(this, FUNC(kron180_state::sn74299_w)); + map(0x0050, 0x005f).w(this, FUNC(kron180_state::txen_w)); + map(0x0060, 0x006f).w(this, FUNC(kron180_state::kbd_reset_w)); + map(0x0070, 0x007f).w(this, FUNC(kron180_state::dreq_w)); +} /* Input ports */ static INPUT_PORTS_START (kron180) |