diff options
Diffstat (limited to 'src/mame/drivers/ron.cpp')
-rw-r--r-- | src/mame/drivers/ron.cpp | 54 |
1 files changed, 29 insertions, 25 deletions
diff --git a/src/mame/drivers/ron.cpp b/src/mame/drivers/ron.cpp index 257c4a5d733..082cb239050 100644 --- a/src/mame/drivers/ron.cpp +++ b/src/mame/drivers/ron.cpp @@ -195,31 +195,35 @@ WRITE8_MEMBER(ron_state::sound_cmd_w) m_audiocpu->set_input_line(INPUT_LINE_RESET, BIT(data, 7) ? CLEAR_LINE : ASSERT_LINE); } -ADDRESS_MAP_START(ron_state::ron_map) - AM_RANGE(0x0000, 0x4fff) AM_ROM - AM_RANGE(0x8000, 0x83ff) AM_RAM AM_SHARE("vram") - AM_RANGE(0x8400, 0x87ff) AM_RAM - AM_RANGE(0x8800, 0x8bff) AM_RAM AM_SHARE("cram") - AM_RANGE(0x8c00, 0x8fff) AM_RAM -ADDRESS_MAP_END - -ADDRESS_MAP_START(ron_state::ron_io) - ADDRESS_MAP_GLOBAL_MASK(0xff) - ADDRESS_MAP_UNMAP_HIGH - AM_RANGE(0x00, 0x01) AM_READ(p1_mux_r) - AM_RANGE(0x02, 0x03) AM_READ(p2_mux_r) - AM_RANGE(0x03, 0x03) AM_WRITE(mux_w) - AM_RANGE(0x07, 0x07) AM_WRITE(sound_cmd_w) - AM_RANGE(0x0a, 0x0a) AM_WRITE(output_w) -ADDRESS_MAP_END - -ADDRESS_MAP_START(ron_state::ron_audio_map) - AM_RANGE(0x0000,0x0fff) AM_ROM -ADDRESS_MAP_END - -ADDRESS_MAP_START(ron_state::ron_audio_io) - -ADDRESS_MAP_END +void ron_state::ron_map(address_map &map) +{ + map(0x0000, 0x4fff).rom(); + map(0x8000, 0x83ff).ram().share("vram"); + map(0x8400, 0x87ff).ram(); + map(0x8800, 0x8bff).ram().share("cram"); + map(0x8c00, 0x8fff).ram(); +} + +void ron_state::ron_io(address_map &map) +{ + map.global_mask(0xff); + map.unmap_value_high(); + map(0x00, 0x01).r(this, FUNC(ron_state::p1_mux_r)); + map(0x02, 0x03).r(this, FUNC(ron_state::p2_mux_r)); + map(0x03, 0x03).w(this, FUNC(ron_state::mux_w)); + map(0x07, 0x07).w(this, FUNC(ron_state::sound_cmd_w)); + map(0x0a, 0x0a).w(this, FUNC(ron_state::output_w)); +} + +void ron_state::ron_audio_map(address_map &map) +{ + map(0x0000, 0x0fff).rom(); +} + +void ron_state::ron_audio_io(address_map &map) +{ + +} static INPUT_PORTS_START( ron ) PORT_START("IN0") |