diff options
Diffstat (limited to 'src/mame/drivers/discoboy.cpp')
-rw-r--r-- | src/mame/drivers/discoboy.cpp | 70 |
1 files changed, 37 insertions, 33 deletions
diff --git a/src/mame/drivers/discoboy.cpp b/src/mame/drivers/discoboy.cpp index 73efdd841d5..b657643cf15 100644 --- a/src/mame/drivers/discoboy.cpp +++ b/src/mame/drivers/discoboy.cpp @@ -273,20 +273,22 @@ WRITE8_MEMBER(discoboy_state::rambank2_w) printf("unk rb2_w\n"); } -ADDRESS_MAP_START(discoboy_state::discoboy_map) - AM_RANGE(0x0000, 0x7fff) AM_ROM - AM_RANGE(0x8000, 0xbfff) AM_ROMBANK("mainbank") - AM_RANGE(0xc000, 0xc7ff) AM_DEVICE("rambank1", address_map_bank_device, amap8) - AM_RANGE(0xc800, 0xcfff) AM_RAM AM_SHARE("att_ram") - AM_RANGE(0xd000, 0xdfff) AM_READWRITE(rambank2_r, rambank2_w) - AM_RANGE(0xe000, 0xefff) AM_RAM - AM_RANGE(0xf000, 0xffff) AM_RAM -ADDRESS_MAP_END - -ADDRESS_MAP_START(discoboy_state::rambank1_map) - AM_RANGE(0x0000, 0x07ff) AM_RAM AM_SHARE("ram_1") - AM_RANGE(0x0800, 0x0fff) AM_RAM AM_SHARE("ram_2") -ADDRESS_MAP_END +void discoboy_state::discoboy_map(address_map &map) +{ + map(0x0000, 0x7fff).rom(); + map(0x8000, 0xbfff).bankr("mainbank"); + map(0xc000, 0xc7ff).m(m_rambank1, FUNC(address_map_bank_device::amap8)); + map(0xc800, 0xcfff).ram().share("att_ram"); + map(0xd000, 0xdfff).rw(this, FUNC(discoboy_state::rambank2_r), FUNC(discoboy_state::rambank2_w)); + map(0xe000, 0xefff).ram(); + map(0xf000, 0xffff).ram(); +} + +void discoboy_state::rambank1_map(address_map &map) +{ + map(0x0000, 0x07ff).ram().share("ram_1"); + map(0x0800, 0x0fff).ram().share("ram_2"); +} READ8_MEMBER(discoboy_state::port_06_r) @@ -294,16 +296,17 @@ READ8_MEMBER(discoboy_state::port_06_r) return 0x00; } -ADDRESS_MAP_START(discoboy_state::io_map) - ADDRESS_MAP_GLOBAL_MASK(0xff) - AM_RANGE(0x00, 0x00) AM_READ_PORT("DSWA") AM_WRITE(port_00_w) - AM_RANGE(0x01, 0x01) AM_READ_PORT("SYSTEM") AM_WRITE(port_01_w) - AM_RANGE(0x02, 0x02) AM_READ_PORT("P1") - AM_RANGE(0x03, 0x03) AM_READ_PORT("P2") AM_DEVWRITE("soundlatch", generic_latch_8_device, write) - AM_RANGE(0x04, 0x04) AM_READ_PORT("DSWB") - AM_RANGE(0x06, 0x06) AM_READWRITE(port_06_r, port_06_w) // ??? - AM_RANGE(0x07, 0x07) AM_WRITE(rambank_select_w) // 0x20 is palette bank bit.. others? -ADDRESS_MAP_END +void discoboy_state::io_map(address_map &map) +{ + map.global_mask(0xff); + map(0x00, 0x00).portr("DSWA").w(this, FUNC(discoboy_state::port_00_w)); + map(0x01, 0x01).portr("SYSTEM").w(this, FUNC(discoboy_state::port_01_w)); + map(0x02, 0x02).portr("P1"); + map(0x03, 0x03).portr("P2").w(m_soundlatch, FUNC(generic_latch_8_device::write)); + map(0x04, 0x04).portr("DSWB"); + map(0x06, 0x06).rw(this, FUNC(discoboy_state::port_06_r), FUNC(discoboy_state::port_06_w)); // ??? + map(0x07, 0x07).w(this, FUNC(discoboy_state::rambank_select_w)); // 0x20 is palette bank bit.. others? +} /* Sound */ @@ -318,15 +321,16 @@ WRITE8_MEMBER(discoboy_state::yunsung8_sound_bankswitch_w) logerror("%s: Bank %02X\n", machine().describe_context(), data); } -ADDRESS_MAP_START(discoboy_state::sound_map) - AM_RANGE(0x0000, 0x7fff) AM_ROM - AM_RANGE(0x8000, 0xbfff) AM_ROMBANK("sndbank") - AM_RANGE(0xe000, 0xe000) AM_WRITE(yunsung8_sound_bankswitch_w) - AM_RANGE(0xe400, 0xe400) AM_DEVWRITE("adpcm_select", ls157_device, ba_w) - AM_RANGE(0xec00, 0xec01) AM_DEVWRITE("ymsnd", ym3812_device, write) - AM_RANGE(0xf000, 0xf7ff) AM_RAM - AM_RANGE(0xf800, 0xf800) AM_DEVREAD("soundlatch", generic_latch_8_device, read) -ADDRESS_MAP_END +void discoboy_state::sound_map(address_map &map) +{ + map(0x0000, 0x7fff).rom(); + map(0x8000, 0xbfff).bankr("sndbank"); + map(0xe000, 0xe000).w(this, FUNC(discoboy_state::yunsung8_sound_bankswitch_w)); + map(0xe400, 0xe400).w(m_adpcm_select, FUNC(ls157_device::ba_w)); + map(0xec00, 0xec01).w("ymsnd", FUNC(ym3812_device::write)); + map(0xf000, 0xf7ff).ram(); + map(0xf800, 0xf800).r(m_soundlatch, FUNC(generic_latch_8_device::read)); +} static INPUT_PORTS_START( discoboy ) |