diff options
Diffstat (limited to 'src/mame/drivers/avt.cpp')
-rw-r--r-- | src/mame/drivers/avt.cpp | 38 |
1 files changed, 20 insertions, 18 deletions
diff --git a/src/mame/drivers/avt.cpp b/src/mame/drivers/avt.cpp index 33fa457beac..7567549f5ae 100644 --- a/src/mame/drivers/avt.cpp +++ b/src/mame/drivers/avt.cpp @@ -646,24 +646,26 @@ READ8_MEMBER( avt_state::avt_6845_data_r ) *********************************************/ /* avtnfl, avtbingo */ -ADDRESS_MAP_START(avt_state::avt_map) - AM_RANGE(0x0000, 0x5fff) AM_ROM - AM_RANGE(0x6000, 0x7fff) AM_RAM - AM_RANGE(0x8000, 0x9fff) AM_RAM // AM_SHARE("nvram") - AM_RANGE(0xa000, 0xa7ff) AM_RAM_WRITE(avt_videoram_w) AM_SHARE("videoram") - AM_RANGE(0xc000, 0xc7ff) AM_RAM_WRITE(avt_colorram_w) AM_SHARE("colorram") -ADDRESS_MAP_END - -ADDRESS_MAP_START(avt_state::avt_portmap) - ADDRESS_MAP_GLOBAL_MASK(0xff) - AM_RANGE(0x00, 0x03) AM_DEVREADWRITE("pio0", z80pio_device, read_alt, write_alt) - AM_RANGE(0x08, 0x0b) AM_DEVREADWRITE("pio1", z80pio_device, read_alt, write_alt) - AM_RANGE(0x0c, 0x0f) AM_DEVREADWRITE("ctc0", z80ctc_device, read, write) - AM_RANGE(0x21, 0x21) AM_DEVWRITE("aysnd", ay8910_device, data_w) /* AY8910 data */ - AM_RANGE(0x23, 0x23) AM_DEVWRITE("aysnd", ay8910_device, address_w) /* AY8910 control */ - AM_RANGE(0x28, 0x28) AM_WRITE(avt_6845_address_w) - AM_RANGE(0x29, 0x29) AM_READWRITE(avt_6845_data_r,avt_6845_data_w) -ADDRESS_MAP_END +void avt_state::avt_map(address_map &map) +{ + map(0x0000, 0x5fff).rom(); + map(0x6000, 0x7fff).ram(); + map(0x8000, 0x9fff).ram(); // AM_SHARE("nvram") + map(0xa000, 0xa7ff).ram().w(this, FUNC(avt_state::avt_videoram_w)).share("videoram"); + map(0xc000, 0xc7ff).ram().w(this, FUNC(avt_state::avt_colorram_w)).share("colorram"); +} + +void avt_state::avt_portmap(address_map &map) +{ + map.global_mask(0xff); + map(0x00, 0x03).rw(m_pio0, FUNC(z80pio_device::read_alt), FUNC(z80pio_device::write_alt)); + map(0x08, 0x0b).rw(m_pio1, FUNC(z80pio_device::read_alt), FUNC(z80pio_device::write_alt)); + map(0x0c, 0x0f).rw("ctc0", FUNC(z80ctc_device::read), FUNC(z80ctc_device::write)); + map(0x21, 0x21).w("aysnd", FUNC(ay8910_device::data_w)); /* AY8910 data */ + map(0x23, 0x23).w("aysnd", FUNC(ay8910_device::address_w)); /* AY8910 control */ + map(0x28, 0x28).w(this, FUNC(avt_state::avt_6845_address_w)); + map(0x29, 0x29).rw(this, FUNC(avt_state::avt_6845_data_r), FUNC(avt_state::avt_6845_data_w)); +} /* I/O byte R/W (from avtbingo) |