diff options
Diffstat (limited to 'src/mame/drivers/pc8001.cpp')
-rw-r--r-- | src/mame/drivers/pc8001.cpp | 86 |
1 files changed, 45 insertions, 41 deletions
diff --git a/src/mame/drivers/pc8001.cpp b/src/mame/drivers/pc8001.cpp index 6aa6dbd13cf..327817557f8 100644 --- a/src/mame/drivers/pc8001.cpp +++ b/src/mame/drivers/pc8001.cpp @@ -166,32 +166,34 @@ WRITE8_MEMBER( pc8001_state::port40_w ) /* Memory Maps */ -ADDRESS_MAP_START(pc8001_state::pc8001_mem) - AM_RANGE(0x0000, 0x5fff) AM_RAMBANK("bank1") - AM_RANGE(0x6000, 0x7fff) AM_RAMBANK("bank2") - AM_RANGE(0x8000, 0xffff) AM_RAMBANK("bank3") -ADDRESS_MAP_END - -ADDRESS_MAP_START(pc8001_state::pc8001_io) - ADDRESS_MAP_GLOBAL_MASK(0xff) - ADDRESS_MAP_UNMAP_HIGH - AM_RANGE(0x00, 0x00) AM_READ_PORT("Y0") - AM_RANGE(0x01, 0x01) AM_READ_PORT("Y1") - AM_RANGE(0x02, 0x02) AM_READ_PORT("Y2") - AM_RANGE(0x03, 0x03) AM_READ_PORT("Y3") - AM_RANGE(0x04, 0x04) AM_READ_PORT("Y4") - AM_RANGE(0x05, 0x05) AM_READ_PORT("Y5") - AM_RANGE(0x06, 0x06) AM_READ_PORT("Y6") - AM_RANGE(0x07, 0x07) AM_READ_PORT("Y7") - AM_RANGE(0x08, 0x08) AM_READ_PORT("Y8") - AM_RANGE(0x09, 0x09) AM_READ_PORT("Y9") - AM_RANGE(0x10, 0x10) AM_MIRROR(0x0f) AM_WRITE(port10_w) - AM_RANGE(0x20, 0x20) AM_MIRROR(0x0e) AM_DEVREADWRITE(I8251_TAG, i8251_device, data_r, data_w) - AM_RANGE(0x21, 0x21) AM_MIRROR(0x0e) AM_DEVREADWRITE(I8251_TAG, i8251_device, status_r, control_w) - AM_RANGE(0x30, 0x30) AM_MIRROR(0x0f) AM_WRITE(port30_w) - AM_RANGE(0x40, 0x40) AM_MIRROR(0x0f) AM_READWRITE(port40_r, port40_w) - AM_RANGE(0x50, 0x51) AM_DEVREADWRITE(UPD3301_TAG, upd3301_device, read, write) - AM_RANGE(0x60, 0x68) AM_DEVREADWRITE(I8257_TAG, i8257_device, read, write) +void pc8001_state::pc8001_mem(address_map &map) +{ + map(0x0000, 0x5fff).bankrw("bank1"); + map(0x6000, 0x7fff).bankrw("bank2"); + map(0x8000, 0xffff).bankrw("bank3"); +} + +void pc8001_state::pc8001_io(address_map &map) +{ + map.global_mask(0xff); + map.unmap_value_high(); + map(0x00, 0x00).portr("Y0"); + map(0x01, 0x01).portr("Y1"); + map(0x02, 0x02).portr("Y2"); + map(0x03, 0x03).portr("Y3"); + map(0x04, 0x04).portr("Y4"); + map(0x05, 0x05).portr("Y5"); + map(0x06, 0x06).portr("Y6"); + map(0x07, 0x07).portr("Y7"); + map(0x08, 0x08).portr("Y8"); + map(0x09, 0x09).portr("Y9"); + map(0x10, 0x10).mirror(0x0f).w(this, FUNC(pc8001_state::port10_w)); + map(0x20, 0x20).mirror(0x0e).rw(I8251_TAG, FUNC(i8251_device::data_r), FUNC(i8251_device::data_w)); + map(0x21, 0x21).mirror(0x0e).rw(I8251_TAG, FUNC(i8251_device::status_r), FUNC(i8251_device::control_w)); + map(0x30, 0x30).mirror(0x0f).w(this, FUNC(pc8001_state::port30_w)); + map(0x40, 0x40).mirror(0x0f).rw(this, FUNC(pc8001_state::port40_r), FUNC(pc8001_state::port40_w)); + map(0x50, 0x51).rw(m_crtc, FUNC(upd3301_device::read), FUNC(upd3301_device::write)); + map(0x60, 0x68).rw(m_dma, FUNC(i8257_device::read), FUNC(i8257_device::write)); // AM_RANGE(0x70, 0x7f) unused // AM_RANGE(0x80, 0x80) AM_MIRROR(0x0f) AM_WRITE(pc8011_ext0_w) // AM_RANGE(0x90, 0x90) AM_MIRROR(0x0f) AM_WRITE(pc8011_ext1_w) @@ -216,20 +218,22 @@ ADDRESS_MAP_START(pc8001_state::pc8001_io) // AM_RANGE(0xe6, 0xe6) AM_WRITE(irq_mask_w) // AM_RANGE(0xe7, 0xe7) AM_WRITE(pc8012_memory_mode_w) // AM_RANGE(0xe8, 0xfb) unused - AM_RANGE(0xfc, 0xff) AM_DEVREADWRITE(I8255A_TAG, i8255_device, read, write) -ADDRESS_MAP_END - -ADDRESS_MAP_START(pc8001mk2_state::pc8001mk2_mem) - AM_RANGE(0x0000, 0x5fff) AM_RAMBANK("bank1") - AM_RANGE(0x6000, 0x7fff) AM_RAMBANK("bank2") - AM_RANGE(0x8000, 0xbfff) AM_RAMBANK("bank3") - AM_RANGE(0xc000, 0xffff) AM_RAMBANK("bank4") -ADDRESS_MAP_END - -ADDRESS_MAP_START(pc8001mk2_state::pc8001mk2_io) - AM_IMPORT_FROM(pc8001_io) - AM_RANGE(0x30, 0x30) AM_WRITE(port30_w) - AM_RANGE(0x31, 0x31) AM_WRITE(port31_w) + map(0xfc, 0xff).rw(I8255A_TAG, FUNC(i8255_device::read), FUNC(i8255_device::write)); +} + +void pc8001mk2_state::pc8001mk2_mem(address_map &map) +{ + map(0x0000, 0x5fff).bankrw("bank1"); + map(0x6000, 0x7fff).bankrw("bank2"); + map(0x8000, 0xbfff).bankrw("bank3"); + map(0xc000, 0xffff).bankrw("bank4"); +} + +void pc8001mk2_state::pc8001mk2_io(address_map &map) +{ + pc8001_io(map); + map(0x30, 0x30).w(this, FUNC(pc8001mk2_state::port30_w)); + map(0x31, 0x31).w(this, FUNC(pc8001mk2_state::port31_w)); // AM_RANGE(0x5c, 0x5c) AM_WRITE(gram_on_w) // AM_RANGE(0x5f, 0x5f) AM_WRITE(gram_off_w) // AM_RANGE(0xe8, 0xe8) kanji_address_lo_w, kanji_data_lo_r @@ -245,7 +249,7 @@ ADDRESS_MAP_START(pc8001mk2_state::pc8001mk2_io) // AM_RANGE(0xf9, 0xf9) DMA type 5 inch margin control // AM_RANGE(0xfa, 0xfa) DMA type 5 inch FDC status // AM_RANGE(0xfb, 0xfb) DMA type 5 inch FDC data register -ADDRESS_MAP_END +} /* Input Ports */ |