summaryrefslogtreecommitdiffstats
path: root/src/mame/drivers/zsbc3.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/mame/drivers/zsbc3.cpp')
-rw-r--r--src/mame/drivers/zsbc3.cpp30
1 files changed, 16 insertions, 14 deletions
diff --git a/src/mame/drivers/zsbc3.cpp b/src/mame/drivers/zsbc3.cpp
index 081df4486fc..b5c11f06a14 100644
--- a/src/mame/drivers/zsbc3.cpp
+++ b/src/mame/drivers/zsbc3.cpp
@@ -59,20 +59,22 @@ private:
};
-ADDRESS_MAP_START(zsbc3_state::zsbc3_mem)
- ADDRESS_MAP_UNMAP_HIGH
- AM_RANGE( 0x0000, 0x07ff ) AM_ROM
- AM_RANGE( 0x0800, 0xffff ) AM_RAM
-ADDRESS_MAP_END
-
-ADDRESS_MAP_START(zsbc3_state::zsbc3_io)
- ADDRESS_MAP_UNMAP_HIGH
- ADDRESS_MAP_GLOBAL_MASK(0xff)
- AM_RANGE(0x08, 0x0b) //AM_DEVREADWRITE("pio", z80pio_device, read, write) // the control bytes appear to be for a PIO
- AM_RANGE(0x28, 0x2b) AM_DEVREADWRITE("sio", z80sio_device, cd_ba_r, cd_ba_w)
- AM_RANGE(0x30, 0x33) AM_DEVREADWRITE("ctc", z80ctc_device, read, write)
- AM_RANGE(0x38, 0x38) // unknown device, init byte = C3
-ADDRESS_MAP_END
+void zsbc3_state::zsbc3_mem(address_map &map)
+{
+ map.unmap_value_high();
+ map(0x0000, 0x07ff).rom();
+ map(0x0800, 0xffff).ram();
+}
+
+void zsbc3_state::zsbc3_io(address_map &map)
+{
+ map.unmap_value_high();
+ map.global_mask(0xff);
+ map(0x08, 0x0b); //AM_DEVREADWRITE("pio", z80pio_device, read, write) // the control bytes appear to be for a PIO
+ map(0x28, 0x2b).rw("sio", FUNC(z80sio_device::cd_ba_r), FUNC(z80sio_device::cd_ba_w));
+ map(0x30, 0x33).rw("ctc", FUNC(z80ctc_device::read), FUNC(z80ctc_device::write));
+ map(0x38, 0x38); // unknown device, init byte = C3
+}
/* Input ports */
static INPUT_PORTS_START( zsbc3 )