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Diffstat (limited to 'src/mame/drivers/cm1800.cpp')
-rw-r--r--src/mame/drivers/cm1800.cpp24
1 files changed, 13 insertions, 11 deletions
diff --git a/src/mame/drivers/cm1800.cpp b/src/mame/drivers/cm1800.cpp
index dafba38e526..1c7dae6ad9a 100644
--- a/src/mame/drivers/cm1800.cpp
+++ b/src/mame/drivers/cm1800.cpp
@@ -64,17 +64,19 @@ READ8_MEMBER(cm1800_state::uart_status_r)
return (m_uart->dav_r()) | (m_uart->tbmt_r() << 2);
}
-ADDRESS_MAP_START(cm1800_state::mem_map)
- ADDRESS_MAP_UNMAP_HIGH
- AM_RANGE( 0x0000, 0x07ff ) AM_ROM AM_REGION("roms", 0)
- AM_RANGE( 0x0800, 0xffff ) AM_RAM
-ADDRESS_MAP_END
-
-ADDRESS_MAP_START(cm1800_state::io_map)
- ADDRESS_MAP_UNMAP_HIGH
- AM_RANGE(0x00, 0x00) AM_DEVREADWRITE("uart", ay31015_device, receive, transmit)
- AM_RANGE(0x01, 0x01) AM_READ(uart_status_r)
-ADDRESS_MAP_END
+void cm1800_state::mem_map(address_map &map)
+{
+ map.unmap_value_high();
+ map(0x0000, 0x07ff).rom().region("roms", 0);
+ map(0x0800, 0xffff).ram();
+}
+
+void cm1800_state::io_map(address_map &map)
+{
+ map.unmap_value_high();
+ map(0x00, 0x00).rw(m_uart, FUNC(ay31015_device::receive), FUNC(ay31015_device::transmit));
+ map(0x01, 0x01).r(this, FUNC(cm1800_state::uart_status_r));
+}
/* Input ports */
static INPUT_PORTS_START( cm1800 )