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-rw-r--r--src/mame/drivers/sc1.cpp26
1 files changed, 14 insertions, 12 deletions
diff --git a/src/mame/drivers/sc1.cpp b/src/mame/drivers/sc1.cpp
index 02272745947..edf6d7dc7c8 100644
--- a/src/mame/drivers/sc1.cpp
+++ b/src/mame/drivers/sc1.cpp
@@ -124,18 +124,20 @@ READ8_MEMBER( sc1_state::pio_port_b_r )
}
-ADDRESS_MAP_START(sc1_state::sc1_mem)
- ADDRESS_MAP_UNMAP_HIGH
- AM_RANGE( 0x0000, 0x0fff ) AM_ROM
- AM_RANGE( 0x4000, 0x43ff ) AM_RAM
-ADDRESS_MAP_END
-
-ADDRESS_MAP_START(sc1_state::sc1_io)
- ADDRESS_MAP_UNMAP_HIGH
- ADDRESS_MAP_GLOBAL_MASK(0xff)
- AM_RANGE(0x80, 0x83) AM_DEVREADWRITE("z80pio", z80pio_device, read_alt, write_alt)
- AM_RANGE(0xfc, 0xfc) AM_WRITE(matrix_w)
-ADDRESS_MAP_END
+void sc1_state::sc1_mem(address_map &map)
+{
+ map.unmap_value_high();
+ map(0x0000, 0x0fff).rom();
+ map(0x4000, 0x43ff).ram();
+}
+
+void sc1_state::sc1_io(address_map &map)
+{
+ map.unmap_value_high();
+ map.global_mask(0xff);
+ map(0x80, 0x83).rw("z80pio", FUNC(z80pio_device::read_alt), FUNC(z80pio_device::write_alt));
+ map(0xfc, 0xfc).w(this, FUNC(sc1_state::matrix_w));
+}
/* Input ports */
static INPUT_PORTS_START( sc1 )