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Diffstat (limited to 'src/mame/drivers/big10.cpp')
-rw-r--r--src/mame/drivers/big10.cpp30
1 files changed, 16 insertions, 14 deletions
diff --git a/src/mame/drivers/big10.cpp b/src/mame/drivers/big10.cpp
index fb39602ca3c..b9868123972 100644
--- a/src/mame/drivers/big10.cpp
+++ b/src/mame/drivers/big10.cpp
@@ -124,20 +124,22 @@ READ8_MEMBER(big10_state::mux_r)
* Memory Map *
**************************************/
-ADDRESS_MAP_START(big10_state::main_map)
- AM_RANGE(0x0000, 0xbfff) AM_ROM
- AM_RANGE(0xc000, 0xdfff) AM_RAM AM_SHARE("nvram")
- AM_RANGE(0xf000, 0xffff) AM_RAM
-ADDRESS_MAP_END
-
-ADDRESS_MAP_START(big10_state::main_io)
- ADDRESS_MAP_GLOBAL_MASK(0xff)
- AM_RANGE(0x00, 0x00) AM_READ(mux_r) /* present in test mode */
- AM_RANGE(0x02, 0x02) AM_READ_PORT("SYSTEM") /* coins and service */
- AM_RANGE(0x98, 0x9b) AM_DEVREADWRITE("v9938", v9938_device, read, write)
- AM_RANGE(0xa0, 0xa1) AM_DEVWRITE("aysnd", ay8910_device, address_data_w)
- AM_RANGE(0xa2, 0xa2) AM_DEVREAD("aysnd", ay8910_device, data_r) /* Dip-Switches routes here. */
-ADDRESS_MAP_END
+void big10_state::main_map(address_map &map)
+{
+ map(0x0000, 0xbfff).rom();
+ map(0xc000, 0xdfff).ram().share("nvram");
+ map(0xf000, 0xffff).ram();
+}
+
+void big10_state::main_io(address_map &map)
+{
+ map.global_mask(0xff);
+ map(0x00, 0x00).r(this, FUNC(big10_state::mux_r)); /* present in test mode */
+ map(0x02, 0x02).portr("SYSTEM"); /* coins and service */
+ map(0x98, 0x9b).rw(m_v9938, FUNC(v9938_device::read), FUNC(v9938_device::write));
+ map(0xa0, 0xa1).w("aysnd", FUNC(ay8910_device::address_data_w));
+ map(0xa2, 0xa2).r("aysnd", FUNC(ay8910_device::data_r)); /* Dip-Switches routes here. */
+}
/**************************************