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-rw-r--r--src/devices/cpu/sm510/sm511core.cpp35
1 files changed, 19 insertions, 16 deletions
diff --git a/src/devices/cpu/sm510/sm511core.cpp b/src/devices/cpu/sm510/sm511core.cpp
index 95e184b80c4..6ad8eada0e4 100644
--- a/src/devices/cpu/sm510/sm511core.cpp
+++ b/src/devices/cpu/sm510/sm511core.cpp
@@ -25,22 +25,25 @@ DEFINE_DEVICE_TYPE(SM512, sm512_device, "sm512", "Sharp SM512") // 4Kx8 ROM, 128
// internal memory maps
-ADDRESS_MAP_START(sm511_device::program_4k)
- AM_RANGE(0x0000, 0x0fff) AM_ROM
-ADDRESS_MAP_END
-
-ADDRESS_MAP_START(sm511_device::data_96_32x4)
- AM_RANGE(0x00, 0x5f) AM_RAM
- AM_RANGE(0x60, 0x6f) AM_RAM AM_SHARE("lcd_ram_a")
- AM_RANGE(0x70, 0x7f) AM_RAM AM_SHARE("lcd_ram_b")
-ADDRESS_MAP_END
-
-ADDRESS_MAP_START(sm512_device::data_80_48x4)
- AM_RANGE(0x00, 0x4f) AM_RAM
- AM_RANGE(0x50, 0x5f) AM_RAM AM_SHARE("lcd_ram_c")
- AM_RANGE(0x60, 0x6f) AM_RAM AM_SHARE("lcd_ram_a")
- AM_RANGE(0x70, 0x7f) AM_RAM AM_SHARE("lcd_ram_b")
-ADDRESS_MAP_END
+void sm511_device::program_4k(address_map &map)
+{
+ map(0x0000, 0x0fff).rom();
+}
+
+void sm511_device::data_96_32x4(address_map &map)
+{
+ map(0x00, 0x5f).ram();
+ map(0x60, 0x6f).ram().share("lcd_ram_a");
+ map(0x70, 0x7f).ram().share("lcd_ram_b");
+}
+
+void sm512_device::data_80_48x4(address_map &map)
+{
+ map(0x00, 0x4f).ram();
+ map(0x50, 0x5f).ram().share("lcd_ram_c");
+ map(0x60, 0x6f).ram().share("lcd_ram_a");
+ map(0x70, 0x7f).ram().share("lcd_ram_b");
+}
// disasm