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Diffstat (limited to 'src/mame/drivers/ddragon.cpp')
-rw-r--r--src/mame/drivers/ddragon.cpp12
1 files changed, 8 insertions, 4 deletions
diff --git a/src/mame/drivers/ddragon.cpp b/src/mame/drivers/ddragon.cpp
index b7a664d0213..d00c1528e75 100644
--- a/src/mame/drivers/ddragon.cpp
+++ b/src/mame/drivers/ddragon.cpp
@@ -989,7 +989,8 @@ MACHINE_CONFIG_START(ddragon_state::ddragon)
MACHINE_CONFIG_END
-MACHINE_CONFIG_DERIVED(ddragon_state::ddragonb, ddragon)
+MACHINE_CONFIG_START(ddragon_state::ddragonb)
+ ddragon(config);
/* basic machine hardware */
MCFG_CPU_REPLACE("sub", M6809, MAIN_CLOCK / 8) /* 1.5MHz */
@@ -997,7 +998,8 @@ MACHINE_CONFIG_DERIVED(ddragon_state::ddragonb, ddragon)
MACHINE_CONFIG_END
-MACHINE_CONFIG_DERIVED(ddragon_state::ddragonba, ddragon)
+MACHINE_CONFIG_START(ddragon_state::ddragonba)
+ ddragon(config);
/* basic machine hardware */
MCFG_CPU_REPLACE("sub", M6803, MAIN_CLOCK / 2) /* 6MHz / 4 internally */
@@ -1105,7 +1107,8 @@ MACHINE_CONFIG_START(ddragon_state::ddragon2)
MACHINE_CONFIG_END
-MACHINE_CONFIG_DERIVED(darktowr_state::darktowr, ddragon)
+MACHINE_CONFIG_START(darktowr_state::darktowr)
+ ddragon(config);
/* basic machine hardware */
MCFG_CPU_ADD("mcu", M68705P3, XTAL(4'000'000))
@@ -1115,7 +1118,8 @@ MACHINE_CONFIG_DERIVED(darktowr_state::darktowr, ddragon)
MACHINE_CONFIG_END
-MACHINE_CONFIG_DERIVED(toffy_state::toffy, ddragon)
+MACHINE_CONFIG_START(toffy_state::toffy)
+ ddragon(config);
/* basic machine hardware */
MCFG_DEVICE_REMOVE("sub")