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Diffstat (limited to 'src/mame/drivers/simpl156.cpp')
-rw-r--r--src/mame/drivers/simpl156.cpp12
1 files changed, 8 insertions, 4 deletions
diff --git a/src/mame/drivers/simpl156.cpp b/src/mame/drivers/simpl156.cpp
index 3a6a88a8028..0a1f09262a2 100644
--- a/src/mame/drivers/simpl156.cpp
+++ b/src/mame/drivers/simpl156.cpp
@@ -452,28 +452,32 @@ MACHINE_CONFIG_START(simpl156_state::chainrec)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "rspeaker", 0.2)
MACHINE_CONFIG_END
-MACHINE_CONFIG_DERIVED(simpl156_state::magdrop, chainrec)
+MACHINE_CONFIG_START(simpl156_state::magdrop)
+ chainrec(config);
/* basic machine hardware */
MCFG_CPU_MODIFY("maincpu")
MCFG_CPU_PROGRAM_MAP(magdrop_map)
MACHINE_CONFIG_END
-MACHINE_CONFIG_DERIVED(simpl156_state::magdropp, chainrec)
+MACHINE_CONFIG_START(simpl156_state::magdropp)
+ chainrec(config);
/* basic machine hardware */
MCFG_CPU_MODIFY("maincpu")
MCFG_CPU_PROGRAM_MAP(magdropp_map)
MACHINE_CONFIG_END
-MACHINE_CONFIG_DERIVED(simpl156_state::joemacr, chainrec)
+MACHINE_CONFIG_START(simpl156_state::joemacr)
+ chainrec(config);
/* basic machine hardware */
MCFG_CPU_MODIFY("maincpu")
MCFG_CPU_PROGRAM_MAP(joemacr_map)
MACHINE_CONFIG_END
-MACHINE_CONFIG_DERIVED(simpl156_state::mitchell156, chainrec)
+MACHINE_CONFIG_START(simpl156_state::mitchell156)
+ chainrec(config);
/* basic machine hardware */
MCFG_CPU_MODIFY("maincpu")