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Diffstat (limited to 'src/mame/drivers/pentagon.cpp')
-rw-r--r--src/mame/drivers/pentagon.cpp6
1 files changed, 4 insertions, 2 deletions
diff --git a/src/mame/drivers/pentagon.cpp b/src/mame/drivers/pentagon.cpp
index c6add6af322..e7e22744fd9 100644
--- a/src/mame/drivers/pentagon.cpp
+++ b/src/mame/drivers/pentagon.cpp
@@ -253,7 +253,8 @@ GFXDECODE_END
-MACHINE_CONFIG_DERIVED(pentagon_state::pentagon, spectrum_128)
+MACHINE_CONFIG_START(pentagon_state::pentagon)
+ spectrum_128(config);
MCFG_CPU_MODIFY("maincpu")
MCFG_CPU_CLOCK(XTAL(14'000'000) / 4)
MCFG_CPU_PROGRAM_MAP(pentagon_mem)
@@ -282,7 +283,8 @@ MACHINE_CONFIG_DERIVED(pentagon_state::pentagon, spectrum_128)
MCFG_SOFTWARE_LIST_ADD("cass_list_pen","pentagon_cass")
MACHINE_CONFIG_END
-MACHINE_CONFIG_DERIVED(pentagon_state::pent1024, pentagon)
+MACHINE_CONFIG_START(pentagon_state::pent1024)
+ pentagon(config);
/* internal ram */
MCFG_RAM_MODIFY(RAM_TAG)
MCFG_RAM_DEFAULT_SIZE("1024K")