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AM_NOP for silly layer clearing

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Angelo Salese 2011-04-28 16:57:39 +00:00
parent 3c81107df2
commit 35907ef082
1 changed files with 1 additions and 0 deletions
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src/mame/drivers/tumbleb.c
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@ -721,6 +721,7 @@ static ADDRESS_MAP_START( htchctch_main_map, AS_PROGRAM, 16 )
AM_RANGE(0x300000, 0x30000f) AM_WRITE(tumblepb_control_0_w)
AM_RANGE(0x320000, 0x321fff) AM_WRITE(tumblepb_pf1_data_w) AM_BASE_MEMBER(tumbleb_state, m_pf1_data)
AM_RANGE(0x322000, 0x322fff) AM_WRITE(tumblepb_pf2_data_w) AM_BASE_MEMBER(tumbleb_state, m_pf2_data)
AM_RANGE(0x323000, 0x331fff) AM_NOP // metal saver writes there when clearing the above tilemaps, flaw in the program routine
AM_RANGE(0x341000, 0x342fff) AM_RAM // Extra ram?
ADDRESS_MAP_END