diff options
author | Olivier Galibert <galibert@pobox.com> | 2018-01-18 19:41:45 +0100 |
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committer | Olivier Galibert <galibert@pobox.com> | 2018-01-31 22:03:00 +0100 |
commit | 127cd08d4d8a7ebbd5e0cbe8239fa17c8dc9b20e (patch) | |
tree | ee4db1c2bfd942142669ab820a39f8417d0a0d9d /src/mame/drivers/overdriv.cpp | |
parent | 86d25d4d8dae418ef39b132e9f80cc9f781b96e1 (diff) |
API change: Memory maps are now "last entry wins" [O. Galibert]
This allows for the much more natural "import another map and patch
it" structure, or "cover a whole region then punch holes in it". Our
previous first-entry-wins rule was always a surprise to newcomers, and
oldcomers too.
Diffstat (limited to 'src/mame/drivers/overdriv.cpp')
-rw-r--r-- | src/mame/drivers/overdriv.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mame/drivers/overdriv.cpp b/src/mame/drivers/overdriv.cpp index 515b0d0538e..0b5eea7d4ee 100644 --- a/src/mame/drivers/overdriv.cpp +++ b/src/mame/drivers/overdriv.cpp @@ -230,8 +230,8 @@ static ADDRESS_MAP_START( overdriv_slave_map, AS_PROGRAM, 16, overdriv_state ) AM_RANGE(0x118000, 0x118fff) AM_DEVREADWRITE("k053246", k053247_device, k053247_word_r, k053247_word_w) // data gets copied to sprite chip with DMA.. AM_RANGE(0x120000, 0x120001) AM_DEVREAD("k053246", k053247_device, k053246_word_r) AM_RANGE(0x128000, 0x128001) AM_READWRITE(cpuB_ctrl_r, cpuB_ctrl_w) /* enable K053247 ROM reading, plus something else */ - AM_RANGE(0x130004, 0x130005) AM_WRITE(objdma_w) AM_RANGE(0x130000, 0x130007) AM_DEVREADWRITE8("k053246", k053247_device, k053246_r,k053246_w,0xffff) + AM_RANGE(0x130004, 0x130005) AM_WRITE(objdma_w) //AM_RANGE(0x140000, 0x140001) used in later stages, set after writes at 0x208000-0x20bfff range AM_RANGE(0x200000, 0x203fff) AM_RAM AM_SHARE("share1") AM_RANGE(0x208000, 0x20bfff) AM_RAM // sprite indirect table? |