diff options
-rw-r--r-- | src/mame/drivers/aeroboto.cpp | 2 | ||||
-rw-r--r-- | src/mame/drivers/gng.cpp | 2 | ||||
-rw-r--r-- | src/mame/drivers/scobra.cpp | 2 |
3 files changed, 3 insertions, 3 deletions
diff --git a/src/mame/drivers/aeroboto.cpp b/src/mame/drivers/aeroboto.cpp index f1138f23286..9eb8bc773ea 100644 --- a/src/mame/drivers/aeroboto.cpp +++ b/src/mame/drivers/aeroboto.cpp @@ -81,8 +81,8 @@ static ADDRESS_MAP_START( main_map, AS_PROGRAM, 8, aeroboto_state ) AM_RANGE(0x0900, 0x09ff) AM_WRITEONLY // a backup of default tile colors AM_RANGE(0x1000, 0x17ff) AM_RAM_WRITE(aeroboto_videoram_w) AM_SHARE("videoram") // tile RAM AM_RANGE(0x1800, 0x183f) AM_RAM AM_SHARE("hscroll") // horizontal scroll regs - AM_RANGE(0x2000, 0x20ff) AM_RAM_WRITE(aeroboto_tilecolor_w) AM_SHARE("tilecolor") // tile color RAM AM_RANGE(0x1840, 0x27ff) AM_WRITENOP // cleared during custom LSI test + AM_RANGE(0x2000, 0x20ff) AM_RAM_WRITE(aeroboto_tilecolor_w) AM_SHARE("tilecolor") // tile color RAM AM_RANGE(0x2800, 0x28ff) AM_RAM AM_SHARE("spriteram") // sprite RAM AM_RANGE(0x2900, 0x2fff) AM_WRITENOP // cleared along with sprite RAM AM_RANGE(0x2973, 0x2973) AM_READ(aeroboto_2973_r) // protection read diff --git a/src/mame/drivers/gng.cpp b/src/mame/drivers/gng.cpp index 3b275df7f8c..b8893152981 100644 --- a/src/mame/drivers/gng.cpp +++ b/src/mame/drivers/gng.cpp @@ -92,12 +92,12 @@ static ADDRESS_MAP_START( diamond_map, AS_PROGRAM, 8, gng_state ) AM_RANGE(0x1e00, 0x1fff) AM_RAM AM_SHARE("spriteram") AM_RANGE(0x2000, 0x27ff) AM_RAM_WRITE(gng_fgvideoram_w) AM_SHARE("fgvideoram") AM_RANGE(0x2800, 0x2fff) AM_RAM_WRITE(gng_bgvideoram_w) AM_SHARE("bgvideoram") + AM_RANGE(0x3000, 0x33ff) AM_NOP // faulty POST? AM_RANGE(0x3000, 0x3000) AM_READ_PORT("SYSTEM") AM_RANGE(0x3001, 0x3001) AM_READ_PORT("P1") AM_RANGE(0x3002, 0x3002) AM_READ_PORT("P2") AM_RANGE(0x3003, 0x3003) AM_READ_PORT("DSW1") AM_RANGE(0x3004, 0x3004) AM_READ_PORT("DSW2") - AM_RANGE(0x3000, 0x33ff) AM_NOP // faulty POST? AM_RANGE(0x3800, 0x38ff) AM_DEVWRITE("palette", palette_device, write8_ext) AM_SHARE("palette_ext") AM_RANGE(0x3900, 0x39ff) AM_DEVWRITE("palette", palette_device, write8) AM_SHARE("palette") AM_RANGE(0x3a00, 0x3a00) AM_DEVWRITE("soundlatch", generic_latch_8_device, write) diff --git a/src/mame/drivers/scobra.cpp b/src/mame/drivers/scobra.cpp index 7af0def2d60..ac306545bd5 100644 --- a/src/mame/drivers/scobra.cpp +++ b/src/mame/drivers/scobra.cpp @@ -314,8 +314,8 @@ WRITE8_MEMBER(scobra_state::scobra_soundram_w) static ADDRESS_MAP_START( scobra_sound_map, AS_PROGRAM, 8, scobra_state ) AM_RANGE(0x0000, 0x2fff) AM_ROM - AM_RANGE(0x8000, 0x8fff) AM_READWRITE(scobra_soundram_r, scobra_soundram_w) AM_RANGE(0x8000, 0x83ff) AM_WRITENOP AM_SHARE("soundram") /* only here to initialize pointer */ + AM_RANGE(0x8000, 0x8fff) AM_READWRITE(scobra_soundram_r, scobra_soundram_w) AM_RANGE(0x9000, 0x9fff) AM_WRITE(scramble_filter_w) ADDRESS_MAP_END |