diff options
Diffstat (limited to 'src/mame/drivers/cswat.cpp')
-rw-r--r-- | src/mame/drivers/cswat.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/mame/drivers/cswat.cpp b/src/mame/drivers/cswat.cpp index de0127175ae..3624c96a493 100644 --- a/src/mame/drivers/cswat.cpp +++ b/src/mame/drivers/cswat.cpp @@ -143,13 +143,13 @@ void cswat_state::cswat_map(address_map &map) { map(0x0000, 0x0bff).ram().w(FUNC(cswat_state::videoram_w)).share("videoram"); map(0x0c00, 0x0fff).ram(); -// AM_RANGE(0x1800, 0x1800) AM_READNOP // ? reads here after writing to $4000 +// map(0x1800, 0x1800).nopr(); // ? reads here after writing to $4000 map(0x2000, 0x2000).w(FUNC(cswat_state::irq_ack_w)); // writes 1 at end of vblank irq, 0 at gamestart map(0x2000, 0x2001).r(FUNC(cswat_state::dipswitch_r)); map(0x2002, 0x2002).w(FUNC(cswat_state::irq_ack_w)); // writes 0 at start of vblank irq map(0x2002, 0x2002).r(FUNC(cswat_state::sensors_r)); map(0x2003, 0x2003).portr("IN0"); -// AM_RANGE(0x4000, 0x4009) AM_NOP // ? +// map(0x4000, 0x4009).noprw(); // ? map(0x8000, 0xffff).rom(); } |