diff options
Diffstat (limited to 'src/devices/bus/astrocde/exp.h')
-rw-r--r-- | src/devices/bus/astrocde/exp.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/devices/bus/astrocde/exp.h b/src/devices/bus/astrocde/exp.h index e6c97862224..a01db130974 100644 --- a/src/devices/bus/astrocde/exp.h +++ b/src/devices/bus/astrocde/exp.h @@ -14,6 +14,8 @@ public: // reading and writing virtual DECLARE_READ8_MEMBER(read) { return 0xff; } virtual DECLARE_WRITE8_MEMBER(write) { } + virtual DECLARE_READ8_MEMBER(read_io) { return 0xff; } + virtual DECLARE_WRITE8_MEMBER(write_io) { } protected: device_astrocade_card_interface(const machine_config &mconfig, device_t &device); @@ -46,6 +48,8 @@ public: // reading and writing virtual DECLARE_READ8_MEMBER(read); virtual DECLARE_WRITE8_MEMBER(write); + virtual DECLARE_READ8_MEMBER(read_io); + virtual DECLARE_WRITE8_MEMBER(write_io); protected: bool m_card_mounted; |