diff options
Diffstat (limited to 'src/devices/bus/ti99/ti99defs.h')
-rw-r--r-- | src/devices/bus/ti99/ti99defs.h | 20 |
1 files changed, 0 insertions, 20 deletions
diff --git a/src/devices/bus/ti99/ti99defs.h b/src/devices/bus/ti99/ti99defs.h index 3a1ed9d00d5..ca196661e51 100644 --- a/src/devices/bus/ti99/ti99defs.h +++ b/src/devices/bus/ti99/ti99defs.h @@ -44,24 +44,4 @@ // v9938 #define COLORBUS_TAG "colorbus" - -/* - Macros for special read methods; these methods differs from the standard - READ8 by allowing for a "high-impedance" state "Z" which means that the - bus lines are not changed. That way, we can built busses with parallel - devices as in the real machine, and only the active device changes the bus lines. -*/ - -#define READ8Z_MEMBER(name) void name(ATTR_UNUSED offs_t offset, ATTR_UNUSED uint8_t *value) -#define DECLARE_READ8Z_MEMBER(name) void name(ATTR_UNUSED offs_t offset, ATTR_UNUSED uint8_t *value) - -/* - For almost all applications of setaddress, we also need the data bus - direction. This line is called DBIN on the TI CPUs, but as we do not assume - that this is a general rule, we use new macros here which contain the - DBIN setting. -*/ -#define SETADDRESS_DBIN_MEMBER(name) void name(ATTR_UNUSED offs_t offset, ATTR_UNUSED int state) -#define DECLARE_SETADDRESS_DBIN_MEMBER(name) void name(ATTR_UNUSED offs_t offset, ATTR_UNUSED int state) - #endif // MAME_BUS_TI99_TI99DEFS_H |