diff options
Diffstat (limited to 'cpukit/include/rtems/score/objectimpl.h')
| -rw-r--r-- | cpukit/include/rtems/score/objectimpl.h | 26 |
1 files changed, 23 insertions, 3 deletions
diff --git a/cpukit/include/rtems/score/objectimpl.h b/cpukit/include/rtems/score/objectimpl.h index c3597c33ff..a516e21c65 100644 --- a/cpukit/include/rtems/score/objectimpl.h +++ b/cpukit/include/rtems/score/objectimpl.h @@ -120,8 +120,6 @@ typedef void ( *Objects_Thread_queue_Extract_callout )( * manage each class of objects. */ typedef struct { - /** This is the minimum valid id of this object class. */ - Objects_Id minimum_id; /** This is the maximum valid id of this object class. */ Objects_Id maximum_id; /** This points to the table of local objects. */ @@ -192,6 +190,11 @@ extern uint16_t _Objects_Maximum_nodes; #endif /** + * This is the minimum object ID index associated with an object. + */ +#define OBJECTS_INDEX_MINIMUM 1U + +/** * The following is the list of information blocks per API for each object * class. From the ID, we can go to one of these information blocks, * and obtain a pointer to the appropriate object control block. @@ -832,6 +835,22 @@ RTEMS_INLINE_ROUTINE bool _Objects_Are_ids_equal( } /** + * Returns the identifier with the minimum index for the specified identifier. + * + * The specified identifier must have valid API, class and node fields. + * + * @param[in] id The identifier to be processed. + * + * @return The corresponding ID with the minimum index. + */ +RTEMS_INLINE_ROUTINE Objects_Id _Objects_Get_minimum_id( Objects_Id id ) +{ + id &= ~OBJECTS_INDEX_MASK; + id += (Objects_Id) OBJECTS_INDEX_MINIMUM << OBJECTS_INDEX_START_BIT; + return id; +} + +/** * This function sets the pointer to the local_table object * referenced by the index. * @@ -856,9 +875,10 @@ RTEMS_INLINE_ROUTINE void _Objects_Set_local_object( * where the Id is known to be good. Therefore, this should NOT * occur in normal situations. */ + _Assert( index >= OBJECTS_INDEX_MINIMUM ); _Assert( index <= information->maximum ); - information->local_table[ index ] = the_object; + information->local_table[ index - OBJECTS_INDEX_MINIMUM ] = the_object; } /** |