rtems: Add scheduler processor add/remove

Update #2797.

1 files changed, 38 insertions, 0 deletions

diff --git a/cpukit/score/src/schedulersimplesmp.c b/cpukit/score/src/schedulersimplesmp.c
index 392d4ff78a..221fcc3df5 100644
--- a/cpukit/score/src/schedulersimplesmp.c
+++ b/cpukit/score/src/schedulersimplesmp.c
@@ -69,6 +69,14 @@ static void _Scheduler_simple_SMP_Do_update(
   _Scheduler_SMP_Node_update_priority( smp_node, new_priority );
 }
 
+static bool _Scheduler_simple_SMP_Has_ready( Scheduler_Context *context )
+{
+  Scheduler_simple_SMP_Context *self =
+    _Scheduler_simple_SMP_Get_self( context );
+
+  return !_Chain_Is_empty( &self->Ready );
+}
+
 static Scheduler_Node *_Scheduler_simple_SMP_Get_highest_ready(
   Scheduler_Context *context,
   Scheduler_Node    *node
@@ -379,6 +387,36 @@ void _Scheduler_simple_SMP_Withdraw_node(
   );
 }
 
+void _Scheduler_simple_SMP_Add_processor(
+  const Scheduler_Control *scheduler,
+  Thread_Control          *idle
+)
+{
+  Scheduler_Context *context = _Scheduler_Get_context( scheduler );
+
+  _Scheduler_SMP_Add_processor(
+    context,
+    idle,
+    _Scheduler_simple_SMP_Has_ready,
+    _Scheduler_simple_SMP_Enqueue_scheduled_fifo
+  );
+}
+
+Thread_Control *_Scheduler_simple_SMP_Remove_processor(
+  const Scheduler_Control *scheduler,
+  Per_CPU_Control         *cpu
+)
+{
+  Scheduler_Context *context = _Scheduler_Get_context( scheduler );
+
+  return _Scheduler_SMP_Remove_processor(
+    context,
+    cpu,
+    _Scheduler_simple_SMP_Extract_from_ready,
+    _Scheduler_simple_SMP_Enqueue_fifo
+  );
+}
+
 bool _Scheduler_simple_SMP_Yield(
   const Scheduler_Control *scheduler,
   Thread_Control          *thread,