From 1b67535d86c6a92cda1b08759293c20b7fab6978 Mon Sep 17 00:00:00 2001
From: Sebastian Huber <sebastian.huber@embedded-brains.de>
Date: Wed, 9 Apr 2014 10:09:57 +0200
Subject: rtems: Add scheduler get processors

---
 cpukit/rtems/src/schedulergetprocessorset.c | 54 +++++++++++++++++++++++++++++
 1 file changed, 54 insertions(+)
 create mode 100644 cpukit/rtems/src/schedulergetprocessorset.c

(limited to 'cpukit/rtems/src/schedulergetprocessorset.c')

diff --git a/cpukit/rtems/src/schedulergetprocessorset.c b/cpukit/rtems/src/schedulergetprocessorset.c
new file mode 100644
index 0000000000..e459b178cc
--- /dev/null
+++ b/cpukit/rtems/src/schedulergetprocessorset.c
@@ -0,0 +1,54 @@
+/*
+ * Copyright (c) 2014 embedded brains GmbH.  All rights reserved.
+ *
+ *  embedded brains GmbH
+ *  Dornierstr. 4
+ *  82178 Puchheim
+ *  Germany
+ *  <rtems@embedded-brains.de>
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.org/license/LICENSE.
+ */
+
+#if HAVE_CONFIG_H
+  #include "config.h"
+#endif
+
+#if defined(__RTEMS_HAVE_SYS_CPUSET_H__)
+
+#include <rtems/rtems/tasks.h>
+#include <rtems/score/cpusetimpl.h>
+#include <rtems/score/schedulerimpl.h>
+
+rtems_status_code rtems_scheduler_get_processor_set(
+  rtems_id   scheduler_id,
+  size_t     cpusetsize,
+  cpu_set_t *cpuset
+)
+{
+  rtems_status_code sc;
+
+  if ( cpuset != NULL ) {
+    const Scheduler_Control *scheduler;
+
+    if ( _Scheduler_Get_by_id( scheduler_id, &scheduler ) ) {
+      if ( _CPU_set_Is_large_enough( cpusetsize ) ) {
+        _Scheduler_Get_processor_set( scheduler, cpusetsize, cpuset );
+
+        sc = RTEMS_SUCCESSFUL;
+      } else {
+        sc = RTEMS_INVALID_NUMBER;
+      }
+    } else {
+      sc = RTEMS_INVALID_ID;
+    }
+  } else {
+    sc = RTEMS_INVALID_ADDRESS;
+  }
+
+  return sc;
+}
+
+#endif /* defined(__RTEMS_HAVE_SYS_CPUSET_H__) */
-- 
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