1 files changed, 119 insertions, 0 deletions
diff --git a/cpukit/include/rtems/score/sysstate.h b/cpukit/include/rtems/score/sysstate.h
new file mode 100644
index 0000000000..0e01927d9a
--- /dev/null
+++ b/cpukit/include/rtems/score/sysstate.h
@@ -0,0 +1,119 @@
+/**
+ * @file
+ *
+ * @ingroup ScoreSysState
+ *
+ * @brief System State Handler API
+ */
+
+/*
+ *  COPYRIGHT (c) 1989-2011.
+ *  On-Line Applications Research Corporation (OAR).
+ *
+ *  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.
+ */
+
+#ifndef _RTEMS_SCORE_SYSSTATE_H
+#define _RTEMS_SCORE_SYSSTATE_H
+
+#include <rtems/score/basedefs.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @defgroup ScoreSysState System State Handler
+ *
+ * @ingroup Score
+ *
+ * @brief Management of the internal system state of RTEMS.
+ */
+/**@{**/
+
+/**
+ * @brief System states.
+ */
+typedef enum {
+  /**
+   * @brief The system is before the end of the first phase of initialization.
+   */
+  SYSTEM_STATE_BEFORE_INITIALIZATION,
+
+  /**
+   * @brief The system is between end of the first phase of initialization but
+   * before  multitasking is started.
+   */
+  SYSTEM_STATE_BEFORE_MULTITASKING,
+
+  /**
+   * @brief The system is up and operating normally.
+   */
+  SYSTEM_STATE_UP,
+
+  /**
+   * @brief The system reached its terminal state.
+   */
+  SYSTEM_STATE_TERMINATED
+} System_state_Codes;
+
+#define SYSTEM_STATE_CODES_FIRST SYSTEM_STATE_BEFORE_INITIALIZATION
+
+#define SYSTEM_STATE_CODES_LAST SYSTEM_STATE_TERMINATED
+
+#if defined(RTEMS_MULTIPROCESSING)
+extern bool _System_state_Is_multiprocessing;
+#endif
+
+extern System_state_Codes _System_state_Current;
+
+RTEMS_INLINE_ROUTINE void _System_state_Set (
+  System_state_Codes state
+)
+{
+  _System_state_Current = state;
+}
+
+RTEMS_INLINE_ROUTINE System_state_Codes _System_state_Get ( void )
+{
+  return _System_state_Current;
+}
+
+RTEMS_INLINE_ROUTINE bool _System_state_Is_before_initialization (
+  System_state_Codes state
+)
+{
+  return (state == SYSTEM_STATE_BEFORE_INITIALIZATION);
+}
+
+RTEMS_INLINE_ROUTINE bool _System_state_Is_before_multitasking (
+  System_state_Codes state
+)
+{
+  return (state == SYSTEM_STATE_BEFORE_MULTITASKING);
+}
+
+RTEMS_INLINE_ROUTINE bool _System_state_Is_up (
+  System_state_Codes state
+)
+{
+  return (state == SYSTEM_STATE_UP);
+}
+
+RTEMS_INLINE_ROUTINE bool _System_state_Is_terminated (
+  System_state_Codes state
+)
+{
+  return (state == SYSTEM_STATE_TERMINATED);
+}
+
+/** @} */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+/* end of include file */