summaryrefslogtreecommitdiffstats
path: root/cpukit/include/rtems/score/thread.h
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--cpukit/include/rtems/score/thread.h100
1 files changed, 50 insertions, 50 deletions
diff --git a/cpukit/include/rtems/score/thread.h b/cpukit/include/rtems/score/thread.h
index 40fefbc79a..8ca7d85205 100644
--- a/cpukit/include/rtems/score/thread.h
+++ b/cpukit/include/rtems/score/thread.h
@@ -14,7 +14,7 @@
* COPYRIGHT (c) 1989-2014.
* On-Line Applications Research Corporation (OAR).
*
- * Copyright (c) 2014, 2016 embedded brains GmbH.
+ * Copyright (C) 2014, 2016 embedded brains GmbH & Co. KG
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
@@ -719,50 +719,50 @@ typedef struct {
* The individual state flags must be a power of two to allow use of bit
* operations to manipulate and evaluate the thread life state.
*/
-typedef enum {
- /**
- * @brief Indicates that the thread life is protected.
- *
- * If this flag is set, then the thread restart or delete requests are deferred
- * until the protection and deferred change flags are cleared. It is used by
- * _Thread_Set_life_protection().
- */
- THREAD_LIFE_PROTECTED = 0x1,
+typedef unsigned int Thread_Life_state;
- /**
- * @brief Indicates that thread is restarting.
- *
- * If this flag is set, then a thread restart request is in pending. See
- * _Thread_Restart_self() and _Thread_Restart_other().
- */
- THREAD_LIFE_RESTARTING = 0x2,
+/**
+ * @brief Indicates that the thread life is protected.
+ *
+ * If this flag is set, then the thread restart or delete requests are deferred
+ * until the protection and deferred change flags are cleared. It is used by
+ * _Thread_Set_life_protection().
+ */
+#define THREAD_LIFE_PROTECTED 0x1U
- /**
- * @brief Indicates that thread is terminating.
- *
- * If this flag is set, then a thread termination request is in pending. See
- * _Thread_Exit() and _Thread_Cancel().
- */
- THREAD_LIFE_TERMINATING = 0x4,
+/**
+ * @brief Indicates that thread is restarting.
+ *
+ * If this flag is set, then a thread restart request is in pending. See
+ * _Thread_Restart_self() and _Thread_Restart_other().
+ */
+#define THREAD_LIFE_RESTARTING 0x2U
- /**
- * @brief Indicates that thread life changes are deferred.
- *
- * If this flag is set, then the thread restart or delete requests are deferred
- * until the protection and deferred change flags are cleared. It is used by
- * pthread_setcanceltype().
- */
- THREAD_LIFE_CHANGE_DEFERRED = 0x8,
+/**
+ * @brief Indicates that thread is terminating.
+ *
+ * If this flag is set, then a thread termination request is in pending. See
+ * _Thread_Exit() and _Thread_Cancel().
+ */
+#define THREAD_LIFE_TERMINATING 0x4U
- /**
- * @brief Indicates that thread is detached.
- *
- * If this flag is set, then the thread is detached. Detached threads do not
- * wait during termination for other threads to join. See rtems_task_delete(),
- * rtems_task_exit(), and pthread_detach().
- */
- THREAD_LIFE_DETACHED = 0x10
-} Thread_Life_state;
+/**
+ * @brief Indicates that thread life changes are deferred.
+ *
+ * If this flag is set, then the thread restart or delete requests are deferred
+ * until the protection and deferred change flags are cleared. It is used by
+ * pthread_setcanceltype().
+ */
+#define THREAD_LIFE_CHANGE_DEFERRED 0x8U
+
+/**
+ * @brief Indicates that thread is detached.
+ *
+ * If this flag is set, then the thread is detached. Detached threads do not
+ * wait during termination for other threads to join. See rtems_task_delete(),
+ * rtems_task_exit(), and pthread_detach().
+ */
+#define THREAD_LIFE_DETACHED 0x10U
/**
* @brief Thread life control.
@@ -858,6 +858,15 @@ struct _Thread_Control {
#endif
/*================= end of common block =================*/
+ /**
+ * @brief This member contains the context of this thread.
+ *
+ * This member is placed directly after the end of the common block so that
+ * the structure offsets are as small as possible. This helps on instruction
+ * set architectures with a very limited range for intermediate values.
+ */
+ Context_Control Registers;
+
#if defined(RTEMS_SMP) && defined(RTEMS_PROFILING)
/**
* @brief Potpourri lock statistics.
@@ -913,8 +922,6 @@ struct _Thread_Control {
Thread_Action_control Post_switch_actions;
- /** This field contains the context of this thread. */
- Context_Control Registers;
#if ( CPU_HARDWARE_FP == TRUE ) || ( CPU_SOFTWARE_FP == TRUE )
/** This field points to the floating point context for this thread.
* If NULL, the thread is integer only.
@@ -1179,13 +1186,6 @@ Thread_Information name##_Information = { \
} \
}
-/**
- * @brief The idle thread stacks.
- *
- * Provided by the application via <rtems/confdefs.h>.
- */
-extern char _Thread_Idle_stacks[];
-
#if defined(RTEMS_MULTIPROCESSING)
/**
* @brief The configured thread control block.