2006-11-15 Joel Sherrill <joel.sherrill@oarcorp.com>

	* libcsupport/src/termios.c, posix/Makefile.am, posix/preinstall.am,
	posix/include/rtems/posix/config.h, posix/include/rtems/posix/time.h,
	sapi/src/posixapi.c, score/Makefile.am, score/preinstall.am,
	score/include/rtems/score/corerwlock.h,
	score/include/rtems/score/threadq.h,
	score/src/corerwlockobtainread.c, score/src/threadqenqueue.c,
	score/src/threadqtimeout.c: Adding POSIX barriers, POSIX spinlocks,
	and partial implementation of POSIX rwlocks.
	* posix/include/rtems/posix/barrier.h,
	posix/include/rtems/posix/rwlock.h,
	posix/include/rtems/posix/spinlock.h,
	posix/inline/rtems/posix/barrier.inl,
	posix/inline/rtems/posix/rwlock.inl,
	posix/inline/rtems/posix/spinlock.inl,
	posix/src/barrierattrdestroy.c, posix/src/barrierattrgetpshared.c,
	posix/src/barrierattrinit.c, posix/src/barrierattrsetpshared.c,
	posix/src/pbarrier.c, posix/src/pbarrierdestroy.c,
	posix/src/pbarrierinit.c, posix/src/pbarriertranslatereturncode.c,
	posix/src/pbarrierwait.c, posix/src/prwlock.c,
	posix/src/prwlockdestroy.c, posix/src/prwlockinit.c,
	posix/src/prwlockrdlock.c, posix/src/prwlocktimedrdlock.c,
	posix/src/prwlocktimedwrlock.c,
	posix/src/prwlocktranslatereturncode.c, posix/src/prwlocktryrdlock.c,
	posix/src/prwlocktrywrlock.c, posix/src/prwlockunlock.c,
	posix/src/prwlockwrlock.c, posix/src/pspin.c,
	posix/src/pspindestroy.c, posix/src/pspininit.c,
	posix/src/pspinlock.c, posix/src/pspinlocktranslatereturncode.c,
	posix/src/pspintrylock.c, posix/src/pspinunlock.c,
	posix/src/rwlockattrdestroy.c, posix/src/rwlockattrgetpshared.c,
	posix/src/rwlockattrinit.c, posix/src/rwlockattrsetpshared.c: New files.

41 files changed, 2402 insertions, 6 deletions

diff --git a/cpukit/posix/Makefile.am b/cpukit/posix/Makefile.am
index cdcb69ebdb..49f86640c7 100644
--- a/cpukit/posix/Makefile.am
+++ b/cpukit/posix/Makefile.am
@@ -25,7 +25,8 @@ include_rtems_posix_HEADERS = include/rtems/posix/cancel.h \
     include/rtems/posix/priority.h include/rtems/posix/psignal.h \
     include/rtems/posix/pthread.h include/rtems/posix/semaphore.h \
     include/rtems/posix/threadsup.h include/rtems/posix/time.h \
-    include/rtems/posix/timer.h
+    include/rtems/posix/timer.h include/rtems/posix/barrier.h \
+    include/rtems/posix/rwlock.h include/rtems/posix/spinlock.h
 
 if HAS_MP
 include_rtems_posix_HEADERS += include/rtems/posix/condmp.h \
@@ -37,7 +38,8 @@ include_rtems_posix_HEADERS += inline/rtems/posix/cond.inl \
     inline/rtems/posix/key.inl inline/rtems/posix/mqueue.inl \
     inline/rtems/posix/mutex.inl inline/rtems/posix/pthread.inl \
     inline/rtems/posix/priority.inl inline/rtems/posix/semaphore.inl \
-    inline/rtems/posix/timer.inl
+    inline/rtems/posix/timer.inl inline/rtems/posix/barrier.inl \
+    inline/rtems/posix/rwlock.inl inline/rtems/posix/spinlock.inl
 
 ## src
 
@@ -50,6 +52,12 @@ libposix_a_SOURCES += src/execl.c src/execle.c src/execlp.c src/execv.c \
     src/execve.c src/execvp.c src/fork.c src/pthreadatfork.c src/wait.c \
     src/waitpid.c
 
+## BARRIER_C_FILES
+libposix_a_SOURCES += src/barrierattrdestroy.c src/barrierattrgetpshared.c \
+    src/barrierattrinit.c src/barrierattrsetpshared.c src/pbarrier.c \
+    src/pbarrierdestroy.c src/pbarrierinit.c \
+    src/pbarriertranslatereturncode.c src/pbarrierwait.c
+
 ## CANCEL_C_FILES
 libposix_a_SOURCES += src/cancel.c src/cancelrun.c src/cleanuppop.c \
     src/cleanuppush.c src/setcancelstate.c src/setcanceltype.c \
@@ -115,6 +123,14 @@ libposix_a_SOURCES += src/psignal.c src/alarm.c src/kill.c src/killinfo.c \
     src/sigprocmask.c src/sigqueue.c src/sigsuspend.c src/sigtimedwait.c \
     src/sigwait.c src/sigwaitinfo.c src/signal_2.c src/ualarm.c
 
+## RWLOCK_C_FILES
+libposix_a_SOURCES += src/prwlock.c src/prwlockdestroy.c src/prwlockinit.c \
+    src/prwlockrdlock.c src/prwlocktimedrdlock.c src/prwlocktimedwrlock.c \
+    src/prwlocktryrdlock.c src/prwlocktrywrlock.c src/prwlockunlock.c \
+    src/prwlockwrlock.c src/rwlockattrdestroy.c src/rwlockattrgetpshared.c \
+    src/rwlockattrinit.c src/rwlockattrsetpshared.c \
+    src/prwlocktranslatereturncode.c
+
 ## SEMAPHORE_C_FILES
 libposix_a_SOURCES += src/semaphore.c src/semaphorecreatesupp.c \
     src/semaphoredeletesupp.c src/semaphoremp.c src/semaphorenametoid.c \
@@ -122,6 +138,11 @@ libposix_a_SOURCES += src/semaphore.c src/semaphorecreatesupp.c \
     src/semgetvalue.c src/seminit.c src/semopen.c src/sempost.c \
     src/semtimedwait.c src/semtrywait.c src/semunlink.c src/semwait.c
 
+## SPINLOCK_C_FILES
+libposix_a_SOURCES += src/pspin.c src/pspindestroy.c src/pspininit.c \
+    src/pspinlock.c src/pspinlocktranslatereturncode.c src/pspintrylock.c \
+    src/pspinunlock.c
+
 ## TIME_C_FILES
 libposix_a_SOURCES += src/adjtime.c src/time.c src/posixtimespecsubtract.c \
     src/posixtimespectointerval.c src/posixintervaltotimespec.c \
diff --git a/cpukit/posix/include/rtems/posix/barrier.h b/cpukit/posix/include/rtems/posix/barrier.h
new file mode 100644
index 0000000000..abbcc1bc41
--- /dev/null
+++ b/cpukit/posix/include/rtems/posix/barrier.h
@@ -0,0 +1,90 @@
+/**
+ * @file rtems/posix/barrier.h
+ */
+
+/*
+ *  This include file contains all the constants and structures associated
+ *  with the POSIX Barrier Manager.
+ *
+ *  Directives provided are:
+ *
+ *     + create a barrier
+ *     + delete a barrier
+ *     + wait for a barrier
+ *
+ *  COPYRIGHT (c) 1989-2006.
+ *  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.com/license/LICENSE.
+ *
+ *  $Id$
+ */
+
+#ifndef _RTEMS_POSIX_BARRIER_H
+#define _RTEMS_POSIX_BARRIER_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <rtems/score/object.h>
+#include <rtems/score/corebarrier.h>
+
+/**
+ *  This type defines the control block used to manage each barrier.
+ */
+
+typedef struct {
+  /** This is used to manage a barrier as an object. */
+  Objects_Control          Object;
+  /** This is used to implement the barrier. */
+  CORE_barrier_Control     Barrier;
+}   POSIX_Barrier_Control;
+
+/**
+ *  The following defines the information control block used to manage
+ *  this class of objects.
+ */
+
+POSIX_EXTERN Objects_Information  _POSIX_Barrier_Information;
+
+/**
+ *  @brief _POSIX_Barrier_Manager_initialization
+ *
+ *  This routine performs the initialization necessary for this manager.
+ *
+ *  @param[in] maximum_barriers is the total number of barriers allowed to
+ *             concurrently be active in the system.
+ */
+
+void _POSIX_Barrier_Manager_initialization(
+  uint32_t   maximum_barriers
+);
+
+/**
+ *  @brief _POSIX_Barrier_Translate_core_barrier_return_code (
+ *
+ *  This routine translates SuperCore Barrier status codes into the
+ *  corresponding POSIX ones.
+ *
+ *
+ *  @param[in] the_barrier_status is the SuperCore status.
+ *
+ *  @return the corresponding POSIX status 
+ */
+int _POSIX_Barrier_Translate_core_barrier_return_code(
+  CORE_barrier_Status  the_barrier_status
+);
+
+#ifndef __RTEMS_APPLICATION__
+#include <rtems/posix/barrier.inl>
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+/*  end of include file */
diff --git a/cpukit/posix/include/rtems/posix/config.h b/cpukit/posix/include/rtems/posix/config.h
index 6364003825..669c6151dd 100644
--- a/cpukit/posix/include/rtems/posix/config.h
+++ b/cpukit/posix/include/rtems/posix/config.h
@@ -54,6 +54,9 @@ typedef struct {
   int                                 maximum_queued_signals;
   int                                 maximum_message_queues;
   int                                 maximum_semaphores;
+  int                                 maximum_barriers;
+  int                                 maximum_rwlocks;
+  int                                 maximum_spinlocks;
   int                                 number_of_initialization_threads;
   posix_initialization_threads_table *User_initialization_threads_table;
 } posix_api_configuration_table;
diff --git a/cpukit/posix/include/rtems/posix/rwlock.h b/cpukit/posix/include/rtems/posix/rwlock.h
new file mode 100644
index 0000000000..ae80df68a9
--- /dev/null
+++ b/cpukit/posix/include/rtems/posix/rwlock.h
@@ -0,0 +1,90 @@
+/**
+ * @file rtems/posix/rwlock.h
+ */
+
+/*
+ *  This include file contains all the constants and structures associated
+ *  with the POSIX RWLock Manager.
+ *
+ *  Directives provided are:
+ *
+ *     + create a RWLock
+ *     + delete a RWLock
+ *     + wait for a RWLock
+ *
+ *  COPYRIGHT (c) 1989-2006.
+ *  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.com/license/LICENSE.
+ *
+ *  $Id$
+ */
+
+#ifndef _RTEMS_POSIX_RWLOCK_H
+#define _RTEMS_POSIX_RWLOCK_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <rtems/score/object.h>
+#include <rtems/score/corerwlock.h>
+
+/**
+ *  This type defines the control block used to manage each RWLock.
+ */
+
+typedef struct {
+  /** This is used to manage a RWLock as an object. */
+  Objects_Control          Object;
+  /** This is used to implement the RWLock. */
+  CORE_RWLock_Control      RWLock;
+}   POSIX_RWLock_Control;
+
+/**
+ *  The following defines the information control block used to manage
+ *  this class of objects.
+ */
+
+POSIX_EXTERN Objects_Information  _POSIX_RWLock_Information;
+
+/**
+ *  @brief _POSIX_RWLock_Manager_initialization
+ *
+ *  This routine performs the initialization necessary for this manager.
+ *
+ *  @param[in] maximum_rwlocks is the total number of RWLocks allowed to
+ *             concurrently be active in the system.
+ */
+
+void _POSIX_RWLock_Manager_initialization(
+  uint32_t   maximum_rwlocks
+);
+
+/**
+ *  @brief _POSIX_RWLock_Translate_core_RWLock_return_code (
+ *
+ *  This routine translates SuperCore RWLock status codes into the
+ *  corresponding POSIX ones.
+ *
+ *
+ *  @param[in] the_RWLock_status is the SuperCore status.
+ *
+ *  @return the corresponding POSIX status 
+ */
+int _POSIX_RWLock_Translate_core_RWLock_return_code(
+  CORE_RWLock_Status  the_RWLock_status
+);
+
+#ifndef __RTEMS_APPLICATION__
+#include <rtems/posix/rwlock.inl>
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+/*  end of include file */
diff --git a/cpukit/posix/include/rtems/posix/spinlock.h b/cpukit/posix/include/rtems/posix/spinlock.h
new file mode 100644
index 0000000000..8d4517fac8
--- /dev/null
+++ b/cpukit/posix/include/rtems/posix/spinlock.h
@@ -0,0 +1,90 @@
+/**
+ * @file rtems/posix/spinlock.h
+ */
+
+/*
+ *  This include file contains all the constants and structures associated
+ *  with the POSIX Spinlock Manager.
+ *
+ *  Directives provided are:
+ *
+ *     + create a spinlock
+ *     + delete a spinlock
+ *     + wait for a spinlock
+ *
+ *  COPYRIGHT (c) 1989-2006.
+ *  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.com/license/LICENSE.
+ *
+ *  $Id$
+ */
+
+#ifndef _RTEMS_POSIX_SPINLOCK_H
+#define _RTEMS_POSIX_SPINLOCK_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <rtems/score/object.h>
+#include <rtems/score/corespinlock.h>
+
+/**
+ *  This type defines the control block used to manage each spinlock.
+ */
+
+typedef struct {
+  /** This is used to manage a spinlock as an object. */
+  Objects_Control          Object;
+  /** This is used to implement the spinlock. */
+  CORE_spinlock_Control    Spinlock;
+}   POSIX_Spinlock_Control;
+
+/**
+ *  The following defines the information control block used to manage
+ *  this class of objects.
+ */
+
+POSIX_EXTERN Objects_Information  _POSIX_Spinlock_Information;
+
+/**
+ *  @brief _POSIX_Spinlock_Manager_initialization
+ *
+ *  This routine performs the initialization necessary for this manager.
+ *
+ *  @param[in] maximum_spinlocks is the total number of spinlocks allowed to
+ *             concurrently be active in the system.
+ */
+
+void _POSIX_Spinlock_Manager_initialization(
+  uint32_t   maximum_spinlocks
+);
+
+/**
+ *  @brief _POSIX_Spinlock_Translate_core_spinlock_return_code (
+ *
+ *  This routine translates SuperCore Spinlock status codes into the
+ *  corresponding POSIX ones.
+ *
+ *
+ *  @param[in] the_spinlock_status is the SuperCore status.
+ *
+ *  @return the corresponding POSIX status 
+ */
+int _POSIX_Spinlock_Translate_core_spinlock_return_code(
+  CORE_spinlock_Status  the_spinlock_status
+);
+
+#ifndef __RTEMS_APPLICATION__
+#include <rtems/posix/spinlock.inl>
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+/*  end of include file */
diff --git a/cpukit/posix/include/rtems/posix/time.h b/cpukit/posix/include/rtems/posix/time.h
index 13418cf473..76fe4216a4 100644
--- a/cpukit/posix/include/rtems/posix/time.h
+++ b/cpukit/posix/include/rtems/posix/time.h
@@ -22,8 +22,7 @@
   (((1987 - 1970 + 1)  * TOD_SECONDS_PER_NON_LEAP_YEAR) + \
   (4 * TOD_SECONDS_PER_DAY))
 
-/*PAGE
- *
+/*
  *  _POSIX_Timespec_subtract
  */
 
@@ -41,8 +40,7 @@ Watchdog_Interval _POSIX_Timespec_to_interval(
   const struct timespec *time
 );
 
-/*PAGE
- *
+/*
  *  _POSIX_Interval_to_timespec
  */
 
@@ -51,4 +49,12 @@ void _POSIX_Interval_to_timespec(
   struct timespec   *time
 );
 
+/*
+ *  _POSIX_Absolute_timeout_to_ticks
+ */
+int _POSIX_Absolute_timeout_to_ticks(
+  const struct timespec *abstime,
+  Watchdog_Interval     *ticks_out
+);
+
 #endif
diff --git a/cpukit/posix/inline/rtems/posix/barrier.inl b/cpukit/posix/inline/rtems/posix/barrier.inl
new file mode 100644
index 0000000000..38cca3fb3f
--- /dev/null
+++ b/cpukit/posix/inline/rtems/posix/barrier.inl
@@ -0,0 +1,85 @@
+/**
+ * @file rtems/posix/barrier.inl
+ */
+
+/*
+ *  This file contains the static inlin implementation of the inlined
+ *  routines from the POSIX Barrier Manager.
+ *
+ *  COPYRIGHT (c) 1989-2006.
+ *  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.com/license/LICENSE.
+ *
+ *  $Id$
+ */
+
+#ifndef _RTEMS_POSIX_BARRIER_INL
+#define _RTEMS_POSIX_BARRIER_INL
+
+#include <pthread.h>
+
+/**
+ *  @brief _POSIX_Barrier_Allocate
+ *
+ *  This function allocates a barrier control block from
+ *  the inactive chain of free barrier control blocks.
+ */
+RTEMS_INLINE_ROUTINE POSIX_Barrier_Control *_POSIX_Barrier_Allocate( void )
+{
+  return (POSIX_Barrier_Control *) 
+    _Objects_Allocate( &_POSIX_Barrier_Information );
+}
+
+/**
+ *  @brief _POSIX_Barrier_Free
+ *
+ *  This routine frees a barrier control block to the
+ *  inactive chain of free barrier control blocks.
+ */
+RTEMS_INLINE_ROUTINE void _POSIX_Barrier_Free (
+  POSIX_Barrier_Control *the_barrier
+)
+{
+  _Objects_Free( &_POSIX_Barrier_Information, &the_barrier->Object );
+}
+
+/**
+ *  @brief _POSIX_Barrier_Get
+ *
+ *  This function maps barrier IDs to barrier control blocks.
+ *  If ID corresponds to a local barrier, then it returns
+ *  the_barrier control pointer which maps to ID and location
+ *  is set to OBJECTS_LOCAL.  if the barrier ID is global and
+ *  resides on a remote node, then location is set to OBJECTS_REMOTE,
+ *  and the_barrier is undefined.  Otherwise, location is set
+ *  to OBJECTS_ERROR and the_barrier is undefined.
+ */
+RTEMS_INLINE_ROUTINE POSIX_Barrier_Control *_POSIX_Barrier_Get (
+  pthread_barrier_t *barrier,
+  Objects_Locations *location
+)
+{
+  return (POSIX_Barrier_Control *) _Objects_Get(
+      &_POSIX_Barrier_Information,
+      *((Objects_Id *)barrier),
+      location
+  );
+}
+
+/**
+ *  @brief _POSIX_Barrier_Is_null
+ *
+ *  This function returns TRUE if the_barrier is NULL and FALSE otherwise.
+ */
+RTEMS_INLINE_ROUTINE boolean _POSIX_Barrier_Is_null (
+  POSIX_Barrier_Control *the_barrier
+)
+{
+  return ( the_barrier == NULL );
+}
+
+#endif
+/*  end of include file */
diff --git a/cpukit/posix/inline/rtems/posix/rwlock.inl b/cpukit/posix/inline/rtems/posix/rwlock.inl
new file mode 100644
index 0000000000..79d13a66cf
--- /dev/null
+++ b/cpukit/posix/inline/rtems/posix/rwlock.inl
@@ -0,0 +1,85 @@
+/**
+ * @file rtems/posix/RWLock.inl
+ */
+
+/*
+ *  This file contains the static inlin implementation of the inlined
+ *  routines from the POSIX RWLock Manager.
+ *
+ *  COPYRIGHT (c) 1989-2006.
+ *  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.com/license/LICENSE.
+ *
+ *  $Id$
+ */
+
+#ifndef _RTEMS_POSIX_RWLOCK_INL
+#define _RTEMS_POSIX_RWLOCK_INL
+
+#include <pthread.h>
+
+/**
+ *  @brief _POSIX_RWLock_Allocate
+ *
+ *  This function allocates a RWLock control block from
+ *  the inactive chain of free RWLock control blocks.
+ */
+RTEMS_INLINE_ROUTINE POSIX_RWLock_Control *_POSIX_RWLock_Allocate( void )
+{
+  return (POSIX_RWLock_Control *) 
+    _Objects_Allocate( &_POSIX_RWLock_Information );
+}
+
+/**
+ *  @brief _POSIX_RWLock_Free
+ *
+ *  This routine frees a RWLock control block to the
+ *  inactive chain of free RWLock control blocks.
+ */
+RTEMS_INLINE_ROUTINE void _POSIX_RWLock_Free (
+  POSIX_RWLock_Control *the_RWLock
+)
+{
+  _Objects_Free( &_POSIX_RWLock_Information, &the_RWLock->Object );
+}
+
+/**
+ *  @brief _POSIX_RWLock_Get
+ *
+ *  This function maps RWLock IDs to RWLock control blocks.
+ *  If ID corresponds to a local RWLock, then it returns
+ *  the_RWLock control pointer which maps to ID and location
+ *  is set to OBJECTS_LOCAL.  if the RWLock ID is global and
+ *  resides on a remote node, then location is set to OBJECTS_REMOTE,
+ *  and the_RWLock is undefined.  Otherwise, location is set
+ *  to OBJECTS_ERROR and the_RWLock is undefined.
+ */
+RTEMS_INLINE_ROUTINE POSIX_RWLock_Control *_POSIX_RWLock_Get (
+  pthread_rwlock_t *RWLock,
+  Objects_Locations *location
+)
+{
+  return (POSIX_RWLock_Control *) _Objects_Get(
+      &_POSIX_RWLock_Information,
+      *((Objects_Id *)RWLock),
+      location
+  );
+}
+
+/**
+ *  @brief _POSIX_RWLock_Is_null
+ *
+ *  This function returns TRUE if the_RWLock is NULL and FALSE otherwise.
+ */
+RTEMS_INLINE_ROUTINE boolean _POSIX_RWLock_Is_null (
+  POSIX_RWLock_Control *the_RWLock
+)
+{
+  return ( the_RWLock == NULL );
+}
+
+#endif
+/*  end of include file */
diff --git a/cpukit/posix/inline/rtems/posix/spinlock.inl b/cpukit/posix/inline/rtems/posix/spinlock.inl
new file mode 100644
index 0000000000..1f33a29759
--- /dev/null
+++ b/cpukit/posix/inline/rtems/posix/spinlock.inl
@@ -0,0 +1,85 @@
+/**
+ * @file rtems/posix/spinlock.inl
+ */
+
+/*
+ *  This file contains the static inlin implementation of the inlined
+ *  routines from the POSIX Spinlock Manager.
+ *
+ *  COPYRIGHT (c) 1989-2006.
+ *  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.com/license/LICENSE.
+ *
+ *  $Id$
+ */
+
+#ifndef _RTEMS_POSIX_SPINLOCK_INL
+#define _RTEMS_POSIX_SPINLOCK_INL
+
+#include <pthread.h>
+
+/**
+ *  @brief _POSIX_Spinlock_Allocate
+ *
+ *  This function allocates a spinlock control block from
+ *  the inactive chain of free spinlock control blocks.
+ */
+RTEMS_INLINE_ROUTINE POSIX_Spinlock_Control *_POSIX_Spinlock_Allocate( void )
+{
+  return (POSIX_Spinlock_Control *) 
+    _Objects_Allocate( &_POSIX_Spinlock_Information );
+}
+
+/**
+ *  @brief _POSIX_Spinlock_Free
+ *
+ *  This routine frees a spinlock control block to the
+ *  inactive chain of free spinlock control blocks.
+ */
+RTEMS_INLINE_ROUTINE void _POSIX_Spinlock_Free (
+  POSIX_Spinlock_Control *the_spinlock
+)
+{
+  _Objects_Free( &_POSIX_Spinlock_Information, &the_spinlock->Object );
+}
+
+/**
+ *  @brief _POSIX_Spinlock_Get
+ *
+ *  This function maps spinlock IDs to spinlock control blocks.
+ *  If ID corresponds to a local spinlock, then it returns
+ *  the_spinlock control pointer which maps to ID and location
+ *  is set to OBJECTS_LOCAL.  if the spinlock ID is global and
+ *  resides on a remote node, then location is set to OBJECTS_REMOTE,
+ *  and the_spinlock is undefined.  Otherwise, location is set
+ *  to OBJECTS_ERROR and the_spinlock is undefined.
+ */
+RTEMS_INLINE_ROUTINE POSIX_Spinlock_Control *_POSIX_Spinlock_Get (
+  pthread_spinlock_t *spinlock,
+  Objects_Locations *location
+)
+{
+  return (POSIX_Spinlock_Control *) _Objects_Get(
+      &_POSIX_Spinlock_Information,
+      *((Objects_Id *)spinlock),
+      location
+  );
+}
+
+/**
+ *  @brief _POSIX_Spinlock_Is_null
+ *
+ *  This function returns TRUE if the_spinlock is NULL and FALSE otherwise.
+ */
+RTEMS_INLINE_ROUTINE boolean _POSIX_Spinlock_Is_null (
+  POSIX_Spinlock_Control *the_spinlock
+)
+{
+  return ( the_spinlock == NULL );
+}
+
+#endif
+/*  end of include file */
diff --git a/cpukit/posix/preinstall.am b/cpukit/posix/preinstall.am
index 2f7a86bca8..2782d196da 100644
--- a/cpukit/posix/preinstall.am
+++ b/cpukit/posix/preinstall.am
@@ -44,6 +44,10 @@ $(PROJECT_INCLUDE)/rtems/posix/$(dirstamp):
 	@: > $(PROJECT_INCLUDE)/rtems/posix/$(dirstamp)
 PREINSTALL_DIRS += $(PROJECT_INCLUDE)/rtems/posix/$(dirstamp)
 
+$(PROJECT_INCLUDE)/rtems/posix/barrier.h: include/rtems/posix/barrier.h $(PROJECT_INCLUDE)/rtems/posix/$(dirstamp)
+	$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/rtems/posix/barrier.h
+PREINSTALL_FILES += $(PROJECT_INCLUDE)/rtems/posix/barrier.h
+
 $(PROJECT_INCLUDE)/rtems/posix/cancel.h: include/rtems/posix/cancel.h $(PROJECT_INCLUDE)/rtems/posix/$(dirstamp)
 	$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/rtems/posix/cancel.h
 PREINSTALL_FILES += $(PROJECT_INCLUDE)/rtems/posix/cancel.h
@@ -84,10 +88,18 @@ $(PROJECT_INCLUDE)/rtems/posix/pthread.h: include/rtems/posix/pthread.h $(PROJEC
 	$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/rtems/posix/pthread.h
 PREINSTALL_FILES += $(PROJECT_INCLUDE)/rtems/posix/pthread.h
 
+$(PROJECT_INCLUDE)/rtems/posix/rwlock.h: include/rtems/posix/rwlock.h $(PROJECT_INCLUDE)/rtems/posix/$(dirstamp)
+	$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/rtems/posix/rwlock.h
+PREINSTALL_FILES += $(PROJECT_INCLUDE)/rtems/posix/rwlock.h
+
 $(PROJECT_INCLUDE)/rtems/posix/semaphore.h: include/rtems/posix/semaphore.h $(PROJECT_INCLUDE)/rtems/posix/$(dirstamp)
 	$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/rtems/posix/semaphore.h
 PREINSTALL_FILES += $(PROJECT_INCLUDE)/rtems/posix/semaphore.h
 
+$(PROJECT_INCLUDE)/rtems/posix/spinlock.h: include/rtems/posix/spinlock.h $(PROJECT_INCLUDE)/rtems/posix/$(dirstamp)
+	$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/rtems/posix/spinlock.h
+PREINSTALL_FILES += $(PROJECT_INCLUDE)/rtems/posix/spinlock.h
+
 $(PROJECT_INCLUDE)/rtems/posix/threadsup.h: include/rtems/posix/threadsup.h $(PROJECT_INCLUDE)/rtems/posix/$(dirstamp)
 	$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/rtems/posix/threadsup.h
 PREINSTALL_FILES += $(PROJECT_INCLUDE)/rtems/posix/threadsup.h
@@ -121,6 +133,11 @@ $(PROJECT_INCLUDE)/rtems/posix/semaphoremp.h: include/rtems/posix/semaphoremp.h
 	$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/rtems/posix/semaphoremp.h
 PREINSTALL_FILES += $(PROJECT_INCLUDE)/rtems/posix/semaphoremp.h
 endif
+
+$(PROJECT_INCLUDE)/rtems/posix/barrier.inl: inline/rtems/posix/barrier.inl $(PROJECT_INCLUDE)/rtems/posix/$(dirstamp)
+	$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/rtems/posix/barrier.inl
+PREINSTALL_FILES += $(PROJECT_INCLUDE)/rtems/posix/barrier.inl
+
 $(PROJECT_INCLUDE)/rtems/posix/cond.inl: inline/rtems/posix/cond.inl $(PROJECT_INCLUDE)/rtems/posix/$(dirstamp)
 	$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/rtems/posix/cond.inl
 PREINSTALL_FILES += $(PROJECT_INCLUDE)/rtems/posix/cond.inl
@@ -145,10 +162,18 @@ $(PROJECT_INCLUDE)/rtems/posix/priority.inl: inline/rtems/posix/priority.inl $(P
 	$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/rtems/posix/priority.inl
 PREINSTALL_FILES += $(PROJECT_INCLUDE)/rtems/posix/priority.inl
 
+$(PROJECT_INCLUDE)/rtems/posix/rwlock.inl: inline/rtems/posix/rwlock.inl $(PROJECT_INCLUDE)/rtems/posix/$(dirstamp)
+	$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/rtems/posix/rwlock.inl
+PREINSTALL_FILES += $(PROJECT_INCLUDE)/rtems/posix/rwlock.inl
+
 $(PROJECT_INCLUDE)/rtems/posix/semaphore.inl: inline/rtems/posix/semaphore.inl $(PROJECT_INCLUDE)/rtems/posix/$(dirstamp)
 	$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/rtems/posix/semaphore.inl
 PREINSTALL_FILES += $(PROJECT_INCLUDE)/rtems/posix/semaphore.inl
 
+$(PROJECT_INCLUDE)/rtems/posix/spinlock.inl: inline/rtems/posix/spinlock.inl $(PROJECT_INCLUDE)/rtems/posix/$(dirstamp)
+	$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/rtems/posix/spinlock.inl
+PREINSTALL_FILES += $(PROJECT_INCLUDE)/rtems/posix/spinlock.inl
+
 $(PROJECT_INCLUDE)/rtems/posix/timer.inl: inline/rtems/posix/timer.inl $(PROJECT_INCLUDE)/rtems/posix/$(dirstamp)
 	$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/rtems/posix/timer.inl
 PREINSTALL_FILES += $(PROJECT_INCLUDE)/rtems/posix/timer.inl
diff --git a/cpukit/posix/src/barrierattrdestroy.c b/cpukit/posix/src/barrierattrdestroy.c
new file mode 100644
index 0000000000..7b34b1c2ec
--- /dev/null
+++ b/cpukit/posix/src/barrierattrdestroy.c
@@ -0,0 +1,34 @@
+/*
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <pthread.h>
+#include <errno.h>
+
+#include <rtems/system.h>
+#include <rtems/score/object.h>
+#include <rtems/score/states.h>
+#include <rtems/score/watchdog.h>
+#include <rtems/posix/cond.h>
+#include <rtems/posix/time.h>
+#include <rtems/posix/mutex.h>
+
+/*PAGE
+ *
+ *  Barrier Initialization Attributes
+ */
+
+int pthread_barrierattr_destroy(
+  pthread_barrierattr_t *attr
+)
+{
+  if ( !attr || attr->is_initialized == FALSE )
+    return EINVAL;
+
+  attr->is_initialized = FALSE;
+  return 0;
+}
diff --git a/cpukit/posix/src/barrierattrgetpshared.c b/cpukit/posix/src/barrierattrgetpshared.c
new file mode 100644
index 0000000000..52fadb2d08
--- /dev/null
+++ b/cpukit/posix/src/barrierattrgetpshared.c
@@ -0,0 +1,30 @@
+/*
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <pthread.h>
+#include <errno.h>
+
+/*PAGE
+ *
+ *  Barrier Attributes Get Process Shared
+ */
+
+int pthread_barrierattr_getpshared(
+  const pthread_barrierattr_t *attr,
+  int                         *pshared
+)
+{
+  if ( !attr )
+    return EINVAL;
+
+  if ( !attr->is_initialized )
+    return EINVAL;
+
+  *pshared = attr->process_shared;
+  return 0;
+}
diff --git a/cpukit/posix/src/barrierattrinit.c b/cpukit/posix/src/barrierattrinit.c
new file mode 100644
index 0000000000..ec7a036cf4
--- /dev/null
+++ b/cpukit/posix/src/barrierattrinit.c
@@ -0,0 +1,29 @@
+/*
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <pthread.h>
+#include <errno.h>
+
+#include <rtems/system.h>
+
+/*PAGE
+ *
+ *  Barrier Attributes Initialization
+ */
+
+int pthread_barrierattr_init(
+  pthread_barrierattr_t *attr
+)
+{
+  if ( !attr )
+    return EINVAL;
+
+  attr->is_initialized = TRUE;
+  attr->process_shared = PTHREAD_PROCESS_PRIVATE;
+  return 0;
+}
diff --git a/cpukit/posix/src/barrierattrsetpshared.c b/cpukit/posix/src/barrierattrsetpshared.c
new file mode 100644
index 0000000000..e7d226ea1a
--- /dev/null
+++ b/cpukit/posix/src/barrierattrsetpshared.c
@@ -0,0 +1,37 @@
+/*
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <pthread.h>
+#include <errno.h>
+
+/*PAGE
+ *
+ *  Barrier Attributes Set Process Shared
+ */
+
+int pthread_barrierattr_setpshared(
+  pthread_barrierattr_t *attr,
+  int                    pshared
+)
+{
+  if ( !attr )
+    return EINVAL;
+
+  if ( !attr->is_initialized )
+    return EINVAL;
+
+  switch ( pshared ) {
+    case PTHREAD_PROCESS_SHARED:
+    case PTHREAD_PROCESS_PRIVATE:
+      attr->process_shared = pshared;
+      return 0;
+
+    default:
+      return EINVAL;
+  }
+}
diff --git a/cpukit/posix/src/pbarrier.c b/cpukit/posix/src/pbarrier.c
new file mode 100644
index 0000000000..1b1c285b09
--- /dev/null
+++ b/cpukit/posix/src/pbarrier.c
@@ -0,0 +1,60 @@
+/*
+ *  Barrier Manager
+ *
+ *  DESCRIPTION:
+ *
+ *  This package is the implementation of the Barrier Manager.
+ *
+ *  Directives provided are:
+ *
+ *     + create a barrier
+ *     + get an ID of a barrier
+ *     + delete a barrier
+ *     + acquire a barrier
+ *     + release a barrier
+ *
+ *  COPYRIGHT (c) 1989-2006.
+ *  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.com/license/LICENSE.
+ *
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <rtems/system.h>
+#include <rtems/posix/barrier.h>
+
+/**
+ *  @brief _POSIX_Barrier_Manager_initialization
+ *
+ *  Input parameters:
+ *    maximum_barriers - maximum configured barriers
+ *
+ *  Output parameters:  NONE
+ */
+
+void _POSIX_Barrier_Manager_initialization(
+  uint32_t   maximum_barriers
+)
+{
+  _Objects_Initialize_information(
+    &_POSIX_Barrier_Information,    /* object information table */
+    OBJECTS_POSIX_API,              /* object API */
+    OBJECTS_POSIX_BARRIERS,         /* object class */
+    maximum_barriers,               /* maximum objects of this class */
+    sizeof( POSIX_Barrier_Control ),/* size of this object's control block */
+    FALSE,                          /* TRUE if the name is a string */
+    0                               /* maximum length of an object name */
+#if defined(RTEMS_MULTIPROCESSING)
+    ,
+    FALSE,                         /* TRUE if this is a global object class */
+    NULL                           /* Proxy extraction support callout */
+#endif
+  );
+}
diff --git a/cpukit/posix/src/pbarrierdestroy.c b/cpukit/posix/src/pbarrierdestroy.c
new file mode 100644
index 0000000000..ed48e78b55
--- /dev/null
+++ b/cpukit/posix/src/pbarrierdestroy.c
@@ -0,0 +1,71 @@
+/*
+ *  POSIX Barrier Manager -- Destroy a Barrier
+ *
+ *  COPYRIGHT (c) 1989-2006.
+ *  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.com/license/LICENSE.
+ *
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <pthread.h>
+#include <errno.h>
+
+#include <rtems/system.h>
+#include <rtems/posix/barrier.h>
+
+/*
+ *  pthread_barrier_destroy
+ *
+ *  This directive allows a thread to delete a barrier specified by
+ *  the barrier id.  The barrier is freed back to the inactive
+ *  barrier chain.
+ *
+ *  Input parameters:
+ *    barrier - barrier id
+ *
+ *  Output parameters:
+ *    0           - if successful
+ *    error code  - if unsuccessful
+ */
+
+int pthread_barrier_destroy(
+  pthread_barrier_t *barrier
+)
+{
+  POSIX_Barrier_Control *the_barrier = NULL;
+  Objects_Locations      location;
+
+  if ( !barrier )
+    return EINVAL;
+
+  the_barrier = _POSIX_Barrier_Get( barrier, &location );
+  switch ( location ) {
+
+    case OBJECTS_REMOTE:
+    case OBJECTS_ERROR:
+      return EINVAL;
+
+    case OBJECTS_LOCAL:
+      if ( the_barrier->Barrier.number_of_waiting_threads != 0 ) {
+        _Thread_Enable_dispatch();
+        return EBUSY;
+      }
+
+      _Objects_Close( &_POSIX_Barrier_Information, &the_barrier->Object );
+
+      _POSIX_Barrier_Free( the_barrier );
+
+      _Thread_Enable_dispatch();
+      return 0;
+  }
+
+  return POSIX_BOTTOM_REACHED();
+}
diff --git a/cpukit/posix/src/pbarrierinit.c b/cpukit/posix/src/pbarrierinit.c
new file mode 100644
index 0000000000..408964cfed
--- /dev/null
+++ b/cpukit/posix/src/pbarrierinit.c
@@ -0,0 +1,94 @@
+/*
+ *  POSIX Barrier Manager -- Initialize a Barrier Instance
+ *
+ *  COPYRIGHT (c) 1989-2006.
+ *  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.com/license/LICENSE.
+ *
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <pthread.h>
+#include <errno.h>
+
+#include <rtems/system.h>
+#include <rtems/posix/barrier.h>
+
+/*
+ *  pthread_barrier_init
+ *
+ *  This directive creates a barrier.  A barrier id is returned.
+ *
+ *  Input parameters:
+ *    barrier          - pointer to barrier id
+ *    attr             - barrier attributes
+ *    count            - number of threads before automatic release
+ *
+ *  Output parameters:
+ *    barrier     - barrier id
+ *    0           - if successful
+ *    error code  - if unsuccessful
+ */
+
+int pthread_barrier_init(
+  pthread_barrier_t           *barrier,
+  const pthread_barrierattr_t *attr,
+  unsigned int                 count
+)
+{
+  POSIX_Barrier_Control   *the_barrier;
+  CORE_barrier_Attributes  the_attributes;
+  
+
+  if ( !barrier )
+    return EINVAL;
+
+  if ( count == 0 )
+    return EINVAL;
+
+  if ( !attr )
+    return EINVAL;
+
+  if ( !attr->is_initialized )
+    return EINVAL;
+
+  switch ( attr->process_shared ) {
+    case PTHREAD_PROCESS_PRIVATE:    /* only supported values */
+      break;
+    case PTHREAD_PROCESS_SHARED:
+    default:
+      return EINVAL;
+  }
+
+  the_attributes.discipline    = CORE_BARRIER_AUTOMATIC_RELEASE;
+  the_attributes.maximum_count = count;
+
+  _Thread_Disable_dispatch();             /* prevents deletion */
+
+  the_barrier = _POSIX_Barrier_Allocate();
+
+  if ( !the_barrier ) {
+    _Thread_Enable_dispatch();
+    return EAGAIN;
+  }
+
+  _CORE_barrier_Initialize( &the_barrier->Barrier, &the_attributes );
+
+  _Objects_Open(
+    &_POSIX_Barrier_Information,
+    &the_barrier->Object,
+    0
+  );
+
+  *barrier = the_barrier->Object.id;
+
+  _Thread_Enable_dispatch();
+  return 0;
+}
diff --git a/cpukit/posix/src/pbarriertranslatereturncode.c b/cpukit/posix/src/pbarriertranslatereturncode.c
new file mode 100644
index 0000000000..d7dc607bc3
--- /dev/null
+++ b/cpukit/posix/src/pbarriertranslatereturncode.c
@@ -0,0 +1,51 @@
+/*
+ *  Barrier Manager -- Translate SuperCore Status
+ *
+ *  COPYRIGHT (c) 1989-2006.
+ *  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.com/license/LICENSE.
+ *
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <pthread.h>
+#include <errno.h>
+
+#include <rtems/system.h>
+#include <rtems/posix/barrier.h>
+
+/*
+ *  _POSIX_Barrier_Translate_core_barrier_return_code
+ *
+ *  Input parameters:
+ *    the_barrier_status - barrier status code to translate
+ *
+ *  Output parameters:
+ *    status code - translated POSIX status code
+ *
+ */
+
+static int _POSIX_Barrier_Return_codes[] = {
+  0,                        /* CORE_BARRIER_STATUS_SUCCESSFUL */
+  PTHREAD_BARRIER_SERIAL_THREAD,
+                            /* CORE_BARRIER_STATUS_AUTOMATICALLY_RELEASED */
+  -1,                       /* CORE_BARRIER_WAS_DELETED */
+  0                         /* CORE_BARRIER_TIMEOUT */
+};
+
+
+int _POSIX_Barrier_Translate_core_barrier_return_code(
+  CORE_barrier_Status  the_barrier_status
+)
+{
+  if ( the_barrier_status <= CORE_BARRIER_TIMEOUT )
+    return _POSIX_Barrier_Return_codes[the_barrier_status];
+  return POSIX_BOTTOM_REACHED();
+}
diff --git a/cpukit/posix/src/pbarrierwait.c b/cpukit/posix/src/pbarrierwait.c
new file mode 100644
index 0000000000..8856274fe6
--- /dev/null
+++ b/cpukit/posix/src/pbarrierwait.c
@@ -0,0 +1,68 @@
+/*
+ *  POSIX Barrier Manager -- Wait at a Barrier
+ *
+ *  COPYRIGHT (c) 1989-2006.
+ *  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.com/license/LICENSE.
+ *
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <pthread.h>
+#include <errno.h>
+
+#include <rtems/system.h>
+#include <rtems/posix/barrier.h>
+
+/*
+ *  pthread_barrier_wait
+ *
+ *  This directive allows a thread to wait at a barrier.
+ *
+ *  Input parameters:
+ *    barrier    - barrier id
+ *
+ *  Output parameters:
+ *    0                             - if successful
+ *    PTHREAD_BARRIER_SERIAL_THREAD - if successful
+ *    error code                    - if unsuccessful
+ */
+
+int pthread_barrier_wait(
+  pthread_barrier_t *barrier
+)
+{
+  POSIX_Barrier_Control   *the_barrier = NULL;
+  Objects_Locations        location;
+
+  if ( !barrier )
+    return EINVAL;
+
+  the_barrier = _POSIX_Barrier_Get( barrier, &location );
+  switch ( location ) {
+    case OBJECTS_REMOTE:
+    case OBJECTS_ERROR:
+      return EINVAL;
+
+    case OBJECTS_LOCAL:
+      _CORE_barrier_Wait(
+        &the_barrier->Barrier,
+        the_barrier->Object.id,
+        TRUE,
+        0,
+        NULL
+      );
+      _Thread_Enable_dispatch();
+      return _POSIX_Barrier_Translate_core_barrier_return_code(
+                _Thread_Executing->Wait.return_code );
+
+  }
+  return POSIX_BOTTOM_REACHED();
+}
diff --git a/cpukit/posix/src/prwlock.c b/cpukit/posix/src/prwlock.c
new file mode 100644
index 0000000000..37197a88b0
--- /dev/null
+++ b/cpukit/posix/src/prwlock.c
@@ -0,0 +1,48 @@
+/*
+ *  RWLock Manager -- Initialization
+ *
+ *  COPYRIGHT (c) 1989-2006.
+ *  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.com/license/LICENSE.
+ *
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <rtems/system.h>
+#include <rtems/posix/rwlock.h>
+
+/**
+ *  @brief _POSIX_RWLock_Manager_initialization
+ *
+ *  Input parameters:
+ *    maximum_rwlocks - maximum configured rwlocks
+ *
+ *  Output parameters:  NONE
+ */
+
+void _POSIX_RWLock_Manager_initialization(
+  uint32_t   maximum_rwlocks
+)
+{
+  _Objects_Initialize_information(
+    &_POSIX_RWLock_Information,     /* object information table */
+    OBJECTS_POSIX_API,              /* object API */
+    OBJECTS_POSIX_SPINLOCKS,        /* object class */
+    maximum_rwlocks,                /* maximum objects of this class */
+    sizeof( POSIX_RWLock_Control ), /* size of this object's control block */
+    FALSE,                          /* TRUE if the name is a string */
+    0                               /* maximum length of an object name */
+#if defined(RTEMS_MULTIPROCESSING)
+    ,
+    FALSE,                         /* TRUE if this is a global object class */
+    NULL                           /* Proxy extraction support callout */
+#endif
+  );
+}
diff --git a/cpukit/posix/src/prwlockdestroy.c b/cpukit/posix/src/prwlockdestroy.c
new file mode 100644
index 0000000000..6ba858d1d9
--- /dev/null
+++ b/cpukit/posix/src/prwlockdestroy.c
@@ -0,0 +1,73 @@
+/*
+ *  POSIX RWLock Manager -- Destroy a RWLock
+ *
+ *  COPYRIGHT (c) 1989-2006.
+ *  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.com/license/LICENSE.
+ *
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <pthread.h>
+#include <errno.h>
+
+#include <rtems/system.h>
+#include <rtems/posix/rwlock.h>
+
+/*
+ *  pthread_rwlock_destroy
+ *
+ *  This directive allows a thread to delete a rwlock specified by
+ *  the rwlock id.  The rwlock is freed back to the inactive
+ *  rwlock chain.
+ *
+ *  Input parameters:
+ *    rwlock - rwlock id
+ *
+ *  Output parameters:
+ *    0           - if successful
+ *    error code  - if unsuccessful
+ */
+
+int pthread_rwlock_destroy(
+  pthread_rwlock_t *rwlock
+)
+{
+  POSIX_RWLock_Control *the_rwlock = NULL;
+  Objects_Locations      location;
+
+  if ( !rwlock )
+    return EINVAL;
+
+  the_rwlock = _POSIX_RWLock_Get( rwlock, &location );
+  switch ( location ) {
+
+    case OBJECTS_REMOTE:
+    case OBJECTS_ERROR:
+      return EINVAL;
+
+    case OBJECTS_LOCAL:
+#if 0
+      if ( the_rwlock->RWLock.number_of_waiting_threads != 0 ) {
+        _Thread_Enable_dispatch();
+        return EBUSY;
+      }
+#endif
+
+      _Objects_Close( &_POSIX_RWLock_Information, &the_rwlock->Object );
+
+      _POSIX_RWLock_Free( the_rwlock );
+
+      _Thread_Enable_dispatch();
+      return 0;
+  }
+
+  return POSIX_BOTTOM_REACHED();
+}
diff --git a/cpukit/posix/src/prwlockinit.c b/cpukit/posix/src/prwlockinit.c
new file mode 100644
index 0000000000..6d6fe1a2c4
--- /dev/null
+++ b/cpukit/posix/src/prwlockinit.c
@@ -0,0 +1,90 @@
+/*
+ *  POSIX RWLock Manager -- Destroy a RWLock Instance
+ *
+ *  COPYRIGHT (c) 1989-2006.
+ *  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.com/license/LICENSE.
+ *
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <pthread.h>
+#include <errno.h>
+
+#include <rtems/system.h>
+#include <rtems/posix/rwlock.h>
+
+/*
+ *  pthread_rwlock_init
+ *
+ *  This directive creates a rwlock.  A rwlock id is returned.
+ *
+ *  Input parameters:
+ *    rwlock          - pointer to rwlock id
+ *    attr            - rwlock attributes
+ *
+ *  Output parameters:
+ *    rwlock     - rwlock id
+ *    0          - if successful
+ *    error code - if unsuccessful
+ */
+
+int pthread_rwlock_init(
+  pthread_rwlock_t           *rwlock,
+  const pthread_rwlockattr_t *attr
+)
+{
+  POSIX_RWLock_Control   *the_rwlock;
+  CORE_RWLock_Attributes  the_attributes;
+  
+
+  if ( !rwlock )
+    return EINVAL;
+
+  if ( !attr )
+    return EINVAL;
+
+  if ( !attr->is_initialized )
+    return EINVAL;
+
+  switch ( attr->process_shared ) {
+    case PTHREAD_PROCESS_PRIVATE:    /* only supported values */
+      break;
+    case PTHREAD_PROCESS_SHARED:
+    default:
+      return EINVAL;
+  }
+
+/*
+  the_attributes.discipline    = CORE_RWLOCK_AUTOMATIC_RELEASE;
+*/
+
+  _Thread_Disable_dispatch();             /* prevents deletion */
+
+  the_rwlock = _POSIX_RWLock_Allocate();
+
+  if ( !the_rwlock ) {
+    _Thread_Enable_dispatch();
+    return EAGAIN;
+  }
+
+  _CORE_RWLock_Initialize( &the_rwlock->RWLock, &the_attributes );
+
+  _Objects_Open(
+    &_POSIX_RWLock_Information,
+    &the_rwlock->Object,
+    0
+  );
+
+  *rwlock = the_rwlock->Object.id;
+
+  _Thread_Enable_dispatch();
+  return 0;
+}
diff --git a/cpukit/posix/src/prwlockrdlock.c b/cpukit/posix/src/prwlockrdlock.c
new file mode 100644
index 0000000000..adc5130181
--- /dev/null
+++ b/cpukit/posix/src/prwlockrdlock.c
@@ -0,0 +1,71 @@
+/*
+ *  POSIX RWLock Manager -- Obtain a Read Lock on a RWLock Instance
+ *
+ *  COPYRIGHT (c) 1989-2006.
+ *  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.com/license/LICENSE.
+ *
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <pthread.h>
+#include <errno.h>
+
+#include <rtems/system.h>
+#include <rtems/posix/rwlock.h>
+
+/*
+ *  pthread_rwlock_rdlock
+ *
+ *  This directive attempts to obtain a read only lock on an rwlock instance.
+ *
+ *  Input parameters:
+ *    rwlock          - pointer to rwlock id
+ *
+ *  Output parameters:
+ *    0          - if successful
+ *    error code - if unsuccessful
+ */
+
+int pthread_rwlock_rdlock(
+  pthread_rwlock_t  *rwlock
+)
+{
+  POSIX_RWLock_Control  *the_rwlock;
+  Objects_Locations      location;
+  
+  if ( !rwlock )
+    return EINVAL;
+
+  the_rwlock = _POSIX_RWLock_Get( rwlock, &location );
+  switch ( location ) {
+
+    case OBJECTS_REMOTE:
+    case OBJECTS_ERROR:
+      return EINVAL;
+
+    case OBJECTS_LOCAL:
+
+      _CORE_RWLock_Obtain_for_reading(
+	&the_rwlock->RWLock,
+	*rwlock,
+	TRUE,                 // we are willing to wait forever
+	0,
+	NULL
+      );
+
+      _Thread_Enable_dispatch();
+      return _POSIX_RWLock_Translate_core_RWLock_return_code(
+        (CORE_RWLock_Status) _Thread_Executing->Wait.return_code
+      );
+  }
+
+  return POSIX_BOTTOM_REACHED();
+}
diff --git a/cpukit/posix/src/prwlocktimedrdlock.c b/cpukit/posix/src/prwlocktimedrdlock.c
new file mode 100644
index 0000000000..2e9d578018
--- /dev/null
+++ b/cpukit/posix/src/prwlocktimedrdlock.c
@@ -0,0 +1,79 @@
+/*
+ *  POSIX RWLock Manager -- Attempt to Obtain a Read Lock on a RWLock Instance
+ *
+ *  COPYRIGHT (c) 1989-2006.
+ *  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.com/license/LICENSE.
+ *
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <pthread.h>
+#include <errno.h>
+
+#include <rtems/system.h>
+#include <rtems/posix/rwlock.h>
+#include <rtems/posix/time.h>
+
+/*
+ *  pthread_rwlock_timedrdlock
+ *
+ *  This directive attempts to obtain a read only lock on an rwlock instance.
+ *
+ *  Input parameters:
+ *    rwlock          - pointer to rwlock id
+ *
+ *  Output parameters:
+ *    0          - if successful
+ *    error code - if unsuccessful
+ */
+
+int pthread_rwlock_timedrdlock(
+  pthread_rwlock_t      *rwlock,
+  const struct timespec *abstime
+)
+{
+  POSIX_RWLock_Control  *the_rwlock;
+  Objects_Locations      location;
+  Watchdog_Interval      ticks;
+  int                    status;
+  
+  if ( !rwlock )
+    return EINVAL;
+
+  status = _POSIX_Absolute_timeout_to_ticks( abstime, &ticks );
+  if ( !status )
+    return status;
+
+  the_rwlock = _POSIX_RWLock_Get( rwlock, &location );
+  switch ( location ) {
+
+    case OBJECTS_REMOTE:
+    case OBJECTS_ERROR:
+      return EINVAL;
+
+    case OBJECTS_LOCAL:
+
+      _CORE_RWLock_Obtain_for_reading(
+	&the_rwlock->RWLock,
+	*rwlock,
+	TRUE,                   // we are willing to wait up to ticks
+	ticks,
+	NULL
+      );
+
+      _Thread_Enable_dispatch();
+      return _POSIX_RWLock_Translate_core_RWLock_return_code(
+        (CORE_RWLock_Status) _Thread_Executing->Wait.return_code
+      );
+  }
+
+  return POSIX_BOTTOM_REACHED();
+}
diff --git a/cpukit/posix/src/prwlocktimedwrlock.c b/cpukit/posix/src/prwlocktimedwrlock.c
new file mode 100644
index 0000000000..5a5253ad02
--- /dev/null
+++ b/cpukit/posix/src/prwlocktimedwrlock.c
@@ -0,0 +1,79 @@
+/*
+ *  POSIX RWLock Manager -- Attempt to Obtain a Write Lock on a RWLock Instance
+ *
+ *  COPYRIGHT (c) 1989-2006.
+ *  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.com/license/LICENSE.
+ *
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <pthread.h>
+#include <errno.h>
+
+#include <rtems/system.h>
+#include <rtems/posix/rwlock.h>
+#include <rtems/posix/time.h>
+
+/*
+ *  pthread_rwlock_timedwrlock
+ *
+ *  This directive attempts to obtain a write only lock on an rwlock instance.
+ *
+ *  Input parameters:
+ *    rwlock          - pointer to rwlock id
+ *
+ *  Output parameters:
+ *    0          - if successful
+ *    error code - if unsuccessful
+ */
+
+int pthread_rwlock_timedwrlock(
+  pthread_rwlock_t      *rwlock,
+  const struct timespec *abstime
+)
+{
+  POSIX_RWLock_Control  *the_rwlock;
+  Objects_Locations      location;
+  int                    status;
+  Watchdog_Interval      ticks;
+
+  if ( !rwlock )
+    return EINVAL;
+
+  status = _POSIX_Absolute_timeout_to_ticks( abstime, &ticks );
+  if ( !status )
+    return status;
+
+  the_rwlock = _POSIX_RWLock_Get( rwlock, &location );
+  switch ( location ) {
+
+    case OBJECTS_REMOTE:
+    case OBJECTS_ERROR:
+      return EINVAL;
+
+    case OBJECTS_LOCAL:
+
+      _CORE_RWLock_Obtain_for_writing(
+	&the_rwlock->RWLock,
+	*rwlock,
+	TRUE,                 // we are willing to wait up to ticks
+	ticks,
+	NULL
+      );
+
+      _Thread_Enable_dispatch();
+      return _POSIX_RWLock_Translate_core_RWLock_return_code(
+        (CORE_RWLock_Status) _Thread_Executing->Wait.return_code
+      );
+  }
+
+  return POSIX_BOTTOM_REACHED();
+}
diff --git a/cpukit/posix/src/prwlocktranslatereturncode.c b/cpukit/posix/src/prwlocktranslatereturncode.c
new file mode 100644
index 0000000000..5919643e4c
--- /dev/null
+++ b/cpukit/posix/src/prwlocktranslatereturncode.c
@@ -0,0 +1,51 @@
+/*
+ *  RWLock Manager -- Translate SuperCore Status
+ *
+ *  COPYRIGHT (c) 1989-2006.
+ *  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.com/license/LICENSE.
+ *
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <pthread.h>
+#include <errno.h>
+
+#include <rtems/system.h>
+#include <rtems/posix/rwlock.h>
+
+/*
+ *  _POSIX_RWLock_Translate_core_rwlock_return_code
+ *
+ *  Input parameters:
+ *    the_rwlock_status - rwlock status code to translate
+ *
+ *  Output parameters:
+ *    status code - translated POSIX status code
+ *
+ */
+
+/* XXX fix me */
+static int _POSIX_RWLock_Return_codes[] = {
+  0,                        /* CORE_RWLOCK_SUCCESSFUL */
+  EINVAL,                   /* CORE_RWLOCK_DELETED */
+  EBUSY,                    /* CORE_RWLOCK_UNAVAILABLE */
+  ETIMEDOUT,                /* CORE_RWLOCK_TIMEOUT */
+};
+
+
+int _POSIX_RWLock_Translate_core_RWLock_return_code(
+  CORE_RWLock_Status  the_rwlock_status
+)
+{
+  if ( the_rwlock_status <= CORE_RWLOCK_STATUS_LAST )
+    return _POSIX_RWLock_Return_codes[the_rwlock_status];
+  return POSIX_BOTTOM_REACHED();
+}
diff --git a/cpukit/posix/src/prwlocktryrdlock.c b/cpukit/posix/src/prwlocktryrdlock.c
new file mode 100644
index 0000000000..9d988dd7f2
--- /dev/null
+++ b/cpukit/posix/src/prwlocktryrdlock.c
@@ -0,0 +1,72 @@
+/*
+ *  POSIX RWLock Manager -- Attempt to Obtain a Read Lock on a RWLock Instance
+ *
+ *  COPYRIGHT (c) 1989-2006.
+ *  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.com/license/LICENSE.
+ *
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <pthread.h>
+#include <errno.h>
+
+#include <rtems/system.h>
+#include <rtems/posix/rwlock.h>
+
+/*
+ *  pthread_rwlock_tryrdlock
+ *
+ *  This directive attempts to obtain a read only lock on an rwlock instance.
+ *
+ *  Input parameters:
+ *    rwlock          - pointer to rwlock id
+ *
+ *  Output parameters:
+ *    0          - if successful
+ *    error code - if unsuccessful
+ */
+
+int pthread_rwlock_tryrdlock(
+  pthread_rwlock_t  *rwlock
+)
+{
+  POSIX_RWLock_Control  *the_rwlock;
+  Objects_Locations      location;
+  
+  if ( !rwlock )
+    return EINVAL;
+
+  the_rwlock = _POSIX_RWLock_Get( rwlock, &location );
+  switch ( location ) {
+
+    case OBJECTS_REMOTE:
+    case OBJECTS_ERROR:
+      return EINVAL;
+
+    case OBJECTS_LOCAL:
+
+      _CORE_RWLock_Obtain_for_reading(
+	&the_rwlock->RWLock,
+	*rwlock,
+	FALSE,                  // do not wait for the rwlock
+	0,
+	NULL
+      );
+
+
+      _Thread_Enable_dispatch();
+      return _POSIX_RWLock_Translate_core_RWLock_return_code(
+        (CORE_RWLock_Status) _Thread_Executing->Wait.return_code
+      );
+  }
+
+  return POSIX_BOTTOM_REACHED();
+}
diff --git a/cpukit/posix/src/prwlocktrywrlock.c b/cpukit/posix/src/prwlocktrywrlock.c
new file mode 100644
index 0000000000..861a448447
--- /dev/null
+++ b/cpukit/posix/src/prwlocktrywrlock.c
@@ -0,0 +1,71 @@
+/*
+ *  POSIX RWLock Manager -- Attempt to Obtain a Write Lock on a RWLock Instance
+ *
+ *  COPYRIGHT (c) 1989-2006.
+ *  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.com/license/LICENSE.
+ *
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <pthread.h>
+#include <errno.h>
+
+#include <rtems/system.h>
+#include <rtems/posix/rwlock.h>
+
+/*
+ *  pthread_rwlock_trywrlock
+ *
+ *  This directive attempts to obtain a Write only lock on an rwlock instance.
+ *
+ *  Input parameters:
+ *    rwlock          - pointer to rwlock id
+ *
+ *  Output parameters:
+ *    0          - if successful
+ *    error code - if unsuccessful
+ */
+
+int pthread_rwlock_trywrlock(
+  pthread_rwlock_t  *rwlock
+)
+{
+  POSIX_RWLock_Control  *the_rwlock;
+  Objects_Locations      location;
+  
+  if ( !rwlock )
+    return EINVAL;
+
+  the_rwlock = _POSIX_RWLock_Get( rwlock, &location );
+  switch ( location ) {
+
+    case OBJECTS_REMOTE:
+    case OBJECTS_ERROR:
+      return EINVAL;
+
+    case OBJECTS_LOCAL:
+
+      _CORE_RWLock_Obtain_for_writing(
+	&the_rwlock->RWLock,
+	*rwlock,
+	FALSE,                 // we are not willing to wait
+	0,
+	NULL
+      );
+
+      _Thread_Enable_dispatch();
+      return _POSIX_RWLock_Translate_core_RWLock_return_code(
+        (CORE_RWLock_Status) _Thread_Executing->Wait.return_code
+      );
+  }
+
+  return POSIX_BOTTOM_REACHED();
+}
diff --git a/cpukit/posix/src/prwlockunlock.c b/cpukit/posix/src/prwlockunlock.c
new file mode 100644
index 0000000000..99f971ab17
--- /dev/null
+++ b/cpukit/posix/src/prwlockunlock.c
@@ -0,0 +1,63 @@
+/*
+ *  POSIX RWLock Manager -- Release a lock held on a RWLock Instance
+ *
+ *  COPYRIGHT (c) 1989-2006.
+ *  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.com/license/LICENSE.
+ *
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <pthread.h>
+#include <errno.h>
+
+#include <rtems/system.h>
+#include <rtems/posix/rwlock.h>
+
+/*
+ *  pthread_rwlock_unlock
+ *
+ *  This directive attempts to release a lock on an RWLock.
+ *
+ *  Input parameters:
+ *    rwlock          - pointer to rwlock id
+ *
+ *  Output parameters:
+ *    0          - if successful
+ *    error code - if unsuccessful
+ */
+
+int pthread_rwlock_unlock(
+  pthread_rwlock_t  *rwlock
+)
+{
+  POSIX_RWLock_Control  *the_rwlock;
+  Objects_Locations      location;
+  
+  if ( !rwlock )
+    return EINVAL;
+
+  the_rwlock = _POSIX_RWLock_Get( rwlock, &location );
+  switch ( location ) {
+
+    case OBJECTS_REMOTE:
+    case OBJECTS_ERROR:
+      return EINVAL;
+
+    case OBJECTS_LOCAL:
+
+      /* XXX */
+
+      _Thread_Enable_dispatch();
+      return 0;
+  }
+
+  return POSIX_BOTTOM_REACHED();
+}
diff --git a/cpukit/posix/src/prwlockwrlock.c b/cpukit/posix/src/prwlockwrlock.c
new file mode 100644
index 0000000000..dfacd90a30
--- /dev/null
+++ b/cpukit/posix/src/prwlockwrlock.c
@@ -0,0 +1,71 @@
+/*
+ *  POSIX RWLock Manager -- Obtain a Write Lock on a RWLock Instance
+ *
+ *  COPYRIGHT (c) 1989-2006.
+ *  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.com/license/LICENSE.
+ *
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <pthread.h>
+#include <errno.h>
+
+#include <rtems/system.h>
+#include <rtems/posix/rwlock.h>
+
+/*
+ *  pthread_rwlock_wrlock
+ *
+ *  This directive attempts to obtain a write only lock on an rwlock instance.
+ *
+ *  Input parameters:
+ *    rwlock          - pointer to rwlock id
+ *
+ *  Output parameters:
+ *    0          - if successful
+ *    error code - if unsuccessful
+ */
+
+int pthread_rwlock_wrlock(
+  pthread_rwlock_t  *rwlock
+)
+{
+  POSIX_RWLock_Control  *the_rwlock;
+  Objects_Locations      location;
+  
+  if ( !rwlock )
+    return EINVAL;
+
+  the_rwlock = _POSIX_RWLock_Get( rwlock, &location );
+  switch ( location ) {
+
+    case OBJECTS_REMOTE:
+    case OBJECTS_ERROR:
+      return EINVAL;
+
+    case OBJECTS_LOCAL:
+
+      _CORE_RWLock_Obtain_for_writing(
+	&the_rwlock->RWLock,
+	*rwlock,
+	FALSE,          /* do not timeout -- wait forever */
+	0,
+	NULL
+      );
+
+      _Thread_Enable_dispatch();
+      return _POSIX_RWLock_Translate_core_RWLock_return_code(
+        (CORE_RWLock_Status) _Thread_Executing->Wait.return_code
+      );
+  }
+
+  return POSIX_BOTTOM_REACHED();
+}
diff --git a/cpukit/posix/src/pspin.c b/cpukit/posix/src/pspin.c
new file mode 100644
index 0000000000..4a1379de27
--- /dev/null
+++ b/cpukit/posix/src/pspin.c
@@ -0,0 +1,60 @@
+/*
+ *  Spinlock Manager
+ *
+ *  DESCRIPTION:
+ *
+ *  This package is the implementation of the Spinlock Manager.
+ *
+ *  Directives provided are:
+ *
+ *     + create a spinlock
+ *     + get an ID of a spinlock
+ *     + delete a spinlock
+ *     + acquire a spinlock
+ *     + release a spinlock
+ *
+ *  COPYRIGHT (c) 1989-2006.
+ *  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.com/license/LICENSE.
+ *
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <rtems/system.h>
+#include <rtems/posix/spinlock.h>
+
+/**
+ *  @brief _POSIX_Spinlock_Manager_initialization
+ *
+ *  Input parameters:
+ *    maximum_spinlocks - maximum configured spinlocks
+ *
+ *  Output parameters:  NONE
+ */
+
+void _POSIX_Spinlock_Manager_initialization(
+  uint32_t   maximum_spinlocks
+)
+{
+  _Objects_Initialize_information(
+    &_POSIX_Spinlock_Information,    /* object information table */
+    OBJECTS_POSIX_API,              /* object API */
+    OBJECTS_POSIX_SPINLOCKS,         /* object class */
+    maximum_spinlocks,               /* maximum objects of this class */
+    sizeof( POSIX_Spinlock_Control ),/* size of this object's control block */
+    FALSE,                          /* TRUE if the name is a string */
+    0                               /* maximum length of an object name */
+#if defined(RTEMS_MULTIPROCESSING)
+    ,
+    FALSE,                         /* TRUE if this is a global object class */
+    NULL                           /* Proxy extraction support callout */
+#endif
+  );
+}
diff --git a/cpukit/posix/src/pspindestroy.c b/cpukit/posix/src/pspindestroy.c
new file mode 100644
index 0000000000..fb5d8cc738
--- /dev/null
+++ b/cpukit/posix/src/pspindestroy.c
@@ -0,0 +1,71 @@
+/*
+ *  POSIX Spinlock Manager -- Destroy a Spinlock
+ *
+ *  COPYRIGHT (c) 1989-2006.
+ *  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.com/license/LICENSE.
+ *
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <pthread.h>
+#include <errno.h>
+
+#include <rtems/system.h>
+#include <rtems/posix/spinlock.h>
+
+/*
+ *  pthread_spin_destroy
+ *
+ *  This directive allows a thread to delete a spinlock specified by
+ *  the spinlock id.  The spinlock is freed back to the inactive
+ *  spinlock chain.
+ *
+ *  Input parameters:
+ *    spinlock - spinlock id
+ *
+ *  Output parameters:
+ *    0           - if successful
+ *    error code  - if unsuccessful
+ */
+
+int pthread_spin_destroy(
+  pthread_spinlock_t *spinlock
+)
+{
+  POSIX_Spinlock_Control *the_spinlock = NULL;
+  Objects_Locations      location;
+
+  if ( !spinlock )
+    return EINVAL;
+
+  the_spinlock = _POSIX_Spinlock_Get( spinlock, &location );
+  switch ( location ) {
+
+    case OBJECTS_REMOTE:
+    case OBJECTS_ERROR:
+      return EINVAL;
+
+    case OBJECTS_LOCAL:
+      if ( _CORE_spinlock_Is_busy( &the_spinlock->Spinlock ) ) {
+        _Thread_Enable_dispatch();
+        return EBUSY;
+      }
+
+      _Objects_Close( &_POSIX_Spinlock_Information, &the_spinlock->Object );
+
+      _POSIX_Spinlock_Free( the_spinlock );
+
+      _Thread_Enable_dispatch();
+      return 0;
+  }
+
+  return POSIX_BOTTOM_REACHED();
+}
diff --git a/cpukit/posix/src/pspininit.c b/cpukit/posix/src/pspininit.c
new file mode 100644
index 0000000000..d7eb39a485
--- /dev/null
+++ b/cpukit/posix/src/pspininit.c
@@ -0,0 +1,80 @@
+/*
+ *  POSIX Spinlock Manager -- Initialize a Spinlock Instance
+ *
+ *  COPYRIGHT (c) 1989-2006.
+ *  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.com/license/LICENSE.
+ *
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <pthread.h>
+#include <errno.h>
+
+#include <rtems/system.h>
+#include <rtems/posix/spinlock.h>
+
+/*
+ *  pthread_spinlock_init
+ *
+ *  This directive creates a spinlock.  A spinlock id is returned.
+ *
+ *  Input parameters:
+ *    spinlock         - pointer to spinlock id
+ *    pshared          - is this spinlock shared between processes
+ *
+ *  Output parameters:
+ *    spinlock     - spinlock id
+ *    0           - if successful
+ *    error code  - if unsuccessful
+ */
+
+int pthread_spin_init(
+  pthread_spinlock_t  *spinlock,
+  int                  pshared
+)
+{
+  POSIX_Spinlock_Control   *the_spinlock;
+  CORE_spinlock_Attributes  attributes;
+  
+
+  if ( !spinlock )
+    return EINVAL;
+
+  switch ( pshared ) {
+    case PTHREAD_PROCESS_PRIVATE:    /* only supported values */
+      break;
+    case PTHREAD_PROCESS_SHARED:
+    default:
+      return EINVAL;
+  }
+
+  _Thread_Disable_dispatch();             /* prevents deletion */
+
+  the_spinlock = _POSIX_Spinlock_Allocate();
+
+  if ( !the_spinlock ) {
+    _Thread_Enable_dispatch();
+    return EAGAIN;
+  }
+
+  _CORE_spinlock_Initialize( &the_spinlock->Spinlock, &attributes );
+
+  _Objects_Open(
+    &_POSIX_Spinlock_Information,
+    &the_spinlock->Object,
+    0
+  );
+
+  *spinlock = the_spinlock->Object.id;
+
+  _Thread_Enable_dispatch();
+  return 0;
+}
diff --git a/cpukit/posix/src/pspinlock.c b/cpukit/posix/src/pspinlock.c
new file mode 100644
index 0000000000..9888b43c32
--- /dev/null
+++ b/cpukit/posix/src/pspinlock.c
@@ -0,0 +1,60 @@
+/*
+ *  POSIX Spinlock Manager -- Wait at a Spinlock
+ *
+ *  COPYRIGHT (c) 1989-2006.
+ *  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.com/license/LICENSE.
+ *
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <pthread.h>
+#include <errno.h>
+
+#include <rtems/system.h>
+#include <rtems/posix/spinlock.h>
+
+/*
+ *  pthread_spin_lock
+ *
+ *  This directive allows a thread to wait at a spinlock.
+ *
+ *  Input parameters:
+ *    spinlock    - spinlock id
+ *
+ *  Output parameters:
+ *    0          - if successful
+ *    error code - if unsuccessful
+ */
+
+int pthread_spin_lock(
+  pthread_spinlock_t *spinlock
+)
+{
+  POSIX_Spinlock_Control  *the_spinlock = NULL;
+  Objects_Locations        location;
+  CORE_spinlock_Status     status;
+
+  if ( !spinlock )
+    return EINVAL;
+
+  the_spinlock = _POSIX_Spinlock_Get( spinlock, &location );
+  switch ( location ) {
+    case OBJECTS_REMOTE:
+    case OBJECTS_ERROR:
+      return EINVAL;
+
+    case OBJECTS_LOCAL:
+      status = _CORE_spinlock_Wait( &the_spinlock->Spinlock, TRUE, 0 );
+      _Thread_Enable_dispatch();
+      return _POSIX_Spinlock_Translate_core_spinlock_return_code( status );
+  }
+  return POSIX_BOTTOM_REACHED();
+}
diff --git a/cpukit/posix/src/pspinlocktranslatereturncode.c b/cpukit/posix/src/pspinlocktranslatereturncode.c
new file mode 100644
index 0000000000..0f72096c5a
--- /dev/null
+++ b/cpukit/posix/src/pspinlocktranslatereturncode.c
@@ -0,0 +1,53 @@
+/*
+ *  Spinlock Manager -- Translate SuperCore Status
+ *
+ *  COPYRIGHT (c) 1989-2006.
+ *  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.com/license/LICENSE.
+ *
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <pthread.h>
+#include <errno.h>
+
+#include <rtems/system.h>
+#include <rtems/posix/spinlock.h>
+
+/*
+ *  _POSIX_Spinlock_Translate_core_spinlock_return_code
+ *
+ *  Input parameters:
+ *    the_spinlock_status - spinlock status code to translate
+ *
+ *  Output parameters:
+ *    status code - translated POSIX status code
+ *
+ */
+
+/* XXX fix me */
+static int _POSIX_Spinlock_Return_codes[] = {
+  0,                        /* CORE_SPINLOCK_SUCCESSFUL */
+  EDEADLK,                  /* CORE_SPINLOCK_HOLDER_RELOCKING */
+  -1,                       /* CORE_SPINLOCK_TIMEOUT */
+  EBUSY,                    /* CORE_SPINLOCK_IS_BUSY */
+  EBUSY,                    /* CORE_SPINLOCK_UNAVAILABLE */
+  0                         /* CORE_SPINLOCK_NOT_LOCKED */
+};
+
+
+int _POSIX_Spinlock_Translate_core_spinlock_return_code(
+  CORE_spinlock_Status  the_spinlock_status
+)
+{
+  if ( the_spinlock_status <= CORE_SPINLOCK_STATUS_LAST )
+    return _POSIX_Spinlock_Return_codes[the_spinlock_status];
+  return POSIX_BOTTOM_REACHED();
+}
diff --git a/cpukit/posix/src/pspintrylock.c b/cpukit/posix/src/pspintrylock.c
new file mode 100644
index 0000000000..a77b0e2b21
--- /dev/null
+++ b/cpukit/posix/src/pspintrylock.c
@@ -0,0 +1,60 @@
+/*
+ *  POSIX Spinlock Manager -- Wait at a Spinlock
+ *
+ *  COPYRIGHT (c) 1989-2006.
+ *  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.com/license/LICENSE.
+ *
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <pthread.h>
+#include <errno.h>
+
+#include <rtems/system.h>
+#include <rtems/posix/spinlock.h>
+
+/*
+ *  pthread_spin_trylock
+ *
+ *  This directive allows a thread to poll an attempt at locking a spinlock.
+ *
+ *  Input parameters:
+ *    spinlock    - spinlock id
+ *
+ *  Output parameters:
+ *    0          - if successful
+ *    error code - if unsuccessful
+ */
+
+int pthread_spin_trylock(
+  pthread_spinlock_t *spinlock
+)
+{
+  POSIX_Spinlock_Control  *the_spinlock = NULL;
+  Objects_Locations        location;
+  CORE_spinlock_Status     status;
+
+  if ( !spinlock )
+    return EINVAL;
+
+  the_spinlock = _POSIX_Spinlock_Get( spinlock, &location );
+  switch ( location ) {
+    case OBJECTS_REMOTE:
+    case OBJECTS_ERROR:
+      return EINVAL;
+
+    case OBJECTS_LOCAL:
+      status = _CORE_spinlock_Wait( &the_spinlock->Spinlock, FALSE, 0 );
+      _Thread_Enable_dispatch();
+      return _POSIX_Spinlock_Translate_core_spinlock_return_code( status );
+  }
+  return POSIX_BOTTOM_REACHED();
+}
diff --git a/cpukit/posix/src/pspinunlock.c b/cpukit/posix/src/pspinunlock.c
new file mode 100644
index 0000000000..0af28ce56d
--- /dev/null
+++ b/cpukit/posix/src/pspinunlock.c
@@ -0,0 +1,60 @@
+/*
+ *  POSIX Spinlock Manager -- Wait at a Spinlock
+ *
+ *  COPYRIGHT (c) 1989-2006.
+ *  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.com/license/LICENSE.
+ *
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <pthread.h>
+#include <errno.h>
+
+#include <rtems/system.h>
+#include <rtems/posix/spinlock.h>
+
+/*
+ *  pthread_spin_unlock
+ *
+ *  This directive allows a thread to wait at a spinlock.
+ *
+ *  Input parameters:
+ *    spinlock    - spinlock id
+ *
+ *  Output parameters:
+ *    0          - if successful
+ *    error code - if unsuccessful
+ */
+
+int pthread_spin_unlock(
+  pthread_spinlock_t *spinlock
+)
+{
+  POSIX_Spinlock_Control  *the_spinlock = NULL;
+  Objects_Locations        location;
+  CORE_spinlock_Status     status;
+
+  if ( !spinlock )
+    return EINVAL;
+
+  the_spinlock = _POSIX_Spinlock_Get( spinlock, &location );
+  switch ( location ) {
+    case OBJECTS_REMOTE:
+    case OBJECTS_ERROR:
+      return EINVAL;
+
+    case OBJECTS_LOCAL:
+      status = _CORE_spinlock_Release( &the_spinlock->Spinlock );
+      _Thread_Enable_dispatch();
+      return _POSIX_Spinlock_Translate_core_spinlock_return_code( status );
+  }
+  return POSIX_BOTTOM_REACHED();
+}
diff --git a/cpukit/posix/src/rwlockattrdestroy.c b/cpukit/posix/src/rwlockattrdestroy.c
new file mode 100644
index 0000000000..fc128ad610
--- /dev/null
+++ b/cpukit/posix/src/rwlockattrdestroy.c
@@ -0,0 +1,34 @@
+/*
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <pthread.h>
+#include <errno.h>
+
+#include <rtems/system.h>
+#include <rtems/score/object.h>
+#include <rtems/score/states.h>
+#include <rtems/score/watchdog.h>
+#include <rtems/posix/cond.h>
+#include <rtems/posix/time.h>
+#include <rtems/posix/mutex.h>
+
+/*PAGE
+ *
+ *  RWLock Initialization Attributes
+ */
+
+int pthread_rwlockattr_destroy(
+  pthread_rwlockattr_t *attr
+)
+{
+  if ( !attr || attr->is_initialized == FALSE )
+    return EINVAL;
+
+  attr->is_initialized = FALSE;
+  return 0;
+}
diff --git a/cpukit/posix/src/rwlockattrgetpshared.c b/cpukit/posix/src/rwlockattrgetpshared.c
new file mode 100644
index 0000000000..3f829a759d
--- /dev/null
+++ b/cpukit/posix/src/rwlockattrgetpshared.c
@@ -0,0 +1,30 @@
+/*
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <pthread.h>
+#include <errno.h>
+
+/*PAGE
+ *
+ *  RWLock Attributes Get Process Shared
+ */
+
+int pthread_rwlockattr_getpshared(
+  const pthread_rwlockattr_t *attr,
+  int                         *pshared
+)
+{
+  if ( !attr )
+    return EINVAL;
+
+  if ( !attr->is_initialized )
+    return EINVAL;
+
+  *pshared = attr->process_shared;
+  return 0;
+}
diff --git a/cpukit/posix/src/rwlockattrinit.c b/cpukit/posix/src/rwlockattrinit.c
new file mode 100644
index 0000000000..f0ab2c5f5b
--- /dev/null
+++ b/cpukit/posix/src/rwlockattrinit.c
@@ -0,0 +1,29 @@
+/*
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <pthread.h>
+#include <errno.h>
+
+#include <rtems/system.h>
+
+/*PAGE
+ *
+ *  RWLock Attributes Initialization
+ */
+
+int pthread_rwlockattr_init(
+  pthread_rwlockattr_t *attr
+)
+{
+  if ( !attr )
+    return EINVAL;
+
+  attr->is_initialized = TRUE;
+  attr->process_shared = PTHREAD_PROCESS_PRIVATE;
+  return 0;
+}
diff --git a/cpukit/posix/src/rwlockattrsetpshared.c b/cpukit/posix/src/rwlockattrsetpshared.c
new file mode 100644
index 0000000000..d122c5a0c1
--- /dev/null
+++ b/cpukit/posix/src/rwlockattrsetpshared.c
@@ -0,0 +1,37 @@
+/*
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <pthread.h>
+#include <errno.h>
+
+/*PAGE
+ *
+ *  RWLock Attributes Set Process Shared
+ */
+
+int pthread_rwlockattr_setpshared(
+  pthread_rwlockattr_t *attr,
+  int                    pshared
+)
+{
+  if ( !attr )
+    return EINVAL;
+
+  if ( !attr->is_initialized )
+    return EINVAL;
+
+  switch ( pshared ) {
+    case PTHREAD_PROCESS_SHARED:
+    case PTHREAD_PROCESS_PRIVATE:
+      attr->process_shared = pshared;
+      return 0;
+
+    default:
+      return EINVAL;
+  }
+}