diff --git a/cpukit/score/Makefile.am b/cpukit/score/Makefile.am
index 3f6e686..e94ae2f 100644
--- a/cpukit/score/Makefile.am
+++ b/cpukit/score/Makefile.am
@@ -30,6 +30,7 @@ include_rtems_score_HEADERS += include/rtems/score/protectedheap.h
 include_rtems_score_HEADERS += include/rtems/score/interr.h
 include_rtems_score_HEADERS += include/rtems/score/isr.h
 include_rtems_score_HEADERS += include/rtems/score/isrlevel.h
+include_rtems_score_HEADERS += include/rtems/score/freechain.h
 include_rtems_score_HEADERS += include/rtems/score/object.h
 include_rtems_score_HEADERS += include/rtems/score/percpu.h
 include_rtems_score_HEADERS += include/rtems/score/priority.h
@@ -265,6 +266,9 @@ libscore_a_SOURCES += src/pheapallocate.c \
     src/pheapgetblocksize.c src/pheapgetfreeinfo.c src/pheapgetinfo.c \
     src/pheapinit.c src/pheapresizeblock.c src/pheapwalk.c src/pheapiterate.c
 
+## FREECHAIN_C_FILES
+libscore_a_SOURCES += src/freechain.c
+
 ## RBTREE_C_FILES
 libscore_a_SOURCES += src/rbtree.c \
     src/rbtreeextract.c src/rbtreefind.c src/rbtreefindheader.c \
diff --git a/cpukit/score/include/rtems/score/freechain.h b/cpukit/score/include/rtems/score/freechain.h
new file mode 100644
index 0000000..f645842
--- /dev/null
+++ b/cpukit/score/include/rtems/score/freechain.h
@@ -0,0 +1,138 @@
+/**
+ * @file
+ *
+ * @ingroup ScoreFreechain
+ *
+ * @brief Freechain Handler API
+ */
+/*
+ * Copyright (c) 2013 Gedare Bloom.
+ *
+ * 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.
+ */
+
+#ifndef _FREECHAIN_H
+#define _FREECHAIN_H
+
+#include <rtems/score/chain.h>
+#include <rtems/rtems/types.h>
+#include <rtems/score/wkspace.h>
+
+/**
+ * @defgroup ScoreFreechain Freechain Handler API
+ *
+ * @ingroup Score
+ *
+ * The Freechain Handler is used to manage a chain of nodes, of which size can
+ * automatically increase when there is no free node left. This handler provides one data structure:
+ * Freechain_Control.
+ */
+/**@{*/
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @typedef Freechain_Control
+ */
+typedef struct Freechain_Control Freechain_Control;
+
+/**
+ * @brief Extends the freechain.
+ *
+ * @param[in] freechain The freechain control.
+ */
+typedef void *( *Freechain_Extend )( Freechain_Control *freechain );
+
+/**
+ * @typedef freechain_callout
+ *
+ * @param[in] freechain The freechain control.
+ * @param[in] nodes The new added nodes.
+ */
+typedef void (*freechain_callout)(
+  Freechain_Control *freechain,
+  void *nodes
+);
+
+/**
+ * @typedef Freechain_Control
+ *
+ * This is used to manage freechain's nodes.
+ */
+struct Freechain_Control {
+  Chain_Control     Freechain;
+  size_t            bump_count;
+  size_t            node_size;
+  freechain_callout callout;
+  Freechain_Extend  extend;
+};
+
+/**
+ * @brief Initialize a freechain
+ *
+ * This routine initializes @a the Freechain_Control structure to manage a
+ * chain of nodes, each node's size is @a node_size and the size of  chain is
+ * initialized to @a bump_count and it also will increase with size of
+ * @a bump_count. @a callout is called on all the nodes after allocated from
+ * workspace.
+ *
+ * @param[in] freechain is the freechain too initialize.
+ * @param[in] node_size is size of the elemment in this freechain.
+ * @param[in] bump_count is the size of chain increased when no free node left.
+ * @param[in] callout is the function called on all nodes in freechain_bump,
+ * if it's null, a default function is set.
+ * @param[in] extend is the user defined extention handle, it is called when no
+ * free node left.
+ */
+void _Freechain_Initialize(
+  Freechain_Control *freechain,
+  size_t node_size,
+  size_t bump_count,
+  freechain_callout callout,
+  Freechain_Extend extend
+);
+
+/**
+ * @brief get node from freechain
+ *
+ * @param[in] freechain specifies the freechain to get
+ *
+ * @retval the point to node is return if success, return null if failed.
+ */
+void *_Freechain_Get_node(
+  Freechain_Control *freechain
+);
+
+/**
+ * @brief put node back to the freechain
+ *
+ * @param[in] freechain specifies the freechain to put
+ * @param[in] n is the node to put back
+ */
+void _Freechain_Put_node(
+  Freechain_Control *freechain,
+  void *n
+);
+
+/**
+ * @brief this is the default called callout function for freechain
+ *
+ * @param[in] freechain is the freechain which this function is in
+ * @param[in] nodes are all nodes bumped in freechain_bump
+ */
+void _Freechain_Do_nothing(
+  Freechain_Control *freechain,
+  void *nodes
+);
+
+#ifdef __cplusplus
+}
+#endif
+/**@}*/
+
+#endif
+/* end of include file */
diff --git a/cpukit/score/preinstall.am b/cpukit/score/preinstall.am
index dc84b21..463fa5e 100644
--- a/cpukit/score/preinstall.am
+++ b/cpukit/score/preinstall.am
@@ -103,6 +103,10 @@ $(PROJECT_INCLUDE)/rtems/score/isrlevel.h: include/rtems/score/isrlevel.h $(PROJ
 	$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/rtems/score/isrlevel.h
 PREINSTALL_FILES += $(PROJECT_INCLUDE)/rtems/score/isrlevel.h
 
+$(PROJECT_INCLUDE)/rtems/score/freechain.h: include/rtems/score/freechain.h $(PROJECT_INCLUDE)/rtems/score/$(dirstamp)
+	$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/rtems/score/freechain.h
+PREINSTALL_FILES += $(PROJECT_INCLUDE)/rtems/score/freechain.h
+
 $(PROJECT_INCLUDE)/rtems/score/object.h: include/rtems/score/object.h $(PROJECT_INCLUDE)/rtems/score/$(dirstamp)
 	$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/rtems/score/object.h
 PREINSTALL_FILES += $(PROJECT_INCLUDE)/rtems/score/object.h
diff --git a/cpukit/score/src/freechain.c b/cpukit/score/src/freechain.c
new file mode 100644
index 0000000..b4dd913
--- /dev/null
+++ b/cpukit/score/src/freechain.c
@@ -0,0 +1,52 @@
+/**
+ * @file
+ *
+ * @ingroup ScoreFreechain
+ *
+ * @brief Freechain Handler API
+ */
+/*
+ * Copyright (c) 2013 Gedare Bloom.
+ *
+ * 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.
+ */
+
+#include <rtems/score/freechain.h>
+#include <rtems/malloc.h>
+
+void _Freechain_Initialize(
+    Freechain_Control *freechain,
+    size_t node_size,
+    size_t bump_count,
+    freechain_callout callout,
+    Freechain_Extend extend
+) {
+  _Chain_Initialize_empty( &freechain->Freechain );
+  freechain->node_size = node_size;
+  freechain->bump_count = bump_count;
+  if (!callout)
+    freechain->callout = &_Freechain_Do_nothing;
+  else
+    freechain->callout = callout;
+
+  freechain->extend = extend;
+}
+
+void *_Freechain_Get_node(Freechain_Control *freechain) {
+  if ( _Chain_Is_empty( &freechain->Freechain ) ) {
+    if ( !(*freechain->extend)(freechain) ) {
+        return NULL;
+    }
+  }
+  return _Chain_Get_first_unprotected( &freechain->Freechain );
+}
+
+void _Freechain_Put_node(Freechain_Control *freechain, void *n) {
+  _Chain_Prepend_unprotected( &freechain->Freechain, n );
+}
+
+void _Freechain_Do_nothing(Freechain_Control *freechain, void *nodes) {
+  return;
+}
diff --git a/testsuites/sptests/Makefile.am b/testsuites/sptests/Makefile.am
index 8e61968..da61f10 100644
--- a/testsuites/sptests/Makefile.am
+++ b/testsuites/sptests/Makefile.am
@@ -20,6 +20,7 @@ SUBDIRS = \
     spfatal15 spfatal16 spfatal17 spfatal18 spfatal19 spfatal20 \
     spfatal22 spfatal23 spfatal24 spfatal25 \
     spfifo01 spfifo02 spfifo03 spfifo04 spfifo05 \
+	spfreechain01 spfreechain02\
     spintrcritical01 spintrcritical02 spintrcritical03 spintrcritical04 \
     spintrcritical05 spintrcritical06 spintrcritical07 spintrcritical08 \
     spintrcritical09 spintrcritical10 spintrcritical11 spintrcritical12 \
diff --git a/testsuites/sptests/configure.ac b/testsuites/sptests/configure.ac
index bbdda18..ea574d8 100644
--- a/testsuites/sptests/configure.ac
+++ b/testsuites/sptests/configure.ac
@@ -161,6 +161,8 @@ spfifo02/Makefile
 spfifo03/Makefile
 spfifo04/Makefile
 spfifo05/Makefile
+spfreechain01/Makefile
+spfreechain02/Makefile
 spintrcritical01/Makefile
 spintrcritical02/Makefile
 spintrcritical03/Makefile
diff --git a/testsuites/sptests/spfreechain01/Makefile.am b/testsuites/sptests/spfreechain01/Makefile.am
new file mode 100644
index 0000000..9e5eba2
--- /dev/null
+++ b/testsuites/sptests/spfreechain01/Makefile.am
@@ -0,0 +1,20 @@
+
+rtems_tests_PROGRAMS = spfreechain01
+spfreechain01_SOURCES = init.c
+
+dist_rtems_tests_DATA = spfreechain01.scn
+dist_rtems_tests_DATA += spfreechain01.doc
+
+include $(RTEMS_ROOT)/make/custom/@RTEMS_BSP@.cfg
+include $(top_srcdir)/../automake/compile.am
+include $(top_srcdir)/../automake/leaf.am
+
+
+AM_CPPFLAGS += -I$(top_srcdir)/../support/include
+
+LINK_OBJS = $(spfreechain01_OBJECTS)
+LINK_LIBS = $(spfreechain01_LDLIBS)
+
+spfreechain01$(EXEEXT): $(spfreechain01_OBJECTS) $(spfreechain01_DEPENDENCIES)
+	@rm -f spfreechain01$(EXEEXT)
+	$(make-exe)
diff --git a/testsuites/sptests/spfreechain01/init.c b/testsuites/sptests/spfreechain01/init.c
new file mode 100644
index 0000000..b8eebbb
--- /dev/null
+++ b/testsuites/sptests/spfreechain01/init.c
@@ -0,0 +1,93 @@
+/*
+ * Copyright (c) 2013 Zhongwei Yao.
+ *
+ *  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.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#define __RTEMS_VIOLATE_KERNEL_VISIBILITY__
+#include <tmacros.h>
+#include <rtems/score/chain.h>
+#include <rtems/score/freechain.h>
+#include <rtems/malloc.h>
+
+/* forward declarations to avoid warnings */
+rtems_task Init(rtems_task_argument argument);
+void *my_freechain_extend_with_nothing( Freechain_Control *freechain );
+void my_freechain_init( Freechain_Control *freechain );
+
+typedef struct {
+  Objects_Control obj;
+  int             x;
+} test_node;
+
+void *my_freechain_extend_with_nothing( Freechain_Control *freechain )
+{
+    return NULL;
+}
+
+void my_freechain_init( Freechain_Control *freechain )
+{
+  size_t bump_count = freechain->bump_count;
+  size_t size = bump_count * sizeof(test_node);
+  test_node *objs = malloc(size);
+
+  _Chain_Initialize(
+    &freechain->Freechain,
+    objs,
+    bump_count,
+    size
+    );
+}
+
+rtems_task Init(
+  rtems_task_argument ignored
+  )
+{
+    puts( "*** START OF RTEMS FREECHAIN API TEST ***" );
+
+    test_node *test_node_p;
+    Freechain_Control fc;
+
+    _Freechain_Initialize(&fc,
+                          sizeof(test_node),
+                          5,
+                          NULL,
+                          0);
+    my_freechain_init(&fc);
+    
+    puts( "INIT - Get node from freechain - OK" );
+    test_node_p = (test_node *)_Freechain_Get_node(&fc);
+    test_node_p->x = 1;
+    
+    puts( "INIT - Put node to freechain - OK" );
+    _Freechain_Put_node(&fc, (void *)test_node_p);
+
+    puts( "INIT - Verify freechain node put and get - OK" );
+    test_node_p = (test_node *)_Freechain_Get_node(&fc);
+    if(test_node_p->x != 1) {
+        puts( "INIT - ERROR ON FREECHAIN GET AND PUT" );
+        rtems_test_exit(0);
+    }
+    
+    puts( "*** END OF RTEMS FREECHAIN API TEST ***" );
+    rtems_test_exit(0);
+}
+
+/* configuration information */
+
+#define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER
+#define CONFIGURE_APPLICATION_DOES_NOT_NEED_CLOCK_DRIVER
+
+#define CONFIGURE_RTEMS_INIT_TASKS_TABLE
+#define CONFIGURE_MAXIMUM_TASKS 1
+
+#define CONFIGURE_INIT
+#include <rtems/confdefs.h>
+
+/* global variables */
diff --git a/testsuites/sptests/spfreechain01/spfreechain01.doc b/testsuites/sptests/spfreechain01/spfreechain01.doc
new file mode 100644
index 0000000..5cddd6a
--- /dev/null
+++ b/testsuites/sptests/spfreechain01/spfreechain01.doc
@@ -0,0 +1,21 @@
+#  COPYRIGHT (c) 2013.
+#  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.
+#
+
+This file describes the directives and concepts tested by this test set.
+
+test set name:  spfreechain01
+
+directives:
+
+  _Freechain_Initialize
+  _Freechain_Put_node
+  _Freechain_Get_node
+
+concepts:
+
++ Ensure that the freechain operations listed above behave as defined.
diff --git a/testsuites/sptests/spfreechain01/spfreechain01.scn b/testsuites/sptests/spfreechain01/spfreechain01.scn
new file mode 100644
index 0000000..ab2f2d9
--- /dev/null
+++ b/testsuites/sptests/spfreechain01/spfreechain01.scn
@@ -0,0 +1,5 @@
+*** START OF RTEMS FREECHAIN API TEST ***
+INIT - Get node from freechain - OK
+INIT - Put node to freechain - OK
+INIT - Verify freechain node put and get - OK
+*** END OF RTEMS FREECHAIN API TEST ***
\ No newline at end of file
diff --git a/testsuites/sptests/spfreechain02/Makefile.am b/testsuites/sptests/spfreechain02/Makefile.am
new file mode 100644
index 0000000..a70123a
--- /dev/null
+++ b/testsuites/sptests/spfreechain02/Makefile.am
@@ -0,0 +1,20 @@
+
+rtems_tests_PROGRAMS = spfreechain02
+spfreechain02_SOURCES = init.c
+
+dist_rtems_tests_DATA = spfreechain02.scn
+dist_rtems_tests_DATA += spfreechain02.doc
+
+include $(RTEMS_ROOT)/make/custom/@RTEMS_BSP@.cfg
+include $(top_srcdir)/../automake/compile.am
+include $(top_srcdir)/../automake/leaf.am
+
+
+AM_CPPFLAGS += -I$(top_srcdir)/../support/include
+
+LINK_OBJS = $(spfreechain02_OBJECTS)
+LINK_LIBS = $(spfreechain02_LDLIBS)
+
+spfreechain02$(EXEEXT): $(spfreechain02_OBJECTS) $(spfreechain02_DEPENDENCIES)
+	@rm -f spfreechain02$(EXEEXT)
+	$(make-exe)
diff --git a/testsuites/sptests/spfreechain02/init.c b/testsuites/sptests/spfreechain02/init.c
new file mode 100644
index 0000000..c7a655d
--- /dev/null
+++ b/testsuites/sptests/spfreechain02/init.c
@@ -0,0 +1,104 @@
+/*
+ * Copyright (c) 2013 Zhongwei Yao.
+ *
+ *  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.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#define __RTEMS_VIOLATE_KERNEL_VISIBILITY__
+#include <tmacros.h>
+#include <rtems/score/chain.h>
+#include <rtems/score/freechain.h>
+#include <rtems/malloc.h>
+
+/* forward declarations to avoid warnings */
+rtems_task Init(rtems_task_argument argument);
+void *my_freechain_extend( Freechain_Control *freechain );
+void my_freechain_init( Freechain_Control *freechain );
+
+typedef struct {
+  Objects_Control obj;
+  int             x;
+} test_node;
+
+void *my_freechain_extend( Freechain_Control *freechain )
+{
+  size_t size = freechain->bump_count * freechain->node_size;
+  int i;
+  test_node *nodes = malloc(size);
+  
+  if (!nodes) {
+    printf( "INIT - Unable to allocate free chain of size: %d\n", size );
+    return NULL;
+  }
+
+  for ( i = 0; i < freechain->bump_count; i++ ) {
+      _Freechain_Put_node(freechain,
+                          nodes + i * freechain->node_size);
+  }
+  freechain->callout(freechain, nodes);
+  return nodes;
+}
+
+void my_freechain_init( Freechain_Control *freechain )
+{
+  size_t bump_count = freechain->bump_count;
+  size_t size = bump_count * sizeof(test_node);
+  test_node *nodes = malloc(size);
+
+  _Chain_Initialize(
+    &freechain->Freechain,
+    nodes,
+    bump_count,
+    size
+    );
+}
+
+rtems_task Init(
+  rtems_task_argument ignored
+  )
+{
+    test_node *test_node_p;
+    Freechain_Control fc;
+    int i;
+    int init_size = 5;
+
+    puts( "*** START OF RTEMS FREECHAIN API TEST ***" );
+    _Freechain_Initialize(&fc,
+                          sizeof(test_node),
+                          init_size,
+                          NULL,
+                          &my_freechain_extend);
+    my_freechain_init(&fc);
+    
+    puts( "INIT - Get more than intialized nodes from freechain - OK" );
+    
+    for ( i = 0; i < init_size * 2; i++ ) {
+        test_node_p = (test_node *)_Freechain_Get_node(&fc);
+        if (!test_node_p) {
+            puts( "INIT - Get node from freechain failed - FAILED" );
+            rtems_test_exit(0);
+        }
+    }
+    
+    puts( "*** END OF RTEMS FREECHAIN API TEST ***" );
+    rtems_test_exit(0);
+}
+
+/* configuration information */
+
+#define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER
+#define CONFIGURE_APPLICATION_DOES_NOT_NEED_CLOCK_DRIVER
+
+#define CONFIGURE_RTEMS_INIT_TASKS_TABLE
+#define CONFIGURE_MAXIMUM_TASKS 1
+
+#define CONFIGURE_INIT
+#include <rtems/confdefs.h>
+
+/* global variables */
diff --git a/testsuites/sptests/spfreechain02/spfreechain02.doc b/testsuites/sptests/spfreechain02/spfreechain02.doc
new file mode 100644
index 0000000..e86344c
--- /dev/null
+++ b/testsuites/sptests/spfreechain02/spfreechain02.doc
@@ -0,0 +1,21 @@
+#  COPYRIGHT (c) 2013.
+#  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.
+#
+
+This file describes the directives and concepts tested by this test set.
+
+test set name:  spfreechain01
+
+directives:
+
+  _Freechain_Initialize
+  _Freechain_Put_node
+  _Freechain_Get_node
+
+concepts:
+
++ Ensure that the freechain is extended correctly by user provided extension handle
diff --git a/testsuites/sptests/spfreechain02/spfreechain02.scn b/testsuites/sptests/spfreechain02/spfreechain02.scn
new file mode 100644
index 0000000..0740af7
--- /dev/null
+++ b/testsuites/sptests/spfreechain02/spfreechain02.scn
@@ -0,0 +1,3 @@
+*** START OF RTEMS FREECHAIN API TEST ***
+INIT - Get more than intialized nodes from freechain - OK
+*** END OF RTEMS FREECHAIN API TEST ***
\ No newline at end of file