diff --git a/cpukit/ChangeLog b/cpukit/ChangeLog
index 8f770a845a..9406009e1b 100644
--- a/cpukit/ChangeLog
+++ b/cpukit/ChangeLog
@@ -1,3 +1,11 @@
+2011-07-15	Jennifer Averett <Jennifer.Averett@OARcorp.com>
+
+	* score/Makefile.am, score/preinstall.am,
+	score/include/rtems/score/isr.h, score/include/rtems/score/percpu.h:
+	Split isrlevel into its own file to avoid a circular dependancy in
+	smp code.
+	* score/include/rtems/score/isrlevel.h: New file.
+
 2011-07-14      Gene Smith <gene.smith@siemens.com>
 
 	PR 1381/networking
diff --git a/cpukit/score/Makefile.am b/cpukit/score/Makefile.am
index 635b698290..7e4bbdc816 100644
--- a/cpukit/score/Makefile.am
+++ b/cpukit/score/Makefile.am
@@ -33,6 +33,7 @@ include_rtems_score_HEADERS += include/rtems/score/heap.h
 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/object.h
 include_rtems_score_HEADERS += include/rtems/score/percpu.h
 include_rtems_score_HEADERS += include/rtems/score/priority.h
diff --git a/cpukit/score/include/rtems/score/isr.h b/cpukit/score/include/rtems/score/isr.h
index e75dae5ab0..4544f72b29 100644
--- a/cpukit/score/include/rtems/score/isr.h
+++ b/cpukit/score/include/rtems/score/isr.h
@@ -40,12 +40,6 @@
 extern "C" {
 #endif
 
-/**
- *  The following type defines the control block used to manage
- *  the interrupt level portion of the status register.
- */
-typedef uint32_t   ISR_Level;
-
 /**
  *  The following type defines the type used to manage the vectors.
  */
diff --git a/cpukit/score/include/rtems/score/isrlevel.h b/cpukit/score/include/rtems/score/isrlevel.h
new file mode 100644
index 0000000000..2bb9e51c15
--- /dev/null
+++ b/cpukit/score/include/rtems/score/isrlevel.h
@@ -0,0 +1,43 @@
+/**
+ *  @file  rtems/score/isrlevel.h
+ *
+ *  This include file defines the ISR Level type.  It exists to
+ *  simplify include dependencies.  It is part of the ISR Handler.
+ */
+
+/*
+ *  COPYRIGHT (c) 1989-2011.
+ *  On-Line Applications Research Corporation (OAR).
+ *
+ *  The license and distribution terms for this file may be
+ *  found in the file LICENSE in this distribution or at
+ *  http://www.rtems.com/license/LICENSE.
+ *
+ *  $Id$
+ */
+
+#ifndef _RTEMS_SCORE_ISR_LEVEL_h
+#define _RTEMS_SCORE_ISR_LEVEL_h
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ *  @addtogroup ScoreISR ISR Handler
+ */
+/**@{*/
+
+/**
+ *  The following type defines the control block used to manage
+ *  the interrupt level portion of the status register.
+ */
+typedef uint32_t   ISR_Level;
+
+/**@}*/
+
+#ifdef __cplusplus
+}
+#endif
+#endif
+
diff --git a/cpukit/score/include/rtems/score/percpu.h b/cpukit/score/include/rtems/score/percpu.h
index aab396787e..cead5e13ae 100644
--- a/cpukit/score/include/rtems/score/percpu.h
+++ b/cpukit/score/include/rtems/score/percpu.h
@@ -24,6 +24,7 @@
 #ifdef ASM
   #include <rtems/asm.h>
 #else
+  #include <rtems/score/isrlevel.h>
   #include <rtems/score/timestamp.h>
   #if defined(RTEMS_SMP)
     #include <rtems/score/smplock.h>
diff --git a/cpukit/score/preinstall.am b/cpukit/score/preinstall.am
index f3021184a8..884891f5c3 100644
--- a/cpukit/score/preinstall.am
+++ b/cpukit/score/preinstall.am
@@ -99,6 +99,10 @@ $(PROJECT_INCLUDE)/rtems/score/isr.h: include/rtems/score/isr.h $(PROJECT_INCLUD
 	$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/rtems/score/isr.h
 PREINSTALL_FILES += $(PROJECT_INCLUDE)/rtems/score/isr.h
 
+$(PROJECT_INCLUDE)/rtems/score/isrlevel.h: include/rtems/score/isrlevel.h $(PROJECT_INCLUDE)/rtems/score/$(dirstamp)
+	$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/rtems/score/isrlevel.h
+PREINSTALL_FILES += $(PROJECT_INCLUDE)/rtems/score/isrlevel.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