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diff --git a/cpu/ixp/npe/include/IxOsalBackwardOssl.h b/cpu/ixp/npe/include/IxOsalBackwardOssl.h
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+/**
+ * This file is intended to provide backward
+ * compatibility for main osService/OSSL
+ * APIs.
+ *
+ * It shall be phased out gradually and users
+ * are strongly recommended to use IX_OSAL API.
+ *
+ * @par
+ * IXP400 SW Release version 2.0
+ *
+ * -- Copyright Notice --
+ *
+ * @par
+ * Copyright 2001-2005, Intel Corporation.
+ * All rights reserved.
+ *
+ * @par
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the Intel Corporation nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * @par
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * @par
+ * -- End of Copyright Notice --
+ */
+
+#ifndef IX_OSAL_BACKWARD_OSSL_H
+#define IX_OSAL_BACKWARD_OSSL_H
+
+
+typedef IxOsalThread ix_ossl_thread_t;
+
+typedef IxOsalSemaphore ix_ossl_sem_t;
+
+typedef IxOsalMutex ix_ossl_mutex_t;
+
+typedef IxOsalTimeval ix_ossl_time_t;
+
+
+/* Map sub-fields for ix_ossl_time_t */
+#define tv_sec secs
+#define tv_nec nsecs
+
+
+typedef IX_STATUS ix_error;
+
+typedef UINT32 ix_ossl_thread_priority;
+
+typedef UINT32 ix_uint32;
+
+
+#define IX_OSSL_ERROR_SUCCESS IX_SUCCESS
+
+#define IX_ERROR_SUCCESS IX_SUCCESS
+
+
+typedef enum
+{
+ IX_OSSL_SEM_UNAVAILABLE = 0,
+ IX_OSSL_SEM_AVAILABLE
+} ix_ossl_sem_state;
+
+
+typedef enum
+{
+ IX_OSSL_MUTEX_UNLOCK = 0,
+ IX_OSSL_MUTEX_LOCK
+} ix_ossl_mutex_state;
+
+
+typedef IxOsalVoidFnVoidPtr ix_ossl_thread_entry_point_t;
+
+
+#define IX_OSSL_THREAD_PRI_HIGH 90
+#define IX_OSSL_THREAD_PRI_MEDIUM 160
+#define IX_OSSL_THREAD_PRI_LOW 240
+
+
+#define IX_OSSL_WAIT_FOREVER IX_OSAL_WAIT_FOREVER
+
+#define IX_OSSL_WAIT_NONE IX_OSAL_WAIT_NONE
+
+#define BILLION IX_OSAL_BILLION
+
+#define IX_OSSL_TIME_EQ(a,b) IX_OSAL_TIME_EQ(a,b)
+
+#define IX_OSSL_TIME_GT(a,b) IX_OSAL_TIME_GT(a,b)
+
+#define IX_OSSL_TIME_LT(a,b) IX_OSAL_TIME_LT(a,b)
+
+#define IX_OSSL_TIME_ADD(a,b) IX_OSAL_TIME_ADD(a,b)
+
+#define IX_OSSL_TIME_SUB(a,b) IX_OSAL_TIME_SUB(a,b)
+
+
+/* a is tick, b is timeval */
+#define IX_OSSL_TIME_CONVERT_TO_TICK(a,b) \
+ (a) = IX_OSAL_TIMEVAL_TO_TICKS(b)
+
+
+
+
+PUBLIC IX_STATUS
+ixOsalOsIxp400BackwardOsslThreadCreate (IxOsalVoidFnVoidPtr entryPoint,
+ void *arg, IxOsalThread * ptrThread);
+
+#define ix_ossl_thread_create(entryPoint, arg, ptrTid) \
+ ixOsalOsIxp400BackwardOsslThreadCreate(entryPoint, arg, ptrTid)
+
+
+/* void ix_ossl_thread_exit(ix_error retError, void* retObj) */
+#define ix_ossl_thread_exit(retError, retObj) \
+ ixOsalThreadExit()
+
+
+PUBLIC IX_STATUS ixOsalOsIxp400BackwardOsslThreadKill (IxOsalThread tid);
+
+/* ix_error ix_ossl_thread_kill(tid) */
+#define ix_ossl_thread_kill(tid) \
+ ixOsalOsIxp400BackwardOsslThreadKill(tid)
+
+
+PUBLIC IX_STATUS
+ixOsalOsIxp400BackwardOsslThreadSetPriority (IxOsalThread tid,
+ UINT32 priority);
+
+
+/*
+ * ix_error ix_ossl_thread_set_priority(ix_ossl_thread_t tid,
+ * ix_ossl_thread_priority priority
+ * );
+ */
+
+#define ix_ossl_thread_set_priority(tid, priority) \
+ ixOsalOsIxp400BackwardOsslThreadSetPriority(tid, priority)
+
+
+PUBLIC IX_STATUS ixOsalOsIxp400BackwardOsslTickGet (int *pticks);
+
+#define ix_ossl_tick_get(pticks) \
+ ixOsalOsIxp400BackwardOsslTickGet(pticks)
+
+PUBLIC IX_STATUS ixOsalOsIxp400BackwardOsslThreadDelay (int ticks);
+
+#define ix_ossl_thread_delay(ticks) ixOsalOsIxp400BackwardOsslThreadDelay(ticks)
+
+
+
+/* ix_error ix_ossl_sem_init(int start_value, ix_ossl_sem_t* sid); */
+/* Note sid is a pointer to semaphore */
+#define ix_ossl_sem_init(value, sid) \
+ ixOsalSemaphoreInit(sid, value)
+
+
+PUBLIC IX_STATUS
+ixOsalOsIxp400BackwardOsslSemaphoreWait (IxOsalSemaphore semaphore,
+ INT32 timeout);
+
+
+/*
+ix_error ix_ossl_sem_take(
+ ix_ossl_sem_t sid,
+ ix_uint32 timeout
+ );
+*/
+
+#define ix_ossl_sem_take( sid, timeout) \
+ ixOsalOsIxp400BackwardOsslSemaphoreWait(sid, timeout)
+
+
+
+PUBLIC IX_STATUS
+ixOsalOsIxp400BackwardOsslSemaphorePost (IxOsalSemaphore sid);
+
+/*ix_error ix_ossl_sem_give(ix_ossl_sem_t sid); */
+#define ix_ossl_sem_give(sid) \
+ ixOsalOsIxp400BackwardOsslSemaphorePost(sid);
+
+
+PUBLIC IX_STATUS ixOsalOsIxp400BackwardSemaphoreDestroy (IxOsalSemaphore sid);
+
+#define ix_ossl_sem_fini(sid) \
+ ixOsalOsIxp400BackwardSemaphoreDestroy(sid)
+
+
+PUBLIC IX_STATUS
+ixOsalOsIxp400BackwardOsslMutexInit (ix_ossl_mutex_state start_state,
+ IxOsalMutex * pMutex);
+
+
+/* ix_error ix_ossl_mutex_init(ix_ossl_mutex_state start_state, ix_ossl_mutex_t* mid); */
+#define ix_ossl_mutex_init(start_state, pMutex) \
+ ixOsalOsIxp400BackwardOsslMutexInit(start_state, pMutex)
+
+
+PUBLIC IX_STATUS
+ixOsalOsIxp400BackwardOsslMutexLock (IxOsalMutex mid, INT32 timeout);
+
+/*
+ix_error ix_ossl_mutex_lock(
+ ix_ossl_mutex_t mid,
+ ix_uint32 timeout
+ );
+*/
+#define ix_ossl_mutex_lock(mid, timeout) \
+ ixOsalOsIxp400BackwardOsslMutexLock(mid, timout)
+
+
+PUBLIC IX_STATUS ixOsalOsIxp400BackwardOsslMutexUnlock (IxOsalMutex mid);
+
+/* ix_error ix_ossl_mutex_unlock(ix_ossl_mutex_t mid); */
+#define ix_ossl_mutex_unlock(mid) \
+ ixOsalOsIxp400BackwardOsslMutexUnlock(mid)
+
+PUBLIC IX_STATUS ixOsalOsIxp400BackwardOsslMutexDestroy (IxOsalMutex mid);
+
+#define ix_ossl_mutex_fini(mid) \
+ ixOsalOsIxp400BackwardOsslMutexDestroy(mid);
+
+#define ix_ossl_sleep(sleeptime_ms) \
+ ixOsalSleep(sleeptime_ms)
+
+PUBLIC IX_STATUS ixOsalOsIxp400BackwardOsslSleepTick (UINT32 ticks);
+
+#define ix_ossl_sleep_tick(sleeptime_ticks) \
+ ixOsalOsIxp400BackwardOsslSleepTick(sleeptime_ticks)
+
+
+PUBLIC IX_STATUS ixOsalOsIxp400BackwardOsslTimeGet (IxOsalTimeval * pTv);
+
+#define ix_ossl_time_get(pTv) \
+ ixOsalOsIxp400BackwardOsslTimeGet(pTv)
+
+
+typedef UINT32 ix_ossl_size_t;
+
+#define ix_ossl_malloc(arg_size) \
+ ixOsalMemAlloc(arg_size)
+
+#define ix_ossl_free(arg_pMemory) \
+ ixOsalMemFree(arg_pMemory)
+
+
+#define ix_ossl_memcpy(arg_pDest, arg_pSrc,arg_Count) \
+ ixOsalMemCopy(arg_pDest, arg_pSrc,arg_Count)
+
+#define ix_ossl_memset(arg_pDest, arg_pChar, arg_Count) \
+ ixOsalMemSet(arg_pDest, arg_pChar, arg_Count)
+
+
+#endif /* IX_OSAL_BACKWARD_OSSL_H */