+++ /dev/null
-/**
- * @file IxEthAccDataPlane_p.h
- *
- * @author Intel Corporation
- * @date 12-Feb-2002
- *
- * @brief Internal Header file for IXP425 Ethernet Access component.
- *
- * Design Notes:
- *
- *
- * @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 IxEthAccDataPlane_p_H
-#define IxEthAccDataPlane_p_H
-
-#include <IxOsal.h>
-#include <IxQMgr.h>
-
-/**
- * @addtogroup IxEthAccPri
- *@{
- */
-
-/* typedefs global to this file*/
-
-typedef struct
-{
- IX_OSAL_MBUF *pHead;
- IX_OSAL_MBUF *pTail;
-}IxEthAccDataPlaneQList;
-
-
-/**
- * @struct IxEthAccDataPlaneStats
- * @brief Statistics data structure associated with the data plane
- *
- */
-typedef struct
-{
- UINT32 addToSwQ;
- UINT32 removeFromSwQ;
- UINT32 unchainedTxMBufs;
- UINT32 chainedTxMBufs;
- UINT32 unchainedTxDoneMBufs;
- UINT32 chainedTxDoneMBufs;
- UINT32 unchainedRxMBufs;
- UINT32 chainedRxMBufs;
- UINT32 unchainedRxFreeMBufs;
- UINT32 chainedRxFreeMBufs;
- UINT32 rxCallbackCounter;
- UINT32 rxCallbackBurstRead;
- UINT32 txDoneCallbackCounter;
- UINT32 unexpectedError;
-} IxEthAccDataPlaneStats;
-
-/**
- * @fn ixEthAccMbufFromSwQ
- * @brief used during disable steps to convert mbufs from
- * swq format, ready to be pushed into hw queues for NPE,
- * back into XScale format
- */
-IX_OSAL_MBUF *ixEthAccMbufFromSwQ(IX_OSAL_MBUF *mbuf);
-
-/**
- * @fn ixEthAccDataPlaneShow
- * @brief Show function (for data plane statistics
- */
-void ixEthAccDataPlaneShow(void);
-
-/*
- * lock dataplane when atomic operation is required
- */
-#define IX_ETH_ACC_DATA_PLANE_LOCK(arg) arg = ixOsalIrqLock();
-#define IX_ETH_ACC_DATA_PLANE_UNLOCK(arg) ixOsalIrqUnlock(arg);
-
-/*
- * Use MBUF fields
- */
-#define IX_ETHACC_NE_SHARED(mBufPtr) \
- ((IxEthAccNe *)&((mBufPtr)->ix_ne))
-
-#if 1
-
-#define IX_ETHACC_NE_NEXT(mBufPtr) (mBufPtr)->ix_ne.reserved[0]
-
-/* tm - wrong!! len and pkt_len are in the second word - #define IX_ETHACC_NE_LEN(mBufPtr) (mBufPtr)->ix_ne.reserved[3] */
-#define IX_ETHACC_NE_LEN(mBufPtr) (mBufPtr)->ix_ne.reserved[1]
-
-#define IX_ETHACC_NE_DATA(mBufPtr)(mBufPtr)->ix_ne.reserved[2]
-
-#else
-
-#define IX_ETHACC_NE_NEXT(mBufPtr) \
- IX_ETHACC_NE_SHARED(mBufPtr)->ixReserved_next
-
-#define IX_ETHACC_NE_LEN(mBufPtr) \
- IX_ETHACC_NE_SHARED(mBufPtr)->ixReserved_lengths
-
-#define IX_ETHACC_NE_DATA(mBufPtr) \
- IX_ETHACC_NE_SHARED(mBufPtr)->ixReserved_data
-#endif
-
-/*
- * Use MBUF next pointer field to chain data.
- */
-#define IX_ETH_ACC_MBUF_NEXT_PKT_CHAIN_MEMBER(mbuf) (mbuf)->ix_ctrl.ix_chain
-
-
-
-#define IX_ETH_ACC_DATAPLANE_IS_Q_EMPTY(mbuf_list) ((mbuf_list.pHead) == NULL)
-
-
-#define IX_ETH_ACC_DATAPLANE_ADD_MBUF_TO_Q_HEAD(mbuf_list,mbuf_to_add) \
- do { \
- int lockVal; \
- IX_ETH_ACC_DATA_PLANE_LOCK(lockVal); \
- IX_ETH_ACC_STATS_INC(ixEthAccDataStats.addToSwQ); \
- if ( (mbuf_list.pHead) != NULL ) \
- { \
- (IX_ETH_ACC_MBUF_NEXT_PKT_CHAIN_MEMBER((mbuf_to_add))) = (mbuf_list.pHead);\
- (mbuf_list.pHead) = (mbuf_to_add); \
- } \
- else { \
- (mbuf_list.pTail) = (mbuf_list.pHead) = (mbuf_to_add); \
- IX_ETH_ACC_MBUF_NEXT_PKT_CHAIN_MEMBER((mbuf_to_add)) = NULL; \
- } \
- IX_ETH_ACC_DATA_PLANE_UNLOCK(lockVal); \
- } while(0)
-
-
-#define IX_ETH_ACC_DATAPLANE_ADD_MBUF_TO_Q_TAIL(mbuf_list,mbuf_to_add) \
- do { \
- int lockVal; \
- IX_ETH_ACC_DATA_PLANE_LOCK(lockVal); \
- IX_ETH_ACC_STATS_INC(ixEthAccDataStats.addToSwQ); \
- if ( (mbuf_list.pHead) == NULL ) \
- { \
- (mbuf_list.pHead) = mbuf_to_add; \
- IX_ETH_ACC_MBUF_NEXT_PKT_CHAIN_MEMBER((mbuf_to_add)) = NULL; \
- } \
- else { \
- IX_ETH_ACC_MBUF_NEXT_PKT_CHAIN_MEMBER((mbuf_list.pTail)) = (mbuf_to_add); \
- IX_ETH_ACC_MBUF_NEXT_PKT_CHAIN_MEMBER((mbuf_to_add)) = NULL; \
- } \
- (mbuf_list.pTail) = mbuf_to_add; \
- IX_ETH_ACC_DATA_PLANE_UNLOCK(lockVal); \
- } while (0)
-
-
-#define IX_ETH_ACC_DATAPLANE_REMOVE_MBUF_FROM_Q_HEAD(mbuf_list,mbuf_to_rem) \
- do { \
- int lockVal; \
- IX_ETH_ACC_DATA_PLANE_LOCK(lockVal); \
- if ( (mbuf_list.pHead) != NULL ) \
- { \
- IX_ETH_ACC_STATS_INC(ixEthAccDataStats.removeFromSwQ); \
- (mbuf_to_rem) = (mbuf_list.pHead) ; \
- (mbuf_list.pHead) = (IX_ETH_ACC_MBUF_NEXT_PKT_CHAIN_MEMBER((mbuf_to_rem)));\
- } \
- else { \
- (mbuf_to_rem) = NULL; \
- } \
- IX_ETH_ACC_DATA_PLANE_UNLOCK(lockVal); \
- } while (0)
-
-
-/**
- * @brief message handler QManager entries for NPE id => port ID conversion (NPE_B => 0, NPE_C => 1)
- */
-#define IX_ETH_ACC_PORT_TO_NPE_ID(port) \
- ixEthAccPortData[(port)].npeId
-
-#define IX_ETH_ACC_NPE_TO_PORT_ID(npe) ((npe == 0 ? 2 : (npe == 1 ? 0 : ( npe == 2 ? 1 : -1 ))))
-
-#define IX_ETH_ACC_PORT_TO_TX_Q_ID(port) \
- ixEthAccPortData[(port)].ixEthAccTxData.txQueue
-
-#define IX_ETH_ACC_PORT_TO_RX_FREE_Q_ID(port) \
- ixEthAccPortData[(port)].ixEthAccRxData.rxFreeQueue
-
-#define IX_ETH_ACC_PORT_TO_TX_Q_SOURCE(port) (port == IX_ETH_PORT_1 ? IX_ETH_ACC_TX_FRAME_ENET0_Q_SOURCE : (port == IX_ETH_PORT_2 ? IX_ETH_ACC_TX_FRAME_ENET1_Q_SOURCE : IX_ETH_ACC_TX_FRAME_ENET2_Q_SOURCE))
-
-#define IX_ETH_ACC_PORT_TO_RX_FREE_Q_SOURCE(port) (port == IX_ETH_PORT_1 ? IX_ETH_ACC_RX_FREE_BUFF_ENET0_Q_SOURCE : (port == IX_ETH_PORT_2 ? IX_ETH_ACC_RX_FREE_BUFF_ENET1_Q_SOURCE : IX_ETH_ACC_RX_FREE_BUFF_ENET2_Q_SOURCE ))
-
-/* Flush the mbufs chain and all data pointed to by the mbuf */
-
-#ifndef NDEBUG
-#define IX_ETH_ACC_STATS_INC(x) (x++)
-#else
-#define IX_ETH_ACC_STATS_INC(x)
-#endif
-
-#define IX_ETH_ACC_MAX_TX_FRAMES_TO_SUBMIT 128
-
-void ixEthRxFrameQMCallback(IxQMgrQId qId, IxQMgrCallbackId callbackId);
-void ixEthRxMultiBufferQMCallback(IxQMgrQId qId, IxQMgrCallbackId callbackId);
-void ixEthTxFrameDoneQMCallback(IxQMgrQId qId, IxQMgrCallbackId callbackId);
-
-#endif /* IxEthAccDataPlane_p_H */
-
-
-/**
- *@}
- */
-
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