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ba94a1bba3
- Add IXP4xx NPE ethernet MAC support - Add support for Intel IXDPG425 board - Add support for Prodrive PDNB3 board - Add IRQ support Patch by Stefan Roese, 23 May 2006 [This patch does not include cpu/ixp/npe/IxNpeMicrocode.c which still sufferes from licensing issues. Blame Intel.]
1049 lines
29 KiB
C
1049 lines
29 KiB
C
/**
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* @file IxEthAccCommon.c
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*
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* @author Intel Corporation
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* @date 12-Feb-2002
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*
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* @brief This file contains the implementation common support routines for the component
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*
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* Design Notes:
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*
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* @par
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* IXP400 SW Release version 2.0
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*
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* -- Copyright Notice --
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*
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* @par
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* Copyright 2001-2005, Intel Corporation.
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* All rights reserved.
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*
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* @par
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the Intel Corporation nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* @par
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @par
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* -- End of Copyright Notice --
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*/
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/*
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* Component header files
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*/
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#include "IxOsal.h"
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#include "IxEthAcc.h"
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#include "IxEthDB.h"
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#include "IxNpeMh.h"
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#include "IxEthDBPortDefs.h"
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#include "IxFeatureCtrl.h"
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#include "IxEthAcc_p.h"
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#include "IxEthAccQueueAssign_p.h"
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#include "IxEthAccDataPlane_p.h"
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#include "IxEthAccMii_p.h"
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/**
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* @addtogroup IxEthAccPri
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*@{
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*/
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extern IxEthAccInfo ixEthAccDataInfo;
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/**
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*
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* @brief Maximum number of RX queues set to be the maximum number
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* of traffic calsses.
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*
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*/
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#define IX_ETHACC_MAX_RX_QUEUES \
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(IX_ETH_DB_QOS_TRAFFIC_CLASS_7_RX_QUEUE_PROPERTY \
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- IX_ETH_DB_QOS_TRAFFIC_CLASS_0_RX_QUEUE_PROPERTY \
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+ 1)
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/**
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*
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* @brief Maximum number of 128 entry RX queues
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*
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*/
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#define IX_ETHACC_MAX_LARGE_RX_QUEUES 4
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/**
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*
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* @brief Data structure template for Default RX Queues
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*
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*/
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IX_ETH_ACC_PRIVATE
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IxEthAccQregInfo ixEthAccQmgrRxDefaultTemplate =
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{
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IX_ETH_ACC_RX_FRAME_ETH_Q, /**< Queue ID */
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"Eth Rx Q",
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ixEthRxFrameQMCallback, /**< Functional callback */
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(IxQMgrCallbackId) 0, /**< Callback tag */
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IX_QMGR_Q_SIZE128, /**< Allocate Max Size Q */
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IX_QMGR_Q_ENTRY_SIZE1, /**< Queue Entry Sizes - all Q entries are single word entries */
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TRUE, /**< Enable Q notification at startup */
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IX_ETH_ACC_RX_FRAME_ETH_Q_SOURCE,/**< Q Condition to drive callback */
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IX_QMGR_Q_WM_LEVEL0, /**< Q Low water mark */
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IX_QMGR_Q_WM_LEVEL1, /**< Q High water mark - needed by NPE */
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};
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/**
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*
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* @brief Data structure template for Small RX Queues
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*
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*/
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IX_ETH_ACC_PRIVATE
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IxEthAccQregInfo ixEthAccQmgrRxSmallTemplate =
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{
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IX_ETH_ACC_RX_FRAME_ETH_Q, /**< Queue ID */
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"Eth Rx Q",
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ixEthRxFrameQMCallback, /**< Functional callback */
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(IxQMgrCallbackId) 0, /**< Callback tag */
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IX_QMGR_Q_SIZE64, /**< Allocate Smaller Q */
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IX_QMGR_Q_ENTRY_SIZE1, /**< Queue Entry Sizes - all Q entries are single word entries */
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TRUE, /**< Enable Q notification at startup */
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IX_ETH_ACC_RX_FRAME_ETH_Q_SOURCE,/**< Q Condition to drive callback */
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IX_QMGR_Q_WM_LEVEL0, /**< Q Low water mark */
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IX_QMGR_Q_WM_LEVEL1, /**< Q High water mark - needed by NPE */
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};
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/**
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*
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* @brief Data structure used to register & initialize the Queues
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*
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*/
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IX_ETH_ACC_PRIVATE
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IxEthAccQregInfo ixEthAccQmgrStaticInfo[]=
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{
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{
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IX_ETH_ACC_RX_FREE_BUFF_ENET0_Q,
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"Eth Rx Fr Q 1",
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ixEthRxFreeQMCallback,
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(IxQMgrCallbackId) IX_ETH_PORT_1,
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IX_QMGR_Q_SIZE128, /**< Allocate Max Size Q */
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IX_QMGR_Q_ENTRY_SIZE1, /**< Queue Entry Sizes - all Q entries are single word entries */
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FALSE, /**< Disable Q notification at startup */
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IX_ETH_ACC_RX_FREE_BUFF_ENET0_Q_SOURCE, /**< Q Condition to drive callback */
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IX_QMGR_Q_WM_LEVEL0, /***< Q Low water mark */
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IX_QMGR_Q_WM_LEVEL64, /**< Q High water mark */
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},
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{
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IX_ETH_ACC_RX_FREE_BUFF_ENET1_Q,
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"Eth Rx Fr Q 2",
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ixEthRxFreeQMCallback,
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(IxQMgrCallbackId) IX_ETH_PORT_2,
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IX_QMGR_Q_SIZE128, /**< Allocate Max Size Q */
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IX_QMGR_Q_ENTRY_SIZE1, /**< Queue Entry Sizes - all Q entries are single word entries */
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FALSE, /**< Disable Q notification at startup */
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IX_ETH_ACC_RX_FREE_BUFF_ENET1_Q_SOURCE, /**< Q Condition to drive callback */
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IX_QMGR_Q_WM_LEVEL0, /**< Q Low water mark */
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IX_QMGR_Q_WM_LEVEL64, /**< Q High water mark */
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},
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#ifdef __ixp46X
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{
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IX_ETH_ACC_RX_FREE_BUFF_ENET2_Q,
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"Eth Rx Fr Q 3",
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ixEthRxFreeQMCallback,
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(IxQMgrCallbackId) IX_ETH_PORT_3,
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IX_QMGR_Q_SIZE128, /**< Allocate Max Size Q */
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IX_QMGR_Q_ENTRY_SIZE1, /**< Queue Entry Sizes - all Q entries are single word entries */
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FALSE, /**< Disable Q notification at startup */
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IX_ETH_ACC_RX_FREE_BUFF_ENET2_Q_SOURCE, /**< Q Condition to drive callback */
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IX_QMGR_Q_WM_LEVEL0, /**< Q Low water mark */
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IX_QMGR_Q_WM_LEVEL64, /**< Q High water mark */
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},
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#endif
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{
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IX_ETH_ACC_TX_FRAME_ENET0_Q,
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"Eth Tx Q 1",
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ixEthTxFrameQMCallback,
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(IxQMgrCallbackId) IX_ETH_PORT_1,
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IX_QMGR_Q_SIZE128, /**< Allocate Max Size Q */
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IX_QMGR_Q_ENTRY_SIZE1, /**< Queue Entry Sizes - all Q entries are single word entries */
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FALSE, /**< Disable Q notification at startup */
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IX_ETH_ACC_TX_FRAME_ENET0_Q_SOURCE, /**< Q Condition to drive callback */
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IX_QMGR_Q_WM_LEVEL0, /**< Q Low water mark */
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IX_QMGR_Q_WM_LEVEL64, /**< Q High water mark */
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},
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{
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IX_ETH_ACC_TX_FRAME_ENET1_Q,
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"Eth Tx Q 2",
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ixEthTxFrameQMCallback,
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(IxQMgrCallbackId) IX_ETH_PORT_2,
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IX_QMGR_Q_SIZE128, /**< Allocate Max Size Q */
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IX_QMGR_Q_ENTRY_SIZE1, /**< Queue Entry Sizes - all Q entries are single word entries */
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FALSE, /**< Disable Q notification at startup */
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IX_ETH_ACC_TX_FRAME_ENET1_Q_SOURCE, /**< Q Condition to drive callback */
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IX_QMGR_Q_WM_LEVEL0, /**< Q Low water mark */
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IX_QMGR_Q_WM_LEVEL64, /**< Q High water mark */
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},
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#ifdef __ixp46X
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{
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IX_ETH_ACC_TX_FRAME_ENET2_Q,
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"Eth Tx Q 3",
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ixEthTxFrameQMCallback,
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(IxQMgrCallbackId) IX_ETH_PORT_3,
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IX_QMGR_Q_SIZE128, /**< Allocate Max Size Q */
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IX_QMGR_Q_ENTRY_SIZE1, /** Queue Entry Sizes - all Q entries are single ord entries */
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FALSE, /** Disable Q notification at startup */
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IX_ETH_ACC_TX_FRAME_ENET2_Q_SOURCE, /** Q Condition to drive callback */
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IX_QMGR_Q_WM_LEVEL0, /* No queues use almost empty */
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IX_QMGR_Q_WM_LEVEL64, /** Q High water mark - needed used */
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},
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#endif
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{
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IX_ETH_ACC_TX_FRAME_DONE_ETH_Q,
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"Eth Tx Done Q",
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ixEthTxFrameDoneQMCallback,
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(IxQMgrCallbackId) 0,
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IX_QMGR_Q_SIZE128, /**< Allocate Max Size Q */
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IX_QMGR_Q_ENTRY_SIZE1, /**< Queue Entry Sizes - all Q entries are single word entries */
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TRUE, /**< Enable Q notification at startup */
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IX_ETH_ACC_TX_FRAME_DONE_ETH_Q_SOURCE, /**< Q Condition to drive callback */
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IX_QMGR_Q_WM_LEVEL0, /**< Q Low water mark */
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IX_QMGR_Q_WM_LEVEL2, /**< Q High water mark - needed by NPE */
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},
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{ /* Null Termination entry
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*/
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(IxQMgrQId)0,
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(char *) NULL,
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(IxQMgrCallback) NULL,
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(IxQMgrCallbackId) 0,
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0,
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0,
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0,
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0,
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0,
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0
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}
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};
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/**
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*
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* @brief Data structure used to register & initialize the Queues
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*
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* The structure will be filled at run time depending on the NPE
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* image already loaded and the QoS configured in ethDB.
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*
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*/
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IX_ETH_ACC_PRIVATE
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IxEthAccQregInfo ixEthAccQmgrRxQueuesInfo[IX_ETHACC_MAX_RX_QUEUES+1]=
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{
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{ /* PlaceHolder for rx queues
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* depending on the QoS configured
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*/
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(IxQMgrQId)0,
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(char *) NULL,
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(IxQMgrCallback) NULL,
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(IxQMgrCallbackId) 0,
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0,
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0,
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0,
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0,
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0,
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0
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},
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{ /* PlaceHolder for rx queues
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* depending on the QoS configured
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*/
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(IxQMgrQId)0,
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(char *) NULL,
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(IxQMgrCallback) NULL,
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(IxQMgrCallbackId) 0,
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0,
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0,
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0,
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0,
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0,
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0
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},
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{ /* PlaceHolder for rx queues
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* depending on the QoS configured
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*/
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(IxQMgrQId)0,
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(char *) NULL,
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(IxQMgrCallback) NULL,
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(IxQMgrCallbackId) 0,
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0,
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0,
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0,
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0,
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0,
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0
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},
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{ /* PlaceHolder for rx queues
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* depending on the QoS configured
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*/
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(IxQMgrQId)0,
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(char *) NULL,
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(IxQMgrCallback) NULL,
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(IxQMgrCallbackId) 0,
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0,
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0,
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0,
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0,
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0,
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0
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},
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{ /* PlaceHolder for rx queues
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* depending on the QoS configured
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*/
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(IxQMgrQId)0,
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(char *) NULL,
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(IxQMgrCallback) NULL,
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(IxQMgrCallbackId) 0,
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0,
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0,
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0,
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0,
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0,
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0
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},
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{ /* PlaceHolder for rx queues
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* depending on the QoS configured
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*/
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(IxQMgrQId)0,
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(char *) NULL,
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(IxQMgrCallback) NULL,
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(IxQMgrCallbackId) 0,
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0,
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0,
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0,
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0,
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0,
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0
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},
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{ /* PlaceHolder for rx queues
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* depending on the QoS configured
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*/
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(IxQMgrQId)0,
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(char *) NULL,
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(IxQMgrCallback) NULL,
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(IxQMgrCallbackId) 0,
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0,
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0,
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0,
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0,
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0,
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0
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},
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{ /* PlaceHolder for rx queues
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* depending on the QoS configured
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*/
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(IxQMgrQId)0,
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(char *) NULL,
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(IxQMgrCallback) NULL,
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(IxQMgrCallbackId) 0,
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0,
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0,
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0,
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0,
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0,
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0
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},
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{ /* Null Termination entry
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*/
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(IxQMgrQId)0,
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(char *) NULL,
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(IxQMgrCallback) NULL,
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(IxQMgrCallbackId) 0,
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0,
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0,
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0,
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0,
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0,
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0
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}
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};
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/* forward declarations */
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IX_ETH_ACC_PRIVATE IxEthAccStatus
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ixEthAccQMgrQueueSetup(IxEthAccQregInfo *qInfoDes);
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/**
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* @fn ixEthAccQMgrQueueSetup(void)
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*
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* @brief Setup one queue and its event, and register the callback required
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* by this component to the QMgr
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*
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* @internal
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*/
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IX_ETH_ACC_PRIVATE IxEthAccStatus
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ixEthAccQMgrQueueSetup(IxEthAccQregInfo *qInfoDes)
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{
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/*
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* Configure each Q.
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*/
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if ( ixQMgrQConfig( qInfoDes->qName,
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qInfoDes->qId,
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qInfoDes->qSize,
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qInfoDes->qWords) != IX_SUCCESS)
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{
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return IX_ETH_ACC_FAIL;
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}
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if ( ixQMgrWatermarkSet( qInfoDes->qId,
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qInfoDes->AlmostEmptyThreshold,
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qInfoDes->AlmostFullThreshold
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) != IX_SUCCESS)
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{
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return IX_ETH_ACC_FAIL;
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}
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/*
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* Set dispatcher priority.
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*/
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if ( ixQMgrDispatcherPrioritySet( qInfoDes->qId,
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IX_ETH_ACC_QM_QUEUE_DISPATCH_PRIORITY)
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!= IX_SUCCESS)
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{
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return IX_ETH_ACC_FAIL;
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}
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/*
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* Register callbacks for each Q.
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*/
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if ( ixQMgrNotificationCallbackSet(qInfoDes->qId,
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qInfoDes->qCallback,
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qInfoDes->callbackTag)
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!= IX_SUCCESS )
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{
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return IX_ETH_ACC_FAIL;
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}
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/*
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* Set notification condition for Q
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*/
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if ( qInfoDes->qNotificationEnableAtStartup == TRUE )
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{
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if ( ixQMgrNotificationEnable(qInfoDes->qId,
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qInfoDes->qConditionSource)
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!= IX_SUCCESS )
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{
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return IX_ETH_ACC_FAIL;
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}
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}
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return(IX_ETH_ACC_SUCCESS);
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}
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/**
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* @fn ixEthAccQMgrQueuesConfig(void)
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*
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* @brief Setup all the queues and register all callbacks required
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* by this component to the QMgr
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*
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* The RxFree queues, tx queues, rx queues are configured statically
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*
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* Rx queues configuration is driven by QoS setup.
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* Many Rx queues may be required when QoS is enabled (this depends
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* on IxEthDB setup and the images being downloaded). The configuration
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* of the rxQueues is done in many steps as follows:
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*
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* @li select all Rx queues as configured by ethDB for all ports
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* @li sort the queues by traffic class
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* @li build the priority dependency for all queues
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* @li fill the configuration for all rx queues
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* @li configure all statically configured queues
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* @li configure all dynamically configured queues
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*
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* @param none
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*
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* @return IxEthAccStatus
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*
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* @internal
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*/
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IX_ETH_ACC_PUBLIC
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IxEthAccStatus ixEthAccQMgrQueuesConfig(void)
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{
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struct
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{
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int npeCount;
|
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UINT32 npeId;
|
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IxQMgrQId qId;
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IxEthDBProperty trafficClass;
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} rxQueues[IX_ETHACC_MAX_RX_QUEUES];
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UINT32 rxQueue = 0;
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UINT32 rxQueueCount = 0;
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IxQMgrQId ixQId =IX_QMGR_MAX_NUM_QUEUES;
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IxEthDBStatus ixEthDBStatus = IX_ETH_DB_SUCCESS;
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IxEthDBPortId ixEthDbPortId = 0;
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IxEthAccPortId ixEthAccPortId = 0;
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UINT32 ixNpeId = 0;
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UINT32 ixHighestNpeId = 0;
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UINT32 sortIterations = 0;
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IxEthAccStatus ret = IX_ETH_ACC_SUCCESS;
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IxEthAccQregInfo *qInfoDes = NULL;
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IxEthDBProperty ixEthDBTrafficClass = IX_ETH_DB_QOS_TRAFFIC_CLASS_0_RX_QUEUE_PROPERTY;
|
|
IxEthDBPropertyType ixEthDBPropertyType = IX_ETH_DB_INTEGER_PROPERTY;
|
|
UINT32 ixEthDBParameter = 0;
|
|
BOOL completelySorted = FALSE;
|
|
|
|
/* Fill the corspondance between ports and queues
|
|
* This defines the mapping from port to queue Ids.
|
|
*/
|
|
|
|
ixEthAccPortData[IX_ETH_PORT_1].ixEthAccRxData.rxFreeQueue
|
|
= IX_ETH_ACC_RX_FREE_BUFF_ENET0_Q;
|
|
ixEthAccPortData[IX_ETH_PORT_2].ixEthAccRxData.rxFreeQueue
|
|
= IX_ETH_ACC_RX_FREE_BUFF_ENET1_Q;
|
|
#ifdef __ixp46X
|
|
ixEthAccPortData[IX_ETH_PORT_3].ixEthAccRxData.rxFreeQueue
|
|
= IX_ETH_ACC_RX_FREE_BUFF_ENET2_Q;
|
|
#endif
|
|
ixEthAccPortData[IX_ETH_PORT_1].ixEthAccTxData.txQueue
|
|
= IX_ETH_ACC_TX_FRAME_ENET0_Q;
|
|
ixEthAccPortData[IX_ETH_PORT_2].ixEthAccTxData.txQueue
|
|
= IX_ETH_ACC_TX_FRAME_ENET1_Q;
|
|
#ifdef __ixp46X
|
|
ixEthAccPortData[IX_ETH_PORT_3].ixEthAccTxData.txQueue
|
|
= IX_ETH_ACC_TX_FRAME_ENET2_Q;
|
|
#endif
|
|
/* Fill the corspondance between ports and NPEs
|
|
* This defines the mapping from port to npeIds.
|
|
*/
|
|
|
|
ixEthAccPortData[IX_ETH_PORT_1].npeId = IX_NPEMH_NPEID_NPEB;
|
|
ixEthAccPortData[IX_ETH_PORT_2].npeId = IX_NPEMH_NPEID_NPEC;
|
|
#ifdef __ixp46X
|
|
ixEthAccPortData[IX_ETH_PORT_3].npeId = IX_NPEMH_NPEID_NPEA;
|
|
#endif
|
|
/* set the default rx scheduling discipline */
|
|
ixEthAccDataInfo.schDiscipline = FIFO_NO_PRIORITY;
|
|
|
|
/*
|
|
* Queue Selection step:
|
|
*
|
|
* The following code selects all the queues and build
|
|
* a temporary array which contains for each queue
|
|
* - the queue Id,
|
|
* - the highest traffic class (in case of many
|
|
* priorities configured for the same queue on different
|
|
* ports)
|
|
* - the number of different Npes which are
|
|
* configured to write to this queue.
|
|
*
|
|
* The output of this loop is a temporary array of RX queues
|
|
* in any order.
|
|
*
|
|
*/
|
|
#ifdef CONFIG_IXP425_COMPONENT_ETHDB
|
|
for (ixEthAccPortId = 0;
|
|
(ixEthAccPortId < IX_ETH_ACC_NUMBER_OF_PORTS)
|
|
&& (ret == IX_ETH_ACC_SUCCESS);
|
|
ixEthAccPortId++)
|
|
{
|
|
/* map between ethDb and ethAcc port Ids */
|
|
ixEthDbPortId = (IxEthDBPortId)ixEthAccPortId;
|
|
|
|
/* map between npeId and ethAcc port Ids */
|
|
ixNpeId = IX_ETH_ACC_PORT_TO_NPE_ID(ixEthAccPortId);
|
|
|
|
/* Iterate thru the different priorities */
|
|
for (ixEthDBTrafficClass = IX_ETH_DB_QOS_TRAFFIC_CLASS_0_RX_QUEUE_PROPERTY;
|
|
ixEthDBTrafficClass <= IX_ETH_DB_QOS_TRAFFIC_CLASS_7_RX_QUEUE_PROPERTY;
|
|
ixEthDBTrafficClass++)
|
|
{
|
|
ixEthDBStatus = ixEthDBFeaturePropertyGet(
|
|
ixEthDbPortId,
|
|
IX_ETH_DB_VLAN_QOS,
|
|
ixEthDBTrafficClass,
|
|
&ixEthDBPropertyType,
|
|
(void *)&ixEthDBParameter);
|
|
|
|
if (ixEthDBStatus == IX_ETH_DB_SUCCESS)
|
|
{
|
|
/* This port and QoS class are mapped to
|
|
* a RX queue.
|
|
*/
|
|
if (ixEthDBPropertyType == IX_ETH_DB_INTEGER_PROPERTY)
|
|
{
|
|
/* remember the highest npe Id supporting ethernet */
|
|
if (ixNpeId > ixHighestNpeId)
|
|
{
|
|
ixHighestNpeId = ixNpeId;
|
|
}
|
|
|
|
/* search the queue in the list of queues
|
|
* already used by an other port or QoS
|
|
*/
|
|
for (rxQueue = 0;
|
|
rxQueue < rxQueueCount;
|
|
rxQueue++)
|
|
{
|
|
if (rxQueues[rxQueue].qId == (IxQMgrQId)ixEthDBParameter)
|
|
{
|
|
/* found an existing setup, update the number of ports
|
|
* for this queue if the port maps to
|
|
* a different NPE.
|
|
*/
|
|
if (rxQueues[rxQueue].npeId != ixNpeId)
|
|
{
|
|
rxQueues[rxQueue].npeCount++;
|
|
rxQueues[rxQueue].npeId = ixNpeId;
|
|
}
|
|
/* get the highest traffic class for this queue */
|
|
if (rxQueues[rxQueue].trafficClass > ixEthDBTrafficClass)
|
|
{
|
|
rxQueues[rxQueue].trafficClass = ixEthDBTrafficClass;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
if (rxQueue == rxQueueCount)
|
|
{
|
|
/* new queue not found in the current list,
|
|
* add a new entry.
|
|
*/
|
|
IX_OSAL_ASSERT(rxQueueCount < IX_ETHACC_MAX_RX_QUEUES);
|
|
rxQueues[rxQueueCount].qId = ixEthDBParameter;
|
|
rxQueues[rxQueueCount].npeCount = 1;
|
|
rxQueues[rxQueueCount].npeId = ixNpeId;
|
|
rxQueues[rxQueueCount].trafficClass = ixEthDBTrafficClass;
|
|
rxQueueCount++;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
/* unexpected property type (not Integer) */
|
|
ret = IX_ETH_ACC_FAIL;
|
|
|
|
IX_ETH_ACC_WARNING_LOG("ixEthAccQMgrQueuesConfig: unexpected property type returned by EthDB\n", 0, 0, 0, 0, 0, 0);
|
|
|
|
/* no point to continue to iterate */
|
|
break;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
/* No Rx queue configured for this port
|
|
* and this traffic class. Do nothing.
|
|
*/
|
|
}
|
|
}
|
|
|
|
/* notify EthDB that queue initialization is complete and traffic class allocation is frozen */
|
|
ixEthDBFeaturePropertySet(ixEthDbPortId,
|
|
IX_ETH_DB_VLAN_QOS,
|
|
IX_ETH_DB_QOS_QUEUE_CONFIGURATION_COMPLETE,
|
|
NULL /* ignored */);
|
|
}
|
|
|
|
#else
|
|
|
|
ixNpeId = IX_ETH_ACC_PORT_TO_NPE_ID(ixEthAccPortId);
|
|
rxQueues[0].qId = 4;
|
|
rxQueues[0].npeCount = 1;
|
|
rxQueues[0].npeId = ixNpeId;
|
|
rxQueues[0].trafficClass = IX_ETH_DB_QOS_TRAFFIC_CLASS_0_RX_QUEUE_PROPERTY;
|
|
rxQueueCount++;
|
|
|
|
#endif
|
|
|
|
/* check there is at least 1 rx queue : there is no point
|
|
* to continue if there is no rx queue configured
|
|
*/
|
|
if ((rxQueueCount == 0) || (ret == IX_ETH_ACC_FAIL))
|
|
{
|
|
IX_ETH_ACC_WARNING_LOG("ixEthAccQMgrQueuesConfig: no queues configured, bailing out\n", 0, 0, 0, 0, 0, 0);
|
|
return (IX_ETH_ACC_FAIL);
|
|
}
|
|
|
|
/* Queue sort step:
|
|
*
|
|
* Re-order the array of queues by decreasing traffic class
|
|
* using a bubble sort. (trafficClass 0 is the lowest
|
|
* priority traffic, trafficClass 7 is the highest priority traffic)
|
|
*
|
|
* Primary sort order is traffic class
|
|
* Secondary sort order is npeId
|
|
*
|
|
* Note that a bubble sort algorithm is not very efficient when
|
|
* the number of queues grows . However, this is not a very bad choice
|
|
* considering the very small number of entries to sort. Also, bubble
|
|
* sort is extremely fast when the list is already sorted.
|
|
*
|
|
* The output of this loop is a sorted array of queues.
|
|
*
|
|
*/
|
|
sortIterations = 0;
|
|
do
|
|
{
|
|
sortIterations++;
|
|
completelySorted = TRUE;
|
|
for (rxQueue = 0;
|
|
rxQueue < rxQueueCount - sortIterations;
|
|
rxQueue++)
|
|
{
|
|
/* compare adjacent elements */
|
|
if ((rxQueues[rxQueue].trafficClass <
|
|
rxQueues[rxQueue+1].trafficClass)
|
|
|| ((rxQueues[rxQueue].trafficClass ==
|
|
rxQueues[rxQueue+1].trafficClass)
|
|
&&(rxQueues[rxQueue].npeId <
|
|
rxQueues[rxQueue+1].npeId)))
|
|
{
|
|
/* swap adjacent elements */
|
|
int npeCount = rxQueues[rxQueue].npeCount;
|
|
UINT32 npeId = rxQueues[rxQueue].npeId;
|
|
IxQMgrQId qId = rxQueues[rxQueue].qId;
|
|
IxEthDBProperty trafficClass = rxQueues[rxQueue].trafficClass;
|
|
rxQueues[rxQueue].npeCount = rxQueues[rxQueue+1].npeCount;
|
|
rxQueues[rxQueue].npeId = rxQueues[rxQueue+1].npeId;
|
|
rxQueues[rxQueue].qId = rxQueues[rxQueue+1].qId;
|
|
rxQueues[rxQueue].trafficClass = rxQueues[rxQueue+1].trafficClass;
|
|
rxQueues[rxQueue+1].npeCount = npeCount;
|
|
rxQueues[rxQueue+1].npeId = npeId;
|
|
rxQueues[rxQueue+1].qId = qId;
|
|
rxQueues[rxQueue+1].trafficClass = trafficClass;
|
|
completelySorted = FALSE;
|
|
}
|
|
}
|
|
}
|
|
while (!completelySorted);
|
|
|
|
/* Queue traffic class list:
|
|
*
|
|
* Fill an array of rx queues linked by ascending traffic classes.
|
|
*
|
|
* If the queues are configured as follows
|
|
* qId 6 -> traffic class 0 (lowest)
|
|
* qId 7 -> traffic class 0
|
|
* qId 8 -> traffic class 6
|
|
* qId 12 -> traffic class 7 (highest)
|
|
*
|
|
* Then the output of this loop will be
|
|
*
|
|
* higherPriorityQueue[6] = 8
|
|
* higherPriorityQueue[7] = 8
|
|
* higherPriorityQueue[8] = 12
|
|
* higherPriorityQueue[12] = Invalid queueId
|
|
* higherPriorityQueue[...] = Invalid queueId
|
|
*
|
|
* Note that this queue ordering does not handle all possibilities
|
|
* that could result from different rules associated with different
|
|
* ports, and inconsistencies in the rules. In all cases, the
|
|
* output of this algorithm is a simple linked list of queues,
|
|
* without closed circuit.
|
|
|
|
* This list is implemented as an array with invalid values initialized
|
|
* with an "invalid" queue id which is the maximum number of queues.
|
|
*
|
|
*/
|
|
|
|
/*
|
|
* Initialise the rx queue list.
|
|
*/
|
|
for (rxQueue = 0; rxQueue < IX_QMGR_MAX_NUM_QUEUES; rxQueue++)
|
|
{
|
|
ixEthAccDataInfo.higherPriorityQueue[rxQueue] = IX_QMGR_MAX_NUM_QUEUES;
|
|
}
|
|
|
|
/* build the linked list for this NPE.
|
|
*/
|
|
for (ixNpeId = 0;
|
|
ixNpeId <= ixHighestNpeId;
|
|
ixNpeId++)
|
|
{
|
|
/* iterate thru the sorted list of queues
|
|
*/
|
|
ixQId = IX_QMGR_MAX_NUM_QUEUES;
|
|
for (rxQueue = 0;
|
|
rxQueue < rxQueueCount;
|
|
rxQueue++)
|
|
{
|
|
if (rxQueues[rxQueue].npeId == ixNpeId)
|
|
{
|
|
ixEthAccDataInfo.higherPriorityQueue[rxQueues[rxQueue].qId] = ixQId;
|
|
/* iterate thru queues with the same traffic class
|
|
* than the current queue. (queues are ordered by descending
|
|
* traffic classes and npeIds).
|
|
*/
|
|
while ((rxQueue < rxQueueCount - 1)
|
|
&& (rxQueues[rxQueue].trafficClass
|
|
== rxQueues[rxQueue+1].trafficClass)
|
|
&& (ixNpeId == rxQueues[rxQueue].npeId))
|
|
{
|
|
rxQueue++;
|
|
ixEthAccDataInfo.higherPriorityQueue[rxQueues[rxQueue].qId] = ixQId;
|
|
}
|
|
ixQId = rxQueues[rxQueue].qId;
|
|
}
|
|
}
|
|
}
|
|
|
|
/* point on the first dynamic queue description */
|
|
qInfoDes = ixEthAccQmgrRxQueuesInfo;
|
|
|
|
/* update the list of queues with the rx queues */
|
|
for (rxQueue = 0;
|
|
(rxQueue < rxQueueCount) && (ret == IX_ETH_ACC_SUCCESS);
|
|
rxQueue++)
|
|
{
|
|
/* Don't utilize more than IX_ETHACC_MAX_LARGE_RX_QUEUES queues
|
|
* with the full 128 entries. For the lower priority queues, use
|
|
* a smaller number of entries. This ensures queue resources
|
|
* remain available for other components.
|
|
*/
|
|
if( (rxQueueCount > IX_ETHACC_MAX_LARGE_RX_QUEUES) &&
|
|
(rxQueue < rxQueueCount - IX_ETHACC_MAX_LARGE_RX_QUEUES) )
|
|
{
|
|
/* add the small RX Queue setup template to the list of queues */
|
|
memcpy(qInfoDes, &ixEthAccQmgrRxSmallTemplate, sizeof(*qInfoDes));
|
|
} else {
|
|
/* add the default RX Queue setup template to the list of queues */
|
|
memcpy(qInfoDes, &ixEthAccQmgrRxDefaultTemplate, sizeof(*qInfoDes));
|
|
}
|
|
|
|
/* setup the RxQueue ID */
|
|
qInfoDes->qId = rxQueues[rxQueue].qId;
|
|
|
|
/* setup the RxQueue watermark level
|
|
*
|
|
* Each queue can be filled by many NPEs. To avoid the
|
|
* NPEs to write to a full queue, need to set the
|
|
* high watermark level for nearly full condition.
|
|
* (the high watermark level are a power of 2
|
|
* starting from the top of the queue)
|
|
*
|
|
* Number of watermark
|
|
* ports level
|
|
* 1 0
|
|
* 2 1
|
|
* 3 2
|
|
* 4 4
|
|
* 5 4
|
|
* 6 8
|
|
* n approx. 2**ceil(log2(n))
|
|
*/
|
|
if (rxQueues[rxQueue].npeCount == 1)
|
|
{
|
|
qInfoDes->AlmostFullThreshold = IX_QMGR_Q_WM_LEVEL0;
|
|
}
|
|
else if (rxQueues[rxQueue].npeCount == 2)
|
|
{
|
|
qInfoDes->AlmostFullThreshold = IX_QMGR_Q_WM_LEVEL1;
|
|
}
|
|
else if (rxQueues[rxQueue].npeCount == 3)
|
|
{
|
|
qInfoDes->AlmostFullThreshold = IX_QMGR_Q_WM_LEVEL2;
|
|
}
|
|
else
|
|
{
|
|
/* reach the maximum number for CSR 2.0 */
|
|
IX_ETH_ACC_WARNING_LOG("ixEthAccQMgrQueuesConfig: maximum number of NPEs per queue reached, bailing out\n", 0, 0, 0, 0, 0, 0);
|
|
ret = IX_ETH_ACC_FAIL;
|
|
break;
|
|
}
|
|
|
|
/* move to next queue entry */
|
|
++qInfoDes;
|
|
}
|
|
|
|
/* configure the static list (RxFree, Tx and TxDone queues) */
|
|
for (qInfoDes = ixEthAccQmgrStaticInfo;
|
|
(qInfoDes->qCallback != (IxQMgrCallback) NULL )
|
|
&& (ret == IX_ETH_ACC_SUCCESS);
|
|
++qInfoDes)
|
|
{
|
|
ret = ixEthAccQMgrQueueSetup(qInfoDes);
|
|
}
|
|
|
|
/* configure the dynamic list (Rx queues) */
|
|
for (qInfoDes = ixEthAccQmgrRxQueuesInfo;
|
|
(qInfoDes->qCallback != (IxQMgrCallback) NULL )
|
|
&& (ret == IX_ETH_ACC_SUCCESS);
|
|
++qInfoDes)
|
|
{
|
|
ret = ixEthAccQMgrQueueSetup(qInfoDes);
|
|
}
|
|
|
|
return(ret);
|
|
}
|
|
|
|
/**
|
|
* @fn ixEthAccQMgrRxQEntryGet(UINT32 *rxQueueEntries)
|
|
*
|
|
* @brief Add and return the total number of entries in all Rx queues
|
|
*
|
|
* @param UINT32 rxQueueEntries[in] number of entries in all queues
|
|
*
|
|
* @return void
|
|
*
|
|
* @note Rx queues configuration is driven by Qos Setup. There is a
|
|
* variable number of rx queues which are set at initialisation.
|
|
*
|
|
* @internal
|
|
*/
|
|
IX_ETH_ACC_PUBLIC
|
|
void ixEthAccQMgrRxQEntryGet(UINT32 *numRxQueueEntries)
|
|
{
|
|
UINT32 rxQueueLevel;
|
|
IxEthAccQregInfo *qInfoDes;;
|
|
|
|
*numRxQueueEntries = 0;
|
|
|
|
/* iterate thru rx queues */
|
|
for (qInfoDes = ixEthAccQmgrRxQueuesInfo;
|
|
qInfoDes->qCallback != (IxQMgrCallback)NULL;
|
|
++qInfoDes)
|
|
{
|
|
/* retrieve the rx queue level */
|
|
rxQueueLevel = 0;
|
|
ixQMgrQNumEntriesGet(qInfoDes->qId, &rxQueueLevel);
|
|
(*numRxQueueEntries) += rxQueueLevel;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @fn ixEthAccQMgrRxCallbacksRegister(IxQMgrCallback ixQMgrCallback)
|
|
*
|
|
* @brief Change the callback registered to all rx queues.
|
|
*
|
|
* @param IxQMgrCallback ixQMgrCallback[in] QMgr callback to register
|
|
*
|
|
* @return IxEthAccStatus
|
|
*
|
|
* @note The user may decide to use different Rx mechanisms
|
|
* (e.g. receive many frames at the same time , or receive
|
|
* one frame at a time, depending on the overall application
|
|
* performances). A different QMgr callback is registered. This
|
|
* way, there is no excessive pointer checks in the datapath.
|
|
*
|
|
* @internal
|
|
*/
|
|
IX_ETH_ACC_PUBLIC
|
|
IxEthAccStatus ixEthAccQMgrRxCallbacksRegister(IxQMgrCallback ixQMgrCallback)
|
|
{
|
|
IxEthAccQregInfo *qInfoDes;
|
|
IxEthAccStatus ret = IX_ETH_ACC_SUCCESS;
|
|
|
|
/* parameter check */
|
|
if (NULL == ixQMgrCallback)
|
|
{
|
|
ret = IX_ETH_ACC_FAIL;
|
|
}
|
|
|
|
/* iterate thru rx queues */
|
|
for (qInfoDes = ixEthAccQmgrRxQueuesInfo;
|
|
(qInfoDes->qCallback != (IxQMgrCallback) NULL )
|
|
&& (ret == IX_ETH_ACC_SUCCESS);
|
|
++qInfoDes)
|
|
{
|
|
/* register the rx callback for all queues */
|
|
if (ixQMgrNotificationCallbackSet(qInfoDes->qId,
|
|
ixQMgrCallback,
|
|
qInfoDes->callbackTag
|
|
) != IX_SUCCESS)
|
|
{
|
|
ret = IX_ETH_ACC_FAIL;
|
|
}
|
|
}
|
|
return(ret);
|
|
}
|
|
|
|
/**
|
|
* @fn ixEthAccSingleEthNpeCheck(IxEthAccPortId portId)
|
|
*
|
|
* @brief Check the npe exists for this port
|
|
*
|
|
* @param IxEthAccPortId portId[in] port
|
|
*
|
|
* @return IxEthAccStatus
|
|
*
|
|
* @internal
|
|
*/
|
|
IX_ETH_ACC_PUBLIC
|
|
IxEthAccStatus ixEthAccSingleEthNpeCheck(IxEthAccPortId portId)
|
|
{
|
|
|
|
/* If not IXP42X A0 stepping, proceed to check for existence of coprocessors */
|
|
if ((IX_FEATURE_CTRL_SILICON_TYPE_A0 !=
|
|
(ixFeatureCtrlProductIdRead() & IX_FEATURE_CTRL_SILICON_STEPPING_MASK))
|
|
|| (IX_FEATURE_CTRL_DEVICE_TYPE_IXP42X != ixFeatureCtrlDeviceRead ()))
|
|
{
|
|
if ((IX_ETH_PORT_1 == portId) &&
|
|
(ixFeatureCtrlComponentCheck(IX_FEATURECTRL_ETH0) ==
|
|
IX_FEATURE_CTRL_COMPONENT_ENABLED))
|
|
{
|
|
return IX_ETH_ACC_SUCCESS;
|
|
}
|
|
|
|
if ((IX_ETH_PORT_2 == portId) &&
|
|
(ixFeatureCtrlComponentCheck(IX_FEATURECTRL_ETH1) ==
|
|
IX_FEATURE_CTRL_COMPONENT_ENABLED))
|
|
{
|
|
return IX_ETH_ACC_SUCCESS;
|
|
}
|
|
|
|
if ((IX_ETH_PORT_3 == portId) &&
|
|
(ixFeatureCtrlComponentCheck(IX_FEATURECTRL_NPEA_ETH) ==
|
|
IX_FEATURE_CTRL_COMPONENT_ENABLED))
|
|
{
|
|
return IX_ETH_ACC_SUCCESS;
|
|
}
|
|
|
|
return IX_ETH_ACC_FAIL;
|
|
}
|
|
|
|
return IX_ETH_ACC_SUCCESS;
|
|
}
|
|
|
|
/**
|
|
* @fn ixEthAccStatsShow(void)
|
|
*
|
|
* @brief Displays all EthAcc stats
|
|
*
|
|
* @return void
|
|
*
|
|
*/
|
|
void ixEthAccStatsShow(IxEthAccPortId portId)
|
|
{
|
|
ixEthAccMdioShow();
|
|
|
|
printf("\nPort %u\nUnicast MAC : ", portId);
|
|
ixEthAccPortUnicastAddressShow(portId);
|
|
ixEthAccPortMulticastAddressShow(portId);
|
|
printf("\n");
|
|
|
|
ixEthAccDataPlaneShow();
|
|
}
|
|
|
|
|
|
|