diff options
Diffstat (limited to 'drivers/net/npe/IxEthAccCommon.c')
| -rw-r--r-- | drivers/net/npe/IxEthAccCommon.c | 1025 |
1 files changed, 0 insertions, 1025 deletions
diff --git a/drivers/net/npe/IxEthAccCommon.c b/drivers/net/npe/IxEthAccCommon.c deleted file mode 100644 index 8249737..0000000 --- a/drivers/net/npe/IxEthAccCommon.c +++ /dev/null @@ -1,1025 +0,0 @@ -/** - * @file IxEthAccCommon.c - * - * @author Intel Corporation - * @date 12-Feb-2002 - * - * @brief This file contains the implementation common support routines for the component - * - * Design Notes: - * - * @par - * IXP400 SW Release version 2.0 - * - * -- Copyright Notice -- - * - * @par - * Copyright 2001-2005, Intel Corporation. - * All rights reserved. - * - * @par - * SPDX-License-Identifier: BSD-3-Clause - * @par - * -- End of Copyright Notice -- - */ - -/* - * Component header files - */ - -#include "IxOsal.h" -#include "IxEthAcc.h" -#include "IxEthDB.h" -#include "IxNpeMh.h" -#include "IxEthDBPortDefs.h" -#include "IxFeatureCtrl.h" -#include "IxEthAcc_p.h" -#include "IxEthAccQueueAssign_p.h" - -#include "IxEthAccDataPlane_p.h" -#include "IxEthAccMii_p.h" - -/** - * @addtogroup IxEthAccPri - *@{ - */ - -extern IxEthAccInfo ixEthAccDataInfo; - -/** - * - * @brief Maximum number of RX queues set to be the maximum number - * of traffic calsses. - * - */ -#define IX_ETHACC_MAX_RX_QUEUES \ - (IX_ETH_DB_QOS_TRAFFIC_CLASS_7_RX_QUEUE_PROPERTY \ - - IX_ETH_DB_QOS_TRAFFIC_CLASS_0_RX_QUEUE_PROPERTY \ - + 1) - -/** - * - * @brief Maximum number of 128 entry RX queues - * - */ -#define IX_ETHACC_MAX_LARGE_RX_QUEUES 4 - -/** - * - * @brief Data structure template for Default RX Queues - * - */ -IX_ETH_ACC_PRIVATE -IxEthAccQregInfo ixEthAccQmgrRxDefaultTemplate = - { - IX_ETH_ACC_RX_FRAME_ETH_Q, /**< Queue ID */ - "Eth Rx Q", - ixEthRxFrameQMCallback, /**< Functional callback */ - (IxQMgrCallbackId) 0, /**< Callback tag */ - IX_QMGR_Q_SIZE128, /**< Allocate Max Size Q */ - IX_QMGR_Q_ENTRY_SIZE1, /**< Queue Entry Sizes - all Q entries are single word entries */ - true, /**< Enable Q notification at startup */ - IX_ETH_ACC_RX_FRAME_ETH_Q_SOURCE,/**< Q Condition to drive callback */ - IX_QMGR_Q_WM_LEVEL0, /**< Q Low water mark */ - IX_QMGR_Q_WM_LEVEL1, /**< Q High water mark - needed by NPE */ - }; - -/** - * - * @brief Data structure template for Small RX Queues - * - */ -IX_ETH_ACC_PRIVATE -IxEthAccQregInfo ixEthAccQmgrRxSmallTemplate = - { - IX_ETH_ACC_RX_FRAME_ETH_Q, /**< Queue ID */ - "Eth Rx Q", - ixEthRxFrameQMCallback, /**< Functional callback */ - (IxQMgrCallbackId) 0, /**< Callback tag */ - IX_QMGR_Q_SIZE64, /**< Allocate Smaller Q */ - IX_QMGR_Q_ENTRY_SIZE1, /**< Queue Entry Sizes - all Q entries are single word entries */ - true, /**< Enable Q notification at startup */ - IX_ETH_ACC_RX_FRAME_ETH_Q_SOURCE,/**< Q Condition to drive callback */ - IX_QMGR_Q_WM_LEVEL0, /**< Q Low water mark */ - IX_QMGR_Q_WM_LEVEL1, /**< Q High water mark - needed by NPE */ - }; - - -/** - * - * @brief Data structure used to register & initialize the Queues - * - */ -IX_ETH_ACC_PRIVATE -IxEthAccQregInfo ixEthAccQmgrStaticInfo[]= -{ - { - IX_ETH_ACC_RX_FREE_BUFF_ENET0_Q, - "Eth Rx Fr Q 1", - ixEthRxFreeQMCallback, - (IxQMgrCallbackId) IX_ETH_PORT_1, - IX_QMGR_Q_SIZE128, /**< Allocate Max Size Q */ - IX_QMGR_Q_ENTRY_SIZE1, /**< Queue Entry Sizes - all Q entries are single word entries */ - false, /**< Disable Q notification at startup */ - IX_ETH_ACC_RX_FREE_BUFF_ENET0_Q_SOURCE, /**< Q Condition to drive callback */ - IX_QMGR_Q_WM_LEVEL0, /***< Q Low water mark */ - IX_QMGR_Q_WM_LEVEL64, /**< Q High water mark */ - }, - - { - IX_ETH_ACC_RX_FREE_BUFF_ENET1_Q, - "Eth Rx Fr Q 2", - ixEthRxFreeQMCallback, - (IxQMgrCallbackId) IX_ETH_PORT_2, - IX_QMGR_Q_SIZE128, /**< Allocate Max Size Q */ - IX_QMGR_Q_ENTRY_SIZE1, /**< Queue Entry Sizes - all Q entries are single word entries */ - false, /**< Disable Q notification at startup */ - IX_ETH_ACC_RX_FREE_BUFF_ENET1_Q_SOURCE, /**< Q Condition to drive callback */ - IX_QMGR_Q_WM_LEVEL0, /**< Q Low water mark */ - IX_QMGR_Q_WM_LEVEL64, /**< Q High water mark */ - }, -#ifdef __ixp46X - { - IX_ETH_ACC_RX_FREE_BUFF_ENET2_Q, - "Eth Rx Fr Q 3", - ixEthRxFreeQMCallback, - (IxQMgrCallbackId) IX_ETH_PORT_3, - IX_QMGR_Q_SIZE128, /**< Allocate Max Size Q */ - IX_QMGR_Q_ENTRY_SIZE1, /**< Queue Entry Sizes - all Q entries are single word entries */ - false, /**< Disable Q notification at startup */ - IX_ETH_ACC_RX_FREE_BUFF_ENET2_Q_SOURCE, /**< Q Condition to drive callback */ - IX_QMGR_Q_WM_LEVEL0, /**< Q Low water mark */ - IX_QMGR_Q_WM_LEVEL64, /**< Q High water mark */ - }, -#endif - { - IX_ETH_ACC_TX_FRAME_ENET0_Q, - "Eth Tx Q 1", - ixEthTxFrameQMCallback, - (IxQMgrCallbackId) IX_ETH_PORT_1, - IX_QMGR_Q_SIZE128, /**< Allocate Max Size Q */ - IX_QMGR_Q_ENTRY_SIZE1, /**< Queue Entry Sizes - all Q entries are single word entries */ - false, /**< Disable Q notification at startup */ - IX_ETH_ACC_TX_FRAME_ENET0_Q_SOURCE, /**< Q Condition to drive callback */ - IX_QMGR_Q_WM_LEVEL0, /**< Q Low water mark */ - IX_QMGR_Q_WM_LEVEL64, /**< Q High water mark */ - }, - - { - IX_ETH_ACC_TX_FRAME_ENET1_Q, - "Eth Tx Q 2", - ixEthTxFrameQMCallback, - (IxQMgrCallbackId) IX_ETH_PORT_2, - IX_QMGR_Q_SIZE128, /**< Allocate Max Size Q */ - IX_QMGR_Q_ENTRY_SIZE1, /**< Queue Entry Sizes - all Q entries are single word entries */ - false, /**< Disable Q notification at startup */ - IX_ETH_ACC_TX_FRAME_ENET1_Q_SOURCE, /**< Q Condition to drive callback */ - IX_QMGR_Q_WM_LEVEL0, /**< Q Low water mark */ - IX_QMGR_Q_WM_LEVEL64, /**< Q High water mark */ - }, -#ifdef __ixp46X - { - IX_ETH_ACC_TX_FRAME_ENET2_Q, - "Eth Tx Q 3", - ixEthTxFrameQMCallback, - (IxQMgrCallbackId) IX_ETH_PORT_3, - IX_QMGR_Q_SIZE128, /**< Allocate Max Size Q */ - IX_QMGR_Q_ENTRY_SIZE1, /** Queue Entry Sizes - all Q entries are single ord entries */ - false, /** Disable Q notification at startup */ - IX_ETH_ACC_TX_FRAME_ENET2_Q_SOURCE, /** Q Condition to drive callback */ - IX_QMGR_Q_WM_LEVEL0, /* No queues use almost empty */ - IX_QMGR_Q_WM_LEVEL64, /** Q High water mark - needed used */ - }, -#endif - { - IX_ETH_ACC_TX_FRAME_DONE_ETH_Q, - "Eth Tx Done Q", - ixEthTxFrameDoneQMCallback, - (IxQMgrCallbackId) 0, - IX_QMGR_Q_SIZE128, /**< Allocate Max Size Q */ - IX_QMGR_Q_ENTRY_SIZE1, /**< Queue Entry Sizes - all Q entries are single word entries */ - true, /**< Enable Q notification at startup */ - IX_ETH_ACC_TX_FRAME_DONE_ETH_Q_SOURCE, /**< Q Condition to drive callback */ - IX_QMGR_Q_WM_LEVEL0, /**< Q Low water mark */ - IX_QMGR_Q_WM_LEVEL2, /**< Q High water mark - needed by NPE */ - }, - - { /* Null Termination entry - */ - (IxQMgrQId)0, - (char *) NULL, - (IxQMgrCallback) NULL, - (IxQMgrCallbackId) 0, - 0, - 0, - 0, - 0, - 0, - 0 - } - -}; - -/** - * - * @brief Data structure used to register & initialize the Queues - * - * The structure will be filled at run time depending on the NPE - * image already loaded and the QoS configured in ethDB. - * - */ -IX_ETH_ACC_PRIVATE -IxEthAccQregInfo ixEthAccQmgrRxQueuesInfo[IX_ETHACC_MAX_RX_QUEUES+1]= -{ - { /* PlaceHolder for rx queues - * depending on the QoS configured - */ - (IxQMgrQId)0, - (char *) NULL, - (IxQMgrCallback) NULL, - (IxQMgrCallbackId) 0, - 0, - 0, - 0, - 0, - 0, - 0 - }, - - { /* PlaceHolder for rx queues - * depending on the QoS configured - */ - (IxQMgrQId)0, - (char *) NULL, - (IxQMgrCallback) NULL, - (IxQMgrCallbackId) 0, - 0, - 0, - 0, - 0, - 0, - 0 - }, - - { /* PlaceHolder for rx queues - * depending on the QoS configured - */ - (IxQMgrQId)0, - (char *) NULL, - (IxQMgrCallback) NULL, - (IxQMgrCallbackId) 0, - 0, - 0, - 0, - 0, - 0, - 0 - }, - - { /* PlaceHolder for rx queues - * depending on the QoS configured - */ - (IxQMgrQId)0, - (char *) NULL, - (IxQMgrCallback) NULL, - (IxQMgrCallbackId) 0, - 0, - 0, - 0, - 0, - 0, - 0 - }, - - { /* PlaceHolder for rx queues - * depending on the QoS configured - */ - (IxQMgrQId)0, - (char *) NULL, - (IxQMgrCallback) NULL, - (IxQMgrCallbackId) 0, - 0, - 0, - 0, - 0, - 0, - 0 - }, - - { /* PlaceHolder for rx queues - * depending on the QoS configured - */ - (IxQMgrQId)0, - (char *) NULL, - (IxQMgrCallback) NULL, - (IxQMgrCallbackId) 0, - 0, - 0, - 0, - 0, - 0, - 0 - }, - - { /* PlaceHolder for rx queues - * depending on the QoS configured - */ - (IxQMgrQId)0, - (char *) NULL, - (IxQMgrCallback) NULL, - (IxQMgrCallbackId) 0, - 0, - 0, - 0, - 0, - 0, - 0 - }, - - { /* PlaceHolder for rx queues - * depending on the QoS configured - */ - (IxQMgrQId)0, - (char *) NULL, - (IxQMgrCallback) NULL, - (IxQMgrCallbackId) 0, - 0, - 0, - 0, - 0, - 0, - 0 - }, - - { /* Null Termination entry - */ - (IxQMgrQId)0, - (char *) NULL, - (IxQMgrCallback) NULL, - (IxQMgrCallbackId) 0, - 0, - 0, - 0, - 0, - 0, - 0 - } - -}; - -/* forward declarations */ -IX_ETH_ACC_PRIVATE IxEthAccStatus -ixEthAccQMgrQueueSetup(IxEthAccQregInfo *qInfoDes); - -/** - * @fn ixEthAccQMgrQueueSetup(void) - * - * @brief Setup one queue and its event, and register the callback required - * by this component to the QMgr - * - * @internal - */ -IX_ETH_ACC_PRIVATE IxEthAccStatus -ixEthAccQMgrQueueSetup(IxEthAccQregInfo *qInfoDes) -{ - /* - * Configure each Q. - */ - if ( ixQMgrQConfig( qInfoDes->qName, - qInfoDes->qId, - qInfoDes->qSize, - qInfoDes->qWords) != IX_SUCCESS) - { - return IX_ETH_ACC_FAIL; - } - - if ( ixQMgrWatermarkSet( qInfoDes->qId, - qInfoDes->AlmostEmptyThreshold, - qInfoDes->AlmostFullThreshold - ) != IX_SUCCESS) - { - return IX_ETH_ACC_FAIL; - } - - /* - * Set dispatcher priority. - */ - if ( ixQMgrDispatcherPrioritySet( qInfoDes->qId, - IX_ETH_ACC_QM_QUEUE_DISPATCH_PRIORITY) - != IX_SUCCESS) - { - return IX_ETH_ACC_FAIL; - } - - /* - * Register callbacks for each Q. - */ - if ( ixQMgrNotificationCallbackSet(qInfoDes->qId, - qInfoDes->qCallback, - qInfoDes->callbackTag) - != IX_SUCCESS ) - { - return IX_ETH_ACC_FAIL; - } - - /* - * Set notification condition for Q - */ - if (qInfoDes->qNotificationEnableAtStartup == true) - { - if ( ixQMgrNotificationEnable(qInfoDes->qId, - qInfoDes->qConditionSource) - != IX_SUCCESS ) - { - return IX_ETH_ACC_FAIL; - } - } - - return(IX_ETH_ACC_SUCCESS); -} - -/** - * @fn ixEthAccQMgrQueuesConfig(void) - * - * @brief Setup all the queues and register all callbacks required - * by this component to the QMgr - * - * The RxFree queues, tx queues, rx queues are configured statically - * - * Rx queues configuration is driven by QoS setup. - * Many Rx queues may be required when QoS is enabled (this depends - * on IxEthDB setup and the images being downloaded). The configuration - * of the rxQueues is done in many steps as follows: - * - * @li select all Rx queues as configured by ethDB for all ports - * @li sort the queues by traffic class - * @li build the priority dependency for all queues - * @li fill the configuration for all rx queues - * @li configure all statically configured queues - * @li configure all dynamically configured queues - * - * @param none - * - * @return IxEthAccStatus - * - * @internal - */ -IX_ETH_ACC_PUBLIC -IxEthAccStatus ixEthAccQMgrQueuesConfig(void) -{ - struct - { - int npeCount; - UINT32 npeId; - IxQMgrQId qId; - IxEthDBProperty trafficClass; - } rxQueues[IX_ETHACC_MAX_RX_QUEUES]; - - UINT32 rxQueue = 0; - UINT32 rxQueueCount = 0; - IxQMgrQId ixQId =IX_QMGR_MAX_NUM_QUEUES; - IxEthDBStatus ixEthDBStatus = IX_ETH_DB_SUCCESS; - IxEthDBPortId ixEthDbPortId = 0; - IxEthAccPortId ixEthAccPortId = 0; - UINT32 ixNpeId = 0; - UINT32 ixHighestNpeId = 0; - UINT32 sortIterations = 0; - IxEthAccStatus ret = IX_ETH_ACC_SUCCESS; - IxEthAccQregInfo *qInfoDes = NULL; - 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(); -} - - - |