/** * @file IxEthAcc.c * * @author Intel Corporation * @date 20-Feb-2001 * * @brief This file contains the implementation of the 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 -- */#include "IxEthAcc.h"#ifdef CONFIG_IXP425_COMPONENT_ETHDB#include "IxEthDB.h"#endif#include "IxFeatureCtrl.h"#include "IxEthAcc_p.h"#include "IxEthAccMac_p.h"#include "IxEthAccMii_p.h"/** * @addtogroup IxEthAcc *@{ *//** * @brief System-wide information data strucure. * * @ingroup IxEthAccPri * */IxEthAccInfo ixEthAccDataInfo;extern PUBLIC IxEthAccMacState ixEthAccMacState[];extern PUBLIC IxOsalMutex ixEthAccControlInterfaceMutex;/** * @brief System-wide information * * @ingroup IxEthAccPri * */BOOL ixEthAccServiceInit = FALSE;/* global filtering bit mask */PUBLIC UINT32 ixEthAccNewSrcMask;/** * @brief Per port information data strucure. * * @ingroup IxEthAccPri * */IxEthAccPortDataInfo ixEthAccPortData[IX_ETH_ACC_NUMBER_OF_PORTS];PUBLIC IxEthAccStatus ixEthAccInit(){#ifdef CONFIG_IXP425_COMPONENT_ETHDB  /*   * Initialize Control plane   */  if (ixEthDBInit() != IX_ETH_ACC_SUCCESS)  {      IX_ETH_ACC_WARNING_LOG("ixEthAccInit: EthDB init failed\n", 0, 0, 0, 0, 0, 0);      return IX_ETH_ACC_FAIL;  }#endif  if (IX_FEATURE_CTRL_SWCONFIG_ENABLED == ixFeatureCtrlSwConfigurationCheck (IX_FEATURECTRL_ETH_LEARNING))  {      ixEthAccNewSrcMask = (~0); /* want all the bits */  }  else  {      ixEthAccNewSrcMask = (~IX_ETHACC_NE_NEWSRCMASK); /* want all but the NewSrc bit */  }  /*   * Initialize Data plane   */   if ( ixEthAccInitDataPlane()  != IX_ETH_ACC_SUCCESS )   {      IX_ETH_ACC_WARNING_LOG("ixEthAccInit: data plane init failed\n", 0, 0, 0, 0, 0, 0);       return IX_ETH_ACC_FAIL;   }   if ( ixEthAccQMgrQueuesConfig() != IX_ETH_ACC_SUCCESS )   {      IX_ETH_ACC_WARNING_LOG("ixEthAccInit: queue config failed\n", 0, 0, 0, 0, 0, 0);       return IX_ETH_ACC_FAIL;   }   /*    * Initialize MII    */   if ( ixEthAccMiiInit() != IX_ETH_ACC_SUCCESS )   {      IX_ETH_ACC_WARNING_LOG("ixEthAccInit: Mii init failed\n", 0, 0, 0, 0, 0, 0);       return IX_ETH_ACC_FAIL;   }   /*    * Initialize MAC I/O memory    */   if (ixEthAccMacMemInit() != IX_ETH_ACC_SUCCESS)   {      IX_ETH_ACC_WARNING_LOG("ixEthAccInit: Mac init failed\n", 0, 0, 0, 0, 0, 0);     return IX_ETH_ACC_FAIL;   }   /*    * Initialize control plane interface lock    */   if (ixOsalMutexInit(&ixEthAccControlInterfaceMutex) != IX_SUCCESS)   {       IX_ETH_ACC_WARNING_LOG("ixEthAccInit: Control plane interface lock initialization failed\n", 0, 0, 0, 0, 0, 0);       return IX_ETH_ACC_FAIL;   }   /* initialiasation is complete */   ixEthAccServiceInit = TRUE;   return IX_ETH_ACC_SUCCESS;}PUBLIC void ixEthAccUnload(void){    IxEthAccPortId portId;    if ( IX_ETH_ACC_IS_SERVICE_INITIALIZED() )    {       /* check none of the port is still active */       for (portId = 0; portId < IX_ETH_ACC_NUMBER_OF_PORTS; portId++)       {	   if ( IX_ETH_IS_PORT_INITIALIZED(portId) )	   {	       if (ixEthAccMacState[portId].portDisableState == ACTIVE)	       {		   IX_ETH_ACC_WARNING_LOG("ixEthAccUnload: port %u still active, bail out\n", portId, 0, 0, 0, 0, 0);		   return;	       }	   }       }       /* unmap the memory areas */       ixEthAccMiiUnload();       ixEthAccMacUnload();       /* set all ports as uninitialized */       for (portId = 0; portId < IX_ETH_ACC_NUMBER_OF_PORTS; portId++)       {	       ixEthAccPortData[portId].portInitialized = FALSE;       }       /* uninitialize the service */       ixEthAccServiceInit = FALSE;   }}PUBLIC IxEthAccStatus ixEthAccPortInit( IxEthAccPortId portId){  IxEthAccStatus ret=IX_ETH_ACC_SUCCESS;   if ( ! IX_ETH_ACC_IS_SERVICE_INITIALIZED() )   {   	return(IX_ETH_ACC_FAIL);   }   /*    * Check for valid port    */   if ( ! IX_ETH_ACC_IS_PORT_VALID(portId) )   {       return (IX_ETH_ACC_INVALID_PORT);   }   if (IX_ETH_ACC_SUCCESS != ixEthAccSingleEthNpeCheck(portId))   {       IX_ETH_ACC_WARNING_LOG("EthAcc: Unavailable Eth %d: Cannot initialize Eth port.\n",(INT32) portId,0,0,0,0,0);       return IX_ETH_ACC_SUCCESS ;   }   if ( IX_ETH_IS_PORT_INITIALIZED(portId) )   {   	/* Already initialized */   	return(IX_ETH_ACC_FAIL);   }   if(ixEthAccMacInit(portId)!=IX_ETH_ACC_SUCCESS)   {       return IX_ETH_ACC_FAIL;   }   /*     * Set the port init flag.     */    ixEthAccPortData[portId].portInitialized = TRUE;#ifdef CONFIG_IXP425_COMPONENT_ETHDB    /* init learning/filtering database structures for this port */    ixEthDBPortInit(portId);#endif    return(ret);}