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Diffstat (limited to 'drivers/net/npe/IxEthAcc.c')
| -rw-r--r-- | drivers/net/npe/IxEthAcc.c | 261 |
1 files changed, 261 insertions, 0 deletions
diff --git a/drivers/net/npe/IxEthAcc.c b/drivers/net/npe/IxEthAcc.c new file mode 100644 index 000000000..20d3d9e9b --- /dev/null +++ b/drivers/net/npe/IxEthAcc.c @@ -0,0 +1,261 @@ +/** + * @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_DB_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); +} + + |