u-boot/arch/arm/cpu/ixp/npe/IxEthDBSpanningTree.c

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/**
* @file IxEthDBSpanningTree.c
*
* @brief Implementation of the STP API
*
* @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 "IxEthDB_p.h"
/**
* @brief sets the STP blocking state of a port
*
* @param portID ID of the port
* @param blocked TRUE to block the port or FALSE to unblock it
*
* Note that this function is documented in the main component
* header file, IxEthDB.h.
*
* @return IX_ETH_DB_SUCCESS if the operation completed successfully
* or an appropriate error message otherwise
*/
IX_ETH_DB_PUBLIC
IxEthDBStatus ixEthDBSpanningTreeBlockingStateSet(IxEthDBPortId portID, BOOL blocked)
{
IxNpeMhMessage message;
IX_STATUS result;
IX_ETH_DB_CHECK_PORT(portID);
IX_ETH_DB_CHECK_SINGLE_NPE(portID);
IX_ETH_DB_CHECK_FEATURE(portID, IX_ETH_DB_SPANNING_TREE_PROTOCOL);
ixEthDBPortInfo[portID].stpBlocked = blocked;
FILL_SETBLOCKINGSTATE_MSG(message, portID, blocked);
IX_ETHDB_SEND_NPE_MSG(IX_ETH_DB_PORT_ID_TO_NPE(portID), message, result);
return result;
}
/**
* @brief retrieves the STP blocking state of a port
*
* @param portID ID of the port
* @param blocked address to write the blocked status into
*
* Note that this function is documented in the main component
* header file, IxEthDB.h.
*
* @return IX_ETH_DB_SUCCESS if the operation completed successfully
* or an appropriate error message otherwise
*/
IX_ETH_DB_PUBLIC
IxEthDBStatus ixEthDBSpanningTreeBlockingStateGet(IxEthDBPortId portID, BOOL *blocked)
{
IX_ETH_DB_CHECK_PORT(portID);
IX_ETH_DB_CHECK_SINGLE_NPE(portID);
IX_ETH_DB_CHECK_FEATURE(portID, IX_ETH_DB_SPANNING_TREE_PROTOCOL);
IX_ETH_DB_CHECK_REFERENCE(blocked);
*blocked = ixEthDBPortInfo[portID].stpBlocked;
return IX_ETH_DB_SUCCESS;
}