/** * @file IxEthDBQoS.h * * @brief Public definitions for QoS traffic classes * * @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 -- */ /** * @defgroup IxEthDBPortDefs IXP400 Ethernet QoS definitions * * @brief IXP00 Public definitions for QoS traffic classes * * @{ */ #ifndef IxEthDBQoS_H #define IxEthDBQoS_H /** * @def IX_ETH_DB_QUEUE_UNAVAILABLE * @brief alias to indicate a queue (traffic class) is not available */ #define IX_ETH_DB_QUEUE_UNAVAILABLE (0) #ifndef IX_IEEE802_1Q_QOS_PRIORITY_COUNT /** * @def IX_IEEE802_1Q_QOS_PRIORITY_COUNT * @brief number of QoS priorities, according to IEEE 802.1Q */ #define IX_IEEE802_1Q_QOS_PRIORITY_COUNT (8) #endif /** * @brief array containing all the supported traffic class configurations */ static const UINT8 ixEthDBQueueAssignments[][IX_IEEE802_1Q_QOS_PRIORITY_COUNT] = { { 4, 5, 6, 7, IX_ETH_DB_QUEUE_UNAVAILABLE, IX_ETH_DB_QUEUE_UNAVAILABLE, IX_ETH_DB_QUEUE_UNAVAILABLE, IX_ETH_DB_QUEUE_UNAVAILABLE }, { 15, 16, 17, 18, IX_ETH_DB_QUEUE_UNAVAILABLE, IX_ETH_DB_QUEUE_UNAVAILABLE, IX_ETH_DB_QUEUE_UNAVAILABLE, IX_ETH_DB_QUEUE_UNAVAILABLE }, { 11, 23, 26, IX_ETH_DB_QUEUE_UNAVAILABLE, IX_ETH_DB_QUEUE_UNAVAILABLE, IX_ETH_DB_QUEUE_UNAVAILABLE, IX_ETH_DB_QUEUE_UNAVAILABLE, IX_ETH_DB_QUEUE_UNAVAILABLE }, { 4, 5, 6, 7, 8, 9, 10, 11 } /* add here all other cases of queue configuration structures and update ixEthDBTrafficClassDefinitions to use them */ }; /** * @brief value used to index the NPE A functionality ID in the traffic class definition table */ #define IX_ETH_DB_NPE_A_FUNCTIONALITY_ID_INDEX (0) /** * @brief value used to index the traffic class count in the traffic class definition table */ #define IX_ETH_DB_TRAFFIC_CLASS_COUNT_INDEX (1) /** * @brief value used to index the queue assignment index in the traffic class definition table */ #define IX_ETH_DB_QUEUE_ASSIGNMENT_INDEX (2) /** * @brief traffic class definitions * * This array contains the default traffic class definition configuration, * as well as any special cases dictated by the functionality ID of NPE A. * * The default case should not be removed (otherwise the Ethernet * components will assert a fatal failure on initialization). */ static const UINT8 ixEthDBTrafficClassDefinitions[][3] = { /* NPE A functionality ID | traffic class count | queue assignment index (points to the queue enumeration in ixEthDBQueueAssignments) */ { 0x00, 4, 0 }, /* default case - DO NOT REMOVE */ { 0x04, 4, 1 }, /* NPE A image ID 0.4.0.0 */ { 0x09, 3, 2 }, /* NPE A image ID 0.9.0.0 */ { 0x80, 8, 3 }, /* NPE A image ID 10.80.02.0 */ { 0x81, 8, 3 }, /* NPE A image ID 10.81.02.0 */ { 0x82, 8, 3 } /* NPE A image ID 10.82.02.0 */ }; /** * @brief IEEE 802.1Q recommended QoS Priority => traffic class maps * * @verbatim Number of available traffic classes 1 2 3 4 5 6 7 8 QoS Priority 0 0 0 0 1 1 1 1 2 1 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 1 3 0 0 0 1 1 2 2 3 4 0 1 1 2 2 3 3 4 5 0 1 1 2 3 4 4 5 6 0 1 2 3 4 5 5 6 7 0 1 2 3 4 5 6 7 @endverbatim */ static const UINT8 ixEthIEEE802_1QUserPriorityToTrafficClassMapping[IX_IEEE802_1Q_QOS_PRIORITY_COUNT][IX_IEEE802_1Q_QOS_PRIORITY_COUNT] = { { 0, 0, 0, 0, 0, 0, 0, 0 }, /* 1 traffic class available */ { 0, 0, 0, 0, 1, 1, 1, 1 }, /* 2 traffic classes available */ { 0, 0, 0, 0, 1, 1, 2, 2 }, /* 3 traffic classes available */ { 1, 0, 0, 1, 2, 2, 3, 3 }, /* 4 traffic classes available */ { 1, 0, 0, 1, 2, 3, 4, 4 }, /* 5 traffic classes available */ { 1, 0, 0, 2, 3, 4, 5, 5 }, /* 6 traffic classes available */ { 1, 0, 0, 2, 3, 4, 5, 6 }, /* 7 traffic classes available */ { 2, 0, 1, 3, 4, 5, 6, 7 } /* 8 traffic classes available */ }; #endif /* IxEthDBQoS_H */ /** *@} */