| /** |
| * @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 */ |
| |
| /** |
| *@} |
| */ |
