upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 
u-boot/arch/arm/cpu/ixp/npe/include/IxEthDBQoS.h

154 lines
5.8 KiB

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