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1 | /** |
2 | * @file IxEthDBQoS.h | |
3 | * | |
4 | * @brief Public definitions for QoS traffic classes | |
5 | * | |
6 | * @par | |
7 | * IXP400 SW Release version 2.0 | |
8 | * | |
9 | * -- Copyright Notice -- | |
10 | * | |
11 | * @par | |
12 | * Copyright 2001-2005, Intel Corporation. | |
13 | * All rights reserved. | |
14 | * | |
15 | * @par | |
16 | * Redistribution and use in source and binary forms, with or without | |
17 | * modification, are permitted provided that the following conditions | |
18 | * are met: | |
19 | * 1. Redistributions of source code must retain the above copyright | |
20 | * notice, this list of conditions and the following disclaimer. | |
21 | * 2. Redistributions in binary form must reproduce the above copyright | |
22 | * notice, this list of conditions and the following disclaimer in the | |
23 | * documentation and/or other materials provided with the distribution. | |
24 | * 3. Neither the name of the Intel Corporation nor the names of its contributors | |
25 | * may be used to endorse or promote products derived from this software | |
26 | * without specific prior written permission. | |
27 | * | |
28 | * @par | |
29 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS'' | |
30 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
31 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
32 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE | |
33 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
34 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
35 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
36 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
37 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
38 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
39 | * SUCH DAMAGE. | |
40 | * | |
41 | * @par | |
42 | * -- End of Copyright Notice -- | |
43 | */ | |
44 | ||
45 | /** | |
46 | * @defgroup IxEthDBPortDefs IXP400 Ethernet QoS definitions | |
47 | * | |
48 | * @brief IXP00 Public definitions for QoS traffic classes | |
49 | * | |
50 | * @{ | |
51 | */ | |
52 | ||
53 | #ifndef IxEthDBQoS_H | |
54 | #define IxEthDBQoS_H | |
55 | ||
56 | /** | |
57 | * @def IX_ETH_DB_QUEUE_UNAVAILABLE | |
58 | * @brief alias to indicate a queue (traffic class) is not available | |
59 | */ | |
60 | #define IX_ETH_DB_QUEUE_UNAVAILABLE (0) | |
61 | ||
62 | #ifndef IX_IEEE802_1Q_QOS_PRIORITY_COUNT | |
63 | /** | |
64 | * @def IX_IEEE802_1Q_QOS_PRIORITY_COUNT | |
65 | * @brief number of QoS priorities, according to IEEE 802.1Q | |
66 | */ | |
67 | #define IX_IEEE802_1Q_QOS_PRIORITY_COUNT (8) | |
68 | #endif | |
69 | ||
70 | /** | |
71 | * @brief array containing all the supported traffic class configurations | |
72 | */ | |
73 | static const | |
74 | UINT8 ixEthDBQueueAssignments[][IX_IEEE802_1Q_QOS_PRIORITY_COUNT] = | |
75 | { | |
76 | { 4, 5, 6, 7, IX_ETH_DB_QUEUE_UNAVAILABLE, IX_ETH_DB_QUEUE_UNAVAILABLE, IX_ETH_DB_QUEUE_UNAVAILABLE, IX_ETH_DB_QUEUE_UNAVAILABLE }, | |
77 | { 15, 16, 17, 18, IX_ETH_DB_QUEUE_UNAVAILABLE, IX_ETH_DB_QUEUE_UNAVAILABLE, IX_ETH_DB_QUEUE_UNAVAILABLE, IX_ETH_DB_QUEUE_UNAVAILABLE }, | |
78 | { 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 }, | |
79 | { 4, 5, 6, 7, 8, 9, 10, 11 } | |
80 | /* add here all other cases of queue configuration structures and update ixEthDBTrafficClassDefinitions to use them */ | |
81 | }; | |
82 | ||
83 | /** | |
84 | * @brief value used to index the NPE A functionality ID in the traffic class definition table | |
85 | */ | |
86 | #define IX_ETH_DB_NPE_A_FUNCTIONALITY_ID_INDEX (0) | |
87 | ||
88 | /** | |
89 | * @brief value used to index the traffic class count in the traffic class definition table | |
90 | */ | |
91 | #define IX_ETH_DB_TRAFFIC_CLASS_COUNT_INDEX (1) | |
92 | ||
93 | /** | |
94 | * @brief value used to index the queue assignment index in the traffic class definition table | |
95 | */ | |
96 | #define IX_ETH_DB_QUEUE_ASSIGNMENT_INDEX (2) | |
97 | ||
98 | /** | |
99 | * @brief traffic class definitions | |
100 | * | |
101 | * This array contains the default traffic class definition configuration, | |
102 | * as well as any special cases dictated by the functionality ID of NPE A. | |
103 | * | |
104 | * The default case should not be removed (otherwise the Ethernet | |
105 | * components will assert a fatal failure on initialization). | |
106 | */ | |
107 | static const | |
108 | UINT8 ixEthDBTrafficClassDefinitions[][3] = | |
109 | { | |
110 | /* NPE A functionality ID | traffic class count | queue assignment index (points to the queue enumeration in ixEthDBQueueAssignments) */ | |
111 | { 0x00, 4, 0 }, /* default case - DO NOT REMOVE */ | |
112 | { 0x04, 4, 1 }, /* NPE A image ID 0.4.0.0 */ | |
113 | { 0x09, 3, 2 }, /* NPE A image ID 0.9.0.0 */ | |
114 | { 0x80, 8, 3 }, /* NPE A image ID 10.80.02.0 */ | |
115 | { 0x81, 8, 3 }, /* NPE A image ID 10.81.02.0 */ | |
116 | { 0x82, 8, 3 } /* NPE A image ID 10.82.02.0 */ | |
117 | }; | |
118 | ||
119 | /** | |
120 | * @brief IEEE 802.1Q recommended QoS Priority => traffic class maps | |
121 | * | |
122 | * @verbatim | |
d9455273 WD |
123 | Number of available traffic classes |
124 | 1 2 3 4 5 6 7 8 | |
125 | QoS Priority | |
126 | 0 0 0 0 1 1 1 1 2 | |
127 | 1 0 0 0 0 0 0 0 0 | |
128 | 2 0 0 0 0 0 0 0 1 | |
129 | 3 0 0 0 1 1 2 2 3 | |
130 | 4 0 1 1 2 2 3 3 4 | |
131 | 5 0 1 1 2 3 4 4 5 | |
132 | 6 0 1 2 3 4 5 5 6 | |
ba94a1bb WD |
133 | 7 0 1 2 3 4 5 6 7 |
134 | ||
135 | @endverbatim | |
136 | */ | |
137 | static const | |
138 | UINT8 ixEthIEEE802_1QUserPriorityToTrafficClassMapping[IX_IEEE802_1Q_QOS_PRIORITY_COUNT][IX_IEEE802_1Q_QOS_PRIORITY_COUNT] = | |
139 | { | |
140 | { 0, 0, 0, 0, 0, 0, 0, 0 }, /* 1 traffic class available */ | |
141 | { 0, 0, 0, 0, 1, 1, 1, 1 }, /* 2 traffic classes available */ | |
142 | { 0, 0, 0, 0, 1, 1, 2, 2 }, /* 3 traffic classes available */ | |
143 | { 1, 0, 0, 1, 2, 2, 3, 3 }, /* 4 traffic classes available */ | |
144 | { 1, 0, 0, 1, 2, 3, 4, 4 }, /* 5 traffic classes available */ | |
145 | { 1, 0, 0, 2, 3, 4, 5, 5 }, /* 6 traffic classes available */ | |
146 | { 1, 0, 0, 2, 3, 4, 5, 6 }, /* 7 traffic classes available */ | |
147 | { 2, 0, 1, 3, 4, 5, 6, 7 } /* 8 traffic classes available */ | |
148 | }; | |
149 | ||
150 | #endif /* IxEthDBQoS_H */ | |
151 | ||
152 | /** | |
153 | *@} | |
154 | */ |