source: SVN/rincon/u-boot/cpu/ixp/npe/IxEthDBSpanningTree.c @ 55

Last change on this file since 55 was 55, checked in by Tim Harvey, 22 months ago

rincon: added latest u-boot source

restored form server backup

Signed-off-by: Tim Harvey <tharvey@…>

File size: 3.4 KB
Line 
1/**
2 * @file IxEthDBSpanningTree.c
3 *
4 * @brief Implementation of the STP API
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#include "IxEthDB_p.h"
47
48/**
49 * @brief sets the STP blocking state of a port
50 *
51 * @param portID ID of the port
52 * @param blocked TRUE to block the port or FALSE to unblock it
53 *
54 * Note that this function is documented in the main component
55 * header file, IxEthDB.h.
56 *
57 * @return IX_ETH_DB_SUCCESS if the operation completed successfully
58 * or an appropriate error message otherwise
59 */
60IX_ETH_DB_PUBLIC
61IxEthDBStatus ixEthDBSpanningTreeBlockingStateSet(IxEthDBPortId portID, BOOL blocked)
62{
63    IxNpeMhMessage message;
64    IX_STATUS result;
65   
66    IX_ETH_DB_CHECK_PORT(portID);
67   
68    IX_ETH_DB_CHECK_SINGLE_NPE(portID);
69 
70    IX_ETH_DB_CHECK_FEATURE(portID, IX_ETH_DB_SPANNING_TREE_PROTOCOL);
71   
72    ixEthDBPortInfo[portID].stpBlocked = blocked;
73
74    FILL_SETBLOCKINGSTATE_MSG(message, portID, blocked);
75   
76    IX_ETHDB_SEND_NPE_MSG(IX_ETH_DB_PORT_ID_TO_NPE(portID), message, result);
77   
78    return result;
79}
80
81/**
82 * @brief retrieves the STP blocking state of a port
83 *
84 * @param portID ID of the port
85 * @param blocked address to write the blocked status into
86 *
87 * Note that this function is documented in the main component
88 * header file, IxEthDB.h.
89 *
90 * @return IX_ETH_DB_SUCCESS if the operation completed successfully
91 * or an appropriate error message otherwise
92 */
93IX_ETH_DB_PUBLIC
94IxEthDBStatus ixEthDBSpanningTreeBlockingStateGet(IxEthDBPortId portID, BOOL *blocked)
95{
96    IX_ETH_DB_CHECK_PORT(portID);
97   
98    IX_ETH_DB_CHECK_SINGLE_NPE(portID);
99 
100    IX_ETH_DB_CHECK_FEATURE(portID, IX_ETH_DB_SPANNING_TREE_PROTOCOL);
101   
102    IX_ETH_DB_CHECK_REFERENCE(blocked);
103   
104    *blocked = ixEthDBPortInfo[portID].stpBlocked;
105   
106    return IX_ETH_DB_SUCCESS;
107}
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