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18 <h1>/home/epimerde/documents/tc11/CanFestival-3/src/nmtMaster.c</h1><a href="nmtMaster_8c.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span> |
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19 <a name="l00002"></a>00002 <span class="comment">This file is part of CanFestival, a library implementing CanOpen Stack. </span> |
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20 <a name="l00003"></a>00003 <span class="comment"></span> |
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21 <a name="l00004"></a>00004 <span class="comment">Copyright (C): Edouard TISSERANT and Francis DUPIN</span> |
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22 <a name="l00005"></a>00005 <span class="comment"></span> |
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23 <a name="l00006"></a>00006 <span class="comment">See COPYING file for copyrights details.</span> |
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24 <a name="l00007"></a>00007 <span class="comment"></span> |
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25 <a name="l00008"></a>00008 <span class="comment">This library is free software; you can redistribute it and/or</span> |
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26 <a name="l00009"></a>00009 <span class="comment">modify it under the terms of the GNU Lesser General Public</span> |
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27 <a name="l00010"></a>00010 <span class="comment">License as published by the Free Software Foundation; either</span> |
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28 <a name="l00011"></a>00011 <span class="comment">version 2.1 of the License, or (at your option) any later version.</span> |
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29 <a name="l00012"></a>00012 <span class="comment"></span> |
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30 <a name="l00013"></a>00013 <span class="comment">This library is distributed in the hope that it will be useful,</span> |
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31 <a name="l00014"></a>00014 <span class="comment">but WITHOUT ANY WARRANTY; without even the implied warranty of</span> |
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32 <a name="l00015"></a>00015 <span class="comment">MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span> |
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33 <a name="l00016"></a>00016 <span class="comment">Lesser General Public License for more details.</span> |
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34 <a name="l00017"></a>00017 <span class="comment"></span> |
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35 <a name="l00018"></a>00018 <span class="comment">You should have received a copy of the GNU Lesser General Public</span> |
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36 <a name="l00019"></a>00019 <span class="comment">License along with this library; if not, write to the Free Software</span> |
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37 <a name="l00020"></a>00020 <span class="comment">Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA</span> |
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38 <a name="l00021"></a>00021 <span class="comment">*/</span> |
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39 <a name="l00022"></a>00022 |
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40 <a name="l00023"></a>00023 <span class="preprocessor">#include "nmtMaster.h"</span> |
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41 <a name="l00024"></a>00024 <span class="preprocessor">#include "canfestival.h"</span> |
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42 <a name="l00025"></a>00025 |
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43 <a name="l00026"></a>00026 <span class="comment">/******************************************************************************/</span> |
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44 <a name="l00027"></a><a class="code" href="nmtMaster_8c.html#6170d95d9900ef756921a934c5fb37d2">00027</a> UNS8 <a class="code" href="nmtMaster_8c.html#6170d95d9900ef756921a934c5fb37d2">masterSendNMTstateChange</a>(CO_Data* d, UNS8 Node_ID, UNS8 cs) |
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45 <a name="l00028"></a>00028 { |
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46 <a name="l00029"></a>00029 Message m; |
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47 <a name="l00030"></a>00030 |
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48 <a name="l00031"></a>00031 MSG_WAR(0x3501, <span class="stringliteral">"Send_NMT cs : "</span>, cs); |
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49 <a name="l00032"></a>00032 MSG_WAR(0x3502, <span class="stringliteral">" to node : "</span>, Node_ID); |
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50 <a name="l00033"></a>00033 <span class="comment">/* message configuration */</span> |
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51 <a name="l00034"></a>00034 m.cob_id.w = 0x0000; <span class="comment">/*(NMT) << 7*/</span> |
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52 <a name="l00035"></a>00035 m.rtr = NOT_A_REQUEST; |
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53 <a name="l00036"></a>00036 m.len = 2; |
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54 <a name="l00037"></a>00037 m.data[0] = cs; |
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55 <a name="l00038"></a>00038 m.data[1] = Node_ID; |
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56 <a name="l00039"></a>00039 |
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57 <a name="l00040"></a>00040 <span class="keywordflow">return</span> canSend(d->canHandle,&m); |
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58 <a name="l00041"></a>00041 } |
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59 <a name="l00042"></a>00042 |
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60 <a name="l00043"></a>00043 |
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61 <a name="l00044"></a>00044 <span class="comment">/****************************************************************************/</span> |
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62 <a name="l00045"></a><a class="code" href="nmtMaster_8c.html#f63689baeabb15103c2b7afe8885c5c4">00045</a> UNS8 <a class="code" href="nmtMaster_8c.html#f63689baeabb15103c2b7afe8885c5c4">masterSendNMTnodeguard</a>(CO_Data* d, UNS8 nodeId) |
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63 <a name="l00046"></a>00046 { |
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64 <a name="l00047"></a>00047 Message m; |
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65 <a name="l00048"></a>00048 |
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66 <a name="l00049"></a>00049 MSG_WAR(0x3503, <span class="stringliteral">"Send_NODE_GUARD to node : "</span>, nodeId); |
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67 <a name="l00050"></a>00050 |
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68 <a name="l00051"></a>00051 <span class="comment">/* message configuration */</span> |
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69 <a name="l00052"></a>00052 m.cob_id.w = nodeId | (NODE_GUARD << 7); |
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70 <a name="l00053"></a>00053 m.rtr = REQUEST; |
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71 <a name="l00054"></a>00054 m.len = 1; |
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72 <a name="l00055"></a>00055 |
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73 <a name="l00056"></a>00056 <span class="keywordflow">return</span> canSend(d->canHandle,&m); |
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74 <a name="l00057"></a>00057 } |
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75 <a name="l00058"></a>00058 |
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76 <a name="l00059"></a>00059 <span class="comment">/******************************************************************************/</span> |
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77 <a name="l00060"></a><a class="code" href="nmtMaster_8c.html#98bee3f402438056dbd653e752054796">00060</a> <span class="keywordtype">void</span> <a class="code" href="nmtMaster_8c.html#98bee3f402438056dbd653e752054796">masterRequestNodeState</a>(CO_Data* d, UNS8 nodeId) |
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78 <a name="l00061"></a>00061 { |
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79 <a name="l00062"></a>00062 <span class="comment">/* FIXME: should warn for bad toggle bit. */</span> |
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80 <a name="l00063"></a>00063 |
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81 <a name="l00064"></a>00064 <span class="comment">/* NMTable configuration to indicate that the master is waiting</span> |
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82 <a name="l00065"></a>00065 <span class="comment"> * for a Node_Guard frame from the slave whose node_id is ID */</span> |
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83 <a name="l00066"></a>00066 d->NMTable[nodeId] = Unknown_state; <span class="comment">/* A state that does not exist */</span> |
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84 <a name="l00067"></a>00067 |
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85 <a name="l00068"></a>00068 <span class="keywordflow">if</span> (nodeId == 0) { <span class="comment">/* NMT broadcast */</span> |
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86 <a name="l00069"></a>00069 UNS8 i = 0; |
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87 <a name="l00070"></a>00070 <span class="keywordflow">for</span> (i = 0 ; i < NMT_MAX_NODE_ID ; i++) { |
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88 <a name="l00071"></a>00071 d->NMTable[i] = Unknown_state; |
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89 <a name="l00072"></a>00072 } |
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90 <a name="l00073"></a>00073 } |
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91 <a name="l00074"></a>00074 <a class="code" href="nmtMaster_8c.html#f63689baeabb15103c2b7afe8885c5c4">masterSendNMTnodeguard</a>(d,nodeId); |
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92 <a name="l00075"></a>00075 } |
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93 <a name="l00076"></a>00076 |
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94 <a name="l00077"></a>00077 |
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95 <a name="l00078"></a>00078 |
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96 <a name="l00079"></a>00079 |
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97 <a name="l00080"></a>00080 |
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98 <a name="l00081"></a>00081 |
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99 <a name="l00082"></a>00082 |
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100 <a name="l00083"></a>00083 |
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101 <a name="l00084"></a>00084 |
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102 </pre></div><hr size="1"><address style="align: right;"><small>Generated on Mon Jun 4 17:09:26 2007 for CanFestival by |
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103 <a href="http://www.doxygen.org/index.html"> |
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104 <img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.1 </small></address> |
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