doc/doxygen/html/sync_8c-source.html
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1">
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<title>CanFestival: /home/epimerde/documents/tc11/CanFestival-3/src/sync.c Source File</title>
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    <li><a href="main.html"><span>Main&nbsp;Page</span></a></li>
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<div class="tabs">
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    <li><a href="files.html"><span>File&nbsp;List</span></a></li>
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    <li><a href="globals.html"><span>Globals</span></a></li>
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<h1>/home/epimerde/documents/tc11/CanFestival-3/src/sync.c</h1><a href="sync_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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<a name="l00002"></a>00002 <span class="comment">This file is part of CanFestival, a library implementing CanOpen Stack. </span>
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<a name="l00003"></a>00003 <span class="comment"></span>
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<a name="l00004"></a>00004 <span class="comment">Copyright (C): Edouard TISSERANT and Francis DUPIN</span>
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<a name="l00005"></a>00005 <span class="comment"></span>
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<a name="l00006"></a>00006 <span class="comment">See COPYING file for copyrights details.</span>
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<a name="l00007"></a>00007 <span class="comment"></span>
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<a name="l00008"></a>00008 <span class="comment">This library is free software; you can redistribute it and/or</span>
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<a name="l00009"></a>00009 <span class="comment">modify it under the terms of the GNU Lesser General Public</span>
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<a name="l00010"></a>00010 <span class="comment">License as published by the Free Software Foundation; either</span>
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<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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<a name="l00012"></a>00012 <span class="comment"></span>
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<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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<a name="l00014"></a>00014 <span class="comment">but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
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<a name="l00015"></a>00015 <span class="comment">MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU</span>
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<a name="l00016"></a>00016 <span class="comment">Lesser General Public License for more details.</span>
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<a name="l00017"></a>00017 <span class="comment"></span>
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<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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<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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<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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<a name="l00021"></a>00021 <span class="comment">*/</span>
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<a name="l00022"></a>00022 
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<a name="l00033"></a>00033 <span class="preprocessor">#include "data.h"</span>
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<a name="l00034"></a>00034 <span class="preprocessor">#include "sync.h"</span>
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<a name="l00035"></a>00035 <span class="preprocessor">#include "canfestival.h"</span>
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<a name="l00036"></a>00036 
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<a name="l00037"></a>00037 <span class="comment">/* Prototypes for internals functions */</span>
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<a name="l00038"></a>00038 
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<a name="l00045"></a>00045 <span class="keywordtype">void</span> <a class="code" href="sync_8c.html#bbcce7b549414c7bc1aa72fa66258b45">SyncAlarm</a>(CO_Data* d, UNS32 <span class="keywordtype">id</span>);
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<a name="l00046"></a>00046 UNS32 <a class="code" href="sync_8c.html#82595787f641ab85980d83522f1158b0">OnCOB_ID_SyncUpdate</a>(CO_Data* d, <span class="keyword">const</span> indextable * unsused_indextable, 
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<a name="l00047"></a>00047         UNS8 unsused_bSubindex);
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<a name="l00048"></a>00048 
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<a name="l00055"></a><a class="code" href="sync_8c.html#bbcce7b549414c7bc1aa72fa66258b45">00055</a> <span class="keywordtype">void</span> <a class="code" href="sync_8c.html#bbcce7b549414c7bc1aa72fa66258b45">SyncAlarm</a>(CO_Data* d, UNS32 <span class="keywordtype">id</span>)
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<a name="l00056"></a>00056 {
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<a name="l00057"></a>00057         <a class="code" href="sync_8c.html#0bcc501eb14c12365ffbaa3453905b50">sendSYNC</a>(d, *d-&gt;COB_ID_Sync &amp; 0x1FFFFFFF) ;
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<a name="l00058"></a>00058 }
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<a name="l00059"></a>00059 
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<a name="l00069"></a><a class="code" href="sync_8c.html#82595787f641ab85980d83522f1158b0">00069</a> UNS32 <a class="code" href="sync_8c.html#82595787f641ab85980d83522f1158b0">OnCOB_ID_SyncUpdate</a>(CO_Data* d, <span class="keyword">const</span> indextable * unsused_indextable, UNS8 unsused_bSubindex)
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<a name="l00070"></a>00070 {
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<a name="l00071"></a>00071         <a class="code" href="sync_8c.html#2e0bf669f5b40dfbdda0f12a5ae3631a">startSYNC</a>(d);
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<a name="l00072"></a>00072         <span class="keywordflow">return</span> 0;
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<a name="l00073"></a>00073 }
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<a name="l00074"></a>00074 
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<a name="l00080"></a><a class="code" href="sync_8c.html#2e0bf669f5b40dfbdda0f12a5ae3631a">00080</a> <span class="keywordtype">void</span> <a class="code" href="sync_8c.html#2e0bf669f5b40dfbdda0f12a5ae3631a">startSYNC</a>(CO_Data* d)
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<a name="l00081"></a>00081 {
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<a name="l00082"></a>00082         <a class="code" href="objacces_8c.html#514e7b9c13835a86446b1cd38fa34049">RegisterSetODentryCallBack</a>(d, 0x1005, 0, &amp;<a class="code" href="sync_8c.html#82595787f641ab85980d83522f1158b0">OnCOB_ID_SyncUpdate</a>);
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<a name="l00083"></a>00083         <a class="code" href="objacces_8c.html#514e7b9c13835a86446b1cd38fa34049">RegisterSetODentryCallBack</a>(d, 0x1006, 0, &amp;<a class="code" href="sync_8c.html#82595787f641ab85980d83522f1158b0">OnCOB_ID_SyncUpdate</a>);
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<a name="l00084"></a>00084 
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<a name="l00085"></a>00085         <span class="keywordflow">if</span>(d-&gt;syncTimer != TIMER_NONE){
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<a name="l00086"></a>00086                 <a class="code" href="sync_8c.html#41c47dbd59d22bf9bab6cd288cf27164">stopSYNC</a>(d);
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<a name="l00087"></a>00087         }
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<a name="l00088"></a>00088         
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<a name="l00089"></a>00089         <span class="keywordflow">if</span>(*d-&gt;COB_ID_Sync &amp; 0x40000000 &amp;&amp; *d-&gt;Sync_Cycle_Period)
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<a name="l00090"></a>00090         {
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<a name="l00091"></a>00091                 d-&gt;syncTimer = <a class="code" href="timer_8c.html#11c2616d78f06ed9144ef662f757b128">SetAlarm</a>(
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<a name="l00092"></a>00092                                 d,
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<a name="l00093"></a>00093                                 0 <span class="comment">/*No id needed*/</span>,
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<a name="l00094"></a>00094                                 &amp;<a class="code" href="sync_8c.html#bbcce7b549414c7bc1aa72fa66258b45">SyncAlarm</a>,
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<a name="l00095"></a>00095                                 US_TO_TIMEVAL(*d-&gt;Sync_Cycle_Period), 
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<a name="l00096"></a>00096                                 US_TO_TIMEVAL(*d-&gt;Sync_Cycle_Period));
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<a name="l00097"></a>00097         }
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<a name="l00098"></a>00098 }
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<a name="l00099"></a>00099 
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<a name="l00105"></a><a class="code" href="sync_8c.html#41c47dbd59d22bf9bab6cd288cf27164">00105</a> <span class="keywordtype">void</span> <a class="code" href="sync_8c.html#41c47dbd59d22bf9bab6cd288cf27164">stopSYNC</a>(CO_Data* d)
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<a name="l00106"></a>00106 {
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<a name="l00107"></a>00107         d-&gt;syncTimer = <a class="code" href="timer_8c.html#991b3cfaac2f201b14d5530f75985c21">DelAlarm</a>(d-&gt;syncTimer);
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<a name="l00108"></a>00108 }
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<a name="l00109"></a>00109 
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<a name="l00118"></a><a class="code" href="sync_8c.html#0bcc501eb14c12365ffbaa3453905b50">00118</a> UNS8 <a class="code" href="sync_8c.html#0bcc501eb14c12365ffbaa3453905b50">sendSYNC</a>(CO_Data* d, UNS32 cob_id)
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<a name="l00119"></a>00119 {
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<a name="l00120"></a>00120   Message m;
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<a name="l00121"></a>00121   UNS8 resultat ;
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<a name="l00122"></a>00122   
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<a name="l00123"></a>00123   MSG_WAR(0x3001, <span class="stringliteral">"sendSYNC "</span>, 0);
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<a name="l00124"></a>00124   
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<a name="l00125"></a>00125   m.cob_id.w = cob_id ;
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<a name="l00126"></a>00126   m.rtr = NOT_A_REQUEST;
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<a name="l00127"></a>00127   m.len = 0;
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<a name="l00128"></a>00128   resultat = canSend(d-&gt;canHandle,&amp;m) ;
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<a name="l00129"></a>00129   <a class="code" href="sync_8c.html#80cadcba23dc859db8a8d3f52789d6d1">proceedSYNC</a>(d, &amp;m) ; 
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<a name="l00130"></a>00130   <span class="keywordflow">return</span> resultat ;
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<a name="l00131"></a>00131 }
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<a name="l00132"></a>00132 
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<a name="l00141"></a><a class="code" href="sync_8c.html#80cadcba23dc859db8a8d3f52789d6d1">00141</a> UNS8 <a class="code" href="sync_8c.html#80cadcba23dc859db8a8d3f52789d6d1">proceedSYNC</a>(CO_Data* d, Message *m)
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<a name="l00142"></a>00142 {
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<a name="l00143"></a>00143 
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<a name="l00144"></a>00144   UNS8  pdoNum,       <span class="comment">/* number of the actual processed pdo-nr. */</span>
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<a name="l00145"></a>00145         prp_j;
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<a name="l00146"></a>00146 
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<a name="l00147"></a>00147   <span class="keyword">const</span> UNS8 *     pMappingCount = NULL;      <span class="comment">/* count of mapped objects...*/</span>
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<a name="l00149"></a>00149   <span class="comment">/* void *     pMappedAppObject = NULL; */</span>
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<a name="l00151"></a>00151   UNS32 *    pMappingParameter = NULL;  
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<a name="l00153"></a>00153   UNS8 *     pTransmissionType = NULL;  
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<a name="l00154"></a>00154   UNS32 *    pwCobId = NULL;    
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<a name="l00155"></a>00155 
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<a name="l00156"></a>00156   UNS8 dataType;
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<a name="l00157"></a>00157   UNS16 index;
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<a name="l00158"></a>00158   UNS8 subIndex;
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<a name="l00159"></a>00159   UNS8 offset;
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<a name="l00160"></a>00160   UNS8 status;
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<a name="l00161"></a>00161   UNS8 Size;
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<a name="l00162"></a>00162   UNS32 objDict;        
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<a name="l00163"></a>00163   UNS16 offsetObjdict;
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<a name="l00164"></a>00164   UNS16 offsetObjdictMap;
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<a name="l00165"></a>00165   UNS16 lastIndex;
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   123
<a name="l00166"></a>00166   
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<a name="l00167"></a>00167   status = state3;
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   125
<a name="l00168"></a>00168   pdoNum = 0x00;
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   126
<a name="l00169"></a>00169   prp_j = 0x00;
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   127
<a name="l00170"></a>00170   offset = 0x00;
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   128
<a name="l00171"></a>00171   
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<a name="l00172"></a>00172   MSG_WAR(0x3002, <span class="stringliteral">"SYNC received. Proceed. "</span>, 0);
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   130
<a name="l00173"></a>00173   
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   131
<a name="l00174"></a>00174   (*d-&gt;post_sync)();
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   132
<a name="l00175"></a>00175 
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   133
<a name="l00177"></a>00177   <span class="keywordflow">if</span>( d-&gt;nodeState != Operational ) 
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<a name="l00178"></a>00178     <span class="keywordflow">return</span> 0;
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   135
<a name="l00179"></a>00179   
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   136
<a name="l00183"></a>00183   offsetObjdict = d-&gt;firstIndex-&gt;PDO_TRS;
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<a name="l00184"></a>00184   lastIndex = d-&gt;lastIndex-&gt;PDO_TRS;
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   138
<a name="l00185"></a>00185   offsetObjdictMap = d-&gt;firstIndex-&gt;PDO_TRS_MAP;
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   139
<a name="l00186"></a>00186   
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<a name="l00187"></a>00187   <span class="keywordflow">if</span>(offsetObjdict) <span class="keywordflow">while</span>( offsetObjdict &lt;= lastIndex) {  
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   141
<a name="l00188"></a>00188     <span class="keywordflow">switch</span>( status ) {
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   142
<a name="l00189"></a>00189                     
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<a name="l00190"></a>00190     <span class="keywordflow">case</span> state3:    
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   144
<a name="l00191"></a>00191       <span class="keywordflow">if</span> (d-&gt;objdict[offsetObjdict].bSubCount &lt;= 2) {
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<a name="l00192"></a>00192           MSG_ERR(0x1004, <span class="stringliteral">"Subindex 2  not found at index "</span>, 0x1800 + pdoNum);
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   146
<a name="l00193"></a>00193           <span class="keywordflow">return</span> 0xFF;
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   147
<a name="l00194"></a>00194         }
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<a name="l00195"></a>00195       pTransmissionType = d-&gt;objdict[offsetObjdict].pSubindex[2].pObject;    
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<a name="l00196"></a>00196       MSG_WAR(0x3005, <span class="stringliteral">"Reading PDO at index : "</span>, 0x1800 + pdoNum);
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   150
<a name="l00197"></a>00197       status = state4; 
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   151
<a name="l00198"></a>00198       <span class="keywordflow">break</span>;     
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   152
<a name="l00199"></a>00199     <span class="keywordflow">case</span> state4:        
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   153
<a name="l00201"></a>00201       <span class="keywordflow">if</span>( (*pTransmissionType &gt;= TRANS_SYNC_MIN) &amp;&amp; (*pTransmissionType &lt;= TRANS_SYNC_MAX) &amp;&amp;
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<a name="l00202"></a>00202           (++d-&gt;count_sync[pdoNum] == *pTransmissionType) ) {   
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<a name="l00203"></a>00203         d-&gt;count_sync[pdoNum] = 0;
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<a name="l00204"></a>00204         MSG_WAR(0x3007, <span class="stringliteral">"  PDO is on SYNCHRO. Trans type : "</span>, *pTransmissionType);
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<a name="l00205"></a>00205         status = state5;
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   158
<a name="l00206"></a>00206         <span class="keywordflow">break</span>;
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<a name="l00207"></a>00207       }
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<a name="l00208"></a>00208       <span class="keywordflow">else</span> {
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<a name="l00209"></a>00209         MSG_WAR(0x3008, <span class="stringliteral">"  Not on synchro or not at this SYNC. Trans type : "</span>, 
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<a name="l00210"></a>00210                 *pTransmissionType);
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<a name="l00211"></a>00211         pdoNum++;
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   164
<a name="l00212"></a>00212         offsetObjdict++;
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   165
<a name="l00213"></a>00213         offsetObjdictMap++;
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<a name="l00214"></a>00214         status = state11;
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   167
<a name="l00215"></a>00215         <span class="keywordflow">break</span>;
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   168
<a name="l00216"></a>00216       }      
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   169
<a name="l00217"></a>00217     <span class="keywordflow">case</span> state5:        
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<a name="l00218"></a>00218         pwCobId = d-&gt;objdict[offsetObjdict].pSubindex[1].pObject;     
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<a name="l00219"></a>00219         MSG_WAR(0x3009, <span class="stringliteral">"  PDO CobId is : "</span>, *pwCobId);
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<a name="l00220"></a>00220         status = state7;
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   173
<a name="l00221"></a>00221         <span class="keywordflow">break</span>;     
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   174
<a name="l00222"></a>00222     <span class="keywordflow">case</span> state7:  
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<a name="l00223"></a>00223       pMappingCount = d-&gt;objdict[offsetObjdictMap].pSubindex[0].pObject;
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<a name="l00224"></a>00224         MSG_WAR(0x300D, <span class="stringliteral">"  Number of objects mapped : "</span>,*pMappingCount );
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<a name="l00225"></a>00225         status = state8;
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<a name="l00226"></a>00226     <span class="keywordflow">case</span> state8:        
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<a name="l00227"></a>00227       pMappingParameter = d-&gt;objdict[offsetObjdictMap].pSubindex[prp_j + 1].pObject;
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<a name="l00228"></a>00228         MSG_WAR(0x300F, <span class="stringliteral">"  got mapping parameter : "</span>, *pMappingParameter);
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<a name="l00229"></a>00229         MSG_WAR(0x3050, <span class="stringliteral">"    at index : "</span>, 0x1A00 + pdoNum);
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<a name="l00230"></a>00230         MSG_WAR(0x3051, <span class="stringliteral">"    sub-index : "</span>, prp_j + 1);
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<a name="l00231"></a>00231         status = state9;
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   184
<a name="l00232"></a>00232     
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<a name="l00233"></a>00233     <span class="keywordflow">case</span> state9:        
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<a name="l00234"></a>00234         {
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<a name="l00235"></a>00235           UNS8 ByteSize;
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<a name="l00236"></a>00236           UNS8 tmp[]= {0,0,0,0,0,0,0,0};
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<a name="l00237"></a>00237           index = (UNS16)((*pMappingParameter) &gt;&gt; 16);
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<a name="l00238"></a>00238           subIndex = (UNS8)(( (*pMappingParameter) &gt;&gt; (UNS8)8 ) &amp; (UNS32)0x000000FF);
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<a name="l00239"></a>00239           Size = (UNS8)(*pMappingParameter); <span class="comment">/* Size in bits */</span>
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<a name="l00240"></a>00240           ByteSize = 1 + ((Size - 1) &gt;&gt; 3); <span class="comment">/*1-&gt;8 =&gt; 1 ; 9-&gt;16 =&gt; 2, ... */</span>
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<a name="l00241"></a>00241           objDict = <a class="code" href="objacces_8c.html#39c263a4bc5d2d824fefe22fdb4c2dac">getODentry</a>(d, index, subIndex, tmp, &amp;ByteSize, &amp;dataType, 0 );
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<a name="l00243"></a>00243           <a class="code" href="pdo_8c.html#e468510c9f77f502207d961d26389918">CopyBits</a>(Size, ((UNS8*)tmp), 0 , 0, (UNS8*)&amp;d-&gt;process_var.data[offset&gt;&gt;3], offset%8, 0);
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<a name="l00244"></a>00244         }   
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<a name="l00245"></a>00245         <span class="keywordflow">if</span>( objDict != OD_SUCCESSFUL ){
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<a name="l00246"></a>00246           MSG_ERR(0x1013, <span class="stringliteral">" Couldn't find mapped variable at index-subindex-size : "</span>, (UNS16)(*pMappingParameter));
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<a name="l00247"></a>00247           <span class="keywordflow">return</span> 0xFF;
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<a name="l00248"></a>00248         }
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<a name="l00249"></a>00249         
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<a name="l00250"></a>00250         offset += Size ;
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   202
<a name="l00251"></a>00251         d-&gt;process_var.count = 1 + ((offset - 1) &gt;&gt; 3);
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   203
<a name="l00252"></a>00252         prp_j++;
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<a name="l00253"></a>00253         status = state10;        
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<a name="l00254"></a>00254         <span class="keywordflow">break</span>;                                  
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   206
<a name="l00255"></a>00255       
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<a name="l00256"></a>00256     <span class="keywordflow">case</span> state10:       
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<a name="l00257"></a>00257       <span class="keywordflow">if</span>( prp_j &lt; *pMappingCount ){
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<a name="l00258"></a>00258         MSG_WAR(0x3014, <span class="stringliteral">"  next variable mapped : "</span>, prp_j);
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<a name="l00259"></a>00259         status = state8;
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<a name="l00260"></a>00260         <span class="keywordflow">break</span>;
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<a name="l00261"></a>00261       }
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<a name="l00262"></a>00262       <span class="keywordflow">else</span> {
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<a name="l00263"></a>00263         MSG_WAR(0x3015, <span class="stringliteral">"  End scan mapped variable"</span>, 0);
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<a name="l00264"></a>00264         <a class="code" href="pdo_8c.html#298b8291fa35cca22264cf8a70bf138a">PDOmGR</a>( d, *pwCobId );  
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<a name="l00265"></a>00265         MSG_WAR(0x3016, <span class="stringliteral">"  End of this pdo. Should have been sent"</span>, 0);
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<a name="l00266"></a>00266         pdoNum++;
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<a name="l00267"></a>00267         offsetObjdict++;
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   219
<a name="l00268"></a>00268         offsetObjdictMap++;
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   220
<a name="l00269"></a>00269         offset = 0x00;
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diff changeset
   221
<a name="l00270"></a>00270         prp_j = 0x00;
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   222
<a name="l00271"></a>00271         status = state11;
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   223
<a name="l00272"></a>00272         <span class="keywordflow">break</span>;
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<a name="l00273"></a>00273       }
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<a name="l00274"></a>00274       
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<a name="l00275"></a>00275     <span class="keywordflow">case</span> state11:     
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<a name="l00276"></a>00276       MSG_WAR(0x3017, <span class="stringliteral">"next pdo index : "</span>, pdoNum);
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<a name="l00277"></a>00277       status = state3;
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<a name="l00278"></a>00278       <span class="keywordflow">break</span>;
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   230
<a name="l00279"></a>00279       
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<a name="l00280"></a>00280     <span class="keywordflow">default</span>:
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<a name="l00281"></a>00281       MSG_ERR(0x1019,<span class="stringliteral">"Unknown state has been reached : %d"</span>,status);
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<a name="l00282"></a>00282       <span class="keywordflow">return</span> 0xFF;
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<a name="l00283"></a>00283     }<span class="comment">/* end switch case */</span>
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<a name="l00284"></a>00284     
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<a name="l00285"></a>00285   }<span class="comment">/* end while( prp_i&lt;dict_cstes.max_count_of_PDO_transmit ) */</span>
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<a name="l00286"></a>00286    
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<a name="l00287"></a>00287   (*d-&gt;post_TPDO)();
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<a name="l00288"></a>00288 
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<a name="l00289"></a>00289   <span class="keywordflow">return</span> 0;
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<a name="l00290"></a>00290 }
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<a name="l00291"></a>00291 
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<a name="l00292"></a>00292 
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<a name="l00293"></a><a class="code" href="sync_8c.html#a5e0cde14192eb72627526bb75c033c5">00293</a> <span class="keywordtype">void</span> <a class="code" href="sync_8c.html#a5e0cde14192eb72627526bb75c033c5">_post_sync</a>(){}
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<a name="l00294"></a><a class="code" href="sync_8c.html#c4082a05eed4b4c472f4ff2f7323dd28">00294</a> <span class="keywordtype">void</span> <a class="code" href="sync_8c.html#c4082a05eed4b4c472f4ff2f7323dd28">_post_TPDO</a>(){}
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</pre></div><hr size="1"><address style="align: right;"><small>Generated on Tue Jun 5 18:32:05 2007 for CanFestival by&nbsp;
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