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<td><big><big>ChibiOS/RT</big></big><br><br>Architecture - Reference Manual - Guides</td>
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<h1>testmtx.c</h1> </div>
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<div class="contents">
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<a href="testmtx_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"> ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010 Giovanni Di Sirio.</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"> This file is part of ChibiOS/RT.</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"> ChibiOS/RT is free software; you can redistribute it and/or modify</span>
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<a name="l00007"></a>00007 <span class="comment"> it under the terms of the GNU General Public License as published by</span>
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<a name="l00008"></a>00008 <span class="comment"> the Free Software Foundation; either version 3 of the License, or</span>
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<a name="l00009"></a>00009 <span class="comment"> (at your option) any later version.</span>
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<a name="l00010"></a>00010 <span class="comment"></span>
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<a name="l00011"></a>00011 <span class="comment"> ChibiOS/RT is distributed in the hope that it will be useful,</span>
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<a name="l00012"></a>00012 <span class="comment"> but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
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<a name="l00013"></a>00013 <span class="comment"> MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span>
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<a name="l00014"></a>00014 <span class="comment"> GNU General Public License for more details.</span>
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<a name="l00015"></a>00015 <span class="comment"></span>
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<a name="l00016"></a>00016 <span class="comment"> You should have received a copy of the GNU General Public License</span>
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<a name="l00017"></a>00017 <span class="comment"> along with this program. If not, see <http://www.gnu.org/licenses/>.</span>
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<a name="l00018"></a>00018 <span class="comment"></span>
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<a name="l00019"></a>00019 <span class="comment"> ---</span>
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<a name="l00020"></a>00020 <span class="comment"></span>
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<a name="l00021"></a>00021 <span class="comment"> A special exception to the GPL can be applied should you wish to distribute</span>
|
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<a name="l00022"></a>00022 <span class="comment"> a combined work that includes ChibiOS/RT, without being obliged to provide</span>
|
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<a name="l00023"></a>00023 <span class="comment"> the source code for any proprietary components. See the file exception.txt</span>
|
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<a name="l00024"></a>00024 <span class="comment"> for full details of how and when the exception can be applied.</span>
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<a name="l00025"></a>00025 <span class="comment">*/</span>
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<a name="l00026"></a>00026
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<a name="l00027"></a>00027 <span class="preprocessor">#include "<a class="code" href="ch_8h.html" title="ChibiOS/RT main include file.">ch.h</a>"</span>
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<a name="l00028"></a>00028 <span class="preprocessor">#include "<a class="code" href="test_8h.html" title="Tests support header.">test.h</a>"</span>
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<a name="l00029"></a>00029 <span class="comment"></span>
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<a name="l00030"></a>00030 <span class="comment">/**</span>
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<a name="l00031"></a>00031 <span class="comment"> * @page test_mtx Mutexes test</span>
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<a name="l00032"></a>00032 <span class="comment"> *</span>
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<a name="l00033"></a>00033 <span class="comment"> * File: @ref testmtx.c</span>
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<a name="l00034"></a>00034 <span class="comment"> *</span>
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<a name="l00035"></a>00035 <span class="comment"> * <h2>Description</h2></span>
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<a name="l00036"></a>00036 <span class="comment"> * This module implements the test sequence for the @ref mutexes and</span>
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<a name="l00037"></a>00037 <span class="comment"> * @ref condvars subsystems.<br></span>
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<a name="l00038"></a>00038 <span class="comment"> * Tests on those subsystems are particularly critical because the system-wide</span>
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<a name="l00039"></a>00039 <span class="comment"> * implications of the Priority Inheritance mechanism.</span>
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<a name="l00040"></a>00040 <span class="comment"> *</span>
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<a name="l00041"></a>00041 <span class="comment"> * <h2>Objective</h2></span>
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<a name="l00042"></a>00042 <span class="comment"> * Objective of the test module is to cover 100% of the subsystems code.</span>
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<a name="l00043"></a>00043 <span class="comment"> *</span>
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<a name="l00044"></a>00044 <span class="comment"> * <h2>Preconditions</h2></span>
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<a name="l00045"></a>00045 <span class="comment"> * The module requires the following kernel options:</span>
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<a name="l00046"></a>00046 <span class="comment"> * - @p CH_USE_MUTEXES</span>
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<a name="l00047"></a>00047 <span class="comment"> * - @p CH_USE_CONDVARS</span>
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<a name="l00048"></a>00048 <span class="comment"> * - @p CH_DBG_THREADS_PROFILING</span>
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<a name="l00049"></a>00049 <span class="comment"> * .</span>
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<a name="l00050"></a>00050 <span class="comment"> * In case some of the required options are not enabled then some or all tests</span>
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<a name="l00051"></a>00051 <span class="comment"> * may be skipped.</span>
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<a name="l00052"></a>00052 <span class="comment"> *</span>
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<a name="l00053"></a>00053 <span class="comment"> * <h2>Test Cases</h2></span>
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<a name="l00054"></a>00054 <span class="comment"> * - @subpage test_mtx_001</span>
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<a name="l00055"></a>00055 <span class="comment"> * - @subpage test_mtx_002</span>
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<a name="l00056"></a>00056 <span class="comment"> * - @subpage test_mtx_003</span>
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<a name="l00057"></a>00057 <span class="comment"> * - @subpage test_mtx_004</span>
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<a name="l00058"></a>00058 <span class="comment"> * - @subpage test_mtx_005</span>
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<a name="l00059"></a>00059 <span class="comment"> * - @subpage test_mtx_006</span>
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<a name="l00060"></a>00060 <span class="comment"> * - @subpage test_mtx_007</span>
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<a name="l00061"></a>00061 <span class="comment"> * - @subpage test_mtx_008</span>
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<a name="l00062"></a>00062 <span class="comment"> * .</span>
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<a name="l00063"></a>00063 <span class="comment"> * @file testmtx.c</span>
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<a name="l00064"></a>00064 <span class="comment"> * @brief Mutexes and CondVars test source file</span>
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<a name="l00065"></a>00065 <span class="comment"> * @file testmtx.h</span>
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<a name="l00066"></a>00066 <span class="comment"> * @brief Mutexes and CondVars test header file</span>
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<a name="l00067"></a>00067 <span class="comment"> */</span>
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<a name="l00068"></a>00068
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<a name="l00069"></a>00069 <span class="preprocessor">#if CH_USE_MUTEXES</span>
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<a name="l00070"></a>00070 <span class="preprocessor"></span>
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<a name="l00071"></a>00071 <span class="preprocessor">#define ALLOWED_DELAY 5</span>
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<a name="l00072"></a>00072 <span class="preprocessor"></span>
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<a name="l00073"></a>00073 <span class="comment">/*</span>
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<a name="l00074"></a>00074 <span class="comment"> * Note, the static initializers are not really required because the</span>
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<a name="l00075"></a>00075 <span class="comment"> * variables are explicitly initialized in each test case. It is done in order</span>
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<a name="l00076"></a>00076 <span class="comment"> * to test the macros.</span>
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<a name="l00077"></a>00077 <span class="comment"> */</span>
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<a name="l00078"></a>00078 <span class="keyword">static</span> <a class="code" href="group__mutexes.html#ga0461d963db5d730f1829eb783f6fdf94" title="Static mutex initializer.">MUTEX_DECL</a>(m1);
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<a name="l00079"></a>00079 <span class="keyword">static</span> <a class="code" href="group__mutexes.html#ga0461d963db5d730f1829eb783f6fdf94" title="Static mutex initializer.">MUTEX_DECL</a>(m2);
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<a name="l00080"></a>00080 <span class="preprocessor">#if CH_USE_CONDVARS</span>
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<a name="l00081"></a>00081 <span class="preprocessor"></span><span class="keyword">static</span> <a class="code" href="group__condvars.html#ga3ea56c50eb9ddff1cf665e8fb60ba6ac" title="Static condition variable initializer.">CONDVAR_DECL</a>(c1);
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<a name="l00082"></a>00082 <span class="preprocessor">#endif</span>
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<a name="l00083"></a>00083 <span class="preprocessor"></span><span class="comment"></span>
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<a name="l00084"></a>00084 <span class="comment">/**</span>
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<a name="l00085"></a>00085 <span class="comment"> * @page test_mtx_001 Priority enqueuing test</span>
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<a name="l00086"></a>00086 <span class="comment"> *</span>
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<a name="l00087"></a>00087 <span class="comment"> * <h2>Description</h2></span>
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|
<a name="l00088"></a>00088 <span class="comment"> * Five threads, with increasing priority, are enqueued on a locked mutex then</span>
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<a name="l00089"></a>00089 <span class="comment"> * the mutex is unlocked.<br></span>
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<a name="l00090"></a>00090 <span class="comment"> * The test expects the threads to perform their operations in increasing</span>
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<a name="l00091"></a>00091 <span class="comment"> * priority order regardless of the initial order.</span>
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<a name="l00092"></a>00092 <span class="comment"> */</span>
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<a name="l00093"></a>00093 <span class="keyword">static</span> <span class="keywordtype">char</span> *mtx1_gettest(<span class="keywordtype">void</span>) {
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<a name="l00094"></a>00094
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<a name="l00095"></a>00095 <span class="keywordflow">return</span> <span class="stringliteral">"Mutexes, priority enqueuing test"</span>;
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<a name="l00096"></a>00096 }
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<a name="l00097"></a>00097
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<a name="l00098"></a>00098 <span class="keyword">static</span> <span class="keywordtype">void</span> mtx1_setup(<span class="keywordtype">void</span>) {
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<a name="l00099"></a>00099
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<a name="l00100"></a>00100 <a class="code" href="group__mutexes.html#gac55fe4d05aa6bbeb31594193d2e4d2b6" title="Initializes s Mutex structure.">chMtxInit</a>(&m1);
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<a name="l00101"></a>00101 }
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<a name="l00102"></a>00102
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<a name="l00103"></a>00103 <span class="keyword">static</span> <a class="code" href="group__types.html#ga35bcb0c321cd7bc45bf1a11fa17ebdd3" title="Message, use signed pointer equivalent.">msg_t</a> thread1(<span class="keywordtype">void</span> *p) {
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<a name="l00104"></a>00104
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<a name="l00105"></a>00105 <a class="code" href="group__mutexes.html#gafa06b82e3496c44eb7bf31d9f1b655ba" title="Locks the specified mutex.">chMtxLock</a>(&m1);
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<a name="l00106"></a>00106 <a class="code" href="group__test.html#gab3d9527d7616b3f9f8cba60cda0211a8" title="Emits a token into the tokens buffer.">test_emit_token</a>(*(<span class="keywordtype">char</span> *)p);
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<a name="l00107"></a>00107 <a class="code" href="group__mutexes.html#gae9ae07165126c9f6c0ce0b17bdb53669" title="Unlocks the next owned mutex in reverse lock order.">chMtxUnlock</a>();
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<a name="l00108"></a>00108 <span class="keywordflow">return</span> 0;
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<a name="l00109"></a>00109 }
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<a name="l00110"></a>00110
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<a name="l00111"></a>00111 <span class="keyword">static</span> <span class="keywordtype">void</span> mtx1_execute(<span class="keywordtype">void</span>) {
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<a name="l00112"></a>00112
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<a name="l00113"></a>00113 <a class="code" href="group__types.html#ga5f2488ba73e5969cbc0f7033735374ee" title="Priority, use the fastest unsigned type.">tprio_t</a> prio = <a class="code" href="group__threads.html#gac71903de6268d886ff58022854b8b6dd" title="Returns the current thread priority.">chThdGetPriority</a>(); <span class="comment">// Because priority inheritance.</span>
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<a name="l00114"></a>00114 <a class="code" href="group__mutexes.html#gafa06b82e3496c44eb7bf31d9f1b655ba" title="Locks the specified mutex.">chMtxLock</a>(&m1);
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<a name="l00115"></a>00115 threads[0] = <a class="code" href="group__threads.html#ga048e588238dd336c6059133b3d0c3435" title="Creates a new thread into a static memory area.">chThdCreateStatic</a>(wa[0], WA_SIZE, prio+1, thread1, <span class="stringliteral">"E"</span>);
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<a name="l00116"></a>00116 threads[1] = <a class="code" href="group__threads.html#ga048e588238dd336c6059133b3d0c3435" title="Creates a new thread into a static memory area.">chThdCreateStatic</a>(wa[1], WA_SIZE, prio+2, thread1, <span class="stringliteral">"D"</span>);
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<a name="l00117"></a>00117 threads[2] = <a class="code" href="group__threads.html#ga048e588238dd336c6059133b3d0c3435" title="Creates a new thread into a static memory area.">chThdCreateStatic</a>(wa[2], WA_SIZE, prio+3, thread1, <span class="stringliteral">"C"</span>);
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<a name="l00118"></a>00118 threads[3] = <a class="code" href="group__threads.html#ga048e588238dd336c6059133b3d0c3435" title="Creates a new thread into a static memory area.">chThdCreateStatic</a>(wa[3], WA_SIZE, prio+4, thread1, <span class="stringliteral">"B"</span>);
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<a name="l00119"></a>00119 threads[4] = <a class="code" href="group__threads.html#ga048e588238dd336c6059133b3d0c3435" title="Creates a new thread into a static memory area.">chThdCreateStatic</a>(wa[4], WA_SIZE, prio+5, thread1, <span class="stringliteral">"A"</span>);
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<a name="l00120"></a>00120 <a class="code" href="group__mutexes.html#gae9ae07165126c9f6c0ce0b17bdb53669" title="Unlocks the next owned mutex in reverse lock order.">chMtxUnlock</a>();
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<a name="l00121"></a>00121 <a class="code" href="group__test.html#ga361d9d2685d79754206ae8af370a303c" title="Waits for the completion of all the test-spawned threads.">test_wait_threads</a>();
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<a name="l00122"></a>00122 <a class="code" href="group__test.html#ga835cb17ca3869922b49435d95324a68b" title="Test assertion.">test_assert</a>(1, prio == <a class="code" href="group__threads.html#gac71903de6268d886ff58022854b8b6dd" title="Returns the current thread priority.">chThdGetPriority</a>(), <span class="stringliteral">"wrong priority level"</span>);
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<a name="l00123"></a>00123 <a class="code" href="group__test.html#ga876d47c016ac2d69d6611274252bdaf9" title="Test sequence assertion.">test_assert_sequence</a>(2, <span class="stringliteral">"ABCDE"</span>);
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<a name="l00124"></a>00124 }
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<a name="l00125"></a>00125
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<a name="l00126"></a>00126 <span class="keyword">const</span> <span class="keyword">struct </span><a class="code" href="structtestcase.html" title="Structure representing a test case.">testcase</a> testmtx1 = {
|
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<a name="l00127"></a>00127 mtx1_gettest,
|
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<a name="l00128"></a>00128 mtx1_setup,
|
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<a name="l00129"></a>00129 NULL,
|
|
<a name="l00130"></a>00130 mtx1_execute
|
|
<a name="l00131"></a>00131 };
|
|
<a name="l00132"></a>00132
|
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<a name="l00133"></a>00133 <span class="preprocessor">#if CH_DBG_THREADS_PROFILING</span>
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|
<a name="l00134"></a>00134 <span class="preprocessor"></span><span class="comment">/**</span>
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<a name="l00135"></a>00135 <span class="comment"> * @page test_mtx_002 Priority inheritance, simple case</span>
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|
<a name="l00136"></a>00136 <span class="comment"> *</span>
|
|
<a name="l00137"></a>00137 <span class="comment"> * <h2>Description</h2></span>
|
|
<a name="l00138"></a>00138 <span class="comment"> * Three threads are involved in the classic priority inversion scenario, a</span>
|
|
<a name="l00139"></a>00139 <span class="comment"> * medium priority thread tries to starve an high priority thread by</span>
|
|
<a name="l00140"></a>00140 <span class="comment"> * blocking a low priority thread into a mutex lock zone.<br></span>
|
|
<a name="l00141"></a>00141 <span class="comment"> * The test expects the threads to reach their goal in increasing priority</span>
|
|
<a name="l00142"></a>00142 <span class="comment"> * order by rearranging their priorities in order to avoid the priority</span>
|
|
<a name="l00143"></a>00143 <span class="comment"> * inversion trap.</span>
|
|
<a name="l00144"></a>00144 <span class="comment"> *</span>
|
|
<a name="l00145"></a>00145 <span class="comment"> * <h2>Scenario</h2></span>
|
|
<a name="l00146"></a>00146 <span class="comment"> * This weird looking diagram should explain what happens in the test case:</span>
|
|
<a name="l00147"></a>00147 <span class="comment"> * @code</span>
|
|
<a name="l00148"></a>00148 <span class="comment"> * Time ----> 0 10 20 30 40 50 60 70 80 90 100</span>
|
|
<a name="l00149"></a>00149 <span class="comment"> * 0 ......AL++++++++++............2+++++++++++AU0---------------++++++G...</span>
|
|
<a name="l00150"></a>00150 <span class="comment"> * 1 ..................++++++++++++------------------++++++++++++G.........</span>
|
|
<a name="l00151"></a>00151 <span class="comment"> * 2 .............................AL..........++++++AUG...................</span>
|
|
<a name="l00152"></a>00152 <span class="comment"> * ^ ^</span>
|
|
<a name="l00153"></a>00153 <span class="comment"> * Legend:</span>
|
|
<a name="l00154"></a>00154 <span class="comment"> * 0..2 - Priority levels</span>
|
|
<a name="l00155"></a>00155 <span class="comment"> * +++ - Running</span>
|
|
<a name="l00156"></a>00156 <span class="comment"> * --- - Ready</span>
|
|
<a name="l00157"></a>00157 <span class="comment"> * ... - Waiting or Terminated</span>
|
|
<a name="l00158"></a>00158 <span class="comment"> * xL - Lock operation on mutex 'x'</span>
|
|
<a name="l00159"></a>00159 <span class="comment"> * xUn - Unlock operation on mutex 'x' with priority returning to level 'n'</span>
|
|
<a name="l00160"></a>00160 <span class="comment"> * G - Goal</span>
|
|
<a name="l00161"></a>00161 <span class="comment"> * ^ - Priority transition (boost or return).</span>
|
|
<a name="l00162"></a>00162 <span class="comment"> * @endcode</span>
|
|
<a name="l00163"></a>00163 <span class="comment"> */</span>
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|
<a name="l00164"></a>00164
|
|
<a name="l00165"></a>00165 <span class="keyword">static</span> <span class="keywordtype">char</span> *mtx2_gettest(<span class="keywordtype">void</span>) {
|
|
<a name="l00166"></a>00166
|
|
<a name="l00167"></a>00167 <span class="keywordflow">return</span> <span class="stringliteral">"Mutexes, priority inheritance, simple case"</span>;
|
|
<a name="l00168"></a>00168 }
|
|
<a name="l00169"></a>00169
|
|
<a name="l00170"></a>00170 <span class="keyword">static</span> <span class="keywordtype">void</span> mtx2_setup(<span class="keywordtype">void</span>) {
|
|
<a name="l00171"></a>00171
|
|
<a name="l00172"></a>00172 <a class="code" href="group__mutexes.html#gac55fe4d05aa6bbeb31594193d2e4d2b6" title="Initializes s Mutex structure.">chMtxInit</a>(&m1);
|
|
<a name="l00173"></a>00173 }
|
|
<a name="l00174"></a>00174
|
|
<a name="l00175"></a>00175 <span class="comment">/* Low priority thread */</span>
|
|
<a name="l00176"></a>00176 <span class="keyword">static</span> <a class="code" href="group__types.html#ga35bcb0c321cd7bc45bf1a11fa17ebdd3" title="Message, use signed pointer equivalent.">msg_t</a> thread2L(<span class="keywordtype">void</span> *p) {
|
|
<a name="l00177"></a>00177
|
|
<a name="l00178"></a>00178 (void)p;
|
|
<a name="l00179"></a>00179 <a class="code" href="group__mutexes.html#gafa06b82e3496c44eb7bf31d9f1b655ba" title="Locks the specified mutex.">chMtxLock</a>(&m1);
|
|
<a name="l00180"></a>00180 <a class="code" href="group__test.html#ga92f3d7b7f63683ca0e873dd19eb450b0" title="CPU pulse.">test_cpu_pulse</a>(40);
|
|
<a name="l00181"></a>00181 <a class="code" href="group__mutexes.html#gae9ae07165126c9f6c0ce0b17bdb53669" title="Unlocks the next owned mutex in reverse lock order.">chMtxUnlock</a>();
|
|
<a name="l00182"></a>00182 <a class="code" href="group__test.html#ga92f3d7b7f63683ca0e873dd19eb450b0" title="CPU pulse.">test_cpu_pulse</a>(10);
|
|
<a name="l00183"></a>00183 <a class="code" href="group__test.html#gab3d9527d7616b3f9f8cba60cda0211a8" title="Emits a token into the tokens buffer.">test_emit_token</a>(<span class="charliteral">'C'</span>);
|
|
<a name="l00184"></a>00184 <span class="keywordflow">return</span> 0;
|
|
<a name="l00185"></a>00185 }
|
|
<a name="l00186"></a>00186
|
|
<a name="l00187"></a>00187 <span class="comment">/* Medium priority thread */</span>
|
|
<a name="l00188"></a>00188 <span class="keyword">static</span> <a class="code" href="group__types.html#ga35bcb0c321cd7bc45bf1a11fa17ebdd3" title="Message, use signed pointer equivalent.">msg_t</a> thread2M(<span class="keywordtype">void</span> *p) {
|
|
<a name="l00189"></a>00189
|
|
<a name="l00190"></a>00190 (void)p;
|
|
<a name="l00191"></a>00191 <a class="code" href="group__threads.html#ga5aebc25e053a0094714abce4cad9f56f" title="Delays the invoking thread for the specified number of milliseconds.">chThdSleepMilliseconds</a>(20);
|
|
<a name="l00192"></a>00192 <a class="code" href="group__test.html#ga92f3d7b7f63683ca0e873dd19eb450b0" title="CPU pulse.">test_cpu_pulse</a>(40);
|
|
<a name="l00193"></a>00193 <a class="code" href="group__test.html#gab3d9527d7616b3f9f8cba60cda0211a8" title="Emits a token into the tokens buffer.">test_emit_token</a>(<span class="charliteral">'B'</span>);
|
|
<a name="l00194"></a>00194 <span class="keywordflow">return</span> 0;
|
|
<a name="l00195"></a>00195 }
|
|
<a name="l00196"></a>00196
|
|
<a name="l00197"></a>00197 <span class="comment">/* High priority thread */</span>
|
|
<a name="l00198"></a>00198 <span class="keyword">static</span> <a class="code" href="group__types.html#ga35bcb0c321cd7bc45bf1a11fa17ebdd3" title="Message, use signed pointer equivalent.">msg_t</a> thread2H(<span class="keywordtype">void</span> *p) {
|
|
<a name="l00199"></a>00199
|
|
<a name="l00200"></a>00200 (void)p;
|
|
<a name="l00201"></a>00201 <a class="code" href="group__threads.html#ga5aebc25e053a0094714abce4cad9f56f" title="Delays the invoking thread for the specified number of milliseconds.">chThdSleepMilliseconds</a>(40);
|
|
<a name="l00202"></a>00202 <a class="code" href="group__mutexes.html#gafa06b82e3496c44eb7bf31d9f1b655ba" title="Locks the specified mutex.">chMtxLock</a>(&m1);
|
|
<a name="l00203"></a>00203 <a class="code" href="group__test.html#ga92f3d7b7f63683ca0e873dd19eb450b0" title="CPU pulse.">test_cpu_pulse</a>(10);
|
|
<a name="l00204"></a>00204 <a class="code" href="group__mutexes.html#gae9ae07165126c9f6c0ce0b17bdb53669" title="Unlocks the next owned mutex in reverse lock order.">chMtxUnlock</a>();
|
|
<a name="l00205"></a>00205 <a class="code" href="group__test.html#gab3d9527d7616b3f9f8cba60cda0211a8" title="Emits a token into the tokens buffer.">test_emit_token</a>(<span class="charliteral">'A'</span>);
|
|
<a name="l00206"></a>00206 <span class="keywordflow">return</span> 0;
|
|
<a name="l00207"></a>00207 }
|
|
<a name="l00208"></a>00208
|
|
<a name="l00209"></a>00209 <span class="keyword">static</span> <span class="keywordtype">void</span> mtx2_execute(<span class="keywordtype">void</span>) {
|
|
<a name="l00210"></a>00210 <a class="code" href="group__types.html#gae3e32a98d431a02106616da3071832dd" title="System Time, recommended fastest unsigned.">systime_t</a> time;
|
|
<a name="l00211"></a>00211
|
|
<a name="l00212"></a>00212 <a class="code" href="group__test.html#gac067dd7ee03b2c56d4d26ce9815ed3f7" title="Delays execution until next system time tick.">test_wait_tick</a>();
|
|
<a name="l00213"></a>00213 time = <a class="code" href="group__time.html#ga137c8f67c450f34416a786d169be90e2" title="Current system time.">chTimeNow</a>();
|
|
<a name="l00214"></a>00214 threads[0] = <a class="code" href="group__threads.html#ga048e588238dd336c6059133b3d0c3435" title="Creates a new thread into a static memory area.">chThdCreateStatic</a>(wa[0], WA_SIZE, <a class="code" href="group__threads.html#gac71903de6268d886ff58022854b8b6dd" title="Returns the current thread priority.">chThdGetPriority</a>()-1, thread2H, 0);
|
|
<a name="l00215"></a>00215 threads[1] = <a class="code" href="group__threads.html#ga048e588238dd336c6059133b3d0c3435" title="Creates a new thread into a static memory area.">chThdCreateStatic</a>(wa[1], WA_SIZE, <a class="code" href="group__threads.html#gac71903de6268d886ff58022854b8b6dd" title="Returns the current thread priority.">chThdGetPriority</a>()-2, thread2M, 0);
|
|
<a name="l00216"></a>00216 threads[2] = <a class="code" href="group__threads.html#ga048e588238dd336c6059133b3d0c3435" title="Creates a new thread into a static memory area.">chThdCreateStatic</a>(wa[2], WA_SIZE, <a class="code" href="group__threads.html#gac71903de6268d886ff58022854b8b6dd" title="Returns the current thread priority.">chThdGetPriority</a>()-3, thread2L, 0);
|
|
<a name="l00217"></a>00217 <a class="code" href="group__test.html#ga361d9d2685d79754206ae8af370a303c" title="Waits for the completion of all the test-spawned threads.">test_wait_threads</a>();
|
|
<a name="l00218"></a>00218 <a class="code" href="group__test.html#ga876d47c016ac2d69d6611274252bdaf9" title="Test sequence assertion.">test_assert_sequence</a>(1, <span class="stringliteral">"ABC"</span>);
|
|
<a name="l00219"></a>00219 <a class="code" href="group__test.html#gabb18a77859d6fc0972a35d88f11a90e1" title="Test time window assertion.">test_assert_time_window</a>(2, time + <a class="code" href="group__time.html#ga0a7e7bc6c6225bd9652c4f1567f1bc6a" title="Time conversion utility.">MS2ST</a>(100), time + <a class="code" href="group__time.html#ga0a7e7bc6c6225bd9652c4f1567f1bc6a" title="Time conversion utility.">MS2ST</a>(100) + ALLOWED_DELAY);
|
|
<a name="l00220"></a>00220 }
|
|
<a name="l00221"></a>00221
|
|
<a name="l00222"></a>00222 <span class="keyword">const</span> <span class="keyword">struct </span><a class="code" href="structtestcase.html" title="Structure representing a test case.">testcase</a> testmtx2 = {
|
|
<a name="l00223"></a>00223 mtx2_gettest,
|
|
<a name="l00224"></a>00224 mtx2_setup,
|
|
<a name="l00225"></a>00225 NULL,
|
|
<a name="l00226"></a>00226 mtx2_execute
|
|
<a name="l00227"></a>00227 };
|
|
<a name="l00228"></a>00228 <span class="comment"></span>
|
|
<a name="l00229"></a>00229 <span class="comment">/**</span>
|
|
<a name="l00230"></a>00230 <span class="comment"> * @page test_mtx_003 Priority inheritance, complex case</span>
|
|
<a name="l00231"></a>00231 <span class="comment"> *</span>
|
|
<a name="l00232"></a>00232 <span class="comment"> * <h2>Description</h2></span>
|
|
<a name="l00233"></a>00233 <span class="comment"> * Five threads are involved in the complex priority inversion scenario,</span>
|
|
<a name="l00234"></a>00234 <span class="comment"> * please refer to the diagram below for the complete scenario.<br></span>
|
|
<a name="l00235"></a>00235 <span class="comment"> * The test expects the threads to perform their operations in increasing</span>
|
|
<a name="l00236"></a>00236 <span class="comment"> * priority order by rearranging their priorities in order to avoid the</span>
|
|
<a name="l00237"></a>00237 <span class="comment"> * priority inversion trap.</span>
|
|
<a name="l00238"></a>00238 <span class="comment"> *</span>
|
|
<a name="l00239"></a>00239 <span class="comment"> * <h2>Scenario</h2></span>
|
|
<a name="l00240"></a>00240 <span class="comment"> * This weird looking diagram should explain what happens in the test case:</span>
|
|
<a name="l00241"></a>00241 <span class="comment"> * @code</span>
|
|
<a name="l00242"></a>00242 <span class="comment"> * Time ----> 0 10 20 30 40 50 60 70 80 90 100 110</span>
|
|
<a name="l00243"></a>00243 <span class="comment"> * 0 ......BL++++------------2+++++------4+++++BU0---------------------------G.....</span>
|
|
<a name="l00244"></a>00244 <span class="comment"> * 1 ............AL++++2+++++BL----------4-----++++++BU4+++AU1---------------G.....</span>
|
|
<a name="l00245"></a>00245 <span class="comment"> * 2 ..................AL----------------------------------------------++++++AUG...</span>
|
|
<a name="l00246"></a>00246 <span class="comment"> * 3 ..............................+++++++-----------------------++++++G...........</span>
|
|
<a name="l00247"></a>00247 <span class="comment"> * 4 ....................................AL................++++++AUG...............</span>
|
|
<a name="l00248"></a>00248 <span class="comment"> * ^ ^ ^ ^ ^ ^</span>
|
|
<a name="l00249"></a>00249 <span class="comment"> * Legend:</span>
|
|
<a name="l00250"></a>00250 <span class="comment"> * 0..4 - Priority levels</span>
|
|
<a name="l00251"></a>00251 <span class="comment"> * +++ - Running</span>
|
|
<a name="l00252"></a>00252 <span class="comment"> * --- - Ready</span>
|
|
<a name="l00253"></a>00253 <span class="comment"> * ... - Waiting or Terminated</span>
|
|
<a name="l00254"></a>00254 <span class="comment"> * xL - Lock operation on mutex 'x'</span>
|
|
<a name="l00255"></a>00255 <span class="comment"> * xUn - Unlock operation on mutex 'x' with priority returning to level 'n'</span>
|
|
<a name="l00256"></a>00256 <span class="comment"> * ^ - Priority transition (boost or return).</span>
|
|
<a name="l00257"></a>00257 <span class="comment"> * @endcode</span>
|
|
<a name="l00258"></a>00258 <span class="comment"> */</span>
|
|
<a name="l00259"></a>00259 <span class="keyword">static</span> <span class="keywordtype">char</span> *mtx3_gettest(<span class="keywordtype">void</span>) {
|
|
<a name="l00260"></a>00260
|
|
<a name="l00261"></a>00261 <span class="keywordflow">return</span> <span class="stringliteral">"Mutexes, priority inheritance, complex case"</span>;
|
|
<a name="l00262"></a>00262 }
|
|
<a name="l00263"></a>00263
|
|
<a name="l00264"></a>00264 <span class="keyword">static</span> <span class="keywordtype">void</span> mtx3_setup(<span class="keywordtype">void</span>) {
|
|
<a name="l00265"></a>00265
|
|
<a name="l00266"></a>00266 <a class="code" href="group__mutexes.html#gac55fe4d05aa6bbeb31594193d2e4d2b6" title="Initializes s Mutex structure.">chMtxInit</a>(&m1); <span class="comment">// Mutex B</span>
|
|
<a name="l00267"></a>00267 <a class="code" href="group__mutexes.html#gac55fe4d05aa6bbeb31594193d2e4d2b6" title="Initializes s Mutex structure.">chMtxInit</a>(&m2); <span class="comment">// Mutex A</span>
|
|
<a name="l00268"></a>00268 }
|
|
<a name="l00269"></a>00269
|
|
<a name="l00270"></a>00270 <span class="comment">/* Lowest priority thread */</span>
|
|
<a name="l00271"></a>00271 <span class="keyword">static</span> <a class="code" href="group__types.html#ga35bcb0c321cd7bc45bf1a11fa17ebdd3" title="Message, use signed pointer equivalent.">msg_t</a> thread3LL(<span class="keywordtype">void</span> *p) {
|
|
<a name="l00272"></a>00272
|
|
<a name="l00273"></a>00273 (void)p;
|
|
<a name="l00274"></a>00274 <a class="code" href="group__mutexes.html#gafa06b82e3496c44eb7bf31d9f1b655ba" title="Locks the specified mutex.">chMtxLock</a>(&m1);
|
|
<a name="l00275"></a>00275 <a class="code" href="group__test.html#ga92f3d7b7f63683ca0e873dd19eb450b0" title="CPU pulse.">test_cpu_pulse</a>(30);
|
|
<a name="l00276"></a>00276 <a class="code" href="group__mutexes.html#gae9ae07165126c9f6c0ce0b17bdb53669" title="Unlocks the next owned mutex in reverse lock order.">chMtxUnlock</a>();
|
|
<a name="l00277"></a>00277 <a class="code" href="group__test.html#gab3d9527d7616b3f9f8cba60cda0211a8" title="Emits a token into the tokens buffer.">test_emit_token</a>(<span class="charliteral">'E'</span>);
|
|
<a name="l00278"></a>00278 <span class="keywordflow">return</span> 0;
|
|
<a name="l00279"></a>00279 }
|
|
<a name="l00280"></a>00280
|
|
<a name="l00281"></a>00281 <span class="comment">/* Low priority thread */</span>
|
|
<a name="l00282"></a>00282 <span class="keyword">static</span> <a class="code" href="group__types.html#ga35bcb0c321cd7bc45bf1a11fa17ebdd3" title="Message, use signed pointer equivalent.">msg_t</a> thread3L(<span class="keywordtype">void</span> *p) {
|
|
<a name="l00283"></a>00283
|
|
<a name="l00284"></a>00284 (void)p;
|
|
<a name="l00285"></a>00285 <a class="code" href="group__threads.html#ga5aebc25e053a0094714abce4cad9f56f" title="Delays the invoking thread for the specified number of milliseconds.">chThdSleepMilliseconds</a>(10);
|
|
<a name="l00286"></a>00286 <a class="code" href="group__mutexes.html#gafa06b82e3496c44eb7bf31d9f1b655ba" title="Locks the specified mutex.">chMtxLock</a>(&m2);
|
|
<a name="l00287"></a>00287 <a class="code" href="group__test.html#ga92f3d7b7f63683ca0e873dd19eb450b0" title="CPU pulse.">test_cpu_pulse</a>(20);
|
|
<a name="l00288"></a>00288 <a class="code" href="group__mutexes.html#gafa06b82e3496c44eb7bf31d9f1b655ba" title="Locks the specified mutex.">chMtxLock</a>(&m1);
|
|
<a name="l00289"></a>00289 <a class="code" href="group__test.html#ga92f3d7b7f63683ca0e873dd19eb450b0" title="CPU pulse.">test_cpu_pulse</a>(10);
|
|
<a name="l00290"></a>00290 <a class="code" href="group__mutexes.html#gae9ae07165126c9f6c0ce0b17bdb53669" title="Unlocks the next owned mutex in reverse lock order.">chMtxUnlock</a>();
|
|
<a name="l00291"></a>00291 <a class="code" href="group__test.html#ga92f3d7b7f63683ca0e873dd19eb450b0" title="CPU pulse.">test_cpu_pulse</a>(10);
|
|
<a name="l00292"></a>00292 <a class="code" href="group__mutexes.html#gae9ae07165126c9f6c0ce0b17bdb53669" title="Unlocks the next owned mutex in reverse lock order.">chMtxUnlock</a>();
|
|
<a name="l00293"></a>00293 <a class="code" href="group__test.html#gab3d9527d7616b3f9f8cba60cda0211a8" title="Emits a token into the tokens buffer.">test_emit_token</a>(<span class="charliteral">'D'</span>);
|
|
<a name="l00294"></a>00294 <span class="keywordflow">return</span> 0;
|
|
<a name="l00295"></a>00295 }
|
|
<a name="l00296"></a>00296
|
|
<a name="l00297"></a>00297 <span class="comment">/* Medium priority thread */</span>
|
|
<a name="l00298"></a>00298 <span class="keyword">static</span> <a class="code" href="group__types.html#ga35bcb0c321cd7bc45bf1a11fa17ebdd3" title="Message, use signed pointer equivalent.">msg_t</a> thread3M(<span class="keywordtype">void</span> *p) {
|
|
<a name="l00299"></a>00299
|
|
<a name="l00300"></a>00300 (void)p;
|
|
<a name="l00301"></a>00301 <a class="code" href="group__threads.html#ga5aebc25e053a0094714abce4cad9f56f" title="Delays the invoking thread for the specified number of milliseconds.">chThdSleepMilliseconds</a>(20);
|
|
<a name="l00302"></a>00302 <a class="code" href="group__mutexes.html#gafa06b82e3496c44eb7bf31d9f1b655ba" title="Locks the specified mutex.">chMtxLock</a>(&m2);
|
|
<a name="l00303"></a>00303 <a class="code" href="group__test.html#ga92f3d7b7f63683ca0e873dd19eb450b0" title="CPU pulse.">test_cpu_pulse</a>(10);
|
|
<a name="l00304"></a>00304 <a class="code" href="group__mutexes.html#gae9ae07165126c9f6c0ce0b17bdb53669" title="Unlocks the next owned mutex in reverse lock order.">chMtxUnlock</a>();
|
|
<a name="l00305"></a>00305 <a class="code" href="group__test.html#gab3d9527d7616b3f9f8cba60cda0211a8" title="Emits a token into the tokens buffer.">test_emit_token</a>(<span class="charliteral">'C'</span>);
|
|
<a name="l00306"></a>00306 <span class="keywordflow">return</span> 0;
|
|
<a name="l00307"></a>00307 }
|
|
<a name="l00308"></a>00308
|
|
<a name="l00309"></a>00309 <span class="comment">/* High priority thread */</span>
|
|
<a name="l00310"></a>00310 <span class="keyword">static</span> <a class="code" href="group__types.html#ga35bcb0c321cd7bc45bf1a11fa17ebdd3" title="Message, use signed pointer equivalent.">msg_t</a> thread3H(<span class="keywordtype">void</span> *p) {
|
|
<a name="l00311"></a>00311
|
|
<a name="l00312"></a>00312 (void)p;
|
|
<a name="l00313"></a>00313 <a class="code" href="group__threads.html#ga5aebc25e053a0094714abce4cad9f56f" title="Delays the invoking thread for the specified number of milliseconds.">chThdSleepMilliseconds</a>(40);
|
|
<a name="l00314"></a>00314 <a class="code" href="group__test.html#ga92f3d7b7f63683ca0e873dd19eb450b0" title="CPU pulse.">test_cpu_pulse</a>(20);
|
|
<a name="l00315"></a>00315 <a class="code" href="group__test.html#gab3d9527d7616b3f9f8cba60cda0211a8" title="Emits a token into the tokens buffer.">test_emit_token</a>(<span class="charliteral">'B'</span>);
|
|
<a name="l00316"></a>00316 <span class="keywordflow">return</span> 0;
|
|
<a name="l00317"></a>00317 }
|
|
<a name="l00318"></a>00318
|
|
<a name="l00319"></a>00319 <span class="comment">/* Highest priority thread */</span>
|
|
<a name="l00320"></a>00320 <span class="keyword">static</span> <a class="code" href="group__types.html#ga35bcb0c321cd7bc45bf1a11fa17ebdd3" title="Message, use signed pointer equivalent.">msg_t</a> thread3HH(<span class="keywordtype">void</span> *p) {
|
|
<a name="l00321"></a>00321
|
|
<a name="l00322"></a>00322 (void)p;
|
|
<a name="l00323"></a>00323 <a class="code" href="group__threads.html#ga5aebc25e053a0094714abce4cad9f56f" title="Delays the invoking thread for the specified number of milliseconds.">chThdSleepMilliseconds</a>(50);
|
|
<a name="l00324"></a>00324 <a class="code" href="group__mutexes.html#gafa06b82e3496c44eb7bf31d9f1b655ba" title="Locks the specified mutex.">chMtxLock</a>(&m2);
|
|
<a name="l00325"></a>00325 <a class="code" href="group__test.html#ga92f3d7b7f63683ca0e873dd19eb450b0" title="CPU pulse.">test_cpu_pulse</a>(10);
|
|
<a name="l00326"></a>00326 <a class="code" href="group__mutexes.html#gae9ae07165126c9f6c0ce0b17bdb53669" title="Unlocks the next owned mutex in reverse lock order.">chMtxUnlock</a>();
|
|
<a name="l00327"></a>00327 <a class="code" href="group__test.html#gab3d9527d7616b3f9f8cba60cda0211a8" title="Emits a token into the tokens buffer.">test_emit_token</a>(<span class="charliteral">'A'</span>);
|
|
<a name="l00328"></a>00328 <span class="keywordflow">return</span> 0;
|
|
<a name="l00329"></a>00329 }
|
|
<a name="l00330"></a>00330
|
|
<a name="l00331"></a>00331 <span class="keyword">static</span> <span class="keywordtype">void</span> mtx3_execute(<span class="keywordtype">void</span>) {
|
|
<a name="l00332"></a>00332 <a class="code" href="group__types.html#gae3e32a98d431a02106616da3071832dd" title="System Time, recommended fastest unsigned.">systime_t</a> time;
|
|
<a name="l00333"></a>00333
|
|
<a name="l00334"></a>00334 <a class="code" href="group__test.html#gac067dd7ee03b2c56d4d26ce9815ed3f7" title="Delays execution until next system time tick.">test_wait_tick</a>();
|
|
<a name="l00335"></a>00335 time = <a class="code" href="group__time.html#ga137c8f67c450f34416a786d169be90e2" title="Current system time.">chTimeNow</a>();
|
|
<a name="l00336"></a>00336 threads[0] = <a class="code" href="group__threads.html#ga048e588238dd336c6059133b3d0c3435" title="Creates a new thread into a static memory area.">chThdCreateStatic</a>(wa[0], WA_SIZE, <a class="code" href="group__threads.html#gac71903de6268d886ff58022854b8b6dd" title="Returns the current thread priority.">chThdGetPriority</a>()-5, thread3LL, 0);
|
|
<a name="l00337"></a>00337 threads[1] = <a class="code" href="group__threads.html#ga048e588238dd336c6059133b3d0c3435" title="Creates a new thread into a static memory area.">chThdCreateStatic</a>(wa[1], WA_SIZE, <a class="code" href="group__threads.html#gac71903de6268d886ff58022854b8b6dd" title="Returns the current thread priority.">chThdGetPriority</a>()-4, thread3L, 0);
|
|
<a name="l00338"></a>00338 threads[2] = <a class="code" href="group__threads.html#ga048e588238dd336c6059133b3d0c3435" title="Creates a new thread into a static memory area.">chThdCreateStatic</a>(wa[2], WA_SIZE, <a class="code" href="group__threads.html#gac71903de6268d886ff58022854b8b6dd" title="Returns the current thread priority.">chThdGetPriority</a>()-3, thread3M, 0);
|
|
<a name="l00339"></a>00339 threads[3] = <a class="code" href="group__threads.html#ga048e588238dd336c6059133b3d0c3435" title="Creates a new thread into a static memory area.">chThdCreateStatic</a>(wa[3], WA_SIZE, <a class="code" href="group__threads.html#gac71903de6268d886ff58022854b8b6dd" title="Returns the current thread priority.">chThdGetPriority</a>()-2, thread3H, 0);
|
|
<a name="l00340"></a>00340 threads[4] = <a class="code" href="group__threads.html#ga048e588238dd336c6059133b3d0c3435" title="Creates a new thread into a static memory area.">chThdCreateStatic</a>(wa[4], WA_SIZE, <a class="code" href="group__threads.html#gac71903de6268d886ff58022854b8b6dd" title="Returns the current thread priority.">chThdGetPriority</a>()-1, thread3HH, 0);
|
|
<a name="l00341"></a>00341 <a class="code" href="group__test.html#ga361d9d2685d79754206ae8af370a303c" title="Waits for the completion of all the test-spawned threads.">test_wait_threads</a>();
|
|
<a name="l00342"></a>00342 <a class="code" href="group__test.html#ga876d47c016ac2d69d6611274252bdaf9" title="Test sequence assertion.">test_assert_sequence</a>(1, <span class="stringliteral">"ABCDE"</span>);
|
|
<a name="l00343"></a>00343 <a class="code" href="group__test.html#gabb18a77859d6fc0972a35d88f11a90e1" title="Test time window assertion.">test_assert_time_window</a>(2, time + <a class="code" href="group__time.html#ga0a7e7bc6c6225bd9652c4f1567f1bc6a" title="Time conversion utility.">MS2ST</a>(110), time + <a class="code" href="group__time.html#ga0a7e7bc6c6225bd9652c4f1567f1bc6a" title="Time conversion utility.">MS2ST</a>(110) + ALLOWED_DELAY);
|
|
<a name="l00344"></a>00344 }
|
|
<a name="l00345"></a>00345
|
|
<a name="l00346"></a>00346 <span class="keyword">const</span> <span class="keyword">struct </span><a class="code" href="structtestcase.html" title="Structure representing a test case.">testcase</a> testmtx3 = {
|
|
<a name="l00347"></a>00347 mtx3_gettest,
|
|
<a name="l00348"></a>00348 mtx3_setup,
|
|
<a name="l00349"></a>00349 NULL,
|
|
<a name="l00350"></a>00350 mtx3_execute
|
|
<a name="l00351"></a>00351 };
|
|
<a name="l00352"></a>00352 <span class="preprocessor">#endif </span><span class="comment">/* CH_DBG_THREADS_PROFILING */</span>
|
|
<a name="l00353"></a>00353 <span class="comment"></span>
|
|
<a name="l00354"></a>00354 <span class="comment">/**</span>
|
|
<a name="l00355"></a>00355 <span class="comment"> * @page test_mtx_004 Priority return verification</span>
|
|
<a name="l00356"></a>00356 <span class="comment"> *</span>
|
|
<a name="l00357"></a>00357 <span class="comment"> * <h2>Description</h2></span>
|
|
<a name="l00358"></a>00358 <span class="comment"> * Two threads are spawned that try to lock the mutexes locked by the tester</span>
|
|
<a name="l00359"></a>00359 <span class="comment"> * thread with precise timing.<br></span>
|
|
<a name="l00360"></a>00360 <span class="comment"> * The test expects that the priority changes caused by the priority</span>
|
|
<a name="l00361"></a>00361 <span class="comment"> * inheritance algorithm happen at the right moment and with the right values.</span>
|
|
<a name="l00362"></a>00362 <span class="comment"> */</span>
|
|
<a name="l00363"></a>00363 <span class="keyword">static</span> <span class="keywordtype">char</span> *mtx4_gettest(<span class="keywordtype">void</span>) {
|
|
<a name="l00364"></a>00364
|
|
<a name="l00365"></a>00365 <span class="keywordflow">return</span> <span class="stringliteral">"Mutexes, priority return"</span>;
|
|
<a name="l00366"></a>00366 }
|
|
<a name="l00367"></a>00367
|
|
<a name="l00368"></a>00368 <span class="keyword">static</span> <span class="keywordtype">void</span> mtx4_setup(<span class="keywordtype">void</span>) {
|
|
<a name="l00369"></a>00369
|
|
<a name="l00370"></a>00370 <a class="code" href="group__mutexes.html#gac55fe4d05aa6bbeb31594193d2e4d2b6" title="Initializes s Mutex structure.">chMtxInit</a>(&m1);
|
|
<a name="l00371"></a>00371 <a class="code" href="group__mutexes.html#gac55fe4d05aa6bbeb31594193d2e4d2b6" title="Initializes s Mutex structure.">chMtxInit</a>(&m2);
|
|
<a name="l00372"></a>00372 }
|
|
<a name="l00373"></a>00373
|
|
<a name="l00374"></a>00374 <span class="keyword">static</span> <a class="code" href="group__types.html#ga35bcb0c321cd7bc45bf1a11fa17ebdd3" title="Message, use signed pointer equivalent.">msg_t</a> thread4a(<span class="keywordtype">void</span> *p) {
|
|
<a name="l00375"></a>00375
|
|
<a name="l00376"></a>00376 (void)p;
|
|
<a name="l00377"></a>00377 <a class="code" href="group__threads.html#ga5aebc25e053a0094714abce4cad9f56f" title="Delays the invoking thread for the specified number of milliseconds.">chThdSleepMilliseconds</a>(50);
|
|
<a name="l00378"></a>00378 <a class="code" href="group__mutexes.html#gafa06b82e3496c44eb7bf31d9f1b655ba" title="Locks the specified mutex.">chMtxLock</a>(&m2);
|
|
<a name="l00379"></a>00379 <a class="code" href="group__mutexes.html#gae9ae07165126c9f6c0ce0b17bdb53669" title="Unlocks the next owned mutex in reverse lock order.">chMtxUnlock</a>();
|
|
<a name="l00380"></a>00380 <span class="keywordflow">return</span> 0;
|
|
<a name="l00381"></a>00381 }
|
|
<a name="l00382"></a>00382
|
|
<a name="l00383"></a>00383 <span class="keyword">static</span> <a class="code" href="group__types.html#ga35bcb0c321cd7bc45bf1a11fa17ebdd3" title="Message, use signed pointer equivalent.">msg_t</a> thread4b(<span class="keywordtype">void</span> *p) {
|
|
<a name="l00384"></a>00384
|
|
<a name="l00385"></a>00385 (void)p;
|
|
<a name="l00386"></a>00386 <a class="code" href="group__threads.html#ga5aebc25e053a0094714abce4cad9f56f" title="Delays the invoking thread for the specified number of milliseconds.">chThdSleepMilliseconds</a>(150);
|
|
<a name="l00387"></a>00387 <a class="code" href="group__mutexes.html#gafa06b82e3496c44eb7bf31d9f1b655ba" title="Locks the specified mutex.">chMtxLock</a>(&m1);
|
|
<a name="l00388"></a>00388 <a class="code" href="group__mutexes.html#gae9ae07165126c9f6c0ce0b17bdb53669" title="Unlocks the next owned mutex in reverse lock order.">chMtxUnlock</a>();
|
|
<a name="l00389"></a>00389 <span class="keywordflow">return</span> 0;
|
|
<a name="l00390"></a>00390 }
|
|
<a name="l00391"></a>00391
|
|
<a name="l00392"></a>00392 <span class="keyword">static</span> <span class="keywordtype">void</span> mtx4_execute(<span class="keywordtype">void</span>) {
|
|
<a name="l00393"></a>00393 <a class="code" href="group__types.html#ga5f2488ba73e5969cbc0f7033735374ee" title="Priority, use the fastest unsigned type.">tprio_t</a> p, p1, p2;
|
|
<a name="l00394"></a>00394
|
|
<a name="l00395"></a>00395 p = <a class="code" href="group__threads.html#gac71903de6268d886ff58022854b8b6dd" title="Returns the current thread priority.">chThdGetPriority</a>();
|
|
<a name="l00396"></a>00396 p1 = p + 1;
|
|
<a name="l00397"></a>00397 p2 = p + 2;
|
|
<a name="l00398"></a>00398 threads[0] = <a class="code" href="group__threads.html#ga048e588238dd336c6059133b3d0c3435" title="Creates a new thread into a static memory area.">chThdCreateStatic</a>(wa[0], WA_SIZE, p1, thread4a, <span class="stringliteral">"B"</span>);
|
|
<a name="l00399"></a>00399 threads[1] = <a class="code" href="group__threads.html#ga048e588238dd336c6059133b3d0c3435" title="Creates a new thread into a static memory area.">chThdCreateStatic</a>(wa[1], WA_SIZE, p2, thread4b, <span class="stringliteral">"A"</span>);
|
|
<a name="l00400"></a>00400 <a class="code" href="group__mutexes.html#gafa06b82e3496c44eb7bf31d9f1b655ba" title="Locks the specified mutex.">chMtxLock</a>(&m2);
|
|
<a name="l00401"></a>00401 <a class="code" href="group__test.html#ga835cb17ca3869922b49435d95324a68b" title="Test assertion.">test_assert</a>(1, <a class="code" href="group__threads.html#gac71903de6268d886ff58022854b8b6dd" title="Returns the current thread priority.">chThdGetPriority</a>() == p, <span class="stringliteral">"wrong priority level"</span>);
|
|
<a name="l00402"></a>00402 <a class="code" href="group__threads.html#ga5aebc25e053a0094714abce4cad9f56f" title="Delays the invoking thread for the specified number of milliseconds.">chThdSleepMilliseconds</a>(100);
|
|
<a name="l00403"></a>00403 <a class="code" href="group__test.html#ga835cb17ca3869922b49435d95324a68b" title="Test assertion.">test_assert</a>(2, <a class="code" href="group__threads.html#gac71903de6268d886ff58022854b8b6dd" title="Returns the current thread priority.">chThdGetPriority</a>() == p1, <span class="stringliteral">"wrong priority level"</span>);
|
|
<a name="l00404"></a>00404 <a class="code" href="group__mutexes.html#gafa06b82e3496c44eb7bf31d9f1b655ba" title="Locks the specified mutex.">chMtxLock</a>(&m1);
|
|
<a name="l00405"></a>00405 <a class="code" href="group__test.html#ga835cb17ca3869922b49435d95324a68b" title="Test assertion.">test_assert</a>(3, <a class="code" href="group__threads.html#gac71903de6268d886ff58022854b8b6dd" title="Returns the current thread priority.">chThdGetPriority</a>() == p1, <span class="stringliteral">"wrong priority level"</span>);
|
|
<a name="l00406"></a>00406 <a class="code" href="group__threads.html#ga5aebc25e053a0094714abce4cad9f56f" title="Delays the invoking thread for the specified number of milliseconds.">chThdSleepMilliseconds</a>(100);
|
|
<a name="l00407"></a>00407 <a class="code" href="group__test.html#ga835cb17ca3869922b49435d95324a68b" title="Test assertion.">test_assert</a>(4, <a class="code" href="group__threads.html#gac71903de6268d886ff58022854b8b6dd" title="Returns the current thread priority.">chThdGetPriority</a>() == p2, <span class="stringliteral">"wrong priority level"</span>);
|
|
<a name="l00408"></a>00408 <a class="code" href="group__mutexes.html#gae9ae07165126c9f6c0ce0b17bdb53669" title="Unlocks the next owned mutex in reverse lock order.">chMtxUnlock</a>();
|
|
<a name="l00409"></a>00409 <a class="code" href="group__test.html#ga835cb17ca3869922b49435d95324a68b" title="Test assertion.">test_assert</a>(5, <a class="code" href="group__threads.html#gac71903de6268d886ff58022854b8b6dd" title="Returns the current thread priority.">chThdGetPriority</a>() == p1, <span class="stringliteral">"wrong priority level"</span>);
|
|
<a name="l00410"></a>00410 <a class="code" href="group__threads.html#ga5aebc25e053a0094714abce4cad9f56f" title="Delays the invoking thread for the specified number of milliseconds.">chThdSleepMilliseconds</a>(100);
|
|
<a name="l00411"></a>00411 <a class="code" href="group__test.html#ga835cb17ca3869922b49435d95324a68b" title="Test assertion.">test_assert</a>(6, <a class="code" href="group__threads.html#gac71903de6268d886ff58022854b8b6dd" title="Returns the current thread priority.">chThdGetPriority</a>() == p1, <span class="stringliteral">"wrong priority level"</span>);
|
|
<a name="l00412"></a>00412 <a class="code" href="group__mutexes.html#ga853b4ced43d22fb5d82678dd2f0aba75" title="Unlocks all the mutexes owned by the invoking thread.">chMtxUnlockAll</a>();
|
|
<a name="l00413"></a>00413 <a class="code" href="group__test.html#ga835cb17ca3869922b49435d95324a68b" title="Test assertion.">test_assert</a>(7, <a class="code" href="group__threads.html#gac71903de6268d886ff58022854b8b6dd" title="Returns the current thread priority.">chThdGetPriority</a>() == p, <span class="stringliteral">"wrong priority level"</span>);
|
|
<a name="l00414"></a>00414 <a class="code" href="group__test.html#ga361d9d2685d79754206ae8af370a303c" title="Waits for the completion of all the test-spawned threads.">test_wait_threads</a>();
|
|
<a name="l00415"></a>00415
|
|
<a name="l00416"></a>00416 <span class="comment">/* Test repeated in order to cover chMtxUnlockS().*/</span>
|
|
<a name="l00417"></a>00417 threads[0] = <a class="code" href="group__threads.html#ga048e588238dd336c6059133b3d0c3435" title="Creates a new thread into a static memory area.">chThdCreateStatic</a>(wa[0], WA_SIZE, p1, thread4a, <span class="stringliteral">"D"</span>);
|
|
<a name="l00418"></a>00418 threads[1] = <a class="code" href="group__threads.html#ga048e588238dd336c6059133b3d0c3435" title="Creates a new thread into a static memory area.">chThdCreateStatic</a>(wa[1], WA_SIZE, p2, thread4b, <span class="stringliteral">"C"</span>);
|
|
<a name="l00419"></a>00419 <a class="code" href="group__mutexes.html#gafa06b82e3496c44eb7bf31d9f1b655ba" title="Locks the specified mutex.">chMtxLock</a>(&m2);
|
|
<a name="l00420"></a>00420 <a class="code" href="group__test.html#ga835cb17ca3869922b49435d95324a68b" title="Test assertion.">test_assert</a>(8, <a class="code" href="group__threads.html#gac71903de6268d886ff58022854b8b6dd" title="Returns the current thread priority.">chThdGetPriority</a>() == p, <span class="stringliteral">"wrong priority level"</span>);
|
|
<a name="l00421"></a>00421 <a class="code" href="group__threads.html#ga5aebc25e053a0094714abce4cad9f56f" title="Delays the invoking thread for the specified number of milliseconds.">chThdSleepMilliseconds</a>(100);
|
|
<a name="l00422"></a>00422 <a class="code" href="group__test.html#ga835cb17ca3869922b49435d95324a68b" title="Test assertion.">test_assert</a>(9, <a class="code" href="group__threads.html#gac71903de6268d886ff58022854b8b6dd" title="Returns the current thread priority.">chThdGetPriority</a>() == p1, <span class="stringliteral">"wrong priority level"</span>);
|
|
<a name="l00423"></a>00423 <a class="code" href="group__mutexes.html#gafa06b82e3496c44eb7bf31d9f1b655ba" title="Locks the specified mutex.">chMtxLock</a>(&m1);
|
|
<a name="l00424"></a>00424 <a class="code" href="group__test.html#ga835cb17ca3869922b49435d95324a68b" title="Test assertion.">test_assert</a>(10, <a class="code" href="group__threads.html#gac71903de6268d886ff58022854b8b6dd" title="Returns the current thread priority.">chThdGetPriority</a>() == p1, <span class="stringliteral">"wrong priority level"</span>);
|
|
<a name="l00425"></a>00425 <a class="code" href="group__threads.html#ga5aebc25e053a0094714abce4cad9f56f" title="Delays the invoking thread for the specified number of milliseconds.">chThdSleepMilliseconds</a>(100);
|
|
<a name="l00426"></a>00426 <a class="code" href="group__test.html#ga835cb17ca3869922b49435d95324a68b" title="Test assertion.">test_assert</a>(11, <a class="code" href="group__threads.html#gac71903de6268d886ff58022854b8b6dd" title="Returns the current thread priority.">chThdGetPriority</a>() == p2, <span class="stringliteral">"wrong priority level"</span>);
|
|
<a name="l00427"></a>00427 <a class="code" href="group__system.html#ga9f6573c0763d1e4e97c63c62edad6e42" title="Enters the kernel lock mode.">chSysLock</a>();
|
|
<a name="l00428"></a>00428 <a class="code" href="group__mutexes.html#ga705fa60fb8aa28a6632f693e83f78c96" title="Unlocks the next owned mutex in reverse lock order.">chMtxUnlockS</a>();
|
|
<a name="l00429"></a>00429 <a class="code" href="group__system.html#ga5a257fa58a09815eb64a45e2dfbdc22e" title="Leaves the kernel lock mode.">chSysUnlock</a>();
|
|
<a name="l00430"></a>00430 <a class="code" href="group__test.html#ga835cb17ca3869922b49435d95324a68b" title="Test assertion.">test_assert</a>(12, <a class="code" href="group__threads.html#gac71903de6268d886ff58022854b8b6dd" title="Returns the current thread priority.">chThdGetPriority</a>() == p1, <span class="stringliteral">"wrong priority level"</span>);
|
|
<a name="l00431"></a>00431 <a class="code" href="group__threads.html#ga5aebc25e053a0094714abce4cad9f56f" title="Delays the invoking thread for the specified number of milliseconds.">chThdSleepMilliseconds</a>(100);
|
|
<a name="l00432"></a>00432 <a class="code" href="group__test.html#ga835cb17ca3869922b49435d95324a68b" title="Test assertion.">test_assert</a>(13, <a class="code" href="group__threads.html#gac71903de6268d886ff58022854b8b6dd" title="Returns the current thread priority.">chThdGetPriority</a>() == p1, <span class="stringliteral">"wrong priority level"</span>);
|
|
<a name="l00433"></a>00433 <a class="code" href="group__mutexes.html#ga853b4ced43d22fb5d82678dd2f0aba75" title="Unlocks all the mutexes owned by the invoking thread.">chMtxUnlockAll</a>();
|
|
<a name="l00434"></a>00434 <a class="code" href="group__test.html#ga835cb17ca3869922b49435d95324a68b" title="Test assertion.">test_assert</a>(14, <a class="code" href="group__threads.html#gac71903de6268d886ff58022854b8b6dd" title="Returns the current thread priority.">chThdGetPriority</a>() == p, <span class="stringliteral">"wrong priority level"</span>);
|
|
<a name="l00435"></a>00435 <a class="code" href="group__test.html#ga361d9d2685d79754206ae8af370a303c" title="Waits for the completion of all the test-spawned threads.">test_wait_threads</a>();
|
|
<a name="l00436"></a>00436 }
|
|
<a name="l00437"></a>00437
|
|
<a name="l00438"></a>00438 <span class="keyword">const</span> <span class="keyword">struct </span><a class="code" href="structtestcase.html" title="Structure representing a test case.">testcase</a> testmtx4 = {
|
|
<a name="l00439"></a>00439 mtx4_gettest,
|
|
<a name="l00440"></a>00440 mtx4_setup,
|
|
<a name="l00441"></a>00441 NULL,
|
|
<a name="l00442"></a>00442 mtx4_execute
|
|
<a name="l00443"></a>00443 };
|
|
<a name="l00444"></a>00444 <span class="comment"></span>
|
|
<a name="l00445"></a>00445 <span class="comment">/**</span>
|
|
<a name="l00446"></a>00446 <span class="comment"> * @page test_mtx_005 Mutex status</span>
|
|
<a name="l00447"></a>00447 <span class="comment"> *</span>
|
|
<a name="l00448"></a>00448 <span class="comment"> * <h2>Description</h2></span>
|
|
<a name="l00449"></a>00449 <span class="comment"> * Various tests on the mutex structure status after performing some lock and</span>
|
|
<a name="l00450"></a>00450 <span class="comment"> * unlock operations.<br></span>
|
|
<a name="l00451"></a>00451 <span class="comment"> * The test expects that the internal mutex status is consistent after each</span>
|
|
<a name="l00452"></a>00452 <span class="comment"> * operation.</span>
|
|
<a name="l00453"></a>00453 <span class="comment"> */</span>
|
|
<a name="l00454"></a>00454 <span class="keyword">static</span> <span class="keywordtype">char</span> *mtx5_gettest(<span class="keywordtype">void</span>) {
|
|
<a name="l00455"></a>00455
|
|
<a name="l00456"></a>00456 <span class="keywordflow">return</span> <span class="stringliteral">"Mutexes, status"</span>;
|
|
<a name="l00457"></a>00457 }
|
|
<a name="l00458"></a>00458
|
|
<a name="l00459"></a>00459 <span class="keyword">static</span> <span class="keywordtype">void</span> mtx5_setup(<span class="keywordtype">void</span>) {
|
|
<a name="l00460"></a>00460
|
|
<a name="l00461"></a>00461 <a class="code" href="group__mutexes.html#gac55fe4d05aa6bbeb31594193d2e4d2b6" title="Initializes s Mutex structure.">chMtxInit</a>(&m1);
|
|
<a name="l00462"></a>00462 }
|
|
<a name="l00463"></a>00463
|
|
<a name="l00464"></a>00464 <span class="keyword">static</span> <span class="keywordtype">void</span> mtx5_execute(<span class="keywordtype">void</span>) {
|
|
<a name="l00465"></a>00465 <a class="code" href="group__types.html#ga7556af1cb61728b53228fa3af1c851de" title="Boolean, recommended the fastest signed.">bool_t</a> b;
|
|
<a name="l00466"></a>00466 <a class="code" href="group__types.html#ga5f2488ba73e5969cbc0f7033735374ee" title="Priority, use the fastest unsigned type.">tprio_t</a> prio;
|
|
<a name="l00467"></a>00467
|
|
<a name="l00468"></a>00468 prio = <a class="code" href="group__threads.html#gac71903de6268d886ff58022854b8b6dd" title="Returns the current thread priority.">chThdGetPriority</a>();
|
|
<a name="l00469"></a>00469
|
|
<a name="l00470"></a>00470 b = <a class="code" href="group__mutexes.html#gaada14e216460dc55e1816234168cf95c" title="Tries to lock a mutex.">chMtxTryLock</a>(&m1);
|
|
<a name="l00471"></a>00471 <a class="code" href="group__test.html#ga835cb17ca3869922b49435d95324a68b" title="Test assertion.">test_assert</a>(1, b, <span class="stringliteral">"already locked"</span>);
|
|
<a name="l00472"></a>00472
|
|
<a name="l00473"></a>00473 b = <a class="code" href="group__mutexes.html#gaada14e216460dc55e1816234168cf95c" title="Tries to lock a mutex.">chMtxTryLock</a>(&m1);
|
|
<a name="l00474"></a>00474 <a class="code" href="group__test.html#ga835cb17ca3869922b49435d95324a68b" title="Test assertion.">test_assert</a>(2, !b, <span class="stringliteral">"not locked"</span>);
|
|
<a name="l00475"></a>00475
|
|
<a name="l00476"></a>00476 <a class="code" href="group__system.html#ga9f6573c0763d1e4e97c63c62edad6e42" title="Enters the kernel lock mode.">chSysLock</a>();
|
|
<a name="l00477"></a>00477 <a class="code" href="group__mutexes.html#ga705fa60fb8aa28a6632f693e83f78c96" title="Unlocks the next owned mutex in reverse lock order.">chMtxUnlockS</a>();
|
|
<a name="l00478"></a>00478 <a class="code" href="group__system.html#ga5a257fa58a09815eb64a45e2dfbdc22e" title="Leaves the kernel lock mode.">chSysUnlock</a>();
|
|
<a name="l00479"></a>00479
|
|
<a name="l00480"></a>00480 <a class="code" href="group__test.html#ga835cb17ca3869922b49435d95324a68b" title="Test assertion.">test_assert</a>(3, <a class="code" href="group__internals.html#gadf402c10356566d82a6631c102b7f656" title="Evaluates to TRUE if the specified threads queue or list is empty.">isempty</a>(&m1.m_queue), <span class="stringliteral">"queue not empty"</span>);
|
|
<a name="l00481"></a>00481 <a class="code" href="group__test.html#ga835cb17ca3869922b49435d95324a68b" title="Test assertion.">test_assert</a>(4, m1.m_owner == NULL, <span class="stringliteral">"still owned"</span>);
|
|
<a name="l00482"></a>00482 <a class="code" href="group__test.html#ga835cb17ca3869922b49435d95324a68b" title="Test assertion.">test_assert</a>(5, <a class="code" href="group__threads.html#gac71903de6268d886ff58022854b8b6dd" title="Returns the current thread priority.">chThdGetPriority</a>() == prio, <span class="stringliteral">"wrong priority level"</span>);
|
|
<a name="l00483"></a>00483 }
|
|
<a name="l00484"></a>00484
|
|
<a name="l00485"></a>00485 <span class="keyword">const</span> <span class="keyword">struct </span><a class="code" href="structtestcase.html" title="Structure representing a test case.">testcase</a> testmtx5 = {
|
|
<a name="l00486"></a>00486 mtx5_gettest,
|
|
<a name="l00487"></a>00487 mtx5_setup,
|
|
<a name="l00488"></a>00488 NULL,
|
|
<a name="l00489"></a>00489 mtx5_execute
|
|
<a name="l00490"></a>00490 };
|
|
<a name="l00491"></a>00491
|
|
<a name="l00492"></a>00492 <span class="preprocessor">#if CH_USE_CONDVARS</span>
|
|
<a name="l00493"></a>00493 <span class="preprocessor"></span><span class="comment">/**</span>
|
|
<a name="l00494"></a>00494 <span class="comment"> * @page test_mtx_006 Condition Variable signal test</span>
|
|
<a name="l00495"></a>00495 <span class="comment"> *</span>
|
|
<a name="l00496"></a>00496 <span class="comment"> * <h2>Description</h2></span>
|
|
<a name="l00497"></a>00497 <span class="comment"> * Five threads take a mutex and then enter a conditional variable queue, the</span>
|
|
<a name="l00498"></a>00498 <span class="comment"> * tester thread then proceeds to signal the conditional variable five times</span>
|
|
<a name="l00499"></a>00499 <span class="comment"> * atomically.<br></span>
|
|
<a name="l00500"></a>00500 <span class="comment"> * The test expects the threads to reach their goal in increasing priority</span>
|
|
<a name="l00501"></a>00501 <span class="comment"> * order regardless of the initial order.</span>
|
|
<a name="l00502"></a>00502 <span class="comment"> */</span>
|
|
<a name="l00503"></a>00503 <span class="keyword">static</span> <span class="keywordtype">char</span> *mtx6_gettest(<span class="keywordtype">void</span>) {
|
|
<a name="l00504"></a>00504
|
|
<a name="l00505"></a>00505 <span class="keywordflow">return</span> <span class="stringliteral">"CondVar, signal test"</span>;
|
|
<a name="l00506"></a>00506 }
|
|
<a name="l00507"></a>00507
|
|
<a name="l00508"></a>00508 <span class="keyword">static</span> <span class="keywordtype">void</span> mtx6_setup(<span class="keywordtype">void</span>) {
|
|
<a name="l00509"></a>00509
|
|
<a name="l00510"></a>00510 <a class="code" href="group__condvars.html#ga4c698ba6ce06089c08f989e126af9873" title="Initializes s CondVar structure.">chCondInit</a>(&c1);
|
|
<a name="l00511"></a>00511 <a class="code" href="group__mutexes.html#gac55fe4d05aa6bbeb31594193d2e4d2b6" title="Initializes s Mutex structure.">chMtxInit</a>(&m1);
|
|
<a name="l00512"></a>00512 }
|
|
<a name="l00513"></a>00513
|
|
<a name="l00514"></a>00514 <span class="keyword">static</span> <a class="code" href="group__types.html#ga35bcb0c321cd7bc45bf1a11fa17ebdd3" title="Message, use signed pointer equivalent.">msg_t</a> thread10(<span class="keywordtype">void</span> *p) {
|
|
<a name="l00515"></a>00515
|
|
<a name="l00516"></a>00516 <a class="code" href="group__mutexes.html#gafa06b82e3496c44eb7bf31d9f1b655ba" title="Locks the specified mutex.">chMtxLock</a>(&m1);
|
|
<a name="l00517"></a>00517 <a class="code" href="group__condvars.html#ga466f912bc9b09b133fae862993004ffe" title="Waits on the condition variable releasing the mutex lock.">chCondWait</a>(&c1);
|
|
<a name="l00518"></a>00518 <a class="code" href="group__test.html#gab3d9527d7616b3f9f8cba60cda0211a8" title="Emits a token into the tokens buffer.">test_emit_token</a>(*(<span class="keywordtype">char</span> *)p);
|
|
<a name="l00519"></a>00519 <a class="code" href="group__mutexes.html#gae9ae07165126c9f6c0ce0b17bdb53669" title="Unlocks the next owned mutex in reverse lock order.">chMtxUnlock</a>();
|
|
<a name="l00520"></a>00520 <span class="keywordflow">return</span> 0;
|
|
<a name="l00521"></a>00521 }
|
|
<a name="l00522"></a>00522
|
|
<a name="l00523"></a>00523 <span class="keyword">static</span> <span class="keywordtype">void</span> mtx6_execute(<span class="keywordtype">void</span>) {
|
|
<a name="l00524"></a>00524
|
|
<a name="l00525"></a>00525 <a class="code" href="group__types.html#ga5f2488ba73e5969cbc0f7033735374ee" title="Priority, use the fastest unsigned type.">tprio_t</a> prio = <a class="code" href="group__threads.html#gac71903de6268d886ff58022854b8b6dd" title="Returns the current thread priority.">chThdGetPriority</a>();
|
|
<a name="l00526"></a>00526 threads[0] = <a class="code" href="group__threads.html#ga048e588238dd336c6059133b3d0c3435" title="Creates a new thread into a static memory area.">chThdCreateStatic</a>(wa[0], WA_SIZE, prio+1, thread10, <span class="stringliteral">"E"</span>);
|
|
<a name="l00527"></a>00527 threads[1] = <a class="code" href="group__threads.html#ga048e588238dd336c6059133b3d0c3435" title="Creates a new thread into a static memory area.">chThdCreateStatic</a>(wa[1], WA_SIZE, prio+2, thread10, <span class="stringliteral">"D"</span>);
|
|
<a name="l00528"></a>00528 threads[2] = <a class="code" href="group__threads.html#ga048e588238dd336c6059133b3d0c3435" title="Creates a new thread into a static memory area.">chThdCreateStatic</a>(wa[2], WA_SIZE, prio+3, thread10, <span class="stringliteral">"C"</span>);
|
|
<a name="l00529"></a>00529 threads[3] = <a class="code" href="group__threads.html#ga048e588238dd336c6059133b3d0c3435" title="Creates a new thread into a static memory area.">chThdCreateStatic</a>(wa[3], WA_SIZE, prio+4, thread10, <span class="stringliteral">"B"</span>);
|
|
<a name="l00530"></a>00530 threads[4] = <a class="code" href="group__threads.html#ga048e588238dd336c6059133b3d0c3435" title="Creates a new thread into a static memory area.">chThdCreateStatic</a>(wa[4], WA_SIZE, prio+5, thread10, <span class="stringliteral">"A"</span>);
|
|
<a name="l00531"></a>00531 <a class="code" href="group__system.html#ga9f6573c0763d1e4e97c63c62edad6e42" title="Enters the kernel lock mode.">chSysLock</a>();
|
|
<a name="l00532"></a>00532 <a class="code" href="group__condvars.html#ga7b9d882c348124fed46a1afc3db6c02c" title="Signals one thread that is waiting on the condition variable.">chCondSignalI</a>(&c1);
|
|
<a name="l00533"></a>00533 <a class="code" href="group__condvars.html#ga7b9d882c348124fed46a1afc3db6c02c" title="Signals one thread that is waiting on the condition variable.">chCondSignalI</a>(&c1);
|
|
<a name="l00534"></a>00534 <a class="code" href="group__condvars.html#ga7b9d882c348124fed46a1afc3db6c02c" title="Signals one thread that is waiting on the condition variable.">chCondSignalI</a>(&c1);
|
|
<a name="l00535"></a>00535 <a class="code" href="group__condvars.html#ga7b9d882c348124fed46a1afc3db6c02c" title="Signals one thread that is waiting on the condition variable.">chCondSignalI</a>(&c1);
|
|
<a name="l00536"></a>00536 <a class="code" href="group__condvars.html#ga7b9d882c348124fed46a1afc3db6c02c" title="Signals one thread that is waiting on the condition variable.">chCondSignalI</a>(&c1);
|
|
<a name="l00537"></a>00537 <a class="code" href="group__scheduler.html#ga4e38b4bee3d2330f6a0f1cdb7660af20" title="Performs a reschedule if a higher priority thread is runnable.">chSchRescheduleS</a>();
|
|
<a name="l00538"></a>00538 <a class="code" href="group__system.html#ga5a257fa58a09815eb64a45e2dfbdc22e" title="Leaves the kernel lock mode.">chSysUnlock</a>();
|
|
<a name="l00539"></a>00539 <a class="code" href="group__test.html#ga361d9d2685d79754206ae8af370a303c" title="Waits for the completion of all the test-spawned threads.">test_wait_threads</a>();
|
|
<a name="l00540"></a>00540 <a class="code" href="group__test.html#ga876d47c016ac2d69d6611274252bdaf9" title="Test sequence assertion.">test_assert_sequence</a>(1, <span class="stringliteral">"ABCDE"</span>);
|
|
<a name="l00541"></a>00541 }
|
|
<a name="l00542"></a>00542
|
|
<a name="l00543"></a>00543 <span class="keyword">const</span> <span class="keyword">struct </span><a class="code" href="structtestcase.html" title="Structure representing a test case.">testcase</a> testmtx6 = {
|
|
<a name="l00544"></a>00544 mtx6_gettest,
|
|
<a name="l00545"></a>00545 mtx6_setup,
|
|
<a name="l00546"></a>00546 NULL,
|
|
<a name="l00547"></a>00547 mtx6_execute
|
|
<a name="l00548"></a>00548 };
|
|
<a name="l00549"></a>00549 <span class="comment"></span>
|
|
<a name="l00550"></a>00550 <span class="comment">/**</span>
|
|
<a name="l00551"></a>00551 <span class="comment"> * @page test_mtx_007 Condition Variable broadcast test</span>
|
|
<a name="l00552"></a>00552 <span class="comment"> *</span>
|
|
<a name="l00553"></a>00553 <span class="comment"> * <h2>Description</h2></span>
|
|
<a name="l00554"></a>00554 <span class="comment"> * Five threads take a mutex and then enter a conditional variable queue, the</span>
|
|
<a name="l00555"></a>00555 <span class="comment"> * tester thread then proceeds to broadcast the conditional variable.<br></span>
|
|
<a name="l00556"></a>00556 <span class="comment"> * The test expects the threads to reach their goal in increasing priority</span>
|
|
<a name="l00557"></a>00557 <span class="comment"> * order regardless of the initial order.</span>
|
|
<a name="l00558"></a>00558 <span class="comment"> */</span>
|
|
<a name="l00559"></a>00559 <span class="keyword">static</span> <span class="keywordtype">char</span> *mtx7_gettest(<span class="keywordtype">void</span>) {
|
|
<a name="l00560"></a>00560
|
|
<a name="l00561"></a>00561 <span class="keywordflow">return</span> <span class="stringliteral">"CondVar, broadcast test"</span>;
|
|
<a name="l00562"></a>00562 }
|
|
<a name="l00563"></a>00563
|
|
<a name="l00564"></a>00564 <span class="keyword">static</span> <span class="keywordtype">void</span> mtx7_setup(<span class="keywordtype">void</span>) {
|
|
<a name="l00565"></a>00565
|
|
<a name="l00566"></a>00566 <a class="code" href="group__condvars.html#ga4c698ba6ce06089c08f989e126af9873" title="Initializes s CondVar structure.">chCondInit</a>(&c1);
|
|
<a name="l00567"></a>00567 <a class="code" href="group__mutexes.html#gac55fe4d05aa6bbeb31594193d2e4d2b6" title="Initializes s Mutex structure.">chMtxInit</a>(&m1);
|
|
<a name="l00568"></a>00568 }
|
|
<a name="l00569"></a>00569
|
|
<a name="l00570"></a>00570 <span class="keyword">static</span> <span class="keywordtype">void</span> mtx7_execute(<span class="keywordtype">void</span>) {
|
|
<a name="l00571"></a>00571
|
|
<a name="l00572"></a>00572 <span class="comment">// Bacause priority inheritance.</span>
|
|
<a name="l00573"></a>00573 <a class="code" href="group__types.html#ga5f2488ba73e5969cbc0f7033735374ee" title="Priority, use the fastest unsigned type.">tprio_t</a> prio = <a class="code" href="group__threads.html#gac71903de6268d886ff58022854b8b6dd" title="Returns the current thread priority.">chThdGetPriority</a>();
|
|
<a name="l00574"></a>00574 threads[0] = <a class="code" href="group__threads.html#ga048e588238dd336c6059133b3d0c3435" title="Creates a new thread into a static memory area.">chThdCreateStatic</a>(wa[0], WA_SIZE, prio+1, thread10, <span class="stringliteral">"E"</span>);
|
|
<a name="l00575"></a>00575 threads[1] = <a class="code" href="group__threads.html#ga048e588238dd336c6059133b3d0c3435" title="Creates a new thread into a static memory area.">chThdCreateStatic</a>(wa[1], WA_SIZE, prio+2, thread10, <span class="stringliteral">"D"</span>);
|
|
<a name="l00576"></a>00576 threads[2] = <a class="code" href="group__threads.html#ga048e588238dd336c6059133b3d0c3435" title="Creates a new thread into a static memory area.">chThdCreateStatic</a>(wa[2], WA_SIZE, prio+3, thread10, <span class="stringliteral">"C"</span>);
|
|
<a name="l00577"></a>00577 threads[3] = <a class="code" href="group__threads.html#ga048e588238dd336c6059133b3d0c3435" title="Creates a new thread into a static memory area.">chThdCreateStatic</a>(wa[3], WA_SIZE, prio+4, thread10, <span class="stringliteral">"B"</span>);
|
|
<a name="l00578"></a>00578 threads[4] = <a class="code" href="group__threads.html#ga048e588238dd336c6059133b3d0c3435" title="Creates a new thread into a static memory area.">chThdCreateStatic</a>(wa[4], WA_SIZE, prio+5, thread10, <span class="stringliteral">"A"</span>);
|
|
<a name="l00579"></a>00579 <a class="code" href="group__condvars.html#ga60c24a8060a884313efe82b8404e77f6" title="Signals all threads that are waiting on the condition variable.">chCondBroadcast</a>(&c1);
|
|
<a name="l00580"></a>00580 <a class="code" href="group__test.html#ga361d9d2685d79754206ae8af370a303c" title="Waits for the completion of all the test-spawned threads.">test_wait_threads</a>();
|
|
<a name="l00581"></a>00581 <a class="code" href="group__test.html#ga876d47c016ac2d69d6611274252bdaf9" title="Test sequence assertion.">test_assert_sequence</a>(1, <span class="stringliteral">"ABCDE"</span>);
|
|
<a name="l00582"></a>00582 }
|
|
<a name="l00583"></a>00583
|
|
<a name="l00584"></a>00584 <span class="keyword">const</span> <span class="keyword">struct </span><a class="code" href="structtestcase.html" title="Structure representing a test case.">testcase</a> testmtx7 = {
|
|
<a name="l00585"></a>00585 mtx7_gettest,
|
|
<a name="l00586"></a>00586 mtx7_setup,
|
|
<a name="l00587"></a>00587 NULL,
|
|
<a name="l00588"></a>00588 mtx7_execute
|
|
<a name="l00589"></a>00589 };
|
|
<a name="l00590"></a>00590 <span class="comment"></span>
|
|
<a name="l00591"></a>00591 <span class="comment">/**</span>
|
|
<a name="l00592"></a>00592 <span class="comment"> * @page test_mtx_008 Condition Variable priority boost test</span>
|
|
<a name="l00593"></a>00593 <span class="comment"> *</span>
|
|
<a name="l00594"></a>00594 <span class="comment"> * <h2>Description</h2></span>
|
|
<a name="l00595"></a>00595 <span class="comment"> * This test case verifies the priority boost of a thread waiting on a</span>
|
|
<a name="l00596"></a>00596 <span class="comment"> * conditional variable queue. It tests this very specific situation in order</span>
|
|
<a name="l00597"></a>00597 <span class="comment"> * to complete the code coverage.</span>
|
|
<a name="l00598"></a>00598 <span class="comment"> */</span>
|
|
<a name="l00599"></a>00599 <span class="keyword">static</span> <span class="keywordtype">char</span> *mtx8_gettest(<span class="keywordtype">void</span>) {
|
|
<a name="l00600"></a>00600
|
|
<a name="l00601"></a>00601 <span class="keywordflow">return</span> <span class="stringliteral">"CondVar, boost test"</span>;
|
|
<a name="l00602"></a>00602 }
|
|
<a name="l00603"></a>00603
|
|
<a name="l00604"></a>00604 <span class="keyword">static</span> <span class="keywordtype">void</span> mtx8_setup(<span class="keywordtype">void</span>) {
|
|
<a name="l00605"></a>00605
|
|
<a name="l00606"></a>00606 <a class="code" href="group__condvars.html#ga4c698ba6ce06089c08f989e126af9873" title="Initializes s CondVar structure.">chCondInit</a>(&c1);
|
|
<a name="l00607"></a>00607 <a class="code" href="group__mutexes.html#gac55fe4d05aa6bbeb31594193d2e4d2b6" title="Initializes s Mutex structure.">chMtxInit</a>(&m1);
|
|
<a name="l00608"></a>00608 <a class="code" href="group__mutexes.html#gac55fe4d05aa6bbeb31594193d2e4d2b6" title="Initializes s Mutex structure.">chMtxInit</a>(&m2);
|
|
<a name="l00609"></a>00609 }
|
|
<a name="l00610"></a>00610
|
|
<a name="l00611"></a>00611 <span class="keyword">static</span> <a class="code" href="group__types.html#ga35bcb0c321cd7bc45bf1a11fa17ebdd3" title="Message, use signed pointer equivalent.">msg_t</a> thread11(<span class="keywordtype">void</span> *p) {
|
|
<a name="l00612"></a>00612
|
|
<a name="l00613"></a>00613 <a class="code" href="group__mutexes.html#gafa06b82e3496c44eb7bf31d9f1b655ba" title="Locks the specified mutex.">chMtxLock</a>(&m2);
|
|
<a name="l00614"></a>00614 <a class="code" href="group__mutexes.html#gafa06b82e3496c44eb7bf31d9f1b655ba" title="Locks the specified mutex.">chMtxLock</a>(&m1);
|
|
<a name="l00615"></a>00615 <span class="preprocessor">#if CH_USE_CONDVARS_TIMEOUT</span>
|
|
<a name="l00616"></a>00616 <span class="preprocessor"></span> <a class="code" href="group__condvars.html#ga07a0c55ac1002a64e8c7f9b7e3ca1caf" title="Waits on the condition variable releasing the mutex lock.">chCondWaitTimeout</a>(&c1, <a class="code" href="group__scheduler.html#gae1568cf3090c973c3bc47f86ae2f5afb" title="Infinite time specification for all the syscalls with a timeout specification.">TIME_INFINITE</a>);
|
|
<a name="l00617"></a>00617 <span class="preprocessor">#else</span>
|
|
<a name="l00618"></a>00618 <span class="preprocessor"></span> <a class="code" href="group__condvars.html#ga466f912bc9b09b133fae862993004ffe" title="Waits on the condition variable releasing the mutex lock.">chCondWait</a>(&c1);
|
|
<a name="l00619"></a>00619 <span class="preprocessor">#endif</span>
|
|
<a name="l00620"></a>00620 <span class="preprocessor"></span> <a class="code" href="group__test.html#gab3d9527d7616b3f9f8cba60cda0211a8" title="Emits a token into the tokens buffer.">test_emit_token</a>(*(<span class="keywordtype">char</span> *)p);
|
|
<a name="l00621"></a>00621 <a class="code" href="group__mutexes.html#gae9ae07165126c9f6c0ce0b17bdb53669" title="Unlocks the next owned mutex in reverse lock order.">chMtxUnlock</a>();
|
|
<a name="l00622"></a>00622 <a class="code" href="group__mutexes.html#gae9ae07165126c9f6c0ce0b17bdb53669" title="Unlocks the next owned mutex in reverse lock order.">chMtxUnlock</a>();
|
|
<a name="l00623"></a>00623 <span class="keywordflow">return</span> 0;
|
|
<a name="l00624"></a>00624 }
|
|
<a name="l00625"></a>00625
|
|
<a name="l00626"></a>00626 <span class="keyword">static</span> <a class="code" href="group__types.html#ga35bcb0c321cd7bc45bf1a11fa17ebdd3" title="Message, use signed pointer equivalent.">msg_t</a> thread12(<span class="keywordtype">void</span> *p) {
|
|
<a name="l00627"></a>00627
|
|
<a name="l00628"></a>00628 <a class="code" href="group__mutexes.html#gafa06b82e3496c44eb7bf31d9f1b655ba" title="Locks the specified mutex.">chMtxLock</a>(&m2);
|
|
<a name="l00629"></a>00629 <a class="code" href="group__test.html#gab3d9527d7616b3f9f8cba60cda0211a8" title="Emits a token into the tokens buffer.">test_emit_token</a>(*(<span class="keywordtype">char</span> *)p);
|
|
<a name="l00630"></a>00630 <a class="code" href="group__mutexes.html#gae9ae07165126c9f6c0ce0b17bdb53669" title="Unlocks the next owned mutex in reverse lock order.">chMtxUnlock</a>();
|
|
<a name="l00631"></a>00631 <span class="keywordflow">return</span> 0;
|
|
<a name="l00632"></a>00632 }
|
|
<a name="l00633"></a>00633
|
|
<a name="l00634"></a>00634 <span class="keyword">static</span> <span class="keywordtype">void</span> mtx8_execute(<span class="keywordtype">void</span>) {
|
|
<a name="l00635"></a>00635
|
|
<a name="l00636"></a>00636 <a class="code" href="group__types.html#ga5f2488ba73e5969cbc0f7033735374ee" title="Priority, use the fastest unsigned type.">tprio_t</a> prio = <a class="code" href="group__threads.html#gac71903de6268d886ff58022854b8b6dd" title="Returns the current thread priority.">chThdGetPriority</a>();
|
|
<a name="l00637"></a>00637 threads[0] = <a class="code" href="group__threads.html#ga048e588238dd336c6059133b3d0c3435" title="Creates a new thread into a static memory area.">chThdCreateStatic</a>(wa[0], WA_SIZE, prio+1, thread11, <span class="stringliteral">"A"</span>);
|
|
<a name="l00638"></a>00638 threads[1] = <a class="code" href="group__threads.html#ga048e588238dd336c6059133b3d0c3435" title="Creates a new thread into a static memory area.">chThdCreateStatic</a>(wa[1], WA_SIZE, prio+2, thread10, <span class="stringliteral">"C"</span>);
|
|
<a name="l00639"></a>00639 threads[2] = <a class="code" href="group__threads.html#ga048e588238dd336c6059133b3d0c3435" title="Creates a new thread into a static memory area.">chThdCreateStatic</a>(wa[2], WA_SIZE, prio+3, thread12, <span class="stringliteral">"B"</span>);
|
|
<a name="l00640"></a>00640 <a class="code" href="group__condvars.html#gadddadb68e2a2ce061c7df0d647da9996" title="Signals one thread that is waiting on the condition variable.">chCondSignal</a>(&c1);
|
|
<a name="l00641"></a>00641 <a class="code" href="group__condvars.html#gadddadb68e2a2ce061c7df0d647da9996" title="Signals one thread that is waiting on the condition variable.">chCondSignal</a>(&c1);
|
|
<a name="l00642"></a>00642 <a class="code" href="group__test.html#ga361d9d2685d79754206ae8af370a303c" title="Waits for the completion of all the test-spawned threads.">test_wait_threads</a>();
|
|
<a name="l00643"></a>00643 <a class="code" href="group__test.html#ga876d47c016ac2d69d6611274252bdaf9" title="Test sequence assertion.">test_assert_sequence</a>(1, <span class="stringliteral">"ABC"</span>);
|
|
<a name="l00644"></a>00644 }
|
|
<a name="l00645"></a>00645
|
|
<a name="l00646"></a>00646 <span class="keyword">const</span> <span class="keyword">struct </span><a class="code" href="structtestcase.html" title="Structure representing a test case.">testcase</a> testmtx8 = {
|
|
<a name="l00647"></a>00647 mtx8_gettest,
|
|
<a name="l00648"></a>00648 mtx8_setup,
|
|
<a name="l00649"></a>00649 NULL,
|
|
<a name="l00650"></a>00650 mtx8_execute
|
|
<a name="l00651"></a>00651 };
|
|
<a name="l00652"></a>00652 <span class="preprocessor">#endif </span><span class="comment">/* CH_USE_CONDVARS */</span>
|
|
<a name="l00653"></a>00653 <span class="preprocessor">#endif </span><span class="comment">/* CH_USE_MUTEXES */</span>
|
|
<a name="l00654"></a>00654 <span class="comment"></span>
|
|
<a name="l00655"></a>00655 <span class="comment">/**</span>
|
|
<a name="l00656"></a>00656 <span class="comment"> * @brief Test sequence for mutexes.</span>
|
|
<a name="l00657"></a>00657 <span class="comment"> */</span>
|
|
<a name="l00658"></a><a class="code" href="testmtx_8h.html#ac43ec07c46a31cbd1f92f1f43ca2051b">00658</a> <span class="keyword">const</span> <span class="keyword">struct </span><a class="code" href="structtestcase.html" title="Structure representing a test case.">testcase</a> * <span class="keyword">const</span> <a class="code" href="testmtx_8c.html#a642f97ab257fac66c224357081f84c9a" title="Test sequence for mutexes.">patternmtx</a>[] = {
|
|
<a name="l00659"></a>00659 <span class="preprocessor">#if CH_USE_MUTEXES</span>
|
|
<a name="l00660"></a>00660 <span class="preprocessor"></span> &testmtx1,
|
|
<a name="l00661"></a>00661 <span class="preprocessor">#if CH_DBG_THREADS_PROFILING</span>
|
|
<a name="l00662"></a>00662 <span class="preprocessor"></span> &testmtx2,
|
|
<a name="l00663"></a>00663 &testmtx3,
|
|
<a name="l00664"></a>00664 <span class="preprocessor">#endif</span>
|
|
<a name="l00665"></a>00665 <span class="preprocessor"></span> &testmtx4,
|
|
<a name="l00666"></a>00666 &testmtx5,
|
|
<a name="l00667"></a>00667 <span class="preprocessor">#if CH_USE_CONDVARS</span>
|
|
<a name="l00668"></a>00668 <span class="preprocessor"></span> &testmtx6,
|
|
<a name="l00669"></a>00669 &testmtx7,
|
|
<a name="l00670"></a>00670 &testmtx8,
|
|
<a name="l00671"></a>00671 <span class="preprocessor">#endif</span>
|
|
<a name="l00672"></a>00672 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
|
|
<a name="l00673"></a>00673 <span class="preprocessor"></span> NULL
|
|
<a name="l00674"></a>00674 };
|
|
</pre></div></div>
|
|
</div>
|
|
<hr size="1"><address style="text-align: right;"><small>
|
|
Generated on Sun Oct 24 2010 09:40:38 for ChibiOS/RT by <a href="http://www.doxygen.org/index.html"><img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.7.1</small></address>
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