mm-iot-sdk/framework/doc/html/group__MMOSAL__ASSERT.html
Morse Micro 4f4eb7fc7a Morse Micro MM-IoT-SDK release 2.9.7
This commit introduces version 2.9.7 of the Morse Micro MM-IoT-SDK
for ARM microcontroller base platforms.
2025-10-04 02:04:28 +10:00

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&#160;<span id="projectnumber">2.9.7</span>
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<a href="#nested-classes">Data Structures</a> &#124;
<a href="#define-members">Macros</a> &#124;
<a href="#func-members">Functions</a> </div>
<div class="headertitle"><div class="title">Assertions and failure handling<div class="ingroups"><a class="el" href="group__MMOSAL.html">Morse Micro Operating System Abstraction Layer (mmosal) API</a></div></div></div>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<p >Provides support for assertions and logging failure data. </p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="nested-classes" name="nested-classes"></a>
Data Structures</h2></td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmmosal__failure__info.html">mmosal_failure_info</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">Data structure used to store information about a failure that can be preserved across reset. <a href="structmmosal__failure__info.html#details">More...</a><br /></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="define-members" name="define-members"></a>
Macros</h2></td></tr>
<tr class="memitem:gae9a238e70e8ae1b8da15fe9ca36f802e"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__MMOSAL__ASSERT.html#gae9a238e70e8ae1b8da15fe9ca36f802e">MMOSAL_FILEID</a>&#160;&#160;&#160;0</td></tr>
<tr class="memdesc:gae9a238e70e8ae1b8da15fe9ca36f802e"><td class="mdescLeft">&#160;</td><td class="mdescRight">File identifier: if not provided by compiler then define to zero. <a href="group__MMOSAL__ASSERT.html#gae9a238e70e8ae1b8da15fe9ca36f802e">More...</a><br /></td></tr>
<tr class="separator:gae9a238e70e8ae1b8da15fe9ca36f802e"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga98c9317eeccabe1644c790812bcad227"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__MMOSAL__ASSERT.html#ga98c9317eeccabe1644c790812bcad227">MMOSAL_MAX_FAILURE_RECORDS</a>&#160;&#160;&#160;4</td></tr>
<tr class="memdesc:ga98c9317eeccabe1644c790812bcad227"><td class="mdescLeft">&#160;</td><td class="mdescRight">Maximum number of failure records to buffer (must be a power of 2). <a href="group__MMOSAL__ASSERT.html#ga98c9317eeccabe1644c790812bcad227">More...</a><br /></td></tr>
<tr class="separator:ga98c9317eeccabe1644c790812bcad227"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga85c232ca83d2375318386c4ea49c7b17"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__MMOSAL__ASSERT.html#ga85c232ca83d2375318386c4ea49c7b17">MMOSAL_LOG_FAILURE_INFO</a>(...)</td></tr>
<tr class="memdesc:ga85c232ca83d2375318386c4ea49c7b17"><td class="mdescLeft">&#160;</td><td class="mdescRight">Initialize a <a class="el" href="structmmosal__failure__info.html" title="Data structure used to store information about a failure that can be preserved across reset.">mmosal_failure_info</a> struct based on current state and invoke <a class="el" href="group__MMOSAL__ASSERT.html#ga351ea740e61f98a4e92442ace45ab24e" title="Log failure information in a way that it is preserved across reboots so that it can be available for ...">mmosal_log_failure_info()</a>. <a href="group__MMOSAL__ASSERT.html#ga85c232ca83d2375318386c4ea49c7b17">More...</a><br /></td></tr>
<tr class="separator:ga85c232ca83d2375318386c4ea49c7b17"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga9bae87b1059a31f390403d647b73e4b9"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__MMOSAL__ASSERT.html#ga9bae87b1059a31f390403d647b73e4b9">MMOSAL_ASSERT</a>(expr)</td></tr>
<tr class="memdesc:ga9bae87b1059a31f390403d647b73e4b9"><td class="mdescLeft">&#160;</td><td class="mdescRight">Assert that the given expression evaluates to true and abort execution if not. <a href="group__MMOSAL__ASSERT.html#ga9bae87b1059a31f390403d647b73e4b9">More...</a><br /></td></tr>
<tr class="separator:ga9bae87b1059a31f390403d647b73e4b9"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga54003ace4e888bdbcd9fdd52334a9f96"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__MMOSAL__ASSERT.html#ga54003ace4e888bdbcd9fdd52334a9f96">MMOSAL_ASSERT_LOG_DATA</a>(expr, ...)</td></tr>
<tr class="memdesc:ga54003ace4e888bdbcd9fdd52334a9f96"><td class="mdescLeft">&#160;</td><td class="mdescRight">Assert that the given expression evaluates to true and abort execution if not. <a href="group__MMOSAL__ASSERT.html#ga54003ace4e888bdbcd9fdd52334a9f96">More...</a><br /></td></tr>
<tr class="separator:ga54003ace4e888bdbcd9fdd52334a9f96"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gab53fa43784adb38e9bbcad684ab57ecf"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__MMOSAL__ASSERT.html#gab53fa43784adb38e9bbcad684ab57ecf">MMOSAL_DEV_ASSERT</a>(x)&#160;&#160;&#160;((void)(x))</td></tr>
<tr class="memdesc:gab53fa43784adb38e9bbcad684ab57ecf"><td class="mdescLeft">&#160;</td><td class="mdescRight">Assertions that are only enabled for debug builds. <a href="group__MMOSAL__ASSERT.html#gab53fa43784adb38e9bbcad684ab57ecf">More...</a><br /></td></tr>
<tr class="separator:gab53fa43784adb38e9bbcad684ab57ecf"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gaed754648f1810c1f44ed48ad8debbfa1"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__MMOSAL__ASSERT.html#gaed754648f1810c1f44ed48ad8debbfa1">MMOSAL_DEV_ASSERT_LOG_DATA</a>(x, ...)&#160;&#160;&#160;((void)(x))</td></tr>
<tr class="memdesc:gaed754648f1810c1f44ed48ad8debbfa1"><td class="mdescLeft">&#160;</td><td class="mdescRight">Assertions that are only enabled for debug builds (with support for up to 4 <code>uint32_t's</code> to be logged). <a href="group__MMOSAL__ASSERT.html#gaed754648f1810c1f44ed48ad8debbfa1">More...</a><br /></td></tr>
<tr class="separator:gaed754648f1810c1f44ed48ad8debbfa1"><td class="memSeparator" colspan="2">&#160;</td></tr>
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Functions</h2></td></tr>
<tr class="memitem:ga351ea740e61f98a4e92442ace45ab24e"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__MMOSAL__ASSERT.html#ga351ea740e61f98a4e92442ace45ab24e">mmosal_log_failure_info</a> (const struct <a class="el" href="structmmosal__failure__info.html">mmosal_failure_info</a> *info)</td></tr>
<tr class="memdesc:ga351ea740e61f98a4e92442ace45ab24e"><td class="mdescLeft">&#160;</td><td class="mdescRight">Log failure information in a way that it is preserved across reboots so that it can be available for postmortem analysis. <a href="group__MMOSAL__ASSERT.html#ga351ea740e61f98a4e92442ace45ab24e">More...</a><br /></td></tr>
<tr class="separator:ga351ea740e61f98a4e92442ace45ab24e"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga41b8d9eb883471f448679cc06cf322e0"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__MMOSAL__ASSERT.html#ga41b8d9eb883471f448679cc06cf322e0">mmosal_impl_assert</a> (void)</td></tr>
<tr class="memdesc:ga41b8d9eb883471f448679cc06cf322e0"><td class="mdescLeft">&#160;</td><td class="mdescRight">Assertion handler implementation. <a href="group__MMOSAL__ASSERT.html#ga41b8d9eb883471f448679cc06cf322e0">More...</a><br /></td></tr>
<tr class="separator:ga41b8d9eb883471f448679cc06cf322e0"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table>
<h2 class="groupheader">Macro Definition Documentation</h2>
<a id="ga9bae87b1059a31f390403d647b73e4b9" name="ga9bae87b1059a31f390403d647b73e4b9"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ga9bae87b1059a31f390403d647b73e4b9">&#9670;&nbsp;</a></span>MMOSAL_ASSERT</h2>
<div class="memitem">
<div class="memproto">
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<td class="memname">#define MMOSAL_ASSERT</td>
<td>(</td>
<td class="paramtype">&#160;</td>
<td class="paramname">expr</td><td>)</td>
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</tr>
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<b>Value:</b><div class="fragment"><div class="line"> <span class="keywordflow">do</span> { \</div>
<div class="line"> if (!(expr)) { \</div>
<div class="line"> MMOSAL_LOG_FAILURE_INFO(0); \</div>
<div class="line"> mmosal_impl_assert(); \</div>
<div class="line"> while (1) \</div>
<div class="line"> {} \</div>
<div class="line"> } \</div>
<div class="line"> } <span class="keywordflow">while</span> (0)</div>
</div><!-- fragment -->
<p>Assert that the given expression evaluates to true and abort execution if not. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">expr</td><td>Expression to evaluation. If it evaluates to <code>false</code> then the assertion handler will be triggered. </td></tr>
</table>
</dd>
</dl>
<p class="definition">Definition at line <a class="el" href="mmosal_8h_source.html#l00927">927</a> of file <a class="el" href="mmosal_8h_source.html">mmosal.h</a>.</p>
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<a id="ga54003ace4e888bdbcd9fdd52334a9f96" name="ga54003ace4e888bdbcd9fdd52334a9f96"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ga54003ace4e888bdbcd9fdd52334a9f96">&#9670;&nbsp;</a></span>MMOSAL_ASSERT_LOG_DATA</h2>
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<div class="memproto">
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<td class="memname">#define MMOSAL_ASSERT_LOG_DATA</td>
<td>(</td>
<td class="paramtype">&#160;</td>
<td class="paramname">expr, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">&#160;</td>
<td class="paramname"><em>...</em>&#160;</td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
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<b>Value:</b><div class="fragment"><div class="line"> <span class="keywordflow">do</span> { \</div>
<div class="line"> if (!(expr)) { \</div>
<div class="line"> MMOSAL_LOG_FAILURE_INFO(__VA_ARGS__); \</div>
<div class="line"> mmosal_impl_assert(); \</div>
<div class="line"> while (1) \</div>
<div class="line"> {} \</div>
<div class="line"> } \</div>
<div class="line"> } <span class="keywordflow">while</span> (0)</div>
</div><!-- fragment -->
<p>Assert that the given expression evaluates to true and abort execution if not. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">expr</td><td>Expression to evaluation. If it evaluates to <code>false</code> then the assertion handler will be triggered. </td></tr>
<tr><td class="paramname">...</td><td>Up to 4 32-bit unsigned integers to log. </td></tr>
</table>
</dd>
</dl>
<p class="definition">Definition at line <a class="el" href="mmosal_8h_source.html#l00946">946</a> of file <a class="el" href="mmosal_8h_source.html">mmosal.h</a>.</p>
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</div>
<a id="gab53fa43784adb38e9bbcad684ab57ecf" name="gab53fa43784adb38e9bbcad684ab57ecf"></a>
<h2 class="memtitle"><span class="permalink"><a href="#gab53fa43784adb38e9bbcad684ab57ecf">&#9670;&nbsp;</a></span>MMOSAL_DEV_ASSERT</h2>
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<div class="memproto">
<table class="memname">
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<td class="memname">#define MMOSAL_DEV_ASSERT</td>
<td>(</td>
<td class="paramtype">&#160;</td>
<td class="paramname">x</td><td>)</td>
<td>&#160;&#160;&#160;((void)(x))</td>
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<p>Assertions that are only enabled for debug builds. </p>
<p class="definition">Definition at line <a class="el" href="mmosal_8h_source.html#l00971">971</a> of file <a class="el" href="mmosal_8h_source.html">mmosal.h</a>.</p>
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<a id="gaed754648f1810c1f44ed48ad8debbfa1" name="gaed754648f1810c1f44ed48ad8debbfa1"></a>
<h2 class="memtitle"><span class="permalink"><a href="#gaed754648f1810c1f44ed48ad8debbfa1">&#9670;&nbsp;</a></span>MMOSAL_DEV_ASSERT_LOG_DATA</h2>
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<div class="memproto">
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<td class="memname">#define MMOSAL_DEV_ASSERT_LOG_DATA</td>
<td>(</td>
<td class="paramtype">&#160;</td>
<td class="paramname">x, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">&#160;</td>
<td class="paramname"><em>...</em>&#160;</td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td>&#160;&#160;&#160;((void)(x))</td>
</tr>
</table>
</div><div class="memdoc">
<p>Assertions that are only enabled for debug builds (with support for up to 4 <code>uint32_t's</code> to be logged). </p>
<p class="definition">Definition at line <a class="el" href="mmosal_8h_source.html#l00974">974</a> of file <a class="el" href="mmosal_8h_source.html">mmosal.h</a>.</p>
</div>
</div>
<a id="gae9a238e70e8ae1b8da15fe9ca36f802e" name="gae9a238e70e8ae1b8da15fe9ca36f802e"></a>
<h2 class="memtitle"><span class="permalink"><a href="#gae9a238e70e8ae1b8da15fe9ca36f802e">&#9670;&nbsp;</a></span>MMOSAL_FILEID</h2>
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<td class="memname">#define MMOSAL_FILEID&#160;&#160;&#160;0</td>
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<p>File identifier: if not provided by compiler then define to zero. </p>
<p class="definition">Definition at line <a class="el" href="mmosal_8h_source.html#l00856">856</a> of file <a class="el" href="mmosal_8h_source.html">mmosal.h</a>.</p>
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<a id="ga85c232ca83d2375318386c4ea49c7b17" name="ga85c232ca83d2375318386c4ea49c7b17"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ga85c232ca83d2375318386c4ea49c7b17">&#9670;&nbsp;</a></span>MMOSAL_LOG_FAILURE_INFO</h2>
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<td class="memname">#define MMOSAL_LOG_FAILURE_INFO</td>
<td>(</td>
<td class="paramtype">&#160;</td>
<td class="paramname"><em>...</em></td><td>)</td>
<td></td>
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<b>Value:</b><div class="fragment"><div class="line"> <span class="keywordflow">do</span> { \</div>
<div class="line"> void *pc; \</div>
<div class="line"> struct <a class="code hl_struct" href="structmmosal__failure__info.html">mmosal_failure_info</a> info = { \</div>
<div class="line"> .<a class="code hl_variable" href="structmmosal__failure__info.html#a530aa0570e831d7bbc8c498732f8e85e">lr</a> = (uint32_t)MMPORT_GET_LR(), \</div>
<div class="line"> .fileid = <a class="code hl_define" href="group__MMOSAL__ASSERT.html#gae9a238e70e8ae1b8da15fe9ca36f802e">MMOSAL_FILEID</a>, \</div>
<div class="line"> .line = __LINE__, \</div>
<div class="line"> .platform_info = { __VA_ARGS__ }, \</div>
<div class="line"> }; \</div>
<div class="line"> MMPORT_GET_PC(pc); \</div>
<div class="line"> info.pc = (uint32_t)pc; \</div>
<div class="line"> mmosal_log_failure_info(&amp;info); \</div>
<div class="line"> } <span class="keywordflow">while</span> (0)</div>
<div class="ttc" id="agroup__MMOSAL__ASSERT_html_gae9a238e70e8ae1b8da15fe9ca36f802e"><div class="ttname"><a href="group__MMOSAL__ASSERT.html#gae9a238e70e8ae1b8da15fe9ca36f802e">MMOSAL_FILEID</a></div><div class="ttdeci">#define MMOSAL_FILEID</div><div class="ttdoc">File identifier: if not provided by compiler then define to zero.</div><div class="ttdef"><b>Definition:</b> <a href="mmosal_8h_source.html#l00856">mmosal.h:856</a></div></div>
<div class="ttc" id="astructmmosal__failure__info_html"><div class="ttname"><a href="structmmosal__failure__info.html">mmosal_failure_info</a></div><div class="ttdoc">Data structure used to store information about a failure that can be preserved across reset.</div><div class="ttdef"><b>Definition:</b> <a href="mmosal_8h_source.html#l00868">mmosal.h:869</a></div></div>
<div class="ttc" id="astructmmosal__failure__info_html_a530aa0570e831d7bbc8c498732f8e85e"><div class="ttname"><a href="structmmosal__failure__info.html#a530aa0570e831d7bbc8c498732f8e85e">mmosal_failure_info::lr</a></div><div class="ttdeci">uint32_t lr</div><div class="ttdoc">Content of the LR register at assertion.</div><div class="ttdef"><b>Definition:</b> <a href="mmosal_8h_source.html#l00873">mmosal.h:873</a></div></div>
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<p>Initialize a <a class="el" href="structmmosal__failure__info.html" title="Data structure used to store information about a failure that can be preserved across reset.">mmosal_failure_info</a> struct based on current state and invoke <a class="el" href="group__MMOSAL__ASSERT.html#ga351ea740e61f98a4e92442ace45ab24e" title="Log failure information in a way that it is preserved across reboots so that it can be available for ...">mmosal_log_failure_info()</a>. </p>
<p class="definition">Definition at line <a class="el" href="mmosal_8h_source.html#l00897">897</a> of file <a class="el" href="mmosal_8h_source.html">mmosal.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ga98c9317eeccabe1644c790812bcad227">&#9670;&nbsp;</a></span>MMOSAL_MAX_FAILURE_RECORDS</h2>
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<td class="memname">#define MMOSAL_MAX_FAILURE_RECORDS&#160;&#160;&#160;4</td>
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<p>Maximum number of failure records to buffer (must be a power of 2). </p>
<p >Defaults to 4 if no platform-specific definition exists. </p>
<p class="definition">Definition at line <a class="el" href="mmosal_8h_source.html#l00864">864</a> of file <a class="el" href="mmosal_8h_source.html">mmosal.h</a>.</p>
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<h2 class="groupheader">Function Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#ga41b8d9eb883471f448679cc06cf322e0">&#9670;&nbsp;</a></span>mmosal_impl_assert()</h2>
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<td class="memname">void mmosal_impl_assert </td>
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<p>Assertion handler implementation. </p>
<dl class="section note"><dt>Note</dt><dd>This function does not return. </dd></dl>
<p class="definition">Definition at line <a class="el" href="mmosal__shim__bootloader_8c_source.html#l00108">108</a> of file <a class="el" href="mmosal__shim__bootloader_8c_source.html">mmosal_shim_bootloader.c</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ga351ea740e61f98a4e92442ace45ab24e">&#9670;&nbsp;</a></span>mmosal_log_failure_info()</h2>
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<td class="memname">void mmosal_log_failure_info </td>
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<td class="paramtype">const struct <a class="el" href="structmmosal__failure__info.html">mmosal_failure_info</a> *&#160;</td>
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<p>Log failure information in a way that it is preserved across reboots so that it can be available for postmortem analysis. </p>
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<tr><td class="paramname">info</td><td>Failure information to log. </td></tr>
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<p class="definition">Definition at line <a class="el" href="mmosal__shim__bootloader_8c_source.html#l00114">114</a> of file <a class="el" href="mmosal__shim__bootloader_8c_source.html">mmosal_shim_bootloader.c</a>.</p>
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