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📁 SDIO Linux documentation
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"><html>
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<body marginheight="0" marginwidth="0" topmargin="0" leftmargin="0" bgcolor="#FFFFFF">
<a name="FUNC_CriticalSectionAcquire"></a>
<table cellpadding="4" cellspacing="0" border="0" width="100%">
<tr>
<td bgcolor="#0000FF" rowspan="2" width="40%"><a href="http://www.codetelligence.com"><img border="0" height="40" width="252" name="image" src="Images/codetelligence_lrg.gif"></a></td><td bgcolor="#0000FF" height="62" width="50%"><font face="Arial, Helvetica, sans-serif" size="5" color="#FFFFFF"><strong>Codetelligence Embedded SDIO Stack<br>Support Functions Documentation</strong></font></td><td bgcolor="#0000FF" height="62" width="10%"><td><a href="Support_Reference_overview.htm"><img border="0" height="32" width="27" src="Images/leftarrow.gif"></a></td><td><a href="#FUNC_CriticalSectionDelete"><img border="0" height="32" width="27" src="Images/rightarrow.gif"></a></td></td>
</tr>
</table>
<table cellpadding="0" cellspacing="10" border="0" width="100%">
<tr>
<td width="93%"><font face="Arial, Helvetica, sans-serif"><span class="Topic">
<blockquote>
<table width="100%" cellspacing="0" cellpadding="0">
<td>
<br>
<pre>
<span class="FUNCPROTOTYPE">
 SDIO_STATUS CriticalSectionAcquire(POS_CRITICALSECTION pCrit)
        </span>
</pre>
</td>
</table>
</blockquote>
</span></font></td>
</tr>
</table>
<hr>
<table cellpadding="15" cellspacing="0" border="0" width="100%">
<tr>
<td>
<p class="FUNCHEADINGS">Description:</p>
<blockquote>
<p class="BODYTEXT">Acquire a critical section lock.</p>
</blockquote>
<p class="FUNCHEADINGS">Parameters:</p>
<p class="BODYTEXT">
<blockquote>
<p class="BODYTEXT">Inputs:</p>
<blockquote>
<p class="BODYTEXT">
 pCrit - pointer to critical section that was initialized
        <br>
</p>
</blockquote>
</blockquote>
</p>
<p class="BODYTEXT">
<blockquote>
<p class="BODYTEXT">Outputs:</p>
<blockquote>
<p class="BODYTEXT"></p>
</blockquote>
</blockquote>
</p>
<p class="BODYTEXT">
<blockquote>
<p class="BODYTEXT">Returns:</p>
<blockquote>
<p class="BODYCODE">
 SDIO_STATUS_SUCCESS on success.
        <br>
</p>
</blockquote>
</blockquote>
</p>
<p class="FUNCHEADINGS">Notes:</p>
<blockquote>
<p class="BODYTEXT">
  The critical section lock is acquired when this function returns 
           SDIO_STATUS_SUCCESS.  Use CriticalSectionRelease() to release
           the critical section lock.
        <br>
</p>
</blockquote>
<p class="FUNCHEADINGS">Example: </p>
<blockquote>
<p class="BODYCODE">
<pre>

<font face="Arial, Helvetica, sans-serif" color="#FF00FF"> To acquire a critical section lock:</font>        
        status = CriticalSectionAcquire(&amp;pDevice-&gt;ListLock);
        if (!SDIO_SUCCESS(status)) {
                .. failed
            return status;
        }
        <font face="Arial, Helvetica, sans-serif" color="#999999">... access protected data
</font>            <font face="Arial, Helvetica, sans-serif" color="#999999">// unlock         
</font>        status = CriticalSectionRelease(&amp;pDevice-&gt;ListLock);
        if (!SDIO_SUCCESS(status)) {
                .. failed
            return status;
        
        </pre>
</p>
</blockquote>
<p class="FUNCHEADINGS">See also:</p>
<blockquote>
<p class="BODYTEXT">
<a href="#FUNC_CriticalSectionRelease">
CriticalSectionRelease
        </a>
<br>
</p>
</blockquote>
</td>
</tr>
</table>
<a name="FUNC_CriticalSectionDelete"></a>
<table cellpadding="4" cellspacing="0" border="0" width="100%">
<tr>
<td bgcolor="#0000FF" rowspan="2" width="40%"><a href="http://www.codetelligence.com"><img border="0" height="40" width="252" name="image" src="Images/codetelligence_lrg.gif"></a></td><td bgcolor="#0000FF" height="62" width="50%"><font face="Arial, Helvetica, sans-serif" size="5" color="#FFFFFF"><strong>Codetelligence Embedded SDIO Stack<br>Support Functions Documentation</strong></font></td><td bgcolor="#0000FF" height="62" width="10%"><td><a href="#FUNC_CriticalSectionAcquire"><img border="0" height="32" width="27" src="Images/leftarrow.gif"></a></td><td><a href="#FUNC_CriticalSectionInit"><img border="0" height="32" width="27" src="Images/rightarrow.gif"></a></td></td>
</tr>
</table>
<table cellpadding="0" cellspacing="10" border="0" width="100%">
<tr>
<td width="93%"><font face="Arial, Helvetica, sans-serif"><span class="Topic">
<blockquote>
<table width="100%" cellspacing="0" cellpadding="0">
<td>
<br>
<pre>
<span class="FUNCPROTOTYPE">
 void CriticalSectionDelete(POS_CRITICALSECTION pCrit)
        </span>
</pre>
</td>
</table>
</blockquote>
</span></font></td>
</tr>
</table>
<hr>
<table cellpadding="15" cellspacing="0" border="0" width="100%">
<tr>
<td>
<p class="FUNCHEADINGS">Description:</p>
<blockquote>
<p class="BODYTEXT">Cleanup a critical section object</p>
</blockquote>
<p class="FUNCHEADINGS">Parameters:</p>
<p class="BODYTEXT">
<blockquote>
<p class="BODYTEXT">Inputs:</p>
<blockquote>
<p class="BODYTEXT">
 pCrit - an initialized critical section object
        <br>
</p>
</blockquote>
</blockquote>
</p>
<p class="BODYTEXT">
<blockquote>
<p class="BODYTEXT">Outputs:</p>
<blockquote>
<p class="BODYTEXT"></p>
</blockquote>
</blockquote>
</p>
<p class="BODYTEXT">
<blockquote>
<p class="BODYTEXT">Returns:</p>
<blockquote>
<p class="BODYCODE">
 SDIO_STATUS_SUCCESS on success.
        <br>
</p>
</blockquote>
</blockquote>
</p>
<p class="FUNCHEADINGS">Notes:</p>
<blockquote>
<p class="BODYTEXT">
 
        
<br>
</p>
</blockquote>
<p class="FUNCHEADINGS">Example: </p>
<blockquote>
<p class="BODYCODE">
<pre></pre>
</p>
</blockquote>
<p class="FUNCHEADINGS">See also:</p>
<blockquote>
<p class="BODYTEXT">
CriticalSectionInit, CriticalSectionAcquire, CriticalSectionRelease
        <br>
</p>
</blockquote>
</td>
</tr>
</table>
<a name="FUNC_CriticalSectionInit"></a>
<table cellpadding="4" cellspacing="0" border="0" width="100%">
<tr>
<td bgcolor="#0000FF" rowspan="2" width="40%"><a href="http://www.codetelligence.com"><img border="0" height="40" width="252" name="image" src="Images/codetelligence_lrg.gif"></a></td><td bgcolor="#0000FF" height="62" width="50%"><font face="Arial, Helvetica, sans-serif" size="5" color="#FFFFFF"><strong>Codetelligence Embedded SDIO Stack<br>Support Functions Documentation</strong></font></td><td bgcolor="#0000FF" height="62" width="10%"><td><a href="#FUNC_CriticalSectionDelete"><img border="0" height="32" width="27" src="Images/leftarrow.gif"></a></td><td><a href="#FUNC_CriticalSectionRelease"><img border="0" height="32" width="27" src="Images/rightarrow.gif"></a></td></td>
</tr>
</table>
<table cellpadding="0" cellspacing="10" border="0" width="100%">
<tr>
<td width="93%"><font face="Arial, Helvetica, sans-serif"><span class="Topic">
<blockquote>
<table width="100%" cellspacing="0" cellpadding="0">
<td>
<br>
<pre>
<span class="FUNCPROTOTYPE">
 SDIO_STATUS CriticalSectionInit(POS_CRITICALSECTION pCrit)
        </span>
</pre>
</td>
</table>
</blockquote>
</span></font></td>
</tr>
</table>
<hr>
<table cellpadding="15" cellspacing="0" border="0" width="100%">
<tr>
<td>
<p class="FUNCHEADINGS">Description:</p>
<blockquote>
<p class="BODYTEXT">Initialize a critical section object.</p>
</blockquote>
<p class="FUNCHEADINGS">Parameters:</p>
<p class="BODYTEXT">
<blockquote>
<p class="BODYTEXT">Inputs:</p>
<blockquote>
<p class="BODYTEXT"></p>
</blockquote>
</blockquote>
</p>
<p class="BODYTEXT">
<blockquote>
<p class="BODYTEXT">Outputs:</p>
<blockquote>
<p class="BODYTEXT">
 pCrit - pointer to critical section to initialize
        <br>
</p>
</blockquote>
</blockquote>
</p>
<p class="BODYTEXT">
<blockquote>
<p class="BODYTEXT">Returns:</p>
<blockquote>
<p class="BODYCODE">
 SDIO_STATUS_SUCCESS on success.
        <br>
</p>
</blockquote>
</blockquote>
</p>
<p class="FUNCHEADINGS">Notes:</p>
<blockquote>
<p class="BODYTEXT">
  CriticalSectionDelete() must be called to cleanup any resources
           associated with the critical section.
        <br>
</p>
</blockquote>
<p class="FUNCHEADINGS">Example: </p>
<blockquote>
<p class="BODYCODE">
<pre>

<font face="Arial, Helvetica, sans-serif" color="#FF00FF"> To initialize a critical section:</font>        
        status = CriticalSectionInit(&amp;pDevice-&gt;ListLock);
        if (!SDIO_SUCCESS(status)) {
                .. failed
            return status;
        
        </pre>
</p>
</blockquote>
<p class="FUNCHEADINGS">See also:</p>
<blockquote>
<p class="BODYTEXT">
CriticalSectionDelete, CriticalSectionAcquire, CriticalSectionRelease
        <br>
</p>
</blockquote>
</td>
</tr>
</table>
<a name="FUNC_CriticalSectionRelease"></a>
<table cellpadding="4" cellspacing="0" border="0" width="100%">
<tr>
<td bgcolor="#0000FF" rowspan="2" width="40%"><a href="http://www.codetelligence.com"><img border="0" height="40" width="252" name="image" src="Images/codetelligence_lrg.gif"></a></td><td bgcolor="#0000FF" height="62" width="50%"><font face="Arial, Helvetica, sans-serif" size="5" color="#FFFFFF"><strong>Codetelligence Embedded SDIO Stack<br>Support Functions Documentation</strong></font></td><td bgcolor="#0000FF" height="62" width="10%"><td><a href="#FUNC_CriticalSectionInit"><img border="0" height="32" width="27" src="Images/leftarrow.gif"></a></td><td><a href="#FUNC_DBG_ASSERT"><img border="0" height="32" width="27" src="Images/rightarrow.gif"></a></td></td>
</tr>
</table>
<table cellpadding="0" cellspacing="10" border="0" width="100%">
<tr>
<td width="93%"><font face="Arial, Helvetica, sans-serif"><span class="Topic">
<blockquote>
<table width="100%" cellspacing="0" cellpadding="0">
<td>
<br>
<pre>
<span class="FUNCPROTOTYPE">
 SDIO_STATUS CriticalSectionRelease(POS_CRITICALSECTION pCrit)
        </span>
</pre>
</td>
</table>
</blockquote>
</span></font></td>
</tr>
</table>
<hr>
<table cellpadding="15" cellspacing="0" border="0" width="100%">
<tr>
<td>
<p class="FUNCHEADINGS">Description:</p>
<blockquote>
<p class="BODYTEXT">Release a critical section lock.</p>
</blockquote>
<p class="FUNCHEADINGS">Parameters:</p>
<p class="BODYTEXT">
<blockquote>
<p class="BODYTEXT">Inputs:</p>
<blockquote>
<p class="BODYTEXT">
 pCrit - pointer to critical section that was initialized
        <br>
</p>
</blockquote>
</blockquote>
</p>
<p class="BODYTEXT">
<blockquote>
<p class="BODYTEXT">Outputs:</p>
<blockquote>
<p class="BODYTEXT"></p>
</blockquote>
</blockquote>
</p>
<p class="BODYTEXT">
<blockquote>
<p class="BODYTEXT">Returns:</p>
<blockquote>
<p class="BODYCODE">
 SDIO_STATUS_SUCCESS on success.
        <br>
</p>
</blockquote>
</blockquote>
</p>
<p class="FUNCHEADINGS">Notes:</p>
<blockquote>
<p class="BODYTEXT">
  The critical section lock is released when this function returns 
           SDIO_STATUS_SUCCESS. 
        <br>
</p>
</blockquote>
<p class="FUNCHEADINGS">Example: </p>
<blockquote>
<p class="BODYCODE">
<pre>

        
</pre>
</p>
</blockquote>
<p class="FUNCHEADINGS">See also:</p>
<blockquote>
<p class="BODYTEXT">
<a href="#FUNC_CriticalSectionAcquire">
CriticalSectionAcquire
        </a>
<br>
</p>
</blockquote>
</td>
</tr>
</table>
<a name="FUNC_DBG_ASSERT"></a>
<table cellpadding="4" cellspacing="0" border="0" width="100%">
<tr>
<td bgcolor="#0000FF" rowspan="2" width="40%"><a href="http://www.codetelligence.com"><img border="0" height="40" width="252" name="image" src="Images/codetelligence_lrg.gif"></a></td><td bgcolor="#0000FF" height="62" width="50%"><font face="Arial, Helvetica, sans-serif" size="5" color="#FFFFFF"><strong>Codetelligence Embedded SDIO Stack<br>Support Functions Documentation</strong></font></td><td bgcolor="#0000FF" height="62" width="10%"><td><a href="#FUNC_CriticalSectionRelease"><img border="0" height="32" width="27" src="Images/leftarrow.gif"></a></td><td><a href="#FUNC_DBG_PRINT"><img border="0" height="32" width="27" src="Images/rightarrow.gif"></a></td></td>
</tr>
</table>
<table cellpadding="0" cellspacing="10" border="0" width="100%">
<tr>
<td width="93%"><font face="Arial, Helvetica, sans-serif"><span class="Topic">
<blockquote>
<table width="100%" cellspacing="0" cellpadding="0">
<td>
<br>
<pre>
<span class="FUNCPROTOTYPE">
 void DBG_ASSERT(test)
        </span>
</pre>
</td>
</table>
</blockquote>
</span></font></td>
</tr>
</table>
<hr>
<table cellpadding="15" cellspacing="0" border="0" width="100%">
<tr>
<td>
<p class="FUNCHEADINGS">Description:</p>
<blockquote>
<p class="BODYTEXT">Evaluation the expression and throw an assertion if false.</p>
</blockquote>
<p class="FUNCHEADINGS">Parameters:</p>
<p class="BODYTEXT">
<blockquote>
<p class="BODYTEXT">Inputs:</p>
<blockquote>
<p class="BODYTEXT">
  test   - boolean expression
        <br>
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