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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968" /><title>RIO_OP_READ</title><meta name="generator" content="DocBook XSL Stylesheets V1.75.2" /><link rel="home" href="index.html" title="RapidIO Subsystem Guide" /><link rel="up" href="ch04s03.html" title="Driver functionality" /><link rel="prev" href="re79.html" title="RIO_LOP_WRITE" /><link rel="next" href="re81.html" title="RIO_OP_WRITE" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center"><span>RIO_OP_READ</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="re79.html">Prev</a> </td><th width="60%" align="center">Driver functionality</th><td width="20%" align="right"> <a accesskey="n" href="re81.html">Next</a></td></tr></table><hr /></div><div class="refentry" title="RIO_OP_READ"><a id="API-RIO-OP-READ"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>RIO_OP_READ —
Generate rio_mport_read_config_* functions
</p></div><div class="refsynopsisdiv" title="Synopsis"><h2>Synopsis</h2><div class="funcsynopsis"><table border="0" summary="Function synopsis" cellspacing="0" cellpadding="0" class="funcprototype-table"><tr><td><code class="funcdef"> <b class="fsfunc">RIO_OP_READ </b>(</code></td><td> <var class="pdparam">size</var>, </td></tr><tr><td> </td><td> <var class="pdparam">type</var>, </td></tr><tr><td> </td><td> <var class="pdparam">len</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div></div></div><div class="refsect1" title="Arguments"><a id="id3033475"></a><h2>Arguments</h2><div class="variablelist"><dl><dt><span class="term"><em class="parameter"><code>size</code></em></span></dt><dd><p>
Size of configuration space read (8, 16, 32 bits)
</p></dd><dt><span class="term"><em class="parameter"><code>type</code></em></span></dt><dd><p>
C type of value argument
</p></dd><dt><span class="term"><em class="parameter"><code>len</code></em></span></dt><dd><p>
Length of configuration space read (1, 2, 4 bytes)
</p></dd></dl></div></div><div class="refsect1" title="Description"><a id="id3033535"></a><h2>Description</h2><p>
Generates rio_mport_read_config_* functions used to access
configuration space registers on the local device.
</p></div></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="re79.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="ch04s03.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="re81.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top"><span>RIO_LOP_WRITE</span> </td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top"> <span>RIO_OP_WRITE</span></td></tr></table></div></body></html>
