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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>struct kgdb_io</title><meta name="generator" content="DocBook XSL Stylesheets V1.75.2" /><link rel="home" href="index.html" title="Using kgdb and the kgdb Internals" /><link rel="up" href="ch06.html#kgdbArchitecture" title="Architecture Specifics" /><link rel="prev" href="re12.html" title="struct kgdb_arch" /><link rel="next" href="ch06s02.html" title="kgdboc internals" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center"><span>struct kgdb_io</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="re12.html">Prev</a> </td><th width="60%" align="center">Architecture Specifics</th><td width="20%" align="right"> <a accesskey="n" href="ch06s02.html">Next</a></td></tr></table><hr /></div><div class="refentry" title="struct kgdb_io"><a id="API-struct-kgdb-io"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>struct kgdb_io —
Describe the interface for an I/O driver to talk with KGDB.
</p></div><div class="refsynopsisdiv" title="Synopsis"><h2>Synopsis</h2><pre class="programlisting">
struct kgdb_io {
const char * name;
int (* read_char) (void);
void (* write_char) (u8);
void (* flush) (void);
int (* init) (void);
void (* pre_exception) (void);
void (* post_exception) (void);
}; </pre></div><div class="refsect1" title="Members"><a id="id2722040"></a><h2>Members</h2><div class="variablelist"><dl><dt><span class="term">name</span></dt><dd><p>
Name of the I/O driver.
</p></dd><dt><span class="term">read_char</span></dt><dd><p>
Pointer to a function that will return one char.
</p></dd><dt><span class="term">write_char</span></dt><dd><p>
Pointer to a function that will write one char.
</p></dd><dt><span class="term">flush</span></dt><dd><p>
Pointer to a function that will flush any pending writes.
</p></dd><dt><span class="term">init</span></dt><dd><p>
Pointer to a function that will initialize the device.
</p></dd><dt><span class="term">pre_exception</span></dt><dd><p>
Pointer to a function that will do any prep work for
the I/O driver.
</p></dd><dt><span class="term">post_exception</span></dt><dd><p>
Pointer to a function that will do any cleanup work
for the I/O driver.
</p></dd></dl></div></div></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="re12.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="ch06.html#kgdbArchitecture">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="ch06s02.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top"><span>struct kgdb_arch</span> </td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top"> kgdboc internals</td></tr></table></div></body></html>
