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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_arch</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="re11.html" title="kgdb_roundup_cpus" /><link rel="next" href="re13.html" title="struct kgdb_io" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center"><span>struct kgdb_arch</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="re11.html">Prev</a> </td><th width="60%" align="center">Architecture Specifics</th><td width="20%" align="right"> <a accesskey="n" href="re13.html">Next</a></td></tr></table><hr /></div><div class="refentry" title="struct kgdb_arch"><a id="API-struct-kgdb-arch"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>struct kgdb_arch —
Describe architecture specific values.
</p></div><div class="refsynopsisdiv" title="Synopsis"><h2>Synopsis</h2><pre class="programlisting">
struct kgdb_arch {
unsigned char gdb_bpt_instr[BREAK_INSTR_SIZE];
unsigned long flags;
int (* set_breakpoint) (unsigned long, char *);
int (* remove_breakpoint) (unsigned long, char *);
int (* set_hw_breakpoint) (unsigned long, int, enum kgdb_bptype);
int (* remove_hw_breakpoint) (unsigned long, int, enum kgdb_bptype);
void (* remove_all_hw_break) (void);
void (* correct_hw_break) (void);
}; </pre></div><div class="refsect1" title="Members"><a id="id2721868"></a><h2>Members</h2><div class="variablelist"><dl><dt><span class="term">gdb_bpt_instr[BREAK_INSTR_SIZE]</span></dt><dd><p>
The instruction to trigger a breakpoint.
</p></dd><dt><span class="term">flags</span></dt><dd><p>
Flags for the breakpoint, currently just <code class="constant">KGDB_HW_BREAKPOINT</code>.
</p></dd><dt><span class="term">set_breakpoint</span></dt><dd><p>
Allow an architecture to specify how to set a software
breakpoint.
</p></dd><dt><span class="term">remove_breakpoint</span></dt><dd><p>
Allow an architecture to specify how to remove a
software breakpoint.
</p></dd><dt><span class="term">set_hw_breakpoint</span></dt><dd><p>
Allow an architecture to specify how to set a hardware
breakpoint.
</p></dd><dt><span class="term">remove_hw_breakpoint</span></dt><dd><p>
Allow an architecture to specify how to remove a
hardware breakpoint.
</p></dd><dt><span class="term">remove_all_hw_break</span></dt><dd><p>
Allow an architecture to specify how to remove all
hardware breakpoints.
</p></dd><dt><span class="term">correct_hw_break</span></dt><dd><p>
Allow an architecture to specify how to correct the
hardware debug registers.
</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="re11.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="re13.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top"><span>kgdb_roundup_cpus</span> </td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top"> <span>struct kgdb_io</span></td></tr></table></div></body></html>
