osfmk/man/processor_start.html

   1 <h2>processor_start</h2>
<hr>
<p>
<strong>Function</strong> - Start a processor.
<h3>SYNOPSIS</h3>
<pre>
<strong>#include&ltmach/mach_host.h&gt</strong>

<strong>kern_return_t processor_start</strong>
               <strong>(processor_t</strong>   <var>processor</var><strong>);</strong>
</pre>
<h3>PARAMETERS</h3>
<dl>
<dt> <var>processor</var> 
<dd>
[in processor send right]
The processor to be controlled.
</dl>
<h3>DESCRIPTION</h3>
<p>
The <strong>processor_start</strong> function allows privileged software
to start a processor in 
a multi-processor that so allows it.  A newly started processor
is assigned to the 
default processor set.  The interpretation of this operation
is machine dependent.
<h3>NOTES</h3>
<p>
This operation is machine dependent.  It may do nothing.
<h3>CAUTIONS</h3>
<p>
The ability to restart an exited processor is machine dependent.
<h3>RETURN VALUES</h3>
<dl>
<dt> <strong>KERN_FAILURE</strong>
<dd>
The operation was not performed.  A likely reason is that it
is not supported on this processor.
</dl>
<h3>RELATED INFORMATION</h3>
<p>
Functions:
<a href="processor_control.html">processor_control</a>,
<a href="processor_exit.html">processor_exit</a>,
<a href="processor_info.html">processor_info</a>,
<a href="host_processors.html">host_processors</a>.