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  <a name="1204478"> </a><font color="#003366"  face="Verdana, Arial, Helvetica, sans-serif">12.5 	 Locking the cache configuration</font>
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  <a name="1204479"> </a><font size=2  face="Verdana, Arial, Helvetica, sans-serif">The cache can be locked using the following function:</font>
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<a name="1204481"> </a><font size=2 face=Courier><strong>int cache_lock();<br></strong></font>



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  <a name="1204482"> </a><font size=2  face="Verdana, Arial, Helvetica, sans-serif">It is recommended that all cache configuration is performed at boot time and then never modified. To prevent accidental modification, ST20 devices can lock the cache configuration, preventing it from being changed until the hardware is reset.</font>
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