begriffs open source - cmsis/blob - v6.1.0/Core/group__sau__trustzone__functions.html

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 128 <a href="#func-members">Functions</a>  </div>
 129   <div class="headertitle"><div class="title">SAU Functions<div class="ingroups"><a class="el" href="group__trustzone__functions.html">TrustZone for Armv8-M/v8.1-M</a></div></div></div>
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 132
 133 <p>Secure Attribution Unit (SAU) functions related to TrustZone for Armv8-M.
 134 <a href="#details">More...</a></p>
 135 <table class="memberdecls">
 136 <tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="func-members" name="func-members"></a>
 137 Functions</h2></td></tr>
 138 <tr class="memitem:ga42e201cea0a4b09f588a28b751f726fb"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__sau__trustzone__functions.html#ga42e201cea0a4b09f588a28b751f726fb">TZ_SAU_Disable</a> (void)</td></tr>
 139 <tr class="memdesc:ga42e201cea0a4b09f588a28b751f726fb"><td class="mdescLeft">&#160;</td><td class="mdescRight">Disable Security Attribution Unit (SAU)  <br /></td></tr>
 140 <tr class="separator:ga42e201cea0a4b09f588a28b751f726fb"><td class="memSeparator" colspan="2">&#160;</td></tr>
 141 <tr class="memitem:ga187377409289e34838225ce801fb102c"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__sau__trustzone__functions.html#ga187377409289e34838225ce801fb102c">TZ_SAU_Enable</a> (void)</td></tr>
 142 <tr class="memdesc:ga187377409289e34838225ce801fb102c"><td class="mdescLeft">&#160;</td><td class="mdescRight">Enable Security Attribution Unit (SAU)  <br /></td></tr>
 143 <tr class="separator:ga187377409289e34838225ce801fb102c"><td class="memSeparator" colspan="2">&#160;</td></tr>
 144 <tr class="memitem:ga6093bc5939ea8924fbcfdffb8f0553f1"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__sau__trustzone__functions.html#ga6093bc5939ea8924fbcfdffb8f0553f1">TZ_SAU_Setup</a> (void)</td></tr>
 145 <tr class="memdesc:ga6093bc5939ea8924fbcfdffb8f0553f1"><td class="mdescLeft">&#160;</td><td class="mdescRight">Setup Secure Attribute Unit (SAU) and non-secure interrupts.  <br /></td></tr>
 146 <tr class="separator:ga6093bc5939ea8924fbcfdffb8f0553f1"><td class="memSeparator" colspan="2">&#160;</td></tr>
 147 </table>
 148 <a name="details" id="details"></a><h2 class="groupheader">Description</h2>
 149 <p>Secure Attribution Unit (SAU) functions related to TrustZone for Armv8-M. </p>
 150 <p>The Secure Attribution Unit (SAU) functions SAU</p>
 151 <dl class="section note"><dt>Note</dt><dd>A SAU is always present if the security extension is available. The functionality differs if the SAU contains SAU regions. If SAU regions are available is configured with the macro __SAUREGION_PRESENT (see <a class="el" href="device_h_pg.html#core_config_sect">Configuration of the Processor and Core Peripherals</a>). </dd></dl>
 152 <h2 class="groupheader">Function Documentation</h2>
 153 <a id="ga42e201cea0a4b09f588a28b751f726fb" name="ga42e201cea0a4b09f588a28b751f726fb"></a>
 154 <h2 class="memtitle"><span class="permalink"><a href="#ga42e201cea0a4b09f588a28b751f726fb">&#9670;&#160;</a></span>TZ_SAU_Disable()</h2>
 155
 156 <div class="memitem">
 157 <div class="memproto">
 158       <table class="memname">
 159         <tr>
 160           <td class="memname">void TZ_SAU_Disable </td>
 161           <td>(</td>
 162           <td class="paramtype">void&#160;</td>
 163           <td class="paramname"></td><td>)</td>
 164           <td></td>
 165         </tr>
 166       </table>
 167 </div><div class="memdoc">
 168
 169 <p>Disable Security Attribution Unit (SAU) </p>
 170 <p>Disables the Security Attribution Unit (SAU). </p>
 171
 172 </div>
 173 </div>
 174 <a id="ga187377409289e34838225ce801fb102c" name="ga187377409289e34838225ce801fb102c"></a>
 175 <h2 class="memtitle"><span class="permalink"><a href="#ga187377409289e34838225ce801fb102c">&#9670;&#160;</a></span>TZ_SAU_Enable()</h2>
 176
 177 <div class="memitem">
 178 <div class="memproto">
 179       <table class="memname">
 180         <tr>
 181           <td class="memname">void TZ_SAU_Enable </td>
 182           <td>(</td>
 183           <td class="paramtype">void&#160;</td>
 184           <td class="paramname"></td><td>)</td>
 185           <td></td>
 186         </tr>
 187       </table>
 188 </div><div class="memdoc">
 189
 190 <p>Enable Security Attribution Unit (SAU) </p>
 191 <p>Enables the Security Attribution Unit (SAU). </p>
 192
 193 </div>
 194 </div>
 195 <a id="ga6093bc5939ea8924fbcfdffb8f0553f1" name="ga6093bc5939ea8924fbcfdffb8f0553f1"></a>
 196 <h2 class="memtitle"><span class="permalink"><a href="#ga6093bc5939ea8924fbcfdffb8f0553f1">&#9670;&#160;</a></span>TZ_SAU_Setup()</h2>
 197
 198 <div class="memitem">
 199 <div class="memproto">
 200       <table class="memname">
 201         <tr>
 202           <td class="memname">void TZ_SAU_Setup </td>
 203           <td>(</td>
 204           <td class="paramtype">void&#160;</td>
 205           <td class="paramname"></td><td>)</td>
 206           <td></td>
 207         </tr>
 208       </table>
 209 </div><div class="memdoc">
 210
 211 <p>Setup Secure Attribute Unit (SAU) and non-secure interrupts. </p>
 212 <p>The function <a class="el" href="group__sau__trustzone__functions.html#ga6093bc5939ea8924fbcfdffb8f0553f1">TZ_SAU_Setup</a> uses the settings in the <a class="el" href="partition_h_pg.html">TrustZone setup: partition_&lt;Device&gt;.h</a> to initialize the Secure Attribute Unit (SAU) and define non-secure interrupts. It is called from the function <a class="el" href="group__system__init__gr.html#ga93f514700ccf00d08dbdcff7f1224eb2">SystemInit</a>. </p>
 213
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