begriffs open source - cmsis/blob - dev/v6.0.0-dev53/Core/html/group__sau__trustzone__functions.html

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 131 <a href="#func-members">Functions</a>  </div>
 132   <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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 135
 136 <p>Secure Attribution Unit (SAU) functions related to TrustZone for Armv8-M.
 137 <a href="#details">More...</a></p>
 138 <table class="memberdecls">
 139 <tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="func-members" name="func-members"></a>
 140 Functions</h2></td></tr>
 141 <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>
 142 <tr class="memdesc:ga6093bc5939ea8924fbcfdffb8f0553f1"><td class="mdescLeft">&#160;</td><td class="mdescRight">Setup Secure Attribute Unit (SAU) and non-secure interrupts.  <br /></td></tr>
 143 <tr class="separator:ga6093bc5939ea8924fbcfdffb8f0553f1"><td class="memSeparator" colspan="2">&#160;</td></tr>
 144 <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>
 145 <tr class="memdesc:ga187377409289e34838225ce801fb102c"><td class="mdescLeft">&#160;</td><td class="mdescRight">Enable Security Attribution Unit (SAU)  <br /></td></tr>
 146 <tr class="separator:ga187377409289e34838225ce801fb102c"><td class="memSeparator" colspan="2">&#160;</td></tr>
 147 <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>
 148 <tr class="memdesc:ga42e201cea0a4b09f588a28b751f726fb"><td class="mdescLeft">&#160;</td><td class="mdescRight">Disable Security Attribution Unit (SAU)  <br /></td></tr>
 149 <tr class="separator:ga42e201cea0a4b09f588a28b751f726fb"><td class="memSeparator" colspan="2">&#160;</td></tr>
 150 </table>
 151 <a name="details" id="details"></a><h2 class="groupheader">Description</h2>
 152 <p>Secure Attribution Unit (SAU) functions related to TrustZone for Armv8-M. </p>
 153 <p>The Secure Attribution Unit (SAU) functions SAU</p>
 154 <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>
 155 <h2 class="groupheader">Function Documentation</h2>
 156 <a id="ga42e201cea0a4b09f588a28b751f726fb" name="ga42e201cea0a4b09f588a28b751f726fb"></a>
 157 <h2 class="memtitle"><span class="permalink"><a href="#ga42e201cea0a4b09f588a28b751f726fb">&#9670;&#160;</a></span>TZ_SAU_Disable()</h2>
 158
 159 <div class="memitem">
 160 <div class="memproto">
 161       <table class="memname">
 162         <tr>
 163           <td class="memname">void TZ_SAU_Disable </td>
 164           <td>(</td>
 165           <td class="paramtype">void&#160;</td>
 166           <td class="paramname"></td><td>)</td>
 167           <td></td>
 168         </tr>
 169       </table>
 170 </div><div class="memdoc">
 171
 172 <p>Disable Security Attribution Unit (SAU) </p>
 173 <p>Disables the Security Attribution Unit (SAU). </p>
 174
 175 </div>
 176 </div>
 177 <a id="ga187377409289e34838225ce801fb102c" name="ga187377409289e34838225ce801fb102c"></a>
 178 <h2 class="memtitle"><span class="permalink"><a href="#ga187377409289e34838225ce801fb102c">&#9670;&#160;</a></span>TZ_SAU_Enable()</h2>
 179
 180 <div class="memitem">
 181 <div class="memproto">
 182       <table class="memname">
 183         <tr>
 184           <td class="memname">void TZ_SAU_Enable </td>
 185           <td>(</td>
 186           <td class="paramtype">void&#160;</td>
 187           <td class="paramname"></td><td>)</td>
 188           <td></td>
 189         </tr>
 190       </table>
 191 </div><div class="memdoc">
 192
 193 <p>Enable Security Attribution Unit (SAU) </p>
 194 <p>Enables the Security Attribution Unit (SAU). </p>
 195
 196 </div>
 197 </div>
 198 <a id="ga6093bc5939ea8924fbcfdffb8f0553f1" name="ga6093bc5939ea8924fbcfdffb8f0553f1"></a>
 199 <h2 class="memtitle"><span class="permalink"><a href="#ga6093bc5939ea8924fbcfdffb8f0553f1">&#9670;&#160;</a></span>TZ_SAU_Setup()</h2>
 200
 201 <div class="memitem">
 202 <div class="memproto">
 203       <table class="memname">
 204         <tr>
 205           <td class="memname">void TZ_SAU_Setup </td>
 206           <td>(</td>
 207           <td class="paramtype">void&#160;</td>
 208           <td class="paramname"></td><td>)</td>
 209           <td></td>
 210         </tr>
 211       </table>
 212 </div><div class="memdoc">
 213
 214 <p>Setup Secure Attribute Unit (SAU) and non-secure interrupts. </p>
 215 <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>
 216
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