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 127   <div class="summary">
 128 <a href="#func-members">Functions</a>  </div>
 129   <div class="headertitle"><div class="title">Translation Table Base Registers (TTBR0/TTBR1)<div class="ingroups"><a class="el" href="group__CMSIS__core__register.html">Core Register Access</a></div></div></div>
 130 </div><!--header-->
 131 <div class="contents">
 132
 133 <p>TTBRn holds the base address of translation table n, and information about the memory it occupies.
 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:ga678997bc01f6d8d48b1d407cec24809d"><td class="memItemLeft" align="right" valign="top"><a class="el" href="cmsis__armcc_8h.html#ab904513442afdf77d4f8c74f23cbb040">__STATIC_FORCEINLINE</a> uint32_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__CMSIS__TTBR.html#ga678997bc01f6d8d48b1d407cec24809d">__get_TTBR0</a> (void)</td></tr>
 139 <tr class="memdesc:ga678997bc01f6d8d48b1d407cec24809d"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get TTBR0.  <br /></td></tr>
 140 <tr class="separator:ga678997bc01f6d8d48b1d407cec24809d"><td class="memSeparator" colspan="2">&#160;</td></tr>
 141 <tr class="memitem:gad2ccad052f77c18897c5ceaaf307711e"><td class="memItemLeft" align="right" valign="top"><a class="el" href="cmsis__armcc_8h.html#ab904513442afdf77d4f8c74f23cbb040">__STATIC_FORCEINLINE</a> void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__CMSIS__TTBR.html#gad2ccad052f77c18897c5ceaaf307711e">__set_TTBR0</a> (uint32_t ttbr0)</td></tr>
 142 <tr class="memdesc:gad2ccad052f77c18897c5ceaaf307711e"><td class="mdescLeft">&#160;</td><td class="mdescRight">Set TTBR0.  <br /></td></tr>
 143 <tr class="separator:gad2ccad052f77c18897c5ceaaf307711e"><td class="memSeparator" colspan="2">&#160;</td></tr>
 144 </table>
 145 <a name="details" id="details"></a><h2 class="groupheader">Description</h2>
 146 <p><b>32-bit TTBR format</b> </p><table class="markdownTable">
 147 <tr class="markdownTableHead">
 148 <th class="markdownTableHeadLeft">Bits   </th><th class="markdownTableHeadLeft">Name   </th><th class="markdownTableHeadLeft">Function    </th></tr>
 149 <tr class="markdownTableRowOdd">
 150 <td class="markdownTableBodyLeft">[31:x]   </td><td class="markdownTableBodyLeft">BADDR   </td><td class="markdownTableBodyLeft">Translation table base address, bits[31:x].    </td></tr>
 151 <tr class="markdownTableRowEven">
 152 <td class="markdownTableBodyLeft">[x-1:7]   </td><td class="markdownTableBodyLeft">-   </td><td class="markdownTableBodyLeft">Reserved.    </td></tr>
 153 <tr class="markdownTableRowOdd">
 154 <td class="markdownTableBodyLeft">[6]   </td><td class="markdownTableBodyLeft">IRGN[0]   </td><td class="markdownTableBodyLeft">Inner region bit 0.    </td></tr>
 155 <tr class="markdownTableRowEven">
 156 <td class="markdownTableBodyLeft">[5]   </td><td class="markdownTableBodyLeft">NOS   </td><td class="markdownTableBodyLeft">Not Outer Shareable bit.    </td></tr>
 157 <tr class="markdownTableRowOdd">
 158 <td class="markdownTableBodyLeft">[4:3]   </td><td class="markdownTableBodyLeft">RGN   </td><td class="markdownTableBodyLeft">Region bits.    </td></tr>
 159 <tr class="markdownTableRowEven">
 160 <td class="markdownTableBodyLeft">[2]   </td><td class="markdownTableBodyLeft">-   </td><td class="markdownTableBodyLeft">Reserved.    </td></tr>
 161 <tr class="markdownTableRowOdd">
 162 <td class="markdownTableBodyLeft">[1]   </td><td class="markdownTableBodyLeft">S   </td><td class="markdownTableBodyLeft">Shareable bit.    </td></tr>
 163 <tr class="markdownTableRowEven">
 164 <td class="markdownTableBodyLeft">[0]   </td><td class="markdownTableBodyLeft">C/IRGN[1]   </td><td class="markdownTableBodyLeft">Cacheable bit. / Inner region bit 1.   </td></tr>
 165 </table>
 166 <dl class="section note"><dt>Note</dt><dd>The width of TTBR0 BADDR field depends on the setting in TTBCR N field, giving <code>x=14-N</code>. </dd>
 167 <dd>
 168 The width of TTBR1 BADDR field is fixed at <code>x=14</code>.</dd></dl>
 169 <p><b>64-bit TTBR format</b> </p><table class="markdownTable">
 170 <tr class="markdownTableHead">
 171 <th class="markdownTableHeadLeft">Bits   </th><th class="markdownTableHeadLeft">Name   </th><th class="markdownTableHeadLeft">Function    </th></tr>
 172 <tr class="markdownTableRowOdd">
 173 <td class="markdownTableBodyLeft">[63:56]   </td><td class="markdownTableBodyLeft">-   </td><td class="markdownTableBodyLeft">Reserved.    </td></tr>
 174 <tr class="markdownTableRowEven">
 175 <td class="markdownTableBodyLeft">[55:48]   </td><td class="markdownTableBodyLeft">ASID   </td><td class="markdownTableBodyLeft">An ASID for the translation table base address.    </td></tr>
 176 <tr class="markdownTableRowOdd">
 177 <td class="markdownTableBodyLeft">[47:40]   </td><td class="markdownTableBodyLeft">-   </td><td class="markdownTableBodyLeft">Reserved.    </td></tr>
 178 <tr class="markdownTableRowEven">
 179 <td class="markdownTableBodyLeft">[39:x]   </td><td class="markdownTableBodyLeft">BADDR   </td><td class="markdownTableBodyLeft">Translation table base address, bits[39:x].    </td></tr>
 180 <tr class="markdownTableRowOdd">
 181 <td class="markdownTableBodyLeft">[x-1:0]   </td><td class="markdownTableBodyLeft">-   </td><td class="markdownTableBodyLeft">Reserved.   </td></tr>
 182 </table>
 183 <dl class="section note"><dt>Note</dt><dd>The width of TBBR0/TBBR1 BADDR fields depends on the settings in TTBCR T0SZ/T1SZ fields respectively, giving <code>x=14-TnSZ</code>.</dd></dl>
 184 <p>Consider using <a class="el" href="group__CMSIS__TTBR.html#ga678997bc01f6d8d48b1d407cec24809d">__get_TTBR0</a> and <a class="el" href="group__CMSIS__TTBR.html#gad2ccad052f77c18897c5ceaaf307711e">__set_TTBR0</a> for accessing TTBR0 register. </p>
 185 <h2 class="groupheader">Function Documentation</h2>
 186 <a id="ga678997bc01f6d8d48b1d407cec24809d" name="ga678997bc01f6d8d48b1d407cec24809d"></a>
 187 <h2 class="memtitle"><span class="permalink"><a href="#ga678997bc01f6d8d48b1d407cec24809d">&#9670;&#160;</a></span>__get_TTBR0()</h2>
 188
 189 <div class="memitem">
 190 <div class="memproto">
 191       <table class="memname">
 192         <tr>
 193           <td class="memname"><a class="el" href="group__comp__cntrl__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> uint32_t __get_TTBR0 </td>
 194           <td>(</td>
 195           <td class="paramtype">void&#160;</td>
 196           <td class="paramname"></td><td>)</td>
 197           <td></td>
 198         </tr>
 199       </table>
 200 </div><div class="memdoc">
 201 <p>This function returns the value of the Translation Table Base Register 0.</p>
 202 <dl class="section return"><dt>Returns</dt><dd>Translation Table Base Register 0 value</dd></dl>
 203 <p>This function returns the value of the Translation Table Base Register 0. </p>
 204
 205 </div>
 206 </div>
 207 <a id="gad2ccad052f77c18897c5ceaaf307711e" name="gad2ccad052f77c18897c5ceaaf307711e"></a>
 208 <h2 class="memtitle"><span class="permalink"><a href="#gad2ccad052f77c18897c5ceaaf307711e">&#9670;&#160;</a></span>__set_TTBR0()</h2>
 209
 210 <div class="memitem">
 211 <div class="memproto">
 212       <table class="memname">
 213         <tr>
 214           <td class="memname"><a class="el" href="group__comp__cntrl__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> void __set_TTBR0 </td>
 215           <td>(</td>
 216           <td class="paramtype">uint32_t&#160;</td>
 217           <td class="paramname"><em>ttbr0</em></td><td>)</td>
 218           <td></td>
 219         </tr>
 220       </table>
 221 </div><div class="memdoc">
 222 <p>This function assigns the given value to the Translation Table Base Register 0.</p>
 223 <dl class="params"><dt>Parameters</dt><dd>
 224   <table class="params">
 225     <tr><td class="paramdir">[in]</td><td class="paramname">ttbr0</td><td>Translation Table Base Register 0 value to set</td></tr>
 226   </table>
 227   </dd>
 228 </dl>
 229 <p>This function assigns the given value to the Translation Table Base Register 0. </p>
 230
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