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  46    <div id="projectname">CMSIS-Core (Cortex-A)
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 131 <a href="#groups">Content</a> &#124;
 132 <a href="#nested-classes">Data Structures</a> &#124;
 133 <a href="#func-members">Functions</a>  </div>
 134   <div class="headertitle"><div class="title">Data Fault Status Register (DFSR)<div class="ingroups"><a class="el" href="group__CMSIS__core__register.html">Core Register Access</a></div></div></div>
 135 </div><!--header-->
 136 <div class="contents">
 137
 138 <p>The DFSR holds status information about the last data fault.
 139 <a href="#details">More...</a></p>
 140 <table class="memberdecls">
 141 <tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="groups" name="groups"></a>
 142 Content</h2></td></tr>
 143 <tr class="memitem:group__CMSIS__DFSR__BITS"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__CMSIS__DFSR__BITS.html">ACTLR Bits</a></td></tr>
 144 <tr class="memdesc:group__CMSIS__DFSR__BITS"><td class="mdescLeft">&#160;</td><td class="mdescRight">Bit position and mask macros. <br /></td></tr>
 145 <tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
 146 </table><table class="memberdecls">
 147 <tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="nested-classes" name="nested-classes"></a>
 148 Data Structures</h2></td></tr>
 149 <tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="unionDFSR__Type.html">DFSR_Type</a></td></tr>
 150 <tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">Bit field declaration for DFSR layout.  <a href="unionDFSR__Type.html#details">More...</a><br /></td></tr>
 151 <tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
 152 </table><table class="memberdecls">
 153 <tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="func-members" name="func-members"></a>
 154 Functions</h2></td></tr>
 155 <tr class="memitem:ga9897e96a6ccb50199d4968fd45ab7962"><td class="memItemLeft" align="right" valign="top"><a class="el" href="cmsis__armclang__a_8h.html#ab904513442afdf77d4f8c74f23cbb040">__STATIC_FORCEINLINE</a> uint32_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__CMSIS__DFSR.html#ga9897e96a6ccb50199d4968fd45ab7962">__get_DFSR</a> (void)</td></tr>
 156 <tr class="memdesc:ga9897e96a6ccb50199d4968fd45ab7962"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get DFSR.  <br /></td></tr>
 157 <tr class="separator:ga9897e96a6ccb50199d4968fd45ab7962"><td class="memSeparator" colspan="2">&#160;</td></tr>
 158 <tr class="memitem:ga824a3e4ae371ef38641375f9fa4cc29c"><td class="memItemLeft" align="right" valign="top"><a class="el" href="cmsis__armclang__a_8h.html#ab904513442afdf77d4f8c74f23cbb040">__STATIC_FORCEINLINE</a> void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__CMSIS__DFSR.html#ga824a3e4ae371ef38641375f9fa4cc29c">__set_DFSR</a> (uint32_t dfsr)</td></tr>
 159 <tr class="memdesc:ga824a3e4ae371ef38641375f9fa4cc29c"><td class="mdescLeft">&#160;</td><td class="mdescRight">Set DFSR.  <br /></td></tr>
 160 <tr class="separator:ga824a3e4ae371ef38641375f9fa4cc29c"><td class="memSeparator" colspan="2">&#160;</td></tr>
 161 </table>
 162 <a name="details" id="details"></a><h2 class="groupheader">Description</h2>
 163 <p>The DFSR holds status information about the last data fault. </p>
 164 <p><b>DFSR format when using the Short-descriptor translation table format</b></p>
 165 <table class="markdownTable">
 166 <tr class="markdownTableHead">
 167 <th class="markdownTableHeadLeft">Bits   </th><th class="markdownTableHeadLeft">Name   </th><th class="markdownTableHeadLeft">Function    </th></tr>
 168 <tr class="markdownTableRowOdd">
 169 <td class="markdownTableBodyLeft">[31:14]   </td><td class="markdownTableBodyLeft">-   </td><td class="markdownTableBodyLeft">Reserved.    </td></tr>
 170 <tr class="markdownTableRowEven">
 171 <td class="markdownTableBodyLeft">[13]   </td><td class="markdownTableBodyLeft">CM   </td><td class="markdownTableBodyLeft">Cache maintenance fault.    </td></tr>
 172 <tr class="markdownTableRowOdd">
 173 <td class="markdownTableBodyLeft">[12]   </td><td class="markdownTableBodyLeft">ExT   </td><td class="markdownTableBodyLeft">External abort type.    </td></tr>
 174 <tr class="markdownTableRowEven">
 175 <td class="markdownTableBodyLeft">[11]   </td><td class="markdownTableBodyLeft">WnR   </td><td class="markdownTableBodyLeft">Write not Read bit.    </td></tr>
 176 <tr class="markdownTableRowOdd">
 177 <td class="markdownTableBodyLeft">[10]   </td><td class="markdownTableBodyLeft">FS[4]   </td><td class="markdownTableBodyLeft">Fault status bits.    </td></tr>
 178 <tr class="markdownTableRowEven">
 179 <td class="markdownTableBodyLeft">[9]   </td><td class="markdownTableBodyLeft">LPAE   </td><td class="markdownTableBodyLeft">Large Physical Address Extension.    </td></tr>
 180 <tr class="markdownTableRowOdd">
 181 <td class="markdownTableBodyLeft">[8]   </td><td class="markdownTableBodyLeft">-   </td><td class="markdownTableBodyLeft">Reserved.    </td></tr>
 182 <tr class="markdownTableRowEven">
 183 <td class="markdownTableBodyLeft">[7:4]   </td><td class="markdownTableBodyLeft">Domain   </td><td class="markdownTableBodyLeft">The domain of the fault address.    </td></tr>
 184 <tr class="markdownTableRowOdd">
 185 <td class="markdownTableBodyLeft">[3:0]   </td><td class="markdownTableBodyLeft">FS[3:0]   </td><td class="markdownTableBodyLeft">Fault status bits.   </td></tr>
 186 </table>
 187 <p><b>DFSR format when using the Long-descriptor translation table format</b></p>
 188 <table class="markdownTable">
 189 <tr class="markdownTableHead">
 190 <th class="markdownTableHeadLeft">Bits   </th><th class="markdownTableHeadLeft">Name   </th><th class="markdownTableHeadLeft">Function    </th></tr>
 191 <tr class="markdownTableRowOdd">
 192 <td class="markdownTableBodyLeft">[31:14]   </td><td class="markdownTableBodyLeft">-   </td><td class="markdownTableBodyLeft">Reserved.    </td></tr>
 193 <tr class="markdownTableRowEven">
 194 <td class="markdownTableBodyLeft">[13]   </td><td class="markdownTableBodyLeft">CM   </td><td class="markdownTableBodyLeft">Cache maintenance fault.    </td></tr>
 195 <tr class="markdownTableRowOdd">
 196 <td class="markdownTableBodyLeft">[12]   </td><td class="markdownTableBodyLeft">ExT   </td><td class="markdownTableBodyLeft">External abort type.    </td></tr>
 197 <tr class="markdownTableRowEven">
 198 <td class="markdownTableBodyLeft">[11]   </td><td class="markdownTableBodyLeft">WnR   </td><td class="markdownTableBodyLeft">Write not Read bit.    </td></tr>
 199 <tr class="markdownTableRowOdd">
 200 <td class="markdownTableBodyLeft">[10]   </td><td class="markdownTableBodyLeft">-   </td><td class="markdownTableBodyLeft">Reserved.    </td></tr>
 201 <tr class="markdownTableRowEven">
 202 <td class="markdownTableBodyLeft">[9]   </td><td class="markdownTableBodyLeft">LPAE   </td><td class="markdownTableBodyLeft">Large Physical Address Extension.    </td></tr>
 203 <tr class="markdownTableRowOdd">
 204 <td class="markdownTableBodyLeft">[8:6]   </td><td class="markdownTableBodyLeft">-   </td><td class="markdownTableBodyLeft">Reserved.    </td></tr>
 205 <tr class="markdownTableRowEven">
 206 <td class="markdownTableBodyLeft">[5:0]   </td><td class="markdownTableBodyLeft">STATUS   </td><td class="markdownTableBodyLeft">Fault status bits.   </td></tr>
 207 </table>
 208 <p>Consider <a class="el" href="group__CMSIS__DFSR.html#ga9897e96a6ccb50199d4968fd45ab7962">__get_DFSR</a> and <a class="el" href="group__CMSIS__DFSR.html#ga824a3e4ae371ef38641375f9fa4cc29c">__set_DFSR</a> to access this register. </p>
 209 <h2 class="groupheader">Function Documentation</h2>
 210 <a id="ga9897e96a6ccb50199d4968fd45ab7962" name="ga9897e96a6ccb50199d4968fd45ab7962"></a>
 211 <h2 class="memtitle"><span class="permalink"><a href="#ga9897e96a6ccb50199d4968fd45ab7962">&#9670;&#160;</a></span>__get_DFSR()</h2>
 212
 213 <div class="memitem">
 214 <div class="memproto">
 215       <table class="memname">
 216         <tr>
 217           <td class="memname"><a class="el" href="group__comp__cntrl__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> uint32_t __get_DFSR </td>
 218           <td>(</td>
 219           <td class="paramtype">void&#160;</td>
 220           <td class="paramname"></td><td>)</td>
 221           <td></td>
 222         </tr>
 223       </table>
 224 </div><div class="memdoc">
 225
 226 <p>Get DFSR. </p>
 227 <dl class="section return"><dt>Returns</dt><dd>Data Fault Status Register value</dd></dl>
 228 <p>This function returns the current value of the <a class="el" href="group__CMSIS__DFSR.html">Data Fault Status Register (DFSR)</a>. </p>
 229
 230 </div>
 231 </div>
 232 <a id="ga824a3e4ae371ef38641375f9fa4cc29c" name="ga824a3e4ae371ef38641375f9fa4cc29c"></a>
 233 <h2 class="memtitle"><span class="permalink"><a href="#ga824a3e4ae371ef38641375f9fa4cc29c">&#9670;&#160;</a></span>__set_DFSR()</h2>
 234
 235 <div class="memitem">
 236 <div class="memproto">
 237       <table class="memname">
 238         <tr>
 239           <td class="memname"><a class="el" href="group__comp__cntrl__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> void __set_DFSR </td>
 240           <td>(</td>
 241           <td class="paramtype">uint32_t&#160;</td>
 242           <td class="paramname"><em>dfsr</em></td><td>)</td>
 243           <td></td>
 244         </tr>
 245       </table>
 246 </div><div class="memdoc">
 247
 248 <p>Set DFSR. </p>
 249 <dl class="params"><dt>Parameters</dt><dd>
 250   <table class="params">
 251     <tr><td class="paramdir">[in]</td><td class="paramname">dfsr</td><td>Data Fault Status value to set</td></tr>
 252   </table>
 253   </dd>
 254 </dl>
 255 <p>This function assigns the given value to the <a class="el" href="group__CMSIS__DFSR.html">Data Fault Status Register (DFSR)</a>. </p>
 256
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