begriffs open source - cmsis/blob - dev/v6.0.0-dev53/Core/html/group__pmu8__functions.html

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  46    <div id="projectname">CMSIS-Core (Cortex-M)
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 135   <div class="headertitle"><div class="title">PMU Functions for Armv8.1-M</div></div>
 136 </div><!--header-->
 137 <div class="contents">
 138
 139 <p>Functions that relate to the Performance Monitoring Unit.
 140 <a href="#details">More...</a></p>
 141 <table class="memberdecls">
 142 <tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="groups" name="groups"></a>
 143 Content</h2></td></tr>
 144 <tr class="memitem:group__pmu8__events__armv81"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__pmu8__events__armv81.html">PMU Events for Armv8.1-M</a></td></tr>
 145 <tr class="memdesc:group__pmu8__events__armv81"><td class="mdescLeft">&#160;</td><td class="mdescRight">IDs for Armv8.1-M architecture defined events. <br /></td></tr>
 146 <tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
 147 <tr class="memitem:group__pmu8__events__armcm55"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__pmu8__events__armcm55.html">PMU Events for Cortex-M55</a></td></tr>
 148 <tr class="memdesc:group__pmu8__events__armcm55"><td class="mdescLeft">&#160;</td><td class="mdescRight">IDs for additional events defined for Cortex-M55. <br /></td></tr>
 149 <tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
 150 <tr class="memitem:group__pmu8__events__armcm85"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__pmu8__events__armcm85.html">PMU Events for Cortex-M85</a></td></tr>
 151 <tr class="memdesc:group__pmu8__events__armcm85"><td class="mdescLeft">&#160;</td><td class="mdescRight">IDs for additional events defined for Cortex-M85. <br /></td></tr>
 152 <tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
 153 </table><table class="memberdecls">
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 155 Data Structures</h2></td></tr>
 156 <tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structPMU__Type.html">PMU_Type</a></td></tr>
 157 <tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">Structure type to access the Performance Monitoring Unit (PMU).  <a href="structPMU__Type.html#details">More...</a><br /></td></tr>
 158 <tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
 159 </table><table class="memberdecls">
 160 <tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="define-members" name="define-members"></a>
 161 Macros</h2></td></tr>
 162 <tr class="memitem:gad19c25be8565f2791aca1a96d1847516"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__pmu8__functions.html#gad19c25be8565f2791aca1a96d1847516">PMU</a></td></tr>
 163 <tr class="memdesc:gad19c25be8565f2791aca1a96d1847516"><td class="mdescLeft">&#160;</td><td class="mdescRight">PMU configuration struct.  <br /></td></tr>
 164 <tr class="separator:gad19c25be8565f2791aca1a96d1847516"><td class="memSeparator" colspan="2">&#160;</td></tr>
 165 </table><table class="memberdecls">
 166 <tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="func-members" name="func-members"></a>
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 168 <tr class="memitem:ga618e7140a774ac2a31a59db4b7d13abc"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__compiler__conntrol__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__pmu8__functions.html#ga618e7140a774ac2a31a59db4b7d13abc">ARM_PMU_Enable</a> (void)</td></tr>
 169 <tr class="memdesc:ga618e7140a774ac2a31a59db4b7d13abc"><td class="mdescLeft">&#160;</td><td class="mdescRight">Enable the PMU.  <br /></td></tr>
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 173 <tr class="separator:ga74273d4a47cf1a5e99d857a3e8896f10"><td class="memSeparator" colspan="2">&#160;</td></tr>
 174 <tr class="memitem:ga77ee08f0b3e77d4559cb79fde30d89e9"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__compiler__conntrol__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__pmu8__functions.html#ga77ee08f0b3e77d4559cb79fde30d89e9">ARM_PMU_Set_EVTYPER</a> (uint32_t num, uint32_t type)</td></tr>
 175 <tr class="memdesc:ga77ee08f0b3e77d4559cb79fde30d89e9"><td class="mdescLeft">&#160;</td><td class="mdescRight">Set event to count for PMU event counter.  <br /></td></tr>
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 182 <tr class="separator:ga90527859e6f0ef980300c86c2916ee79"><td class="memSeparator" colspan="2">&#160;</td></tr>
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 205 <tr class="memdesc:ga731b6cd01c6eaa6f909164602f19d0bc"><td class="mdescLeft">&#160;</td><td class="mdescRight">Disable counter overflow interrupt request.  <br /></td></tr>
 206 <tr class="separator:ga731b6cd01c6eaa6f909164602f19d0bc"><td class="memSeparator" colspan="2">&#160;</td></tr>
 207 <tr class="memitem:ga27b07d38050a16ce416bfaf151a24944"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__compiler__conntrol__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__pmu8__functions.html#ga27b07d38050a16ce416bfaf151a24944">ARM_PMU_CNTR_Increment</a> (uint32_t mask)</td></tr>
 208 <tr class="memdesc:ga27b07d38050a16ce416bfaf151a24944"><td class="mdescLeft">&#160;</td><td class="mdescRight">Software increment event counter.  <br /></td></tr>
 209 <tr class="separator:ga27b07d38050a16ce416bfaf151a24944"><td class="memSeparator" colspan="2">&#160;</td></tr>
 210 </table>
 211 <a name="details" id="details"></a><h2 class="groupheader">Description</h2>
 212 <p>Functions that relate to the Performance Monitoring Unit. </p>
 213 <p>The following functions support the Performance Monitoring Unit (PMU) that is available on the Cortex-M55/M85 processors.</p>
 214 <p>The PMU is used to monitor events that occur during run-time of an application.</p>
 215 <p><b>Example:</b> </p><div class="fragment"><div class="line"><span class="comment">// Initialize counter variables</span></div>
 216 <div class="line"> </div>
 217 <div class="line"><span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> cycle_count = 0;</div>
 218 <div class="line"><span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> l1_dcache_miss_count = 0;</div>
 219 <div class="line"><span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> instructions_retired_count = 0;</div>
 220 <div class="line"> </div>
 221 <div class="line"><span class="comment">// Enable the PMU</span></div>
 222 <div class="line"><span class="comment">// Note: Before using the PMU, software needs to ensure </span></div>
 223 <div class="line"><span class="comment">// that trace is enabled via the Debug Exception Monitor Control Register, DEMCR:</span></div>
 224 <div class="line"><span class="comment">// CoreDebug-&gt;DEMCR |= CoreDebug_DEMCR_TRCENA_Msk;</span></div>
 225 <div class="line"> </div>
 226 <div class="line"><a class="code hl_function" href="group__pmu8__functions.html#ga618e7140a774ac2a31a59db4b7d13abc">ARM_PMU_Enable</a>();</div>
 227 <div class="line"> </div>
 228 <div class="line"><span class="comment">// Configure Event Counter Register 0 to count instructions retired</span></div>
 229 <div class="line"><span class="comment">// Configure Event Counter Register 1 to count L1 D-Cache misses</span></div>
 230 <div class="line"> </div>
 231 <div class="line"><a class="code hl_function" href="group__pmu8__functions.html#ga77ee08f0b3e77d4559cb79fde30d89e9">ARM_PMU_Set_EVTYPER</a>(0, <a class="code hl_define" href="group__pmu8__events__armv81.html#ga8a5e60eee460addfc66e275a2c4c4800">ARM_PMU_INST_RETIRED</a>);</div>
 232 <div class="line"><a class="code hl_function" href="group__pmu8__functions.html#ga77ee08f0b3e77d4559cb79fde30d89e9">ARM_PMU_Set_EVTYPER</a>(1, <a class="code hl_define" href="group__pmu8__events__armv81.html#ga4687d5d7efc6f49db2db9acc25b590f6">ARM_PMU_L1D_CACHE_MISS_RD</a>);</div>
 233 <div class="line"> </div>
 234 <div class="line"><span class="comment">// Reset Event Counters and Cycle Counter</span></div>
 235 <div class="line"> </div>
 236 <div class="line"><a class="code hl_function" href="group__pmu8__functions.html#ga90527859e6f0ef980300c86c2916ee79">ARM_PMU_EVCNTR_ALL_Reset</a>();</div>
 237 <div class="line"><a class="code hl_function" href="group__pmu8__functions.html#ga4288c08039886cd24eb2dd4e743fb97e">ARM_PMU_CYCCNT_Reset</a>();</div>
 238 <div class="line"> </div>
 239 <div class="line"><span class="comment">// Start incrementing Cycle Count Register and Event Counter Registers 0 &amp; 1</span></div>
 240 <div class="line"> </div>
 241 <div class="line"><a class="code hl_function" href="group__pmu8__functions.html#ga22e481855ab257180e24f01a38623887">ARM_PMU_CNTR_Enable</a>(PMU_CNTENSET_CCNTR_ENABLE_Msk|PMU_CNTENSET_CNT0_ENABLE_Msk|PMU_CNTENSET_CNT1_ENABLE_Msk);</div>
 242 <div class="line"> </div>
 243 <div class="line"><span class="comment">// Code you want to measure here</span></div>
 244 <div class="line"> </div>
 245 <div class="line"><span class="comment">// Stop incrementing Cycle Count Register and Event Counter Registers 0 &amp; 1</span></div>
 246 <div class="line"> </div>
 247 <div class="line"><a class="code hl_function" href="group__pmu8__functions.html#ga76c6f266544c53d93801cfb614155420">ARM_PMU_CNTR_Disable</a>(PMU_CNTENCLR_CCNTR_ENABLE_Msk|PMU_CNTENCLR_CNT0_ENABLE_Msk|PMU_CNTENCLR_CNT1_ENABLE_Msk);</div>
 248 <div class="line"> </div>
 249 <div class="line"><span class="comment">// Get cycle count, number of instructions retired and number of L1 D-Cache misses (on read)</span></div>
 250 <div class="line"> </div>
 251 <div class="line">cycle_count = cycle_count + <a class="code hl_function" href="group__pmu8__functions.html#gaaa18c27d39f5a55c1b621f5296b88112">ARM_PMU_Get_CCNTR</a>();</div>
 252 <div class="line">instructions_retired_count = instructions_retired_count + <a class="code hl_function" href="group__pmu8__functions.html#ga9768cbaffcf2c0b31febe96db91a85d8">ARM_PMU_Get_EVCNTR</a>(0);</div>
 253 <div class="line">l1_dcache_miss_count = l1_dcache_miss_count + <a class="code hl_function" href="group__pmu8__functions.html#ga9768cbaffcf2c0b31febe96db91a85d8">ARM_PMU_Get_EVCNTR</a>(1);      <span class="comment">// Note: D-Cache must be enabled using</span></div>
 254 <div class="line">                                                                          <span class="comment">// SCB_EnableDCache() for meaningful result.</span></div>
 255 <div class="ttc" id="agroup__pmu8__events__armv81_html_ga4687d5d7efc6f49db2db9acc25b590f6"><div class="ttname"><a href="group__pmu8__events__armv81.html#ga4687d5d7efc6f49db2db9acc25b590f6">ARM_PMU_L1D_CACHE_MISS_RD</a></div><div class="ttdeci">#define ARM_PMU_L1D_CACHE_MISS_RD</div><div class="ttdoc">Level 1 data cache read miss.</div><div class="ttdef"><b>Definition:</b> Ref_PMU8.txt:106</div></div>
 256 <div class="ttc" id="agroup__pmu8__events__armv81_html_ga8a5e60eee460addfc66e275a2c4c4800"><div class="ttname"><a href="group__pmu8__events__armv81.html#ga8a5e60eee460addfc66e275a2c4c4800">ARM_PMU_INST_RETIRED</a></div><div class="ttdeci">#define ARM_PMU_INST_RETIRED</div><div class="ttdoc">Instruction architecturally executed.</div><div class="ttdef"><b>Definition:</b> Ref_PMU8.txt:71</div></div>
 257 <div class="ttc" id="agroup__pmu8__functions_html_ga22e481855ab257180e24f01a38623887"><div class="ttname"><a href="group__pmu8__functions.html#ga22e481855ab257180e24f01a38623887">ARM_PMU_CNTR_Enable</a></div><div class="ttdeci">__STATIC_INLINE void ARM_PMU_CNTR_Enable(uint32_t mask)</div><div class="ttdoc">Enable counters.</div></div>
 258 <div class="ttc" id="agroup__pmu8__functions_html_ga4288c08039886cd24eb2dd4e743fb97e"><div class="ttname"><a href="group__pmu8__functions.html#ga4288c08039886cd24eb2dd4e743fb97e">ARM_PMU_CYCCNT_Reset</a></div><div class="ttdeci">__STATIC_INLINE void ARM_PMU_CYCCNT_Reset(void)</div><div class="ttdoc">Reset cycle counter.</div></div>
 259 <div class="ttc" id="agroup__pmu8__functions_html_ga618e7140a774ac2a31a59db4b7d13abc"><div class="ttname"><a href="group__pmu8__functions.html#ga618e7140a774ac2a31a59db4b7d13abc">ARM_PMU_Enable</a></div><div class="ttdeci">__STATIC_INLINE void ARM_PMU_Enable(void)</div><div class="ttdoc">Enable the PMU.</div></div>
 260 <div class="ttc" id="agroup__pmu8__functions_html_ga76c6f266544c53d93801cfb614155420"><div class="ttname"><a href="group__pmu8__functions.html#ga76c6f266544c53d93801cfb614155420">ARM_PMU_CNTR_Disable</a></div><div class="ttdeci">__STATIC_INLINE void ARM_PMU_CNTR_Disable(uint32_t mask)</div><div class="ttdoc">Disable counters.</div></div>
 261 <div class="ttc" id="agroup__pmu8__functions_html_ga77ee08f0b3e77d4559cb79fde30d89e9"><div class="ttname"><a href="group__pmu8__functions.html#ga77ee08f0b3e77d4559cb79fde30d89e9">ARM_PMU_Set_EVTYPER</a></div><div class="ttdeci">__STATIC_INLINE void ARM_PMU_Set_EVTYPER(uint32_t num, uint32_t type)</div><div class="ttdoc">Set event to count for PMU event counter.</div></div>
 262 <div class="ttc" id="agroup__pmu8__functions_html_ga90527859e6f0ef980300c86c2916ee79"><div class="ttname"><a href="group__pmu8__functions.html#ga90527859e6f0ef980300c86c2916ee79">ARM_PMU_EVCNTR_ALL_Reset</a></div><div class="ttdeci">__STATIC_INLINE void ARM_PMU_EVCNTR_ALL_Reset(void)</div><div class="ttdoc">Reset all event counters.</div></div>
 263 <div class="ttc" id="agroup__pmu8__functions_html_ga9768cbaffcf2c0b31febe96db91a85d8"><div class="ttname"><a href="group__pmu8__functions.html#ga9768cbaffcf2c0b31febe96db91a85d8">ARM_PMU_Get_EVCNTR</a></div><div class="ttdeci">__STATIC_INLINE uint32_t ARM_PMU_Get_EVCNTR(uint32_t num)</div><div class="ttdoc">Read event counter.</div></div>
 264 <div class="ttc" id="agroup__pmu8__functions_html_gaaa18c27d39f5a55c1b621f5296b88112"><div class="ttname"><a href="group__pmu8__functions.html#gaaa18c27d39f5a55c1b621f5296b88112">ARM_PMU_Get_CCNTR</a></div><div class="ttdeci">__STATIC_INLINE uint32_t ARM_PMU_Get_CCNTR(void)</div><div class="ttdoc">Read cycle counter.</div></div>
 265 </div><!-- fragment --> <h2 class="groupheader">Macro Definition Documentation</h2>
 266 <a id="gad19c25be8565f2791aca1a96d1847516" name="gad19c25be8565f2791aca1a96d1847516"></a>
 267 <h2 class="memtitle"><span class="permalink"><a href="#gad19c25be8565f2791aca1a96d1847516">&#9670;&#160;</a></span>PMU</h2>
 268
 269 <div class="memitem">
 270 <div class="memproto">
 271       <table class="memname">
 272         <tr>
 273           <td class="memname">#define PMU</td>
 274         </tr>
 275       </table>
 276 </div><div class="memdoc">
 277
 278 <p>PMU configuration struct. </p>
 279 <p>This macro can be used to access the PMU registers, directly. For the common tasks one should prefer using the control functions.</p>
 280 <p>Example: <b>Example:</b> </p><div class="fragment"><div class="line"><a class="code hl_define" href="group__pmu8__functions.html#gad19c25be8565f2791aca1a96d1847516">PMU</a>-&gt;CTRL |= PMU_CTRL_ENABLE_Msk; <span class="comment">// Enable PMU</span></div>
 281 <div class="ttc" id="agroup__pmu8__functions_html_gad19c25be8565f2791aca1a96d1847516"><div class="ttname"><a href="group__pmu8__functions.html#gad19c25be8565f2791aca1a96d1847516">PMU</a></div><div class="ttdeci">#define PMU</div><div class="ttdoc">PMU configuration struct.</div><div class="ttdef"><b>Definition:</b> Ref_PMU8.txt:326</div></div>
 282 </div><!-- fragment -->
 283 </div>
 284 </div>
 285 <h2 class="groupheader">Function Documentation</h2>
 286 <a id="ga76c6f266544c53d93801cfb614155420" name="ga76c6f266544c53d93801cfb614155420"></a>
 287 <h2 class="memtitle"><span class="permalink"><a href="#ga76c6f266544c53d93801cfb614155420">&#9670;&#160;</a></span>ARM_PMU_CNTR_Disable()</h2>
 288
 289 <div class="memitem">
 290 <div class="memproto">
 291       <table class="memname">
 292         <tr>
 293           <td class="memname"><a class="el" href="group__compiler__conntrol__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> void ARM_PMU_CNTR_Disable </td>
 294           <td>(</td>
 295           <td class="paramtype">uint32_t&#160;</td>
 296           <td class="paramname"><em>mask</em></td><td>)</td>
 297           <td></td>
 298         </tr>
 299       </table>
 300 </div><div class="memdoc">
 301
 302 <p>Disable counters. </p>
 303 <dl class="params"><dt>Parameters</dt><dd>
 304   <table class="params">
 305     <tr><td class="paramdir">[in]</td><td class="paramname">mask</td><td>Counters to enable </td></tr>
 306   </table>
 307   </dd>
 308 </dl>
 309 <dl class="section note"><dt>Note</dt><dd>Disables one or more of the following:<ul>
 310 <li>event counters (0-30)</li>
 311 <li>cycle counter </li>
 312 </ul>
 313 </dd></dl>
 314
 315 </div>
 316 </div>
 317 <a id="ga22e481855ab257180e24f01a38623887" name="ga22e481855ab257180e24f01a38623887"></a>
 318 <h2 class="memtitle"><span class="permalink"><a href="#ga22e481855ab257180e24f01a38623887">&#9670;&#160;</a></span>ARM_PMU_CNTR_Enable()</h2>
 319
 320 <div class="memitem">
 321 <div class="memproto">
 322       <table class="memname">
 323         <tr>
 324           <td class="memname"><a class="el" href="group__compiler__conntrol__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> void ARM_PMU_CNTR_Enable </td>
 325           <td>(</td>
 326           <td class="paramtype">uint32_t&#160;</td>
 327           <td class="paramname"><em>mask</em></td><td>)</td>
 328           <td></td>
 329         </tr>
 330       </table>
 331 </div><div class="memdoc">
 332
 333 <p>Enable counters. </p>
 334 <dl class="params"><dt>Parameters</dt><dd>
 335   <table class="params">
 336     <tr><td class="paramdir">[in]</td><td class="paramname">mask</td><td>Counters to enable </td></tr>
 337   </table>
 338   </dd>
 339 </dl>
 340 <dl class="section note"><dt>Note</dt><dd>Enables one or more of the following:<ul>
 341 <li>event counters (0-30)</li>
 342 <li>cycle counter </li>
 343 </ul>
 344 </dd></dl>
 345
 346 </div>
 347 </div>
 348 <a id="ga27b07d38050a16ce416bfaf151a24944" name="ga27b07d38050a16ce416bfaf151a24944"></a>
 349 <h2 class="memtitle"><span class="permalink"><a href="#ga27b07d38050a16ce416bfaf151a24944">&#9670;&#160;</a></span>ARM_PMU_CNTR_Increment()</h2>
 350
 351 <div class="memitem">
 352 <div class="memproto">
 353       <table class="memname">
 354         <tr>
 355           <td class="memname"><a class="el" href="group__compiler__conntrol__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> void ARM_PMU_CNTR_Increment </td>
 356           <td>(</td>
 357           <td class="paramtype">uint32_t&#160;</td>
 358           <td class="paramname"><em>mask</em></td><td>)</td>
 359           <td></td>
 360         </tr>
 361       </table>
 362 </div><div class="memdoc">
 363
 364 <p>Software increment event counter. </p>
 365 <dl class="params"><dt>Parameters</dt><dd>
 366   <table class="params">
 367     <tr><td class="paramdir">[in]</td><td class="paramname">mask</td><td>Counters to increment </td></tr>
 368   </table>
 369   </dd>
 370 </dl>
 371 <dl class="section note"><dt>Note</dt><dd>Software increment bits for one or more event counters (0-30) </dd></dl>
 372
 373 </div>
 374 </div>
 375 <a id="ga4288c08039886cd24eb2dd4e743fb97e" name="ga4288c08039886cd24eb2dd4e743fb97e"></a>
 376 <h2 class="memtitle"><span class="permalink"><a href="#ga4288c08039886cd24eb2dd4e743fb97e">&#9670;&#160;</a></span>ARM_PMU_CYCCNT_Reset()</h2>
 377
 378 <div class="memitem">
 379 <div class="memproto">
 380       <table class="memname">
 381         <tr>
 382           <td class="memname"><a class="el" href="group__compiler__conntrol__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> void ARM_PMU_CYCCNT_Reset </td>
 383           <td>(</td>
 384           <td class="paramtype">void&#160;</td>
 385           <td class="paramname"></td><td>)</td>
 386           <td></td>
 387         </tr>
 388       </table>
 389 </div><div class="memdoc">
 390
 391 <p>Reset cycle counter. </p>
 392
 393 </div>
 394 </div>
 395 <a id="ga74273d4a47cf1a5e99d857a3e8896f10" name="ga74273d4a47cf1a5e99d857a3e8896f10"></a>
 396 <h2 class="memtitle"><span class="permalink"><a href="#ga74273d4a47cf1a5e99d857a3e8896f10">&#9670;&#160;</a></span>ARM_PMU_Disable()</h2>
 397
 398 <div class="memitem">
 399 <div class="memproto">
 400       <table class="memname">
 401         <tr>
 402           <td class="memname"><a class="el" href="group__compiler__conntrol__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> void ARM_PMU_Disable </td>
 403           <td>(</td>
 404           <td class="paramtype">void&#160;</td>
 405           <td class="paramname"></td><td>)</td>
 406           <td></td>
 407         </tr>
 408       </table>
 409 </div><div class="memdoc">
 410
 411 <p>Disable the PMU. </p>
 412
 413 </div>
 414 </div>
 415 <a id="ga618e7140a774ac2a31a59db4b7d13abc" name="ga618e7140a774ac2a31a59db4b7d13abc"></a>
 416 <h2 class="memtitle"><span class="permalink"><a href="#ga618e7140a774ac2a31a59db4b7d13abc">&#9670;&#160;</a></span>ARM_PMU_Enable()</h2>
 417
 418 <div class="memitem">
 419 <div class="memproto">
 420       <table class="memname">
 421         <tr>
 422           <td class="memname"><a class="el" href="group__compiler__conntrol__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> void ARM_PMU_Enable </td>
 423           <td>(</td>
 424           <td class="paramtype">void&#160;</td>
 425           <td class="paramname"></td><td>)</td>
 426           <td></td>
 427         </tr>
 428       </table>
 429 </div><div class="memdoc">
 430
 431 <p>Enable the PMU. </p>
 432
 433 </div>
 434 </div>
 435 <a id="ga90527859e6f0ef980300c86c2916ee79" name="ga90527859e6f0ef980300c86c2916ee79"></a>
 436 <h2 class="memtitle"><span class="permalink"><a href="#ga90527859e6f0ef980300c86c2916ee79">&#9670;&#160;</a></span>ARM_PMU_EVCNTR_ALL_Reset()</h2>
 437
 438 <div class="memitem">
 439 <div class="memproto">
 440       <table class="memname">
 441         <tr>
 442           <td class="memname"><a class="el" href="group__compiler__conntrol__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> void ARM_PMU_EVCNTR_ALL_Reset </td>
 443           <td>(</td>
 444           <td class="paramtype">void&#160;</td>
 445           <td class="paramname"></td><td>)</td>
 446           <td></td>
 447         </tr>
 448       </table>
 449 </div><div class="memdoc">
 450
 451 <p>Reset all event counters. </p>
 452
 453 </div>
 454 </div>
 455 <a id="gaaa18c27d39f5a55c1b621f5296b88112" name="gaaa18c27d39f5a55c1b621f5296b88112"></a>
 456 <h2 class="memtitle"><span class="permalink"><a href="#gaaa18c27d39f5a55c1b621f5296b88112">&#9670;&#160;</a></span>ARM_PMU_Get_CCNTR()</h2>
 457
 458 <div class="memitem">
 459 <div class="memproto">
 460       <table class="memname">
 461         <tr>
 462           <td class="memname"><a class="el" href="group__compiler__conntrol__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> uint32_t ARM_PMU_Get_CCNTR </td>
 463           <td>(</td>
 464           <td class="paramtype">void&#160;</td>
 465           <td class="paramname"></td><td>)</td>
 466           <td></td>
 467         </tr>
 468       </table>
 469 </div><div class="memdoc">
 470
 471 <p>Read cycle counter. </p>
 472 <dl class="section return"><dt>Returns</dt><dd>Cycle count </dd></dl>
 473
 474 </div>
 475 </div>
 476 <a id="ga70436b378b75bdfe3fcb47697d309a96" name="ga70436b378b75bdfe3fcb47697d309a96"></a>
 477 <h2 class="memtitle"><span class="permalink"><a href="#ga70436b378b75bdfe3fcb47697d309a96">&#9670;&#160;</a></span>ARM_PMU_Get_CNTR_OVS()</h2>
 478
 479 <div class="memitem">
 480 <div class="memproto">
 481       <table class="memname">
 482         <tr>
 483           <td class="memname"><a class="el" href="group__compiler__conntrol__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> uint32_t ARM_PMU_Get_CNTR_OVS </td>
 484           <td>(</td>
 485           <td class="paramtype">void&#160;</td>
 486           <td class="paramname"></td><td>)</td>
 487           <td></td>
 488         </tr>
 489       </table>
 490 </div><div class="memdoc">
 491
 492 <p>Read counter overflow status. </p>
 493 <dl class="section return"><dt>Returns</dt><dd>Counter overflow status bits for the following:<ul>
 494 <li>event counters (0-30)</li>
 495 <li>cycle counter </li>
 496 </ul>
 497 </dd></dl>
 498
 499 </div>
 500 </div>
 501 <a id="ga9768cbaffcf2c0b31febe96db91a85d8" name="ga9768cbaffcf2c0b31febe96db91a85d8"></a>
 502 <h2 class="memtitle"><span class="permalink"><a href="#ga9768cbaffcf2c0b31febe96db91a85d8">&#9670;&#160;</a></span>ARM_PMU_Get_EVCNTR()</h2>
 503
 504 <div class="memitem">
 505 <div class="memproto">
 506       <table class="memname">
 507         <tr>
 508           <td class="memname"><a class="el" href="group__compiler__conntrol__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> uint32_t ARM_PMU_Get_EVCNTR </td>
 509           <td>(</td>
 510           <td class="paramtype">uint32_t&#160;</td>
 511           <td class="paramname"><em>num</em></td><td>)</td>
 512           <td></td>
 513         </tr>
 514       </table>
 515 </div><div class="memdoc">
 516
 517 <p>Read event counter. </p>
 518 <dl class="params"><dt>Parameters</dt><dd>
 519   <table class="params">
 520     <tr><td class="paramdir">[in]</td><td class="paramname">num</td><td>Event counter (0-30) to read </td></tr>
 521   </table>
 522   </dd>
 523 </dl>
 524 <dl class="section return"><dt>Returns</dt><dd>Event count </dd></dl>
 525
 526 </div>
 527 </div>
 528 <a id="ga731b6cd01c6eaa6f909164602f19d0bc" name="ga731b6cd01c6eaa6f909164602f19d0bc"></a>
 529 <h2 class="memtitle"><span class="permalink"><a href="#ga731b6cd01c6eaa6f909164602f19d0bc">&#9670;&#160;</a></span>ARM_PMU_Set_CNTR_IRQ_Disable()</h2>
 530
 531 <div class="memitem">
 532 <div class="memproto">
 533       <table class="memname">
 534         <tr>
 535           <td class="memname"><a class="el" href="group__compiler__conntrol__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> void ARM_PMU_Set_CNTR_IRQ_Disable </td>
 536           <td>(</td>
 537           <td class="paramtype">uint32_t&#160;</td>
 538           <td class="paramname"><em>mask</em></td><td>)</td>
 539           <td></td>
 540         </tr>
 541       </table>
 542 </div><div class="memdoc">
 543
 544 <p>Disable counter overflow interrupt request. </p>
 545 <dl class="params"><dt>Parameters</dt><dd>
 546   <table class="params">
 547     <tr><td class="paramdir">[in]</td><td class="paramname">mask</td><td>Counter overflow interrupt request bits to clear </td></tr>
 548   </table>
 549   </dd>
 550 </dl>
 551 <dl class="section note"><dt>Note</dt><dd>Clears overflow interrupt request bits for one or more of the following:<ul>
 552 <li>event counters (0-30)</li>
 553 <li>cycle counter </li>
 554 </ul>
 555 </dd></dl>
 556
 557 </div>
 558 </div>
 559 <a id="ga133168437a20566d319c78b751425c44" name="ga133168437a20566d319c78b751425c44"></a>
 560 <h2 class="memtitle"><span class="permalink"><a href="#ga133168437a20566d319c78b751425c44">&#9670;&#160;</a></span>ARM_PMU_Set_CNTR_IRQ_Enable()</h2>
 561
 562 <div class="memitem">
 563 <div class="memproto">
 564       <table class="memname">
 565         <tr>
 566           <td class="memname"><a class="el" href="group__compiler__conntrol__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> void ARM_PMU_Set_CNTR_IRQ_Enable </td>
 567           <td>(</td>
 568           <td class="paramtype">uint32_t&#160;</td>
 569           <td class="paramname"><em>mask</em></td><td>)</td>
 570           <td></td>
 571         </tr>
 572       </table>
 573 </div><div class="memdoc">
 574
 575 <p>Enable counter overflow interrupt request. </p>
 576 <dl class="params"><dt>Parameters</dt><dd>
 577   <table class="params">
 578     <tr><td class="paramdir">[in]</td><td class="paramname">mask</td><td>Counter overflow interrupt request bits to set </td></tr>
 579   </table>
 580   </dd>
 581 </dl>
 582 <dl class="section note"><dt>Note</dt><dd>Sets overflow interrupt request bits for one or more of the following:<ul>
 583 <li>event counters (0-30)</li>
 584 <li>cycle counter </li>
 585 </ul>
 586 </dd></dl>
 587
 588 </div>
 589 </div>
 590 <a id="ga18376f0e3829e93e99149847667e5864" name="ga18376f0e3829e93e99149847667e5864"></a>
 591 <h2 class="memtitle"><span class="permalink"><a href="#ga18376f0e3829e93e99149847667e5864">&#9670;&#160;</a></span>ARM_PMU_Set_CNTR_OVS()</h2>
 592
 593 <div class="memitem">
 594 <div class="memproto">
 595       <table class="memname">
 596         <tr>
 597           <td class="memname"><a class="el" href="group__compiler__conntrol__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> void ARM_PMU_Set_CNTR_OVS </td>
 598           <td>(</td>
 599           <td class="paramtype">uint32_t&#160;</td>
 600           <td class="paramname"><em>mask</em></td><td>)</td>
 601           <td></td>
 602         </tr>
 603       </table>
 604 </div><div class="memdoc">
 605
 606 <p>Clear counter overflow status. </p>
 607 <dl class="params"><dt>Parameters</dt><dd>
 608   <table class="params">
 609     <tr><td class="paramdir">[in]</td><td class="paramname">mask</td><td>Counter overflow status bits to clear </td></tr>
 610   </table>
 611   </dd>
 612 </dl>
 613 <dl class="section note"><dt>Note</dt><dd>Clears overflow status bits for one or more of the following:<ul>
 614 <li>event counters (0-30)</li>
 615 <li>cycle counter </li>
 616 </ul>
 617 </dd></dl>
 618
 619 </div>
 620 </div>
 621 <a id="ga77ee08f0b3e77d4559cb79fde30d89e9" name="ga77ee08f0b3e77d4559cb79fde30d89e9"></a>
 622 <h2 class="memtitle"><span class="permalink"><a href="#ga77ee08f0b3e77d4559cb79fde30d89e9">&#9670;&#160;</a></span>ARM_PMU_Set_EVTYPER()</h2>
 623
 624 <div class="memitem">
 625 <div class="memproto">
 626       <table class="memname">
 627         <tr>
 628           <td class="memname"><a class="el" href="group__compiler__conntrol__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> void ARM_PMU_Set_EVTYPER </td>
 629           <td>(</td>
 630           <td class="paramtype">uint32_t&#160;</td>
 631           <td class="paramname"><em>num</em>, </td>
 632         </tr>
 633         <tr>
 634           <td class="paramkey"></td>
 635           <td></td>
 636           <td class="paramtype">uint32_t&#160;</td>
 637           <td class="paramname"><em>type</em>&#160;</td>
 638         </tr>
 639         <tr>
 640           <td></td>
 641           <td>)</td>
 642           <td></td><td></td>
 643         </tr>
 644       </table>
 645 </div><div class="memdoc">
 646
 647 <p>Set event to count for PMU event counter. </p>
 648 <dl class="params"><dt>Parameters</dt><dd>
 649   <table class="params">
 650     <tr><td class="paramdir">[in]</td><td class="paramname">num</td><td>Event counter (0-30) to configure </td></tr>
 651     <tr><td class="paramdir">[in]</td><td class="paramname">type</td><td>Event to count </td></tr>
 652   </table>
 653   </dd>
 654 </dl>
 655
 656 </div>
 657 </div>
 658 </div><!-- contents -->
 659 </div><!-- doc-content -->
 660 <!-- start footer part -->
 661 <div id="nav-path" class="navpath"><!-- id is needed for treeview function! -->
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