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  116. <div class="title">PMU Functions for Armv8.1-M</div>  </div>
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  119. 

  120. <p>Functions that relate to the Performance Monitoring Unit.  
    121. 

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    122. 

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  124. Content</h2></td></tr>
    125. 

  125. <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>
    126. 

  126. <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>
    127. 

  127. <tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
    128. 

  128. <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>
    129. 

  129. <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>
    130. 

  130. <tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
    131. 

  131. </table><table class="memberdecls">
    132. 

  132. <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="nested-classes"></a>
    133. 

  133. Data Structures</h2></td></tr>
    134. 

  134. <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>
    135. 

  135. <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>
    136. 

  136. <tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
    137. 

  137. </table><table class="memberdecls">
    138. 

  138. <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="define-members"></a>
    139. 

  139. Macros</h2></td></tr>
    140. 

  140. <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>
    141. 

  141. <tr class="memdesc:gad19c25be8565f2791aca1a96d1847516"><td class="mdescLeft">&#160;</td><td class="mdescRight">PMU configuration struct.  <a href="#gad19c25be8565f2791aca1a96d1847516">More...</a><br/></td></tr>
    142. 

  142. <tr class="separator:gad19c25be8565f2791aca1a96d1847516"><td class="memSeparator" colspan="2">&#160;</td></tr>
    143. 

  143. </table><table class="memberdecls">
    144. 

  144. <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
    145. 

  145. Functions</h2></td></tr>
    146. 

  146. <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>
    147. 

  147. <tr class="memdesc:ga618e7140a774ac2a31a59db4b7d13abc"><td class="mdescLeft">&#160;</td><td class="mdescRight">Enable the PMU.  <a href="#ga618e7140a774ac2a31a59db4b7d13abc">More...</a><br/></td></tr>
    148. 

  148. <tr class="separator:ga618e7140a774ac2a31a59db4b7d13abc"><td class="memSeparator" colspan="2">&#160;</td></tr>
    149. 

  149. <tr class="memitem:ga74273d4a47cf1a5e99d857a3e8896f10"><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#ga74273d4a47cf1a5e99d857a3e8896f10">ARM_PMU_Disable</a> (void)</td></tr>
    150. 

  150. <tr class="memdesc:ga74273d4a47cf1a5e99d857a3e8896f10"><td class="mdescLeft">&#160;</td><td class="mdescRight">Disable the PMU.  <a href="#ga74273d4a47cf1a5e99d857a3e8896f10">More...</a><br/></td></tr>
    151. 

  151. <tr class="separator:ga74273d4a47cf1a5e99d857a3e8896f10"><td class="memSeparator" colspan="2">&#160;</td></tr>
    152. 

  152. <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>
    153. 

  153. <tr class="memdesc:ga77ee08f0b3e77d4559cb79fde30d89e9"><td class="mdescLeft">&#160;</td><td class="mdescRight">Set event to count for PMU event counter.  <a href="#ga77ee08f0b3e77d4559cb79fde30d89e9">More...</a><br/></td></tr>
    154. 

  154. <tr class="separator:ga77ee08f0b3e77d4559cb79fde30d89e9"><td class="memSeparator" colspan="2">&#160;</td></tr>
    155. 

  155. <tr class="memitem:ga4288c08039886cd24eb2dd4e743fb97e"><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#ga4288c08039886cd24eb2dd4e743fb97e">ARM_PMU_CYCCNT_Reset</a> (void)</td></tr>
    156. 

  156. <tr class="memdesc:ga4288c08039886cd24eb2dd4e743fb97e"><td class="mdescLeft">&#160;</td><td class="mdescRight">Reset cycle counter.  <a href="#ga4288c08039886cd24eb2dd4e743fb97e">More...</a><br/></td></tr>
    157. 

  157. <tr class="separator:ga4288c08039886cd24eb2dd4e743fb97e"><td class="memSeparator" colspan="2">&#160;</td></tr>
    158. 

  158. <tr class="memitem:ga90527859e6f0ef980300c86c2916ee79"><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#ga90527859e6f0ef980300c86c2916ee79">ARM_PMU_EVCNTR_ALL_Reset</a> (void)</td></tr>
    159. 

  159. <tr class="memdesc:ga90527859e6f0ef980300c86c2916ee79"><td class="mdescLeft">&#160;</td><td class="mdescRight">Reset all event counters.  <a href="#ga90527859e6f0ef980300c86c2916ee79">More...</a><br/></td></tr>
    160. 

  160. <tr class="separator:ga90527859e6f0ef980300c86c2916ee79"><td class="memSeparator" colspan="2">&#160;</td></tr>
    161. 

  161. <tr class="memitem:ga22e481855ab257180e24f01a38623887"><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#ga22e481855ab257180e24f01a38623887">ARM_PMU_CNTR_Enable</a> (uint32_t mask)</td></tr>
    162. 

  162. <tr class="memdesc:ga22e481855ab257180e24f01a38623887"><td class="mdescLeft">&#160;</td><td class="mdescRight">Enable counters.  <a href="#ga22e481855ab257180e24f01a38623887">More...</a><br/></td></tr>
    163. 

  163. <tr class="separator:ga22e481855ab257180e24f01a38623887"><td class="memSeparator" colspan="2">&#160;</td></tr>
    164. 

  164. <tr class="memitem:ga76c6f266544c53d93801cfb614155420"><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#ga76c6f266544c53d93801cfb614155420">ARM_PMU_CNTR_Disable</a> (uint32_t mask)</td></tr>
    165. 

  165. <tr class="memdesc:ga76c6f266544c53d93801cfb614155420"><td class="mdescLeft">&#160;</td><td class="mdescRight">Disable counters.  <a href="#ga76c6f266544c53d93801cfb614155420">More...</a><br/></td></tr>
    166. 

  166. <tr class="separator:ga76c6f266544c53d93801cfb614155420"><td class="memSeparator" colspan="2">&#160;</td></tr>
    167. 

  167. <tr class="memitem:gaaa18c27d39f5a55c1b621f5296b88112"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__compiler__conntrol__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> uint32_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__pmu8__functions.html#gaaa18c27d39f5a55c1b621f5296b88112">ARM_PMU_Get_CCNTR</a> (void)</td></tr>
    168. 

  168. <tr class="memdesc:gaaa18c27d39f5a55c1b621f5296b88112"><td class="mdescLeft">&#160;</td><td class="mdescRight">Read cycle counter.  <a href="#gaaa18c27d39f5a55c1b621f5296b88112">More...</a><br/></td></tr>
    169. 

  169. <tr class="separator:gaaa18c27d39f5a55c1b621f5296b88112"><td class="memSeparator" colspan="2">&#160;</td></tr>
    170. 

  170. <tr class="memitem:ga9768cbaffcf2c0b31febe96db91a85d8"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__compiler__conntrol__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> uint32_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__pmu8__functions.html#ga9768cbaffcf2c0b31febe96db91a85d8">ARM_PMU_Get_EVCNTR</a> (uint32_t num)</td></tr>
    171. 

  171. <tr class="memdesc:ga9768cbaffcf2c0b31febe96db91a85d8"><td class="mdescLeft">&#160;</td><td class="mdescRight">Read event counter.  <a href="#ga9768cbaffcf2c0b31febe96db91a85d8">More...</a><br/></td></tr>
    172. 

  172. <tr class="separator:ga9768cbaffcf2c0b31febe96db91a85d8"><td class="memSeparator" colspan="2">&#160;</td></tr>
    173. 

  173. <tr class="memitem:ga70436b378b75bdfe3fcb47697d309a96"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__compiler__conntrol__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> uint32_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__pmu8__functions.html#ga70436b378b75bdfe3fcb47697d309a96">ARM_PMU_Get_CNTR_OVS</a> (void)</td></tr>
    174. 

  174. <tr class="memdesc:ga70436b378b75bdfe3fcb47697d309a96"><td class="mdescLeft">&#160;</td><td class="mdescRight">Read counter overflow status.  <a href="#ga70436b378b75bdfe3fcb47697d309a96">More...</a><br/></td></tr>
    175. 

  175. <tr class="separator:ga70436b378b75bdfe3fcb47697d309a96"><td class="memSeparator" colspan="2">&#160;</td></tr>
    176. 

  176. <tr class="memitem:ga18376f0e3829e93e99149847667e5864"><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#ga18376f0e3829e93e99149847667e5864">ARM_PMU_Set_CNTR_OVS</a> (uint32_t mask)</td></tr>
    177. 

  177. <tr class="memdesc:ga18376f0e3829e93e99149847667e5864"><td class="mdescLeft">&#160;</td><td class="mdescRight">Clear counter overflow status.  <a href="#ga18376f0e3829e93e99149847667e5864">More...</a><br/></td></tr>
    178. 

  178. <tr class="separator:ga18376f0e3829e93e99149847667e5864"><td class="memSeparator" colspan="2">&#160;</td></tr>
    179. 

  179. <tr class="memitem:ga133168437a20566d319c78b751425c44"><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#ga133168437a20566d319c78b751425c44">ARM_PMU_Set_CNTR_IRQ_Enable</a> (uint32_t mask)</td></tr>
    180. 

  180. <tr class="memdesc:ga133168437a20566d319c78b751425c44"><td class="mdescLeft">&#160;</td><td class="mdescRight">Enable counter overflow interrupt request.  <a href="#ga133168437a20566d319c78b751425c44">More...</a><br/></td></tr>
    181. 

  181. <tr class="separator:ga133168437a20566d319c78b751425c44"><td class="memSeparator" colspan="2">&#160;</td></tr>
    182. 

  182. <tr class="memitem:ga731b6cd01c6eaa6f909164602f19d0bc"><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#ga731b6cd01c6eaa6f909164602f19d0bc">ARM_PMU_Set_CNTR_IRQ_Disable</a> (uint32_t mask)</td></tr>
    183. 

  183. <tr class="memdesc:ga731b6cd01c6eaa6f909164602f19d0bc"><td class="mdescLeft">&#160;</td><td class="mdescRight">Disable counter overflow interrupt request.  <a href="#ga731b6cd01c6eaa6f909164602f19d0bc">More...</a><br/></td></tr>
    184. 

  184. <tr class="separator:ga731b6cd01c6eaa6f909164602f19d0bc"><td class="memSeparator" colspan="2">&#160;</td></tr>
    185. 

  185. <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>
    186. 

  186. <tr class="memdesc:ga27b07d38050a16ce416bfaf151a24944"><td class="mdescLeft">&#160;</td><td class="mdescRight">Software increment event counter.  <a href="#ga27b07d38050a16ce416bfaf151a24944">More...</a><br/></td></tr>
    187. 

  187. <tr class="separator:ga27b07d38050a16ce416bfaf151a24944"><td class="memSeparator" colspan="2">&#160;</td></tr>
    188. 

  188. </table>
    189. 

  189. <a name="details" id="details"></a><h2 class="groupheader">Description</h2>
    190. 

  190. <p>Functions that relate to the Performance Monitoring Unit. </p>
    191. 

  191. <p>The following functions support the Performance Monitoring Unit (PMU) that is available on the Cortex-M55 processor.</p>
    192. 

  192. <p>The PMU is used to monitor events that occur during run-time of an application.</p>
    193. 

  193. <p><b>Example:</b> </p>
    194. 

  194. <div class="fragment"><div class="line"><span class="comment">// Initialize counter variables</span></div>
    195. 

  195. <div class="line"> </div>
    196. 

  196. <div class="line"><span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> cycle_count = 0;</div>
    197. 

  197. <div class="line"><span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> l1_dcache_miss_count = 0;</div>
    198. 

  198. <div class="line"><span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> instructions_retired_count = 0;</div>
    199. 

  199. <div class="line"> </div>
    200. 

  200. <div class="line"><span class="comment">// Enable the PMU</span></div>
    201. 

  201. <div class="line"> </div>
    202. 

  202. <div class="line"><a class="code" href="group__pmu8__functions.html#ga618e7140a774ac2a31a59db4b7d13abc">ARM_PMU_Enable</a>();</div>
    203. 

  203. <div class="line"> </div>
    204. 

  204. <div class="line"><span class="comment">// Configure Event Counter Register 0 to count instructions retired</span></div>
    205. 

  205. <div class="line"><span class="comment">// Configure Event Counter Register 1 to count L1 D-Cache misses</span></div>
    206. 

  206. <div class="line"> </div>
    207. 

  207. <div class="line"><a class="code" href="group__pmu8__functions.html#ga77ee08f0b3e77d4559cb79fde30d89e9">ARM_PMU_Set_EVTYPER</a>(0, <a class="code" href="group__pmu8__events__armv81.html#ga8a5e60eee460addfc66e275a2c4c4800">ARM_PMU_INST_RETIRED</a>);</div>
    208. 

  208. <div class="line"><a class="code" href="group__pmu8__functions.html#ga77ee08f0b3e77d4559cb79fde30d89e9">ARM_PMU_Set_EVTYPER</a>(1, <a class="code" href="group__pmu8__events__armv81.html#ga4687d5d7efc6f49db2db9acc25b590f6">ARM_PMU_L1D_CACHE_MISS_RD</a>);</div>
    209. 

  209. <div class="line"> </div>
    210. 

  210. <div class="line"><span class="comment">// Reset Event Counters and Cycle Counter</span></div>
    211. 

  211. <div class="line"> </div>
    212. 

  212. <div class="line"><a class="code" href="group__pmu8__functions.html#ga90527859e6f0ef980300c86c2916ee79">ARM_PMU_EVCNTR_ALL_Reset</a>();</div>
    213. 

  213. <div class="line"><a class="code" href="group__pmu8__functions.html#ga4288c08039886cd24eb2dd4e743fb97e">ARM_PMU_CYCCNT_Reset</a>();</div>
    214. 

  214. <div class="line"> </div>
    215. 

  215. <div class="line"><span class="comment">// Start incrementing Cycle Count Register and Event Counter Registers 0 &amp; 1</span></div>
    216. 

  216. <div class="line"> </div>
    217. 

  217. <div class="line"><a class="code" 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>
    218. 

  218. <div class="line"> </div>
    219. 

  219. <div class="line"><span class="comment">// Code you want to measure here</span></div>
    220. 

  220. <div class="line"> </div>
    221. 

  221. <div class="line"><span class="comment">// Stop incrementing Cycle Count Register and Event Counter Registers 0 &amp; 1</span></div>
    222. 

  222. <div class="line"> </div>
    223. 

  223. <div class="line"><a class="code" 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>
    224. 

  224. <div class="line"> </div>
    225. 

  225. <div class="line"><span class="comment">// Get cycle count, number of instructions retired and number of L1 D-Cache misses (on read)</span></div>
    226. 

  226. <div class="line"> </div>
    227. 

  227. <div class="line">cycle_count = cycle_count + <a class="code" href="group__pmu8__functions.html#gaaa18c27d39f5a55c1b621f5296b88112">ARM_PMU_Get_CCNTR</a>();</div>
    228. 

  228. <div class="line">instructions_retired_count = instructions_retired_count + <a class="code" href="group__pmu8__functions.html#ga9768cbaffcf2c0b31febe96db91a85d8">ARM_PMU_Get_EVCNTR</a>(0);</div>
    229. 

  229. <div class="line">l1_dcache_miss_count = l1_dcache_miss_count + <a class="code" href="group__pmu8__functions.html#ga9768cbaffcf2c0b31febe96db91a85d8">ARM_PMU_Get_EVCNTR</a>(1);      <span class="comment">// Note: D-Cache must be enabled using</span></div>
    230. 

  230. <div class="line">                                                                          <span class="comment">// SCB_EnableDCache() for meaningful result.</span></div>
    231. 

  231. </div><!-- fragment --> <h2 class="groupheader">Macro Definition Documentation</h2>
    232. 

  232. <a class="anchor" id="gad19c25be8565f2791aca1a96d1847516"></a>
    233. 

  233. <div class="memitem">
    234. 

  234. <div class="memproto">
    235. 

  235.       <table class="memname">
    236. 

  236.         <tr>
    237. 

  237.           <td class="memname">#define PMU</td>
    238. 

  238.         </tr>
    239. 

  239.       </table>
    240. 

  240. </div><div class="memdoc">
    241. 

  241. 

  242. <p>PMU configuration struct. </p>
    243. 

  243. <p>This macro can be used to access the PMU registers, directly. For the common tasks one should prefer using the control functions.</p>
    244. 

  244. <p>Example: <b>Example:</b> </p>
    245. 

  245. <div class="fragment"><div class="line"><a class="code" href="group__pmu8__functions.html#gad19c25be8565f2791aca1a96d1847516">PMU</a>-&gt;CTRL |= PMU_CTRL_ENABLE_Msk; <span class="comment">// Enable PMU</span></div>
    246. 

  246. </div><!-- fragment --> 
    247. 

  247. </div>
    248. 

  248. </div>
    249. 

  249. <h2 class="groupheader">Function Documentation</h2>
    250. 

  250. <a class="anchor" id="ga76c6f266544c53d93801cfb614155420"></a>
    251. 

  251. <div class="memitem">
    252. 

  252. <div class="memproto">
    253. 

  253.       <table class="memname">
    254. 

  254.         <tr>
    255. 

  255.           <td class="memname"><a class="el" href="group__compiler__conntrol__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> void ARM_PMU_CNTR_Disable </td>
    256. 

  256.           <td>(</td>
    257. 

  257.           <td class="paramtype">uint32_t&#160;</td>
    258. 

  258.           <td class="paramname"><em>mask</em></td><td>)</td>
    259. 

  259.           <td></td>
    260. 

  260.         </tr>
    261. 

  261.       </table>
    262. 

  262. </div><div class="memdoc">
    263. 

  263. 

  264. <p>Disable counters. </p>
    265. 

  265. <dl class="params"><dt>Parameters</dt><dd>
    266. 

  266.   <table class="params">
    267. 

  267.     <tr><td class="paramdir">[in]</td><td class="paramname">mask</td><td>Counters to enable </td></tr>
    268. 

  268.   </table>
    269. 

  269.   </dd>
    270. 

  270. </dl>
    271. 

  271. <dl class="section note"><dt>Note</dt><dd>Disables one or more of the following:<ul>
    272. 

  272. <li>event counters (0-30)</li>
    273. 

  273. <li>cycle counter </li>
    274. 

  274. </ul>
    275. 

  275. </dd></dl>
    276. 

  276. 

  277. </div>
    278. 

  278. </div>
    279. 

  279. <a class="anchor" id="ga22e481855ab257180e24f01a38623887"></a>
    280. 

  280. <div class="memitem">
    281. 

  281. <div class="memproto">
    282. 

  282.       <table class="memname">
    283. 

  283.         <tr>
    284. 

  284.           <td class="memname"><a class="el" href="group__compiler__conntrol__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> void ARM_PMU_CNTR_Enable </td>
    285. 

  285.           <td>(</td>
    286. 

  286.           <td class="paramtype">uint32_t&#160;</td>
    287. 

  287.           <td class="paramname"><em>mask</em></td><td>)</td>
    288. 

  288.           <td></td>
    289. 

  289.         </tr>
    290. 

  290.       </table>
    291. 

  291. </div><div class="memdoc">
    292. 

  292. 

  293. <p>Enable counters. </p>
    294. 

  294. <dl class="params"><dt>Parameters</dt><dd>
    295. 

  295.   <table class="params">
    296. 

  296.     <tr><td class="paramdir">[in]</td><td class="paramname">mask</td><td>Counters to enable </td></tr>
    297. 

  297.   </table>
    298. 

  298.   </dd>
    299. 

  299. </dl>
    300. 

  300. <dl class="section note"><dt>Note</dt><dd>Enables one or more of the following:<ul>
    301. 

  301. <li>event counters (0-30)</li>
    302. 

  302. <li>cycle counter </li>
    303. 

  303. </ul>
    304. 

  304. </dd></dl>
    305. 

  305. 

  306. </div>
    307. 

  307. </div>
    308. 

  308. <a class="anchor" id="ga27b07d38050a16ce416bfaf151a24944"></a>
    309. 

  309. <div class="memitem">
    310. 

  310. <div class="memproto">
    311. 

  311.       <table class="memname">
    312. 

  312.         <tr>
    313. 

  313.           <td class="memname"><a class="el" href="group__compiler__conntrol__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> void ARM_PMU_CNTR_Increment </td>
    314. 

  314.           <td>(</td>
    315. 

  315.           <td class="paramtype">uint32_t&#160;</td>
    316. 

  316.           <td class="paramname"><em>mask</em></td><td>)</td>
    317. 

  317.           <td></td>
    318. 

  318.         </tr>
    319. 

  319.       </table>
    320. 

  320. </div><div class="memdoc">
    321. 

  321. 

  322. <p>Software increment event counter. </p>
    323. 

  323. <dl class="params"><dt>Parameters</dt><dd>
    324. 

  324.   <table class="params">
    325. 

  325.     <tr><td class="paramdir">[in]</td><td class="paramname">mask</td><td>Counters to increment </td></tr>
    326. 

  326.   </table>
    327. 

  327.   </dd>
    328. 

  328. </dl>
    329. 

  329. <dl class="section note"><dt>Note</dt><dd>Software increment bits for one or more event counters (0-30) </dd></dl>
    330. 

  330. 

  331. </div>
    332. 

  332. </div>
    333. 

  333. <a class="anchor" id="ga4288c08039886cd24eb2dd4e743fb97e"></a>
    334. 

  334. <div class="memitem">
    335. 

  335. <div class="memproto">
    336. 

  336.       <table class="memname">
    337. 

  337.         <tr>
    338. 

  338.           <td class="memname"><a class="el" href="group__compiler__conntrol__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> void ARM_PMU_CYCCNT_Reset </td>
    339. 

  339.           <td>(</td>
    340. 

  340.           <td class="paramtype">void&#160;</td>
    341. 

  341.           <td class="paramname"></td><td>)</td>
    342. 

  342.           <td></td>
    343. 

  343.         </tr>
    344. 

  344.       </table>
    345. 

  345. </div><div class="memdoc">
    346. 

  346. 

  347. <p>Reset cycle counter. </p>
    348. 

  348. 

  349. </div>
    350. 

  350. </div>
    351. 

  351. <a class="anchor" id="ga74273d4a47cf1a5e99d857a3e8896f10"></a>
    352. 

  352. <div class="memitem">
    353. 

  353. <div class="memproto">
    354. 

  354.       <table class="memname">
    355. 

  355.         <tr>
    356. 

  356.           <td class="memname"><a class="el" href="group__compiler__conntrol__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> void ARM_PMU_Disable </td>
    357. 

  357.           <td>(</td>
    358. 

  358.           <td class="paramtype">void&#160;</td>
    359. 

  359.           <td class="paramname"></td><td>)</td>
    360. 

  360.           <td></td>
    361. 

  361.         </tr>
    362. 

  362.       </table>
    363. 

  363. </div><div class="memdoc">
    364. 

  364. 

  365. <p>Disable the PMU. </p>
    366. 

  366. 

  367. </div>
    368. 

  368. </div>
    369. 

  369. <a class="anchor" id="ga618e7140a774ac2a31a59db4b7d13abc"></a>
    370. 

  370. <div class="memitem">
    371. 

  371. <div class="memproto">
    372. 

  372.       <table class="memname">
    373. 

  373.         <tr>
    374. 

  374.           <td class="memname"><a class="el" href="group__compiler__conntrol__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> void ARM_PMU_Enable </td>
    375. 

  375.           <td>(</td>
    376. 

  376.           <td class="paramtype">void&#160;</td>
    377. 

  377.           <td class="paramname"></td><td>)</td>
    378. 

  378.           <td></td>
    379. 

  379.         </tr>
    380. 

  380.       </table>
    381. 

  381. </div><div class="memdoc">
    382. 

  382. 

  383. <p>Enable the PMU. </p>
    384. 

  384. 

  385. </div>
    386. 

  386. </div>
    387. 

  387. <a class="anchor" id="ga90527859e6f0ef980300c86c2916ee79"></a>
    388. 

  388. <div class="memitem">
    389. 

  389. <div class="memproto">
    390. 

  390.       <table class="memname">
    391. 

  391.         <tr>
    392. 

  392.           <td class="memname"><a class="el" href="group__compiler__conntrol__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> void ARM_PMU_EVCNTR_ALL_Reset </td>
    393. 

  393.           <td>(</td>
    394. 

  394.           <td class="paramtype">void&#160;</td>
    395. 

  395.           <td class="paramname"></td><td>)</td>
    396. 

  396.           <td></td>
    397. 

  397.         </tr>
    398. 

  398.       </table>
    399. 

  399. </div><div class="memdoc">
    400. 

  400. 

  401. <p>Reset all event counters. </p>
    402. 

  402. 

  403. </div>
    404. 

  404. </div>
    405. 

  405. <a class="anchor" id="gaaa18c27d39f5a55c1b621f5296b88112"></a>
    406. 

  406. <div class="memitem">
    407. 

  407. <div class="memproto">
    408. 

  408.       <table class="memname">
    409. 

  409.         <tr>
    410. 

  410.           <td class="memname"><a class="el" href="group__compiler__conntrol__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> uint32_t ARM_PMU_Get_CCNTR </td>
    411. 

  411.           <td>(</td>
    412. 

  412.           <td class="paramtype">void&#160;</td>
    413. 

  413.           <td class="paramname"></td><td>)</td>
    414. 

  414.           <td></td>
    415. 

  415.         </tr>
    416. 

  416.       </table>
    417. 

  417. </div><div class="memdoc">
    418. 

  418. 

  419. <p>Read cycle counter. </p>
    420. 

  420. <dl class="section return"><dt>Returns</dt><dd>Cycle count </dd></dl>
    421. 

  421. 

  422. </div>
    423. 

  423. </div>
    424. 

  424. <a class="anchor" id="ga70436b378b75bdfe3fcb47697d309a96"></a>
    425. 

  425. <div class="memitem">
    426. 

  426. <div class="memproto">
    427. 

  427.       <table class="memname">
    428. 

  428.         <tr>
    429. 

  429.           <td class="memname"><a class="el" href="group__compiler__conntrol__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> uint32_t ARM_PMU_Get_CNTR_OVS </td>
    430. 

  430.           <td>(</td>
    431. 

  431.           <td class="paramtype">void&#160;</td>
    432. 

  432.           <td class="paramname"></td><td>)</td>
    433. 

  433.           <td></td>
    434. 

  434.         </tr>
    435. 

  435.       </table>
    436. 

  436. </div><div class="memdoc">
    437. 

  437. 

  438. <p>Read counter overflow status. </p>
    439. 

  439. <dl class="section return"><dt>Returns</dt><dd>Counter overflow status bits for the following:<ul>
    440. 

  440. <li>event counters (0-30)</li>
    441. 

  441. <li>cycle counter </li>
    442. 

  442. </ul>
    443. 

  443. </dd></dl>
    444. 

  444. 

  445. </div>
    446. 

  446. </div>
    447. 

  447. <a class="anchor" id="ga9768cbaffcf2c0b31febe96db91a85d8"></a>
    448. 

  448. <div class="memitem">
    449. 

  449. <div class="memproto">
    450. 

  450.       <table class="memname">
    451. 

  451.         <tr>
    452. 

  452.           <td class="memname"><a class="el" href="group__compiler__conntrol__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> uint32_t ARM_PMU_Get_EVCNTR </td>
    453. 

  453.           <td>(</td>
    454. 

  454.           <td class="paramtype">uint32_t&#160;</td>
    455. 

  455.           <td class="paramname"><em>num</em></td><td>)</td>
    456. 

  456.           <td></td>
    457. 

  457.         </tr>
    458. 

  458.       </table>
    459. 

  459. </div><div class="memdoc">
    460. 

  460. 

  461. <p>Read event counter. </p>
    462. 

  462. <dl class="params"><dt>Parameters</dt><dd>
    463. 

  463.   <table class="params">
    464. 

  464.     <tr><td class="paramdir">[in]</td><td class="paramname">num</td><td>Event counter (0-30) to read </td></tr>
    465. 

  465.   </table>
    466. 

  466.   </dd>
    467. 

  467. </dl>
    468. 

  468. <dl class="section return"><dt>Returns</dt><dd>Event count </dd></dl>
    469. 

  469. 

  470. </div>
    471. 

  471. </div>
    472. 

  472. <a class="anchor" id="ga731b6cd01c6eaa6f909164602f19d0bc"></a>
    473. 

  473. <div class="memitem">
    474. 

  474. <div class="memproto">
    475. 

  475.       <table class="memname">
    476. 

  476.         <tr>
    477. 

  477.           <td class="memname"><a class="el" href="group__compiler__conntrol__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> void ARM_PMU_Set_CNTR_IRQ_Disable </td>
    478. 

  478.           <td>(</td>
    479. 

  479.           <td class="paramtype">uint32_t&#160;</td>
    480. 

  480.           <td class="paramname"><em>mask</em></td><td>)</td>
    481. 

  481.           <td></td>
    482. 

  482.         </tr>
    483. 

  483.       </table>
    484. 

  484. </div><div class="memdoc">
    485. 

  485. 

  486. <p>Disable counter overflow interrupt request. </p>
    487. 

  487. <dl class="params"><dt>Parameters</dt><dd>
    488. 

  488.   <table class="params">
    489. 

  489.     <tr><td class="paramdir">[in]</td><td class="paramname">mask</td><td>Counter overflow interrupt request bits to clear </td></tr>
    490. 

  490.   </table>
    491. 

  491.   </dd>
    492. 

  492. </dl>
    493. 

  493. <dl class="section note"><dt>Note</dt><dd>Clears overflow interrupt request bits for one or more of the following:<ul>
    494. 

  494. <li>event counters (0-30)</li>
    495. 

  495. <li>cycle counter </li>
    496. 

  496. </ul>
    497. 

  497. </dd></dl>
    498. 

  498. 

  499. </div>
    500. 

  500. </div>
    501. 

  501. <a class="anchor" id="ga133168437a20566d319c78b751425c44"></a>
    502. 

  502. <div class="memitem">
    503. 

  503. <div class="memproto">
    504. 

  504.       <table class="memname">
    505. 

  505.         <tr>
    506. 

  506.           <td class="memname"><a class="el" href="group__compiler__conntrol__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> void ARM_PMU_Set_CNTR_IRQ_Enable </td>
    507. 

  507.           <td>(</td>
    508. 

  508.           <td class="paramtype">uint32_t&#160;</td>
    509. 

  509.           <td class="paramname"><em>mask</em></td><td>)</td>
    510. 

  510.           <td></td>
    511. 

  511.         </tr>
    512. 

  512.       </table>
    513. 

  513. </div><div class="memdoc">
    514. 

  514. 

  515. <p>Enable counter overflow interrupt request. </p>
    516. 

  516. <dl class="params"><dt>Parameters</dt><dd>
    517. 

  517.   <table class="params">
    518. 

  518.     <tr><td class="paramdir">[in]</td><td class="paramname">mask</td><td>Counter overflow interrupt request bits to set </td></tr>
    519. 

  519.   </table>
    520. 

  520.   </dd>
    521. 

  521. </dl>
    522. 

  522. <dl class="section note"><dt>Note</dt><dd>Sets overflow interrupt request bits for one or more of the following:<ul>
    523. 

  523. <li>event counters (0-30)</li>
    524. 

  524. <li>cycle counter </li>
    525. 

  525. </ul>
    526. 

  526. </dd></dl>
    527. 

  527. 

  528. </div>
    529. 

  529. </div>
    530. 

  530. <a class="anchor" id="ga18376f0e3829e93e99149847667e5864"></a>
    531. 

  531. <div class="memitem">
    532. 

  532. <div class="memproto">
    533. 

  533.       <table class="memname">
    534. 

  534.         <tr>
    535. 

  535.           <td class="memname"><a class="el" href="group__compiler__conntrol__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> void ARM_PMU_Set_CNTR_OVS </td>
    536. 

  536.           <td>(</td>
    537. 

  537.           <td class="paramtype">uint32_t&#160;</td>
    538. 

  538.           <td class="paramname"><em>mask</em></td><td>)</td>
    539. 

  539.           <td></td>
    540. 

  540.         </tr>
    541. 

  541.       </table>
    542. 

  542. </div><div class="memdoc">
    543. 

  543. 

  544. <p>Clear counter overflow status. </p>
    545. 

  545. <dl class="params"><dt>Parameters</dt><dd>
    546. 

  546.   <table class="params">
    547. 

  547.     <tr><td class="paramdir">[in]</td><td class="paramname">mask</td><td>Counter overflow status bits to clear </td></tr>
    548. 

  548.   </table>
    549. 

  549.   </dd>
    550. 

  550. </dl>
    551. 

  551. <dl class="section note"><dt>Note</dt><dd>Clears overflow status bits for one or more of the following:<ul>
    552. 

  552. <li>event counters (0-30)</li>
    553. 

  553. <li>cycle counter </li>
    554. 

  554. </ul>
    555. 

  555. </dd></dl>
    556. 

  556. 

  557. </div>
    558. 

  558. </div>
    559. 

  559. <a class="anchor" id="ga77ee08f0b3e77d4559cb79fde30d89e9"></a>
    560. 

  560. <div class="memitem">
    561. 

  561. <div class="memproto">
    562. 

  562.       <table class="memname">
    563. 

  563.         <tr>
    564. 

  564.           <td class="memname"><a class="el" href="group__compiler__conntrol__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> void ARM_PMU_Set_EVTYPER </td>
    565. 

  565.           <td>(</td>
    566. 

  566.           <td class="paramtype">uint32_t&#160;</td>
    567. 

  567.           <td class="paramname"><em>num</em>, </td>
    568. 

  568.         </tr>
    569. 

  569.         <tr>
    570. 

  570.           <td class="paramkey"></td>
    571. 

  571.           <td></td>
    572. 

  572.           <td class="paramtype">uint32_t&#160;</td>
    573. 

  573.           <td class="paramname"><em>type</em>&#160;</td>
    574. 

  574.         </tr>
    575. 

  575.         <tr>
    576. 

  576.           <td></td>
    577. 

  577.           <td>)</td>
    578. 

  578.           <td></td><td></td>
    579. 

  579.         </tr>
    580. 

  580.       </table>
    581. 

  581. </div><div class="memdoc">
    582. 

  582. 

  583. <p>Set event to count for PMU event counter. </p>
    584. 

  584. <dl class="params"><dt>Parameters</dt><dd>
    585. 

  585.   <table class="params">
    586. 

  586.     <tr><td class="paramdir">[in]</td><td class="paramname">num</td><td>Event counter (0-30) to configure </td></tr>
    587. 

  587.     <tr><td class="paramdir">[in]</td><td class="paramname">type</td><td>Event to count </td></tr>
    588. 

  588.   </table>
    589. 

  589.   </dd>
    590. 

  590. </dl>
    591. 

  591. 

  592. </div>
    593. 

  593. </div>
    594. 

  594. </div><!-- contents -->
    595. 

  595. </div><!-- doc-content -->
    596. 

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    597. 

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    598. 

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    599. 

  599.     <li class="footer">Generated on Thu Apr 9 2020 15:49:08 for CMSIS-Core (Cortex-M) Version 5.4.0 by Arm Ltd. All rights reserved.
    600. 

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