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<title>CMSIS-Core (Cortex-A): Cache and branch predictor maintenance operations</title>
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   &#160;<span id="projectnumber">Version 1.1.2</span>
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<div class="header">
  <div class="summary">
<a href="#func-members">Functions</a>  </div>
  <div class="headertitle">
<div class="title">Cache and branch predictor maintenance operations<div class="ingroups"><a class="el" href="group__CMSIS__core__register.html">Core Register Access</a></div></div>  </div>
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<p>This section describes the cache and branch predictor maintenance operations.  
<a href="#details">More...</a></p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
Functions</h2></td></tr>
<tr class="memitem:gaa5a1bf5487bd00c61764ee2614bea3d4"><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__CBPM.html#gaa5a1bf5487bd00c61764ee2614bea3d4">__set_BPIALL</a> (uint32_t value)</td></tr>
<tr class="memdesc:gaa5a1bf5487bd00c61764ee2614bea3d4"><td class="mdescLeft">&#160;</td><td class="mdescRight">Set BPIALL.  <a href="#gaa5a1bf5487bd00c61764ee2614bea3d4">More...</a><br/></td></tr>
<tr class="separator:gaa5a1bf5487bd00c61764ee2614bea3d4"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga5a6dc4a371d0e5c5ea9f9a1dcea999ff"><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__CBPM.html#ga5a6dc4a371d0e5c5ea9f9a1dcea999ff">__set_DCCIMVAC</a> (uint32_t value)</td></tr>
<tr class="memdesc:ga5a6dc4a371d0e5c5ea9f9a1dcea999ff"><td class="mdescLeft">&#160;</td><td class="mdescRight">Set DCCIMVAC.  <a href="#ga5a6dc4a371d0e5c5ea9f9a1dcea999ff">More...</a><br/></td></tr>
<tr class="separator:ga5a6dc4a371d0e5c5ea9f9a1dcea999ff"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gaa47448c89b3134f5e9fbb7ba0b69c7d9"><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__CBPM.html#gaa47448c89b3134f5e9fbb7ba0b69c7d9">__set_DCCMVAC</a> (uint32_t value)</td></tr>
<tr class="memdesc:gaa47448c89b3134f5e9fbb7ba0b69c7d9"><td class="mdescLeft">&#160;</td><td class="mdescRight">Set DCCMVAC.  <a href="#gaa47448c89b3134f5e9fbb7ba0b69c7d9">More...</a><br/></td></tr>
<tr class="separator:gaa47448c89b3134f5e9fbb7ba0b69c7d9"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga643b62f37449627ca2ec3de80c1b8abb"><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__CBPM.html#ga643b62f37449627ca2ec3de80c1b8abb">__set_DCIMVAC</a> (uint32_t value)</td></tr>
<tr class="memdesc:ga643b62f37449627ca2ec3de80c1b8abb"><td class="mdescLeft">&#160;</td><td class="mdescRight">Set DCIMVAC.  <a href="#ga643b62f37449627ca2ec3de80c1b8abb">More...</a><br/></td></tr>
<tr class="separator:ga643b62f37449627ca2ec3de80c1b8abb"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gaee63f9c620f6d37775f80667bc5f724d"><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__CBPM.html#gaee63f9c620f6d37775f80667bc5f724d">__set_ICIALLU</a> (uint32_t value)</td></tr>
<tr class="memdesc:gaee63f9c620f6d37775f80667bc5f724d"><td class="mdescLeft">&#160;</td><td class="mdescRight">Set ICIALLU.  <a href="#gaee63f9c620f6d37775f80667bc5f724d">More...</a><br/></td></tr>
<tr class="separator:gaee63f9c620f6d37775f80667bc5f724d"><td class="memSeparator" colspan="2">&#160;</td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Description</h2>
<p>Cache maintenance operations are defined to act on particular memory locations. In addition, for instruction caches and branch predictors, there are operations that invalidate all entries.</p>
<p>Consider using <a class="el" href="group__L1__cache__functions.html">L1 Cache Functions</a> and <a class="el" href="group__L2__cache__functions.html">L2C-310 Cache Controller Functions</a> for cache maintenance instead of raw register usage. </p>
<h2 class="groupheader">Function Documentation</h2>
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          <td class="memname"><a class="el" href="group__comp__cntrl__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> void __set_BPIALL </td>
          <td>(</td>
          <td class="paramtype">uint32_t&#160;</td>
          <td class="paramname"><em>value</em></td><td>)</td>
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<p>Branch Predictor Invalidate All</p>
<p>This function writes the provided value to the Branch Predictor Invalidate All (BPIALL) register. </p>

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          <td class="memname"><a class="el" href="group__comp__cntrl__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> void __set_DCCIMVAC </td>
          <td>(</td>
          <td class="paramtype">uint32_t&#160;</td>
          <td class="paramname"><em>value</em></td><td>)</td>
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<p>Data cache clean and invalidate</p>
<p>This function cleans and invalidates data or unified cache line by MVA to PoC. </p>

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          <td class="memname"><a class="el" href="group__comp__cntrl__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> void __set_DCCMVAC </td>
          <td>(</td>
          <td class="paramtype">uint32_t&#160;</td>
          <td class="paramname"><em>value</em></td><td>)</td>
          <td></td>
        </tr>
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<p>Data cache clean</p>
<p>This function cleans data or unified cache line by MVA to PoC. </p>

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</div>
<a class="anchor" id="ga643b62f37449627ca2ec3de80c1b8abb"></a>
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          <td class="memname"><a class="el" href="group__comp__cntrl__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> void __set_DCIMVAC </td>
          <td>(</td>
          <td class="paramtype">uint32_t&#160;</td>
          <td class="paramname"><em>value</em></td><td>)</td>
          <td></td>
        </tr>
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<p>Data cache invalidate</p>
<p>This function invalidates data or unified cache line by MVA to PoC. </p>

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<a class="anchor" id="gaee63f9c620f6d37775f80667bc5f724d"></a>
<div class="memitem">
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          <td class="memname"><a class="el" href="group__comp__cntrl__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> void __set_ICIALLU </td>
          <td>(</td>
          <td class="paramtype">uint32_t&#160;</td>
          <td class="paramname"><em>value</em></td><td>)</td>
          <td></td>
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<p>Instruction Cache Invalidate All</p>
<p>This function invalidates all instruction cache. </p>

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