Главная Обзор Помощь
Вход
ARM-software
/
CMSIS_5
зеркало из https://github-proxy.rt-thread.io/ARM-software/CMSIS_5.git
2
0
Ответвить 0
Файлы Задачи 0 Вики
Дерево: c5ff98f525
Ветки Метки
CMSIS_5
/
docs
/
Core
/
html
/
group__mpu__functions.html

group__mpu__functions.html 37 KB
История Исходник

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534535536537538539540541542543544545546547548549550551552553554555556557558559560561562563564565566567568569570571572573574575576577578579580581582583584585586587588589590591592593594595596597598599600601602603604605606607608609610611612613614615616617618619620621622623624625626627628 
  1. <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
    2. 

  2. <html xmlns="http://www.w3.org/1999/xhtml">
    3. 

  3. <head>
    4. 

  4. <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
    5. 

  5. <meta http-equiv="X-UA-Compatible" content="IE=9"/>
    6. 

  6. <title>MPU Functions for Armv6-M/v7-M</title>
    7. 

  7. <title>CMSIS-Core (Cortex-M): MPU Functions for Armv6-M/v7-M</title>
    8. 

  8. <link href="tabs.css" rel="stylesheet" type="text/css"/>
    9. 

  9. <link href="cmsis.css" rel="stylesheet" type="text/css" />
    10. 

  10. <script type="text/javascript" src="jquery.js"></script>
    11. 

  11. <script type="text/javascript" src="dynsections.js"></script>
    12. 

  12. <script type="text/javascript" src="printComponentTabs.js"></script>
    13. 

  13. <link href="navtree.css" rel="stylesheet" type="text/css"/>
    14. 

  14. <script type="text/javascript" src="resize.js"></script>
    15. 

  15. <script type="text/javascript" src="navtree.js"></script>
    16. 

  16. <script type="text/javascript">
    17. 

  17.   $(document).ready(initResizable);
    18. 

  18.   $(window).load(resizeHeight);
    19. 

  19. </script>
    20. 

  20. <link href="search/search.css" rel="stylesheet" type="text/css"/>
    21. 

  21. <script type="text/javascript" src="search/search.js"></script>
    22. 

  22. <script type="text/javascript">
    23. 

  23.   $(document).ready(function() { searchBox.OnSelectItem(0); });
    24. 

  24. </script>
    25. 

  25. </head>
    26. 

  26. <body>
    27. 

  27. <div id="top"><!-- do not remove this div, it is closed by doxygen! -->
    28. 

  28. <div id="titlearea">
    29. 

  29. <table cellspacing="0" cellpadding="0">
    30. 

  30.  <tbody>
    31. 

  31.  <tr style="height: 46px;">
    32. 

  32.   <td id="projectlogo"><img alt="Logo" src="CMSIS_Logo_Final.png"/></td>
    33. 

  33.   <td style="padding-left: 0.5em;">
    34. 

  34.    <div id="projectname">CMSIS-Core (Cortex-M)
    35. 

  35.    &#160;<span id="projectnumber">Version 5.4.0</span>
    36. 

  36.    </div>
    37. 

  37.    <div id="projectbrief">CMSIS-Core support for Cortex-M processor-based devices</div>
    38. 

  38.   </td>
    39. 

  39.  </tr>
    40. 

  40.  </tbody>
    41. 

  41. </table>
    42. 

  42. </div>
    43. 

  43. <!-- end header part -->
    44. 

  44. <div id="CMSISnav" class="tabs1">
    45. 

  45.     <ul class="tablist">
    46. 

  46.       <script type="text/javascript">
    47. 

  47. 		<!--
    48. 

  48. 		writeComponentTabs.call(this);
    49. 

  49. 		//-->
    50. 

  50.       </script>
    51. 

  51. 	  </ul>
    52. 

  52. </div>
    53. 

  53. <!-- Generated by Doxygen 1.8.6 -->
    54. 

  54. <script type="text/javascript">
    55. 

  55. var searchBox = new SearchBox("searchBox", "search",false,'Search');
    56. 

  56. </script>
    57. 

  57.   <div id="navrow1" class="tabs">
    58. 

  58.     <ul class="tablist">
    59. 

  59.       <li><a href="index.html"><span>Main&#160;Page</span></a></li>
    60. 

  60.       <li><a href="pages.html"><span>Usage&#160;and&#160;Description</span></a></li>
    61. 

  61.       <li><a href="modules.html"><span>Reference</span></a></li>
    62. 

  62.       <li>
    63. 

  63.         <div id="MSearchBox" class="MSearchBoxInactive">
    64. 

  64.         <span class="left">
    65. 

  65.           <img id="MSearchSelect" src="search/mag_sel.png"
    66. 

  66.                onmouseover="return searchBox.OnSearchSelectShow()"
    67. 

  67.                onmouseout="return searchBox.OnSearchSelectHide()"
    68. 

  68.                alt=""/>
    69. 

  69.           <input type="text" id="MSearchField" value="Search" accesskey="S"
    70. 

  70.                onfocus="searchBox.OnSearchFieldFocus(true)" 
    71. 

  71.                onblur="searchBox.OnSearchFieldFocus(false)" 
    72. 

  72.                onkeyup="searchBox.OnSearchFieldChange(event)"/>
    73. 

  73.           </span><span class="right">
    74. 

  74.             <a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a>
    75. 

  75.           </span>
    76. 

  76.         </div>
    77. 

  77.       </li>
    78. 

  78.     </ul>
    79. 

  79.   </div>
    80. 

  80. </div><!-- top -->
    81. 

  81. <div id="side-nav" class="ui-resizable side-nav-resizable">
    82. 

  82.   <div id="nav-tree">
    83. 

  83.     <div id="nav-tree-contents">
    84. 

  84.       <div id="nav-sync" class="sync"></div>
    85. 

  85.     </div>
    86. 

  86.   </div>
    87. 

  87.   <div id="splitbar" style="-moz-user-select:none;" 
    88. 

  88.        class="ui-resizable-handle">
    89. 

  89.   </div>
    90. 

  90. </div>
    91. 

  91. <script type="text/javascript">
    92. 

  92. $(document).ready(function(){initNavTree('group__mpu__functions.html','');});
    93. 

  93. </script>
    94. 

  94. <div id="doc-content">
    95. 

  95. <!-- window showing the filter options -->
    96. 

  96. <div id="MSearchSelectWindow"
    97. 

  97.      onmouseover="return searchBox.OnSearchSelectShow()"
    98. 

  98.      onmouseout="return searchBox.OnSearchSelectHide()"
    99. 

  99.      onkeydown="return searchBox.OnSearchSelectKey(event)">
    100. 

  100. <a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark">&#160;</span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark">&#160;</span>Data Structures</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark">&#160;</span>Files</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark">&#160;</span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark">&#160;</span>Variables</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark">&#160;</span>Enumerations</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(6)"><span class="SelectionMark">&#160;</span>Enumerator</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(7)"><span class="SelectionMark">&#160;</span>Groups</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(8)"><span class="SelectionMark">&#160;</span>Pages</a></div>
    101. 

  101. 

  102. <!-- iframe showing the search results (closed by default) -->
    103. 

  103. <div id="MSearchResultsWindow">
    104. 

  104. <iframe src="javascript:void(0)" frameborder="0" 
    105. 

  105.         name="MSearchResults" id="MSearchResults">
    106. 

  106. </iframe>
    107. 

  107. </div>
    108. 

  108. 

  109. <div class="header">
    110. 

  110.   <div class="summary">
    111. 

  111. <a href="#groups">Content</a> &#124;
    112. 

  112. <a href="#nested-classes">Data Structures</a> &#124;
    113. 

  113. <a href="#define-members">Macros</a> &#124;
    114. 

  114. <a href="#func-members">Functions</a>  </div>
    115. 

  115.   <div class="headertitle">
    116. 

  116. <div class="title">MPU Functions for Armv6-M/v7-M</div>  </div>
    117. 

  117. </div><!--header-->
    118. 

  118. <div class="contents">
    119. 

  119. 

  120. <p>Functions that relate to the Memory Protection Unit.  
    121. 

  121. <a href="#details">More...</a></p>
    122. 

  122. <table class="memberdecls">
    123. 

  123. <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="groups"></a>
    124. 

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

  125. <tr class="memitem:group__mpu__defines"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__mpu__defines.html">Define values</a></td></tr>
    126. 

  126. <tr class="memdesc:group__mpu__defines"><td class="mdescLeft">&#160;</td><td class="mdescRight">Define values for MPU region setup. <br/></td></tr>
    127. 

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

  128. </table><table class="memberdecls">
    129. 

  129. <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="nested-classes"></a>
    130. 

  130. Data Structures</h2></td></tr>
    131. 

  131. <tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structMPU__Type.html">MPU_Type</a></td></tr>
    132. 

  132. <tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">Structure type to access the Memory Protection Unit (MPU).  <a href="structMPU__Type.html#details">More...</a><br/></td></tr>
    133. 

  133. <tr class="separator:"><td class="memSeparator" colspan="2">&#160;</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="structARM__MPU__Region__t.html">ARM_MPU_Region_t</a></td></tr>
    135. 

  135. <tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">Setup information of a single MPU Region.  <a href="structARM__MPU__Region__t.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:ga3fead12dc24a6d00ad53f55a042486ca"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__mpu__functions.html#ga3fead12dc24a6d00ad53f55a042486ca">ARM_MPU_RBAR</a>(Region, BaseAddress)</td></tr>
    141. 

  141. <tr class="memdesc:ga3fead12dc24a6d00ad53f55a042486ca"><td class="mdescLeft">&#160;</td><td class="mdescRight">MPU Region Base Address Register Value.  <a href="#ga3fead12dc24a6d00ad53f55a042486ca">More...</a><br/></td></tr>
    142. 

  142. <tr class="separator:ga3fead12dc24a6d00ad53f55a042486ca"><td class="memSeparator" colspan="2">&#160;</td></tr>
    143. 

  143. <tr class="memitem:ga96b93785c92e2dbcb3a2356c25bf2adc"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__mpu__functions.html#ga96b93785c92e2dbcb3a2356c25bf2adc">ARM_MPU_RASR</a>(DisableExec, AccessPermission, TypeExtField, IsShareable, IsCacheable, IsBufferable, SubRegionDisable, Size)</td></tr>
    144. 

  144. <tr class="memdesc:ga96b93785c92e2dbcb3a2356c25bf2adc"><td class="mdescLeft">&#160;</td><td class="mdescRight">MPU Region Attribute and Size Register Value.  <a href="#ga96b93785c92e2dbcb3a2356c25bf2adc">More...</a><br/></td></tr>
    145. 

  145. <tr class="separator:ga96b93785c92e2dbcb3a2356c25bf2adc"><td class="memSeparator" colspan="2">&#160;</td></tr>
    146. 

  146. <tr class="memitem:ga332ed5f8969dd4df6b61c6ae32ec36dc"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__mpu__functions.html#ga332ed5f8969dd4df6b61c6ae32ec36dc">ARM_MPU_RASR_EX</a>(DisableExec, AccessPermission, AccessAttributes, SubRegionDisable, Size)</td></tr>
    147. 

  147. <tr class="memdesc:ga332ed5f8969dd4df6b61c6ae32ec36dc"><td class="mdescLeft">&#160;</td><td class="mdescRight">MPU Region Attribute and Size Register Value.  <a href="#ga332ed5f8969dd4df6b61c6ae32ec36dc">More...</a><br/></td></tr>
    148. 

  148. <tr class="separator:ga332ed5f8969dd4df6b61c6ae32ec36dc"><td class="memSeparator" colspan="2">&#160;</td></tr>
    149. 

  149. </table><table class="memberdecls">
    150. 

  150. <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
    151. 

  151. Functions</h2></td></tr>
    152. 

  152. <tr class="memitem:ga31406efd492ec9a091a70ffa2d8a42fb"><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__mpu__functions.html#ga31406efd492ec9a091a70ffa2d8a42fb">ARM_MPU_Enable</a> (uint32_t MPU_CTRL)</td></tr>
    153. 

  153. <tr class="memdesc:ga31406efd492ec9a091a70ffa2d8a42fb"><td class="mdescLeft">&#160;</td><td class="mdescRight">Enable the memory protection unit (MPU) and.  <a href="#ga31406efd492ec9a091a70ffa2d8a42fb">More...</a><br/></td></tr>
    154. 

  154. <tr class="separator:ga31406efd492ec9a091a70ffa2d8a42fb"><td class="memSeparator" colspan="2">&#160;</td></tr>
    155. 

  155. <tr class="memitem:ga7cbc0a4a066ed90e85c8176228235d57"><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__mpu__functions.html#ga7cbc0a4a066ed90e85c8176228235d57">ARM_MPU_Disable</a> ()</td></tr>
    156. 

  156. <tr class="separator:ga7cbc0a4a066ed90e85c8176228235d57"><td class="memSeparator" colspan="2">&#160;</td></tr>
    157. 

  157. <tr class="memitem:ga9dcb0afddf4ac351f33f3c7a5169c62c"><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__mpu__functions.html#ga9dcb0afddf4ac351f33f3c7a5169c62c">ARM_MPU_ClrRegion</a> (uint32_t rnr)</td></tr>
    158. 

  158. <tr class="separator:ga9dcb0afddf4ac351f33f3c7a5169c62c"><td class="memSeparator" colspan="2">&#160;</td></tr>
    159. 

  159. <tr class="memitem:ga16931f9ad84d7289e8218e169ae6db5d"><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__mpu__functions.html#ga16931f9ad84d7289e8218e169ae6db5d">ARM_MPU_SetRegion</a> (uint32_t rbar, uint32_t rasr)</td></tr>
    160. 

  160. <tr class="separator:ga16931f9ad84d7289e8218e169ae6db5d"><td class="memSeparator" colspan="2">&#160;</td></tr>
    161. 

  161. <tr class="memitem:ga042ba1a6a1a58795231459ac0410b809"><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__mpu__functions.html#ga042ba1a6a1a58795231459ac0410b809">ARM_MPU_SetRegionEx</a> (uint32_t rnr, uint32_t rbar, uint32_t rasr)</td></tr>
    162. 

  162. <tr class="separator:ga042ba1a6a1a58795231459ac0410b809"><td class="memSeparator" colspan="2">&#160;</td></tr>
    163. 

  163. <tr class="memitem:gac1a949403bf84eecaf407003fb553ae7"><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__mpu__functions.html#gac1a949403bf84eecaf407003fb553ae7">ARM_MPU_OrderedMemcpy</a> (volatile uint32_t *dst, const uint32_t *<a class="el" href="group__compiler__conntrol__gr.html#ga378ac21329d33f561f90265eef89f564">__RESTRICT</a> src, uint32_t len)</td></tr>
    164. 

  164. <tr class="separator:gac1a949403bf84eecaf407003fb553ae7"><td class="memSeparator" colspan="2">&#160;</td></tr>
    165. 

  165. <tr class="memitem:gafa27b26d5847fa8e465584e376b6078a"><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__mpu__functions.html#gafa27b26d5847fa8e465584e376b6078a">ARM_MPU_Load</a> (MPU_Region_t const *table, uint32_t cnt)</td></tr>
    166. 

  166. <tr class="separator:gafa27b26d5847fa8e465584e376b6078a"><td class="memSeparator" colspan="2">&#160;</td></tr>
    167. 

  167. </table>
    168. 

  168. <a name="details" id="details"></a><h2 class="groupheader">Description</h2>
    169. 

  169. <p>Functions that relate to the Memory Protection Unit. </p>
    170. 

  170. <p>The following functions support the optional Memory Protection Unit (MPU) that is available on the Cortex-M0+, M3, M4 and M7 processor.</p>
    171. 

  171. <p>The MPU is used to prevent from illegal memory accesses that are typically caused by errors in an application software.</p>
    172. 

  172. <p><b>Example:</b> </p>
    173. 

  173. <div class="fragment"><div class="line"><span class="keywordtype">void</span> main() </div>
    174. 

  174. <div class="line">{</div>
    175. 

  175. <div class="line">  <span class="comment">// Set Region 0</span></div>
    176. 

  176. <div class="line">  <a class="code" href="group__mpu__functions.html#ga042ba1a6a1a58795231459ac0410b809">ARM_MPU_SetRegionEx</a>(0UL, 0x08000000UL, MPU_RASR(0UL, ARM_MPU_AP_FULL, 0UL, 0UL, 1UL, 1UL, 0x00UL, ARM_MPU_REGION_SIZE_1MB));</div>
    177. 

  177. <div class="line">  </div>
    178. 

  178. <div class="line">  <a class="code" href="group__mpu__functions.html#ga31406efd492ec9a091a70ffa2d8a42fb">ARM_MPU_Enable</a>(0);</div>
    179. 

  179. <div class="line">  </div>
    180. 

  180. <div class="line">  <span class="comment">// Execute application code that is access protected by the MPU</span></div>
    181. 

  181. <div class="line">  </div>
    182. 

  182. <div class="line">  <a class="code" href="group__mpu__functions.html#ga7cbc0a4a066ed90e85c8176228235d57">ARM_MPU_Disable</a>();</div>
    183. 

  183. <div class="line">}</div>
    184. 

  184. </div><!-- fragment --> <h2 class="groupheader">Macro Definition Documentation</h2>
    185. 

  185. <a class="anchor" id="ga96b93785c92e2dbcb3a2356c25bf2adc"></a>
    186. 

  186. <div class="memitem">
    187. 

  187. <div class="memproto">
    188. 

  188.       <table class="memname">
    189. 

  189.         <tr>
    190. 

  190.           <td class="memname">#define ARM_MPU_RASR</td>
    191. 

  191.           <td>(</td>
    192. 

  192.           <td class="paramtype">&#160;</td>
    193. 

  193.           <td class="paramname">DisableExec, </td>
    194. 

  194.         </tr>
    195. 

  195.         <tr>
    196. 

  196.           <td class="paramkey"></td>
    197. 

  197.           <td></td>
    198. 

  198.           <td class="paramtype">&#160;</td>
    199. 

  199.           <td class="paramname">AccessPermission, </td>
    200. 

  200.         </tr>
    201. 

  201.         <tr>
    202. 

  202.           <td class="paramkey"></td>
    203. 

  203.           <td></td>
    204. 

  204.           <td class="paramtype">&#160;</td>
    205. 

  205.           <td class="paramname">TypeExtField, </td>
    206. 

  206.         </tr>
    207. 

  207.         <tr>
    208. 

  208.           <td class="paramkey"></td>
    209. 

  209.           <td></td>
    210. 

  210.           <td class="paramtype">&#160;</td>
    211. 

  211.           <td class="paramname">IsShareable, </td>
    212. 

  212.         </tr>
    213. 

  213.         <tr>
    214. 

  214.           <td class="paramkey"></td>
    215. 

  215.           <td></td>
    216. 

  216.           <td class="paramtype">&#160;</td>
    217. 

  217.           <td class="paramname">IsCacheable, </td>
    218. 

  218.         </tr>
    219. 

  219.         <tr>
    220. 

  220.           <td class="paramkey"></td>
    221. 

  221.           <td></td>
    222. 

  222.           <td class="paramtype">&#160;</td>
    223. 

  223.           <td class="paramname">IsBufferable, </td>
    224. 

  224.         </tr>
    225. 

  225.         <tr>
    226. 

  226.           <td class="paramkey"></td>
    227. 

  227.           <td></td>
    228. 

  228.           <td class="paramtype">&#160;</td>
    229. 

  229.           <td class="paramname">SubRegionDisable, </td>
    230. 

  230.         </tr>
    231. 

  231.         <tr>
    232. 

  232.           <td class="paramkey"></td>
    233. 

  233.           <td></td>
    234. 

  234.           <td class="paramtype">&#160;</td>
    235. 

  235.           <td class="paramname">Size&#160;</td>
    236. 

  236.         </tr>
    237. 

  237.         <tr>
    238. 

  238.           <td></td>
    239. 

  239.           <td>)</td>
    240. 

  240.           <td></td><td></td>
    241. 

  241.         </tr>
    242. 

  242.       </table>
    243. 

  243. </div><div class="memdoc">
    244. 

  244. 

  245. <p>MPU Region Attribute and Size Register Value. </p>
    246. 

  246. <p>This macro is used to construct a valid <a class="el" href="structMPU__Type.html#a8f00c4a5e31b0a8d103ed3b0732c17a3">RASR</a> value. The ENABLE bit of the RASR value is implicitly set to 1.</p>
    247. 

  247. <dl class="params"><dt>Parameters</dt><dd>
    248. 

  248.   <table class="params">
    249. 

  249.     <tr><td class="paramname">DisableExec</td><td>Instruction access disable bit. 1 = disable instruction fetches. </td></tr>
    250. 

  250.     <tr><td class="paramname">AccessPermission</td><td>Data access permission configures read/write access for User and Privileged mode. Possible values see <a class="el" href="group__mpu__defines.html#gabc4788126d7798469cb862a08d3050cc">ARM_MPU_AP_xxx</a>. </td></tr>
    251. 

  251.     <tr><td class="paramname">TypeExtField</td><td>Type extension field, allows you to configure memory access type, for example strongly ordered, peripheral. </td></tr>
    252. 

  252.     <tr><td class="paramname">IsShareable</td><td>1 = region is shareable between multiple bus masters. </td></tr>
    253. 

  253.     <tr><td class="paramname">IsCacheable</td><td>1 = region is cacheable (values may be kept in cache). </td></tr>
    254. 

  254.     <tr><td class="paramname">IsBufferable</td><td>1 = region is bufferable (when using write-back caching). Cacheable but non-bufferable regions use write-through policy. </td></tr>
    255. 

  255.     <tr><td class="paramname">SubRegionDisable</td><td>Sub-region disable field (8 bits). </td></tr>
    256. 

  256.     <tr><td class="paramname">Size</td><td>Region size with values defined under <a class="el" href="group__mpu__defines.html#gadb0a92c0928c113120567e85ff1ba05c">ARM_MPU_REGION_SIZE_xxx</a>. </td></tr>
    257. 

  257.   </table>
    258. 

  258.   </dd>
    259. 

  259. </dl>
    260. 

  260. 

  261. </div>
    262. 

  262. </div>
    263. 

  263. <a class="anchor" id="ga332ed5f8969dd4df6b61c6ae32ec36dc"></a>
    264. 

  264. <div class="memitem">
    265. 

  265. <div class="memproto">
    266. 

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

  267.         <tr>
    268. 

  268.           <td class="memname">#define ARM_MPU_RASR_EX</td>
    269. 

  269.           <td>(</td>
    270. 

  270.           <td class="paramtype">&#160;</td>
    271. 

  271.           <td class="paramname">DisableExec, </td>
    272. 

  272.         </tr>
    273. 

  273.         <tr>
    274. 

  274.           <td class="paramkey"></td>
    275. 

  275.           <td></td>
    276. 

  276.           <td class="paramtype">&#160;</td>
    277. 

  277.           <td class="paramname">AccessPermission, </td>
    278. 

  278.         </tr>
    279. 

  279.         <tr>
    280. 

  280.           <td class="paramkey"></td>
    281. 

  281.           <td></td>
    282. 

  282.           <td class="paramtype">&#160;</td>
    283. 

  283.           <td class="paramname">AccessAttributes, </td>
    284. 

  284.         </tr>
    285. 

  285.         <tr>
    286. 

  286.           <td class="paramkey"></td>
    287. 

  287.           <td></td>
    288. 

  288.           <td class="paramtype">&#160;</td>
    289. 

  289.           <td class="paramname">SubRegionDisable, </td>
    290. 

  290.         </tr>
    291. 

  291.         <tr>
    292. 

  292.           <td class="paramkey"></td>
    293. 

  293.           <td></td>
    294. 

  294.           <td class="paramtype">&#160;</td>
    295. 

  295.           <td class="paramname">Size&#160;</td>
    296. 

  296.         </tr>
    297. 

  297.         <tr>
    298. 

  298.           <td></td>
    299. 

  299.           <td>)</td>
    300. 

  300.           <td></td><td></td>
    301. 

  301.         </tr>
    302. 

  302.       </table>
    303. 

  303. </div><div class="memdoc">
    304. 

  304. 

  305. <p>MPU Region Attribute and Size Register Value. </p>
    306. 

  306. <p>This macro is used to construct a valid <a class="el" href="structMPU__Type.html#a8f00c4a5e31b0a8d103ed3b0732c17a3">RASR</a> value. The ENABLE bit of the RASR value is implicitly set to 1.</p>
    307. 

  307. <dl class="params"><dt>Parameters</dt><dd>
    308. 

  308.   <table class="params">
    309. 

  309.     <tr><td class="paramname">DisableExec</td><td>Instruction access disable bit, 1= disable instruction fetches. </td></tr>
    310. 

  310.     <tr><td class="paramname">AccessPermission</td><td>Data access permission configures read/write access for User and Privileged mode. Possible values see <a class="el" href="group__mpu__defines.html#gabc4788126d7798469cb862a08d3050cc">ARM_MPU_AP_xxx</a>. </td></tr>
    311. 

  311.     <tr><td class="paramname">AccessAttributes</td><td>Memory access attribution, see <a class="el" href="group__mpu__defines.html#ga71d41084e984be70a23cb640fd89d1e2">ARM_MPU_ACCESS_xxx</a>. </td></tr>
    312. 

  312.     <tr><td class="paramname">SubRegionDisable</td><td>Sub-region disable field (8 bits). </td></tr>
    313. 

  313.     <tr><td class="paramname">Size</td><td>Region size with values defined under <a class="el" href="group__mpu__defines.html#gadb0a92c0928c113120567e85ff1ba05c">ARM_MPU_REGION_SIZE_xxx</a>. </td></tr>
    314. 

  314.   </table>
    315. 

  315.   </dd>
    316. 

  316. </dl>
    317. 

  317. 

  318. </div>
    319. 

  319. </div>
    320. 

  320. <a class="anchor" id="ga3fead12dc24a6d00ad53f55a042486ca"></a>
    321. 

  321. <div class="memitem">
    322. 

  322. <div class="memproto">
    323. 

  323.       <table class="memname">
    324. 

  324.         <tr>
    325. 

  325.           <td class="memname">#define ARM_MPU_RBAR</td>
    326. 

  326.           <td>(</td>
    327. 

  327.           <td class="paramtype">&#160;</td>
    328. 

  328.           <td class="paramname">Region, </td>
    329. 

  329.         </tr>
    330. 

  330.         <tr>
    331. 

  331.           <td class="paramkey"></td>
    332. 

  332.           <td></td>
    333. 

  333.           <td class="paramtype">&#160;</td>
    334. 

  334.           <td class="paramname">BaseAddress&#160;</td>
    335. 

  335.         </tr>
    336. 

  336.         <tr>
    337. 

  337.           <td></td>
    338. 

  338.           <td>)</td>
    339. 

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

  340.         </tr>
    341. 

  341.       </table>
    342. 

  342. </div><div class="memdoc">
    343. 

  343. 

  344. <p>MPU Region Base Address Register Value. </p>
    345. 

  345. <p>This preprocessor function can be used to construct a valid <a class="el" href="structMPU__Type.html#a990c609b26d990b8ba832b110adfd353">RBAR</a> value. The VALID bit is implicitly set to 1.</p>
    346. 

  346. <dl class="params"><dt>Parameters</dt><dd>
    347. 

  347.   <table class="params">
    348. 

  348.     <tr><td class="paramname">Region</td><td>The region to be configured, number 0 to 15. </td></tr>
    349. 

  349.     <tr><td class="paramname">BaseAddress</td><td>The base address for the region. </td></tr>
    350. 

  350.   </table>
    351. 

  351.   </dd>
    352. 

  352. </dl>
    353. 

  353. 

  354. </div>
    355. 

  355. </div>
    356. 

  356. <h2 class="groupheader">Function Documentation</h2>
    357. 

  357. <a class="anchor" id="ga9dcb0afddf4ac351f33f3c7a5169c62c"></a>
    358. 

  358. <div class="memitem">
    359. 

  359. <div class="memproto">
    360. 

  360.       <table class="memname">
    361. 

  361.         <tr>
    362. 

  362.           <td class="memname"><a class="el" href="group__compiler__conntrol__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> void ARM_MPU_ClrRegion </td>
    363. 

  363.           <td>(</td>
    364. 

  364.           <td class="paramtype">uint32_t&#160;</td>
    365. 

  365.           <td class="paramname"><em>rnr</em></td><td>)</td>
    366. 

  366.           <td></td>
    367. 

  367.         </tr>
    368. 

  368.       </table>
    369. 

  369. </div><div class="memdoc">
    370. 

  370. <p>Clear and disable the given MPU region. </p>
    371. 

  371. <dl class="params"><dt>Parameters</dt><dd>
    372. 

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

  373.     <tr><td class="paramname">rnr</td><td>Region number to be cleared. </td></tr>
    374. 

  374.   </table>
    375. 

  375.   </dd>
    376. 

  376. </dl>
    377. 

  377. 

  378. </div>
    379. 

  379. </div>
    380. 

  380. <a class="anchor" id="ga7cbc0a4a066ed90e85c8176228235d57"></a>
    381. 

  381. <div class="memitem">
    382. 

  382. <div class="memproto">
    383. 

  383.       <table class="memname">
    384. 

  384.         <tr>
    385. 

  385.           <td class="memname"><a class="el" href="group__compiler__conntrol__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> void ARM_MPU_Disable </td>
    386. 

  386.           <td>(</td>
    387. 

  387.           <td class="paramname"></td><td>)</td>
    388. 

  388.           <td></td>
    389. 

  389.         </tr>
    390. 

  390.       </table>
    391. 

  391. </div><div class="memdoc">
    392. 

  392. <p>Disable the MPU. </p>
    393. 

  393. 

  394. </div>
    395. 

  395. </div>
    396. 

  396. <a class="anchor" id="ga31406efd492ec9a091a70ffa2d8a42fb"></a>
    397. 

  397. <div class="memitem">
    398. 

  398. <div class="memproto">
    399. 

  399.       <table class="memname">
    400. 

  400.         <tr>
    401. 

  401.           <td class="memname"><a class="el" href="group__compiler__conntrol__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> void ARM_MPU_Enable </td>
    402. 

  402.           <td>(</td>
    403. 

  403.           <td class="paramtype">uint32_t&#160;</td>
    404. 

  404.           <td class="paramname"><em>MPU_CTRL</em></td><td>)</td>
    405. 

  405.           <td></td>
    406. 

  406.         </tr>
    407. 

  407.       </table>
    408. 

  408. </div><div class="memdoc">
    409. 

  409. 

  410. <p>Enable the memory protection unit (MPU) and. </p>
    411. 

  411. <dl class="params"><dt>Parameters</dt><dd>
    412. 

  412.   <table class="params">
    413. 

  413.     <tr><td class="paramname">MPU_CTRL</td><td>Additional control settings that configure MPU behaviour</td></tr>
    414. 

  414.   </table>
    415. 

  415.   </dd>
    416. 

  416. </dl>
    417. 

  417. <p>The function <a class="el" href="group__mpu8__functions.html#ga5a3f40314553baccdeea551f86d9a997">ARM_MPU_Enable</a> writes to the register <a class="el" href="structMPU__Type.html#a769178ef949f0d5d8f18ddbd9e4e926f">MPU-&gt;CTRL</a> and sets bit ENABLE. The parameter <em>MPU_CTRL</em> provides additional bit values (see table below) that configure the MPU behaviour. For processors that implement an <b>MPU Fault Handler</b> the <a class="el" href="group__NVIC__gr.html">MemoryManagement_IRQn</a> exception is enabled by setting the bit MEMFAULTACT in register SBC-&gt;SHCSR.</p>
    418. 

  418. <p>The following table contains possible values for the parameter <em>MPU_CTRL</em> that set specific bits in register MPU-&gt;CTRL. </p>
    419. 

  419. <table class="doxtable">
    420. 

  420. <tr>
    421. 

  421. <th align="left">Bit </th><th align="left">MPU_CTRL value </th><th align="left">When applied </th><th align="left">When not applied  </th></tr>
    422. 

  422. <tr>
    423. 

  423. <td align="left">1 </td><td align="left">MPU_CTRL_HFNMIENA_Msk </td><td align="left">Enable MPU during hard fault, NMI, and FAULTMASK handlers execution </td><td align="left">Disable MPU during hard fault, NMI, and FAULTMASK handler execution </td></tr>
    424. 

  424. <tr>
    425. 

  425. <td align="left">2 </td><td align="left">MPU_CTRL_PRIVDEFENA_Msk </td><td align="left">Enable default memory map as a background region for privileged access </td><td align="left">Use only MPU region settings </td></tr>
    426. 

  426. </table>
    427. 

  427. <p><b>Example:</b></p>
    428. 

  428. <div class="fragment"><div class="line"><span class="comment">// enable MPU with all region definitions. Exceptions are not protected by MPU.</span></div>
    429. 

  429. <div class="line">  MPU_Enable (0);</div>
    430. 

  430. <div class="line">  </div>
    431. 

  431. <div class="line"><span class="comment">// enable MPU with all region definitions and background regions for privileged access. Exceptions are protected by MPU.</span></div>
    432. 

  432. <div class="line">  MPU_Enable (MPU_CTRL_PRIVDEFENA_Msk | MPU_CTRL_HFNMIENA_Msk);</div>
    433. 

  433. </div><!-- fragment --> 
    434. 

  434. </div>
    435. 

  435. </div>
    436. 

  436. <a class="anchor" id="gafa27b26d5847fa8e465584e376b6078a"></a>
    437. 

  437. <div class="memitem">
    438. 

  438. <div class="memproto">
    439. 

  439.       <table class="memname">
    440. 

  440.         <tr>
    441. 

  441.           <td class="memname"><a class="el" href="group__compiler__conntrol__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> void ARM_MPU_Load </td>
    442. 

  442.           <td>(</td>
    443. 

  443.           <td class="paramtype">MPU_Region_t const *&#160;</td>
    444. 

  444.           <td class="paramname"><em>table</em>, </td>
    445. 

  445.         </tr>
    446. 

  446.         <tr>
    447. 

  447.           <td class="paramkey"></td>
    448. 

  448.           <td></td>
    449. 

  449.           <td class="paramtype">uint32_t&#160;</td>
    450. 

  450.           <td class="paramname"><em>cnt</em>&#160;</td>
    451. 

  451.         </tr>
    452. 

  452.         <tr>
    453. 

  453.           <td></td>
    454. 

  454.           <td>)</td>
    455. 

  455.           <td></td><td></td>
    456. 

  456.         </tr>
    457. 

  457.       </table>
    458. 

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

  459. <p>Load the given number of MPU regions from a table. </p>
    460. 

  460. <dl class="params"><dt>Parameters</dt><dd>
    461. 

  461.   <table class="params">
    462. 

  462.     <tr><td class="paramname">table</td><td>Pointer to the MPU configuration table. </td></tr>
    463. 

  463.     <tr><td class="paramname">cnt</td><td>Number of regions to be configured.</td></tr>
    464. 

  464.   </table>
    465. 

  465.   </dd>
    466. 

  466. </dl>
    467. 

  467. <dl class="section note"><dt>Note</dt><dd>only up to 16 regions can be handled as the function <a class="el" href="group__mpu8__functions.html#gaca76614e3091c7324aa9d60e634621bf">ARM_MPU_Load</a> uses the REGION field in <a class="el" href="structMPU__Type.html#a990c609b26d990b8ba832b110adfd353">MPU-&gt;RBAR</a>.</dd></dl>
    468. 

  468. <p><b>Example:</b> </p>
    469. 

  469. <div class="fragment"><div class="line"><span class="keyword">const</span> <a class="code" href="structARM__MPU__Region__t.html">ARM_MPU_Region_t</a> mpuTable[3][4] = {</div>
    470. 

  470. <div class="line">  {</div>
    471. 

  471. <div class="line">    { .<a class="code" href="structARM__MPU__Region__t.html#afe7a7721aa08988d915670efa432cdd2">RBAR</a> = <a class="code" href="group__mpu__functions.html#ga3fead12dc24a6d00ad53f55a042486ca">ARM_MPU_RBAR</a>(0UL, 0x08000000UL), .RASR = <a class="code" href="group__mpu__functions.html#ga96b93785c92e2dbcb3a2356c25bf2adc">ARM_MPU_RASR</a>(0UL, ARM_MPU_AP_FULL, 0UL, 0UL, 1UL, 1UL, 0x00UL, ARM_MPU_REGION_SIZE_1MB)  },</div>
    472. 

  472. <div class="line">    { .RBAR = <a class="code" href="group__mpu__functions.html#ga3fead12dc24a6d00ad53f55a042486ca">ARM_MPU_RBAR</a>(1UL, 0x20000000UL), .RASR = <a class="code" href="group__mpu__functions.html#ga96b93785c92e2dbcb3a2356c25bf2adc">ARM_MPU_RASR</a>(1UL, ARM_MPU_AP_FULL, 0UL, 0UL, 1UL, 1UL, 0x00UL, ARM_MPU_REGION_SIZE_32KB) },</div>
    473. 

  473. <div class="line">    { .RBAR = <a class="code" href="group__mpu__functions.html#ga3fead12dc24a6d00ad53f55a042486ca">ARM_MPU_RBAR</a>(2UL, 0x40020000UL), .RASR = <a class="code" href="group__mpu__functions.html#ga96b93785c92e2dbcb3a2356c25bf2adc">ARM_MPU_RASR</a>(1UL, ARM_MPU_AP_FULL, 2UL, 0UL, 0UL, 0UL, 0x00UL, ARM_MPU_REGION_SIZE_8KB)  }, </div>
    474. 

  474. <div class="line">    { .RBAR = <a class="code" href="group__mpu__functions.html#ga3fead12dc24a6d00ad53f55a042486ca">ARM_MPU_RBAR</a>(3UL, 0x40022000UL), .RASR = <a class="code" href="group__mpu__functions.html#ga96b93785c92e2dbcb3a2356c25bf2adc">ARM_MPU_RASR</a>(1UL, ARM_MPU_AP_FULL, 2UL, 0UL, 0UL, 0UL, 0xC0UL, ARM_MPU_REGION_SIZE_4KB)  }</div>
    475. 

  475. <div class="line">  },</div>
    476. 

  476. <div class="line">  {</div>
    477. 

  477. <div class="line">    { .RBAR = <a class="code" href="group__mpu__functions.html#ga3fead12dc24a6d00ad53f55a042486ca">ARM_MPU_RBAR</a>(4UL, 0x08000000UL), .RASR = <a class="code" href="group__mpu__functions.html#ga96b93785c92e2dbcb3a2356c25bf2adc">ARM_MPU_RASR</a>(0UL, ARM_MPU_AP_FULL, 0UL, 0UL, 1UL, 1UL, 0x00UL, ARM_MPU_REGION_SIZE_1MB)  },</div>
    478. 

  478. <div class="line">    { .RBAR = <a class="code" href="group__mpu__functions.html#ga3fead12dc24a6d00ad53f55a042486ca">ARM_MPU_RBAR</a>(5UL, 0x20000000UL), .RASR = <a class="code" href="group__mpu__functions.html#ga96b93785c92e2dbcb3a2356c25bf2adc">ARM_MPU_RASR</a>(1UL, ARM_MPU_AP_FULL, 0UL, 0UL, 1UL, 1UL, 0x00UL, ARM_MPU_REGION_SIZE_32KB) },</div>
    479. 

  479. <div class="line">    { .RBAR = <a class="code" href="group__mpu__functions.html#ga3fead12dc24a6d00ad53f55a042486ca">ARM_MPU_RBAR</a>(6UL, 0x40020000UL), .RASR = <a class="code" href="group__mpu__functions.html#ga96b93785c92e2dbcb3a2356c25bf2adc">ARM_MPU_RASR</a>(1UL, ARM_MPU_AP_FULL, 2UL, 0UL, 0UL, 0UL, 0x00UL, ARM_MPU_REGION_SIZE_8KB)  }, </div>
    480. 

  480. <div class="line">    { .RBAR = <a class="code" href="group__mpu__functions.html#ga3fead12dc24a6d00ad53f55a042486ca">ARM_MPU_RBAR</a>(7UL, 0x40022000UL), .RASR = <a class="code" href="group__mpu__functions.html#ga96b93785c92e2dbcb3a2356c25bf2adc">ARM_MPU_RASR</a>(1UL, ARM_MPU_AP_FULL, 2UL, 0UL, 0UL, 0UL, 0xC0UL, ARM_MPU_REGION_SIZE_4KB)  }</div>
    481. 

  481. <div class="line">  },</div>
    482. 

  482. <div class="line">  {</div>
    483. 

  483. <div class="line">    { .RBAR = <a class="code" href="group__mpu__functions.html#ga3fead12dc24a6d00ad53f55a042486ca">ARM_MPU_RBAR</a>(4UL, 0x18000000UL), .RASR = <a class="code" href="group__mpu__functions.html#ga96b93785c92e2dbcb3a2356c25bf2adc">ARM_MPU_RASR</a>(0UL, ARM_MPU_AP_FULL, 0UL, 0UL, 1UL, 1UL, 0x00UL, ARM_MPU_REGION_SIZE_1MB)  },</div>
    484. 

  484. <div class="line">    { .RBAR = <a class="code" href="group__mpu__functions.html#ga3fead12dc24a6d00ad53f55a042486ca">ARM_MPU_RBAR</a>(5UL, 0x30000000UL), .RASR = <a class="code" href="group__mpu__functions.html#ga96b93785c92e2dbcb3a2356c25bf2adc">ARM_MPU_RASR</a>(1UL, ARM_MPU_AP_FULL, 0UL, 0UL, 1UL, 1UL, 0x00UL, ARM_MPU_REGION_SIZE_32KB) },</div>
    485. 

  485. <div class="line">    { .RBAR = <a class="code" href="group__mpu__functions.html#ga3fead12dc24a6d00ad53f55a042486ca">ARM_MPU_RBAR</a>(6UL, 0x50020000UL), .RASR = <a class="code" href="group__mpu__functions.html#ga96b93785c92e2dbcb3a2356c25bf2adc">ARM_MPU_RASR</a>(1UL, ARM_MPU_AP_FULL, 2UL, 0UL, 0UL, 0UL, 0x00UL, ARM_MPU_REGION_SIZE_8KB)  }, </div>
    486. 

  486. <div class="line">    { .RBAR = <a class="code" href="group__mpu__functions.html#ga3fead12dc24a6d00ad53f55a042486ca">ARM_MPU_RBAR</a>(7UL, 0x50022000UL), .RASR = <a class="code" href="group__mpu__functions.html#ga96b93785c92e2dbcb3a2356c25bf2adc">ARM_MPU_RASR</a>(1UL, ARM_MPU_AP_FULL, 2UL, 0UL, 0UL, 0UL, 0xC0UL, ARM_MPU_REGION_SIZE_4KB)  }</div>
    487. 

  487. <div class="line">  }</div>
    488. 

  488. <div class="line">};</div>
    489. 

  489. <div class="line"> </div>
    490. 

  490. <div class="line"><span class="keywordtype">void</span> UpdateMpu(uint32_t idx)</div>
    491. 

  491. <div class="line">{</div>
    492. 

  492. <div class="line">   <a class="code" href="group__mpu__functions.html#gafa27b26d5847fa8e465584e376b6078a">ARM_MPU_Load</a>(mpuTable[idx], 4);</div>
    493. 

  493. <div class="line">}</div>
    494. 

  494. </div><!-- fragment --> 
    495. 

  495. </div>
    496. 

  496. </div>
    497. 

  497. <a class="anchor" id="gac1a949403bf84eecaf407003fb553ae7"></a>
    498. 

  498. <div class="memitem">
    499. 

  499. <div class="memproto">
    500. 

  500.       <table class="memname">
    501. 

  501.         <tr>
    502. 

  502.           <td class="memname"><a class="el" href="group__compiler__conntrol__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> void ARM_MPU_OrderedMemcpy </td>
    503. 

  503.           <td>(</td>
    504. 

  504.           <td class="paramtype">volatile uint32_t *&#160;</td>
    505. 

  505.           <td class="paramname"><em>dst</em>, </td>
    506. 

  506.         </tr>
    507. 

  507.         <tr>
    508. 

  508.           <td class="paramkey"></td>
    509. 

  509.           <td></td>
    510. 

  510.           <td class="paramtype">const uint32_t *<a class="el" href="group__compiler__conntrol__gr.html#ga378ac21329d33f561f90265eef89f564">__RESTRICT</a>&#160;</td>
    511. 

  511.           <td class="paramname"><em>src</em>, </td>
    512. 

  512.         </tr>
    513. 

  513.         <tr>
    514. 

  514.           <td class="paramkey"></td>
    515. 

  515.           <td></td>
    516. 

  516.           <td class="paramtype">uint32_t&#160;</td>
    517. 

  517.           <td class="paramname"><em>len</em>&#160;</td>
    518. 

  518.         </tr>
    519. 

  519.         <tr>
    520. 

  520.           <td></td>
    521. 

  521.           <td>)</td>
    522. 

  522.           <td></td><td></td>
    523. 

  523.         </tr>
    524. 

  524.       </table>
    525. 

  525. </div><div class="memdoc">
    526. 

  526. <p>Memcopy with strictly ordered memory access, e.g. for register targets. </p>
    527. 

  527. <dl class="params"><dt>Parameters</dt><dd>
    528. 

  528.   <table class="params">
    529. 

  529.     <tr><td class="paramname">dst</td><td>Destination data is copied to. </td></tr>
    530. 

  530.     <tr><td class="paramname">src</td><td>Source data is copied from. </td></tr>
    531. 

  531.     <tr><td class="paramname">len</td><td>Amount of data words to be copied. </td></tr>
    532. 

  532.   </table>
    533. 

  533.   </dd>
    534. 

  534. </dl>
    535. 

  535. 

  536. </div>
    537. 

  537. </div>
    538. 

  538. <a class="anchor" id="ga16931f9ad84d7289e8218e169ae6db5d"></a>
    539. 

  539. <div class="memitem">
    540. 

  540. <div class="memproto">
    541. 

  541.       <table class="memname">
    542. 

  542.         <tr>
    543. 

  543.           <td class="memname"><a class="el" href="group__compiler__conntrol__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> void ARM_MPU_SetRegion </td>
    544. 

  544.           <td>(</td>
    545. 

  545.           <td class="paramtype">uint32_t&#160;</td>
    546. 

  546.           <td class="paramname"><em>rbar</em>, </td>
    547. 

  547.         </tr>
    548. 

  548.         <tr>
    549. 

  549.           <td class="paramkey"></td>
    550. 

  550.           <td></td>
    551. 

  551.           <td class="paramtype">uint32_t&#160;</td>
    552. 

  552.           <td class="paramname"><em>rasr</em>&#160;</td>
    553. 

  553.         </tr>
    554. 

  554.         <tr>
    555. 

  555.           <td></td>
    556. 

  556.           <td>)</td>
    557. 

  557.           <td></td><td></td>
    558. 

  558.         </tr>
    559. 

  559.       </table>
    560. 

  560. </div><div class="memdoc">
    561. 

  561. <p>Configure an MPU region.</p>
    562. 

  562. <p>The region number should be contained in the rbar value.</p>
    563. 

  563. <dl class="params"><dt>Parameters</dt><dd>
    564. 

  564.   <table class="params">
    565. 

  565.     <tr><td class="paramname">rbar</td><td>Value for <a class="el" href="structMPU__Type.html#a990c609b26d990b8ba832b110adfd353">RBAR</a> register. </td></tr>
    566. 

  566.     <tr><td class="paramname">rasr</td><td>Value for <a class="el" href="structMPU__Type.html#a8f00c4a5e31b0a8d103ed3b0732c17a3">RASR</a> register. </td></tr>
    567. 

  567.   </table>
    568. 

  568.   </dd>
    569. 

  569. </dl>
    570. 

  570. 

  571. </div>
    572. 

  572. </div>
    573. 

  573. <a class="anchor" id="ga042ba1a6a1a58795231459ac0410b809"></a>
    574. 

  574. <div class="memitem">
    575. 

  575. <div class="memproto">
    576. 

  576.       <table class="memname">
    577. 

  577.         <tr>
    578. 

  578.           <td class="memname"><a class="el" href="group__compiler__conntrol__gr.html#gaba87361bfad2ae52cfe2f40c1a1dbf9c">__STATIC_INLINE</a> void ARM_MPU_SetRegionEx </td>
    579. 

  579.           <td>(</td>
    580. 

  580.           <td class="paramtype">uint32_t&#160;</td>
    581. 

  581.           <td class="paramname"><em>rnr</em>, </td>
    582. 

  582.         </tr>
    583. 

  583.         <tr>
    584. 

  584.           <td class="paramkey"></td>
    585. 

  585.           <td></td>
    586. 

  586.           <td class="paramtype">uint32_t&#160;</td>
    587. 

  587.           <td class="paramname"><em>rbar</em>, </td>
    588. 

  588.         </tr>
    589. 

  589.         <tr>
    590. 

  590.           <td class="paramkey"></td>
    591. 

  591.           <td></td>
    592. 

  592.           <td class="paramtype">uint32_t&#160;</td>
    593. 

  593.           <td class="paramname"><em>rasr</em>&#160;</td>
    594. 

  594.         </tr>
    595. 

  595.         <tr>
    596. 

  596.           <td></td>
    597. 

  597.           <td>)</td>
    598. 

  598.           <td></td><td></td>
    599. 

  599.         </tr>
    600. 

  600.       </table>
    601. 

  601. </div><div class="memdoc">
    602. 

  602. <p>Configure the given MPU region. </p>
    603. 

  603. <dl class="params"><dt>Parameters</dt><dd>
    604. 

  604.   <table class="params">
    605. 

  605.     <tr><td class="paramname">rnr</td><td>Region number to be configured. </td></tr>
    606. 

  606.     <tr><td class="paramname">rbar</td><td>Value for <a class="el" href="structMPU__Type.html#a990c609b26d990b8ba832b110adfd353">RBAR</a> register. </td></tr>
    607. 

  607.     <tr><td class="paramname">rasr</td><td>Value for <a class="el" href="structMPU__Type.html#a8f00c4a5e31b0a8d103ed3b0732c17a3">RASR</a> register. </td></tr>
    608. 

  608.   </table>
    609. 

  609.   </dd>
    610. 

  610. </dl>
    611. 

  611. 

  612. </div>
    613. 

  613. </div>
    614. 

  614. </div><!-- contents -->
    615. 

  615. </div><!-- doc-content -->
    616. 

  616. <!-- start footer part -->
    617. 

  617. <div id="nav-path" class="navpath"><!-- id is needed for treeview function! -->
    618. 

  618.   <ul>
    619. 

  619.     <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.
    620. 

  620. 	<!--
    621. 

  621.     <a href="http://www.doxygen.org/index.html">
    622. 

  622.     <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.8.6 
    623. 

  623. 	-->
    624. 

  624. 	</li>
    625. 

  625.   </ul>
    626. 

  626. </div>
    627. 

  627. </body>
    628. 

  628. </html>
    629.