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| author | rihab kouki <rihab.kouki@st.com> | 2020-07-28 11:24:49 +0100 |
|---|---|---|
| committer | rihab kouki <rihab.kouki@st.com> | 2020-07-28 11:24:49 +0100 |
| commit | 96d6da4e252b06dcfdc041e7df23e86161c33007 (patch) | |
| tree | a262f59bb1db7ec7819acae435f5049cbe5e2354 /docs/Core/html/startup_c_pg.html | |
| parent | 9f95ff5b6ba01db09552b84a0ab79607060a2666 (diff) | |
| download | st-cmsis-core-lowfat-master.tar.gz st-cmsis-core-lowfat-master.tar.bz2 st-cmsis-core-lowfat-master.zip | |
Diffstat (limited to 'docs/Core/html/startup_c_pg.html')
| -rw-r--r-- | docs/Core/html/startup_c_pg.html | 319 |
1 files changed, 319 insertions, 0 deletions
diff --git a/docs/Core/html/startup_c_pg.html b/docs/Core/html/startup_c_pg.html new file mode 100644 index 0000000..c6fa7c9 --- /dev/null +++ b/docs/Core/html/startup_c_pg.html @@ -0,0 +1,319 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html xmlns="http://www.w3.org/1999/xhtml"> +<head> +<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> +<meta http-equiv="X-UA-Compatible" content="IE=9"/> +<title>Startup File startup_<device>.c</title> +<title>CMSIS-Core (Cortex-M): Startup File startup_<device>.c</title> +<link href="tabs.css" rel="stylesheet" type="text/css"/> +<link href="cmsis.css" rel="stylesheet" type="text/css" /> +<script type="text/javascript" src="jquery.js"></script> +<script type="text/javascript" src="dynsections.js"></script> +<script type="text/javascript" src="printComponentTabs.js"></script> +<link href="navtree.css" rel="stylesheet" type="text/css"/> +<script type="text/javascript" src="resize.js"></script> +<script type="text/javascript" src="navtree.js"></script> +<script type="text/javascript"> + $(document).ready(initResizable); + $(window).load(resizeHeight); +</script> +<link href="search/search.css" rel="stylesheet" type="text/css"/> +<script type="text/javascript" src="search/search.js"></script> +<script type="text/javascript"> + $(document).ready(function() { searchBox.OnSelectItem(0); }); +</script> +</head> +<body> +<div id="top"><!-- do not remove this div, it is closed by doxygen! --> +<div id="titlearea"> +<table cellspacing="0" cellpadding="0"> + <tbody> + <tr style="height: 46px;"> + <td id="projectlogo"><img alt="Logo" src="CMSIS_Logo_Final.png"/></td> + <td style="padding-left: 0.5em;"> + <div id="projectname">CMSIS-Core (Cortex-M) +  <span id="projectnumber">Version 5.3.0</span> + </div> + <div id="projectbrief">CMSIS-Core support for Cortex-M processor-based devices</div> + </td> + </tr> + </tbody> +</table> +</div> +<!-- end header part --> +<div id="CMSISnav" class="tabs1"> + <ul class="tablist"> + <script type="text/javascript"> + <!-- + writeComponentTabs.call(this); + //--> + </script> + </ul> +</div> +<!-- Generated by Doxygen 1.8.6 --> +<script type="text/javascript"> +var searchBox = new SearchBox("searchBox", "search",false,'Search'); +</script> + <div id="navrow1" class="tabs"> + <ul class="tablist"> + <li><a href="index.html"><span>Main Page</span></a></li> + <li class="current"><a href="pages.html"><span>Usage and Description</span></a></li> + <li><a href="modules.html"><span>Reference</span></a></li> + <li> + <div id="MSearchBox" class="MSearchBoxInactive"> + <span class="left"> + <img id="MSearchSelect" src="search/mag_sel.png" + onmouseover="return searchBox.OnSearchSelectShow()" + onmouseout="return searchBox.OnSearchSelectHide()" + alt=""/> + <input type="text" id="MSearchField" value="Search" accesskey="S" + onfocus="searchBox.OnSearchFieldFocus(true)" + onblur="searchBox.OnSearchFieldFocus(false)" + onkeyup="searchBox.OnSearchFieldChange(event)"/> + </span><span class="right"> + <a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a> + </span> + </div> + </li> + </ul> + </div> +</div><!-- top --> +<div id="side-nav" class="ui-resizable side-nav-resizable"> + <div id="nav-tree"> + <div id="nav-tree-contents"> + <div id="nav-sync" class="sync"></div> + </div> + </div> + <div id="splitbar" style="-moz-user-select:none;" + class="ui-resizable-handle"> + </div> +</div> +<script type="text/javascript"> +$(document).ready(function(){initNavTree('startup_c_pg.html','');}); +</script> +<div id="doc-content"> +<!-- window showing the filter options --> +<div id="MSearchSelectWindow" + onmouseover="return searchBox.OnSearchSelectShow()" + onmouseout="return searchBox.OnSearchSelectHide()" + onkeydown="return searchBox.OnSearchSelectKey(event)"> +<a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark"> </span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark"> </span>Data Structures</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark"> </span>Files</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark"> </span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark"> </span>Variables</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark"> </span>Enumerations</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(6)"><span class="SelectionMark"> </span>Enumerator</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(7)"><span class="SelectionMark"> </span>Groups</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(8)"><span class="SelectionMark"> </span>Pages</a></div> + +<!-- iframe showing the search results (closed by default) --> +<div id="MSearchResultsWindow"> +<iframe src="javascript:void(0)" frameborder="0" + name="MSearchResults" id="MSearchResults"> +</iframe> +</div> + +<div class="header"> + <div class="headertitle"> +<div class="title">Startup File startup_<device>.c </div> </div> +</div><!--header--> +<div class="contents"> +<div class="textblock"><p>The <a class="el" href="startup_c_pg.html">Startup File startup_<device>.c</a> contains:</p> +<ul> +<li>The reset handler which is executed after CPU reset and typically calls the <a class="el" href="group__system__init__gr.html#ga93f514700ccf00d08dbdcff7f1224eb2">SystemInit</a> function.</li> +<li>The setup values for the Main Stack Pointer (MSP).</li> +<li>Exception vectors of the Cortex-M Processor with weak functions that implement default routines.</li> +<li>Interrupt vectors that are device specific with weak functions that implement default routines.</li> +</ul> +<p>The file exists for each supported toolchain and is the only tool-chain specific CMSIS file.</p> +<p>To adapt the file to a new device only the interrupt vector table needs to be extended with the device-specific interrupt handlers. The naming convention for the interrupt handler names are <interrupt_name>_IRQHandler. This table needs to be consistent with <a class="el" href="group__NVIC__gr.html#ga7e1129cd8a196f4284d41db3e82ad5c8">IRQn_Type</a> that defines all the IRQ numbers for each interrupt.</p> +<p><b>Example:</b> </p> +<p>The following example shows the extension of the interrupt vector table for the LPC1100 device family.</p> +<div class="fragment"><div class="line"><span class="comment">/*----------------------------------------------------------------------------</span></div> +<div class="line"><span class="comment"> Exception / Interrupt Handler</span></div> +<div class="line"><span class="comment"> *----------------------------------------------------------------------------*/</span></div> +<div class="line"><span class="comment">/* Exceptions */</span></div> +<div class="line"><span class="keywordtype">void</span> WAKEUP0_IRQHandler (<span class="keywordtype">void</span>) __attribute__ ((weak, alias("Default_Handler")));</div> +<div class="line"><span class="keywordtype">void</span> WAKEUP1_IRQHandler (<span class="keywordtype">void</span>) __attribute__ ((weak, alias("Default_Handler")));</div> +<div class="line"><span class="keywordtype">void</span> WAKEUP2_IRQHandler (<span class="keywordtype">void</span>) __attribute__ ((weak, alias("Default_Handler")));</div> +<div class="line"><span class="comment">// :</span></div> +<div class="line"><span class="comment">// :</span></div> +<div class="line"><span class="keywordtype">void</span> EINT1_IRQHandler (<span class="keywordtype">void</span>) __attribute__ ((weak, alias("Default_Handler")));</div> +<div class="line"><span class="keywordtype">void</span> EINT2_IRQHandler (<span class="keywordtype">void</span>) __attribute__ ((weak, alias("Default_Handler")));</div> +<div class="line"><span class="comment">// :</span></div> +<div class="line"><span class="comment">// :</span></div> +<div class="line"></div> +<div class="line"><span class="comment">/*----------------------------------------------------------------------------</span></div> +<div class="line"><span class="comment"> Exception / Interrupt Vector table</span></div> +<div class="line"><span class="comment"> *----------------------------------------------------------------------------*/</span></div> +<div class="line">extern const pFunc <a class="code" href="group__compiler__conntrol__gr.html#gab94ebeb20055f1848d7b707d3c7cfc5d">__VECTOR_TABLE</a>[240];</div> +<div class="line"> const pFunc __VECTOR_TABLE[240] <a class="code" href="group__compiler__conntrol__gr.html#ga4f65c96effa79fbd610fea43ee7d745b">__VECTOR_TABLE_ATTRIBUTE</a> = {</div> +<div class="line"> (pFunc)(&<a class="code" href="group__compiler__conntrol__gr.html#ga1002e751427b1189f92787d4e4eef965">__INITIAL_SP</a>), <span class="comment">/* Initial Stack Pointer */</span></div> +<div class="line"> Reset_Handler, <span class="comment">/* Reset Handler */</span></div> +<div class="line"> NMI_Handler, <span class="comment">/* -14 NMI Handler */</span></div> +<div class="line"> HardFault_Handler, <span class="comment">/* -13 Hard Fault Handler */</span></div> +<div class="line"> MemManage_Handler, <span class="comment">/* -12 MPU Fault Handler */</span></div> +<div class="line"> BusFault_Handler, <span class="comment">/* -11 Bus Fault Handler */</span></div> +<div class="line"> UsageFault_Handler, <span class="comment">/* -10 Usage Fault Handler */</span></div> +<div class="line"> 0, <span class="comment">/* Reserved */</span></div> +<div class="line"> 0, <span class="comment">/* Reserved */</span></div> +<div class="line"> 0, <span class="comment">/* Reserved */</span></div> +<div class="line"> 0, <span class="comment">/* Reserved */</span></div> +<div class="line"> SVC_Handler, <span class="comment">/* -5 SVCall Handler */</span></div> +<div class="line"> DebugMon_Handler, <span class="comment">/* -4 Debug Monitor Handler */</span></div> +<div class="line"> 0, <span class="comment">/* Reserved */</span></div> +<div class="line"> PendSV_Handler, <span class="comment">/* -2 PendSV Handler */</span></div> +<div class="line"> SysTick_Handler, <span class="comment">/* -1 SysTick Handler */</span></div> +<div class="line"></div> +<div class="line"> <span class="comment">/* Interrupts */</span></div> +<div class="line"> WAKEUP0_IRQHandler, <span class="comment">/* 0 Wakeup PIO0.0 */</span></div> +<div class="line"> WAKEUP1_IRQHandler, <span class="comment">/* 1 Wakeup PIO0.1 */</span></div> +<div class="line"> WAKEUP2_IRQHandler, <span class="comment">/* 2 Wakeup PIO0.2 */</span></div> +<div class="line"> <span class="comment">// :</span></div> +<div class="line"> <span class="comment">// :</span></div> +<div class="line"> EINT1_IRQHandler, <span class="comment">/* 30 PIO INT1 */</span></div> +<div class="line"> EINT2_IRQHandler, <span class="comment">/* 31 PIO INT2 */</span></div> +<div class="line"> <span class="comment">// :</span></div> +<div class="line"> <span class="comment">// :</span></div> +<div class="line">};</div> +</div><!-- fragment --><h1><a class="anchor" id="startup_c_sec"></a> +startup_Device.c Template File</h1> +<p>A compiler agnostic <a class="el" href="startup_c_pg.html#startup_c_sec">startup_Device.c Template File</a> for an Armv7-M processor like Cortex-M3 is shown below. The C startup file relys on certain compiler specific preprocessor defines specified in CMSIS compiler headers:</p> +<ul> +<li><a class="el" href="group__compiler__conntrol__gr.html#ga1002e751427b1189f92787d4e4eef965">__INITIAL_SP</a></li> +<li><a class="el" href="group__compiler__conntrol__gr.html#ga84b0bad4aa39632d3faea46aa1e102a8">__STACK_LIMIT</a></li> +<li><a class="el" href="group__compiler__conntrol__gr.html#ga72db8b026c5e100254080fefabd9fd88">__PROGRAM_START</a></li> +<li><a class="el" href="group__compiler__conntrol__gr.html#gab94ebeb20055f1848d7b707d3c7cfc5d">__VECTOR_TABLE</a></li> +<li><a class="el" href="group__compiler__conntrol__gr.html#ga4f65c96effa79fbd610fea43ee7d745b">__VECTOR_TABLE_ATTRIBUTE</a></li> +</ul> +<pre class="fragment">/****************************************************************************** + * @file startup_Device.c + * @brief CMSIS-Core(M) Device Startup File for <Device> + * @version V2.0.0 + * @date 20. May 2019 + ******************************************************************************/ +/* + * Copyright (c) 2009-2019 Arm Limited. All rights reserved. + * + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed under the Apache License, Version 2.0 (the License); you may + * not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an AS IS BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "<Device>.h" + +/*---------------------------------------------------------------------------- + Exception / Interrupt Handler Function Prototype + *----------------------------------------------------------------------------*/ +typedef void( *pFunc )( void ); + +/*---------------------------------------------------------------------------- + External References + *----------------------------------------------------------------------------*/ +extern uint32_t __INITIAL_SP; + +extern __NO_RETURN void __PROGRAM_START(void); + +/*---------------------------------------------------------------------------- + Internal References + *----------------------------------------------------------------------------*/ +void __NO_RETURN Default_Handler(void); +void __NO_RETURN Reset_Handler (void); + +/*---------------------------------------------------------------------------- + Exception / Interrupt Handler + *----------------------------------------------------------------------------*/ +/* Exceptions */ +void NMI_Handler (void) __attribute__ ((weak, alias("Default_Handler"))); +void HardFault_Handler (void) __attribute__ ((weak, alias("Default_Handler"))); +void MemManage_Handler (void) __attribute__ ((weak, alias("Default_Handler"))); +void BusFault_Handler (void) __attribute__ ((weak, alias("Default_Handler"))); +void UsageFault_Handler (void) __attribute__ ((weak, alias("Default_Handler"))); +void SVC_Handler (void) __attribute__ ((weak, alias("Default_Handler"))); +void DebugMon_Handler (void) __attribute__ ((weak, alias("Default_Handler"))); +void PendSV_Handler (void) __attribute__ ((weak, alias("Default_Handler"))); +void SysTick_Handler (void) __attribute__ ((weak, alias("Default_Handler"))); + +void Interrupt0_Handler (void) __attribute__ ((weak, alias("Default_Handler"))); +void Interrupt1_Handler (void) __attribute__ ((weak, alias("Default_Handler"))); +void Interrupt2_Handler (void) __attribute__ ((weak, alias("Default_Handler"))); +void Interrupt3_Handler (void) __attribute__ ((weak, alias("Default_Handler"))); +void Interrupt4_Handler (void) __attribute__ ((weak, alias("Default_Handler"))); +void Interrupt5_Handler (void) __attribute__ ((weak, alias("Default_Handler"))); +void Interrupt6_Handler (void) __attribute__ ((weak, alias("Default_Handler"))); +void Interrupt7_Handler (void) __attribute__ ((weak, alias("Default_Handler"))); +void Interrupt8_Handler (void) __attribute__ ((weak, alias("Default_Handler"))); +void Interrupt9_Handler (void) __attribute__ ((weak, alias("Default_Handler"))); + + +/*---------------------------------------------------------------------------- + Exception / Interrupt Vector table + *----------------------------------------------------------------------------*/ +extern const pFunc __VECTOR_TABLE[240]; + const pFunc __VECTOR_TABLE[240] __VECTOR_TABLE_ATTRIBUTE = { + (pFunc)(&__INITIAL_SP), /* Initial Stack Pointer */ + Reset_Handler, /* Reset Handler */ + NMI_Handler, /* -14 NMI Handler */ + HardFault_Handler, /* -13 Hard Fault Handler */ + MemManage_Handler, /* -12 MPU Fault Handler */ + BusFault_Handler, /* -11 Bus Fault Handler */ + UsageFault_Handler, /* -10 Usage Fault Handler */ + 0, /* Reserved */ + 0, /* Reserved */ + 0, /* Reserved */ + 0, /* Reserved */ + SVC_Handler, /* -5 SVCall Handler */ + DebugMon_Handler, /* -4 Debug Monitor Handler */ + 0, /* Reserved */ + PendSV_Handler, /* -2 PendSV Handler */ + SysTick_Handler, /* -1 SysTick Handler */ + + /* Interrupts */ + Interrupt0_Handler, /* 0 Interrupt 0 */ + Interrupt1_Handler, /* 1 Interrupt 1 */ + Interrupt2_Handler, /* 2 Interrupt 2 */ + Interrupt3_Handler, /* 3 Interrupt 3 */ + Interrupt4_Handler, /* 4 Interrupt 4 */ + Interrupt5_Handler, /* 5 Interrupt 5 */ + Interrupt6_Handler, /* 6 Interrupt 6 */ + Interrupt7_Handler, /* 7 Interrupt 7 */ + Interrupt8_Handler, /* 8 Interrupt 8 */ + Interrupt9_Handler /* 9 Interrupt 9 */ + /* Interrupts 10 .. 223 are left out */ +}; + +/*---------------------------------------------------------------------------- + Reset Handler called on controller reset + *----------------------------------------------------------------------------*/ +void Reset_Handler(void) +{ + SystemInit(); /* CMSIS System Initialization */ + __PROGRAM_START(); /* Enter PreMain (C library entry point) */ +} + +/*---------------------------------------------------------------------------- + Default Handler for Exceptions / Interrupts + *----------------------------------------------------------------------------*/ +void Default_Handler(void) +{ + while(1); +} +</pre> </div></div><!-- contents --> +</div><!-- doc-content --> +<!-- start footer part --> +<div id="nav-path" class="navpath"><!-- id is needed for treeview function! --> + <ul> + <li class="navelem"><a class="el" href="templates_pg.html">CMSIS-Core Device Templates</a></li> + <li class="footer">Generated on Wed Jul 10 2019 15:20:25 for CMSIS-Core (Cortex-M) Version 5.3.0 by Arm Ltd. All rights reserved. + <!-- + <a href="http://www.doxygen.org/index.html"> + <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.8.6 + --> + </li> + </ul> +</div> +</body> +</html> |