]> begriffs open source - cmsis/blob - main/Core/html/cmsis_files_dfps.html
Update documentation for branch main
[cmsis] / main / Core / html / cmsis_files_dfps.html
1 <!-- HTML header for doxygen 1.9.6-->
2 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
3 <html xmlns="http://www.w3.org/1999/xhtml" lang="en-US">
4 <head>
5 <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
6 <meta http-equiv="X-UA-Compatible" content="IE=11"/>
7 <meta name="viewport" content="width=device-width, initial-scale=1"/>
8 <title>CMSIS-Core (Cortex-M): Delivery in CMSIS-Packs</title>
9 <link href="doxygen.css" rel="stylesheet" type="text/css"/>
10 <link href="tabs.css" rel="stylesheet" type="text/css"/>
11 <link href="extra_navtree.css" rel="stylesheet" type="text/css"/>
12 <link href="extra_stylesheet.css" rel="stylesheet" type="text/css"/>
13 <link href="extra_search.css" rel="stylesheet" type="text/css"/>
14 <script type="text/javascript" src="jquery.js"></script>
15 <script type="text/javascript" src="dynsections.js"></script>
16 <script type="text/javascript" src="printComponentTabs.js"></script>
17 <script type="text/javascript" src="footer.js"></script>
18 <script type="text/javascript" src="navtree.js"></script>
19 <link href="navtree.css" rel="stylesheet" type="text/css"/>
20 <script type="text/javascript" src="resize.js"></script>
21 <script type="text/javascript" src="navtreedata.js"></script>
22 <script type="text/javascript" src="navtree.js"></script>
23 <link href="search/search.css" rel="stylesheet" type="text/css"/>
24 <script type="text/javascript" src="search/searchdata.js"></script>
25 <script type="text/javascript" src="search/search.js"></script>
26 <script type="text/javascript">
27 /* @license magnet:?xt=urn:btih:d3d9a9a6595521f9666a5e94cc830dab83b65699&amp;dn=expat.txt MIT */
28   $(document).ready(function() { init_search(); });
29 /* @license-end */
30 </script>
31 <script type="text/javascript" src="darkmode_toggle.js"></script>
32 <link href="extra_stylesheet.css" rel="stylesheet" type="text/css"/>
33 <link href="extra_navtree.css" rel="stylesheet" type="text/css"/>
34 <link href="extra_search.css" rel="stylesheet" type="text/css"/>
35 <link href="version.css" rel="stylesheet" type="text/css" />
36 <script type="text/javascript" src="../../../version.js"></script>
37 </head>
38 <body>
39 <div id="top"><!-- do not remove this div, it is closed by doxygen! -->
40 <div id="titlearea">
41 <table cellspacing="0" cellpadding="0">
42  <tbody>
43  <tr style="height: 55px;">
44   <td id="projectlogo" style="padding: 1.5em;"><img alt="Logo" src="cmsis_logo_white_small.png"/></td>
45   <td style="padding-left: 1em; padding-bottom: 1em;padding-top: 1em;">
46    <div id="projectname">CMSIS-Core (Cortex-M)
47    &#160;<span id="projectnumber"><script type="text/javascript">
48      <!--
49      writeHeader.call(this);
50      writeVersionDropdown.call(this);
51      //-->
52     </script>
53    </span>
54    </div>
55    <div id="projectbrief">CMSIS-Core support for Cortex-M processor-based devices</div>
56   </td>
57    <td>        <div id="MSearchBox" class="MSearchBoxInactive">
58         <span class="left">
59           <span id="MSearchSelect"                onmouseover="return searchBox.OnSearchSelectShow()"                onmouseout="return searchBox.OnSearchSelectHide()">&#160;</span>
60           <input type="text" id="MSearchField" value="" placeholder="Search" accesskey="S"
61                onfocus="searchBox.OnSearchFieldFocus(true)" 
62                onblur="searchBox.OnSearchFieldFocus(false)" 
63                onkeyup="searchBox.OnSearchFieldChange(event)"/>
64           </span><span class="right">
65             <a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.svg" alt=""/></a>
66           </span>
67         </div>
68 </td>
69   <!--END !PROJECT_NAME-->
70  </tr>
71  </tbody>
72 </table>
73 </div>
74 <!-- end header part -->
75 <div id="CMSISnav" class="tabs1">
76   <ul class="tablist">
77     <script type="text/javascript">
78       writeComponentTabs.call(this);
79     </script>
80   </ul>
81 </div>
82 <script type="text/javascript">
83   writeSubComponentTabs.call(this);
84 </script>
85 <!-- Generated by Doxygen 1.9.6 -->
86 <script type="text/javascript">
87 /* @license magnet:?xt=urn:btih:d3d9a9a6595521f9666a5e94cc830dab83b65699&amp;dn=expat.txt MIT */
88 var searchBox = new SearchBox("searchBox", "search/",'.html');
89 /* @license-end */
90 </script>
91 </div><!-- top -->
92 <div id="side-nav" class="ui-resizable side-nav-resizable">
93   <div id="nav-tree">
94     <div id="nav-tree-contents">
95       <div id="nav-sync" class="sync"></div>
96     </div>
97   </div>
98   <div id="splitbar" style="-moz-user-select:none;" 
99        class="ui-resizable-handle">
100   </div>
101 </div>
102 <script type="text/javascript">
103 /* @license magnet:?xt=urn:btih:d3d9a9a6595521f9666a5e94cc830dab83b65699&amp;dn=expat.txt MIT */
104 $(document).ready(function(){initNavTree('cmsis_files_dfps.html',''); initResizable(); });
105 /* @license-end */
106 </script>
107 <div id="doc-content">
108 <!-- window showing the filter options -->
109 <div id="MSearchSelectWindow"
110      onmouseover="return searchBox.OnSearchSelectShow()"
111      onmouseout="return searchBox.OnSearchSelectHide()"
112      onkeydown="return searchBox.OnSearchSelectKey(event)">
113 </div>
114
115 <!-- iframe showing the search results (closed by default) -->
116 <div id="MSearchResultsWindow">
117 <div id="MSearchResults">
118 <div class="SRPage">
119 <div id="SRIndex">
120 <div id="SRResults"></div>
121 <div class="SRStatus" id="Loading">Loading...</div>
122 <div class="SRStatus" id="Searching">Searching...</div>
123 <div class="SRStatus" id="NoMatches">No Matches</div>
124 </div>
125 </div>
126 </div>
127 </div>
128
129 <div><div class="header">
130   <div class="headertitle"><div class="title">Delivery in CMSIS-Packs </div></div>
131 </div><!--header-->
132 <div class="contents">
133 <div class="textblock"><p><a class="anchor" id="md_src_core_files_in_packs"></a> In simple individual cases the <a class="el" href="cmsis_core_files.html">CMSIS-Core Files</a> can be delivered to developers as part of example projects and SDKs. But the most scalable approach with improved usability is to provide them packaged in <a href="https://www.open-cmsis-pack.org">Open-CMSIS-Pack format</a>, and this page explains how to do this.</p>
134 <p>The <a class="el" href="cmsis_core_files.html#cmsis_standard_files">CMSIS-Core Standard Files</a> are provided as part of <a href="../../General/html/cmsis_pack.html">CMSIS Software pack</a> under <b>CMSIS</b> class of components and compose there the <b>CORE</b> group.</p>
135 <p>The <a class="el" href="cmsis_device_files.html">CMSIS-Core Device Files</a> are delivered in <a href="https://open-cmsis-pack.github.io/Open-CMSIS-Pack-Spec/main/html/cp_PackTutorial.html#createPack_DFP">CMSIS Device Family Packs (DFPs)</a> that provide necessary mechanisms for device support in embedded software. The DFPs are typically maintained by device vendors.</p>
136 <p>Since <a class="el" href="device_h_pg.html">Device Header File &lt;Device.h&gt;</a> does not need to be modified in the project, it can be made accessible with its include path.</p>
137 <p>For uniform experience, the files <a class="el" href="startup_c_pg.html">Startup File startup_&lt;Device&gt;.c</a> and <a class="el" href="system_c_pg.html">System Configuration Files system_&lt;Device&gt;.c and system_&lt;Device&gt;.h</a> should be provided in the DFP as part of <b>Device</b> class in the <b>Startup</b> group and defined as configuration files, meaning they are copied from the pack into a project folder and can be modifed there if necessary.</p>
138 <p>Below is an example of how CMSIS-Core device files can be defined in a .pdsc file of DFP pack, based on the implementation for a generic Cortex-M55 device.</p>
139 <div class="fragment"><div class="line">&lt;<span class="keywordtype">components</span>&gt;</div>
140 <div class="line">  <span class="comment">&lt;!-- CMSIS-Startup components --&gt;</span></div>
141 <div class="line">  </div>
142 <div class="line">  <span class="comment">&lt;!-- Cortex-M55 --&gt;</span></div>
143 <div class="line">  &lt;<span class="keywordtype">component</span> <span class="keyword">Cclass</span>=<span class="stringliteral">&quot;Device&quot;</span> <span class="keyword">Cgroup</span>=<span class="stringliteral">&quot;Startup&quot;</span> <span class="keyword">Cvariant</span>=<span class="stringliteral">&quot;C Startup&quot;</span> <span class="keyword">Cversion</span>=<span class="stringliteral">&quot;2.2.0&quot;</span> <span class="keyword">condition</span>=<span class="stringliteral">&quot;ARMCM55 CMSIS&quot;</span> <span class="keyword">isDefaultVariant</span>=<span class="stringliteral">&quot;true&quot;</span>&gt;</div>
144 <div class="line">    &lt;<span class="keywordtype">description</span>&gt;<span class="keyword">System</span> <span class="keyword">and</span> <span class="keyword">Startup</span> <span class="keyword">for</span> <span class="keyword">Generic</span> <span class="keyword">Cortex-M55</span> <span class="keyword">device</span>&lt;/<span class="keywordtype">description</span>&gt;</div>
145 <div class="line">    &lt;<span class="keywordtype">files</span>&gt;</div>
146 <div class="line">      <span class="comment">&lt;!-- include folder / device header file --&gt;</span></div>
147 <div class="line">      &lt;<span class="keywordtype">file</span> <span class="keyword">category</span>=<span class="stringliteral">&quot;include&quot;</span> <span class="keyword">name</span>=<span class="stringliteral">&quot;Device/ARMCM55/Include/&quot;</span>/&gt;</div>
148 <div class="line">      <span class="comment">&lt;!-- startup / system file --&gt;</span></div>
149 <div class="line">      &lt;<span class="keywordtype">file</span> <span class="keyword">category</span>=<span class="stringliteral">&quot;sourceC&quot;</span> <span class="keyword">name</span>=<span class="stringliteral">&quot;Device/ARMCM55/Source/startup_ARMCM55.c&quot;</span>   <span class="keyword">version</span>=<span class="stringliteral">&quot;1.1.0&quot;</span> <span class="keyword">attr</span>=<span class="stringliteral">&quot;config&quot;</span>/&gt;</div>
150 <div class="line">      &lt;<span class="keywordtype">file</span> <span class="keyword">category</span>=<span class="stringliteral">&quot;sourceC&quot;</span> <span class="keyword">name</span>=<span class="stringliteral">&quot;Device/ARMCM55/Source/system_ARMCM55.c&quot;</span>    <span class="keyword">version</span>=<span class="stringliteral">&quot;1.1.0&quot;</span> <span class="keyword">attr</span>=<span class="stringliteral">&quot;config&quot;</span>/&gt;</div>
151 <div class="line">      <span class="comment">&lt;!-- SAU configuration --&gt;</span></div>
152 <div class="line">      &lt;<span class="keywordtype">file</span> <span class="keyword">category</span>=<span class="stringliteral">&quot;header&quot;</span>  <span class="keyword">name</span>=<span class="stringliteral">&quot;Device/ARMCM55/Config/partition_ARMCM55.h&quot;</span> <span class="keyword">version</span>=<span class="stringliteral">&quot;1.0.0&quot;</span> <span class="keyword">attr</span>=<span class="stringliteral">&quot;config&quot;</span> <span class="keyword">condition</span>=<span class="stringliteral">&quot;TZ Secure&quot;</span>/&gt;</div>
153 <div class="line">    &lt;/<span class="keywordtype">files</span>&gt;</div>
154 <div class="line">  &lt;/<span class="keywordtype">component</span>&gt;</div>
155 <div class="line">  </div>
156 <div class="line">&lt;/<span class="keywordtype">components</span>&gt;</div>
157 </div><!-- fragment --><p>Since the <a class="el" href="cmsis_device_files.html">CMSIS-Core Device Files</a> require access to implementations from <a class="el" href="cmsis_core_files.html#cmsis_standard_files">CMSIS-Core Standard Files</a>, the Device Family Packs need to specify the dependency on <b>CMSIS:CORE</b> component. In the code above this is done with the <code>condition="ARMCM55 CMSIS"</code> that is defined in the same .psdc file as:</p>
158 <div class="fragment"><div class="line">&lt;<span class="keywordtype">conditions</span>&gt;</div>
159 <div class="line">  </div>
160 <div class="line">  &lt;<span class="keywordtype">condition</span> <span class="keyword">id</span>=<span class="stringliteral">&quot;ARMCM55 CMSIS&quot;</span>&gt;</div>
161 <div class="line">    &lt;<span class="keywordtype">description</span>&gt;<span class="keyword">Generic</span> <span class="keyword">Arm</span> <span class="keyword">Cortex-M55</span> <span class="keyword">device</span> <span class="keyword">startup</span> <span class="keyword">and</span> <span class="keyword">depends</span> <span class="keyword">on</span> <span class="keyword">CMSIS</span> <span class="keyword">Core</span>&lt;/<span class="keywordtype">description</span>&gt;</div>
162 <div class="line">    &lt;<span class="keywordtype">require</span> <span class="keyword">Dvendor</span>=<span class="stringliteral">&quot;ARM:82&quot;</span> <span class="keyword">Dname</span>=<span class="stringliteral">&quot;ARMCM55*&quot;</span>/&gt;</div>
163 <div class="line">    &lt;<span class="keywordtype">require</span> <span class="keyword">Cclass</span>=<span class="stringliteral">&quot;CMSIS&quot;</span> <span class="keyword">Cgroup</span>=<span class="stringliteral">&quot;CORE&quot;</span>/&gt;</div>
164 <div class="line">  &lt;/<span class="keywordtype">condition</span>&gt;</div>
165 <div class="line">  </div>
166 <div class="line">&lt;/<span class="keywordtype">conditions</span>&gt;</div>
167 </div><!-- fragment --><h1><a class="anchor" id="device_examples"></a>
168 Device Examples</h1>
169 <p>The <a href="https://github.com/ARM-software/CMSIS-DFP">CMSIS-DFP pack</a> provides generic device definitions for standard Arm Cortex-M cores and contains corresponding <a class="el" href="cmsis_device_files.html">CMSIS-Core Device Files</a>.</p>
170 <p>These files can be used as a reference for device support in a DFP pack, but can also be used in projects that require standard Arm processors functionality. See <a class="el" href="using_pg.html#using_arm">Use generic Arm Devices</a>.</p>
171 <p>Looking at other Device Family Packs can be also helpful to understand the CMSIS-Core support with DFPs. The list of public CMSIS packs (including DFPs) can be found at <a href="https://www.keil.arm.com/packs/">keil.arm.com/packs</a>. </p>
172 </div></div><!-- contents -->
173 </div><!-- PageDoc -->
174 </div><!-- doc-content -->
175 <!-- start footer part -->
176 <div id="nav-path" class="navpath"><!-- id is needed for treeview function! -->
177   <ul>
178     <li class="footer">
179       <script type="text/javascript">
180         <!--
181         writeFooter.call(this);
182         //-->
183       </script> 
184     </li>
185   </ul>
186 </div>
187 </body>
188 </html>