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<section id="gpio-tool">
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<span id="gpio-convert-tool"></span><h1>Gpio Tool<a class="headerlink" href="#gpio-tool" title="Permalink to this heading"></a></h1>
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<p><code class="docutils literal notranslate"><span class="pre">GenGpioData.py</span></code> is a utility that converts the GPIO pin data from one format to other. The formats currently supported are [h, csv, txt, dsc, yaml, dlt]. <code class="docutils literal notranslate"><span class="pre">h,</span> <span class="pre">csv,</span> <span class="pre">txt</span></code> formats are external to SBL and <code class="docutils literal notranslate"><span class="pre">dsc,</span> <span class="pre">yaml,</span> <span class="pre">dlt</span></code> formats are known to SBL. So, this tool provides a way to convert one of the <code class="docutils literal notranslate"><span class="pre">h,</span> <span class="pre">csv,</span> <span class="pre">txt</span></code> to <code class="docutils literal notranslate"><span class="pre">dsc,</span> <span class="pre">yaml,</span> <span class="pre">dlt</span></code> and vice-versa.</p>
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<p>Each of the above mentioned formats is as follows:</p>
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<ul>
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<li><p>h:</p>
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<div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="n">This</span> <span class="nb">format</span> <span class="n">expects</span> <span class="n">an</span> <span class="n">instance</span> <span class="n">of</span> <span class="n">the</span> <span class="n">following</span> <span class="n">GPIO_INIT_CONFIG</span> <span class="n">structure</span><span class="p">:</span>
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<span class="n">typedef</span> <span class="n">struct</span> <span class="p">{</span>
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<span class="n">UINT32</span> <span class="n">PadMode</span> <span class="p">:</span> <span class="mi">5</span><span class="p">;</span>
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<span class="n">UINT32</span> <span class="n">HostSoftPadOwn</span> <span class="p">:</span> <span class="mi">2</span><span class="p">;</span>
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<span class="n">UINT32</span> <span class="n">Direction</span> <span class="p">:</span> <span class="mi">6</span><span class="p">;</span>
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<span class="n">UINT32</span> <span class="n">OutputState</span> <span class="p">:</span> <span class="mi">2</span><span class="p">;</span>
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<span class="n">UINT32</span> <span class="n">InterruptConfig</span> <span class="p">:</span> <span class="mi">9</span><span class="p">;</span>
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<span class="n">UINT32</span> <span class="n">PowerConfig</span> <span class="p">:</span> <span class="mi">8</span><span class="p">;</span>
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<span class="n">UINT32</span> <span class="n">ElectricalConfig</span> <span class="p">:</span> <span class="mi">9</span><span class="p">;</span>
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<span class="n">UINT32</span> <span class="n">LockConfig</span> <span class="p">:</span> <span class="mi">4</span><span class="p">;</span>
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<span class="n">UINT32</span> <span class="n">OtherSettings</span> <span class="p">:</span> <span class="mi">9</span><span class="p">;</span>
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<span class="n">UINT32</span> <span class="n">RsvdBits</span> <span class="p">:</span> <span class="mi">10</span><span class="p">;</span>
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<span class="p">}</span> <span class="n">GPIO_CONFIG</span><span class="p">;</span>
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<span class="n">typedef</span> <span class="n">struct</span> <span class="p">{</span>
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<span class="n">CHAR8</span> <span class="o">*</span><span class="n">GpioPad</span><span class="p">;</span>
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<span class="n">GPIO_CONFIG</span> <span class="n">GpioConfig</span><span class="p">;</span>
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<span class="p">}</span> <span class="n">GPIO_INIT_CONFIG</span><span class="p">;</span>
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</pre></div>
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</div>
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</li>
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</ul>
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<blockquote>
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<div><ul>
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<li><p>example:</p>
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<div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="n">static</span> <span class="n">GPIO_INIT_CONFIG</span> <span class="n">mGpioTable</span><span class="p">[]</span> <span class="o">=</span>
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<span class="p">{</span>
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<span class="o">//</span> <span class="n">GpioPad</span> <span class="n">Pmode</span> <span class="n">GPI_IS</span> <span class="n">GpioDir</span> <span class="n">GPIOTxState</span> <span class="n">RxEvCfg</span><span class="o">/</span><span class="n">GPIRoutConfig</span> <span class="n">PadRstCfg</span> <span class="n">Term</span> <span class="n">LockConfig</span>
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<span class="p">{</span> <span class="n">GPP_A7</span><span class="p">,</span> <span class="p">{</span> <span class="n">GpioPadModeGpio</span><span class="p">,</span> <span class="n">GpioHostOwnGpio</span><span class="p">,</span> <span class="n">GpioDirIn</span><span class="p">,</span> <span class="n">GpioOutDefault</span><span class="p">,</span> <span class="n">GpioIntLevel</span> <span class="o">|</span> <span class="n">GpioIntApic</span><span class="p">,</span> <span class="n">GpioHostDeepReset</span><span class="p">,</span> <span class="n">GpioTermWpu20K</span><span class="p">,</span> <span class="n">GpioPadConfigUnlock</span> <span class="p">}},</span>
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<span class="p">};</span>
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</pre></div>
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</div>
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</li>
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</ul>
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</div></blockquote>
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<div class="admonition note">
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<p class="admonition-title">Note</p>
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<p><code class="docutils literal notranslate"><span class="pre">GpioPad</span></code> should follow the below rule:</p>
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<div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="n">GPP_</span><span class="o"><</span><span class="n">group_name</span><span class="o">><</span><span class="n">pad_num</span><span class="o">></span>
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<span class="n">group_name</span> <span class="o">=</span> <span class="n">A</span> <span class="n">single</span> <span class="n">letter</span> <span class="n">describing</span> <span class="n">the</span> <span class="n">group</span> <span class="k">for</span> <span class="n">this</span> <span class="n">pad</span>
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<span class="n">pad_num</span> <span class="o">=</span> <span class="n">Pad</span> <span class="n">Number</span> <span class="n">inside</span> <span class="n">the</span> <span class="n">group</span>
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</pre></div>
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</div>
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<p>Each of the GPIO pad config fields can take the values as given below (these are common across all formats):</p>
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<div class="highlight-default notranslate"><div class="highlight"><pre><span></span> <span class="n">typedef</span> <span class="n">enum</span> <span class="o">=</span> <span class="p">{</span>
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<span class="n">GpioHardwareDefault</span> <span class="o">=</span> <span class="mh">0x0</span><span class="p">,</span>
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<span class="n">GpioPadModeGpio</span> <span class="o">=</span> <span class="mh">0x1</span><span class="p">,</span>
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<span class="n">GpioPadModeNative1</span> <span class="o">=</span> <span class="mh">0x3</span><span class="p">,</span>
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<span class="n">GpioPadModeNative2</span> <span class="o">=</span> <span class="mh">0x5</span><span class="p">,</span>
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<span class="n">GpioPadModeNative3</span> <span class="o">=</span> <span class="mh">0x7</span><span class="p">,</span>
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<span class="n">GpioPadModeNative4</span> <span class="o">=</span> <span class="mh">0x9</span><span class="p">,</span>
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<span class="n">GpioPadModeNative5</span> <span class="o">=</span> <span class="mh">0xB</span><span class="p">,</span>
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<span class="p">}</span> <span class="n">GPIO_PAD_MODE</span><span class="p">;</span>
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<span class="n">typedef</span> <span class="n">enum</span> <span class="o">=</span> <span class="p">{</span>
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<span class="n">GpioHostOwnDefault</span> <span class="o">=</span> <span class="mh">0x0</span><span class="p">,</span>
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<span class="n">GpioHostOwnAcpi</span> <span class="o">=</span> <span class="mh">0x1</span><span class="p">,</span>
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<span class="n">GpioHostOwnGpio</span> <span class="o">=</span> <span class="mh">0x3</span><span class="p">,</span>
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<span class="p">}</span> <span class="n">GPIO_HOSTSW_OWN</span><span class="p">;</span>
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<span class="n">typedef</span> <span class="n">enum</span> <span class="o">=</span> <span class="p">{</span>
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<span class="n">GpioDirDefault</span> <span class="o">=</span> <span class="mh">0x0</span><span class="p">,</span>
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<span class="n">GpioDirInOut</span> <span class="o">=</span> <span class="p">(</span><span class="mh">0x1</span> <span class="o">|</span> <span class="p">(</span><span class="mh">0x1</span> <span class="o"><<</span> <span class="mi">3</span><span class="p">)),</span>
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<span class="n">GpioDirInInvOut</span> <span class="o">=</span> <span class="p">(</span><span class="mh">0x1</span> <span class="o">|</span> <span class="p">(</span><span class="mh">0x3</span> <span class="o"><<</span> <span class="mi">3</span><span class="p">)),</span>
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<span class="n">GpioDirIn</span> <span class="o">=</span> <span class="p">(</span><span class="mh">0x3</span> <span class="o">|</span> <span class="p">(</span><span class="mh">0x1</span> <span class="o"><<</span> <span class="mi">3</span><span class="p">)),</span>
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<span class="n">GpioDirInInv</span> <span class="o">=</span> <span class="p">(</span><span class="mh">0x3</span> <span class="o">|</span> <span class="p">(</span><span class="mh">0x3</span> <span class="o"><<</span> <span class="mi">3</span><span class="p">)),</span>
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<span class="n">GpioDirOut</span> <span class="o">=</span> <span class="mh">0x5</span><span class="p">,</span>
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<span class="n">GpioDirNone</span> <span class="o">=</span> <span class="mh">0x7</span><span class="p">,</span>
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<span class="p">}</span> <span class="n">GPIO_DIRECTION</span><span class="p">;</span>
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<span class="n">typedef</span> <span class="n">enum</span> <span class="o">=</span> <span class="p">{</span>
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<span class="n">GpioOutDefault</span> <span class="o">=</span> <span class="mh">0x0</span><span class="p">,</span>
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<span class="n">GpioOutLow</span> <span class="o">=</span> <span class="mh">0x1</span><span class="p">,</span>
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<span class="n">GpioOutHigh</span> <span class="o">=</span> <span class="mh">0x3</span><span class="p">,</span>
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<span class="p">}</span> <span class="n">GPIO_OUTPUT_STATE</span><span class="p">;</span>
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<span class="n">typedef</span> <span class="n">enum</span> <span class="o">=</span> <span class="p">{</span>
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<span class="n">GpioIntDefault</span> <span class="o">=</span> <span class="mh">0x0</span><span class="p">,</span>
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||
<span class="n">GpioIntDis</span> <span class="o">=</span> <span class="mh">0x1</span><span class="p">,</span>
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||
<span class="n">GpioIntNmi</span> <span class="o">=</span> <span class="mh">0x3</span><span class="p">,</span>
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||
<span class="n">GpioIntSmi</span> <span class="o">=</span> <span class="mh">0x5</span><span class="p">,</span>
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||
<span class="n">GpioIntSci</span> <span class="o">=</span> <span class="mh">0x9</span><span class="p">,</span>
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<span class="n">GpioIntApic</span> <span class="o">=</span> <span class="mh">0x11</span><span class="p">,</span>
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||
<span class="n">GpioIntLevel</span> <span class="o">=</span> <span class="p">(</span><span class="mh">0x1</span> <span class="o"><<</span> <span class="mi">5</span><span class="p">),</span>
|
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<span class="n">GpioIntEdge</span> <span class="o">=</span> <span class="p">(</span><span class="mh">0x3</span> <span class="o"><<</span> <span class="mi">5</span><span class="p">),</span>
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<span class="n">GpioIntLvlEdgDis</span> <span class="o">=</span> <span class="p">(</span><span class="mh">0x5</span> <span class="o"><<</span> <span class="mi">5</span><span class="p">),</span>
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<span class="n">GpioIntBothEdge</span> <span class="o">=</span> <span class="p">(</span><span class="mh">0x7</span> <span class="o"><<</span> <span class="mi">5</span><span class="p">),</span>
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<span class="p">}</span> <span class="n">GPIO_INT_CONFIG</span><span class="p">;</span>
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<span class="n">typedef</span> <span class="n">enum</span> <span class="o">=</span> <span class="p">{</span>
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<span class="n">GpioResetDefault</span> <span class="o">=</span> <span class="mh">0x00</span><span class="p">,</span>
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<span class="n">GpioResumeReset</span> <span class="o">=</span> <span class="mh">0x01</span><span class="p">,</span>
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<span class="n">GpioHostDeepReset</span> <span class="o">=</span> <span class="mh">0x03</span><span class="p">,</span>
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<span class="n">GpioPlatformReset</span> <span class="o">=</span> <span class="mh">0x05</span><span class="p">,</span>
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<span class="n">GpioDswReset</span> <span class="o">=</span> <span class="mh">0x07</span><span class="p">,</span>
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<span class="p">}</span> <span class="n">GPIO_RESET_CONFIG</span><span class="p">;</span>
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<span class="n">typedef</span> <span class="n">enum</span> <span class="o">=</span> <span class="p">{</span>
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<span class="n">GpioTermDefault</span> <span class="o">=</span> <span class="mh">0x0</span><span class="p">,</span>
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<span class="n">GpioTermNone</span> <span class="o">=</span> <span class="mh">0x1</span><span class="p">,</span>
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<span class="n">GpioTermWpd5K</span> <span class="o">=</span> <span class="mh">0x5</span><span class="p">,</span>
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<span class="n">GpioTermWpd20K</span> <span class="o">=</span> <span class="mh">0x9</span><span class="p">,</span>
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<span class="n">GpioTermWpu1K</span> <span class="o">=</span> <span class="mh">0x13</span><span class="p">,</span>
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<span class="n">GpioTermWpu2K</span> <span class="o">=</span> <span class="mh">0x17</span><span class="p">,</span>
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<span class="n">GpioTermWpu5K</span> <span class="o">=</span> <span class="mh">0x15</span><span class="p">,</span>
|
||
<span class="n">GpioTermWpu20K</span> <span class="o">=</span> <span class="mh">0x19</span><span class="p">,</span>
|
||
<span class="n">GpioTermWpu1K2K</span> <span class="o">=</span> <span class="mh">0x1B</span><span class="p">,</span>
|
||
<span class="n">GpioTermNative</span> <span class="o">=</span> <span class="mh">0x1F</span><span class="p">,</span>
|
||
<span class="p">}</span> <span class="n">GPIO_ELECTRICAL_CONFIG</span><span class="p">;</span>
|
||
|
||
<span class="n">typedef</span> <span class="n">enum</span> <span class="o">=</span> <span class="p">{</span>
|
||
<span class="n">GpioLockDefault</span> <span class="o">=</span> <span class="mh">0x0</span><span class="p">,</span>
|
||
<span class="n">GpioPadConfigUnlock</span> <span class="o">=</span> <span class="mh">0x3</span><span class="p">,</span>
|
||
<span class="n">GpioPadConfigLock</span> <span class="o">=</span> <span class="mh">0x1</span><span class="p">,</span>
|
||
<span class="n">GpioOutputStateUnlock</span> <span class="o">=</span> <span class="mh">0xC</span><span class="p">,</span>
|
||
<span class="n">GpioPadUnlock</span> <span class="o">=</span> <span class="mh">0xF</span><span class="p">,</span>
|
||
<span class="n">GpioPadLock</span> <span class="o">=</span> <span class="mh">0x5</span><span class="p">,</span>
|
||
<span class="p">}</span> <span class="n">GPIO_LOCK_CONFIG</span><span class="p">;</span>
|
||
</pre></div>
|
||
</div>
|
||
</div>
|
||
<ul>
|
||
<li><p>csv:</p>
|
||
<div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="n">This</span> <span class="nb">format</span> <span class="n">expects</span> <span class="n">Gpio</span> <span class="n">pad</span> <span class="n">config</span> <span class="n">info</span> <span class="ow">in</span> <span class="n">the</span> <span class="n">following</span> <span class="n">order</span><span class="p">:</span>
|
||
|
||
<span class="n">GpioPad</span><span class="p">,</span> <span class="n">PadMode</span><span class="p">,</span> <span class="n">HostSoftPadOwn</span><span class="p">,</span> <span class="n">Direction</span><span class="p">,</span> <span class="n">OutputState</span><span class="p">,</span> <span class="n">InterruptConfig</span><span class="p">,</span> <span class="n">PowerConfig</span><span class="p">,</span> <span class="n">ElectricalConfig</span><span class="p">,</span> <span class="n">LockConfig</span>
|
||
</pre></div>
|
||
</div>
|
||
</li>
|
||
</ul>
|
||
<blockquote>
|
||
<div><ul>
|
||
<li><p>example:</p>
|
||
<div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="n">GPP_A7</span><span class="p">,</span><span class="n">GpioPadModeGpio</span><span class="p">,</span><span class="n">GpioHostOwnGpio</span><span class="p">,</span><span class="n">GpioDirIn</span><span class="p">,</span><span class="n">GpioOutDefault</span><span class="p">,</span><span class="n">GpioIntLevel</span><span class="o">|</span><span class="n">GpioIntApic</span><span class="p">,</span><span class="n">GpioHostDeepReset</span><span class="p">,</span><span class="n">GpioTermWpu20K</span><span class="p">,</span><span class="n">GpioPadConfigUnlock</span>
|
||
</pre></div>
|
||
</div>
|
||
</li>
|
||
</ul>
|
||
</div></blockquote>
|
||
<ul>
|
||
<li><p>txt:</p>
|
||
<div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="n">This</span> <span class="nb">format</span> <span class="ow">is</span> <span class="n">used</span> <span class="n">when</span> <span class="n">the</span> <span class="n">Pad</span> <span class="n">Config</span> <span class="n">DWords</span> <span class="n">are</span> <span class="n">read</span><span class="o">/</span><span class="n">programmed</span> <span class="n">from</span><span class="o">/</span><span class="n">to</span> <span class="n">the</span> <span class="n">GPIO</span> <span class="n">Community</span> <span class="n">registers</span> <span class="n">on</span> <span class="n">the</span> <span class="n">platform</span><span class="o">.</span>
|
||
|
||
<span class="n">GpioPad</span><span class="p">:</span><span class="o"><</span><span class="n">host_sw_own</span><span class="o">></span><span class="p">:</span><span class="o"><</span><span class="n">pad_cfg_lock</span><span class="o">></span><span class="p">:</span><span class="o"><</span><span class="n">pad_cfg_lock_tx</span><span class="o">></span><span class="p">:</span><span class="o"><</span><span class="n">pad_cfg_dw0</span><span class="o">></span><span class="p">:</span><span class="o"><</span><span class="n">pad_cfg_dw1</span><span class="o">></span>
|
||
|
||
<span class="n">host_sw_own</span> <span class="o">=</span> <span class="n">Value</span> <span class="n">of</span> <span class="n">the</span> <span class="n">HostSoftPadOwnership</span> <span class="n">register</span> <span class="n">that</span> <span class="n">contains</span> <span class="n">this</span> <span class="n">pin</span>
|
||
|
||
<span class="n">pad_cfg_lock</span> <span class="o">=</span> <span class="n">Value</span> <span class="n">of</span> <span class="n">the</span> <span class="n">PadConfigurationLock</span> <span class="n">register</span> <span class="n">that</span> <span class="n">contains</span> <span class="n">this</span> <span class="n">pin</span>
|
||
|
||
<span class="n">pad_cfg_lock_tx</span> <span class="o">=</span> <span class="n">Value</span> <span class="n">of</span> <span class="n">the</span> <span class="n">PadConfigurationLockTxState</span> <span class="n">register</span> <span class="n">that</span> <span class="n">contains</span> <span class="n">this</span> <span class="n">pin</span>
|
||
|
||
<span class="n">pad_cfg_dw0</span> <span class="o">=</span> <span class="n">Value</span> <span class="n">of</span> <span class="n">the</span> <span class="n">PadConfigurationDw0</span> <span class="n">register</span> <span class="k">for</span> <span class="n">this</span> <span class="n">pin</span>
|
||
|
||
<span class="n">pad_cfg_dw1</span> <span class="o">=</span> <span class="n">Value</span> <span class="n">of</span> <span class="n">the</span> <span class="n">PadConfigurationDw1</span> <span class="n">register</span> <span class="k">for</span> <span class="n">this</span> <span class="n">pin</span>
|
||
</pre></div>
|
||
</div>
|
||
</li>
|
||
</ul>
|
||
<blockquote>
|
||
<div><ul>
|
||
<li><p>example:</p>
|
||
<div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="n">GPP_A07</span><span class="p">:</span><span class="mh">0x0001A880</span><span class="p">:</span><span class="mh">0x01FCF77F</span><span class="p">:</span><span class="mh">0x01FE5FFF</span><span class="p">:</span><span class="mh">0x40100102</span><span class="p">:</span><span class="mh">0x0000301F</span>
|
||
</pre></div>
|
||
</div>
|
||
</li>
|
||
</ul>
|
||
</div></blockquote>
|
||
<ul>
|
||
<li><p>dsc, yaml, dlt:</p>
|
||
<div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="n">Please</span> <span class="n">take</span> <span class="n">a</span> <span class="n">look</span> <span class="n">at</span> <span class="n">your</span> <span class="n">project</span><span class="s1">'s dsc, yaml and dlt files for this format.</span>
|
||
</pre></div>
|
||
</div>
|
||
</li>
|
||
</ul>
|
||
<blockquote>
|
||
<div><ul>
|
||
<li><p>example:</p>
|
||
<div class="highlight-default notranslate"><div class="highlight"><pre><span></span>dsc : # !BSF SUBT:{GPIO_TMPL:GPP_A07: 0x031885E1: 0x00070619}
|
||
|
||
yaml : - !expand { CFGHDR_TMPL : [ PSD_CFG_DATA, 0x800, 0, 0 ] }
|
||
|
||
dlt : GPIO_CFG_DATA.GpioPinConfig0_GPP_A07 | 0x031885E1
|
||
|
||
GPIO_CFG_DATA.GpioPinConfig1_GPP_A07 | 0x00070619
|
||
</pre></div>
|
||
</div>
|
||
</li>
|
||
</ul>
|
||
</div></blockquote>
|
||
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