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<div class=" wh_topic_content body "><main role="main"><article class="- topic/topic concept/concept topic concept" role="article" aria-labelledby="ariaid-title1">
<span class="edit-link" style="font-size:12px; opacity:0.6; text-align:right; vertical-align:middle"><a target="_blank" title="Edit this document" href="http://172.16.35.88/tasks/jdssno1uvvbf2mltu9kb9v3if05d5gopuakboe8hlud18rma/edit/F:/aicdita/aicdita-cn/topics/sdk/bringup/bringup-debug-ports-configuration.dita">Edit online</a></span><h1 class="- topic/title title topictitle1" id="ariaid-title1">调试配置</h1>
<div class="date inPage">15 Jan 2024</div><div style="color: gray;">
Read time: 2 minute(s)
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<div class="- topic/body concept/conbody body conbody">
<p class="- topic/p p" data-ofbid="d197895e33__20250123155222">调试端口在 Bringup 过程中非常重要,因此有必要先配置好调试信息。</p>
<div class="- topic/p p" data-ofbid="d197895e36__20250123155222">调试端口包括以下几个配置参考,以 <span class="+ topic/ph sw-d/filepath ph filepath">demo128_nand</span> 工程为例, 使用 <span class="+ topic/keyword pr-d/parmname keyword parmname">uart0</span>
端口作为调试口:<ul class="- topic/ul ul" id="bringup_debugPortsConfiguration__ul_kmy_5vb_d1c" data-ofbid="bringup_debugPortsConfiguration__ul_kmy_5vb_d1c">
<li class="- topic/li li" data-ofbid="d197895e46__20250123155222"><strong class="+ topic/ph hi-d/b ph b"><span class="+ topic/ph sw-d/filepath ph filepath">board.dts</span></strong><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="bringup_debugPortsConfiguration__codeblock_ngh_vvb_d1c" data-ofbid="bringup_debugPortsConfiguration__codeblock_ngh_vvb_d1c"><code>&amp;uart0 {
pinctrl-names = <span class="hl-string">"default"</span>;
pinctrl-<span class="hl-number">0</span> = &lt;&amp;uart0_pins_a&gt;; <em class="hl-comment">//在 target/d211/common/d211-pinctrl.dts 中预定义</em>
status = <span class="hl-string">"okay"</span>;
};</code></pre></li>
<li class="- topic/li li" data-ofbid="d197895e53__20250123155222"><strong class="+ topic/ph hi-d/b ph b"><span class="+ topic/ph sw-d/filepath ph filepath">board-u-boot.dtsi</span></strong><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="bringup_debugPortsConfiguration__codeblock_ubz_vvb_d1c" data-ofbid="bringup_debugPortsConfiguration__codeblock_ubz_vvb_d1c"><code>uart0_pins_a: uart0-<span class="hl-number">0</span> {
u-boot,dm-pre-reloc;
pins {
u-boot,dm-pre-reloc;
};
};
&amp;uart0 {
u-boot,dm-pre-reloc;
};</code></pre></li>
</ul></div>
<section class="- topic/section section" id="bringup_debugPortsConfiguration__section_jpy_wvb_d1c" data-ofbid="bringup_debugPortsConfiguration__section_jpy_wvb_d1c"><h2 class="- topic/title title sectiontitle">串口参数</h2>
<div class="- topic/p p" data-ofbid="d197895e66__20250123155222">主要配置使用哪个端口,端口的波特率等工作参数。<ul class="- topic/ul ul" id="bringup_debugPortsConfiguration__ul_ilv_xvb_d1c" data-ofbid="bringup_debugPortsConfiguration__ul_ilv_xvb_d1c">
<li class="- topic/li li" data-ofbid="d197895e70__20250123155222"><strong class="+ topic/ph hi-d/b ph b">uboot</strong><div class="- topic/p p" data-ofbid="d197895e73__20250123155222">如果工程目录(如 <span class="+ topic/ph sw-d/filepath ph filepath">target/d211/demo128_nand/</span>)中有
<span class="+ topic/ph sw-d/filepath ph filepath">env.txt</span> 文件,则该文件生效,否则使用
<span class="+ topic/ph sw-d/filepath ph filepath">target/d211/common/env.txt</span>
文件。<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="bringup_debugPortsConfiguration__codeblock_uqh_yvb_d1c" data-ofbid="bringup_debugPortsConfiguration__codeblock_uqh_yvb_d1c"><code>baudrate=<span class="hl-number">115200</span>
preboot=
verify=no</code></pre></div></li>
<li class="- topic/li li" data-ofbid="d197895e87__20250123155222"><strong class="+ topic/ph hi-d/b ph b">kernel</strong><div class="- topic/p p" data-ofbid="d197895e90__20250123155222">kernel 串口参数在 <span class="+ topic/ph sw-d/filepath ph filepath">board.dts</span>
中设置<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="bringup_debugPortsConfiguration__codeblock_t5q_zvb_d1c" data-ofbid="bringup_debugPortsConfiguration__codeblock_t5q_zvb_d1c"><code>chosen {
stdout-path = <span class="hl-string">"serial0:115200n8"</span>; <em class="hl-comment">//uart0, 115200,n,8</em>
bootargs = <span class="hl-string">"rdinit=/init earlycon=sbi loglevel=7"</span>;
reset-after-fw-burn;
};</code></pre></div></li>
</ul></div>
</section>
<section class="- topic/section section" id="bringup_debugPortsConfiguration__section_ocw_dwb_d1c" data-ofbid="bringup_debugPortsConfiguration__section_ocw_dwb_d1c"><h2 class="- topic/title title sectiontitle">调试日志</h2>
<p class="- topic/p p" data-ofbid="d197895e105__20250123155222">uboot 中默认的调试日志等级比较高,因此关键信息默认是有输出的</p>
<div class="- topic/p p" data-ofbid="d197895e108__20250123155222">kernel 中默认关闭了调试日志,因此在 Bringup 的时候需要打开,开关在上述的 <span class="+ topic/ph sw-d/filepath ph filepath">env.txt</span> 中,去掉
<span class="+ topic/keyword pr-d/parmname keyword parmname">quiet</span>
参数即可。<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="bringup_debugPortsConfiguration__codeblock_yvv_2wb_d1c" data-ofbid="bringup_debugPortsConfiguration__codeblock_yvv_2wb_d1c"><code>set_commonargs=setenv bootargs quiet earlycon=${earlycon} earlyprintk init=/linuxrc</code></pre></div>
</section>
<section class="- topic/section section" id="bringup_debugPortsConfiguration__section_jnl_fwb_d1c" data-ofbid="bringup_debugPortsConfiguration__section_jnl_fwb_d1c"><h2 class="- topic/title title sectiontitle">额外日志</h2>
<p class="- topic/p p" data-ofbid="d197895e125__20250123155222">Luban 中有一些模块使用了额外的调试控制开关,如果需要可以手工打开,但如果模块工作正常就尽量不要打开,因为会拖慢开机速度。</p>
<div class="- topic/p p" data-ofbid="d197895e128__20250123155222">输入 <span class="+ topic/keyword sw-d/cmdname keyword cmdname">make km</span> 命令进入配置界面后,选择 <span class="+ topic/ph ui-d/menucascade ph menucascade"><span class="+ topic/ph ui-d/uicontrol ph uicontrol">Kernel hacking</span><abbr> &gt; </abbr><span class="+ topic/ph ui-d/uicontrol ph uicontrol">Artinchip Debug</span></span>,可以配置下列调试参数:<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="bringup_debugPortsConfiguration__codeblock_g2m_gwb_d1c" data-ofbid="bringup_debugPortsConfiguration__codeblock_g2m_gwb_d1c"><code>[ ] ADCIM driver debug
[ ] Audio Codec driver debug
[ ] CE driver debug
[ ] SPI ENC driver debug
[ ] CIR driver debug
[ ] CMU driver debug
[ ] DE driver debug
[ ] DVP driver debug
[ ] GPAI driver debug
[ ] GE driver debug
[ ] GMAC driver debug
[ ] VE driver debug
[ ] Pinctrl driver debug
[ ] PWM driver debug
[ ] RTC driver debug
[ ] RTP driver debug
[ ] SD&amp;MMC Host Controller driver debug
[ ] SPI driver debug
[ ] Thermal Sensor driver debug
[ ] TWI driver debug
[ ] UART driver debug
[ ] USB driver debug
[ ] Watchdog driver debug
[ ] SID(eFuse) driver debug
[ ] Boot time debug</code></pre></div>
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</div>
</div>
<footer class="navbar navbar-default wh_footer">
<div class=" footer-container mx-auto ">
<title>footer def</title>
<style><!--
.p1 {
font-family: FangZhengShuSong, Times, serif;
}
.p2 {
font-family: Arial, Helvetica, sans-serif;
}
.p3 {
font-family: "Lucida Console", "Courier New", monospace;
}
--></style>
<div class="webhelp.fragment.footer">
<p class="p1">Copyright © 2019-2024 广东匠芯创科技有限公司. All rights reserved.</p>
</div><div>
<div class="generation_time">
Update Time: 2025-01-23
</div>
</div>
</div>
</footer>
<button id="go2top" class="d-print-none" title="返回顶部">
<span class="oxy-icon oxy-icon-up"></span>
</button>
<div id="modal_img_large" class="modal">
<span class="close oxy-icon oxy-icon-remove"></span>
<div id="modal_img_container"></div>
<div id="caption"></div>
</div>
<script src="${pd}/publishing/publishing-styles-AIC-template/js/custom.js" defer="defer"></script>
</body>
</html>