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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" 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">5 Dec 2024</div><div style="color: gray;">
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Read time: 2 minute(s)
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</div><div class="- topic/body concept/conbody body conbody"><p class="- topic/p p" data-ofbid="d341331e22__20250121171906">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="d341331e24__20250121171906">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>
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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="d341331e33__20250121171906"><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">&uart0 {
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pinctrl-names = <span class="hl-string">"default"</span>;
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pinctrl-<span class="hl-number">0</span> = <&uart0_pins_a>; <em class="hl-comment">//在 target/d211/common/d211-pinctrl.dts 中预定义</em>
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status = <span class="hl-string">"okay"</span>;
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};</pre></li><li class="- topic/li li" data-ofbid="d341331e39__20250121171906"><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">uart0_pins_a: uart0-<span class="hl-number">0</span> {
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u-boot,dm-pre-reloc;
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pins {
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u-boot,dm-pre-reloc;
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};
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};
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&uart0 {
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u-boot,dm-pre-reloc;
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};</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>
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<div class="- topic/p p" data-ofbid="d341331e50__20250121171906">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="d341331e53__20250121171906"><strong class="+ topic/ph hi-d/b ph b">uboot</strong><div class="- topic/p p" data-ofbid="d341331e56__20250121171906">如果工程目录（如 <span class="+ topic/ph sw-d/filepath ph filepath">target/d211/demo128_nand/</span>）中有
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<span class="+ topic/ph sw-d/filepath ph filepath">env.txt</span> 文件，则该文件生效，否则使用
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<span class="+ topic/ph sw-d/filepath ph filepath">target/d211/common/env.txt</span>
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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">baudrate=<span class="hl-number">115200</span>
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preboot=
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verify=no</pre></div></li><li class="- topic/li li" data-ofbid="d341331e69__20250121171906"><strong class="+ topic/ph hi-d/b ph b">kernel</strong><div class="- topic/p p" data-ofbid="d341331e72__20250121171906">kernel 串口参数在 <span class="+ topic/ph sw-d/filepath ph filepath">board.dts</span>
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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">chosen {
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stdout-path = <span class="hl-string">"serial0:115200n8"</span>; <em class="hl-comment">//uart0, 115200,n,8</em>
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bootargs = <span class="hl-string">"rdinit=/init earlycon=sbi loglevel=7"</span>;
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reset-after-fw-burn;
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};</pre></div></li></ul></div>
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</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>
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<p class="- topic/p p" data-ofbid="d341331e85__20250121171906">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>
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<div class="- topic/p p" data-ofbid="d341331e88__20250121171906">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
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<span class="+ topic/keyword pr-d/parmname keyword parmname">quiet</span>
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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">set_commonargs=setenv bootargs quiet earlycon=${earlycon} earlyprintk init=/linuxrc</pre></div>
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</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>
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<p class="- topic/p p" data-ofbid="d341331e104__20250121171906">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>
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<div class="- topic/p p" data-ofbid="d341331e107__20250121171906">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> > </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">[ ] ADCIM driver debug
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[ ] Audio Codec driver debug
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[ ] CE driver debug
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[ ] SPI ENC driver debug
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[ ] CIR driver debug
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[ ] CMU driver debug
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[ ] DE driver debug
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[ ] DVP driver debug
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[ ] GPAI driver debug
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[ ] GE driver debug
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[ ] GMAC driver debug
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[ ] VE driver debug
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[ ] Pinctrl driver debug
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[ ] PWM driver debug
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[ ] RTC driver debug
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[ ] RTP driver debug
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[ ] SD&MMC Host Controller driver debug
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[ ] SPI driver debug
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[ ] Thermal Sensor driver debug
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[ ] TWI driver debug
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[ ] UART driver debug
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[ ] USB driver debug
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[ ] Watchdog driver debug
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[ ] SID(eFuse) driver debug
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[ ] Boot time debug</pre></div>
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</section></div></article></main></div>
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<div class=" wh_topic_toc "><div class="wh_topic_label">在本页上</div><ul><li class="section-item"><div class="section-title"><a href="#bringup_debugPortsConfiguration__section_jpy_wvb_d1c" data-tocid="bringup_debugPortsConfiguration__section_jpy_wvb_d1c">串口参数</a></div></li><li class="section-item"><div class="section-title"><a href="#bringup_debugPortsConfiguration__section_ocw_dwb_d1c" data-tocid="bringup_debugPortsConfiguration__section_ocw_dwb_d1c">调试日志</a></div></li><li class="section-item"><div class="section-title"><a href="#bringup_debugPortsConfiguration__section_jnl_fwb_d1c" data-tocid="bringup_debugPortsConfiguration__section_jnl_fwb_d1c">额外日志</a></div></li></ul></div>
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