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<head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/><meta name="viewport" content="width=device-width, initial-scale=1.0"/><meta http-equiv="X-UA-Compatible" content="IE=edge"/><meta name="description" content="在 Luban SDK 中，通过以下多种方式可以为项目安装开机初始化脚本： init.d 脚本 ：如果初始化脚本与组件包相关。 RootFS Overlay ：如果初始化脚本与具体的组件包没有直接关系。 initscripts ：不建议将过多的脚本存放在 initscripts 包中进行安装。 提示： 登录之前 linuxrc 会执行开机脚本，执行的内容和顺序可详细参考 ..."/><meta name="DC.rights.owner" content="(C) 版权 2025"/><meta name="copyright" content="(C) 版权 2025"/><meta name="generator" content="DITA-OT"/><meta name="DC.type" content="topic"/><meta name="DC.creator" content="yan.wang"/><meta name="DC.date.created" content="2024-10-31"/><meta name="DC.date.modified" content="2024-12-19"/><meta name="DC.format" content="HTML5"/><meta name="DC.identifier" content="id"/><meta name="DC.language" content="zh-CN"/><title>开机启动</title><!-- Build number 2023110923. --><meta name="wh-path2root" content="../../../"/><meta name="wh-toc-id" content=""/><meta name="wh-source-relpath" content="topics/sdk/file-system/lb_usage_autoboot.dita"/><meta name="wh-out-relpath" content="topics/sdk/file-system/lb_usage_autoboot.html"/>
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<div class=" wh_topic_content body "><main role="main"><article class="- topic/topic topic" 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/file-system/lb_usage_autoboot.dita">Edit online</a></span><h1 class="- topic/title title topictitle1" id="ariaid-title1">开机启动</h1><div class="date inPage">19 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 body"><div class="- topic/p p" data-ofbid="d143734e18__20250121171609">在 Luban SDK 中，通过以下多种方式可以为项目安装开机初始化脚本：<ul class="- topic/ul ul" id="id__ul_frr_smp_fdc" data-ofbid="id__ul_frr_smp_fdc"><li class="- topic/li li" data-ofbid="d143734e21__20250121171609"><a class="- topic/xref xref" href="lb_usage_autoboot.html#id__init-d">init.d 脚本</a>：如果初始化脚本与组件包相关。</li><li class="- topic/li li" data-ofbid="d143734e26__20250121171609"><a class="- topic/xref xref" href="lb_usage_autoboot.html#id__rootfs-overlay">RootFS Overlay</a>：如果初始化脚本与具体的组件包没有直接关系。</li><li class="- topic/li li" data-ofbid="d143734e31__20250121171609"><a class="- topic/xref xref" href="lb_usage_autoboot.html#id__initscripts">initscripts</a>：不建议将过多的脚本存放在
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<span class="+ topic/ph sw-d/filepath ph filepath">initscripts</span> 包中进行安装。</li></ul><div class="- topic/note note tip note_tip" id="id__note_pfm_plp_fdc" data-ofbid="id__note_pfm_plp_fdc"><span class="note__title">提示：</span> 登录之前 <span class="+ topic/ph sw-d/filepath ph filepath">linuxrc</span>
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会执行开机脚本，执行的内容和顺序可详细参考
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<span class="+ topic/ph sw-d/filepath ph filepath">package/third-party/busybox/inittab</span>。</div></div><div class="- topic/note note note note_note" id="id__note_oxk_vjp_fdc" data-ofbid="id__note_oxk_vjp_fdc"><span class="note__title">注：</span> 大部分初始化脚本都有与之相关的组件包，建议采用 <a class="- topic/xref xref" href="lb_usage_autoboot.html#id__init-d">init.d 脚本</a> 和 <a class="- topic/xref xref" href="lb_usage_autoboot.html#id__rootfs-overlay">RootFS Overlay</a> 方式进行安装。</div><section class="- topic/section section" id="id__init-d" data-ofbid="id__init-d"><h2 class="- topic/title title sectiontitle">init.d 脚本</h2>
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<p class="- topic/p p" data-ofbid="d143734e64__20250121171609">如果初始化脚本与某组件包相关，可以编写一个 <span class="+ topic/ph sw-d/filepath ph filepath">init.d</span> 脚本，在该组件包安装文件时，将对应的脚本安装到
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<span class="+ topic/ph sw-d/filepath ph filepath">/etc/init.d/</span> 目录。Linux 对 <span class="+ topic/ph sw-d/filepath ph filepath">init.d</span>
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脚本有统一的要求。</p>
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<div class="- topic/p p" data-ofbid="d143734e76__20250121171609">以 <code class="+ topic/ph pr-d/codeph ph codeph">lvgl-ui</code> 应用为例，编写一个 <span class="+ topic/ph sw-d/filepath ph filepath">init.d</span>
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脚本来管理其启动和停止的详细流程如下所示：<ol class="- topic/ol ol" id="id__ol_sfc_j3r_gdc" data-ofbid="id__ol_sfc_j3r_gdc"><li class="- topic/li li" data-ofbid="d143734e85__20250121171609">
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<div class="- topic/div div section" id="id__id2">
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<strong class="+ topic/ph hi-d/b ph b">编写脚本</strong>
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<p class="- topic/p p" data-ofbid="d143734e92__20250121171609">编写一个 <span class="+ topic/ph sw-d/filepath ph filepath">package/artinchip/lvgl-ui/S00lvgl</span> 脚本，S00
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为优先级，00
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说明优先级最高。</p><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__pre_rqv_sjp_fdc" data-ofbid="id__pre_rqv_sjp_fdc">#!/bin/sh
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#
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# Start test_lvgl....
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#
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DAEMON=<span class="hl-string">"/usr/local/bin/test_lvgl"</span>
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PIDFILE=/var/run/test_lvgl.pid
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TSCALIB=/etc/pointercal
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start() {
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printf <span class="hl-string">"Starting test_lvgl: "</span>
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<strong class="hl-keyword">if</strong> [ ! -f $TSCALIB ]; then
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/usr/bin/ts_calibrate
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fi
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sync
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PID=`$DAEMON > /dev/null <span class="hl-number">2</span>>&<span class="hl-number">1</span> & echo $!`
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<strong class="hl-keyword">if</strong> [ -z $PID ]; then
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printf <span class="hl-string">"Fail \n"</span>
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<strong class="hl-keyword">else</strong>
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echo $PID >$PIDFILE
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printf <span class="hl-string">"OK \n"</span>
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fi
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}
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stop() {
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printf <span class="hl-string">"Stopping test_lvgl: "</span>
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PID=`cat $PIDFILE`
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<strong class="hl-keyword">if</strong> [ -f $PIDFILE ]; then
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kill -HUP $PID
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printf <span class="hl-string">"OK \n"</span>
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rm -f $PIDFILE
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<strong class="hl-keyword">else</strong>
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printf <span class="hl-string">"pidfile not found \n"</span>
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fi
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}
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<strong class="hl-keyword">case</strong> <span class="hl-string">"$1"</span> in
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start)
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start
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;;
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stop)
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stop
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;;
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restart|reload)
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stop
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start
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;;
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*)
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echo <span class="hl-string">"Usage: $0 {start|stop|restart}"</span>
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exit <span class="hl-number">1</span>
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esac
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exit $?</pre></div>
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</li><li class="- topic/li li" data-ofbid="d143734e100__20250121171609">
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<div class="- topic/div div section" id="id__id3">
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<strong class="+ topic/ph hi-d/b ph b">安装脚本</strong>
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<p class="- topic/p p" data-ofbid="d143734e107__20250121171609">将 <span class="+ topic/ph sw-d/filepath ph filepath">S00lvgl</span> 脚本安装到
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<span class="+ topic/ph sw-d/filepath ph filepath">/etc/init.d/</span> 目录中，可以在
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<span class="+ topic/ph sw-d/filepath ph filepath">mk</span> 文件中完成。例如对于 <code class="+ topic/ph pr-d/codeph ph codeph">lvgl-ui</code>
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应用，可以修改 <span class="+ topic/ph sw-d/filepath ph filepath">package/artinchip/lvgl-ui/lvgl-ui.mk</span>
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文件：</p><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__pre_sqv_sjp_fdc" data-ofbid="id__pre_sqv_sjp_fdc"><span class="hl-directive">define</span> LVGL_UI_POST_TARGET_INSTALL
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@$(call MESSAGE,<span class="hl-string">"post target install"</span>)
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$(INSTALL) -m <span class="hl-number">0755</span> -D package/artinchip/lvgl-ui/S00lvgl \
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$(TARGET_DIR)/etc/init.d/S00lvgl
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endef</pre></div>
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</li></ol></div></section><section class="- topic/section section" id="id__rootfs-overlay" data-ofbid="id__rootfs-overlay"><h2 class="- topic/title title sectiontitle">RootFS Overlay</h2>
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<div class="- topic/p p" data-ofbid="d143734e132__20250121171609">如果初始化脚本与具体的组件包没有直接关系，但与项目相关性较大，或者不方便放到具体的组件包中，则可以使用 RootFS Overlay 方式，具体步骤如下：<ol class="- topic/ol ol" id="id__ol_z4l_r3r_ldc" data-ofbid="id__ol_z4l_r3r_ldc"><li class="- topic/li li" data-ofbid="d143734e135__20250121171609">
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<div class="- topic/p p" id="id__p_smy_tz2_tdc" data-ofbid="id__p_smy_tz2_tdc">在
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<span class="+ topic/ph sw-d/filepath ph filepath">target/<var class="+ topic/keyword sw-d/varname keyword varname">chip</var>/<var class="+ topic/keyword sw-d/varname keyword varname">board</var>/rootfs_overlay/</span>
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目录下创建一个新目录存放脚本文件，例如
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<span class="+ topic/ph sw-d/filepath ph filepath">/etc/init.d/</span><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_fg3_t3r_ldc" data-ofbid="id__codeblock_fg3_t3r_ldc">mkdir -p target/chip/board/rootfs_overlay/etc/init.d</pre></div>
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</li><li class="- topic/li li" data-ofbid="d143734e153__20250121171609">
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||
<div class="- topic/p p" id="id__p_dl4_yz2_tdc" data-ofbid="id__p_dl4_yz2_tdc">将脚本放入新建目录中：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_b4f_dcl_sdc" data-ofbid="id__codeblock_b4f_dcl_sdc">cp package/artinchip/lvgl-ui/S00lvgl target/chip/board/rootfs_overlay/etc/init.d/S00lvgl</pre></div>
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</li><li class="- topic/li li" data-ofbid="d143734e160__20250121171609">
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||
<div class="- topic/p p" id="id__p_fwk_zz2_tdc" data-ofbid="id__p_fwk_zz2_tdc">使用 <span class="+ topic/keyword sw-d/cmdname keyword cmdname">chmod +x</span>
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命令将脚本设置为可执行文件：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_tll_jcl_sdc" data-ofbid="id__codeblock_tll_jcl_sdc">chmod +x target/chip/board/rootfs_overlay/etc/init.d/S00lvgl</pre></div>
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||
<p class="- topic/p p" data-ofbid="d143734e170__20250121171609">确保在生成 RootFS 镜像时，Overlay 被正确应用。通常在构建系统的配置文件中进行设置。具体可参考 <span class="- topic/xref xref"></span>。</p>
|
||
</li></ol></div></section><section class="- topic/section section" id="id__initscripts" data-ofbid="id__initscripts"><h2 class="- topic/title title sectiontitle">initscripts</h2>
|
||
|
||
<p class="- topic/p p" data-ofbid="d143734e181__20250121171609"><span class="+ topic/ph sw-d/filepath ph filepath">/etc/init.d/</span> 目录是由
|
||
<span class="+ topic/ph sw-d/filepath ph filepath">package/third-party/initscripts/</span> 包进行安装创建的，
|
||
也可以将相关初始化脚本放在该包中进行安装。需要修改
|
||
<span class="+ topic/ph sw-d/filepath ph filepath">package/third-party/initscripts/initscripts.mk</span> 中的
|
||
<span class="+ topic/ph sw-d/filepath ph filepath">INITSCRIPTS_INSTALL_TARGET_CMDS</span> 。</p></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="#id__init-d" data-tocid="id__init-d">init.d 脚本</a></div></li><li class="section-item"><div class="section-title"><a href="#id__rootfs-overlay" data-tocid="id__rootfs-overlay">RootFS Overlay</a></div></li><li class="section-item"><div class="section-title"><a href="#id__initscripts" data-tocid="id__initscripts">initscripts</a></div></li></ul></div>
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