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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">
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<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/watchdog/watchdog-test-guide.dita">Edit online</a></span><h1 class="- topic/title title topictitle1" id="ariaid-title1">测试指南</h1>
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<div class="date inPage">15 Jan 2024</div><div style="color: gray;">
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Read time: 3 minute(s)
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<div class="- topic/body concept/conbody body conbody">
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<section class="- topic/section section" id="watchdog_test_guide__section_dkd_rqv_mdc" data-ofbid="watchdog_test_guide__section_dkd_rqv_mdc"><h2 class="- topic/title title sectiontitle">准备测试环境</h2>
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<div class="- topic/p p" data-ofbid="d194892e38__20250123155221">Watchdog 测试所需的测试环境如下：<ul class="- topic/ul ul" id="watchdog_test_guide__ol_rrk_pls_c1c" data-ofbid="watchdog_test_guide__ol_rrk_pls_c1c">
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<li class="- topic/li li" data-ofbid="d194892e42__20250123155221"><strong class="+ topic/ph hi-d/b ph b">硬件</strong>：开发板，或 D211 的 FPGA 板</li>
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<li class="- topic/li li" data-ofbid="d194892e47__20250123155221"><strong class="+ topic/ph hi-d/b ph b">软件</strong>：<ul class="- topic/ul ul" id="watchdog_test_guide__ul_ocq_hts_c1c" data-ofbid="watchdog_test_guide__ul_ocq_hts_c1c">
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<li class="- topic/li li" data-ofbid="d194892e53__20250123155221">PC 端的串口终端软件，用于 PC 和开发板进行串口通信</li>
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<li class="- topic/li li" data-ofbid="d194892e56__20250123155221">Luban 中带有的 <code class="+ topic/ph pr-d/codeph ph codeph">test_wdt</code> 测试工具</li>
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</ul></li>
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</ul></div>
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</section>
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<section class="- topic/section section" id="watchdog_test_guide__section_fln_sqv_mdc" data-ofbid="watchdog_test_guide__section_fln_sqv_mdc"><h2 class="- topic/title title sectiontitle">打开 <code class="+ topic/ph pr-d/codeph ph codeph">test-wdt</code></h2>
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<div class="- topic/p p" data-ofbid="d194892e72__20250123155221">在 Luban 的根目录下执行 <span class="+ topic/keyword sw-d/cmdname keyword cmdname">make menuconfig</span> 命令，打开
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<code class="+ topic/ph pr-d/codeph ph codeph">test-watchdog</code>
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选项：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="watchdog_test_guide__codeblock_hwf_wdt_c1c" data-ofbid="watchdog_test_guide__codeblock_hwf_wdt_c1c"><code>ArtInChip packages
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Sample code
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[*] test-watchdog</code></pre></div>
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</section>
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<section class="- topic/section section" id="watchdog_test_guide__section_tlw_5qv_mdc" data-ofbid="watchdog_test_guide__section_tlw_5qv_mdc"><h2 class="- topic/title title sectiontitle"><code class="+ topic/ph pr-d/codeph ph codeph">test-wdt</code> 测试</h2>
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<div class="- topic/p p" data-ofbid="d194892e91__20250123155221"><code class="+ topic/ph pr-d/codeph ph codeph">test-wdt</code> 主要用于通过 ioctl 标准接口，查询和设置 Watchdog，具体步骤如下：<ul class="- topic/ul ul" id="watchdog_test_guide__ol_w21_xqv_mdc" data-ofbid="watchdog_test_guide__ol_w21_xqv_mdc">
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<li class="- topic/li li" data-ofbid="d194892e97__20250123155221">
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<p class="- topic/p p" data-ofbid="d194892e99__20250123155221">在 Shell 中直接运行 test_wdt 即可。</p>
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<p class="- topic/p p" data-ofbid="d194892e102__20250123155221">板子上的 <code class="+ topic/ph pr-d/codeph ph codeph">test-wdt</code> 位于
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<span class="+ topic/ph sw-d/filepath ph filepath">/usr/local/bin/</span>，无需进入该目录。</p>
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</li>
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<li class="- topic/li li" data-ofbid="d194892e112__20250123155221">
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<p class="- topic/p p" data-ofbid="d194892e114__20250123155221">执行 <span class="+ topic/keyword sw-d/cmdname keyword cmdname">test_wdt -u</span> 命令可查看帮助信息：</p>
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<div class="- topic/p p" data-ofbid="d194892e120__20250123155221">test_wdt
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的帮助信息输出示例如下：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="watchdog_test_guide__codeblock_gdx_ydt_c1c" data-ofbid="watchdog_test_guide__codeblock_gdx_ydt_c1c"><code>
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Compile time: Apr <span class="hl-number">16</span> <span class="hl-number">2022</span> <span class="hl-number">14</span>:<span class="hl-number">31</span>:<span class="hl-number">42</span>
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Usage: test_wdt [options]
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-i, --info Print the status and infomation
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-s, --set-timeout Set a timeout, in second
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-g, --get-timeout Get the current timeout, in second
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-p, --set-pretimeout Set a pretimeout, in second
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-G, --get-pretimeout Get the current pretimeout, in second
|
|||
|
|
-k, --keepalive Keepalive the watchdog
|
|||
|
|
-u, --usage
|
|||
|
|
|
|||
|
|
Example: test_wdt -c <span class="hl-number">0</span> -s <span class="hl-number">12</span>
|
|||
|
|
Example: test_wdt -c <span class="hl-number">1</span> -s <span class="hl-number">100</span> -p <span class="hl-number">90</span></code></pre></div>
|
|||
|
|
</li>
|
|||
|
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<li class="- topic/li li" data-ofbid="d194892e126__20250123155221">
|
|||
|
|
<div class="- topic/p p" data-ofbid="d194892e128__20250123155221"><code class="+ topic/ph pr-d/codeph ph codeph">test_wdt</code> 的使用示例：<div class="- topic/note note note note_note" id="watchdog_test_guide__note_y3c_ssv_mdc" data-ofbid="watchdog_test_guide__note_y3c_ssv_mdc"><span class="note__title">注：</span> <div class="note__body">
|
|||
|
|
<ul class="- topic/ul ul" id="watchdog_test_guide__ol_qds_zdt_c1c" data-ofbid="watchdog_test_guide__ol_qds_zdt_c1c">
|
|||
|
|
<li class="- topic/li li" data-ofbid="d194892e136__20250123155221">在 WDT V1.0 驱动中，timeout 参数取值范围必需为 [1, 3600]，即最小 1 秒且最多 1
|
|||
|
|
小时。</li>
|
|||
|
|
<li class="- topic/li li" data-ofbid="d194892e139__20250123155221">在 Linux 的 Watchdog 子系统中，pretimeout 必须小于 timeout。</li>
|
|||
|
|
</ul>
|
|||
|
|
</div></div><ul class="- topic/ul ul" id="watchdog_test_guide__ul_af5_grv_mdc" data-ofbid="watchdog_test_guide__ul_af5_grv_mdc">
|
|||
|
|
<li class="- topic/li li" data-ofbid="d194892e145__20250123155221">
|
|||
|
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<p class="- topic/p p" data-ofbid="d194892e147__20250123155221">初始化和查看状态：</p>
|
|||
|
|
<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="watchdog_test_guide__codeblock_i2f_hrv_mdc" data-ofbid="watchdog_test_guide__codeblock_i2f_hrv_mdc"><code>test_wdt -i</code></pre>
|
|||
|
|
<div class="- topic/p p" data-ofbid="d194892e153__20250123155221">输出结果示例如下：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="watchdog_test_guide__codeblock_vwr_krv_mdc" data-ofbid="watchdog_test_guide__codeblock_vwr_krv_mdc"><code>In ArtInChip Watchdog timer watchdog V0, options <span class="hl-number">0x8180</span>
|
|||
|
|
Status: <span class="hl-number">32768</span>
|
|||
|
|
Boot status: <span class="hl-number">0</span></code></pre></div>
|
|||
|
|
<ul class="- topic/ul ul" id="watchdog_test_guide__ul_awg_mrv_mdc" data-ofbid="watchdog_test_guide__ul_awg_mrv_mdc">
|
|||
|
|
<li class="- topic/li li" data-ofbid="d194892e160__20250123155221"><code class="+ topic/ph pr-d/codeph ph codeph">-i</code> 选项用于初始化 Watchdog timer
|
|||
|
|
并显示其当前状态。</li>
|
|||
|
|
<li class="- topic/li li" data-ofbid="d194892e165__20250123155221">输出显示了 Watchdog timer 的版本、选项、状态和启动状态。</li>
|
|||
|
|
</ul>
|
|||
|
|
</li>
|
|||
|
|
<li class="- topic/li li" data-ofbid="d194892e170__20250123155221">
|
|||
|
|
<div class="- topic/p p" data-ofbid="d194892e172__20250123155221">设置超时时间：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="watchdog_test_guide__codeblock_nvn_nrv_mdc" data-ofbid="watchdog_test_guide__codeblock_nvn_nrv_mdc"><code>test_wdt -s <span class="hl-number">0</span></code></pre></div>
|
|||
|
|
<div class="- topic/p p" data-ofbid="d194892e177__20250123155221">输出结果示例如下：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="watchdog_test_guide__codeblock_pvc_nrv_mdc" data-ofbid="watchdog_test_guide__codeblock_pvc_nrv_mdc"><code>wdt_set_timeout()<span class="hl-number">125</span> - Set chan0 timeout <span class="hl-number">0</span>, pretimeout <span class="hl-number">0</span>
|
|||
|
|
[ERROR] wdt_set_timeout()<span class="hl-number">128</span> - Failed to set timeout <span class="hl-number">22</span>[Invalid argument]
|
|||
|
|
</code></pre></div>
|
|||
|
|
</li>
|
|||
|
|
<li class="- topic/li li" data-ofbid="d194892e183__20250123155221">
|
|||
|
|
<div class="- topic/p p" data-ofbid="d194892e185__20250123155221">设置超时时间为
|
|||
|
|
0<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="watchdog_test_guide__codeblock_x1r_xrv_mdc" data-ofbid="watchdog_test_guide__codeblock_x1r_xrv_mdc"><code>test_wdt -s <span class="hl-number">0</span></code></pre></div>
|
|||
|
|
<div class="- topic/p p" data-ofbid="d194892e190__20250123155221">输出结果示例如下：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="watchdog_test_guide__codeblock_uzr_qrv_mdc" data-ofbid="watchdog_test_guide__codeblock_uzr_qrv_mdc"><code>wdt_set_timeout()<span class="hl-number">125</span> - Set chan0 timeout <span class="hl-number">0</span>, pretimeout <span class="hl-number">0</span>
|
|||
|
|
[ERROR] wdt_set_timeout()<span class="hl-number">128</span> - Failed to set timeout <span class="hl-number">22</span>[Invalid argument]
|
|||
|
|
</code></pre><ul class="- topic/ul ul" id="watchdog_test_guide__ul_vzr_qrv_mdc" data-ofbid="watchdog_test_guide__ul_vzr_qrv_mdc">
|
|||
|
|
<li class="- topic/li li" data-ofbid="d194892e196__20250123155221">尝试将超时时间设置为 0 秒失败，因为 0 秒为无效值。</li>
|
|||
|
|
</ul></div>
|
|||
|
|
</li>
|
|||
|
|
<li class="- topic/li li" data-ofbid="d194892e201__20250123155221">
|
|||
|
|
<div class="- topic/p p" data-ofbid="d194892e203__20250123155221">获取当前超时时间<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="watchdog_test_guide__codeblock_lnc_bsv_mdc" data-ofbid="watchdog_test_guide__codeblock_lnc_bsv_mdc"><code>test_wdt -g</code></pre></div>
|
|||
|
|
<div class="- topic/p p" data-ofbid="d194892e208__20250123155221">输出结果示例如下：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="watchdog_test_guide__codeblock_xzr_qrv_mdc" data-ofbid="watchdog_test_guide__codeblock_xzr_qrv_mdc"><code>wdt_get_timeout()<span class="hl-number">155</span> - Get chan0 timeout <span class="hl-number">16</span>
|
|||
|
|
</code></pre><ul class="- topic/ul ul" id="watchdog_test_guide__ul_yzr_qrv_mdc" data-ofbid="watchdog_test_guide__ul_yzr_qrv_mdc">
|
|||
|
|
<li class="- topic/li li" data-ofbid="d194892e214__20250123155221"><code class="+ topic/ph pr-d/codeph ph codeph">-g</code> 选项用于获取当前的超时时间。</li>
|
|||
|
|
<li class="- topic/li li" data-ofbid="d194892e219__20250123155221">输出显示当前的超时时间为 16 秒。</li>
|
|||
|
|
</ul></div>
|
|||
|
|
</li>
|
|||
|
|
<li class="- topic/li li" data-ofbid="d194892e224__20250123155221">
|
|||
|
|
<div class="- topic/p p" data-ofbid="d194892e226__20250123155221">设置有效的超时时间，例如 2
|
|||
|
|
秒<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="watchdog_test_guide__codeblock_usp_csv_mdc" data-ofbid="watchdog_test_guide__codeblock_usp_csv_mdc"><code>test_wdt -s <span class="hl-number">2</span></code></pre></div>
|
|||
|
|
<div class="- topic/p p" data-ofbid="d194892e231__20250123155221">输出结果示例如下：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="watchdog_test_guide__codeblock_a1s_qrv_mdc" data-ofbid="watchdog_test_guide__codeblock_a1s_qrv_mdc"><code>
|
|||
|
|
wdt_set_timeout()<span class="hl-number">125</span> - Set chan0 timeout <span class="hl-number">2</span>, pretimeout <span class="hl-number">0</span>
|
|||
|
|
</code></pre></div>
|
|||
|
|
</li>
|
|||
|
|
<li class="- topic/li li" data-ofbid="d194892e238__20250123155221">
|
|||
|
|
<div class="- topic/p p" data-ofbid="d194892e240__20250123155221">再次获取当前超时时间<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="watchdog_test_guide__codeblock_cgs_2sv_mdc" data-ofbid="watchdog_test_guide__codeblock_cgs_2sv_mdc"><code>test_wdt -g</code></pre></div>
|
|||
|
|
<div class="- topic/p p" data-ofbid="d194892e245__20250123155221">输出结果示例如下，显示当前的超时时间为 2
|
|||
|
|
秒：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="watchdog_test_guide__codeblock_d1s_qrv_mdc" data-ofbid="watchdog_test_guide__codeblock_d1s_qrv_mdc"><code>wdt_get_timeout()<span class="hl-number">155</span> - Get chan0 timeout <span class="hl-number">2</span>
|
|||
|
|
</code></pre></div>
|
|||
|
|
</li>
|
|||
|
|
<li class="- topic/li li" data-ofbid="d194892e251__20250123155221">
|
|||
|
|
<div class="- topic/p p" data-ofbid="d194892e253__20250123155221">设置另一个有效的超时时间，例如 9
|
|||
|
|
秒。<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="watchdog_test_guide__codeblock_n2k_gsv_mdc" data-ofbid="watchdog_test_guide__codeblock_n2k_gsv_mdc"><code>test_wdt -s <span class="hl-number">9</span></code></pre></div>
|
|||
|
|
<div class="- topic/p p" data-ofbid="d194892e258__20250123155221">输出结果示例如下，表示成功将超时时间设置为 9
|
|||
|
|
秒：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="watchdog_test_guide__codeblock_g1s_qrv_mdc" data-ofbid="watchdog_test_guide__codeblock_g1s_qrv_mdc"><code>
|
|||
|
|
wdt_set_timeout()<span class="hl-number">125</span> - Set chan0 timeout <span class="hl-number">9</span>, pretimeout <span class="hl-number">0</span>
|
|||
|
|
</code></pre></div>
|
|||
|
|
</li>
|
|||
|
|
<li class="- topic/li li" data-ofbid="d194892e264__20250123155221">
|
|||
|
|
<div class="- topic/p p" data-ofbid="d194892e266__20250123155221">再次获取当前超时时间<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="watchdog_test_guide__codeblock_egj_msv_mdc" data-ofbid="watchdog_test_guide__codeblock_egj_msv_mdc"><code>test_wdt -g</code></pre></div>
|
|||
|
|
<div class="- topic/p p" data-ofbid="d194892e271__20250123155221">输出结果示例如下，显示当前的超时时间为 9
|
|||
|
|
秒：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="watchdog_test_guide__codeblock_j1s_qrv_mdc" data-ofbid="watchdog_test_guide__codeblock_j1s_qrv_mdc"><code>
|
|||
|
|
wdt_get_timeout()<span class="hl-number">155</span> - Get chan0 timeout <span class="hl-number">9</span>
|
|||
|
|
</code></pre></div>
|
|||
|
|
</li>
|
|||
|
|
<li class="- topic/li li" data-ofbid="d194892e277__20250123155221">
|
|||
|
|
<div class="- topic/p p" data-ofbid="d194892e279__20250123155221">设置带预超时时间的超时时间，例如 9
|
|||
|
|
秒<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="watchdog_test_guide__codeblock_r42_4sv_mdc" data-ofbid="watchdog_test_guide__codeblock_r42_4sv_mdc"><code>test_wdt -s <span class="hl-number">9</span> -p <span class="hl-number">4</span></code></pre></div>
|
|||
|
|
<div class="- topic/p p" data-ofbid="d194892e284__20250123155221">输出结果示例如下，表示成功将超时时间设置为 9 秒，并将预超时时间设置为 4
|
|||
|
|
秒。<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="watchdog_test_guide__codeblock_m1s_qrv_mdc" data-ofbid="watchdog_test_guide__codeblock_m1s_qrv_mdc"><code>
|
|||
|
|
wdt_set_timeout()<span class="hl-number">125</span> - Set chan0 timeout <span class="hl-number">9</span>, pretimeout <span class="hl-number">4</span>
|
|||
|
|
</code></pre></div>
|
|||
|
|
</li>
|
|||
|
|
</ul></div>
|
|||
|
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</li>
|
|||
|
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</ul></div>
|
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</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="#watchdog_test_guide__section_dkd_rqv_mdc" data-tocid="watchdog_test_guide__section_dkd_rqv_mdc">准备测试环境</a></div></li><li class="section-item"><div class="section-title"><a href="#watchdog_test_guide__section_fln_sqv_mdc" data-tocid="watchdog_test_guide__section_fln_sqv_mdc">打开 <code class="+ topic/ph pr-d/codeph ph codeph">test-wdt</code></a></div></li><li class="section-item"><div class="section-title"><a href="#watchdog_test_guide__section_tlw_5qv_mdc" data-tocid="watchdog_test_guide__section_tlw_5qv_mdc"><code class="+ topic/ph pr-d/codeph ph codeph">test-wdt</code> 测试</a></div></li></ul></div>
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