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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/mdi/mdi_debug.dita">Edit online</a></span><h1 class="- topic/title title topictitle1" id="ariaid-title1">调试指南</h1><div class="date inPage">5 Dec 2024</div><div style="color: gray;">
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Read time: 1 minute(s)
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</div><div class="- topic/body body"><section class="- topic/section section" id="id__section_i5c_b5t_2dc" data-ofbid="id__section_i5c_b5t_2dc"><h2 class="- topic/title title sectiontitle">调试开关</h2>
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<div class="- topic/div div">
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<p class="- topic/p p" data-ofbid="d258406e24__20250121171715">在 <span class="- topic/ph ph">Luban-Lite</span> 中，MDI 驱动的 Log 控制接口共用了全局的 ulog 接口。</p>
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<p class="- topic/p p" data-ofbid="d258406e30__20250121171715">ulog 打印级别的控制方法，可以参考调试 Log 的级别。</p>
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<div class="- topic/p p" data-ofbid="d258406e33__20250121171715">在 mpp_vin_dev.c
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中，预留了两个调试用的宏：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_t3p_b5t_2dc" data-ofbid="id__codeblock_t3p_b5t_2dc">#<span class="hl-directive">define</span> VIN_DEBUG_SHOW_FRAMERATE
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#<span class="hl-directive">define</span> VIN_DEBUG_DISP_ENABLE
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#<span class="hl-directive">define</span> VIN_DEBUG_PART_REFRESH
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#<span class="hl-directive">define</span> VIN_DEBUG_GEN_CMD
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<em class="hl-comment">// #define VIN_DEBUG_VERBOSE_LOG</em></pre></div>
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<div class="- topic/p p" data-ofbid="d258406e38__20250121171715">这些宏的功能分别是：<div class="- topic/note note note note_note" id="id__note_ysd_s5t_2dc" data-ofbid="id__note_ysd_s5t_2dc"><span class="note__title">注：</span> 注释掉宏可关闭相应功能，可以看到最后一个调试开关的默认状态是关闭。</div></div>
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<ol class="- topic/ol ol arabic simple" id="id__ol_ssh_ytt_2dc" data-ofbid="id__ol_ssh_ytt_2dc"><li class="- topic/li li" data-ofbid="d258406e44__20250121171715">
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<p class="- topic/p p" data-ofbid="d258406e46__20250121171715"><strong class="+ topic/ph hi-d/b ph b">VIN_DEBUG_SHOW_FRAMERATE</strong>: 是否统计帧率的数据并定时打印显示</p>
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</li><li class="- topic/li li" data-ofbid="d258406e51__20250121171715">
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<p class="- topic/p p" data-ofbid="d258406e53__20250121171715"><strong class="+ topic/ph hi-d/b ph b">VIN_DEBUG_DISP_ENABLE</strong>: 启用 DE 将数据显示到屏幕</p>
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</li><li class="- topic/li li" data-ofbid="d258406e58__20250121171715">
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<p class="- topic/p p" data-ofbid="d258406e60__20250121171715"><strong class="+ topic/ph hi-d/b ph b">VIN_DEBUG_PART_REFRESH</strong>: 启用 <strong class="+ topic/ph hi-d/b ph b">局部刷新</strong> 功能的支持</p>
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</li><li class="- topic/li li" data-ofbid="d258406e68__20250121171715">
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<p class="- topic/p p" data-ofbid="d258406e70__20250121171715"><strong class="+ topic/ph hi-d/b ph b">VIN_DEBUG_GEN_CMD</strong>: 模拟一组 DBI CMD 来完成初始化的参数配置，即不依赖发送端的初始化命令</p>
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</li><li class="- topic/li li" data-ofbid="d258406e75__20250121171715">
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<p class="- topic/p p" data-ofbid="d258406e77__20250121171715"><strong class="+ topic/ph hi-d/b ph b">VIN_DEBUG_VERBOSE_LOG</strong>: 显示更多 log 信息，主要是打开传输过程中的 0x2A、0x2B 命令信息</p>
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</li></ol>
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</div>
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</section><section class="- topic/section section" id="id__section_kmb_15t_2dc" data-ofbid="id__section_kmb_15t_2dc"><h2 class="- topic/title title sectiontitle">驱动加载状态</h2>
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<div class="- topic/div div section" id="id__id3">
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<p class="- topic/p p" data-ofbid="d258406e91__20250121171715">MDI 的设备初始化入口，是放在 MPP VIN Dev 的初始化中调用完成的。 </p>
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<p class="- topic/p p" data-ofbid="d258406e94__20250121171715">在 RT-Thread 中，MDI 暂时没有注册为一个设备，只是提供了一些 API 接口，所以从命令 <span class="+ topic/keyword sw-d/cmdname keyword cmdname">list_device</span>
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中是看不到 MDI 设备的。</p>
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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__section_i5c_b5t_2dc" data-tocid="id__section_i5c_b5t_2dc">调试开关</a></div></li><li class="section-item"><div class="section-title"><a href="#id__section_kmb_15t_2dc" data-tocid="id__section_kmb_15t_2dc">驱动加载状态</a></div></li></ul></div>
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