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href="../../../topics/sdk/display/display_menuconfig.html" id="display_menuconfig_configuration-d4445e1760-link"><code class="ph codeph">menuconfig</code> 配置</a></div></div></li><li role="treeitem"><div data-tocid="display_system_parameters_configuration-d4445e1776" class="topicref" data-id="display_system_parameters_configuration" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/display/display_parameter_sys_config.html" id="display_system_parameters_configuration-d4445e1776-link">系统参数配置</a></div></div></li><li role="treeitem"><div data-tocid="display_functional_parameters_configuration-d4445e1790" class="topicref" data-id="display_functional_parameters_configuration" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/display/display_parameter_function_config.html" id="display_functional_parameters_configuration-d4445e1790-link">功能参数配置</a></div></div></li><li role="treeitem"><div data-tocid="display_dts_parameter_panel_rgb-d4445e1804" class="topicref" data-id="display_dts_parameter_panel_rgb" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/display/display_parameter_panel_rgb.html" id="display_dts_parameter_panel_rgb-d4445e1804-link">Panel_RGB</a></div></div></li><li role="treeitem"><div data-tocid="display_dts_parameter_panel_lvds-d4445e1818" class="topicref" data-id="display_dts_parameter_panel_lvds" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/display/display_parameter_panel_lvds.html" id="display_dts_parameter_panel_lvds-d4445e1818-link">Panel_LVDS</a></div></div></li><li role="treeitem"><div data-tocid="display_dts_parameter_panel_dsi-d4445e1832" class="topicref" data-id="display_dts_parameter_panel_dsi" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/display/display_parameter_panel_dsi.html" id="display_dts_parameter_panel_dsi-d4445e1832-link">Panel_DSI</a></div></div></li><li role="treeitem"><div data-tocid="display_dts_parameter_panel_dsi-d4445e1846" class="topicref" data-id="display_dts_parameter_panel_dsi" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/display/display_parameter_panel_dbi.html" id="display_dts_parameter_panel_dsi-d4445e1846-link">Panel_DBI</a></div></div></li><li role="treeitem"><div data-tocid="display_dts_parameter_backlight-d4445e1860" class="topicref" data-id="display_dts_parameter_backlight" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/display/display_parameter_backlight.html" id="display_dts_parameter_backlight-d4445e1860-link">PWM Backlight</a></div></div></li><li role="treeitem"><div data-tocid="display_dts_parameter_display_interface-d4445e1874" class="topicref" data-id="display_dts_parameter_display_interface" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/display/display_parameter_display_interface.html" id="display_dts_parameter_display_interface-d4445e1874-link">Display Interface</a></div></div></li><li role="treeitem"><div data-tocid="display_dts_parameter_display_engine-d4445e1888" class="topicref" data-id="display_dts_parameter_display_engine" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/display/display_parameter_display_engine.html" id="display_dts_parameter_display_engine-d4445e1888-link">Display Engine</a></div></div></li><li role="treeitem" class="active"><div data-tocid="display_dts_parameter_display_fb0-d4445e1903" class="topicref" data-id="display_dts_parameter_display_fb0" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/display/display_parameter_display_fb0.html" id="display_dts_parameter_display_fb0-d4445e1903-link">Display FB0</a></div></div></li></ul></li><li role="treeitem" aria-expanded="false"><div data-tocid="wifi-d4445e1918" class="topicref" data-id="wifi" data-state="not-ready"><span role="button" tabindex="0" aria-labelledby="button-expand-action wifi-d4445e1918-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/wifi/wifi-debug-guide.html" id="wifi-d4445e1918-link">WiFi</a></div></div></li><li role="treeitem"><div data-tocid="concept_s4m_zk3_pzb-d4445e1946" class="topicref" data-id="concept_s4m_zk3_pzb" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/keyadc/device-keyboards-user-guide.html" id="concept_s4m_zk3_pzb-d4445e1946-link">按键矩阵</a><div class="wh-tooltip"><p class="shortdesc">此章节介绍按键矩阵的使用方法以及相关配置。</p></div></div></div></li></ul></li><li role="treeitem" aria-expanded="false"><div data-tocid="id-d4445e1964" class="topicref" data-id="id" data-state="not-ready"><span role="button" tabindex="0" aria-labelledby="button-expand-action id-d4445e1964-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/bringup/chapter-bringup.html" id="id-d4445e1964-link">BringUp</a><div class="wh-tooltip"><p class="shortdesc">在硬件上电后快速初始化系统，为操作系统的启动准备好必要的硬件环境。</p></div></div></div></li><li role="treeitem" aria-expanded="false"><div data-tocid="id-d4445e2153" class="topicref" data-id="id" data-state="not-ready"><span role="button" tabindex="0" aria-labelledby="button-expand-action id-d4445e2153-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/chapter-advanced-app.html" id="id-d4445e2153-link">高级应用</a><div class="wh-tooltip"><p class="shortdesc">系统、存储、多媒体、接口、安全等模块的详细配置和设计说明。</p></div></div></div></li></ul></div>
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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/display/display_parameter_display_fb0.dita">Edit online</a></span><h1 class="- topic/title title topictitle1" id="ariaid-title1">Display FB0</h1>
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<div class="date inPage">15 Jan 2024</div><div style="color: gray;">
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Read time: 2 minute(s)
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</div>
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<div class="- topic/body concept/conbody body conbody">
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<div class="- topic/p p" data-ofbid="d34957e33__20250123155158">
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<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="display_dts_parameter_display_fb0__codeblock_ugx_gyf_d1c" data-ofbid="display_dts_parameter_display_fb0__codeblock_ugx_gyf_d1c"><code>&fb0 {
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artinchip,uboot-logo-on=<<span class="hl-number">1</span>>;
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rotation-degress = <<span class="hl-number">270</span>>;
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rotation-buf-num = <<span class="hl-number">2</span>>;
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height-virtual = <<span class="hl-number">2160</span>>;
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disp-bright = <<span class="hl-number">45</span>>;
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disp-contrast = <<span class="hl-number">50</span>>;
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disp-saturation = <<span class="hl-number">60</span>>;
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disp-hue = <<span class="hl-number">50</span>>;
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port {
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fb0_out: endpoint {
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remote-endpoint = <&de0_in>;
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};
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};
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};</code></pre>
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</div>
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<div class="table-container"><table class="- topic/table table frame-all" id="display_dts_parameter_display_fb0__table_d4y_xys_ldc" data-ofbid="display_dts_parameter_display_fb0__table_d4y_xys_ldc" data-cols="3"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label">表<span class="table--title-label-number"> 1</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">FB0 参数描述</span></caption><colgroup><col style="width:17.1875%"/><col style="width:67.18749999999999%"/><col style="width:15.625%"/></colgroup><thead class="- topic/thead thead">
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<tr class="- topic/row">
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<th class="- topic/entry entry colsep-1 rowsep-1" id="display_dts_parameter_display_fb0__table_d4y_xys_ldc__entry__1">参数名称</th>
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<th class="- topic/entry entry colsep-1 rowsep-1" id="display_dts_parameter_display_fb0__table_d4y_xys_ldc__entry__2">描述</th>
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<th class="- topic/entry entry colsep-0 rowsep-1" id="display_dts_parameter_display_fb0__table_d4y_xys_ldc__entry__3">是否必需</th>
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</tr>
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</thead><tbody class="- topic/tbody tbody">
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<tr class="- topic/row">
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<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_fb0__table_d4y_xys_ldc__entry__1"><span class="+ topic/keyword pr-d/parmname keyword parmname">artinchip,uboot-logo-on</span></td>
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_fb0__table_d4y_xys_ldc__entry__2">是否保持 Uboot 阶段的 logo</td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="display_dts_parameter_display_fb0__table_d4y_xys_ldc__entry__3">Required</td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_fb0__table_d4y_xys_ldc__entry__1"><span class="+ topic/keyword pr-d/parmname keyword parmname">rotation-degress</span></td>
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_fb0__table_d4y_xys_ldc__entry__2">
|
||
<p class="- topic/p p" data-ofbid="d34957e90__20250123155158">Framebuffer 旋转角度，在竖屏横用或横屏竖用时配置，支持 0°/90°/180°/270° 旋转。</p>
|
||
</td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="display_dts_parameter_display_fb0__table_d4y_xys_ldc__entry__3" rowspan="11">Optional</td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_fb0__table_d4y_xys_ldc__entry__1"><span class="+ topic/keyword pr-d/parmname keyword parmname">rotation-buf-num</span></td>
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_fb0__table_d4y_xys_ldc__entry__2">
|
||
<p class="- topic/p p" data-ofbid="d34957e106__20250123155158">Framebuffer 中需要旋转的 buffer 个数。部分应用程序会使用双 buffer 来避免撕裂。</p>
|
||
</td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_fb0__table_d4y_xys_ldc__entry__1">
|
||
<p class="- topic/p p" data-ofbid="d34957e115__20250123155158"><span class="+ topic/keyword pr-d/parmname keyword parmname">width-virtual</span></p>
|
||
</td>
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_fb0__table_d4y_xys_ldc__entry__2">
|
||
<p class="- topic/p p" data-ofbid="d34957e122__20250123155158">Framebuffer 的内存宽度，缺省等于 width。用于配置双 buffer。</p>
|
||
</td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_fb0__table_d4y_xys_ldc__entry__1">
|
||
<p class="- topic/p p" data-ofbid="d34957e131__20250123155158"><span class="+ topic/keyword pr-d/parmname keyword parmname">height-virtual</span></p>
|
||
</td>
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_fb0__table_d4y_xys_ldc__entry__2">
|
||
<p class="- topic/p p" data-ofbid="d34957e138__20250123155158">Framebuffer 的内存高度，缺省等于 height。用于配置双 buffer。</p>
|
||
</td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_fb0__table_d4y_xys_ldc__entry__1">
|
||
<p class="- topic/p p" data-ofbid="d34957e148__20250123155158"><span class="+ topic/keyword pr-d/parmname keyword parmname">disp-bright</span></p>
|
||
</td>
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_fb0__table_d4y_xys_ldc__entry__2">
|
||
<p class="- topic/p p" data-ofbid="d34957e155__20250123155158">显示亮度，[0, 100], 缺省等于 50，50 表示不调节亮度。</p>
|
||
</td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_fb0__table_d4y_xys_ldc__entry__1">
|
||
<p class="- topic/p p" data-ofbid="d34957e164__20250123155158"><span class="+ topic/keyword pr-d/parmname keyword parmname">disp-contrast</span></p>
|
||
</td>
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_fb0__table_d4y_xys_ldc__entry__2">
|
||
<p class="- topic/p p" data-ofbid="d34957e171__20250123155158">显示对比度，[0, 100], 缺省等于 50，50 表示不调节对比度。</p>
|
||
</td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_fb0__table_d4y_xys_ldc__entry__1">
|
||
<p class="- topic/p p" data-ofbid="d34957e180__20250123155158"><span class="+ topic/keyword pr-d/parmname keyword parmname">disp-saturation</span></p>
|
||
</td>
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_fb0__table_d4y_xys_ldc__entry__2">
|
||
<p class="- topic/p p" data-ofbid="d34957e187__20250123155158">显示饱和度，[0, 100], 缺省等于 50，50 表示不调节饱和度。</p>
|
||
</td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_fb0__table_d4y_xys_ldc__entry__1">
|
||
<p class="- topic/p p" data-ofbid="d34957e196__20250123155158"><span class="+ topic/keyword pr-d/parmname keyword parmname">disp-hue</span></p>
|
||
</td>
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_fb0__table_d4y_xys_ldc__entry__2">
|
||
<p class="- topic/p p" data-ofbid="d34957e203__20250123155158">显示色调，[0, 100], 缺省等于 50，50 表示不调节色调。</p>
|
||
</td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_fb0__table_d4y_xys_ldc__entry__1">
|
||
<p class="- topic/p p" data-ofbid="d34957e212__20250123155158"><span class="+ topic/keyword pr-d/parmname keyword parmname">width</span></p>
|
||
</td>
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_fb0__table_d4y_xys_ldc__entry__2">
|
||
<p class="- topic/p p" data-ofbid="d34957e219__20250123155158">Display Engine 图像输出宽度，缺省等于 panel 子节点
|
||
<span class="+ topic/keyword pr-d/parmname keyword parmname">display-timings</span> 中的
|
||
<span class="+ topic/keyword pr-d/parmname keyword parmname">hactive</span> 属性。</p>
|
||
<p class="- topic/p p" data-ofbid="d34957e228__20250123155158">预留节点，为 Display Engine 的缩放功能预留，一般不需要配置。</p>
|
||
</td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_fb0__table_d4y_xys_ldc__entry__1">
|
||
<p class="- topic/p p" data-ofbid="d34957e237__20250123155158"><span class="+ topic/keyword pr-d/parmname keyword parmname">height</span></p>
|
||
</td>
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_fb0__table_d4y_xys_ldc__entry__2">
|
||
<p class="- topic/p p" data-ofbid="d34957e244__20250123155158">Display Engine 图像输出高度，缺省等于 panel 子节点
|
||
<span class="+ topic/keyword pr-d/parmname keyword parmname">display-timings</span> 中的
|
||
<span class="+ topic/keyword pr-d/parmname keyword parmname">vactive</span> 属性。</p>
|
||
<p class="- topic/p p" data-ofbid="d34957e253__20250123155158">预留节点，为 Display Engine 的缩放功能预留，一般不需要配置。</p>
|
||
</td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_fb0__table_d4y_xys_ldc__entry__1"><span class="+ topic/keyword pr-d/parmname keyword parmname">format</span></td>
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_fb0__table_d4y_xys_ldc__entry__2">
|
||
<div class="- topic/p p" data-ofbid="d34957e267__20250123155158">Framebuffer 内存数据格式，string 型参数，缺省为 a8r8g8b8 ，表示 32 位
|
||
ARGB8888 格式。显示驱动目前适配了以下几种常见格式：<div class="simpletable-container"><table class="- topic/simpletable simpletable frame-all" id="display_dts_parameter_display_fb0__table_ybk_fyf_d1c" data-ofbid="display_dts_parameter_display_fb0__table_ybk_fyf_d1c"><colgroup><col style="width:47.393364928909946%"/><col style="width:52.60663507109005%"/></colgroup><thead><tr class="- topic/sthead sthead">
|
||
<th class="- topic/stentry stentry" scope="col" id="display_dts_parameter_display_fb0__table_ybk_fyf_d1c__stentry__1">format</th>
|
||
<th class="- topic/stentry stentry" scope="col" id="display_dts_parameter_display_fb0__table_ybk_fyf_d1c__stentry__2">strings</th>
|
||
</tr></thead><tbody><tr class="- topic/strow strow">
|
||
<td class="- topic/stentry stentry" headers="display_dts_parameter_display_fb0__table_ybk_fyf_d1c__stentry__1">ARGB8888</td>
|
||
<td class="- topic/stentry stentry" headers="display_dts_parameter_display_fb0__table_ybk_fyf_d1c__stentry__2">“a8r8g8b8”</td>
|
||
</tr><tr class="- topic/strow strow">
|
||
<td class="- topic/stentry stentry" headers="display_dts_parameter_display_fb0__table_ybk_fyf_d1c__stentry__1">ABGR8888</td>
|
||
<td class="- topic/stentry stentry" headers="display_dts_parameter_display_fb0__table_ybk_fyf_d1c__stentry__2">“a8b8g8r8”</td>
|
||
</tr><tr class="- topic/strow strow">
|
||
<td class="- topic/stentry stentry" headers="display_dts_parameter_display_fb0__table_ybk_fyf_d1c__stentry__1">XRGB8888</td>
|
||
<td class="- topic/stentry stentry" headers="display_dts_parameter_display_fb0__table_ybk_fyf_d1c__stentry__2">“x8r8g8b8”</td>
|
||
</tr><tr class="- topic/strow strow">
|
||
<td class="- topic/stentry stentry" headers="display_dts_parameter_display_fb0__table_ybk_fyf_d1c__stentry__1">RGB888</td>
|
||
<td class="- topic/stentry stentry" headers="display_dts_parameter_display_fb0__table_ybk_fyf_d1c__stentry__2">“r8g8b8”</td>
|
||
</tr><tr class="- topic/strow strow">
|
||
<td class="- topic/stentry stentry" headers="display_dts_parameter_display_fb0__table_ybk_fyf_d1c__stentry__1">RGB565</td>
|
||
<td class="- topic/stentry stentry" headers="display_dts_parameter_display_fb0__table_ybk_fyf_d1c__stentry__2">“r5g6b5”</td>
|
||
</tr><tr class="- topic/strow strow">
|
||
<td class="- topic/stentry stentry" headers="display_dts_parameter_display_fb0__table_ybk_fyf_d1c__stentry__1">ARGB1555</td>
|
||
<td class="- topic/stentry stentry" headers="display_dts_parameter_display_fb0__table_ybk_fyf_d1c__stentry__2">“a1r5g5b5”</td>
|
||
</tr></tbody></table></div></div>
|
||
</td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-0" headers="display_dts_parameter_display_fb0__table_d4y_xys_ldc__entry__1">port</td>
|
||
<td class="- topic/entry entry colsep-1 rowsep-0" headers="display_dts_parameter_display_fb0__table_d4y_xys_ldc__entry__2">数据输出端口，连接 Display Engine 结点。</td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-0" headers="display_dts_parameter_display_fb0__table_d4y_xys_ldc__entry__3">Required</td>
|
||
</tr>
|
||
</tbody></table></div>
|
||
</div>
|
||
</article></main></div>
|
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|
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|
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