2025-04-23 17:54:31 +08:00
|
|
|
|
<!DOCTYPE html><html xmlns="http://www.w3.org/1999/xhtml" xml:lang="zh-cn" lang="zh-cn" data-whc_version="26.1">
|
|
|
|
|
|
<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="Luban-Lite SDK 支持多个芯片平台，而各个平台的内存种类和内存大小也不同，正确的进行内存配置会使系统运行更高效。 遵照以下流程，配置芯片平台的内存参数： 在 menuconfig 界面中，导航到 Board options > MemOptions 配置选项,注意在 bootloader 和 rt-thread 配置都要对应修改。 根据 芯片平台型号 、 存储类型 ..."/><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.relation" content="../../../topics/sdk/bringup/chapter-bringup.html"/><meta name="DC.relation" content="../../../topics/sdk/bringup/lite-bringup-soc.html"/><meta name="DC.relation" content="../../../topics/sdk/bringup/lite-bringup-storage.html"/><meta name="DC.contributor" content="yan.wang"/><meta name="DC.contributor" content="yan.wang"/><meta name="DC.date.modified" content="2025-04-09"/><meta name="DC.format" content="HTML5"/><meta name="DC.identifier" content="id"/><meta name="DC.language" content="zh-CN"/><title>内存配置</title><meta name="wh-path2root" content="../../../"/><meta name="wh-toc-id" content="id-d3703e2062"/><meta name="wh-source-relpath" content="topics/sdk/bringup/lite-bringup-ram.dita"/><meta name="wh-out-relpath" content="topics/sdk/bringup/lite-bringup-ram.html"/>
|
2025-01-23 16:37:00 +08:00
|
|
|
|
|
2025-04-23 17:54:31 +08:00
|
|
|
|
<link rel="stylesheet" type="text/css" href="../../../webhelp/app/commons.css?buildId=2024041900"/>
|
|
|
|
|
|
<link rel="stylesheet" type="text/css" href="../../../webhelp/app/topic.css?buildId=2024041900"/>
|
2025-01-23 16:37:00 +08:00
|
|
|
|
|
2025-04-23 17:54:31 +08:00
|
|
|
|
<script src="../../../webhelp/app/options/properties.js?buildId=20250409170918"></script>
|
|
|
|
|
|
<script src="../../../webhelp/app/localization/strings.js?buildId=2024041900"></script>
|
|
|
|
|
|
<script src="../../../webhelp/app/search/index/keywords.js?buildId=20250409170918"></script>
|
|
|
|
|
|
<script defer="defer" src="../../../webhelp/app/commons.js?buildId=2024041900"></script>
|
|
|
|
|
|
<script defer="defer" src="../../../webhelp/app/topic.js?buildId=2024041900"></script>
|
|
|
|
|
|
<link rel="stylesheet" type="text/css" href="../../../webhelp/template/css/aic-styles-web-internal.css?buildId=2024041900"/><link rel="stylesheet" type="text/css" href="../../../webhelp/template/css/notes.css?buildId=2024041900"/><link rel="stylesheet" type="text/css" href="../../../webhelp/template/css/aic-common.css?buildId=2024041900"/><link rel="stylesheet" type="text/css" href="../../../webhelp/template/css/aic-images.css?buildId=2024041900"/><link rel="stylesheet" type="text/css" href="../../../webhelp/template/css/footnote.css?buildId=2024041900"/><link rel="stylesheet" type="text/css" href="../../../webhelp/template/css/aic-highlight-changes.css?buildId=2024041900"/><link rel="stylesheet" type="text/css" href="../../../webhelp/template/css/search-in-header.css?buildId=2024041900"/><link rel="stylesheet" type="text/css" href="../../../webhelp/template/css/topic-body-list.css?buildId=2024041900"/></head>
|
2025-01-23 16:37:00 +08:00
|
|
|
|
|
|
|
|
|
|
<body id="id" class="wh_topic_page frmBody">
|
|
|
|
|
|
<a href="#wh_topic_body" class="sr-only sr-only-focusable">
|
|
|
|
|
|
跳转到主要内容
|
|
|
|
|
|
</a>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<header class="navbar navbar-default wh_header">
|
|
|
|
|
|
<div class="container-fluid">
|
2025-04-23 17:54:31 +08:00
|
|
|
|
<div xmlns:whc="http://www.oxygenxml.com/webhelp/components" class="wh_header_flex_container navbar-nav navbar-expand-md navbar-dark">
|
2025-01-23 16:37:00 +08:00
|
|
|
|
<div class="wh_logo_and_publication_title_container">
|
|
|
|
|
|
<div class="wh_logo_and_publication_title">
|
|
|
|
|
|
|
2025-04-23 17:54:31 +08:00
|
|
|
|
<a href="https://www.artinchip.com" class=" wh_logo d-none d-sm-block "><img src="../../../company-logo.png" alt=" RTOS SDK 使用指南 SDK 指南文件 "/></a>
|
|
|
|
|
|
<div class=" wh_publication_title "><a href="../../../index.html"><span class="booktitle"> <span class="ph mainbooktitle">RTOS SDK 使用指南</span> <span class="ph booktitlealt">SDK 指南文件</span> </span></a></div>
|
2025-01-23 16:37:00 +08:00
|
|
|
|
|
|
|
|
|
|
</div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
</div>
|
|
|
|
|
|
|
|
|
|
|
|
<div class="wh_top_menu_and_indexterms_link collapse navbar-collapse" id="wh_top_menu_and_indexterms_link">
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
</div>
|
|
|
|
|
|
<div class=" wh_search_input navbar-form wh_topic_page_search search " role="form">
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<form id="searchForm" method="get" role="search" action="../../../search.html"><div><input type="search" placeholder="搜索 " class="wh_search_textfield" id="textToSearch" name="searchQuery" aria-label="搜索查询" required="required"/><button type="submit" class="wh_search_button" aria-label="搜索"><span class="search_input_text">搜索</span></button></div></form>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
2025-04-23 17:54:31 +08:00
|
|
|
|
</div></div>
|
|
|
|
|
|
</div>
|
|
|
|
|
|
</header>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
2025-01-23 16:37:00 +08:00
|
|
|
|
|
|
|
|
|
|
<div class="container-fluid" id="wh_topic_container">
|
|
|
|
|
|
<div class="row">
|
|
|
|
|
|
|
|
|
|
|
|
<nav class="wh_tools d-print-none navbar-expand-md" aria-label="Tools">
|
|
|
|
|
|
|
|
|
|
|
|
<div data-tooltip-position="bottom" class=" wh_breadcrumb "><ol class="d-print-none"><li><span class="home"><a href="../../../index.html"><span>主页</span></a></span></li><li><div class="topicref" data-id="id"><div class="title"><a href="../../../topics/sdk/bringup/chapter-bringup.html">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 class="active"><div class="topicref" data-id="id"><div class="title"><a href="../../../topics/sdk/bringup/lite-bringup-ram.html">内存配置</a></div></div></li></ol></div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<div class="wh_right_tools">
|
|
|
|
|
|
<button class="wh_hide_highlight" aria-label="切换搜索突出显示" title="切换搜索突出显示"></button>
|
|
|
|
|
|
<button class="webhelp_expand_collapse_sections" data-next-state="collapsed" aria-label="折叠截面" title="折叠截面"></button>
|
|
|
|
|
|
<div class=" wh_navigation_links "><span id="topic_navigation_links" class="navheader">
|
|
|
|
|
|
|
|
|
|
|
|
<span class="navprev"><a class="- topic/link link" href="../../../topics/sdk/bringup/lite-bringup-soc.html" title="引脚配置" aria-label="上一主题: 引脚配置" rel="prev"></a></span>
|
|
|
|
|
|
<span class="navnext"><a class="- topic/link link" href="../../../topics/sdk/bringup/lite-bringup-storage.html" title="存储配置" aria-label="下一主题: 存储配置" rel="next"></a></span> </span></div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<div class=" wh_print_link print d-none d-md-inline-block "><button onClick="window.print()" title="打印此页" aria-label="打印此页"></button></div>
|
|
|
|
|
|
|
|
|
|
|
|
<button type="button" id="wh_toc_button" class="custom-toggler navbar-toggler collapsed wh_toggle_button navbar-light" aria-expanded="false" aria-label="Toggle publishing table of content" aria-controls="wh_publication_toc">
|
|
|
|
|
|
<span class="navbar-toggler-icon"></span>
|
|
|
|
|
|
</button>
|
|
|
|
|
|
</div>
|
|
|
|
|
|
|
|
|
|
|
|
</nav>
|
|
|
|
|
|
</div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<div class="wh_content_area">
|
|
|
|
|
|
<div class="row">
|
|
|
|
|
|
|
|
|
|
|
|
<nav id="wh_publication_toc" class="col-lg-3 col-md-3 col-sm-12 d-md-block d-none d-print-none" aria-label="Table of Contents Container">
|
|
|
|
|
|
<div id="wh_publication_toc_content">
|
|
|
|
|
|
|
2025-04-23 17:54:31 +08:00
|
|
|
|
<div class=" wh_publication_toc " data-tooltip-position="right"><span class="expand-button-action-labels"><span id="button-expand-action" role="button" aria-label="Expand"></span><span id="button-collapse-action" role="button" aria-label="Collapse"></span><span id="button-pending-action" role="button" aria-label="Pending"></span></span><ul role="tree" aria-label="Table of Contents"><li role="treeitem"><div data-tocid="revinfo_linux-d3703e457" class="topicref" data-id="revinfo_linux" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/revinfo/revinfo_rtos.html" id="revinfo_linux-d3703e457-link">修订记录</a></div></div></li><li role="treeitem" aria-expanded="false"><div data-tocid="id-d3703e479" class="topicref" data-id="id" data-state="not-ready"><span role="button" tabindex="0" aria-labelledby="button-expand-action id-d3703e479-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/env/sdk-compile.html" id="id-d3703e479-link">SDK 编译</a><div class="wh-tooltip"><p class="shortdesc">介绍不同编译环境下 SDK 的详细编译流程。</p></div></div></div></li><li role="treeitem" aria-expanded="false"><div data-tocid="id-d3703e601" class="topicref" data-id="id" data-state="not-ready"><span role="button" tabindex="0" aria-labelledby="button-expand-action id-d3703e601-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/advanced/sdk-usage.html" id="id-d3703e601-link">使用指南</a><div class="wh-tooltip"><p class="shortdesc">命令详解，编译选项，镜像和分区配置，添加应用和驱动等的详细使用说明。</p></div></div></div></li><li role="treeitem" aria-expanded="false"><div data-tocid="concept_rcx_czh_pzb-d3703e1001" class="topicref" data-id="concept_rcx_czh_pzb" data-state="not-ready"><span role="button" tabindex="0" aria-labelledby="button-expand-action concept_rcx_czh_pzb-d3703e1001-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/chapter-app.html" id="concept_rcx_czh_pzb-d3703e1001-link">应用场景</a><div class="wh-tooltip"><p class="shortdesc">描述了 SDK 在不同应用场景中的配置和使用，包括系统更新、OTA、安全方案等。</p></div></div></div></li><li role="treeitem" aria-expanded="false"><div data-tocid="id-d3703e1841" class="topicref" data-id="id" data-state="not-ready"><span role="button" tabindex="0" aria-labelledby="button-expand-action id-d3703e1841-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/peripheral/peripheral-intro.html" id="id-d3703e1841-link">外设移植</a><div class="wh-tooltip"><p class="shortdesc"><span class="ph">CTP、U 盘、SD 卡、有线和无线网络</span>等外设的介绍和使用说明。</p></div></div></div></li><li role="treeitem" aria-expanded="true"><div data-tocid="id-d3703e2015" class="topicref" data-id="id" data-state="expanded"><span role="button" tabindex="0" aria-labelledby="button-collapse-action id-d3703e2015-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/bringup/chapter-bringup.html" id="id-d3703e2015-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><ul role="group" class="navbar-nav nav-list"><li role="treeitem"><div data-tocid="id-d3703e2032" class="topicref" data-id="id" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/bringup/lite-bringup-prepare.html" id="id-d3703e2032-link">准备工作</a></div></div></li><li role="treeitem"><div data-tocid="id-d3703e2048" class="topicref" data-id="id" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/bringup/lite-bringup-soc.html" id="id-d3703e2048-link">引脚配置</a></div></div></li><li role="treeitem" class="active"><div data-tocid="id-d3703e20
|
2025-01-23 16:37:00 +08:00
|
|
|
|
|
|
|
|
|
|
</div>
|
|
|
|
|
|
</nav>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<div class="col-lg-7 col-md-9 col-sm-12" id="wh_topic_body">
|
|
|
|
|
|
<button id="wh_close_publication_toc_button" class="close-toc-button d-none" aria-label="Toggle publishing table of content" aria-controls="wh_publication_toc" aria-expanded="true">
|
|
|
|
|
|
<span class="close-toc-icon-container">
|
|
|
|
|
|
<span class="close-toc-icon"></span>
|
|
|
|
|
|
</span>
|
|
|
|
|
|
</button>
|
|
|
|
|
|
<button id="wh_close_topic_toc_button" class="close-toc-button d-none" aria-label="Toggle topic table of content" aria-controls="wh_topic_toc" aria-expanded="true">
|
|
|
|
|
|
<span class="close-toc-icon-container">
|
|
|
|
|
|
<span class="close-toc-icon"></span>
|
|
|
|
|
|
</span>
|
|
|
|
|
|
</button>
|
|
|
|
|
|
|
2025-04-23 17:54:31 +08:00
|
|
|
|
<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://aicdocco/taskstopics/sdk/bringup/lite-bringup-ram.dita">Edit online</a></span><h1 class="- topic/title title topictitle1" id="ariaid-title1">内存配置</h1>
|
|
|
|
|
|
<div class="date inPage">9 Apr 2025</div><div style="color: gray;">
|
2025-01-23 16:37:00 +08:00
|
|
|
|
Read time: 2 minute(s)
|
2025-04-23 17:54:31 +08:00
|
|
|
|
</div>
|
|
|
|
|
|
<div class="- topic/body body">
|
|
|
|
|
|
<p class="- topic/p p" data-ofbid="d45744e28__20250409171034"><span class="- topic/ph ph">Luban-Lite</span> SDK
|
|
|
|
|
|
支持多个芯片平台，而各个平台的内存种类和内存大小也不同，正确的进行内存配置会使系统运行更高效。</p>
|
|
|
|
|
|
|
|
|
|
|
|
<div class="- topic/p p" data-ofbid="d45744e33__20250409171034">遵照以下流程，配置芯片平台的内存参数：<ol class="- topic/ol ol" id="id__ol_o31_jm1_bdc" data-ofbid="id__ol_o31_jm1_bdc">
|
|
|
|
|
|
<li class="- topic/li li" data-ofbid="d45744e37__20250409171034">在 menuconfig 界面中，导航到 <span class="+ topic/ph ui-d/menucascade ph menucascade"><span class="+ topic/ph ui-d/uicontrol ph uicontrol">Board options</span><abbr> > </abbr><span class="+ topic/ph ui-d/uicontrol ph uicontrol">MemOptions</span></span> 配置选项,注意在 bootloader 和 rt-thread 配置都要对应修改。</li>
|
|
|
|
|
|
<li class="- topic/li li" data-ofbid="d45744e49__20250409171034">根据<a class="- topic/xref xref" href="lite-bringup-ram.html#id__section_xt2_pr1_bdc">芯片平台型号</a>、<a class="- topic/xref xref" href="lite-bringup-ram.html#id__section_plw_2r1_bdc">存储类型</a>和内存规格，配置相应内存的参数，包括总大小、CMA 内存大小等。<ul class="- topic/ul ul" id="id__ul_dbx_wvq_ndc" data-ofbid="id__ul_dbx_wvq_ndc">
|
|
|
|
|
|
<li class="- topic/li li" data-ofbid="d45744e61__20250409171034">
|
|
|
|
|
|
<div class="- topic/p p" data-ofbid="d45744e63__20250409171034"><strong class="+ topic/ph hi-d/b ph b">DRAM</strong><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_sjc_vm1_bdc" data-ofbid="id__codeblock_sjc_vm1_bdc">Board options > Mem Options > DRAM parameter
|
2025-01-23 16:37:00 +08:00
|
|
|
|
|
|
|
|
|
|
(<span class="hl-number">0x8000000</span>) DRAM Total Size <em class="hl-comment">//DRAM 128M</em>
|
|
|
|
|
|
(<span class="hl-number">0x2000000</span>) CMA mem size <em class="hl-comment">//CMA 32M</em></pre></div>
|
2025-04-23 17:54:31 +08:00
|
|
|
|
</li>
|
|
|
|
|
|
<li class="- topic/li li" data-ofbid="d45744e70__20250409171034">
|
|
|
|
|
|
<div class="- topic/p p" data-ofbid="d45744e72__20250409171034"><strong class="+ topic/ph hi-d/b ph b">SRAM</strong><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_xff_vm1_bdc" data-ofbid="id__codeblock_xff_vm1_bdc">Board options > Mem Options > SRAM parameter
|
2025-01-23 16:37:00 +08:00
|
|
|
|
|
|
|
|
|
|
(<span class="hl-number">0x100000</span>) SRAM Total Size <em class="hl-comment">//SRAM 1M</em>
|
|
|
|
|
|
[ ] Enable TCM (Tightly Coupled Memory) <em class="hl-comment">//不设置</em>
|
|
|
|
|
|
SRAM_S1 Size (<span class="hl-number">0</span>K) <em class="hl-comment">//G73x UI 展示时设置</em>
|
|
|
|
|
|
(<span class="hl-number">0x0</span>) Software size in SRAM_S1 <em class="hl-comment">//G73x UI 展示时设置</em>
|
|
|
|
|
|
(<span class="hl-number">0x40000</span>) Bootloader reserve size <em class="hl-comment">//Bootloader 位置，不修改</em></pre></div>
|
2025-04-23 17:54:31 +08:00
|
|
|
|
</li>
|
|
|
|
|
|
<li class="- topic/li li" data-ofbid="d45744e79__20250409171034">
|
|
|
|
|
|
<div class="- topic/p p" data-ofbid="d45744e81__20250409171034"><strong class="+ topic/ph hi-d/b ph b">PSRAM</strong><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_hyg_vm1_bdc" data-ofbid="id__codeblock_hyg_vm1_bdc">(<span class="hl-number">0x800000</span>) PSRAM size <em class="hl-comment">//PSRAM 8M</em>
|
2025-01-23 16:37:00 +08:00
|
|
|
|
(<span class="hl-number">0x0</span>) Software size in PSRAM <em class="hl-comment">//Software 区域大小为 0，CMA 区域大小即为 8M - 0 = 8M</em></pre></div>
|
2025-04-23 17:54:31 +08:00
|
|
|
|
</li>
|
|
|
|
|
|
</ul></li>
|
|
|
|
|
|
<li class="- topic/li li" data-ofbid="d45744e89__20250409171034">保存并退出
|
|
|
|
|
|
menuconfig 界面。</li>
|
|
|
|
|
|
<li class="- topic/li li" data-ofbid="d45744e93__20250409171034">运行 <span class="+ topic/keyword sw-d/cmdname keyword cmdname">me</span> 命令以启动 menuconfig 界面，并在 menuconfig
|
|
|
|
|
|
界面中配置下列栈参数：<ul class="- topic/ul ul" id="id__ul_gsp_fn1_bdc" data-ofbid="id__ul_gsp_fn1_bdc">
|
|
|
|
|
|
<li class="- topic/li li" data-ofbid="d45744e101__20250409171034"><strong class="+ topic/ph hi-d/b ph b">中断栈</strong><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_gdh_hn1_bdc" data-ofbid="id__codeblock_gdh_hn1_bdc">Board options > Mem Options > Interrupt stack size</pre></li>
|
|
|
|
|
|
<li class="- topic/li li" data-ofbid="d45744e107__20250409171034"><strong class="+ topic/ph hi-d/b ph b">主线程栈</strong><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_pwj_hn1_bdc" data-ofbid="id__codeblock_pwj_hn1_bdc">Rt-Thread options > RT-Thread Components > Set main thread stack size</pre></li>
|
|
|
|
|
|
<li class="- topic/li li" data-ofbid="d45744e113__20250409171034"><strong class="+ topic/ph hi-d/b ph b">MSH
|
|
|
|
|
|
栈</strong><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_k1l_hn1_bdc" data-ofbid="id__codeblock_k1l_hn1_bdc">Rt-Thread options > RT-Thread Components > MSH: command shell > The stack size <strong class="hl-keyword">for</strong> thread</pre></li>
|
|
|
|
|
|
</ul></li>
|
|
|
|
|
|
<li class="- topic/li li" data-ofbid="d45744e120__20250409171034">保存配置并退出 menuconfig 界面。</li>
|
|
|
|
|
|
</ol></div>
|
|
|
|
|
|
<section class="- topic/section section" id="id__section_plw_2r1_bdc" data-ofbid="id__section_plw_2r1_bdc"><h2 class="- topic/title title sectiontitle">内存分类</h2>
|
2025-01-23 16:37:00 +08:00
|
|
|
|
|
2025-04-23 17:54:31 +08:00
|
|
|
|
<div class="- topic/p p" data-ofbid="d45744e129__20250409171034">内存可以按照以下两种方式进行分类：<ul class="- topic/ul ul" id="id__ul_jq3_lr1_bdc" data-ofbid="id__ul_jq3_lr1_bdc">
|
|
|
|
|
|
<li class="- topic/li li" data-ofbid="d45744e133__20250409171034">按照存储类型划分：<ul class="- topic/ul ul" id="id__ul_as3_hr1_bdc" data-ofbid="id__ul_as3_hr1_bdc">
|
|
|
|
|
|
<li class="- topic/li li" data-ofbid="d45744e137__20250409171034">DRAM：动态 RAM，又称 DDR<p class="- topic/p p" data-ofbid="d45744e139__20250409171034">典型代表平台：D21x </p></li>
|
|
|
|
|
|
<li class="- topic/li li" data-ofbid="d45744e142__20250409171034">SRAM：静态 RAM，又称高速缓存<p class="- topic/p p" data-ofbid="d45744e144__20250409171034">典型代表平台：D13x </p></li>
|
|
|
|
|
|
<li class="- topic/li li" data-ofbid="d45744e147__20250409171034">PSRAM：伪静态 RAM<p class="- topic/p p" data-ofbid="d45744e149__20250409171034">典型代表平台：D13x，D12x</p></li>
|
|
|
|
|
|
</ul></li>
|
|
|
|
|
|
<li class="- topic/li li" data-ofbid="d45744e153__20250409171034">按照应用场景划分<ul class="- topic/ul ul simple" id="id__ul_ocx_nr1_bdc" data-ofbid="id__ul_ocx_nr1_bdc">
|
|
|
|
|
|
<li class="- topic/li li" data-ofbid="d45744e157__20250409171034">
|
|
|
|
|
|
<p class="- topic/p p" data-ofbid="d45744e159__20250409171034">Software region：支持堆和栈的动态分配，由操作系统管理</p>
|
|
|
|
|
|
</li>
|
|
|
|
|
|
<li class="- topic/li li" data-ofbid="d45744e163__20250409171034">
|
|
|
|
|
|
<p class="- topic/p p" data-ofbid="d45744e165__20250409171034">CAM region：连续内存区域，预留给 framebuffer，视频，图片等解码使用</p>
|
|
|
|
|
|
</li>
|
|
|
|
|
|
</ul></li>
|
|
|
|
|
|
</ul></div>
|
|
|
|
|
|
</section>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<section class="- topic/section section" id="id__section_xt2_pr1_bdc" data-ofbid="id__section_xt2_pr1_bdc"><h2 class="- topic/title title sectiontitle">平台统计</h2>
|
2025-01-23 16:37:00 +08:00
|
|
|
|
|
2025-04-23 17:54:31 +08:00
|
|
|
|
<div class="table-container"><table class="- topic/table table docutils align-default frame-all" id="id__table_o52_pr1_bdc" data-ofbid="id__table_o52_pr1_bdc" data-cols="6"><caption></caption><colgroup><col style="width:12.5%"/><col style="width:12.5%"/><col style="width:12.5%"/><col style="width:12.5%"/><col style="width:12.5%"/><col style="width:37.5%"/></colgroup><thead class="- topic/thead thead">
|
|
|
|
|
|
<tr class="- topic/row row-odd">
|
|
|
|
|
|
<th class="- topic/entry entry head colsep-1 rowsep-1" id="id__table_o52_pr1_bdc__entry__1"><p class="- topic/p p" data-ofbid="d45744e199__20250409171034">平台型号</p></th>
|
|
|
|
|
|
<th class="- topic/entry entry head colsep-1 rowsep-1" id="id__table_o52_pr1_bdc__entry__2"><p class="- topic/p p" data-ofbid="d45744e203__20250409171034">DRAM</p></th>
|
|
|
|
|
|
<th class="- topic/entry entry head colsep-1 rowsep-1" id="id__table_o52_pr1_bdc__entry__3"><p class="- topic/p p" data-ofbid="d45744e207__20250409171034">SRAM</p></th>
|
|
|
|
|
|
<th class="- topic/entry entry head colsep-1 rowsep-1" id="id__table_o52_pr1_bdc__entry__4"><p class="- topic/p p" data-ofbid="d45744e211__20250409171034">PSRAM</p></th>
|
|
|
|
|
|
<th class="- topic/entry entry head colsep-1 rowsep-1" id="id__table_o52_pr1_bdc__entry__5"><p class="- topic/p p" data-ofbid="d45744e215__20250409171034">CMA</p></th>
|
|
|
|
|
|
<th class="- topic/entry entry head colsep-0 rowsep-1" id="id__table_o52_pr1_bdc__entry__6"><p class="- topic/p p" data-ofbid="d45744e220__20250409171034">说明</p></th>
|
|
|
|
|
|
</tr>
|
|
|
|
|
|
</thead><tbody class="- topic/tbody tbody">
|
|
|
|
|
|
<tr class="- topic/row row-even">
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_o52_pr1_bdc__entry__1"><p class="- topic/p p" data-ofbid="d45744e230__20250409171034">D21xxBx</p></td>
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_o52_pr1_bdc__entry__2"><p class="- topic/p p" data-ofbid="d45744e234__20250409171034">64M</p></td>
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_o52_pr1_bdc__entry__3"><p class="- topic/p p" data-ofbid="d45744e238__20250409171034">X</p></td>
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_o52_pr1_bdc__entry__4"><p class="- topic/p p" data-ofbid="d45744e242__20250409171034">X</p></td>
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_o52_pr1_bdc__entry__5"><p class="- topic/p p" data-ofbid="d45744e246__20250409171034">22M</p></td>
|
|
|
|
|
|
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_o52_pr1_bdc__entry__6" rowspan="2">
|
|
|
|
|
|
<p class="- topic/p p" data-ofbid="d45744e252__20250409171034">CMA 可供系统使用,</p>
|
|
|
|
|
|
<p class="- topic/p p" data-ofbid="d45744e255__20250409171034">配合 mpp heap 一块调大</p>
|
|
|
|
|
|
</td>
|
|
|
|
|
|
</tr>
|
|
|
|
|
|
<tr class="- topic/row row-odd">
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_o52_pr1_bdc__entry__1"><p class="- topic/p p" data-ofbid="d45744e263__20250409171034">D21xxCx</p></td>
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_o52_pr1_bdc__entry__2"><p class="- topic/p p" data-ofbid="d45744e267__20250409171034">128M</p></td>
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_o52_pr1_bdc__entry__3"><p class="- topic/p p" data-ofbid="d45744e271__20250409171034">X</p></td>
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_o52_pr1_bdc__entry__4"><p class="- topic/p p" data-ofbid="d45744e275__20250409171034">X</p></td>
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_o52_pr1_bdc__entry__5"><p class="- topic/p p" data-ofbid="d45744e279__20250409171034">32M</p></td>
|
|
|
|
|
|
</tr>
|
|
|
|
|
|
<tr class="- topic/row row-even">
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_o52_pr1_bdc__entry__1"><p class="- topic/p p" data-ofbid="d45744e286__20250409171034">D13xxAx</p></td>
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_o52_pr1_bdc__entry__2"><p class="- topic/p p" data-ofbid="d45744e290__20250409171034">X</p></td>
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_o52_pr1_bdc__entry__3"><p class="- topic/p p" data-ofbid="d45744e294__20250409171034">512K</p></td>
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_o52_pr1_bdc__entry__4"><p class="- topic/p p" data-ofbid="d45744e298__20250409171034">4M</p></td>
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_o52_pr1_bdc__entry__5"><p class="- topic/p p" data-ofbid="d45744e302__20250409171034">4M</p></td>
|
|
|
|
|
|
<td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_o52_pr1_bdc__entry__6" rowspan="7"><p class="- topic/p p" data-ofbid="d45744e307__20250409171034">Software Region 可以共享 CMA</p></td>
|
|
|
|
|
|
</tr>
|
|
|
|
|
|
<tr class="- topic/row row-odd">
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_o52_pr1_bdc__entry__1"><p class="- topic/p p" data-ofbid="d45744e314__20250409171034">D13xxBx</p></td>
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_o52_pr1_bdc__entry__2"><p class="- topic/p p" data-ofbid="d45744e318__20250409171034">X</p></td>
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_o52_pr1_bdc__entry__3"><p class="- topic/p p" data-ofbid="d45744e322__20250409171034">1M</p></td>
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_o52_pr1_bdc__entry__4"><p class="- topic/p p" data-ofbid="d45744e326__20250409171034">8M</p></td>
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_o52_pr1_bdc__entry__5"><p class="- topic/p p" data-ofbid="d45744e330__20250409171034">8M</p></td>
|
|
|
|
|
|
</tr>
|
|
|
|
|
|
<tr class="- topic/row row-even">
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_o52_pr1_bdc__entry__1"><p class="- topic/p p" data-ofbid="d45744e337__20250409171034">D13xxCx</p></td>
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_o52_pr1_bdc__entry__2"><p class="- topic/p p" data-ofbid="d45744e341__20250409171034">X</p></td>
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_o52_pr1_bdc__entry__3"><p class="- topic/p p" data-ofbid="d45744e345__20250409171034">1M</p></td>
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_o52_pr1_bdc__entry__4"><p class="- topic/p p" data-ofbid="d45744e349__20250409171034">16M</p></td>
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_o52_pr1_bdc__entry__5"><p class="- topic/p p" data-ofbid="d45744e353__20250409171034">8M</p></td>
|
|
|
|
|
|
</tr>
|
|
|
|
|
|
<tr class="- topic/row row-odd">
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_o52_pr1_bdc__entry__1"><p class="- topic/p p" data-ofbid="d45744e361__20250409171034">D12xxAx</p></td>
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_o52_pr1_bdc__entry__2"><p class="- topic/p p" data-ofbid="d45744e365__20250409171034">X</p></td>
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_o52_pr1_bdc__entry__3"><p class="- topic/p p" data-ofbid="d45744e369__20250409171034">1M</p></td>
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_o52_pr1_bdc__entry__4"><p class="- topic/p p" data-ofbid="d45744e373__20250409171034">4M</p></td>
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_o52_pr1_bdc__entry__5"><p class="- topic/p p" data-ofbid="d45744e377__20250409171034">2M</p></td>
|
|
|
|
|
|
</tr>
|
|
|
|
|
|
<tr class="- topic/row row-even">
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_o52_pr1_bdc__entry__1"><p class="- topic/p p" data-ofbid="d45744e384__20250409171034">D12xxBx</p></td>
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_o52_pr1_bdc__entry__2"><p class="- topic/p p" data-ofbid="d45744e388__20250409171034">X</p></td>
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_o52_pr1_bdc__entry__3"><p class="- topic/p p" data-ofbid="d45744e392__20250409171034">X</p></td>
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_o52_pr1_bdc__entry__4"><p class="- topic/p p" data-ofbid="d45744e396__20250409171034">8M</p></td>
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_o52_pr1_bdc__entry__5"><p class="- topic/p p" data-ofbid="d45744e400__20250409171034">4M</p></td>
|
|
|
|
|
|
</tr>
|
|
|
|
|
|
<tr class="- topic/row row-odd">
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_o52_pr1_bdc__entry__1"><p class="- topic/p p" data-ofbid="d45744e407__20250409171034">D12xxCx</p></td>
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_o52_pr1_bdc__entry__2"><p class="- topic/p p" data-ofbid="d45744e411__20250409171034">X</p></td>
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_o52_pr1_bdc__entry__3"><p class="- topic/p p" data-ofbid="d45744e415__20250409171034">X</p></td>
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_o52_pr1_bdc__entry__4"><p class="- topic/p p" data-ofbid="d45744e419__20250409171034">16M</p></td>
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_o52_pr1_bdc__entry__5"><p class="- topic/p p" data-ofbid="d45744e423__20250409171034">8M</p></td>
|
|
|
|
|
|
</tr>
|
|
|
|
|
|
<tr class="- topic/row row-even">
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_o52_pr1_bdc__entry__1"><p class="- topic/p p" data-ofbid="d45744e430__20250409171034">G73x</p></td>
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_o52_pr1_bdc__entry__2"><p class="- topic/p p" data-ofbid="d45744e434__20250409171034">X</p></td>
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_o52_pr1_bdc__entry__3"><p class="- topic/p p" data-ofbid="d45744e438__20250409171034">1M</p></td>
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_o52_pr1_bdc__entry__4"><p class="- topic/p p" data-ofbid="d45744e442__20250409171034">X</p></td>
|
|
|
|
|
|
<td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_o52_pr1_bdc__entry__5"><p class="- topic/p p" data-ofbid="d45744e446__20250409171034">756K</p></td>
|
|
|
|
|
|
</tr>
|
|
|
|
|
|
</tbody></table></div>
|
|
|
|
|
|
</section>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
</div>
|
|
|
|
|
|
</article></main></div>
|
2025-01-23 16:37:00 +08:00
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
</div>
|
|
|
|
|
|
|
|
|
|
|
|
<nav role="navigation" id="wh_topic_toc" aria-label="On this page" class="col-lg-2 d-none d-lg-block navbar d-print-none">
|
|
|
|
|
|
<div id="wh_topic_toc_content">
|
|
|
|
|
|
|
|
|
|
|
|
<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_plw_2r1_bdc" data-tocid="id__section_plw_2r1_bdc">内存分类</a></div></li><li class="section-item"><div class="section-title"><a href="#id__section_xt2_pr1_bdc" data-tocid="id__section_xt2_pr1_bdc">平台统计</a></div></li></ul></div>
|
|
|
|
|
|
|
|
|
|
|
|
</div>
|
|
|
|
|
|
</nav>
|
|
|
|
|
|
|
|
|
|
|
|
</div>
|
|
|
|
|
|
</div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
</div>
|
|
|
|
|
|
<footer class="navbar navbar-default wh_footer">
|
|
|
|
|
|
<div class=" footer-container mx-auto ">
|
|
|
|
|
|
<title>footer def</title>
|
2025-04-23 17:54:31 +08:00
|
|
|
|
<style>
|
2025-01-23 16:37:00 +08:00
|
|
|
|
.p1 {
|
|
|
|
|
|
font-family: FangZhengShuSong, Times, serif;
|
|
|
|
|
|
}
|
|
|
|
|
|
.p2 {
|
|
|
|
|
|
font-family: Arial, Helvetica, sans-serif;
|
|
|
|
|
|
}
|
|
|
|
|
|
.p3 {
|
|
|
|
|
|
font-family: "Lucida Console", "Courier New", monospace;
|
|
|
|
|
|
}
|
2025-04-23 17:54:31 +08:00
|
|
|
|
</style>
|
2025-01-23 16:37:00 +08:00
|
|
|
|
<div class="webhelp.fragment.footer">
|
2025-04-23 17:54:31 +08:00
|
|
|
|
<p class="p1">Copyright © 2019-2025 广东匠芯创科技有限公司. All rights reserved.</p>
|
|
|
|
|
|
</div>
|
|
|
|
|
|
<div>
|
2025-01-23 16:37:00 +08:00
|
|
|
|
<div class="generation_time">
|
2025-04-23 17:54:31 +08:00
|
|
|
|
Update Time: 2025-04-09
|
2025-01-23 16:37:00 +08:00
|
|
|
|
</div>
|
2025-04-23 17:54:31 +08:00
|
|
|
|
</div>
|
|
|
|
|
|
|
2025-01-23 16:37:00 +08:00
|
|
|
|
</div>
|
|
|
|
|
|
</footer>
|
|
|
|
|
|
|
|
|
|
|
|
<div id="go2top" class="d-print-none">
|
|
|
|
|
|
<span class="oxy-icon oxy-icon-up"></span>
|
|
|
|
|
|
</div>
|
|
|
|
|
|
|
|
|
|
|
|
<div id="modal_img_large" class="modal">
|
|
|
|
|
|
<span class="close oxy-icon oxy-icon-remove"></span>
|
|
|
|
|
|
<div id="modal_img_container"></div>
|
|
|
|
|
|
<div id="caption"></div>
|
|
|
|
|
|
</div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<script src="${pd}/publishing/publishing-styles-AIC-template/js/custom.js" defer="defer"></script>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
</body>
|
|
|
|
|
|
</html>
|
