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" >
2025-07-22 11:15:46 +08:00
< 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-Lite 系统中，分区的设置和管理是系统正常运行和日常维护的重要方面。本章节介绍 Luban-Lite 系统中分区的特点、规则和分区修改的方法。 按照存储介质的逻辑划分，关于 Luban-Lite 默认分区类型，可查看 分区类型介绍 ： / > < 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/advanced/sdk-usage.html" / > < meta name = "DC.relation" content = "../../../topics/sdk/bringup/config-storage-os.html" / > < meta name = "DC.relation" content = "../../../topics/sdk/advanced/partition_intro.html" / > < meta name = "DC.relation" content = "../../../topics/sdk/advanced/partition_intro.html" / > < meta name = "DC.relation" content = "../../../topics/sdk/advanced/partition-and-storage-relations.html" / > < meta name = "DC.contributor" content = "yan.wang" / > < meta name = "DC.contributor" content = "User" / > < meta name = "DC.contributor" content = "yan.wang" / > < meta name = "DC.date.modified" content = "2025-05-16" / > < meta name = "DC.format" content = "HTML5" / > < meta name = "DC.identifier" content = "id" / > < meta name = "DC.language" content = "zh-CN" / > < title > 配置分区< / title > <!-- Generated with build number 2025051600. --> < meta name = "wh-path2root" content = "../../../" / > < meta name = "wh-toc-id" content = "id-d3752e771" / > < meta name = "wh-source-relpath" content = "topics/sdk/advanced/partition_config.dita" / > < meta name = "wh-out-relpath" content = "topics/sdk/advanced/partition_config.html" / >
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" / >
2025-07-22 11:15:46 +08:00
< script src = "../../../webhelp/app/options/properties.js?buildId=20250519091401" > < / script >
2025-04-23 17:54:31 +08:00
< script src = "../../../webhelp/app/localization/strings.js?buildId=2024041900" > < / script >
2025-07-22 11:15:46 +08:00
< script src = "../../../webhelp/app/search/index/keywords.js?buildId=20250519091401" > < / script >
2025-04-23 17:54:31 +08:00
< 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 >
< 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" >
< div xmlns:whc = "http://www.oxygenxml.com/webhelp/components" class = "wh_header_flex_container navbar-nav navbar-expand-md navbar-dark" >
< div class = "wh_logo_and_publication_title_container" >
< div class = "wh_logo_and_publication_title" >
< 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 >
< / 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 >
< / div > < / div >
< / div >
< / header >
< 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/advanced/sdk-usage.html" > 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 class = "active" > < div class = "topicref" data-id = "id" > < div class = "title" > < a href = "../../../topics/sdk/advanced/partition_config.html" > 配置分区< / 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/config-storage-os.html" title = "配置 OS" aria-label = "上一主题: 配置 OS" rel = "prev" > < / a > < / span >
< span class = "navnext" > < a class = "- topic/link link" href = "../../../topics/sdk/advanced/partition_intro.html" title = "分区类型介绍" aria-label = "下一主题: 分区类型介绍" 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" >
2025-07-22 11:15:46 +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-d3752e463" 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-d3752e463-link" > 修订记录< / a > < / div > < / div > < / li > < li role = "treeitem" aria-expanded = "false" > < div data-tocid = "id-d3752e480" class = "topicref" data-id = "id" data-state = "not-ready" > < span role = "button" tabindex = "0" aria-labelledby = "button-expand-action id-d3752e480-link" class = "wh-expand-btn" > < / span > < div class = "title" > < a href = "../../../topics/sdk/env/sdk-compile.html" id = "id-d3752e480-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 = "true" > < div data-tocid = "id-d3752e604" class = "topicref" data-id = "id" data-state = "expanded" > < span role = "button" tabindex = "0" aria-labelledby = "button-collapse-action id-d3752e604-link" class = "wh-expand-btn" > < / span > < div class = "title" > < a href = "../../../topics/sdk/advanced/sdk-usage.html" id = "id-d3752e604-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 > < ul role = "group" class = "navbar-nav nav-list" > < li role = "treeitem" aria-expanded = "false" > < div data-tocid = "id-d3752e623" class = "topicref" data-id = "id" data-state = "not-ready" > < span role = "button" tabindex = "0" aria-labelledby = "button-expand-action id-d3752e623-link" class = "wh-expand-btn" > < / span > < div class = "title" > < a href = "../../../topics/sdk/advanced/commands.html" id = "id-d3752e623-link" > 命令详解 < / a > < / div > < / div > < / li > < li role = "treeitem" > < div data-tocid = "id-d3752e683" class = "topicref" data-id = "id" data-state = "leaf" > < span role = "button" class = "wh-expand-btn" > < / span > < div class = "title" > < a href = "../../../topics/sdk/advanced/architecture.html" id = "id-d3752e683-link" > 设计框架< / a > < / div > < / div > < / li > < li role = "treeitem" > < div data-tocid = "id-d3752e697" class = "topicref" data-id = "id" data-state = "leaf" > < span role = "button" class = "wh-expand-btn" > < / span > < div class = "title" > < a href = "../../../topics/sdk/advanced/sconstruct.html" id = "id-d3752e697-link" > SConstruct < / a > < / div > < / div > < / li > < li role = "treeitem" > < div data-tocid = "id-d3752e711" class = "topicref" data-id = "id" data-state = "leaf" > < span role = "button" class = "wh-expand-btn" > < / span > < div class = "title" > < a href = "../../../topics/sdk/advanced/compile.html" id = "id-d3752e711-link" > 编译选项介绍< / a > < / div > < / div > < / li > < li role = "treeitem" aria-expanded = "false" > < div data-tocid = "config-storage-d3752e725" class = "topicref" data-id = "config-storage" data-state = "not-ready" > < span role = "button" tabindex = "0" aria-labelledby = "button-expand-action config-storage-d3752e725-link" class = "wh-expand-btn" > < / span > < div class = "title" > < a href = "../../../topics/sdk/advanced/config-storage.html" id = "config-storage-d3752e725-link" > 切换存储类型< / a > < / div > < / div > < / li > < li role = "treeitem" aria-expanded = "true" class = "active" > < div data-tocid = "id-d3752e771" class = "topicref" data-id = "id" data-state = "expanded" > < span role = "button" tabindex = "0" aria-labelledby = "button-collapse-action id-d3752e771-link" class = "wh-expand-btn" > < / span > < div class = "title" > < a href = "../../../topics/sdk/advanced/partition_config.html" id = "id-d3752e771-link" > 配置分区< / a > < / div > < / div > < ul role = "group" class = "navbar-nav nav-list" > < li role = "treeitem" > < div data-tocid = "partition-intro-d3752e785" class = "topicref" data-id = "partition-intro" data-state = "leaf" > < span role = "button" class = "wh-expand-btn" > < / span > < div class = "title" > < a href = "../../../topics/sdk/advanced/partition_
2025-04-23 17:54:31 +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 >
< 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/advanced/partition_config.dita" > Edit online< / a > < / span > < h1 class = "- topic/title title topictitle1" id = "ariaid-title1" > 配置分区< / h1 >
2025-07-22 11:15:46 +08:00
< div class = "date inPage" > 16 May 2025< / div > < div style = "color: gray;" >
2025-04-23 17:54:31 +08:00
Read time: 6 minute(s)
< / div >
< div class = "- topic/body body" >
2025-07-22 11:15:46 +08:00
< p class = "- topic/p p" data-ofbid = "d140793e39__20250519091520" > 在 < span class = "- topic/ph ph" > Luban-Lite< / span >
2025-04-23 17:54:31 +08:00
系统中，分区的设置和管理是系统正常运行和日常维护的重要方面。本章节介绍 < span class = "- topic/ph ph" > Luban-Lite< / span >
系统中分区的特点、规则和分区修改的方法。< / p >
2025-07-22 11:15:46 +08:00
< p class = "- topic/p p" data-ofbid = "d140793e48__20250519091520" > 按照存储介质的逻辑划分，关于< span class = "- topic/ph ph" > Luban-Lite< / span > 默认分区类型，可查看< a class = "- topic/xref xref" href = "partition_intro.html" > 分区类型介绍< / a > ： < / p >
2025-04-23 17:54:31 +08:00
< section class = "- topic/section section" id = "id__section_xdj_cnq_gdc" data-ofbid = "id__section_xdj_cnq_gdc" > < h2 class = "- topic/title title sectiontitle" > 修改分区< / h2 >
2025-07-22 11:15:46 +08:00
< p class = "- topic/p p" data-ofbid = "d140793e63__20250519091520" > < span class = "+ topic/ph sw-d/filepath ph filepath" > image_cfg.json< / span >
2025-04-23 17:54:31 +08:00
文件是设置分区信息以及如何生成烧录镜像文件的配置文件，由于分区和烧录信息是相互关联的，因此在一个文件中进行配置。
< span class = "+ topic/ph sw-d/filepath ph filepath" > image_cfg.json< / span > 文件的保存路径为
< 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 > /pack/image_cfg.json< / span > 。< / p >
2025-07-22 11:15:46 +08:00
< div class = "- topic/p p" data-ofbid = "d140793e80__20250519091520" > 分区数值的书写规则如下：< ul class = "- topic/ul ul simple" id = "id__ul_hzh_tsy_5cc" data-ofbid = "id__ul_hzh_tsy_5cc" >
< li class = "- topic/li li" data-ofbid = "d140793e84__20250519091520" >
< p class = "- topic/p p" data-ofbid = "d140793e86__20250519091520" > 不带单位，表示字节< / p >
2025-04-23 17:54:31 +08:00
< / li >
2025-07-22 11:15:46 +08:00
< li class = "- topic/li li" data-ofbid = "d140793e90__20250519091520" >
< p class = "- topic/p p" data-ofbid = "d140793e92__20250519091520" > 可以使用单位 k 或者 K< / p >
2025-04-23 17:54:31 +08:00
< / li >
2025-07-22 11:15:46 +08:00
< li class = "- topic/li li" data-ofbid = "d140793e96__20250519091520" >
< p class = "- topic/p p" data-ofbid = "d140793e98__20250519091520" > 可以使用单位 m 或者 M< / p >
2025-04-23 17:54:31 +08:00
< / li >
2025-07-22 11:15:46 +08:00
< li class = "- topic/li li" data-ofbid = "d140793e102__20250519091520" >
< p class = "- topic/p p" data-ofbid = "d140793e104__20250519091520" > 可以使用单位 g 或者 G< / p >
2025-04-23 17:54:31 +08:00
< / li >
< / ul > < / div >
2025-07-22 11:15:46 +08:00
< p class = "- topic/p p" data-ofbid = "d140793e109__20250519091520" > 输入分区 "size" 值时，需要注意存储介质的对齐要求：< / p >
2025-04-23 17:54:31 +08:00
< ul class = "- topic/ul ul simple" id = "id__ul_ufy_5sy_5cc" data-ofbid = "id__ul_ufy_5sy_5cc" >
2025-07-22 11:15:46 +08:00
< li class = "- topic/li li" data-ofbid = "d140793e114__20250519091520" >
< p class = "- topic/p p" data-ofbid = "d140793e116__20250519091520" > SPINOR: 与最小擦除块大小对齐，一般为 4K 或者 64K， < / p >
2025-04-23 17:54:31 +08:00
< / li >
2025-07-22 11:15:46 +08:00
< li class = "- topic/li li" data-ofbid = "d140793e120__20250519091520" >
< p class = "- topic/p p" data-ofbid = "d140793e122__20250519091520" > SPI NAND: 与最小擦除块大小对齐，一般为 128K 或者 256K， < / p >
2025-04-23 17:54:31 +08:00
< / li >
2025-07-22 11:15:46 +08:00
< li class = "- topic/li li" data-ofbid = "d140793e126__20250519091520" >
< p class = "- topic/p p" data-ofbid = "d140793e128__20250519091520" > eMMC: 需要 512 字节对齐。< / p >
2025-04-23 17:54:31 +08:00
< / li >
< / ul >
2025-07-22 11:15:46 +08:00
< div class = "- topic/p p" data-ofbid = "d140793e134__20250519091520" > 分区设置步骤和流程如下所示：< ol class = "- topic/ol ol" id = "id__ul_sf5_3sy_5cc" data-ofbid = "id__ul_sf5_3sy_5cc" >
< li class = "- topic/li li" data-ofbid = "d140793e138__20250519091520" > 在 < span class = "+ topic/ph sw-d/filepath ph filepath" > image_cfg.json< / span >
文件中查找对应媒介的分区配置信息。< div class = "- topic/p p" data-ofbid = "d140793e143__20250519091520" > < span class = "+ topic/ph sw-d/filepath ph filepath" > image_cfg.json< / span >
2025-04-23 17:54:31 +08:00
文件是设置分区信息以及配置烧录镜像文件生成方式的配置文件，保存路径为
< 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 > /pack/image_cfg.json< / span > 。< ul class = "- topic/ul ul" id = "id__ul_sn5_5yy_5cc" data-ofbid = "id__ul_sn5_5yy_5cc" >
2025-07-22 11:15:46 +08:00
< li class = "- topic/li li" data-ofbid = "d140793e158__20250519091520" > < var class = "+ topic/keyword sw-d/varname keyword varname" > chip< / var > 为对应芯片型号。< / li >
< li class = "- topic/li li" data-ofbid = "d140793e163__20250519091520" > < var class = "+ topic/keyword sw-d/varname keyword varname" > board< / var > 为芯片开发板型号。< / li >
< / ul > < / div > < div class = "- topic/p p" data-ofbid = "d140793e168__20250519091520" > 以下以 SPI NAND 的分区配置为例：< div class = "- topic/note note note note_note" id = "id__note_d4b_1zy_5cc" data-ofbid = "id__note_d4b_1zy_5cc" > < span class = "note__title" > 注：< / span > 对于 SPI NAND
2025-04-23 17:54:31 +08:00
Flash 的分区配置，需要注意 NFTL
分区的配置方法。< / div > < pre class = "+ topic/pre pr-d/codeblock pre codeblock language-c" id = "id__codeblock_t5q_gty_5cc" data-ofbid = "id__codeblock_t5q_gty_5cc" > < span class = "hl-string" > "spi-nand"< / span > : {
< span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "128m"< / span > , < em class = "hl-comment" > // Size of SPI NAND< / em >
< span class = "hl-string" > "partitions"< / span > : {
< span class = "hl-string" > "spl"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "1m"< / span > },
< span class = "hl-string" > "env"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "256k"< / span > },
< span class = "hl-string" > "env_r"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "256k"< / span > },
< span class = "hl-string" > "os"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "4m"< / span > },
< span class = "hl-string" > "os_r"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "4m"< / span > },
< span class = "hl-string" > "rodata"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "12m"< / span > },
< span class = "hl-string" > "rodata_r"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "12m"< / span > },
< span class = "hl-string" > "data"< / span > : {
< span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "40m"< / span > ,
< span class = "hl-string" > "nftl"< / span > : { < em class = "hl-comment" > // Volume in NFTL device< / em >
< span class = "hl-string" > "datavol"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "-"< / span > },
},
},
},
},< / pre > < / div > < / li >
2025-07-22 11:15:46 +08:00
< li class = "- topic/li li" data-ofbid = "d140793e175__20250519091520" > 根据所需分区尺寸，修改对应的分区 "size" 值，否则可跳过此步。< div class = "- topic/p p" data-ofbid = "d140793e177__20250519091520" > 例如，将 "data" 分区中的 "size" 从 40M 修改为 50M
2025-04-23 17:54:31 +08:00
后，示例如下：< pre class = "+ topic/pre pr-d/codeblock pre codeblock language-c" id = "id__codeblock_ljq_rty_5cc" data-ofbid = "id__codeblock_ljq_rty_5cc" > < span class = "hl-string" > "spi-nand"< / span > : {
< span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "128m"< / span > , < em class = "hl-comment" > // Size of SPI NAND< / em >
< span class = "hl-string" > "partitions"< / span > : {
< span class = "hl-string" > "spl"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "1m"< / span > },
< span class = "hl-string" > "env"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "256k"< / span > },
< span class = "hl-string" > "env_r"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "256k"< / span > },
< span class = "hl-string" > "os"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "4m"< / span > },
< span class = "hl-string" > "os_r"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "4m"< / span > },
< span class = "hl-string" > "rodata"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "12m"< / span > },
< span class = "hl-string" > "rodata_r"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "12m"< / span > },
< span class = "hl-string" > "data"< / span > : {
< span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "50m"< / span > ,
< span class = "hl-string" > "nftl"< / span > : { < em class = "hl-comment" > // Volume in NFTL device< / em >
< span class = "hl-string" > "datavol"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "-"< / span > },
},
},
},
},< / pre > < / div > < / li >
2025-07-22 11:15:46 +08:00
< li class = "- topic/li li" data-ofbid = "d140793e182__20250519091520" > 如需新增一个分区，在所需位置添加一行配置即可，否则可跳过此步。< div class = "- topic/p p" data-ofbid = "d140793e184__20250519091520" > 例如，新增一个 "user"
2025-04-23 17:54:31 +08:00
分区，示例如下：< pre class = "+ topic/pre pr-d/codeblock pre codeblock language-c" id = "id__codeblock_j4c_pty_5cc" data-ofbid = "id__codeblock_j4c_pty_5cc" > < span class = "hl-string" > "spi-nand"< / span > : {
< span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "128m"< / span > , < em class = "hl-comment" > // Size of SPI NAND< / em >
< span class = "hl-string" > "partitions"< / span > : {
< span class = "hl-string" > "spl"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "1m"< / span > },
< span class = "hl-string" > "env"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "256k"< / span > },
< span class = "hl-string" > "env_r"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "256k"< / span > },
< span class = "hl-string" > "os"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "4m"< / span > },
< span class = "hl-string" > "os_r"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "4m"< / span > },
< span class = "hl-string" > "rodata"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "12m"< / span > },
< span class = "hl-string" > "rodata_r"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "12m"< / span > },
< span class = "hl-string" > "user"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "20m"< / span > }, < em class = "hl-comment" > // 新添加的分区< / em >
< span class = "hl-string" > "data"< / span > : {
< span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "50m"< / span > ,
< span class = "hl-string" > "nftl"< / span > : { < em class = "hl-comment" > // Volume in NFTL device< / em >
< span class = "hl-string" > "datavol"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "20m"< / span > },
},
},
},
},< / pre > < / div > < / li >
2025-07-22 11:15:46 +08:00
< li class = "- topic/li li" data-ofbid = "d140793e189__20250519091520" > 如果新增的分区需要烧录预制内容，在 "target" 段中新增配置。< div class = "- topic/note note note note_note" id = "id__note_ddm_kyy_5cc" data-ofbid = "id__note_ddm_kyy_5cc" > < span class = "note__title" > 注：< / span > 对于分区表中的分区，如果没有在 "target" 段中设置需要烧录的数据，则在烧录过程中，该分区不会被擦除和修改。< / div > < div class = "- topic/p p" data-ofbid = "d140793e193__20250519091520" >
2025-04-23 17:54:31 +08:00
< pre class = "+ topic/pre pr-d/codeblock pre codeblock language-c" id = "id__codeblock_yrb_jyy_5cc" data-ofbid = "id__codeblock_yrb_jyy_5cc" > < span class = "hl-string" > "target"< / span > : { < em class = "hl-comment" > // Image components which will be burn to device's partitions< / em >
< span class = "hl-string" > "spl"< / span > : {
< span class = "hl-string" > "file"< / span > : < span class = "hl-string" > "bootloader.aic"< / span > ,
< span class = "hl-string" > "attr"< / span > : [< span class = "hl-string" > "required"< / span > ],
< span class = "hl-string" > "part"< / span > : [< span class = "hl-string" > "spl"< / span > ]
},
...
< span class = "hl-string" > "mydata"< / span > : { < em class = "hl-comment" > // 此处组件名字可自定义< / em >
< span class = "hl-string" > "file"< / span > : < span class = "hl-string" > "userdata.bin"< / span > , < em class = "hl-comment" > // 此处为要烧录到分区的数据< / em >
< span class = "hl-string" > "attr"< / span > : [< span class = "hl-string" > "mtd"< / span > , < span class = "hl-string" > "optional"< / span > ],
< span class = "hl-string" > "part"< / span > : [< span class = "hl-string" > "user"< / span > ] < em class = "hl-comment" > // 此处设置要烧录的分区名字< / em >
},
},< / pre >
< / div > < / li >
2025-07-22 11:15:46 +08:00
< li class = "- topic/li li" data-ofbid = "d140793e199__20250519091520" > 如需删除一个分区，删除对应的分区配置行即可。< div class = "- topic/p p" data-ofbid = "d140793e201__20250519091520" > 例如，删除新增的 "user"
2025-04-23 17:54:31 +08:00
分区，示例如下：< pre class = "+ topic/pre pr-d/codeblock pre codeblock language-c" id = "id__codeblock_ups_nyy_5cc" data-ofbid = "id__codeblock_ups_nyy_5cc" > < span class = "hl-string" > "spi-nand"< / span > : {
< span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "128m"< / span > , < em class = "hl-comment" > // Size of SPI NAND< / em >
< span class = "hl-string" > "partitions"< / span > : {
< span class = "hl-string" > "spl"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "1m"< / span > },
< span class = "hl-string" > "env"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "256k"< / span > },
< span class = "hl-string" > "env_r"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "256k"< / span > },
< span class = "hl-string" > "os"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "4m"< / span > },
< span class = "hl-string" > "os_r"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "4m"< / span > },
< span class = "hl-string" > "rodata"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "12m"< / span > },
< span class = "hl-string" > "rodata_r"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "12m"< / span > },
< span class = "hl-string" > "data"< / span > : {
< span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "50m"< / span > ,
< span class = "hl-string" > "nftl"< / span > : { < em class = "hl-comment" > // Volume in NFTL device< / em >
< span class = "hl-string" > "datavol"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "20m"< / span > },
},
},
},
},< / pre > < / div > < div class = "- topic/note note note note_note" id = "id__note_ipr_syy_5cc" data-ofbid = "id__note_ipr_syy_5cc" > < span class = "note__title" > 注：< / span >
2025-07-22 11:15:46 +08:00
< p class = "- topic/p p" data-ofbid = "d140793e207__20250519091520" > 检查 < code class = "+ topic/ph pr-d/codeph ph codeph" > target< / code > 段中是否有使用该分区，如果有，则删除相关的配置。< / p >
2025-04-23 17:54:31 +08:00
< / div > < / li >
< / ol > < / div >
< / section >
< section class = "- topic/section section" id = "id__id6" data-ofbid = "id__id6" > < h2 class = "- topic/title title sectiontitle" > 分区配置示例 < / h2 >
2025-07-22 11:15:46 +08:00
< div class = "- topic/p p" data-ofbid = "d140793e221__20250519091520" > < span class = "+ topic/ph sw-d/filepath ph filepath" > image_cfg.json< / span >
2025-04-23 17:54:31 +08:00
文件是设置分区信息以及配置烧录镜像文件生成方式的配置文件。由于分区和烧录信息是相互关联的，因此在一个文件中进行配置。
< span class = "+ topic/ph sw-d/filepath ph filepath" > image_cfg.json< / span > 文件的保存路径为
< 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 > /pack/image_cfg.json< / span > 。< ul class = "- topic/ul ul" id = "id__ul_eqf_lqy_5cc" data-ofbid = "id__ul_eqf_lqy_5cc" >
2025-07-22 11:15:46 +08:00
< li class = "- topic/li li" data-ofbid = "d140793e239__20250519091520" > < var class = "+ topic/keyword sw-d/varname keyword varname" > chip< / var > 为对应芯片型号。< / li >
< li class = "- topic/li li" data-ofbid = "d140793e244__20250519091520" > < var class = "+ topic/keyword sw-d/varname keyword varname" > board< / var > 为芯片开发板型号。< / li >
2025-04-23 17:54:31 +08:00
< / ul > < / div >
< / section >
< div class = "- topic/example example" id = "id__example_tvw_yxr_x2c" data-ofbid = "id__example_tvw_yxr_x2c" > < h2 class = "- topic/title title sectiontitle" > SPI NOR 的分区配置示例< / h2 >
< pre class = "+ topic/pre pr-d/codeblock pre codeblock language-c" id = "id__codeblock_azr_yxr_x2c" data-ofbid = "id__codeblock_azr_yxr_x2c" > < span class = "hl-string" > "spi-nor"< / span > : {
< span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "16m"< / span > , < em class = "hl-comment" > // Size of SPI NOR< / em >
< span class = "hl-string" > "partitions"< / span > : {
< span class = "hl-string" > "spl"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "256k"< / span > },
< span class = "hl-string" > "env"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "128k"< / span > },
< span class = "hl-string" > "env_r"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "128k"< / span > },
< span class = "hl-string" > "os"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "1m"< / span > },
< span class = "hl-string" > "os_r"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "1m"< / span > },
< span class = "hl-string" > "rodata"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "3m"< / span > },
< span class = "hl-string" > "rodata_r"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "3m"< / span > },
< span class = "hl-string" > "data"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "7m"< / span > }
},
},
< / pre >
< / div >
< div class = "- topic/example example" id = "id__example_oms_1yr_x2c" data-ofbid = "id__example_oms_1yr_x2c" > < h2 class = "- topic/title title sectiontitle" > SPI NAND Flash 的分区配置示例< / h2 >
< div class = "- topic/note note note note_note" id = "id__note_gtq_fqq_3dc" data-ofbid = "id__note_gtq_fqq_3dc" > < span class = "note__title" > 注：< / span > 对于 SPI NAND Flash 的分区配置，需要注意 NFTL
分区的配置方法。< pre class = "+ topic/pre pr-d/codeblock pre codeblock language-c" id = "id__codeblock_r2y_qqq_3dc" data-ofbid = "id__codeblock_r2y_qqq_3dc" > < span class = "hl-string" > "spi-nand"< / span > : {
< span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "128m"< / span > , < em class = "hl-comment" > // Size of SPI NAND< / em >
< span class = "hl-string" > "partitions"< / span > : {
< span class = "hl-string" > "spl"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "1m"< / span > },
< span class = "hl-string" > "env"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "256k"< / span > },
< span class = "hl-string" > "env_r"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "256k"< / span > },
< span class = "hl-string" > "os"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "4m"< / span > },
< span class = "hl-string" > "os_r"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "4m"< / span > },
< span class = "hl-string" > "rodata"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "12m"< / span > },
< span class = "hl-string" > "rodata_r"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "12m"< / span > },
< span class = "hl-string" > "data"< / span > : {
< span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "40m"< / span > ,
< span class = "hl-string" > "nftl"< / span > : { < em class = "hl-comment" > // Volume in NFTL device< / em >
< span class = "hl-string" > "datavol"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "-"< / span > },
},
},
},
},
2025-07-22 11:15:46 +08:00
< / pre > < div class = "- topic/p p" data-ofbid = "d140793e270__20250519091520" > 上述示例中， "data" 分区的配置了如下内容：< ul class = "- topic/ul ul" id = "id__ul_i5x_fry_5cc" data-ofbid = "id__ul_i5x_fry_5cc" >
< li class = "- topic/li li" data-ofbid = "d140793e274__20250519091520" > "size"： < / li >
< li class = "- topic/li li" data-ofbid = "d140793e277__20250519091520" > "nftl" 设备：< ul class = "- topic/ul ul" id = "id__ul_qv2_hry_5cc" data-ofbid = "id__ul_qv2_hry_5cc" >
< li class = "- topic/li li" data-ofbid = "d140793e281__20250519091520" > "datavol"： < / li >
2025-04-23 17:54:31 +08:00
< / ul > < ul class = "- topic/ul ul" id = "id__ul_phz_hry_5cc" data-ofbid = "id__ul_phz_hry_5cc" >
2025-07-22 11:15:46 +08:00
< li class = "- topic/li li" data-ofbid = "d140793e286__20250519091520" > "size"：“-” 表示卷的大小是 NFTL 设备的所有剩余存储空间。< p class = "- topic/p p" data-ofbid = "d140793e288__20250519091520" > NFTL 设备需要使用大约 6 MB
2025-04-23 17:54:31 +08:00
的空间做坏块管理，因此 “datavol” 的可用大小大约为 34 MB。< / p > < / li >
< / ul > < / li >
< / ul > < / div > < / div >
< / div >
< div class = "- topic/example example" id = "id__example_dmk_cyr_x2c" data-ofbid = "id__example_dmk_cyr_x2c" > < h2 class = "- topic/title title sectiontitle" > eMMC 的分区配置示例< / h2 >
< div class = "- topic/div div" >
2025-07-22 11:15:46 +08:00
< div class = "- topic/p p" data-ofbid = "d140793e301__20250519091520" >
2025-04-23 17:54:31 +08:00
< div class = "- topic/note note note note_note" id = "id__note_a1x_sry_5cc" data-ofbid = "id__note_a1x_sry_5cc" > < span class = "note__title" > 注：< / span > 第一个分区的开始位置。eMMC
使用 GPT 分区表格式，需要在 eMMC 的开始和末尾都预留 17K 的空间存放 GPT 信息，因此 “spl” 的开始位置为
“0x4400”。< / div >
< / div >
< pre class = "+ topic/pre pr-d/codeblock pre codeblock language-c" id = "id__codeblock_pgz_rqq_3dc" data-ofbid = "id__codeblock_pgz_rqq_3dc" > < span class = "hl-string" > "mmc"< / span > : {
< span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "8G"< / span > , < em class = "hl-comment" > // Size of SD/eMMC< / em >
< span class = "hl-string" > "partitions"< / span > : {
< span class = "hl-string" > "spl"< / span > : { < span class = "hl-string" > "offset"< / span > : < span class = "hl-string" > "0x4400"< / span > , < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "256k"< / span > },
< span class = "hl-string" > "os"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "1m"< / span > },
< span class = "hl-string" > "rodata"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "3m"< / span > },
< span class = "hl-string" > "data"< / span > : { < span class = "hl-string" > "size"< / span > : < span class = "hl-string" > "5m"< / span > }
},
},
< / pre >
2025-07-22 11:15:46 +08:00
< p class = "- topic/p p" data-ofbid = "d140793e313__20250519091520" > 每一个分区的配置项中，都有 "offset" 和 "size" 两个配置信息，其中 "offset" 用于配置该分区的开始位置。 如未设置
2025-04-23 17:54:31 +08:00
"offset"，表示该分区紧跟上一个分区之后。< / p >
< / div >
< / div >
< / div >
< / article > < / main > < / div >
< div class = " wh_child_links d-print-none " > < nav aria-label = "Child Links" role = "navigation" class = "- topic/related-links related-links" > < ul class = "ullinks" > < li class = "- topic/link link ulchildlink" > < strong > < a href = "../../../topics/sdk/advanced/partition_intro.html" > 分区类型介绍< / a > < / strong > < / li > < li class = "- topic/link link ulchildlink" > < strong > < a href = "../../../topics/sdk/advanced/partition-and-storage-relations.html" > 分区与存储设备的关系< / a > < / strong > < div class = "- topic/desc desc" > < / div > < / li > < / ul > < / nav > < / div >
< / 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_xdj_cnq_gdc" data-tocid = "id__section_xdj_cnq_gdc" > 修改分区< / a > < / div > < / li > < li class = "section-item" > < div class = "section-title" > < a href = "#id__id6" data-tocid = "id__id6" > 分区配置示例 < / a > < / div > < / li > < li class = "section-title" > < a href = "#id__example_tvw_yxr_x2c" data-tocid = "id__example_tvw_yxr_x2c" > SPI NOR 的分区配置示例< / a > < / li > < li class = "section-title" > < a href = "#id__example_oms_1yr_x2c" data-tocid = "id__example_oms_1yr_x2c" > SPI NAND Flash 的分区配置示例< / a > < / li > < li class = "section-title" > < a href = "#id__example_dmk_cyr_x2c" data-tocid = "id__example_dmk_cyr_x2c" > eMMC 的分区配置示例< / a > < / 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 >
< style >
.p1 {
font-family: FangZhengShuSong, Times, serif;
}
.p2 {
font-family: Arial, Helvetica, sans-serif;
}
.p3 {
font-family: "Lucida Console", "Courier New", monospace;
}
< / style >
< div class = "webhelp.fragment.footer" >
< p class = "p1" > Copyright © 2019-2025 广东匠芯创科技有限公司. All rights reserved.< / p >
< / div >
< div >
< div class = "generation_time" >
2025-07-22 11:15:46 +08:00
Update Time: 2025-05-19
2025-04-23 17:54:31 +08:00
< / div >
< / div >
< / 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 >
