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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"><span class="edit-link" style="font-size:12px; opacity:0.6; text-align:right; vertical-align:middle"><a target="_blank" href="http://172.16.35.88/tasks/jdssno1uvvbf2mltu9kb9v3if05d5gopuakboe8hlud18rma/edit/F:/aicdita/aicdita-cn/topics/sdk/bringup/bringup-memory-config.dita">Edit online</a></span><h1 class="- topic/title title topictitle1" id="ariaid-title1">存储配置</h1><div class="date inPage">18 Dec 2024</div><div style="color: gray;">
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Read time: 7 minute(s)
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</div><div class="- topic/body concept/conbody body conbody"><p class="- topic/p p" data-ofbid="d131699e17__20250121171606">存储配置是编译的固件是否可刷机的关键步骤，但存储的更换要修改的地方较多，建议按照现有工程仿写需要 Bringup 的开发板。</p><section class="- topic/section section" id="bringup_memoryConfiguration__section_e13_k2x_gdc" data-ofbid="bringup_memoryConfiguration__section_e13_k2x_gdc"><h2 class="- topic/title title sectiontitle">SPI NAND 存储配置</h2>
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<div class="- topic/p p" data-ofbid="d131699e24__20250121171606">SPI NAND 存储配置步骤如下：<ol class="- topic/ol ol" id="bringup_memoryConfiguration__ol_mcl_q5b_d1c" data-ofbid="bringup_memoryConfiguration__ol_mcl_q5b_d1c"><li class="- topic/li li" data-ofbid="d131699e27__20250121171606">配置 U-Boot 以支持特定的 SPI NAND 型号，确认开发板的型号被选中支持。<div class="- topic/note note note note_note" id="bringup_memoryConfiguration__note_rtq_4sx_sdc" data-ofbid="bringup_memoryConfiguration__note_rtq_4sx_sdc"><span class="note__title">注：</span>
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<p class="- topic/p p" data-ofbid="d131699e31__20250121171606">kernel 分区比较大，默认打开了 SDK 支持的所有型号，不用选择。</p>
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</div><ol class="- topic/ol ol" type="a" id="bringup_memoryConfiguration__ul_dcp_x5b_d1c" data-ofbid="bringup_memoryConfiguration__ul_dcp_x5b_d1c"><li class="- topic/li li" data-ofbid="d131699e35__20250121171606">
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<p class="- topic/p p" id="bringup_memoryConfiguration__p_ejw_gzx_sdc" data-ofbid="bringup_memoryConfiguration__p_ejw_gzx_sdc">查看 <span class="+ topic/ph sw-d/filepath ph filepath">drivers/mtd/nand/spi/</span>
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源码目录，确认 SPI NAND 器件的厂商是否在支持列表中。</p>
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<p class="- topic/p p" data-ofbid="d131699e43__20250121171606">例如，查看源码目录中是否存在 <span class="+ topic/ph sw-d/filepath ph filepath">winbond.c</span>
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。如果不存在，则需要添加新厂商支持，详情可查看 <a xml:lang="zh-CN" lang="zh-CN" class="- topic/xref xref" href="../spinand/spi-nand-transplant-guide.html">SPI NAND 移植</a>。</p>
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<p class="- topic/p p" data-ofbid="d131699e53__20250121171606">SDK 默认支持了几种 SPI NAND，编译之前需要确认开发板的 SPI NAND 型号被选中支持，详情可查看 <a xml:lang="zh-CN" lang="zh-CN" class="- topic/xref xref" href="../boot/spi-nand-drivers.html">SPI NAND</a>。</p>
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</li><li class="- topic/li li" data-ofbid="d131699e60__20250121171606">
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<div class="- topic/p p" data-ofbid="d131699e62__20250121171606">执行下列命令进入 U-Boot
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配置界面：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="bringup_memoryConfiguration__codeblock_lz1_ysx_sdc" data-ofbid="bringup_memoryConfiguration__codeblock_lz1_ysx_sdc">make um</pre></div>
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</li><li class="- topic/li li" data-ofbid="d131699e67__20250121171606">
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<div class="- topic/p p" data-ofbid="d131699e69__20250121171606">选择 <span class="+ topic/ph ui-d/menucascade ph menucascade"><span class="+ topic/ph ui-d/uicontrol ph uicontrol">Device Drivers</span><abbr> > </abbr><span class="+ topic/ph ui-d/uicontrol ph uicontrol">MTD Support</span></span>，配置下列信息：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="bringup_memoryConfiguration__codeblock_tqy_z5b_d1c" data-ofbid="bringup_memoryConfiguration__codeblock_tqy_z5b_d1c">(<span class="hl-number">0x240000</span>) Offset of bbt in nand
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(<span class="hl-number">0x40000</span>) Range of bbt in nand
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[*] Define U-boot binaries locations in SPI NAND
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(<span class="hl-number">0x100000</span>) Location in SPI NAND to read U-Boot from
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[ ] Support Micron SPI NAND
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[ ] Support Macronix SPI NAND
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[*] Support Winbond SPI NAND
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[ ] Support Winbond SPI NAND CONTINUOUS READ MODE
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[*] Support GigaDevice SPI NAND
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[ ] Support Toshiba SPI NAND
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[*] Support FudanMicro SPI NAND
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[*] Support Foresee SPI NAND
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[*] Support Zbit SPI NAND
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[ ] Support Elite SPI NAND
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[ ] Support ESMT SPI NAND
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[ ] Support UMTEK SPI NAND
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SPI Flash Support --->
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UBI support ---></pre></div>
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<p class="- topic/p p" data-ofbid="d131699e80__20250121171606">U-Boot 和 SPL 分区一般都比较小，如果开启的 SPI NAND
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型号过多，存储容易越界，建议仅打开需要使用的型号。</p>
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</li></ol></li><li class="- topic/li li" data-ofbid="d131699e83__20250121171606">配置文件系统。<div class="- topic/p p" data-ofbid="d131699e85__20250121171606">
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<div class="- topic/div div">
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<p class="- topic/p p" data-ofbid="d131699e89__20250121171606">SPI NAND 采用 UBIFS 文件系统。 如果开发板使用的存储介质为 SPINAND，以 <span class="+ topic/ph sw-d/filepath ph filepath">demo128_nand</span>
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工程为例，则编译后会生成固件的名称
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<span class="+ topic/ph sw-d/filepath ph filepath">d211_demo128_nand_page_2k_block_128k_v1.0.0</span>。</p>
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<div class="- topic/p p" data-ofbid="d131699e100__20250121171606">如果 SPI NAND 的 <span class="+ topic/keyword pr-d/parmname keyword parmname">page</span> 尺寸为 4K 大小，可在
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<span class="+ topic/ph sw-d/filepath ph filepath">target/d211/xxx/image_cfg.json</span> 文件中配置
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<span class="+ topic/keyword pr-d/parmname keyword parmname">page</span> 尺寸，编译后的文件为
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<span class="+ topic/ph sw-d/filepath ph filepath">d211_xxx_page_4k_block_256k_v1.0.0.img</span>：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="bringup_memoryConfiguration__codeblock_spinand_page_size" data-ofbid="bringup_memoryConfiguration__codeblock_spinand_page_size"><span class="hl-string">"info"</span>: { <em class="hl-comment">// Header information about image</em>
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<span class="hl-string">"platform"</span>: <span class="hl-string">"d211"</span>,
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<span class="hl-string">"product"</span>: <span class="hl-string">"demo128_nand"</span>,
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<span class="hl-string">"version"</span>: <span class="hl-string">"1.0.0"</span>,
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<span class="hl-string">"media"</span>: {
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<span class="hl-string">"type"</span>: <span class="hl-string">"spi-nand"</span>,
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<span class="hl-string">"device_id"</span>: <span class="hl-number">0</span>,
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<span class="hl-string">"array_organization"</span>: [
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{ <span class="hl-string">"page"</span>: <span class="hl-string">"2k"</span>, <span class="hl-string">"block"</span>: <span class="hl-string">"128k"</span>, <span class="hl-string">"oob"</span>: <span class="hl-string">"64"</span> },
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<em class="hl-comment">// { "page": "4k", "block": "256k", "oob": "128" },</em>
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],
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}
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},</pre></div>
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</div>
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</div></li><li class="- topic/li li" data-ofbid="d131699e119__20250121171606">
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<div class="- topic/div div">
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<p class="- topic/p p" data-ofbid="d131699e123__20250121171606">配置分区</p>
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<div class="- topic/p p" id="bringup_memoryConfiguration__p_nq5_3dy_sdc" data-ofbid="bringup_memoryConfiguration__p_nq5_3dy_sdc">在 <span class="+ topic/ph sw-d/filepath ph filepath">target/d211/demo128_nand/image_cfg.json</span>
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文件中配置分区信息：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="bringup_memoryConfiguration__codeblock_zd4_fvb_d1c" data-ofbid="bringup_memoryConfiguration__codeblock_zd4_fvb_d1c"><span class="hl-string">"spi-nand"</span>: { <em class="hl-comment">// Device, The name should be the same with string in image:info:media:type</em>
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<span class="hl-string">"size"</span>: <span class="hl-string">"128m"</span>, <em class="hl-comment">// Size of SPI NAND</em>
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<span class="hl-string">"partitions"</span>: {
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<span class="hl-string">"spl"</span>: { <span class="hl-string">"size"</span>: <span class="hl-string">"1m"</span> },
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<span class="hl-string">"uboot"</span>: { <span class="hl-string">"size"</span>: <span class="hl-string">"1m"</span> },
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<span class="hl-string">"userid"</span>: { <span class="hl-string">"size"</span>: <span class="hl-string">"256k"</span> },
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<span class="hl-string">"bbt"</span>: { <span class="hl-string">"size"</span>: <span class="hl-string">"256k"</span> },
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<span class="hl-string">"env"</span>: { <span class="hl-string">"size"</span>: <span class="hl-string">"256k"</span> },
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<span class="hl-string">"env_r"</span>: { <span class="hl-string">"size"</span>: <span class="hl-string">"256k"</span> },
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<span class="hl-string">"falcon"</span>: { <span class="hl-string">"size"</span>: <span class="hl-string">"256k"</span> },
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<span class="hl-string">"logo"</span>: { <span class="hl-string">"size"</span>: <span class="hl-string">"768K"</span> },
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<span class="hl-string">"kernel"</span>: { <span class="hl-string">"size"</span>: <span class="hl-string">"12m"</span> },
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<span class="hl-string">"recovery"</span>: { <span class="hl-string">"size"</span>: <span class="hl-string">"10m"</span> },
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||
<span class="hl-string">"ubiroot"</span>: {
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||
<span class="hl-string">"size"</span>: <span class="hl-string">"32m"</span>, <em class="hl-comment">//分区大小为 32m</em>
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||
<span class="hl-string">"ubi"</span>: { <em class="hl-comment">// Volume in UBI device</em>
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||
<span class="hl-string">"rootfs"</span>: { <span class="hl-string">"size"</span>: <span class="hl-string">"-"</span> },
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||
},
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||
},
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||
<span class="hl-string">"ubisystem"</span>: {
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||
<span class="hl-string">"size"</span>: <span class="hl-string">"-"</span>,
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||
<span class="hl-string">"ubi"</span>: { <em class="hl-comment">// Volume in UBI device</em>
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||
<span class="hl-string">"ota"</span>: { <span class="hl-string">"size"</span>: <span class="hl-string">"48m"</span> },
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||
<span class="hl-string">"user"</span>: { <span class="hl-string">"size"</span>: <span class="hl-string">"-"</span> },
|
||
},
|
||
},
|
||
}
|
||
},</pre></div>
|
||
</div>
|
||
</li><li class="- topic/li li" data-ofbid="d131699e135__20250121171606">调整固件大小。<div class="- topic/p p" data-ofbid="d131699e137__20250121171606">固件的大小要和分区大小相匹配，可以自动适配也可以手工调整：<ul class="- topic/ul ul" id="bringup_memoryConfiguration__ul_dh1_12x_gdc" data-ofbid="bringup_memoryConfiguration__ul_dh1_12x_gdc"><li class="- topic/li li" data-ofbid="d131699e140__20250121171606">自动适配。<ol class="- topic/ol ol" type="a" id="bringup_memoryConfiguration__ol_e1w_3dt_sdc" data-ofbid="bringup_memoryConfiguration__ol_e1w_3dt_sdc"><li class="- topic/li li" data-ofbid="d131699e143__20250121171606">
|
||
<div class="- topic/p p" data-ofbid="d131699e145__20250121171606">在 SDK 根目录下执行下列命令，进入 menuconfig
|
||
的功能配置界面：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="bringup_memoryConfiguration__codeblock_lbx_z5s_sdc" data-ofbid="bringup_memoryConfiguration__codeblock_lbx_z5s_sdc">make menuconfig</pre></div>
|
||
</li><li class="- topic/li li" data-ofbid="d131699e150__20250121171606">
|
||
<div class="- topic/p p" data-ofbid="d131699e152__20250121171606">在 <span class="+ topic/ph ui-d/uicontrol ph uicontrol">Filesystem images</span>
|
||
配置界面，按如下选择：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="bringup_memoryConfiguration__codeblock_idf_22x_gdc" data-ofbid="bringup_memoryConfiguration__codeblock_idf_22x_gdc">RootFS images --->
|
||
[ ] UserFS <span class="hl-number">1</span> ----
|
||
[ ] UserFS <span class="hl-number">2</span> ----
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||
[ ] UserFS <span class="hl-number">3</span> ----
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||
[ ] Generate burner format image
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||
[*] Auto calculate partition size to generate image <em class="hl-comment">//通过分区大小自动生成固件</em></pre></div>
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||
</li></ol></li><li class="- topic/li li" data-ofbid="d131699e160__20250121171606">手工调整。<ol class="- topic/ol ol" type="a" id="bringup_memoryConfiguration__ol_fhx_ldt_sdc" data-ofbid="bringup_memoryConfiguration__ol_fhx_ldt_sdc"><li class="- topic/li li" data-ofbid="d131699e163__20250121171606">
|
||
<div class="- topic/p p" data-ofbid="d131699e165__20250121171606">在 SDK 根目录下执行下列命令，进入 menuconfig
|
||
的功能配置界面：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="bringup_memoryConfiguration__d790e56" data-ofbid="bringup_memoryConfiguration__d790e56">make menuconfig</pre></div>
|
||
</li><li class="- topic/li li" data-ofbid="d131699e170__20250121171606">在 <span class="+ topic/ph ui-d/menucascade ph menucascade"><span class="+ topic/ph ui-d/uicontrol ph uicontrol">Filesystem images</span><abbr> > </abbr><span class="+ topic/ph ui-d/uicontrol ph uicontrol">RootFS images</span></span>
|
||
界面，配置下列信息：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="bringup_memoryConfiguration__codeblock_tf3_h2x_gdc" data-ofbid="bringup_memoryConfiguration__codeblock_tf3_h2x_gdc">[ ] ext2/<span class="hl-number">3</span>/<span class="hl-number">4</span> root filesystem
|
||
[ ] cpio the root filesystem (<strong class="hl-keyword">for</strong> use as an initial RAM filesystem)
|
||
[ ] initial RAM filesystem linked into linux kernel
|
||
[ ] jffs2 root filesystem
|
||
[ ] squashfs root filesystem
|
||
[ ] tar the root filesystem
|
||
ubi parameter select (spi-nand all type support) --->
|
||
[*] ubi image containing an ubifs root filesystem
|
||
[ ] Use custom config file
|
||
() Additional ubinize options
|
||
-*- ubifs root filesystem
|
||
(<span class="hl-number">0x2000000</span>) ubifs size(Should be aligned to MB) <em class="hl-comment">//固件大小，32M</em>
|
||
ubifs runtime compression (lzo) --->
|
||
Compression method (no compression) --->
|
||
(-F) Additional mkfs.ubifs options</pre></li></ol></li></ul></div></li></ol></div>
|
||
</section><section class="- topic/section section" id="bringup_memoryConfiguration__section_bl5_l2x_gdc" data-ofbid="bringup_memoryConfiguration__section_bl5_l2x_gdc"><h2 class="- topic/title title sectiontitle">SPI NOR 存储配置</h2>
|
||
|
||
<div class="- topic/div div">
|
||
<p class="- topic/p p" data-ofbid="d131699e188__20250121171606">SPI NOR 采用 squashfs 文件系统。如果开发板使用的存储介质为 SPI NOR，以 <span class="+ topic/ph sw-d/filepath ph filepath">demo88_nor</span>
|
||
工程为例，则编译后会生成固件的名称为 <span class="+ topic/ph sw-d/filepath ph filepath">d211_demo88_nor_v1.0.0.img</span>。</p>
|
||
<div class="- topic/p p" data-ofbid="d131699e197__20250121171606">系统输出示例如下：<pre class="+ topic/pre sw-d/msgblock pre msgblock" id="bringup_memoryConfiguration__msgblock_mlx_jbl_jdc" data-ofbid="bringup_memoryConfiguration__msgblock_mlx_jbl_jdc">Image file is generated: /xxx/d211/develop/output/d211_demo88_nor/images/d211_demo88_nor_v1.0.0.img</pre></div>
|
||
<div class="- topic/p p" data-ofbid="d131699e202__20250121171606">SPINOR 的分区信息在 <span class="+ topic/ph sw-d/filepath ph filepath">target/d211/per2_spinor/image_cfg.json</span>
|
||
中：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="bringup_memoryConfiguration__codeblock_zqz_lvb_d1c" data-ofbid="bringup_memoryConfiguration__codeblock_zqz_lvb_d1c"><span class="hl-string">"spi-nor"</span>: { <em class="hl-comment">// Media type</em>
|
||
<span class="hl-string">"size"</span>: <span class="hl-string">"16m"</span>, <em class="hl-comment">// Size of 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">"uboot"</span>: { <span class="hl-string">"size"</span>: <span class="hl-string">"640k"</span> },
|
||
<span class="hl-string">"userid"</span>: { <span class="hl-string">"size"</span>: <span class="hl-string">"64k"</span> },
|
||
<span class="hl-string">"env"</span>: { <span class="hl-string">"size"</span>: <span class="hl-string">"64k"</span> },
|
||
<span class="hl-string">"env_r"</span>: { <span class="hl-string">"size"</span>: <span class="hl-string">"64k"</span> },
|
||
<span class="hl-string">"falcon"</span>: { <span class="hl-string">"size"</span>: <span class="hl-string">"64k"</span> },
|
||
<span class="hl-string">"logo"</span>: { <span class="hl-string">"size"</span>: <span class="hl-string">"512k"</span> },
|
||
<span class="hl-string">"kernel"</span>: { <span class="hl-string">"size"</span>: <span class="hl-string">"5m"</span> },
|
||
<span class="hl-string">"rootfs"</span>: { <span class="hl-string">"size"</span>: <span class="hl-string">"9m"</span> },
|
||
<em class="hl-comment">// "user": { "size": "-" },</em>
|
||
}
|
||
}</pre></div>
|
||
</div>
|
||
<p class="- topic/p p" data-ofbid="d131699e211__20250121171606">SPI NOR 存储一般比较小，在 Linux 系统上进行分区调整比较麻烦，本节不详细描述。</p>
|
||
</section><section class="- topic/section section" id="bringup_memoryConfiguration__section_ylq_52x_gdc" data-ofbid="bringup_memoryConfiguration__section_ylq_52x_gdc"><h2 class="- topic/title title sectiontitle">EMMC 存储配置</h2>
|
||
|
||
<div class="- topic/div div">
|
||
<p class="- topic/p p" data-ofbid="d131699e221__20250121171606">EMMC 采用 squashfs 文件系统。如果开发板使用的存储介质为 eMMC (eNand)，以 demo 工程为例，则编译后的固件名称为
|
||
<span class="+ topic/ph sw-d/filepath ph filepath">d211_demo_v1.0.0.img</span>。</p>
|
||
<div class="- topic/p p" data-ofbid="d131699e227__20250121171606">系统输出示例如下：<pre class="+ topic/pre sw-d/msgblock pre msgblock" id="bringup_memoryConfiguration__msgblock_lc1_lbl_jdc" data-ofbid="bringup_memoryConfiguration__msgblock_lc1_lbl_jdc">Image file is generated: /xxx/d211/luban/output/d211_demo/images/d211_demo_v1.0.0.img</pre></div>
|
||
</div>
|
||
<div class="- topic/p p" data-ofbid="d131699e233__20250121171606">EMMC 的接口协议固定，因此不需要进行新器件型号的移植。<div class="- topic/note note note note_note" id="bringup_memoryConfiguration__note_axw_w2x_gdc" data-ofbid="bringup_memoryConfiguration__note_axw_w2x_gdc"><span class="note__title">注：</span> 调整分区大小时，也需要同时调整固件的大小来和分区匹配。</div></div>
|
||
<div class="- topic/p p" data-ofbid="d131699e238__20250121171606">EMMC 存储配置步骤如下：<ol class="- topic/ol ol" id="bringup_memoryConfiguration__ol_imq_mvb_d1c" data-ofbid="bringup_memoryConfiguration__ol_imq_mvb_d1c"><li class="- topic/li li" data-ofbid="d131699e241__20250121171606"><strong class="+ topic/ph hi-d/b ph b"> 分区</strong><div class="- topic/p p" data-ofbid="d131699e244__20250121171606">分区信息在 <span class="+ topic/ph sw-d/filepath ph filepath">target/d211/demo/image_cfg.json</span>
|
||
中<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="bringup_memoryConfiguration__codeblock_ymv_4vb_d1c" data-ofbid="bringup_memoryConfiguration__codeblock_ymv_4vb_d1c"><span class="hl-string">"mmc"</span>: { <em class="hl-comment">// Media type</em>
|
||
<span class="hl-string">"size"</span>: <span class="hl-string">"4G"</span>, <em class="hl-comment">// Size of SD/eMMC</em>
|
||
<span class="hl-string">"partitions"</span>: { <em class="hl-comment">// Partition table apply to device</em>
|
||
<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">"495k"</span> },
|
||
<span class="hl-string">"uboot"</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">"falcon"</span>: { <span class="hl-string">"size"</span>: <span class="hl-string">"256k"</span> },
|
||
<span class="hl-string">"logo"</span>: { <span class="hl-string">"size"</span>: <span class="hl-string">"512k"</span> },
|
||
<span class="hl-string">"kernel"</span>: { <span class="hl-string">"size"</span>: <span class="hl-string">"16m"</span> },
|
||
<span class="hl-string">"rootfs"</span>: { <span class="hl-string">"size"</span>: <span class="hl-string">"72m"</span> }, <em class="hl-comment">//分区大小为 72M</em>
|
||
<span class="hl-string">"user"</span>: { <span class="hl-string">"size"</span>: <span class="hl-string">"-"</span> },
|
||
},
|
||
},</pre></div></li><li class="- topic/li li" data-ofbid="d131699e251__20250121171606"><strong class="+ topic/ph hi-d/b ph b">固件</strong><p class="- topic/p p" data-ofbid="d131699e254__20250121171606">执行 <span class="+ topic/keyword sw-d/cmdname keyword cmdname">make menuconfig</span> 命令，进入 menuconfig 界面，并选择 <span class="+ topic/ph ui-d/menucascade ph menucascade"><span class="+ topic/ph ui-d/uicontrol ph uicontrol">Filesystem images</span><abbr> > </abbr><span class="+ topic/ph ui-d/uicontrol ph uicontrol">RootFS images</span></span>
|
||
调整。</p><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="bringup_memoryConfiguration__codeblock_yqs_qvb_d1c" data-ofbid="bringup_memoryConfiguration__codeblock_yqs_qvb_d1c">[*] ext2/<span class="hl-number">3</span>/<span class="hl-number">4</span> root filesystem
|
||
ext2/<span class="hl-number">3</span>/<span class="hl-number">4</span> variant (ext4) --->
|
||
(rootfs) filesystem label
|
||
(<span class="hl-number">72</span>M) exact size <em class="hl-comment">//固件大小为 72M</em>
|
||
(<span class="hl-number">0</span>) exact number of inodes (leave at <span class="hl-number">0</span> <strong class="hl-keyword">for</strong> <strong class="hl-keyword">auto</strong> calculation)
|
||
(<span class="hl-number">5</span>) reserved blocks percentage
|
||
(-O ^<span class="hl-number">64</span>bit) additional mke2fs options
|
||
Compression method (no compression) --->
|
||
[ ] cpio the root filesystem (<strong class="hl-keyword">for</strong> use as an initial RAM filesystem)
|
||
[ ] initial RAM filesystem linked into linux kernel</pre></li></ol></div>
|
||
<p class="- topic/p p" data-ofbid="d131699e268__20250121171606">正确的存储配置应该能够成功支持固件烧录。</p>
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<div class=" wh_topic_toc "><div class="wh_topic_label">在本页上</div><ul><li class="section-item"><div class="section-title"><a href="#bringup_memoryConfiguration__section_e13_k2x_gdc" data-tocid="bringup_memoryConfiguration__section_e13_k2x_gdc">SPI NAND 存储配置</a></div></li><li class="section-item"><div class="section-title"><a href="#bringup_memoryConfiguration__section_bl5_l2x_gdc" data-tocid="bringup_memoryConfiguration__section_bl5_l2x_gdc">SPI NOR 存储配置</a></div></li><li class="section-item"><div class="section-title"><a href="#bringup_memoryConfiguration__section_ylq_52x_gdc" data-tocid="bringup_memoryConfiguration__section_ylq_52x_gdc">EMMC 存储配置</a></div></li></ul></div>
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