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<div class=" wh_topic_content body "><main role="main"><article class="- topic/topic topic" role="article" aria-labelledby="ariaid-title1">
<span class="edit-link" style="font-size:12px; opacity:0.6; text-align:right; vertical-align:middle"><a target="_blank" href="http://aicdocco/taskstopics/sdk/advanced/config-storage.dita">Edit online</a></span><h1 class="- topic/title title topictitle1" id="ariaid-title1">切换存储类型</h1>
<div class="date inPage">16 May 2025</div><div style="color: gray;">
Read time: 2 minute(s)
</div>
<div class="- topic/body body">
<p class="- topic/p p" data-ofbid="d52895e39__20250519091507">Luban-Lite 编译的固件所占内存较小,一般采用 SPI NOR 进行存储,因此 Luban-Lite 默认采用 SPI NOR 存储方案。本节介绍如何将
Luban-Lite 的默认存储方案切换为 SPI NAND 或 eMMC 存储设备。关于详细的存储配置说明和流程,可查看<a class="- topic/xref xref" href="../bringup/lite-bringup-storage.html">存储配置</a></p>
<p class="- topic/p p" data-ofbid="d52895e46__20250519091507">如需切换存储设备,需要清理现有的存储配置,并配置所需存储对应的 BootLoader 和 OS 参数。</p>
<section class="- topic/section section" id="config-storage__section_cry_cv4_w2c" data-ofbid="config-storage__section_cry_cv4_w2c"><h2 class="- topic/title title sectiontitle">清理 SPI NOR 配置</h2>
<ul class="- topic/ul ul" id="config-storage__ul_i4r_3v4_w2c" data-ofbid="config-storage__ul_i4r_3v4_w2c">
<li class="- topic/li li" data-ofbid="d52895e56__20250519091507">清理 BootLoader 配置<ol class="- topic/ol ol" id="config-storage__ol_c2z_kv4_w2c" data-ofbid="config-storage__ol_c2z_kv4_w2c">
<li class="- topic/li li" data-ofbid="d52895e60__20250519091507">
<div class="- topic/p p" id="config-storage__p_acv_cw4_w2c" data-ofbid="config-storage__p_acv_cw4_w2c">在 SDK 根目录下执行下列命令之一,进入 BootLoader 的配置界面:<ul class="- topic/ul ul" id="config-storage__ul_omx_lv4_w2c" data-ofbid="config-storage__ul_omx_lv4_w2c">
<li class="- topic/li li" data-ofbid="d52895e66__20250519091507">
<p class="- topic/p p" data-ofbid="d52895e68__20250519091507"><code class="+ topic/ph pr-d/codeph ph codeph">bm</code> 命令</p>
</li>
<li class="- topic/li li" data-ofbid="d52895e74__20250519091507">
<p class="- topic/p p" data-ofbid="d52895e76__20250519091507"><code class="+ topic/ph pr-d/codeph ph codeph">scons apply-def=dxxx_xxx-nor_baremetal_bootloader</code>
<code class="+ topic/ph pr-d/codeph ph codeph">scons menuconfig</code></p>
</li>
</ul></div>
</li>
<li class="- topic/li li" data-ofbid="d52895e86__20250519091507">清理下列 BootLoader
的配置参数:<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="config-storage__codeblock_ftj_qw4_w2c" data-ofbid="config-storage__codeblock_ftj_qw4_w2c">Board options ---&gt;
[ ] SPI0 Devices: SPINOR ----</pre><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="config-storage__codeblock_n3n_qw4_w2c" data-ofbid="config-storage__codeblock_n3n_qw4_w2c">Drivers options ---&gt;
Peripheral ---&gt;
[ ] SPINOR Driver SFUD: Serial Flash Universal Driver ----
Drivers examples ---&gt;
[ ] Enable MTD driver test command</pre><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="config-storage__codeblock_bq4_qw4_w2c" data-ofbid="config-storage__codeblock_bq4_qw4_w2c">Bootloader options ---&gt;
Commands ---&gt;
[ ] spinor
[ ] nor boot
[*] Upgrading ---&gt;
[ ] Write to NOR support
Drivers ---&gt;
[ ] SPI NOR boot support</pre></li>
</ol></li>
<li class="- topic/li li" data-ofbid="d52895e96__20250519091507">清理 OS 配置<ol class="- topic/ol ol" id="config-storage__ol_fnf_2x4_w2c" data-ofbid="config-storage__ol_fnf_2x4_w2c">
<li class="- topic/li li" data-ofbid="d52895e100__20250519091507">在 SDK 根目录下执行下列命令之一,进入 OS 的配置界面:<ul class="- topic/ul ul" id="config-storage__ul_s3p_zw4_w2c" data-ofbid="config-storage__ul_s3p_zw4_w2c">
<li class="- topic/li li" data-ofbid="d52895e104__20250519091507">
<p class="- topic/p p" data-ofbid="d52895e106__20250519091507"><code class="+ topic/ph pr-d/codeph ph codeph">me</code> 命令</p>
</li>
<li class="- topic/li li" data-ofbid="d52895e112__20250519091507">
<p class="- topic/p p" data-ofbid="d52895e114__20250519091507"><code class="+ topic/ph pr-d/codeph ph codeph">scons apply-def=dxxx_xxx-nor_rt-thread_helloworld</code>
<code class="+ topic/ph pr-d/codeph ph codeph">scons menuconfig</code></p>
</li>
</ul></li>
<li class="- topic/li li" data-ofbid="d52895e123__20250519091507">清理下列 OS
的配置参数:<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="config-storage__codeblock_ecv_fx4_w2c" data-ofbid="config-storage__codeblock_ecv_fx4_w2c">Board options ---&gt;
[ ] SPI0 Devices: SPINOR ----</pre><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="config-storage__codeblock_xhy_fx4_w2c" data-ofbid="config-storage__codeblock_xhy_fx4_w2c">Rt-Thread options ---&gt;
RT-Thread Components ---&gt;
[ ] FAL: flash abstraction layer ----
Device Drivers ---&gt;
[ ] Using MTD Nor Flash device drivers
[ ] Using SFUD(Serial Flash Universal Driver)</pre><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="config-storage__codeblock_xlz_fx4_w2c" data-ofbid="config-storage__codeblock_xlz_fx4_w2c">Local packages options ---&gt;
Third-party packages options ---&gt;
[ ] Littlefs: A high-integrity embedded file system ----</pre><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="config-storage__codeblock_l2t_gx4_w2c" data-ofbid="config-storage__codeblock_l2t_gx4_w2c">Drivers options ---&gt;
Peripheral ---&gt;
[ ] SPINOR Driver SFUD: Serial Flash Universal Driver ----</pre></li>
</ol></li>
</ul>
</section>
<section class="- topic/section section" id="config-storage__section_hyh_3x4_w2c" data-ofbid="config-storage__section_hyh_3x4_w2c"><h2 class="- topic/title title sectiontitle">配置新存储设备</h2>
<p class="- topic/p p" data-ofbid="d52895e142__20250519091507">根据所需切换的存储设备类型,配置对应的 <a class="- topic/xref xref" href="../bringup/config-storage-bootloader.html">BootLoader</a>
<a class="- topic/xref xref" href="../bringup/config-storage-os.html">OS</a> 参数。</p>
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