https://knightli.com/en/tags/firmware-compatibility/ Recent content in Firmware-Compatibility on KnightLi Blog Hugo -- gohugo.io en Tue, 09 Jul 2024 00:00:00 +0000 https://knightli.com/en/2024/07/09/xiaomi-ax3600-mibib-firmware-compatibility/ Tue, 09 Jul 2024 00:00:00 +0000 https://knightli.com/en/2024/07/09/xiaomi-ax3600-mibib-firmware-compatibility/ <h2 id="xiaomi-router-mibib">Xiaomi Router MIBIB </h2><p>Two common MIBIB files are used in AX3600 workflows:</p> <ol> <li>Xiaomi stock MIBIB<br> <a href="https://knightli.com/2024/07/09/%E5%B0%8F%E7%B1%B3-ax3600-mibib-%E5%9B%BA%E4%BB%B6%E5%85%BC%E5%AE%B9/mibib.xiaomi.bin">stock mibib</a></li> <li>QSDK-related MIBIB (often used in some U-Boot flashing workflows)<br> <a href="https://knightli.com/2024/07/09/%E5%B0%8F%E7%B1%B3-ax3600-mibib-%E5%9B%BA%E4%BB%B6%E5%85%BC%E5%AE%B9/mibib.qsdk.bin">qsdk mibib</a></li> </ol> <h2 id="mibib-and-firmware-mapping">MIBIB and Firmware Mapping </h2><p>Different MIBIB variants correspond to different firmware images. If firmware/MIBIB do not match, the device may fail to boot (including U-Boot not starting).</p> <ol> <li>Firmware usually matching stock MIBIB: <ul> <li>most OpenWrt AI style images</li> </ul> </li> <li>Firmware usually matching QSDK MIBIB: <ul> <li>QSDK-based firmware builds</li> </ul> </li> <li>Firmware that may work across both layouts (contains dual adaptation): <ul> <li><a href="https://knightli.com/2024/07/09/%E5%B0%8F%E7%B1%B3-ax3600-mibib-%E5%9B%BA%E4%BB%B6%E5%85%BC%E5%AE%B9/openwrt-ipq807x-generic-redmi_ax6-squashfs.ubi">openwrt-ipq807x-generic-redmi_ax6-squashfs.ubi</a></li> </ul> </li> </ol> <h2 id="check-which-mibib-is-on-router">Check Which MIBIB Is on Router </h2><p>Upload <code>mibib.xiaomi.bin</code> and <code>mibib.qsdk.bin</code> to <code>/tmp</code>, then verify:</p> <div class="highlight"><div class="chroma"> <table class="lntable"><tr><td class="lntd"> <pre tabindex="0" class="chroma"><code><span class="lnt">1 </span><span class="lnt">2 </span></code></pre></td> <td class="lntd"> <pre tabindex="0" class="chroma"><code class="language-bash" data-lang="bash"><span class="line"><span class="cl">mtd verify /tmp/mibib.xiaomi.bin /dev/mtd1 </span></span><span class="line"><span class="cl">mtd verify /tmp/mibib.qsdk.bin /dev/mtd1 </span></span></code></pre></td></tr></table> </div> </div><h2 id="ax3600-recovery-resources">AX3600 Recovery Resources </h2><ol> <li>AX3600 boot-related backup files:</li> </ol> <ul> <li><a href="https://knightli.com/2024/07/09/%E5%B0%8F%E7%B1%B3-ax3600-mibib-%E5%9B%BA%E4%BB%B6%E5%85%BC%E5%AE%B9/ax3600bak.appsbl.bin">ax3600bak.appsbl.bin</a></li> <li><a href="https://knightli.com/2024/07/09/%E5%B0%8F%E7%B1%B3-ax3600-mibib-%E5%9B%BA%E4%BB%B6%E5%85%BC%E5%AE%B9/ax3600bak.mibib.bin">ax3600bak.mibib.bin</a></li> </ul> <p>Check partition mapping first:</p> <div class="highlight"><div class="chroma"> <table class="lntable"><tr><td class="lntd"> <pre tabindex="0" class="chroma"><code><span class="lnt">1 </span></code></pre></td> <td class="lntd"> <pre tabindex="0" class="chroma"><code class="language-bash" data-lang="bash"><span class="line"><span class="cl">cat /proc/mtd </span></span></code></pre></td></tr></table> </div> </div><p>After confirming <code>mtd1</code> and <code>mtd7</code>, write backups:</p> <div class="highlight"><div class="chroma"> <table class="lntable"><tr><td class="lntd"> <pre tabindex="0" class="chroma"><code><span class="lnt">1 </span><span class="lnt">2 </span><span class="lnt">3 </span><span class="lnt">4 </span></code></pre></td> <td class="lntd"> <pre tabindex="0" class="chroma"><code class="language-bash" data-lang="bash"><span class="line"><span class="cl">mtd erase /dev/mtd1 </span></span><span class="line"><span class="cl">mtd write /tmp/ax3600bak.mibib.bin /dev/mtd1 </span></span><span class="line"><span class="cl">mtd erase /dev/mtd7 </span></span><span class="line"><span class="cl">mtd write /tmp/ax3600bak.appsbl.bin /dev/mtd7 </span></span></code></pre></td></tr></table> </div> </div><ol start="2"> <li>Stock firmware files:</li> </ol> <ul> <li><a href="https://knightli.com/2024/07/09/%E5%B0%8F%E7%B1%B3-ax3600-mibib-%E5%9B%BA%E4%BB%B6%E5%85%BC%E5%AE%B9/miwifi_r3600_firmware_5da25_1.0.17.bin">miwifi_r3600_firmware_5da25_1.0.17.bin</a></li> <li><a href="https://knightli.com/2024/07/09/%E5%B0%8F%E7%B1%B3-ax3600-mibib-%E5%9B%BA%E4%BB%B6%E5%85%BC%E5%AE%B9/miwifi_r3600_firmware_d1610_1.1.21.bin">miwifi_r3600_firmware_d1610_1.1.21.bin</a></li> </ul> <h2 id="notes">Notes </h2><ul> <li>Always back up key partitions before flashing.</li> <li>Verify MIBIB/firmware compatibility before writing.</li> <li>Avoid cross-flashing firmware family and boot layout blindly.</li> </ul>