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      <title>从 bzImage 到嵌套虚拟机：用 QEMU/KVM 搭建 Subaru DENSO 车机调试环境</title>
      <link>https://blog.sparktour.me/posts/2026/10/19/subaru-denso-qemu-kvm-simulation/</link>
      <pubDate>Mon, 19 Oct 2026 12:00:00 +0000</pubDate>
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      <description>&lt;h1 id=&#34;从-bzimage-到嵌套虚拟机用-qemukvm-搭建-subaru-车机调试环境&#34;&gt;从 bzImage 到嵌套虚拟机：用 QEMU/KVM 搭建 Subaru 车机调试环境&lt;/h1&gt;
&lt;p&gt;本文研究的 Subaru &lt;a href=&#34;https://www.denso.com/global/en/products/lineup/safety-cockpit/&#34;&gt;DENSO&lt;/a&gt; 车机是一套由多个操作系统和专用硬件共同组成的系统：Intel x86 平台上运行着 QNX Hypervisor、QNX Neutrino 和 Linux，应用又依赖图形、音频、网络和认证芯片等组件。直接在这样的量产设备上调试，首先就会遇到调试条件的问题：shell、串口和调试器的访问通常受限，一次服务崩溃或系统重启又可能打断车机的正常使用。要反复观察程序、比较配置和收集崩溃现场，一套独立于实车的实验环境会方便很多。&lt;/p&gt;</description>
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