The first step of the installation is to install a new bootloader.

安装的第一个步骤是安装一个新的引导加载器（bootloader）。

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The Beagle Board's firmware contains a first-stage bootloader called X-loader.

Beagle Board 的固件包含一个名为 X-loader 的第一阶段引导装载器。

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To boot the relevant OS, the bootloader needs to read the relevant kernel from disk

要引导相关 OS，引导加载程序需要从磁盘读取相关内核。

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The ATmega32u4 has 32 KB (with 4 KB used for the bootloader).

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Instead of allowing Ubuntu to ride shotgun with Android, the installer requires unlocking the device's bootloader, which wipes the slate clean.

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Known as Nexus Root Toolkit, the program can be used to easily unlock and root Nexus devices, and can also return them to stock and re-lock the bootloader.

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