编译并安装至 sysroot 下(不会与既有安装冲突), 同时设置环境变量。运行该命令后, 在该 shell 进程及其子进程下, 将会使用 sysroot 中的 gnu-efi 编译示例代码。

At this stage, you can press Esc to enter the firmware setup, F1 to launch the UEFI Shell, or, provided you also have an UEFI bootloader/app on a storage device, you can let the system automatically ...

BIOS and UEFI differ in age, interface, and functionality, with UEFI supporting mouse navigation and networking. BIOS uses MBR, UEFI uses GPT, and BIOS works in 16-bit mode while UEFI can operate ...