Linux 下的 CONFIG_OF 选项

转载至：http://stackoverflow.com/questions/27978709/whats-the-config-of-in-linux

Open Firmware. This was invented long time ago when Apple was producing laptops based on PowerPC CPUs. Openfirmware provides a good description of the devices connected to the platform. In Linux kernel the part that works with device data is called Device
Tree (DT). More details in the
Usage model.

注：是和设备树相关的选项。