我们在编译Linux内核时，往往在Linux内核的顶层目录会执行一些命令，这里我以RK3288举例，比如：make firefly-rk3288-linux_defconfig、make menuconfig、make firefly-rk3288.img、make zImage等等。先不管这具体的含义，首先提出几个疑问 （1）Linux内核如此庞大（几万个文件），目录 ...

One amazing thing about Linux is that the same code base is used for a different range of computing systems, from supercomputers to very tiny embedded devices. If you stop for a second and think about ...