scenes to be used:
Let our development board be like the debian system on the PC, just install it directly with apt-get if any software is missing, and avoid all kinds of cross-compilation and porting. Isn't it very convenient!
Making points:
The main work is done by the tool debootstrip, which will generate the necessary folders and files in the directory you specify. You might just need to modify the inittale a bit.
step:
See attached document.