u-boot sets tftp boot kernel and nfs root file system
First of all, the server needs to be configured with nfs and tftp, which have a lot of information on the Internet and are omitted here. In this example, my server address is 192.168.88.18, and the nfs and file system directory is: / home/ubuntu/disk-2/nfs_rootfs, tftp directory is: / home/ubuntu/disk-2/tftpboot. Kernel zImage and device tree f ...
Added by Whetto on Sat, 19 Feb 2022 04:20:30 +0200
U-Boot top layer Makefile analysis I
The top-level Makefile is the Makefile file in the root directory of uboot.
1. Version number
VERSION = 2016
PATCHLEVEL = 03
SUBLEVEL =
EXTRAVERSION =
NAME =
VERSION is the major VERSION number, PATCHLEVEL is the patch VERSION number, and SUBLEVEL is the minor VERSION number
2. Recursive call to makefile
In Makefile, use the "make&qu ...
Added by sac0o01 on Sun, 19 Dec 2021 00:34:27 +0200