ZYNQ Linux Add root password

vivado:2016.4

linux:ubuntu16.4

zynq:xc7z020

　　

Download file name

2016.4-zed-release.tar.xz

Device-tree-xlnx-xilinx-v2016.4.zip

Linux-xlnx-xilinx-v2016.4.zip

U-boot-xlnx-xilinx-v2016.4.zip

Arm_ramdisk.image.gz

The default RAMDisk boot is not required to enter the user name password directly, you want to add password to start the following steps:

1. Refer to the blog post in the link to see if the/bin folder has login this soft link, the above arm_ramdisk.image.gz decompression is to have this soft connection.

2. After the system is running, change the password, get the file to save the password: passwd prompt to enter the password after the modification, the/etc/passwd file will be copied out for backup.

3. After re-solving the filesystem and mount, add/bin/login to the/etc/init.d/rcs file and copy the passwd file from the previous step to the Mount directory

4. Follow the steps in the previous blog post to re-compress the root file system.

5. After burning the root file system, you can see the login interface needs to enter a password.

Reference Post connection: 44206033

ZYNQ Linux Add root password