PetaLinux Configuration and Build System Image - PetaLinux Configuration and Build System Image - 2026.1 English - UG1144

Steps to configure the PetaLinux for NFS boot and build the system image are as follows:

1. Change to root directory of your PetaLinux project.

   cd <plnx-proj-root>

2. Launch the top level system configuration menu.

   petalinux-config

3. Select Image Packaging Configuration > Root File System Type.
4. Select NFS as the RootFS type.
5. Select Location of NFS root directory and set it to /home/NFSshare.
6. Exit menuconfig and save configuration settings. The boot arguments in the auto generated DTSI is automatically updated after the build. You can check <plnx-proj-root>/components/plnx_workspace/device-tree/device-tree/system-conf.dts.
7. Launch Kernel configuration menu.

   petalinux-config -c kernel

8. Select Networking support > IP: kernel level configuration.
   • IP:DHCP support
   • IP:BOOTP support
   • IP:RARP support
9. Select File systems > Network file systems > Root file systems on NFS.
10. Build the system image.
    Note: For more information, see Building a System Image.
11. You can see the updated boot arguments only after building.