diff options
Diffstat (limited to 'Documentation/filesystems/nfs.rst')
-rw-r--r-- | Documentation/filesystems/nfs.rst | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/Documentation/filesystems/nfs.rst b/Documentation/filesystems/nfs.rst index f4eda5d13c..4469ac1dff 100644 --- a/Documentation/filesystems/nfs.rst +++ b/Documentation/filesystems/nfs.rst @@ -10,3 +10,16 @@ barebox has readonly support for NFSv3 in UDP mode. Example:: mount -t nfs 192.168.23.4:/home/user/nfsroot /mnt/nfs + +The barebox NFS driver adds a ``linux.bootargs`` device parameter to the NFS device. +This parameter holds a Linux kernel commandline snippet containing a suitable root= +option for booting from exactly that NFS share. + +Example:: + + devinfo nfs0 + ... + linux.bootargs: root=/dev/nfs nfsroot=192.168.23.4:/home/sha/nfsroot/generic-v7,v3,tcp + +The options default to ``v3,tcp`` but can be adjusted before mounting the NFS share with +the ``global.linux.rootnfsopts`` variable |