cat /env/boot/net 
#!/bin/sh

path="/mnt/nfs/boot"

#global.bootm.image="${path}/${global.user}-linux-${global.hostname}"
global.bootm.image="${path}/zImage"

#..oftree="${path}/${global.user}-oftree-${global.hostname}"
oftree="${path}/zImage-imx6q-phytec-mira-rdk-nand.dtb"
if [ -f "${oftree}" ]; then
    global.bootm.oftree="$oftree"
fi

#nfsroot="/home/${global.user}/nfsroot/${global.hostname}"
nfsroot="${global.net.server}:/opt/poky/mira-rootfs"

ip_route_get -b ${global.net.server} global.linux.bootargs.dyn.ip

#.global.linux.bootargs.dyn.root="root=/dev/nfs nfsroot=$nfsroot,vers=3,tcp"
global.linux.bootargs.dyn.root="root=/dev/nfs nfsroot=$nfsroot,v3,tcp"
#global.linux.bootargs.dyn.root="root=/dev/nfs nfsroot=$nfsroot"

[ -e /env/config-expansions ] && /env/config-expansions

if [ -e /env/expansions/dt-overlays ] ; then
    global overlays.path="/mnt/nfs/overlays"
    /env/expansions/dt-overlays
fi
barebox@PHYTEC phyCORE-i.MX6 Quad with NAND:/