package/base-files/default/sbin/mount_root

   1 #!/bin/sh
   2 mount none /proc -t proc
   3 size=$(awk '/Mem:/ {l=5242880;print((s=$2/2)<l)?$2-l:s}' /proc/meminfo)
   4 mount none /tmp -t tmpfs -o size=$size,nosuid,nodev,mode=1777
   5 mkdir -p /dev/pts
   6 mount none /dev/pts -t devpts
   7 mount -t sysfs none /sys 2>&-
   8 mount -o remount,rw /dev/root /