initrd/scripts/2-mount

   1 #
   2 # By Chih-Wei Huang <cwhuang@linux.org.tw>
   3 # Last updated 2010/12/19
   4 #
   5 # License: GNU Public License
   6 # We explicitely grant the right to use the scripts
   7 # with Android-x86 project.
   8 #
   9
  10 mount_data()
  11 {
  12         mountpoint -q data && return
  13         if [ -b "$DATA" ]; then
  14                 mount $DATA data
  15         elif [ -b "/dev/$DATA" ]; then
  16                 mount /dev/$DATA data
  17         elif [ -d /mnt/$SRC/data ]; then
  18                 remount_rw
  19                 mount --bind /mnt/$SRC/data data
  20         elif [ -f /mnt/$SRC/data.img ]; then
  21                 remount_rw
  22                 mount -o loop /mnt/$SRC/data.img data
  23         else
  24                 device_mount_data || mount -t tmpfs tmpfs data
  25         fi
  26 }
  27
  28 mount_sdcard()
  29 {
  30         mountpoint -q sdcard && return
  31         if [ -n "$SDCARD" -a -e /mnt/$SRC$SDCARD ]; then
  32                 remount_rw
  33                 sddir=`dirname $SDCARD`
  34                 mkdir /android$sddir
  35                 mount --bind /mnt/$SRC$sddir /android$sddir
  36         elif [ "$SDCARD" = "premount" ]; then
  37         # WARNING: premount the sdcard is deprecated since froyo-x86.
  38         # It is left only for backward compatibility and may be removed
  39         # in the future.
  40                 if [ -d /mnt/$SRC/sdcard ]; then
  41                         remount_rw
  42                         mount --bind /mnt/$SRC/sdcard mnt/sdcard
  43                 elif [ -d data/sdcard ]; then
  44                         mount --bind data/sdcard mnt/sdcard
  45                 else
  46                         mount -o mode=2777,uid=1000,gid=1015 -t tmpfs tmpfs mnt/sdcard
  47                 fi
  48         fi
  49 }