target/linux/mvebu/cortexa53/base-files/lib/preinit/82_uDPU

   1 #
   2 # Copyright (C) 2014-2019 OpenWrt.org
   3 # Copyright (C) 2016 LEDE-Project.org
   4 #
   5
   6 preinit_mount_udpu() {
   7         . /lib/functions.sh
   8         . /lib/upgrade/common.sh
   9
  10         case $(board_name) in
  11         methode,udpu|\
  12         methode,edpu)
  13                 # Check which device is detected
  14                 [ -b "/dev/mmcblk0" ] && mmcdev="/dev/mmcblk0" || mmcdev="/dev/mmcblk1"
  15
  16                 if [ -b "${mmcdev}p4" ]; then
  17                         mkdir /misc
  18                         mount -t f2fs ${mmcdev}p4 /misc
  19                         [ -f "/misc/$BACKUP_FILE" ] && {
  20                                 echo "- Restoring configuration files -"
  21                                 tar xzf "/misc/$BACKUP_FILE" -C /
  22                                 rm -f "/misc/$BACKUP_FILE"
  23                                 sync
  24                         }
  25                         [ -f "/misc/firmware/recovery.itb" ] && {
  26                                         echo "- Updating /recovery partition -"
  27                                         mkfs.ext4 -q ${mmcdev}p2 | echo y &> /dev/null
  28                                         mkdir -p /tmp/recovery
  29                                         mount ${mmcdev}p2 /tmp/recovery
  30                                         cp /misc/firmware/recovery.itb /tmp/recovery
  31                                         [ -f "/misc/firmware/boot.scr" ] && \
  32                                                 cp /misc/firmware/boot.scr /tmp/recovery
  33                                         sync
  34                                         umount /tmp/recovery
  35                                         rm -rf /tmp/recovery
  36
  37                                         # Replace previous backup with the new one
  38                                         [ -d "/misc/firmware_old" ] && rm -rf /misc/firmware_old
  39                                         [ -d "/misc/firmware" ] && mv /misc/firmware /misc/firmware_old
  40                                 }
  41                 fi
  42
  43                 # Legacy support - if rootfs was booted, instruct u-boot to keep the current root dev
  44                 [ "$(df | grep /dev/root)" ] && fw_setenv root_ok '2'
  45         ;;
  46         esac
  47 }
  48
  49 boot_hook_add preinit_main preinit_mount_udpu