scripts/flash-init.sh

   1 #!/bin/bash
   2
   3 INFORM_FILE=reboot-param.bin
   4 INFORM_MOUNT_PATH=/mnt/inform
   5 TMP_PATH=/tmp
   6
   7 BLKID="/usr/sbin/blkid"
   8 FLASH_MANAGER="/usr/bin/flash-manager"
   9 MOUNT="/usr/bin/mount"
  10 UMOUNT="/usr/bin/umount"
  11 REBOOT="/usr/sbin/reboot"
  12 IP="/usr/sbin/ip"
  13 IFCONFIG="/usr/sbin/ifconfig"
  14 GREP="/usr/bin/grep"
  15 SYNC="/usr/bin/sync"
  16 COPY="/usr/bin/cp"
  17 FIND="/usr/bin/find"
  18 INSMOD="/usr/sbin/insmod"
  19 DNSMASQ="/usr/bin/dnsmasq"
  20 HOSTAPD="/usr/bin/hostapd"
  21
  22 NETIF="eth0"
  23 WLANIF="wlan0"
  24
  25 #------------------------------------------------
  26 #       clear_bootmode
  27 #------------------------------------------------
  28 clear_bootmode() {
  29         echo "" > ${INFORM_MOUNT_PATH}/${INFORM_FILE}
  30         "$SYNC"
  31         "$UMOUNT" ${INFORM_MOUNT_PATH}
  32 }
  33
  34 #------------------------------------------------
  35 # Copy Module and Firmware file
  36 #------------------------------------------------
  37 copy_module() {
  38         MODULES_PART=`"$BLKID" --label modules`
  39         if [ "$MODULES_PART" != "" ]; then
  40                 echo "Module partition is $MODULES_PART"
  41                 $MOUNT -t ext4 ${MODULES_PART} ${TMP_PATH}
  42
  43                 BRCMFMAC=`$FIND ${TMP_PATH} -name brcmfmac.ko`
  44                 BRCMUTIL=`$FIND ${TMP_PATH} -name brcmutil.ko`
  45                 echo "Module brcmfmac is $BRCMFMAC"
  46                 echo "Module brcmutil is $BRCMUTIL"
  47                 $COPY $BRCMFMAC /lib/firmware/brcm/
  48                 $COPY $BRCMUTIL /lib/firmware/brcm/
  49                 $SYNC
  50                 $UMOUNT ${TMP_PATH}
  51                 $INSMOD /lib/firmware/brcm/brcmutil.ko
  52                 sleep 1
  53                 $INSMOD /lib/firmware/brcm/brcmfmac.ko
  54                 sleep 1
  55
  56                 echo "wlan0 ipaddr is 192.168.43.1"
  57                 $IFCONFIG $WLANIF 192.168.43.1 up
  58
  59                 $DNSMASQ -p 0 -9 -C /lib/firmware/brcm/dnsmasq.conf
  60                 $HOSTAPD -B /lib/firmware/brcm/hostapd.conf
  61         else
  62                 echo "There is no module partition"
  63         fi
  64 }
  65
  66 #------------------------------------------------
  67 #       print_ip
  68 #------------------------------------------------
  69 print_ip() {
  70         IPADDR=`"$IP" -4 addr show $NETIF | "$GREP" -oP '(?<=inet\s)\d+(\.\d+){3}'`
  71         if [ "z$IPADDR" == "z" ]; then
  72                 IPADDR="192.168.0.100"
  73
  74                 RETRY_MAX=5
  75                 RETRY=0
  76                 while [ $RETRY -lt $RETRY_MAX ]; do
  77                         RESULT=`"$IFCONFIG" $NETIF $IPADDR up 2>&1`
  78                         if [ "z$RESULT" == "z" ]; then
  79                                 echo "IP address is not set, using default (192.168.0.100)"
  80                                 break
  81                         fi
  82
  83                         RETRY=$((RETRY + 1))
  84                         echo "Retry to set IP address #${RETRY}"
  85                         sleep 1
  86                 done
  87
  88                 if [ $RETRY -eq $RETRY_MAX ]; then
  89                         echo "Failed to set IP address, Reboot..."
  90                         "$REBOOT"
  91                 fi
  92         fi
  93 }
  94
  95 #------------------------------------------------
  96 #       do_flash
  97 #------------------------------------------------
  98 do_flash() {
  99         "$FLASH_MANAGER"
 100
 101         #Control-flow will never reach here, because fm only terminates by rebooting
 102
 103         echo "flash-manager is terminated by critical reason."
 104         echo "Rebooting..."
 105         "$REBOOT"
 106 }
 107
 108 #------------------------------------------------
 109 #       Main Routine Start
 110 #------------------------------------------------
 111 print_ip
 112 clear_bootmode
 113 copy_module
 114 do_flash