scripts/bt-dev-start-rpi3.sh

   1 #!/bin/sh
   2 PATH=/bin:/usr/bin:/sbin:/usr/sbin
   3
   4 # Script for registering Broadcom UART BT device
   5 BT_UART_DEVICE=/dev/ttyAMA0
   6 BT_CHIP_TYPE=bcm43xx
   7 BT_MAC_FILE=/opt/etc/.bd_addr
   8
   9 BT_PLATFORM_DEFAULT_HCI_NAME="TIZEN-Mobile"
  10 UART_SPEED=921600
  11
  12 HCI_CONFIG=/usr/bin/hciconfig
  13 HCI_ATTACH=/usr/bin/hciattach
  14
  15 if [ ! -e "$BT_UART_DEVICE" ]
  16 then
  17         mknod $BT_UART_DEVICE c 204 64
  18 fi
  19
  20 GEN_BDADDR(){
  21         echo "BT Mac addr generates randomly."
  22         MAC_PRE=$(echo "00:02:")
  23         MAC_POST=$(/usr/bin/openssl rand -hex 4 | sed 's/\(..\)/\1:/g; s/.$//')
  24         echo "Random : $MAC_PRE$MAC_POST"
  25         BT_MAC=$MAC_PRE$MAC_POST
  26 }
  27
  28 if [ ! -e "$BT_MAC_FILE" ]
  29 then
  30         # Set BT address
  31         GEN_BDADDR
  32         echo $BT_MAC > ${BT_MAC_FILE}
  33 else
  34         BT_MAC=$(cat ${BT_MAC_FILE})
  35 fi
  36
  37 echo $BT_MAC
  38
  39 echo "Check for Bluetooth device status"
  40 if ($HCI_CONFIG | grep hci); then
  41         echo "Bluetooth device is UP"
  42         $HCI_CONFIG hci0 up
  43 else
  44         echo "Bluetooth device is DOWN"
  45         echo "Registering Bluetooth device"
  46
  47         # Attaching Broadcom device
  48         flag=0
  49         for ((i=0; i<2; i++))
  50         do
  51                 if ($HCI_ATTACH $BT_UART_DEVICE $BT_CHIP_TYPE $UART_SPEED noflow nosleep $BT_MAC -t 5); then
  52                         sleep 0.1
  53                         $HCI_CONFIG hci0 up
  54                         $HCI_CONFIG hci0 name $BT_PLATFORM_DEFAULT_HCI_NAME
  55                         $HCI_CONFIG hci0 sspmode 1
  56                         echo "HCIATTACH success"
  57                         flag=1
  58                         break
  59                 fi
  60         done
  61
  62         if [ $flag -eq 0 ]
  63         then
  64                 echo "HCIATTACH failed"
  65         fi
  66 fi