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=bcm
   7 BT_MAC_FILE=/opt/etc/.bd_addr
   8
   9 BT_PLATFORM_DEFAULT_HCI_NAME="TIZEN-Mobile"
  10 UART_SPEED=3000000
  11
  12 HCI_CONFIG=/usr/bin/hciconfig
  13 BT_ATTACH=/usr/bin/btattach
  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/.$//')
  24         #BT_MAC=$MAC_PRE$MAC_POST
  25         echo "Generates BT MAC address based on serial number."
  26         SERIAL=`cat /proc/device-tree/serial-number | cut -c9-`
  27         B1=`echo $SERIAL | cut -c3-4`
  28         B2=`echo $SERIAL | cut -c5-6`
  29         B3=`echo $SERIAL | cut -c7-8`
  30         BT_MAC=`printf b8:27:eb:%02x:%02x:%02x $((0x$B1 ^ 0xaa)) $((0x$B2 ^ 0xaa)) $((0x$B3 ^ 0xaa))`
  31 }
  32
  33 if [ ! -e "$BT_MAC_FILE" ]
  34 then
  35         # Set BT address
  36         GEN_BDADDR
  37         echo $BT_MAC > ${BT_MAC_FILE}
  38 else
  39         BT_MAC=$(cat ${BT_MAC_FILE})
  40 fi
  41
  42 echo $BT_MAC
  43
  44 echo "Check for Bluetooth device status"
  45 if ($HCI_CONFIG | grep hci); then
  46         echo "Bluetooth device is UP"
  47         $HCI_CONFIG hci0 up
  48 else
  49         echo "Bluetooth device is DOWN"
  50         echo "Registering Bluetooth device"
  51
  52         # Attaching Broadcom device
  53         $BT_ATTACH -B $BT_UART_DEVICE -P $BT_CHIP_TYPE -S $UART_SPEED > /dev/null 2>&1 &
  54
  55         sleep 0.02
  56
  57         $HCI_CONFIG hci0 up
  58         $HCI_CONFIG hci0 name $BT_PLATFORM_DEFAULT_HCI_NAME
  59         echo "HCIATTACH success"
  60 fi