meta-digi-dbl: Add bluetooth init script.
This comes from the digiel.git repo and will need to be modified before it works. Signed-off-by: Alex Gonzalez <alex.gonzalez@digi.com>
This commit is contained in:
Alex Gonzalez
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PR_append = "+${DISTRO}.r0"
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FILESEXTRAPATHS_prepend := "${THISDIR}/files/:"
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#!/bin/sh
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#===============================================================================
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#
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# bluez
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#
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# Copyright (C) 2013 by Digi International Inc.
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# All rights reserved.
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#
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# This program is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License version 2 as published by
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# the Free Software Foundation.
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#
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#
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# !Description: Configure Bluetooth
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#
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#===============================================================================
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set -e
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BLUETOOTHDAEMON="/usr/sbin/bluetoothd"
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HCIATTACH="/usr/sbin/hciattach"
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HCICONFIG="/usr/sbin/hciconfig"
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ABTFILT="/usr/sbin/abtfilt"
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DBUSPIDFILE="/var/run/dbus-daemon.pid"
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BT_DEVICE="/dev/ttyBt"
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BLUETOOTHDAEMONPIDFILE="/var/run/bluetootd.pid"
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HCIATTACHPIDFILE="/var/run/hciattach.pid"
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[ -x "${BLUETOOTHDAEMON}" ] || exit 0
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[ -x "${HCIATTACH}" ] || exit 0
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[ -x "${HCICONFIG}" ] || exit 0
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[ -x "${ABTFILT}" ] || exit 0
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[ -e "${DBUSPIDFILE}" ] || exit 0
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[ -e "${BT_DEVICE}" ] || exit 0
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[ -e /var/run/product_info/bt ] || exit 0
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SCRIPTNAME="bluez"
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start_hciattach() {
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if ! [ -f "${HCIATTACHPIDFILE}" ]; then
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[ -z "${quietboot}" ] && echo -n "Starting hciattach: "
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#
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# Get the Bluetooth MAC address from NVRAM. Terminate the script
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# if no address has been set.
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#
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BTADDR="$(nvram print module btaddr1 | sed 's,btaddr1=,,g')"
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if [ -z "${BTADDR}" -o "${BTADDR}" = "00:00:00:00:00:00" ]; then
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[ -z "${quietboot}" ] && echo "FAILED because no Bluetooth MAC address has been set."
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exit
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fi
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#
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# We need to write the Bluetooth MAC address to ar3kbdaddr.pst in
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# the AR3k firmware directory. However, we don't want to rewrite the
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# file if it already exists and the address is the same because we
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# don't want to wear out NAND flash. So compare the two and only
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# update the copy on NAND if the address has changed.
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#
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FW_MAC="/lib/firmware/ar3k/1020200/ar3kbdaddr.pst"
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[ -f "${FW_MAC}" ] && [ "$(cat ${FW_MAC})" = "${BTADDR}" ] || echo ${BTADDR} > ${FW_MAC}
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#
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# Start the Bluetooth driver and daemon (D-BUS must already be running)
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#
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BT_DRIVER="ath3k"
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BT_BAUD_RATE="4000000"
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HCIATTACH_OPTIONS="${BT_DEVICE} ${BT_DRIVER} ${BT_BAUD_RATE}"
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HCIATTACH_OPTIONS_115K="${BT_DEVICE} ${BT_DRIVER} 115200"
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TRIES="1"
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MAX_TRIES="11111"
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while ! hciattach ${HCIATTACH_OPTIONS} 1>/dev/null && [ "${TRIES}" != "${MAX_TRIES}" ] ;
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do
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echo -n "retrying... "
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#
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# If hciattach at 4Kbps doesn't work, then try it at 115K bps
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# just to get the chip working.
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#
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if hciattach ${HCIATTACH_OPTIONS_115K} 1>/dev/null ; then
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#
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# It worked at 115Kbps. The chip should be okay now.
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# Kill the daemon so we can retry at 4Mbps.
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#
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kill -s 9 `pidof hciattach`
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fi
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TRIES="${TRIES}1"
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done
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if [ "${TRIES}" == "${MAX_TRIES}" ] ; then
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[ -z "${quietboot}" ] && echo "FAILED"
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exit
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fi
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echo `pidof hciattach` > ${HCIATTACHPIDFILE}
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[ -z "${quietboot}" ] && echo "Okay"
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fi
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}
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start_abtfilt() {
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[ -z "${quietboot}" ] && echo -n "Starting abtfilt: "
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BT_FILTER_ARGS="-d -x -s -w wlan0"
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if ! abtfilt ${BT_FILTER_ARGS} 1>/dev/null; then
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[ -z "${quietboot}" ] && echo "FAILED"
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exit
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fi
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[ -z "${quietboot}" ] && echo "Okay"
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}
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start_bluetoothd() {
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[ -z "${quietboot}" ] && echo -n "Starting bluetoothd: "
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if hciconfig hci0 up && bluetoothd; then
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[ -z "${quietboot}" ] && echo "Okay"
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else
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[ -z "${quietboot}" ] && echo "FAILED"
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exit
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fi
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}
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stop() {
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BLUETOOTHPID=$(pidof bluetoothd)
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ABTFILTPID=$(pidof abtfilt)
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if [ -f "${HCIATTACHPIDFILE}" ] && hciconfig hci0 down && hciconfig hci0 reset; then
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kill -s 9 ${BLUETOOTHPID}
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kill -s 9 ${ABTFILTPID}
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fi
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}
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start() {
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start_hciattach
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start_abtfilt
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start_bluetoothd
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}
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case "${1}" in
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start)
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start
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;;
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stop)
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stop
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;;
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restart|force-reload)
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stop
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sleep 1
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start
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;;
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*)
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echo "Usage: $0 {start|stop|restart|force-reload}"
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exit 1
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;;
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esac
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exit $?
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