# Copyright 2014 The Chromium OS Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

description   "Sample script to download Bluetooth firmware for BCM4354 chipset over UART interface only"
author        "chromium-os-dev@chromium.org"

start on starting bluetoothd
stop on stopped bluetoothd

respawn

# The below pre-start block to ensure brcm_patchram_plus is executed only
# when /dev/ttyUSB0 is up. This is only needed in cases where ttyUSB0
# is not initialized when this script is executed (esp. when Bluetooth
# chipset is connected over USB port)
pre-start script
  logger -t "$UPSTART_JOB"  "Waiting for /dev/ttyUSB0"
  while [ ! -e /dev/ttyUSB0 ]; do
    sleep 1
  done
  logger -t "$UPSTART_JOB"  "Wait Done"
end script

exec /usr/bin/brcm_patchram_plus --patchram \
    /lib/firmware/brcm/BCM4354_003.001.012.0208.0000_UART_eLNA.hcd \
    --no2bytes --enable_hci --baudrate 3000000 \
    --use_baudrate_for_download --tosleep=50000 /dev/ttyUSB0