| #!/bin/bash |
| # |
| # Copyright (c) 2013 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. |
| # |
| # This script checks the battery level is high enough for shipping. If not, |
| # it asks for AC power and waits for the battery to charge. |
| # |
| |
| IMG_PATH="/usr/share/factory/images" |
| BATTERY_PATH="/sys/class/power_supply/sbs-6-000b" |
| MIN_LEVEL=50 |
| TTY="/dev/tty1" |
| |
| get_percentage() { |
| CHARGE_NOW=$(cat "${BATTERY_PATH}"/charge_now) |
| CHARGE_FULL=$(cat "${BATTERY_PATH}"/charge_full) |
| echo $((100 * ${CHARGE_NOW} / ${CHARGE_FULL})) |
| } |
| |
| if [[ $(get_percentage) -le $MIN_LEVEL ]]; then |
| # Ask for AC power |
| if (ectool powerinfo | grep Device | grep -v -q 0x20010); then |
| ply-image --clear 0x000000 "${IMG_PATH}/connect_ac.png" |
| while (ectool powerinfo | grep Device | grep -v -q 0x20010) ; do |
| sleep 0.5; |
| done |
| fi |
| |
| # Wait for battery to charge to MIN_LEVEL |
| ply-image --clear 0x000000 "${IMG_PATH}/charging.png" |
| while [[ $(get_percentage) -le $MIN_LEVEL ]]; do |
| printf "\033[0;0H\033[K" >"$TTY" |
| echo -n "Current Battery Level: $(get_percentage)%" >"$TTY" |
| sleep 1 |
| done |
| fi |
