Cosmo Communicator >> Android

解決待機耗電的問題


參考資訊:
1. Battery life

1. 關閉如下設定:

Settings > Battery > Battery Manager

2. 進入TWRP後,Mount System,接著刪除如下APK

/System/System/priv-app/Baidu_Location/Baidu_Location.apk

3. 設定WIFI

$ sudo settings put global wifi_scan_aways_enabled 0
$ sudo settings put global wifi_sleep_policy 0

依據OESF論壇的訊息,耗電原因在於CPU並沒有進入深度睡眠,使用者可以使用GSam Battery查看
P.S. 司徒刷了v25系統後,發現沒有辦法進入深度睡眠,於是混刷v22版的dtbo-verified.img、recovery-verified.img、boot-verified.img後,才可以進入深度睡眠

v22混刷腳本

#!/system/bin/sh
PARTED="/sbin/parted_static"
DD="/system/bin/dd"
MBF="/sdcard/cosmo-customos-installer"
BOOT_PARTITION="/dev/block/mmcblk0p"
LINUX_ROOTFS="/dev/block/mmcblk0p43"
OUTPUT="/tmp/output.txt"
ERROR="/tmp/error.txt"
FW_VRSN="v22"
INSTALLER_TITLE="Install Android V22"
INSTALLER_ASK_FOR_TARGET_BOOT=0

echo "Installing Android v22..." > $OUTPUT

log () {
  echo -n "$1 " >> $OUTPUT
}

execute() {
  log "Running \"$1\""
  R=$($1 2> $ERROR)

  if [ "$?" -eq "0" ]
  then
    log "OK\n"
  else
    log "ERROR: `cat /tmp/error`\n"
  fi
}

# Flash Factory Firmware
execute "$DD if=$MBF/$FW_VRSN/dtbo-verified.img of=/dev/block/by-name/dtbo bs=1m"
execute "$DD if=$MBF/$FW_VRSN/recovery-verified.img of=/dev/block/by-name/recovery bs=1m"
execute "$DD if=$MBF/$FW_VRSN/boot-verified.img of=/dev/block/by-name/boot bs=1m"

最後,發現耗電的主要原因是開啟Cover Display,司徒做8小時待機測試,開啟Cover Display時,耗電40%,但是關閉Cover Display後,耗電則降為10%


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