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刚查到一些/sys的用法
笔记本电池充电控制
shell grep -v,设置开始与停止充电的阀值(百分比)
# echo 40 > /sys/devices/platform/smapi/BAT0/start_charge_thresh
# echo 70 > /sys/devices/platform/smapi/BAT0/stop_charge_thresh
# cat /sys/devices/platform/smapi/BAT0/*_charge_thresh
bash shell?(表示低于40%时开始充电,高于70%就停止)
设置禁止充电时间
17分内防止充电到BAT0(首选电池):
# echo 17 > /sys/devices/platform/smapi/BAT0/inhibit_charge_minutes
shell访问hdfs的注意事项?Hint:
用于控制给那个电池充电当使用多个电池 Ultrabay battery.
取消禁止充电:
# echo 0 > /sys/devices/platform/smapi/BAT0/inhibit_charge_minutes
hdfs shell。强制禁止充电(即使接AC):
# echo 1 > /sys/devices/platform/smapi/BAT0/force_discharge
Hint:
用于控制给那个电池充电当使用多个电池 Ultrabay battery.
linux 重启命令?取消强制禁止充电:
# echo 0 > /sys/devices/platform/smapi/BAT0/force_discharge
显示电池状态信息
显示额外的电池状态,比如充电情况、电压、电流、容量、充电次数和型号信息:
shell进程、# cat /sys/devices/platform/smapi/BAT0/installed
# cat /sys/devices/platform/smapi/BAT0/state '状态:idle/charging/discharging
# cat /sys/devices/platform/smapi/BAT0/cycle_count
# cat /sys/devices/platform/smapi/BAT0/current_now # instantaneous current
linux系统?# cat /sys/devices/platform/smapi/BAT0/current_avg # last minute average
# cat /sys/devices/platform/smapi/BAT0/power_now # instantaneous power
# cat /sys/devices/platform/smapi/BAT0/power_avg # last minute average
# cat /sys/devices/platform/smapi/BAT0/last_full_capacity
shell用法,# cat /sys/devices/platform/smapi/BAT0/remaining_percent
# cat /sys/devices/platform/smapi/BAT0/remaining_running_time
# cat /sys/devices/platform/smapi/BAT0/remaining_charging_time
# cat /sys/devices/platform/smapi/BAT0/remaining_capacity
linux dup。# cat /sys/devices/platform/smapi/BAT0/design_capacity
# cat /sys/devices/platform/smapi/BAT0/voltage
# cat /sys/devices/platform/smapi/BAT0/design_voltage
# cat /sys/devices/platform/smapi/BAT0/manufacturer
环境变量 linux?# cat /sys/devices/platform/smapi/BAT0/model
# cat /sys/devices/platform/smapi/BAT0/barcoding
# cat /sys/devices/platform/smapi/BAT0/chemistry
# cat /sys/devices/platform/smapi/BAT0/serial
# cat /sys/devices/platform/smapi/BAT0/manufacture_date
# cat /sys/devices/platform/smapi/BAT0/first_use_date
# cat /sys/devices/platform/smapi/BAT0/temperature # in milli-Celsius
# cat /sys/devices/platform/smapi/ac_connected
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