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lvgui: use (charge now ÷ full) for battery as a fallback

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Some drivers may expose those without exposing capacity.
This commit is contained in:
Samuel Dionne-Riel 2022-03-20 21:30:40 -04:00
parent 4aa0afd840
commit 93397d6708
1 changed files with 20 additions and 0 deletions
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20
boot/lib/lvgui/lvgui/hal.rb
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@ -62,6 +62,24 @@ module LVGUI::HAL
# POWER_SUPPLY_DP_DM=0
# POWER_SUPPLY_CHARGE_COUNTER=1455951
# POWER_SUPPLY_CYCLE_COUNT=849
# POWER_SUPPLY_NAME=rk817-battery
# POWER_SUPPLY_TYPE=Battery
# POWER_SUPPLY_PRESENT=1
# POWER_SUPPLY_STATUS=Discharging
# POWER_SUPPLY_CHARGE_TYPE=N/A
# POWER_SUPPLY_CHARGE_FULL=3801000
# POWER_SUPPLY_CHARGE_FULL_DESIGN=4000000
# POWER_SUPPLY_CHARGE_EMPTY_DESIGN=0
# POWER_SUPPLY_CHARGE_NOW=3793632
# POWER_SUPPLY_CONSTANT_CHARGE_VOLTAGE_MAX=4200000
# POWER_SUPPLY_VOLTAGE_BOOT=4151670
# POWER_SUPPLY_VOLTAGE_AVG=4117300
# POWER_SUPPLY_VOLTAGE_OCV=16000
# POWER_SUPPLY_CONSTANT_CHARGE_CURRENT_MAX=1500000
# POWER_SUPPLY_CURRENT_BOOT=-39560
# POWER_SUPPLY_CURRENT_AVG=-161508
# POWER_SUPPLY_VOLTAGE_MIN_DESIGN=3500000
# POWER_SUPPLY_VOLTAGE_MAX_DESIGN=4200000
def uevent()
File.read(File.join(@node, "uevent")).split("\n").map do |line|
key, value = line.split("=", 2)
@ -80,6 +98,8 @@ module LVGUI::HAL
def percent()
if uevent[:power_supply_capacity]
uevent[:power_supply_capacity].to_i
elsif uevent[:power_supply_charge_now] and uevent[:power_supply_charge_full]
(uevent[:power_supply_charge_now].to_f / uevent[:power_supply_charge_full].to_f * 100).round
else
"unknown"
end