#!/bin/bash
# Copyright (C) 2007 William Poetra Yoga Hadisoeseno <williampoetra@gmail.com>
# This file is licensed under the GPL v2. E-mail me if you have any ideas of
# other licenses to use (BSD, GPL v3, Public Domain, etc.), I'm open :)
# IDEAS
# - make an ncurses interface, and also maybe gtk+ and qt
# - add option to enable modifying the charge control variables
TP_SMAPI_BASE=/sys/devices/platform/smapi
# function to simplify reading from files
# syntax: read_file <variable> <filename> <check_return_value 0/1> <translate 0/1> [[value] [translation_string]]
read_file()
{
local VARIABLE
local FILENAME
local CHECK_RETURN
local TRANSLATE
local VAL
local RET
VARIABLE="$1"; shift
FILENAME="$1"; shift
CHECK_RETURN="$1"; shift
TRANSLATE="$1"; shift
VAL=`cat "$FILENAME" 2> /dev/null`
RET=$?
if [[ "$CHECK_RETURN" == "1" ]] && [[ $RET -gt 0 ]]
then
RESULT="[unavailable]"
elif [ "$TRANSLATE" == "1" ]
then
RESULT="unknown ($RET)"
while [ -n "$1" ]
do
if [ "$VAL" == "$1" ]
then
RESULT="$2"
break
fi
shift 2
done
else
RESULT="$VAL"
fi
eval "$VARIABLE="'"'"$RESULT"'"'
# eval "$VARIABLE=$RESULT"
}
give_units()
{
local VARIABLE
local UNIT
local VALUE
local RESULT
VARIABLE="$1"
UNIT="$2"
eval "VALUE=\$$VARIABLE"
if (echo "$VALUE" | grep -qs "^-\?[0-9]")
then
RESULT="$VALUE $UNIT"
else
RESULT="$VALUE"
fi
eval "$VARIABLE="'"'"$RESULT"'"'
}
replace_val()
{
local VARIABLE
local OLD_VALUE
local NEW_VALUE
local VALUE
local RESULT
VARIABLE="$1"
OLD_VALUE="$2"
NEW_VALUE="$3"
eval "VALUE=\$$VARIABLE"
if [ "$VALUE" == "$OLD_VALUE" ]
then
RESULT="$NEW_VALUE"
else
RESULT="$VALUE"
fi
eval "$VARIABLE="'"'"$RESULT"'"'
}
show_help()
{
cat << EOF
thinkpad-smapi.sh - Show SMAPI information on ThinkPad laptops, through
the exported SMAPI information by the tp_smapi module.
-a Show all available information
-b [n] Show all available information for battery [n]
-h Show this help text
-m Show miscellaneous information
EOF
}
show_misc()
{
cd $TP_SMAPI_BASE
read_file PCI_POWER_SAVINGS "enable_pci_power_saving_on_boot" 1 1 1 "enabled" 0 "disabled"
read_file AC_ADAPTER "ac_connected" 1 1 1 "connected" 0 "disconnected"
cat << EOF
MISCELLANEOUS INFORMATION
=========================
PCI power savings on boot: $PCI_POWER_SAVINGS
AC adapter status: $AC_ADAPTER
EOF
}
show_batt()
{
SLOT=$1
cd $TP_SMAPI_BASE/BAT$SLOT
TMP=`cat installed`
if [ $TMP -eq 1 ]
then
BATT_INSTALLED="yes"
else
BATT_INSTALLED="no"
fi
BATT_STATE=`cat state`
if [ $BATT_INSTALLED == "yes" ]
then
read_file BARCODING "barcoding" 1 0
read_file BATT_CHEMISTRY "chemistry" 1 0
read_file DESIGN_CAPACITY "design_capacity" 1 0
read_file DESIGN_VOLTAGE "design_voltage" 1 0
read_file MANUFACTURE_DATE "manufacture_date" 1 0
read_file BATT_FRU "model" 1 0
read_file MANUFACTURER "manufacturer" 1 0
read_file BATT_SERIAL "serial" 1 0
read_file FIRST_USE_DATE "first_use_date" 1 0
read_file CYCLE_COUNT "cycle_count" 1 0
read_file LAST_FULL_CAPACITY "last_full_capacity" 1 0
read_file CURRENT_1MIN "current_avg" 1 0
read_file POWER_1MIN "power_avg" 1 0
read_file CAPACITY_MWH "remaining_capacity" 1 0
read_file CAPACITY_PERCENT "remaining_percent" 1 0
read_file REMAINING_RUNNING_TIME "remaining_running_time" 1 0
read_file CURRENT_NOW "current_now" 1 0
read_file POWER_NOW "power_now" 1 0
read_file BATT_TEMPERATURE "temperature" 1 0
read_file BATT_VOLTAGE "voltage" 1 0
read_file REMAINING_CHARGING_TIME "remaining_charging_time" 1 0
# fixups
give_units DESIGN_CAPACITY "mWh"
give_units DESIGN_VOLTAGE "mV"
give_units CURRENT_NOW "mA"
give_units POWER_NOW "mW"
give_units CURRENT_1MIN "mA"
give_units POWER_1MIN "mW"
give_units LAST_FULL_CAPACITY "mWh"
give_units REMAINING_RUNNING_TIME "min"
give_units REMAINING_CHARGING_TIME "min"
give_units CAPACITY_PERCENT "%"
give_units BATT_TEMPERATURE "mC"
give_units BATT_VOLTAGE "mV"
# some more
replace_val REMAINING_RUNNING_TIME "not_discharging" "[not discharging]"
replace_val REMAINING_CHARGING_TIME "not_charging" "[not charging]"
else
BATT_FRU=
MANUFACTURER=
BATT_SERIAL=
BARCODING=
BATT_CHEMISTRY=
DESIGN_CAPACITY=
DESIGN_VOLTAGE=
MANUFACTURE_DATE=
FIRST_USE_DATE=
CYCLE_COUNT=
LAST_FULL_CAPACITY=
CURRENT_1MIN=
POWER_1MIN=
CAPACITY_MWH=
CAPACITY_PERCENT=
REMAINING_RUNNING_TIME=
CURRENT_NOW=
POWER_NOW=
BATT_TEMPERATURE=
BATT_VOLTAGE=
REMAINING_CHARGING_TIME=
fi
read_file START_CHARGE_THRESH "start_charge_thresh" 1 0
read_file STOP_CHARGE_THRESH "stop_charge_thresh" 1 0
read_file INHIBIT_CHARGE_MIN "inhibit_charge_minutes" 1 0
read_file BATT_FORCE_DISCHARGE "force_discharge" 1 1 1 "yes" 0 "no"
# installed*, state*, dump
# barcoding, chemistry, design_capacity, design_voltage, manufacture_date, model, manufacturer, serial
# first_use_date, cycle_count, last_full_capacity, current_avg, power_avg
# remaining_capacity, remaining_percent, remaining_running_time, current_now, power_now, temperature, voltage, remaining_charging_time
# start_charge_thresh*, stop_charge_thresh*, inhibit_charge_minutes*, force_discharge*
cat << EOF
BATTERY $SLOT INFORMATION
=====================
Battery slot:
Battery present: $BATT_INSTALLED
Battery state: $BATT_STATE
EOF
if [ "$BATT_INSTALLED" == "yes" ]
then
cat << EOF
Embedded info:
FRU P/N: $BATT_FRU
Barcoding: $BARCODING
Serial number: $BATT_SERIAL
OEM Manufacturer: $MANUFACTURER
Chemistry: $BATT_CHEMISTRY
Manufacture date: $MANUFACTURE_DATE
Design capacity & voltage: $DESIGN_CAPACITY, $DESIGN_VOLTAGE
Battery health:
First use date: $FIRST_USE_DATE
Cycle count: $CYCLE_COUNT
Last full capacity: $LAST_FULL_CAPACITY
Average current / power (past 1 minute): $CURRENT_1MIN, $POWER_1MIN
Battery status:
Remaining capacity: $CAPACITY_MWH mWh ($CAPACITY_PERCENT)
Remaining running time: $REMAINING_RUNNING_TIME
Running current & power: $CURRENT_NOW, $POWER_NOW
Temperature: $BATT_TEMPERATURE
Voltage: $BATT_VOLTAGE
Remaining charging time: $REMAINING_CHARGING_TIME
EOF
fi
cat << EOF
Battery charging control:
Start charging at: $START_CHARGE_THRESH %
Stop charging at: $STOP_CHARGE_THRESH %
Prevent charging for: $INHIBIT_CHARGE_MIN min
Force battery discharge: $BATT_FORCE_DISCHARGE
EOF
}
SHOW_ALL=
SHOW_BATT=
SHOW_MISC=
GOT_OPTS=
while getopts ab:hm OPT
do
GOT_OPTS=y
case ${OPT} in
a) SHOW_ALL=y;;
b) if [ ${OPTARG} -eq 0 -o ${OPTARG} -eq 1 ]
then
SHOW_BATT=${OPTARG}
else
SHOW_BATT=y
fi
;;
h) show_help
exit 0
;;
m) SHOW_MISC=y;;
\?) show_help
exit 1
;;
esac
done
if [ "$GOT_OPTS" != y ]
then
show_help
exit 1
fi
if [ "$SHOW_ALL" == y ]
then
show_misc
show_batt 0
show_batt 1
else
if [ -n "$SHOW_MISC" ]
then
show_misc
fi
if [ -n "$SHOW_BATT" ]
then
show_batt $SHOW_BATT
fi
fi
