EC_battery

https://github.com/dpavlin/linux/blob/thinktabletopensource-2.6.36/drivers/power/EC_battery.c

Kernel 2.6 output:

shell@android:/sys/EcControl # grep . *
AssetNumber:
BTMAC:6c71d912972f
BatCapacity:66
BatCtlDisable:BatCtlDisable
BatCtlEnable:0
BatCurrent:-21
BatDesignCapacity:3250
BatFullCapacity:2786
BatLifeTime:0
BatLock:ok
BatStatus:Charging
BatteryUpdateMode:-2
BoardID:-258
Brandname:ThinkPad Tablet
ChargeLED:ChargeLED
ChargerStatus:1
Coldboot:0
DeviceStatus:0000000000001000
ECFwStatus:aa
ECRead:0x0c12
ECWrite:ECWrite
ECflashMode:0
ECflashread:B
ECflashwrite:ECflashwrite
EcVer:3f001900
FactoryStatus:INAKRUIN
GPSPower:0
IMEIwithBarcode:ffffffffffffff15
LEDAndroidOff:LEDAndroidOff
MFGBuildDate:2012/10/31
MTMSN:����������������
ManufactureDate:ffff-ff-ff
MicSwitch:2
NBUsbChargingCurrent:65278
OffLED:OffLED
OriStsLED:OriStsLED
PassCode:ECEG
PlanarSN:11S63Y1836Z1ZLFT2A70PT
PowerLED:PowerLED
PsensorPower:2
RebootAfterEcUpdate:RebootAfterEcUpdate
RecoveryMode:RecoveryMode
Reset:Reset
Resume:0
SerialNumber:49834956515650807177804989678086
SerialNumberwithoutBarcode:����������������������
Shutdown:Shutdown
SkuNumber:003f
Suspend:Suspend
SysStatus:1
ThreeGPower:1
UUID:5668546668516867494852664949695065575056546755496857495057555070
UsbStatus:0
WIFIMAC:ffffffffffff