Openmoko Bug #1679: "Timer expired" error when reading battery sys entries
Openmoko Public Trac
bugs at docs.openmoko.org
Tue Jul 29 00:26:57 CEST 2008
#1679: "Timer expired" error when reading battery sys entries
-----------------------------+----------------------------------------------
Reporter: kriss | Owner: openmoko-kernel
Type: defect | Status: new
Priority: normal | Milestone:
Component: System Software | Version: GTA02v6
Severity: normal | Keywords: battery, kernel, sysfs
Blocking: | Blockedby:
-----------------------------+----------------------------------------------
Some of the entries in the battery sysfs directory are returning errors
mesages when read.
Linux om-gta02 2.6.24 !#1 PREEMPT Wed Jul 23 06:34:19 CEST 2008 armv4tl
unknown
Example:
root at om-gta02:~# for i in
/sys/devices/platform/bq27000-battery.0/power_supply/bat/*; do echo
"==========================="; echo $i; cat $i; done
===========================
/sys/devices/platform/bq27000-battery.0/power_supply/bat/capacity
cat: read error: Timer expired
===========================
/sys/devices/platform/bq27000-battery.0/power_supply/bat/charge_full
cat: read error: Timer expired
===========================
/sys/devices/platform/bq27000-battery.0/power_supply/bat/current_now
cat: read error: Timer expired
===========================
/sys/devices/platform/bq27000-battery.0/power_supply/bat/device
cat: read error: Is a directory
===========================
/sys/devices/platform/bq27000-battery.0/power_supply/bat/online
1
===========================
/sys/devices/platform/bq27000-battery.0/power_supply/bat/power
cat: read error: Is a directory
===========================
/sys/devices/platform/bq27000-battery.0/power_supply/bat/present
0
===========================
/sys/devices/platform/bq27000-battery.0/power_supply/bat/status
Not charging
===========================
/sys/devices/platform/bq27000-battery.0/power_supply/bat/subsystem
cat: read error: Is a directory
===========================
/sys/devices/platform/bq27000-battery.0/power_supply/bat/technology
Li-ion
===========================
/sys/devices/platform/bq27000-battery.0/power_supply/bat/temp
cat: read error: Timer expired
===========================
/sys/devices/platform/bq27000-battery.0/power_supply/bat/time_to_empty_now
cat: read error: Timer expired
===========================
/sys/devices/platform/bq27000-battery.0/power_supply/bat/time_to_full_now
cat: read error: Timer expired
===========================
/sys/devices/platform/bq27000-battery.0/power_supply/bat/type
Battery
===========================
/sys/devices/platform/bq27000-battery.0/power_supply/bat/uevent
===========================
/sys/devices/platform/bq27000-battery.0/power_supply/bat/voltage_now
cat: read error: Timer expired
r
--
Ticket URL: <https://docs.openmoko.org/trac/ticket/1679>
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