Public bug reported:
the problem is similar to this:
http://www.thinkwiki.org/wiki/Problem_with_CPU_frequency_scaling
[19:16]fain182rockfort ~ cat /proc/acpi/battery/BAT0/info
present: no
[19:16]fain182rockfort ~ sudo cpufreq-info -p
1000000 1000000 performance
[19:16]fain182rockfort ~ cat /proc/acpi/battery/BAT0/info
present: yes
[19:16]fain182rockfort ~ sudo cpufreq-info -p
1000000 2000000 performance
in every policy, powering only with AC can use only 1Ghz..
ProblemType: Bug
Architecture: i386
ArecordDevices:
**** List of CAPTURE Hardware Devices ****
card 0: Intel [HDA Intel], device 0: CONEXANT Analog [CONEXANT Analog]
Subdevices: 1/1
Subdevice #0: subdevice #0
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: fain182 2541 F.... pulseaudio
/dev/snd/pcmC0D0p: fain182 2541 F...m pulseaudio
Card0.Amixer.info:
Card hw:0 'Intel'/'HDA Intel at 0xfe100000 irq 17'
Mixer name : 'Conexant CX20549 (Venice)'
Components : 'HDA:14f15045,17aa20db,00100100'
Controls : 18
Simple ctrls : 8
Date: Mon Mar 22 19:06:38 2010
DistroRelease: Ubuntu 9.10
HibernationDevice: RESUME=UUID=b69f4f56-1a1c-4d2e-9017-a96cf4707b7d
MachineType: LENOVO 8932GNG
Package: linux-image-2.6.31-20-generic 2.6.31-20.58
PccardctlIdent:
Socket 0:
no product info available
PccardctlStatus:
Socket 0:
no card
ProcCmdLine: root=UUID=12e5ecff-21c0-441f-8734-375bbe0a4db3 ro quiet splash
ProcEnviron:
LANGUAGE=
PATH=(custom, user)
LANG=it_IT.UTF-8
SHELL=/bin/bash
ProcVersionSignature: Ubuntu 2.6.31-20.58-generic
RelatedPackageVersions:
linux-backports-modules-2.6.31-20-generic N/A
linux-firmware 1.26
SourcePackage: linux
Uname: Linux 2.6.31-20-generic i686
WpaSupplicantLog:
dmi.bios.date: 09/11/2008
dmi.bios.vendor: LENOVO
dmi.bios.version: 7OETC1WW (2.21 )
dmi.board.name: 8932GNG
dmi.board.vendor: LENOVO
dmi.board.version: Not Available
dmi.chassis.asset.tag: No Asset Information
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Not Available
dmi.modalias:
dmi:bvnLENOVO:bvr7OETC1WW(2.21):bd09/11/2008:svnLENOVO:pn8932GNG:pvrThinkPadR61:rvnLENOVO:rn8932GNG:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable:
dmi.product.name: 8932GNG
dmi.product.version: ThinkPad R61
dmi.sys.vendor: LENOVO
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Tags: apport-bug i386
--
thinkpad r61i without battery can use only lowest frequency
https://bugs.launchpad.net/bugs/544376
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