[Bug 231534] [NEW] Hardy 65 on AMD Turion not CPU scaling properly

Launchpad Bug Tracker 231534 at bugs.launchpad.net
Sun May 18 11:16:40 UTC 2008


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Binary package hint: powernowd

http://ubuntuforums.org/showthread.php?p=4984309#post4984309

I don't know if this is a powernowd problem or a kernel problem. Feel
free to change it.

clickwir at lappy:~$ sudo modprobe powernow-k8
FATAL: Error inserting powernow_k8 (/lib/modules/2.6.24-16-generic/kernel/arch/x86/kernel/cpu/cpufreq/powernow-k8.ko): No such device

clickwir at lappy:~$ sudo modprobe acpi-cpufreq
FATAL: Error inserting acpi_cpufreq (/lib/modules/2.6.24-16-generic/kernel/arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.ko): No such device

clickwir at lappy:~$ uname -a
Linux lappy 2.6.24-16-generic #1 SMP Thu Apr 10 12:47:45 UTC 2008 x86_64 GNU/Linux

clickwir at lappy:~$ sudo powernowd
powernowd: PowerNow Daemon v0.97, (c) 2003-2006 John Clemens
powernowd: Found 1 scalable unit:  -- 1 'CPU' per scalable unit
/sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq: No such file or directory

clickwir at lappy:~$ cat /proc/cpuinfo
processor       : 0
vendor_id       : AuthenticAMD
cpu family      : 15
model           : 36
model name      : AMD Turion(tm) 64 Mobile Technology MT-37
stepping        : 2
cpu MHz         : 2000.064
cache size      : 1024 KB
fpu             : yes
fpu_exception   : yes
cpuid level     : 1
wp              : yes
flags           : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt lm 3dnowext 3dnow up rep_good pni lahf_lm
bogomips        : 4002.15
TLB size        : 1024 4K pages
clflush size    : 64
cache_alignment : 64
address sizes   : 40 bits physical, 48 bits virtual
power management: ts fid vid ttp tm stc

clickwir at lappy:~$ lsb_release -rd
Description:    Ubuntu 8.04
Release:        8.04

clickwir at lappy:~$ sudo apt-cache policy powernowd
[sudo] password for clickwir:
powernowd:
  Installed: 0.97-2ubuntu4
  Candidate: 0.97-2ubuntu4
  Version table:
 *** 0.97-2ubuntu4 0
        500 http://ubuntu.mirror.frontiernet.net hardy/main Packages
        500 http://mirrors.rit.edu hardy/main Packages
        100 /var/lib/dpkg/status


CPU frequency scaling works fine on the same laptop in Win XP and it worked on previous versions of Kubuntu as well.

** Affects: linux-meta (Ubuntu)
     Importance: Undecided
         Status: New

-- 
Hardy 65 on AMD Turion not CPU scaling properly
https://bugs.launchpad.net/bugs/231534
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