Public bug reported:
With ubuntu 8.04 cpu frequency scalling doesnt work, and it was working in 7.10
Amd 64 cpu.
[EMAIL PROTECTED]:~# cpufreq-set -g ondemand
wrong, unknown or unhandled CPU?
[EMAIL PROTECTED]:~# modprobe cpufreq_ondemand cpufreq_powersave cpufreq_stats
[EMAIL PROTECTED]:~# dmesg -c
[EMAIL PROTECTED]:~# 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
[EMAIL PROTECTED]:~# dmesg -c
[ 2750.227981] powernow-k8: Found 1 AMD Athlon(tm) 64 X2 Dual Core Processor
4200+ processors (2 cpu cores) (version 2.20.00)
[ 2750.230689] powernow-k8: MP systems not supported by PSB BIOS structure
[ 2750.228335] powernow-k8: MP systems not supported by PSB BIOS structure
[EMAIL PROTECTED]:~# uname -a
Linux limcore 2.6.24-16-generic #1 SMP Thu Apr 10 12:47:45 UTC 2008 x86_64
GNU/Linux
hardware is (from dmidecode)
cpu: Version: AMD Athlon(tm) 64 X2 Dual Core Processor 4200+
Base Board Information
Manufacturer:
Product Name: RS780-SB700
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
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can not use powernow_k8 and cpu freq dont work on amd 64 k8
https://bugs.launchpad.net/bugs/240018
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