Es Dimarts, 20 de Juny de 2006 15:34, en Oleg Verych va escriure: | Hi, people ! | | With default debian linux-image and initrd, even kernel is named | bla-bla-k8, powernow-k8 subsystem isn't compiled, but is as module, | thus there's no /sys/power interface for powersaving. If i'm trying to | load modules by hand i 'm getting this: | | deen:/home/olecom# | deen:/home/olecom# modprobe acpi-cpufreq | FATAL: Error inserting acpi_cpufreq | (/lib/modules/2.6.16-2-amd64-k8/kernel/arch/x86_64/kernel/cpufreq/acpi-cpuf |req.ko): No such device | deen:/home/olecom# | deen:/home/olecom# modprobe powernow-k8 | deen:/home/olecom# modprobe acpi-cpufreq | FATAL: Error inserting acpi_cpufreq | (/lib/modules/2.6.16-2-amd64-k8/kernel/arch/x86_64/kernel/cpufreq/acpi-cpuf |req.ko): Device or resource busy | deen:/home/olecom# | | But it certainly works, if compiled in. I have no clue what to do. | Maybe this is bug in linux ? No, it is not. Modprobing powernow-k8 is enough to get speedstep support for your cpu.
You should then run "sudo modprobe cpufreq_performance cpufreq_powersave
cpufreq_stats" and install powernowd daemon.
Good luck ;)
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Joan Tur (aka Quini), Eivissa-Spain
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