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In-Reply-To: <1140587779.5511.14.camel@shogun.daga.dyndns.org> On Tue, 21 Feb 2006 at 21:56:19 -0800, Chris Largret wrote: > > You can try slowing down your CPUs by doing: > > > > # echo -n "powersave" >/sys/devices/system/cpu/cpuN/cpufreq/scaling_governor > > > > for each cpu (assuming you have a driver loaded, and you should.) > > I have that path out to /sys/devices/system/cpu/cpuN/. I've tried > enabling several power options in the kernel config to get cpufreq/, but > still don't have it. Do you know which option it is off the top of your > head? Is PowerNow loading? I have: powernow-k8: Found 1 AMD Athlon 64 / Opteron processors (version 1.60.0) powernow-k8: 0 : fid 0x8 (1600 MHz), vid 0x4 (1450 mV) powernow-k8: 1 : fid 0x0 (800 MHz), vid 0x16 (1000 mV) > CONFIG_CPU_FREQ=y > CONFIG_CPU_FREQ_TABLE=y > # CONFIG_CPU_FREQ_DEBUG is not set > CONFIG_CPU_FREQ_STAT=m > CONFIG_CPU_FREQ_STAT_DETAILS=y > # CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE is not set > CONFIG_CPU_FREQ_DEFAULT_GOV_USERSPACE=y > CONFIG_CPU_FREQ_GOV_PERFORMANCE=y > CONFIG_CPU_FREQ_GOV_POWERSAVE=y > CONFIG_CPU_FREQ_GOV_USERSPACE=y > CONFIG_CPU_FREQ_GOV_ONDEMAND=m > CONFIG_CPU_FREQ_GOV_CONSERVATIVE=y > CONFIG_X86_POWERNOW_K8=y > CONFIG_X86_POWERNOW_K8_ACPI=y > CONFIG_X86_SPEEDSTEP_CENTRINO=m > CONFIG_X86_SPEEDSTEP_CENTRINO_ACPI=y > CONFIG_X86_ACPI_CPUFREQ=y Try: CONFIG_CPU_FREQ=y CONFIG_CPU_FREQ_TABLE=y # CONFIG_CPU_FREQ_DEBUG is not set CONFIG_CPU_FREQ_STAT=y # CONFIG_CPU_FREQ_STAT_DETAILS is not set # CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE is not set CONFIG_CPU_FREQ_DEFAULT_GOV_USERSPACE=y CONFIG_CPU_FREQ_GOV_PERFORMANCE=y CONFIG_CPU_FREQ_GOV_POWERSAVE=y CONFIG_CPU_FREQ_GOV_USERSPACE=y # CONFIG_CPU_FREQ_GOV_ONDEMAND is not set # CONFIG_CPU_FREQ_GOV_CONSERVATIVE is not set CONFIG_X86_POWERNOW_K8=y CONFIG_X86_POWERNOW_K8_ACPI=y # CONFIG_X86_SPEEDSTEP_CENTRINO is not set CONFIG_X86_ACPI_CPUFREQ=y And if it doesn't work try enabling CONFIG_CPU_FREQ_DEBUG -- Chuck "Equations are the Devil's sentences." --Stephen Colbert - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||||
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