svn path=/nixos/trunk/; revision=30949wip/yesman
parent
52e6088c88
commit
ae82e7b048
@ -0,0 +1,39 @@ |
||||
{ config, pkgs, ... }: |
||||
|
||||
with pkgs.lib; |
||||
|
||||
{ |
||||
###### interface |
||||
|
||||
options = { |
||||
cpuFreqGovernor = mkOption { |
||||
default = ""; |
||||
example = "ondemand"; |
||||
description = '' |
||||
Configure the governor used to regulate the frequence of the |
||||
available CPUs. By default, the kernel configures the governor |
||||
"userspace". |
||||
''; |
||||
}; |
||||
}; |
||||
|
||||
|
||||
###### implementation |
||||
|
||||
config = mkIf (config.cpuFreqGovernor != "") ({ |
||||
jobs.cpuFreq = |
||||
{ description = "Initialize CPU frequency governor"; |
||||
|
||||
startOn = "started udev"; |
||||
|
||||
task = true; |
||||
|
||||
script = '' |
||||
for i in $(seq 0 $(($(nproc) - 1))); do |
||||
${pkgs.cpufrequtils}/bin/cpufreq-set -g ${config.cpuFreqGovernor} -c $i |
||||
done |
||||
''; |
||||
}; |
||||
}); |
||||
|
||||
} |
Loading…
Reference in new issue