diff options
Diffstat (limited to 'doc/examples/cpufreq_governor_efficiency/calibration.sh')
| -rwxr-xr-x | doc/examples/cpufreq_governor_efficiency/calibration.sh | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/doc/examples/cpufreq_governor_efficiency/calibration.sh b/doc/examples/cpufreq_governor_efficiency/calibration.sh new file mode 100755 index 0000000..a217487 --- /dev/null +++ b/doc/examples/cpufreq_governor_efficiency/calibration.sh @@ -0,0 +1,17 @@ +#!/bin/sh + +set -e + +if [ ! $1 ] ; then + echo "Please input one cpu" + exit +fi + +echo performance > /sys/devices/system/cpu/cpu$1/cpufreq/scaling_governor + +sleep 1 + +sed 's/"calibration" : "CPU.*",/"calibration" : "CPU'$1'",/' -i calibration.json +pLoad=$(rt-app calibration.json 2>&1 |grep pLoad |sed 's/.*= \(.*\)ns.*/\1/') +sed 's/"calibration" : .*,/"calibration" : '$pLoad',/' -i dvfs.json +echo CPU$1\'s pLoad is $pLoad |