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Add support for cpufreq to power_profile(8). Values for on/offline cpu

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frequencies are specified with performance_cpu_freq and economy_cpu_freq.
Of course, special values LOW and HIGH are also supported.  Also, remove
old throttling support.
This commit is contained in:
Nate Lawson 2005-02-06 21:12:25 +00:00
parent 108663cc87
commit 7b708ac75b
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=141417
2 changed files with 8 additions and 6 deletions
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4
etc/defaults/rc.conf
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@ -471,9 +471,9 @@ devfs_system_ruleset="" # The name of a ruleset to apply to /dev
devfs_set_rulesets="" # A list of /mount/dev=ruleset_name settings to
# apply (must be mounted already, i.e. fstab(5))
performance_cx_lowest="LOW" # Online CPU idle state
performance_throttle_state="HIGH" # Online throttling state
performance_cpu_freq="HIGH" # Online CPU frequency
economy_cx_lowest="LOW" # Offline CPU idle state
economy_throttle_state="HIGH" # Offline throttling state
economy_cpu_freq="HIGH" # Offline CPU frequency
virecover_enable="YES" # Perform housekeeping for the vi(1) editor
ugidfw_enable="NO" # Load mac_bsdextended(4) rules on boot
bsdextended_script="/etc/rc.bsdextended" # Default mac_bsdextended(4)

10
etc/rc.d/power_profile
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@ -77,10 +77,12 @@ lowest_value="$(sysctl -n hw.acpi.cpu.cx_supported | \
eval value=\$${profile}_cx_lowest
sysctl_set
node="hw.acpi.cpu.throttle_state"
highest_value="$(sysctl -n hw.acpi.cpu.throttle_max 2> /dev/null)"
lowest_value="1"
eval value=\$${profile}_throttle_state
node="dev.cpu.0.freq"
highest_value="$(sysctl -n dev.cpu.0.freq_levels | \
awk '{ split($0, a, "[/ ]"); print a[1] }' - 2> /dev/null)"
lowest_value="$(sysctl -n dev.cpu.0.freq_levels | \
awk '{ split($0, a, "[/ ]"); print a[length(a) - 1] }' - 2> /dev/null)"
eval value=\$${profile}_cpu_freq
sysctl_set
exit 0