diff options
author | Mauro Carvalho Chehab <mchehab@redhat.com> | 2011-09-17 10:29:49 -0300 |
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committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2011-09-17 10:29:49 -0300 |
commit | 7577911244c437f4a4abac5e4b67b059c06dbe9d (patch) | |
tree | 4f0078ddacff226e26b03fa4f6cf185d48633124 /tools/power/cpupower/man/cpupower-frequency-info.1 | |
parent | 418d93ac0be6d4a410731b80af4e836614ffe73e (diff) | |
parent | b6fd41e29dea9c6753b1843a77e50433e6123bcb (diff) |
Merge tag 'v3.1-rc6' into staging/for_v3.2
* tag 'v3.1-rc6': (1902 commits)
Linux 3.1-rc6
ioctl: register LTTng ioctl
fuse: fix memory leak
fuse: fix flock breakage
Btrfs: add dummy extent if dst offset excceeds file end in
Btrfs: calc file extent num_bytes correctly in file clone
btrfs: xattr: fix attribute removal
Btrfs: fix wrong nbytes information of the inode
Btrfs: fix the file extent gap when doing direct IO
Btrfs: fix unclosed transaction handle in btrfs_cont_expand
Btrfs: fix misuse of trans block rsv
Btrfs: reset to appropriate block rsv after orphan operations
Btrfs: skip locking if searching the commit root in csum lookup
btrfs: fix warning in iput for bad-inode
Btrfs: fix an oops when deleting snapshots
[media] vp7045: fix buffer setup
[media] nuvoton-cir: simplify raw IR sample handling
[media] [Resend] viacam: Don't explode if pci_find_bus() returns NULL
[media] v4l2: Fix documentation of the codec device controls
[media] gspca - sonixj: Fix the darkness of sensor om6802 in 320x240
...
Diffstat (limited to 'tools/power/cpupower/man/cpupower-frequency-info.1')
-rw-r--r-- | tools/power/cpupower/man/cpupower-frequency-info.1 | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/tools/power/cpupower/man/cpupower-frequency-info.1 b/tools/power/cpupower/man/cpupower-frequency-info.1 new file mode 100644 index 00000000000..bb60a8d1e45 --- /dev/null +++ b/tools/power/cpupower/man/cpupower-frequency-info.1 @@ -0,0 +1,76 @@ +.TH "cpupower-frequency-info" "1" "0.1" "Mattia Dongili" "" +.SH "NAME" +.LP +cpupower frequency\-info \- Utility to retrieve cpufreq kernel information +.SH "SYNTAX" +.LP +cpupower [ \-c cpulist ] frequency\-info [\fIoptions\fP] +.SH "DESCRIPTION" +.LP +A small tool which prints out cpufreq information helpful to developers and interested users. +.SH "OPTIONS" +.LP +.TP +\fB\-e\fR \fB\-\-debug\fR +Prints out debug information. +.TP +\fB\-f\fR \fB\-\-freq\fR +Get frequency the CPU currently runs at, according to the cpufreq core. +.TP +\fB\-w\fR \fB\-\-hwfreq\fR +Get frequency the CPU currently runs at, by reading it from hardware (only available to root). +.TP +\fB\-l\fR \fB\-\-hwlimits\fR +Determine the minimum and maximum CPU frequency allowed. +.TP +\fB\-d\fR \fB\-\-driver\fR +Determines the used cpufreq kernel driver. +.TP +\fB\-p\fR \fB\-\-policy\fR +Gets the currently used cpufreq policy. +.TP +\fB\-g\fR \fB\-\-governors\fR +Determines available cpufreq governors. +.TP +\fB\-a\fR \fB\-\-related\-cpus\fR +Determines which CPUs run at the same hardware frequency. +.TP +\fB\-a\fR \fB\-\-affected\-cpus\fR +Determines which CPUs need to have their frequency coordinated by software. +.TP +\fB\-s\fR \fB\-\-stats\fR +Shows cpufreq statistics if available. +.TP +\fB\-y\fR \fB\-\-latency\fR +Determines the maximum latency on CPU frequency changes. +.TP +\fB\-o\fR \fB\-\-proc\fR +Prints out information like provided by the /proc/cpufreq interface in 2.4. and early 2.6. kernels. +.TP +\fB\-m\fR \fB\-\-human\fR +human\-readable output for the \-f, \-w, \-s and \-y parameters. +.TP +\fB\-h\fR \fB\-\-help\fR +Prints out the help screen. +.SH "REMARKS" +.LP +By default only values of core zero are displayed. How to display settings of +other cores is described in the cpupower(1) manpage in the \-\-cpu option section. +.LP +You can't specify more than one of the output specific options \-o \-e \-a \-g \-p \-d \-l \-w \-f \-y. +.LP +You also can't specify the \-o option combined with the \-c option. +.SH "FILES" +.nf +\fI/sys/devices/system/cpu/cpu*/cpufreq/\fP +\fI/proc/cpufreq\fP (deprecated) +\fI/proc/sys/cpu/\fP (deprecated) +.fi +.SH "AUTHORS" +.nf +Dominik Brodowski <linux@brodo.de> \- author +Mattia Dongili<malattia@gmail.com> \- first autolibtoolization +.fi +.SH "SEE ALSO" +.LP +cpupower\-frequency\-set(1), cpupower(1) |