Blob Blame History Raw
.TH LIBPFM 3  "August, 2012" "" "Linux Programmer's Manual"
.SH NAME
libpfm_arm_ac7 - support for Arm Cortex A7 PMU
.SH SYNOPSIS
.nf
.B #include <perfmon/pfmlib.h>
.sp
.B PMU name: arm_ac7
.B PMU desc: ARM Cortex A7
.sp
.SH DESCRIPTION
The library supports the ARM Cortex A7 core PMU.

This PMU supports 4 counters and privilege levels filtering.

.SH MODIFIERS
The following modifiers are supported on ARM Cortex A7:
.TP
.B u
Measure at the user level. This corresponds to \fBPFM_PLM3\fR.
This is a boolean modifier.
.TP
.B k
Measure at the kernel level. This corresponds to \fBPFM_PLM0\fR.
This is a boolean modifier.
.TP
.B hv
Measure at the hypervisor level. This corresponds to \fBPFM_PLMH\fR.
This is a boolean modifier.

.SH AUTHORS
.nf
Stephane Eranian <eranian@gmail.com>
.if
.PP