libpfm_arm_ac57(4) support for Arm Cortex A57 PMU

SYNOPSIS

#include <perfmon/pfmlib.h>


PMU name: arm_ac57
PMU desc: ARM Cortex A57

DESCRIPTION

The library supports the ARM Cortex A57 core PMU.

This PMU supports 6 counters and privilege levels filtering. It can operate in both 32 and 64 bit modes.

MODIFIERS

The following modifiers are supported on ARM Cortex A57:
u
Measure at the user level. This corresponds to PFM_PLM3. This is a boolean modifier.
k
Measure at the kernel level. This corresponds to PFM_PLM0. This is a boolean modifier.
hv
Measure at the hypervisor level. This corresponds to PFM_PLMH. This is a boolean modifier.

AUTHORS

Stephane Eranian <[email protected]>