NAME¶

libpfm_arm_ac57 - 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 <eranian@gmail.com>