libpfm_arm_neoverse_n1(3)

libpfm_arm_neoverse_n1 - support for ARM Neoverse N1 core PMU

Section 3 libpfm4-dev bookworm source

Description

LIBPFM

NAME

libpfm_arm_neoverse_n1 - support for ARM Neoverse N1 core PMU

SYNOPSIS

#include <perfmon/pfmlib.h>

PMU name: arm_n1
PMU desc: ARM Neoverse N1

DESCRIPTION

The library supports the ARM Neoverse N1 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 Neoverse N1:

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>