NAME

       libpfm_arm_ac55 - support for ARM Cortex A55 PMU

SYNOPSIS

       #include <perfmon/pfmlib.h>

       PMU name: arm_ac55
       PMU desc: ARM Cortex A55

DESCRIPTION

       The library supports the ARM Cortex A55 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 A55:

       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>

                                                 September, 2024                                       LIBPFM(3)