libpfm_arm_ac57(3)
libpfm_arm_ac57 - support for Arm Cortex A57 PMU
Description
LIBPFM
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>