NAME¶
libpfm_arm_ac7 - support for Arm Cortex A7 PMU
SYNOPSIS¶
#include <perfmon/pfmlib.h>
PMU name: arm_ac7
PMU desc: ARM Cortex A7
DESCRIPTION¶
The library supports the ARM Cortex A7 core PMU.
This PMU supports 4 counters and privilege levels filtering.
MODIFIERS¶
The following modifiers are supported on ARM Cortex A7:
- 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>