armv8_pmu_cycle_counter_el0

armv8_pmu_cycle_counter_el0 copied to clipboard

https://github.com/jerinjacobk/armv8_pmu_cycle_counter_el0/blob/bae0771e2551f66a7bff964bec158b18b0fcd2d4/pmu_el0_cycle_counter.c#L95

h2th3k

I have solve #10 after reading tips from https://github.com/rdolbeau/enable_arm_pmu/blob/master/README.md.  What I want to know is does PMCCNTR_EL0 register being shared with each cpu core and will increment it self...

peyer

Got "illegal instruction" after insmod ko and read pmccntr_el0 in user-space application

3

@jerinjacobk I have cross-compiled your provided kernel-space code, and insmod it on my develop board, but I still got "illegal instruction", How could I fix it ? I have typed...

peyer

`cat /dev/pmuctl` not work

2

I try to read from the `/dev/pmuctl` deivce with `cat`, but it do NOT work. ``` bash $ cat /dev/pmuctl cat: /dev/pmuctl: Argument list too long ``` I also try...

axiqia

How to read L1-dcache-misses in this project?

x123y123

There is not target for modules

poltomo