New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Jump to bottom

cntfrq_el0精度问题 #14

Open

peyer opened this issue Aug 23, 2023 · 0 comments

peyer commented Aug 23, 2023

咨询一下，cntfrq_el0的精度是不是达不到cycle的级别，想要达到cycle的级别还得用PMCCNTR_EL0
但是PMCCNTR_EL0需要root权限才行是吧？好像需要先在内核态使能才行

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment