Browse By Tags

  • What is the PMU counter resolution when the processor switches between 64-bit and 32-bit mode?

    Hi experts,

    The PMU counter value is mentioned as 64 bit in ARMV8 manual.

    What is the PMU counter resolution when the processor switches between 64 bit and 32 bit mode

  • Entering aarch32 state through software instruction

    Hi,

    I have a 64bit application running on armv8(foundation model)

    My question is

    1. Can I link aarch32 library to aarch64 application ?

    2. Is there a way to enter aarch32 state when application is running in aarch64 state in Exception level 0 ? I tried…