• Can wfe/sev instruction work between 64 & 32 bit cores?

    geekfolk
    geekfolk

    Hi Expert,

    In a multicore system, core1(64bit mode) is pending by wfe instruction.  If core0(this is also a 64bit core but it switched from 64 to 32bit mode) run sev instruction, can core1 be waked up?

    Thanks!

    • Answered
    • over 2 years ago
    • Software Tools
    • Arm Compilers forum