• Armv8-M Hangs on Non-secure Interrupt Handler Exit

    Mohsen Shaaban
    Mohsen Shaaban

    Hello,

    On exiting non-secure interrupt handler, armv8-M cm33 gets in a bad state and hangs.

    I think what's happening is, on exiting non-secure handler, cpu try to restore state from a secure area, I see "sec_err_irq_mpc" fires right after non-secure irq…

    • Answered
    • 2 months ago
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    • Arm Development Studio forum
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