• Platform security architecture is announced by Arm

    Diya Soubra
    Diya Soubra

    • over 2 years ago
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  • A question about interrupt priority degrade

    Wenchuan2018
    Wenchuan2018

    Hi guys,

    I found in armv8-arch ref manual that when PRIS bit in the AIRCR is set, the priority of non-secure handler is mapped to the bottom of the priority range. So I did an experiment.

    I configured two exceptions, systick and svc. The priority are 2…

    • Answered
    • over 1 year ago
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