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Calling None-Secure method directly from Secure world

rising

Hi:

    If CPU is in secure state, and calling the none-secure world method. Dose this allowed or it will generat a security fault

Parents
  • 0 in reply to Grent

    Hi Grent:

        Thanks for you reply.     

        One thing want to know is that, If calling NS world method directly (which is in none-secure memory setup by SAU), for example using BL not BLNS to branch to a none-secure method address, will this leading to secure fault.

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  • 0 in reply to Grent

    Hi Grent:

        Thanks for you reply.     

        One thing want to know is that, If calling NS world method directly (which is in none-secure memory setup by SAU), for example using BL not BLNS to branch to a none-secure method address, will this leading to secure fault.

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