• For a same virtual address, does the secure EL1/0 and non-secure EL1/0 see the same physical address?
    Hello. From the ARMV8A TRM, there is only single TTBR0_EL1 and single TTRB1_EL1, and they all can be accessed by secure EL1/0 and non-secure EL1/0. For a same virtual address, does the secure EL1...
  • For a same virtual address, does the secure EL1/0 and non-secure EL1/0 see the same physical address?
    Hello. From the ARMV8A TRM, there is only single TTBR0_EL1 and single TTRB1_EL1, and they all can be accessed by secure EL1/0 and non-secure EL1/0. For a same virtual address, does the secure EL1...
  • If non-secure world pass to virtual address (allocated by malloc or mmap) and ttbr value, how to find valid physical address in secure-world
    First sorry my english writing level. :-) In non-secure world using android system(linux kernel). I use big.little core Cortex-A53, Cortex-A57 I was tested to 2case. previous stage.      1. Linux allocation...
  • If non-secure world pass to virtual address (allocated by malloc or mmap) and ttbr value, how to find valid physical address in secure-world
    First sorry my english writing level. :-) In non-secure world using android system(linux kernel). I use big.little core Cortex-A53, Cortex-A57 I was tested to 2case. previous stage.      1. Linux allocation...
  • Read non-secure DFAR from secure world
    Note: This was originally posted on 7th June 2012 at http://forums.arm.com Hi, I understand that the DFAR (Data Fault Address Register) is banked between the secure and the non-secure world. I am writing...