• Asynchronous External Abort and Trustzone
    Hi ! I'm currently designing a secure monitor for an ARMv7 chip (i.MX6 from NXP, cortex A9 inside) and I'm thinking on a secure way to deal with asynchronous external aborts. As I explained in a previous...
  • Asynchronous External abort
    I am facing Data abort - Asynchronous External abort type. Our understanding about Asynchronous External abort , The exception is not generated as a result of direct execution or attempted execution of...
  • Asynchronous External abort
    I am facing Data abort - Asynchronous External abort type. Our understanding about Asynchronous External abort , The exception is not generated as a result of direct execution or attempted execution of...
  • Data abort, External abort.. How can i find cause????
    Hi, experts I'm developing Secure OS on A57/53 bit.LITTLE SoC. But as you know.. Cuz i'm really beginner.. I beg your wisdom... Current situation is : For making a TA. Bring the related data from REE...
  • Software interrupt generation on Cortex M33.
    Hi, On Cortex M33 , i am trying to check software interrupt functionality. Below is the CMSIS APIs i used. Note that the CPU is in secure world and secure VTOR is being configured. Also, ITNS config...