• Trustzone FIQ latency measurement When security extension is enabled
    Hello Guys, Please refer below attached image. as shown in this image i want to measure the different latencies in my Trustzone based application. Here is the list of measurements which i want to...
  • How to schedule Secure/Normal kernels in TrustZone implementation?
    I read TZ whitepaper. TZ's software architecture includes normal OS, secure OS, and a monitor that manages switching between two OS. The notion is clear. But how to implement them confuses me. Running...
  • STMicroelectronics enhances STM32 portfolio security with new Arm TrustZone-enabled chips
    Today we expect smart objects to fit seamlessly into our lives, anticipating our needs, yet requiring minimal attention themselves. Think about the smart watch on your wrist or the Amazon Echo in your...
  • ARMv7: How to set SP in secure and non secure mode ?
    Hello, I'm working on Raspberry PI2, ARMv7 and now specifically trying the secure modes. I managed to get the PI start in secure state, then here I can set the SP for all the modes I intend to use...
  • Which component will program TZASC?
    I have read in one ARM document The TrustZone Address Space Controller (TZASC) is an AXI component which partitions its slave address range into a number of memory regions. The TZASC can be programmed...