• Cannot access EL1 resources from EL3 or secure world on armv8.

    The working secerio is that I'm testing OP-TEE on a Hikey board(Cortex-A53, armv8), and they use arm-trusted-firmware(see https://github.com/linaro-swg/arm-trusted-firmware) to be the monitor running in EL3.

    I'm trying to access some resources in EL1…

  • Trustzone and Hardware virtualization support

    Hello,

    I am looking for a development board that has an open Trustzone and hardware virtualization support. Do the Juno boards support this?

    Looking around the ARM A72/57/53 chips all support Arm Trustzone and have hardware virtualization support, however…

  • SMP to suspend an individual core with security OS

    Hi All,

    a SMP architecture, like CA53-4core-mp, with a secure OS running at aa32 secure state.

    how to implement a suspend/resume flow on a individual core?

    TRM only mentions about how to clean cache and off-line from smp

    But how to do a cache flush through…

  • Advances in ADAS – Getting Closer to the Self-Driving Car

    Chinese version 中文版：高级驾驶员辅助系统 (ADAS) 取得诸多进步——无人驾驶汽车离我们越来越近

    Automobile manufacturers are constantly making improvements to the design of cars, creating an experience that is safer and more comfortable with each new model. In the last number…