Arm recently announced the Cortex-M55 processor, the first to feature Arm Helium technology, also known as the M-Profile Vector Extensions (MVE), introduced with the Armv8.1-M architecture. The vector extensions enable increased DSP and machine learning (ML…
Hi,
I'm starting to explore this technology by running the TrustZone example application in Linux using GNU ARM Toolchain. This example is provided by a CMSIS software pack containing this example called "TrustZone for ARMv8-M No RTOS" which I was…
Why should we call secure function in handler mode? What is the design purpose for this? As we know, none-secure side can also call secure function in thread mode.