This directory tree contains the master copy of the FreeRTOS Armv8-M and Armv8.1-M ports. Do not use the files located here! These file are copied into separate FreeRTOS/Source/portable/[compiler]/ARM_CM[23|33|55|85]_NNN directories prior to each FreeRTOS release. If your Armv8-M/Armv8.1-M application uses TrustZone then use the files from the FreeRTOS/Source/portable/[compiler]/ARM_CM[23|33|55|85] directories. If your Armv8-M/Armv8.1-M application does not use TrustZone then use the files from the FreeRTOS/Source/portable/[compiler]/ARM_CM[23|33|55|85]_NTZ directories.