This page describes how to download and build the ARM Trusted Firmware (ATF) from the Xilinx Git repository. ATF is a mandatory part of the Xilinx software stack for Zynq UltraScale+ MPSoC and Versal. It is not used for Zynq-7000 or MicroBlaze systems.

Table of Contents

Task Dependencies (Pre-requisites)

• Fetch sources (ARM Trusted Firmware)

• Install Xilinx tools (cross-compilation toolchain)

Tools Required

• Xilinx SDK

Output Files Produced

• bl31.elf (the ATF binary executable)

Task Description

Build ARM Trusted Firmware

For ZynqMP:

All commands have to be executed in your ATF source directory.

After the build process completes the bl31.elf binary is created within the /build/zynqmp/release/bl31 directory.

For VERSAL:

make CROSS_COMPILE=aarch64-none-elf- PLAT=versal RESET_TO_BL31=1

After the build process completes the bl31.elf binary is created within the /build/versal/release/bl31 directory.

Build Steps

• Fetch Sources

• Build FSBL

• Build Device Tree Compiler (DTC)

• Build PMU Firmware

• (You are here) Build Arm Trusted Firmware (ATF)

• Build U-Boot

• Build and Modify a Root File System

• Build Device Tree Blob

• Build Linux Kernel

• Prepare Boot Image

• Prepare Boot Medium

• Setup a Serial Console

• Additional Information: Build Qt and Qwt Libraries