Procedure to Build CR7 loader 1 Download 32bit compiler gcc-linaro-5.1-2015.08-x86_64_arm-eabi.tar.xz to local folder and unpack: $ wget https://releases.linaro.org/components/toolchain/binaries/5.1-2015.08/arm-eabi/gcc-linaro-5.1-2015.08-x86_64_arm-eabi.tar.xz . $ tar xfJ gcc-linaro-5.1-2015.08-x86_64_arm-eabi.tar.xz 2 Build for boot CR7 and CA53: $ export CROSS_COMPILE=./gcc-linaro-5.1-2015.08-x86_64_arm-eabi/bin/arm-eabi- $ make RCAR_DRAM_SPLIT=0 RCAR_KICK_MAIN_CPU=2 LSI=V3H RCAR_SECURE_BOOT=0 3 Deploy the following files: $ cp bootparam_sa0.srec ../../../../build/tmp/deploy/images/condor/bootparam_sa0.srec $ cp cr7_loader.srec ../../../../build/tmp/deploy/images/condor/cr7-condor.srec $ cp cert_header_sa3.srec ../../../../build/tmp/deploy/images/condor/cert_header_sa3.srec $ cp bootparam_sa0.bin ../../../../build/tmp/deploy/images/condor/bootparam_sa0.bin $ cp cr7_loader.bin ../../../../build/tmp/deploy/images/condor/cr7-condor.bin $ cp cert_header_sa3.bin ../../../../build/tmp/deploy/images/condor/cert_header_sa3.bin