1cmd_drivers/opp/built-in.a := echo >/dev/null; rm -f drivers/opp/built-in.a; /usr/bin/ccache /home/test/workspace/code/optee_3.16/build/../toolchains/aarch64/bin/aarch64-linux-gnu-ar cDPrST drivers/opp/built-in.a drivers/opp/core.o drivers/opp/cpu.o drivers/opp/of.o drivers/opp/debugfs.o 2