CC=arm-none-eabi-ld
${CC} -z noexecstack -r -b binary input_small.asc -o sha_input.o \
&& arm-none-eabi-objcopy \
    --rename-section .data=.rodata,alloc,load,readonly \
    sha_input.o \
    sha_input_2.o \
&& readelf -a sha_input_2.o
rm sha_input.o
mv sha_input_2.o sha_input.o