CC=arm-none-eabi-ld
${CC} -z noexecstack -r -b binary small_modified.pcm -o crc_input.o \
&& arm-none-eabi-objcopy \
    --rename-section .data=.rodata,alloc,load,readonly \
    crc_input.o \
    crc_input_2.o \
&& readelf -a crc_input_2.o
rm crc_input.o
mv crc_input_2.o crc_input.o