Failure expanding variable do_compile, expression was     # TODO :: KERNEL_CC, should use for kernel module build?
    # TODO :: Check the 'unset's

    unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS

    do_make_scripts

    # Build the gpp (hlos) kernel space
    cd ${SYSLINK_ROOT}/ti/syslink/utils/hlos/knl/Linux && make \
        ARCH="${TARGET_ARCH}" \
        CROSS_COMPILE="${TARGET_PREFIX}" \
        SYSLINK_PLATFORM="${SYSLINKPLATFORM}" \
        SYSLINK_VARIANT="${SYSLINKVARIANT}" \
        SYSLINK_LOADER="${SYSLINKLOADER}" \
        SYSLINK_PKGPATH="${IPC_INSTALL_DIR}/packages" \
        KDIR="${STAGING_KERNEL_DIR}"

#    # Build the gpp (hlos) kernel space samples.
#    for sample in ${SYSLINKHLOSSAMPLES}; do
#        cd ${SYSLINK_ROOT}/ti/syslink/samples/hlos/$sample/knl/Linux && make \
#            ARCH="${TARGET_ARCH}" \
#            CROSS_COMPILE="${TARGET_PREFIX}" \
#            SYSLINK_PLATFORM="${SYSLINKPLATFORM}" \
#            SYSLINK_VARIANT="${SYSLINKVARIANT}" \
#            SYSLINK_LOADER="${SYSLINKLOADER}" \
#            SYSLINK_PKGPATH="${IPC_INSTALL_DIR}/packages" \
#            SYSLINK_SDK=EZSDK \
#            KDIR="${STAGING_KERNEL_DIR}"
#    done

    # Build the gpp (hlos) user space
    cd ${SYSLINK_ROOT}/ti/syslink/utils/hlos/usr/Linux && make \
        ARCH="${TARGET_ARCH}" \
        CROSS_COMPILE="${TARGET_PREFIX}" \
        TOOLCHAIN_PREFIX="${TOOLCHAIN_PATH}/${TARGET_PREFIX}" \
        SYSLINK_PLATFORM="${SYSLINKPLATFORM}" \
        SYSLINK_VARIANT="${SYSLINKVARIANT}" \
        SYSLINK_LOADER="${SYSLINKLOADER}" \
        SYSLINK_PKGPATH="${IPC_INSTALL_DIR}/packages"

    # Build the gpp (hlos) user space samples
    # First build the common lib for samples.
    cd ${SYSLINK_ROOT}/ti/syslink/samples/hlos/common/usr/Linux && make \
        ARCH="${TARGET_ARCH}" \
        CROSS_COMPILE="${TARGET_PREFIX}" \
        TOOLCHAIN_PREFIX="${TOOLCHAIN_PATH}/${TARGET_PREFIX}" \
        SYSLINK_PLATFORM="${SYSLINKPLATFORM}" \
        SYSLINK_VARIANT="${SYSLINKVARIANT}" \
        SYSLINK_LOADER="${SYSLINKLOADER}" \
        SYSLINK_SDK=EZSDK \
        SYSLINK_PKGPATH="${IPC_INSTALL_DIR}/packages"

    for sample in ${SYSLINKHLOSSAMPLES}; do
        cd ${SYSLINK_ROOT}/ti/syslink/samples/hlos/$sample/usr/Linux && make \
            ARCH="${TARGET_ARCH}" \
            CROSS_COMPILE="${TARGET_PREFIX}" \
            TOOLCHAIN_PREFIX="${TOOLCHAIN_PATH}/${TARGET_PREFIX}" \
            SYSLINK_PLATFORM="${SYSLINKPLATFORM}" \
            SYSLINK_VARIANT="${SYSLINKVARIANT}" \
            SYSLINK_LOADER="${SYSLINKLOADER}" \
            SYSLINK_SDK=EZSDK \
            SYSLINK_PKGPATH="${IPC_INSTALL_DIR}/packages"
    done

    # Build the dsp/arm (rtos) code (system and samples)
    # cd ${SYSLINK_ROOT}/ti/syslink && \
    #     ${XDC_INSTALL_DIR}/xdc --jobs=${BB_NUMBER_THREADS} -PR .
    export XDCOPTIONS=v
    cd ${SYSLINK_ROOT}/ti/syslink && \
        ${XDC_INSTALL_DIR}/xdc -P \
         `${XDC_INSTALL_DIR}/bin/xdcpkg ${SYSLINK_ROOT}/ti/syslink | grep -v samples`
    export XDCARGS="profile=debug"
    cd ${SYSLINK_ROOT}/ti/syslink && \
        ${XDC_INSTALL_DIR}/xdc --jobs=${BB_NUMBER_THREADS} -P \
         `${XDC_INSTALL_DIR}/bin/xdcpkg ${SYSLINK_ROOT}/ti/syslink | grep samples`
 which triggered exception TypeError: sequence item 95: expected string, int found