请问OKA40i-C qt-everywhere-opensource-src-5.9.0怎么配置？

我是自己搭建的环境，自己编译的官方提供代码，可以正常开机，有开机logo没有UI，按照官方提供的文档使用新的sysroot.tar.gz文件，从新编译qt，但是官方提供的代码QT是configure过了，prefix路径都指定了。我编译很多error。
/root/workspace/allwinner/A40i/bsp/lichee/buildroot-201611/dl/qt-everywhere-opensource-src-5.9.0/qtbase/bin/qmake -o Makefile qt.pro -- -opensource -confirm-license -extprefix /root/workspace/allwinner/A40i/bsp/lichee/buildroot-201611/dl/qt-everywhere-opensource-src-5.9.0/Qt-5.9.0 -R /usr/lib -no-strip -c++std c++11 -shared -nomake examples -accessibility -no-sql-db2 -no-sql-ibase -no-sql-mysql -no-sql-oci -no-sql-odbc -no-sql-psql -no-sql-sqlite2 -no-sql-tds -no-sql-sqlite -plugin-sql-sqlite -no-qml-debug -no-sse2 -no-sse3 -no-ssse3 -no-sse4.1 -no-sse4.2 -no-avx -no-avx2 -no-mips_dsp -no-mips_dspr2 -qt-zlib -no-journald -qt-libpng -qt-libjpeg -qt-freetype -qt-harfbuzz -no-openssl -no-xinput2 -no-xcb-xlib -no-glib -no-pulseaudio -alsa -gui -widgets -v -optimized-qmake -no-cups -no-iconv -evdev -no-icu -no-fontconfig -no-strip -pch -dbus -no-use-gold-linker -xplatform linux-arm-gnueabi-g++ -no-directfb -eglfs -qpa eglfs -linuxfb -no-kms -sysroot /root/workspace/allwinner/A40i/bsp/lichee/buildroot-201611/dl/qt-everywhere-opensource-src-5.9.0/../../..//out/sun8iw11p1/linux/common/buildroot/host/usr/arm-buildroot-linux-gnueabihf/sysroot -opengl es2 -no-system-proxies -no-slog2 -no-pps -no-imf -no-lgmon -tslib -device-option CROSS_COMPILE=/root/workspace/allwinner/A40i/bsp/lichee/buildroot-201611/dl/qt-everywhere-opensource-src-5.9.0/../../..//out/sun8iw11p1/linux/common/buildroot/host/opt/ext-toolchain/bin//arm-linux-gnueabihf-
make: execvp: /root/workspace/allwinner/A40i/bsp/lichee/buildroot-201611/dl/qt-everywhere-opensource-src-5.9.0/qtbase/bin/qmake: Permission denied
Makefile:1427: recipe for target 'Makefile' failed
make: *** [Makefile] Error 127

我知道肯定"./configure --prefix"等相关的错误，不知道怎么配置啊？等官方给个恢复啊……