Jetson Nano Cross Compile in QT

 

 

 

2. Creating a sysroot

디렉토리 정확히 입력

cd qt5jnano
rsync -avz nano@192.168.55.1:/lib sysroot
rsync -avz nano@192.168.55.1:/usr/include sysroot/usr
rsync -avz nano@192.168.55.1:/usr/lib sysroot/usr

 

wget https://raw.githubusercontent.com/riscv/riscv-poky/master/scripts/sysroot-relativelinks.py
chmod +x sysroot-relativelinks.py
./sysroot-relativelinks.py sysroot

 

#!/usr/bin/env python
import sys
import os

# Take a sysroot directory and turn all the abolute symlinks and turn them into
# relative ones such that the sysroot is usable within another system.

if len(sys.argv) != 2:
    print("Usage is " + sys.argv[0] + "<directory>")
    sys.exit(1)

topdir = sys.argv[1]
topdir = os.path.abspath(topdir)

def handlelink(filep, subdir):
    link = os.readlink(filep)
    if link[0] != "/":
        return
    if link.startswith(topdir):
        return
    #print("Replacing %s with %s for %s" % (link, topdir+link, filep))
    print("Replacing %s with %s for %s" % (link, os.path.relpath(topdir+link, subdir), filep))
    os.unlink(filep)
    os.symlink(os.path.relpath(topdir+link, subdir), filep)

for subdir, dirs, files in os.walk(topdir):
    for f in files:
        filep = os.path.join(subdir, f)
        if os.path.islink(filep):
            #print("Considering %s" % filep)
            handlelink(filep, subdir)

 

 

 

3. Install QT

 

 

 

5.9.5

 

single

qt-everywhere-opensource-src-5.9.5.tar.xz

 

4. Add Jetson Nano Device

 

linux-jetson-nano.zip

 

qmake.conf

#
# qmake configuration for the Jetson TK1 boards running Linux For Tegra
#
# Note that this environment has been tested with X11 only.
#
# A typical configure line might look like:
# configure \
#   -device linux-jetson-tk1-g++ \
#   -device-option CROSS_COMPILE=/opt/nvidia/toolchains/tegra-4.8.1-nv/usr/bin/arm-cortex_a15-linux-gnueabi/arm-cortex_a15-linux-gnueabi- \
#   -sysroot /opt/nvidia/l4t/targetfs

include(../common/linux_device_pre.conf)

QMAKE_INCDIR_POST += \
    $$[QT_SYSROOT]/usr/include \
    $$[QT_SYSROOT]/usr/include/aarch64-linux-gnu

QMAKE_LIBDIR_POST += \
    $$[QT_SYSROOT]/usr/lib \
    $$[QT_SYSROOT]/lib/aarch64-linux-gnu \
    $$[QT_SYSROOT]/usr/lib/aarch64-linux-gnu

QMAKE_RPATHLINKDIR_POST += \
    $$[QT_SYSROOT]/usr/lib \
    $$[QT_SYSROOT]/usr/lib/aarch64-linux-gnu \
    $$[QT_SYSROOT]/lib/aarch64-linux-gnu
    
QMAKE_INCDIR_EGL = $$[QT_SYSROOT]/usr/lib/aarch64-linux-gnu/tegra-egl

DISTRO_OPTS                  += aarch64
COMPILER_FLAGS               += -march=armv8-a+crypto+crc

EGLFS_DEVICE_INTEGRATION = eglfs_kms_egldevice

include(../common/linux_arm_device_post.conf)
load(qt_config)

 

qplatformdefs.h

/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the plugins of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/

#include "../../linux-g++/qplatformdefs.h"

 

5. Configure QT to Cross Compile

 

../qt-everywhere-opensource-src-5.9.5/configure -opengl es2 -device linux-jetson-nano -device-option CROSS_COMPILE=/home/user/Public/user/04_Works/NVIDIA/prebuilts/gcc/kernel/gcc-linaro-7.3.1-2018.05-x86_64_aarch64-linux-gnu/bin/aarch64-linux-gnu- -sysroot /home/user/Public/user/04_Works/NVIDIA/sources/company/qt5jnano/sysroot -prefix /usr/local/qt5jnano -opensource -confirm-license -skip qtscript -skip wayland -skip qtwebengine -force-debug-info -skip qtlocation -nomake examples -make libs -pkg-config -no-use-gold-linker -v

../qt-everywhere-opensource-src-5.9.5/configure

 -opengl es2

 -device linux-jetson-nano

 -device-option CROSS_COMPILE=/home/user/Public/soyun/04_Works/NVIDIA/prebuilts/gcc/kernel/gcc-linaro-7.3.1-2018.05-x86_64_aarch64-linux-gnu/bin/aarch64-linux-gnu-

 -sysroot /home/user/Public/user/04_Works/NVIDIA/sources/company/qt5jnano/sysroot

 -prefix /usr/local/qt5jnano

 -opensource

 -confirm-license

 -skip qtscript

 -skip wayland

 -skip qtwebengine

 -force-debug-info

 -skip qtlocation

 -nomake examples

 -make libs

 -pkg-config

 -no-use-gold-linker

 -v

 

 

 

 

6. QT Creator Kits Configuration

 

 

 

 

참고:

https://lifeofcode.net/?p=132 

Cross Compiling Qt for Embedded Systems - Life Of Code