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| − | | + | [[MY-IMX6 Linux-4.1.15 编译参考手册]] |
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| − | MY-IMX Linux-4.1.15 QT5 Program compilation manual
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| − | <br/>
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| − | ### Compile the host environment
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| − | --------------------------------------------------------------------------------
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| − | * Compile the host CPU architecture: 64-bit
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| − | * Compile the host system: Linux
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| − | * Linux distribution: Ubuntu
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| − | * Ubuntu version number: 14.04.5
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| − | * Ubuntu version type: desktop version
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| − | * Ubuntu system type: x86-64
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| − | | |
| − | <br/>
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| − | ### Installing the SDK
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| − | --------------------------------------------------------------------------------
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| − | ##### Download SDK
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| − | Download the SDK package file in the "2.3_System_Linux-4.1.15/03\_Tools" directory of the network disk.
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| − | MY-IMX6EK140、MY-IMXEK40P：fsl-imx-fb-glibc-x86_64-meta-toolchain-qt5-cortexa7hf-neon-toolchain-4.1.15-2.1.0.sh
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| − | MY-IMX6EK200、MY-IMX-EK314、MY-IMX-EK336：fsl-imx-fb-glibc-x86_64-meta-toolchain-qt5-cortexa9hf-neon-toolchain-4.1.15-2.1.0.sh
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| − | | |
| − | ##### Install SDK (MY-IMX6EK140, MY-IMXEK40P example)
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| − | * Copy the downloaded package file to the compiled host.
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| − | | |
| − | * Modify the permissions of the pre-installation directory
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| − | <pre>
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| − | $ chmod 777 /opt -R
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| − | </pre>
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| − | * Install the SDK package file
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| − | <pre>
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| − | $ ./fsl-imx-fb-glibc-x86_64-meta-toolchain-qt5-cortexa7hf-neon-toolchain-4.1.15-2.1.0.sh
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| − | Freescale i.MX Release Distro SDK installer version 4.1.15-2.1.0
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| − | ================================================================
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| − | Enter target directory for SDK (default: /opt/fsl-imx-fb/4.1.15-2.1.0):
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| − | You are about to install the SDK to "/opt/fsl-imx-fb/4.1.15-2.1.0". Proceed[Y/n]? Y
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| − | Extracting SDK.......................................................................................................................................................done
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| − | Setting it up...done
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| − | SDK has been successfully set up and is ready to be used.
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| − | Each time you wish to use the SDK in a new shell session, you need to source the environment setup script e.g.
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| − | $ . /opt/fsl-imx-fb/4.1.15-2.1.0/environment-setup-cortexa7hf-neon-poky-linux-gnueabi
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| − | </pre>
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| − | * Create oe-device-extra.pri file to prevent error when calling qmake
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| − | <pre>
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| − | $ touch /opt/fsl-imx-fb/4.1.15-2.1.0/sysroots/cortexa7hf-neon-poky-linux-gnueabi/usr/lib/qt5/mkspecs/oe-device-extra.pri
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| − | </pre>
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| − | <br>
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| − | ### Compile the QT application
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| − | --------------------------------------------------------------------------------
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| − | | |
| − | ##### Configuring cross compilation tool environment variables
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| − | <pre>
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| − | $ source /opt/fsl-imx-fb/4.1.15-2.1.0/environment-setup-cortexa7hf-neon-poky-linux-gnueabi
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| − | </pre>
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| − | | |
| − | ##### Compile the QT Demo program
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| − | * Download QT Demo source package
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| − | Download myzr-qt5-demo.tar on the network disk "2.3_ system _linux-4.1.15/05_my-demo" and copy it to the compiler host.
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| − | * Unzip QT Demo source package
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| − | <pre>
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| − | $ tar xf myzr-qt5-demo.tar
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| − | </pre>
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| − | | |
| − | * Enter the QT Demo project directory
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| − | <pre>
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| − | $ cd myzr-qt5-demo/AboutUs
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| − | </pre>
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| − | * Create makefiles for the project
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| − | <pre>
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| − | $ qmake
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| − | </pre>
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| − | | |
| − | * Compilation project
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| − | <pre>
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| − | $ make
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| − | /opt/fsl-imx-fb/4.1.15-2.1.0/sysroots/x86_64-pokysdk-linux/usr/bin/qt5/uic widget.ui -o ui_widget.h
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| − | arm-poky-linux-gnueabi-g++ -march=armv7ve -mfpu=neon -mfloat-abi=hard -mcpu=co
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| − | ......
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| − | arm-poky-linux-gnueabi-g++ -march=armv7ve -mfpu=neon -mfloat-abi=hard -mcpu=cortex-a7 --sysroot=/opt/fsl-imx-fb/4.1.15-2.1.0/sysroots/cortexa7hf-neon-poky-linux-gnueabi -Wl,-O1 -Wl,--hash-style=gnu -Wl,--as-needed -Wl,-O1 -o AboutUs main.o widget.o qrc_source.o moc_widget.o -lQt5Widgets -lQt5Gui -lQt5Core -lGLESv2 -lEGL -lpthread
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| − | </pre>
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| − | | |
| − | * View the compiled target file
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| − | <pre>
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| − | $ file AboutUs
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| − | AboutUs: ELF 32-bit LSB executable, ARM, EABI5 version 1 (GNU/Linux), dynamically linked, interpreter /lib/ld-linux-armhf.so.3, for GNU/Linux 2.6.32, BuildID[sha1]=38367b0a95b8fe7402e2377c11626581c07f9c9d, not stripped
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| − | </pre>
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| − | <br>
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| − | | |
| − | ### Running target program
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| − | --------------------------------------------------------------------------------
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| − | * Copy the compiled AboutUs to the evaluation board.
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| − | * Execution target program
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| − | <pre>
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| − | $ ./AboutUs -platform eglfs -plugin evdevtouch:/dev/input/event0
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| − | QEglFSVivIntegration will set environment variable FB_MULTI_BUFFER=2 to enable double buffering and vsync.
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| − | If this is not desired, you can override this via: export QT_EGLFS_IMX6_NO_FB_MULTI_BUFFER=1
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| − | Unable to query physical screen size, defaulting to 100 dpi.
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| − | To override, set QT_QPA_EGLFS_PHYSICAL_WIDTH and QT_QPA_EGLFS_PHYSICAL_HEIGHT (in millimeters).
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| − | </pre>
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| − | <br>
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| − | <br>
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| − | --------------------------------------------------------------------------------
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| − | <pre>
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| − | --------------------------------------------------------------------------------
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| − | * ZhuHai MYZR Technology CO.,LTD.
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| − | * Latest Update: 2018/08/15
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| − | * Supporter: Tang Bin
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| − | --------------------------------------------------------------------------------
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| − | </pre>
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