Use Custom repo sdk ==== Repository information about this: - firmware-imx (Security Controller firmware) - imx-atf (ARM Trusted FW) - imx-mkimage (make bootloader tool) - linux-imx (linux kernel source code) - uboot-imx (uboot source code) - build (build script file) ## Step 0. preSteup host packages ## Install host packages ```bash= sudo apt-get install gawk wget git-core diffstat unzip texinfo gcc-multilib \ build-essential chrpath socat cpio python python3 python3-pip python3-pexpect \ xz-utils debianutils iputils-ping python3-git python3-jinja2 libegl1-mesa libsdl1.2-dev \ pylint3 xterm rsync curl libncursesw5-dev libncurses5-dev libssl-dev ``` ## Setting up the repo utility - Create a bin folder in the home directory. ```bash= mkdir ~/bin curl https://storage.googleapis.com/git-repo-downloads/repo > ~/bin/repo chmod a+x ~/bin/repo ``` - Add the following line to the .bashrc file to ensure that the ~/bin folder is in your PATH variable. ```bash= export PATH=~/bin:$PATH > ~/.bashrc source ~/.bashrc ``` ## Step 1. Clone Repository with repo utility ```shell= repo init -uhttps://github.com/kay54068/imx-tsc-manifest.git -b imx-tsc-5.10.52-2.1.0 -m imx-tsc-5.10.52-2.1.0.xml repo sync ``` ## Step 2. install toolchain ``` cd imx-toolchain chmod a+x fsl-imx-xwayland-glibc-x86_64-imx-image-core-cortexa53-crypto-imx8mp-lpddr4-evk-toolchain-5.10-hardknott.sh ``` :::info Default install to opt/ , you can change it. ::: ## Step 3. Start the Build virtual environment form script ``` source /opt/fsl-imx-xwayland/5.10-hardknott/environment-setup-cortexa53-crypto-poky-linux ``` :::danger Restarting a build environment > If a new terminal window is opened or the machine is rebooted after a build directory is set up, the setup environment script should be used to set up the environment variables and run a build again. ::: :::success 🎉 Now you can to build your application from build environment.. ::: ## build u-boot source code ### run make_uboot.sh script to build ```shell= ## Change the build directory cd build ``` ```shell= ## make config ./make_uboot.sh config imx8mp_evk_defconfig ## make ./make_uboot.sh build ## make menuconfig ./make_uboot.sh menuconfig ## save config ./make_uboot.sh saveconfig imx8mp_evk_defconfig ``` more detail can use the ./make_uboot.sh script ```shell= ./make_uboot.sh -h ``` ### Required files path： ``` tools/mkimage spl/u-boot-spl.bin u-boot-nodtb.bin arch/arm/dts/imx8mm-ddr4-evk.dtb ``` :::warning You can change the binary file (*bin,*dtb) form target device ::: :::spoiler you can use make command to build by yourself ## Use make command ### Change to u-boot source code directory ```bash= cd uboot-imx ``` ### Clean dist data ```bash= make distclean ``` ### make config file - for i.MX 8M Plus DDR4 EVK board ```bash= make imx8mp_ddr4_evk_defconfig ``` - for i.MX 8M Plus LPDDR4 EVK board ```bash= make imx8mp_evk_defconfig ``` - for i.MX 8M mini LPDDR4 EVK board ```bash= make imx8mm_evk_defconfig ``` - for i.MX 8M mini DDR3L val board ```bash= make imx8mm_ddr3l_val_defconfig ``` ### make image ```bash= make -j $(nproc) ```` ::: ## Build linux kernel from source code ```shell= ## Change the build directory cd build ``` ```shell= ## make config ./make_linux.sh config imx_v8_defconfig ## make ./make_linux.sh build ## make menuconfig ./make_linux.sh menuconfig ## save config ./make_linux.sh saveconfig imx_v8_defconfig ``` more detail can use the ./make_linux.sh script ```shell= ./make_linux.sh -h ``` ### Required files path： ```shell= ## device tree binary arch/arm64/boot/dts/freescale/*imx8mp*.dtb ## Kernal image arch/arm64/boot/Image ``` :::warning You can change the binary file (Image,*dtb) form target device ::: :::spoiler you can use make command to build by yourself ```bash= cd linux-imx make distclean make imx_v8_defconfig make -j $(nproc) Image dtbs ``` ::: ## Use eclipse to develop application TODO.