MYZR-IMX8M-EK300 Linux-4.14.98 编译参考手册

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安装交叉编译工具链

  • 创建安装目录 
=====> Input:
mkdir ~/my-work/03_toolchain -p
cd ~/my-work/03_toolchain
  • 下载交叉编译工具
=====> Input:
wget https://releases.linaro.org/components/toolchain/binaries/7.3-2018.05/aarch64-linux-gnu/gcc-linaro-7.3.1-2018.05-x86_64_aarch64-linux-gnu.tar.xz
  • 解压交叉编译工具 
=====> Input:
tar xf gcc-linaro-7.3.1-2018.05-x86_64_aarch64-linux-gnu.tar.xz -C ~/my-work/03_toolchain
  • 创建交叉编译工具配置脚本 
=====> Input:
cat << EOF > ~/my-work/03_toolchain/gcc-linaro-7.3.1-2018.05-x86_64_aarch64-linux-gnu.env
#!/bin/sh

export PATH=${HOME}/my-work/03_toolchain/gcc-linaro-7.3.1-2018.05-x86_64_aarch64-linux-gnu/bin:${PATH}
export ARCH=arm64
export CROSS_COMPILE=aarch64-linux-gnu-
EOF

=====> Input: 
chmod +x ~/my-work/03_toolchain/gcc-linaro-7.3.1-2018.05-x86_64_aarch64-linux-gnu.env
  • 配置交叉编译环境变量 
=====> Input:
source ~/my-work/03_toolchain/gcc-linaro-7.3.1-2018.05-x86_64_aarch64-linux-gnu.env
  • 检查安装 
=====> Input:
${CROSS_COMPILE}gcc -v 

=====> Output: 
Using built-in specs.
COLLECT_GCC=aarch64-linux-gnu-gcc
COLLECT_LTO_WRAPPER=/home/myzr/my-work/03_toolchain/gcc-linaro-7.3.1-2018.05-x86_64_aarch64-linux-gnu/bin/../libexec/gcc/aarch64-linux-gnu/7.3.1/lto-wrapper
Target: aarch64-linux-gnu
Configured with: '/home/tcwg-buildslave/workspace/tcwg-make-release/builder_arch/amd64/label/tcwg-x86_64-build/target/aarch64-linux-gnu/snapshots/gcc.git~linaro-7.3-2018.05/configure' SHELL=/bin/bash --with-mpc=/home/tcwg-buildslave/workspace/tcwg-make-release/builder_arch/amd64/label/tcwg-x86_64-build/target/aarch64-linux-gnu/_build/builds/destdir/x86_64-unknown-linux-gnu --with-mpfr=/home/tcwg-buildslave/workspace/tcwg-make-release/builder_arch/amd64/label/tcwg-x86_64-build/target/aarch64-linux-gnu/_build/builds/destdir/x86_64-unknown-linux-gnu --with-gmp=/home/tcwg-buildslave/workspace/tcwg-make-release/builder_arch/amd64/label/tcwg-x86_64-build/target/aarch64-linux-gnu/_build/builds/destdir/x86_64-unknown-linux-gnu --with-gnu-as --with-gnu-ld --disable-libmudflap --enable-lto --enable-shared --without-included-gettext --enable-nls --with-system-zlib --disable-sjlj-exceptions --enable-gnu-unique-object --enable-linker-build-id --disable-libstdcxx-pch --enable-c99 --enable-clocale=gnu --enable-libstdcxx-debug --enable-long-long --with-cloog=no --with-ppl=no --with-isl=no --disable-multilib --enable-fix-cortex-a53-835769 --enable-fix-cortex-a53-843419 --with-arch=armv8-a --enable-threads=posix --enable-multiarch --enable-libstdcxx-time=yes --enable-gnu-indirect-function --with-build-sysroot=/home/tcwg-buildslave/workspace/tcwg-make-release/builder_arch/amd64/label/tcwg-x86_64-build/target/aarch64-linux-gnu/_build/sysroots/aarch64-linux-gnu --with-sysroot=/home/tcwg-buildslave/workspace/tcwg-make-release/builder_arch/amd64/label/tcwg-x86_64-build/target/aarch64-linux-gnu/_build/builds/destdir/x86_64-unknown-linux-gnu/aarch64-linux-gnu/libc --enable-checking=release --disable-bootstrap --enable-languages=c,c++,fortran,lto --build=x86_64-unknown-linux-gnu --host=x86_64-unknown-linux-gnu --target=aarch64-linux-gnu --prefix=/home/tcwg-buildslave/workspace/tcwg-make-release/builder_arch/amd64/label/tcwg-x86_64-build/target/aarch64-linux-gnu/_build/builds/destdir/x86_64-unknown-linux-gnu
Thread model: posix
gcc version 7.3.1 20180425 [linaro-7.3-2018.05 revision d29120a424ecfbc167ef90065c0eeb7f91977701] (Linaro GCC 7.3-2018.05)


编译内核文件

编译前的准备

  • 创建编译工作目录
=====> Input:
mkdir ~/my-work/02_source/ -p
  • 下载内核源码 打开网盘到 “2.1_OS_Linux-4.14.98 -> 02_Source”，下载 “linux-4.14.98.*.tar.bz2”。
    把源码包复制到虚拟机的 “~/my-work/02_source/”，并解压（解压命令如下）： 
=====> Input:
cd ~/my-work/02_source
tar xf linux-4.14.98.*.tar.bz2
  • 进入内核源码目录 
=====> Input:
cd ~/my-work/02_source/linux-4.14.98
  • 配置交叉编译环境变量 
=====> Input:
source ~/my-work/03_toolchain/gcc-linaro-7.3.1-2018.05-x86_64_aarch64-linux-gnu.env

编译内核目标文件

  • 生成目标 .config 文件
=====> Input:
make myimx8mq_defconfig  

=====> Output:
  HOSTCC  scripts/basic/fixdep
  HOSTCC  scripts/kconfig/conf.o
  SHIPPED scripts/kconfig/zconf.tab.c
  SHIPPED scripts/kconfig/zconf.lex.c
  HOSTCC  scripts/kconfig/zconf.tab.o
  HOSTLD  scripts/kconfig/conf
#
# configuration written to .config
#
  • 编译内核目标文件
=====> Input:
make Image 

=====> Output: 
scripts/kconfig/conf  --silentoldconfig Kconfig
  CHK     include/config/kernel.release
  UPD     include/config/kernel.release
  WRAP    arch/arm/include/generated/asm/bitsperlong.h
  ......
  AR      built-in.o
  LD      vmlinux.o
  MODPOST vmlinux.o
  KSYM    .tmp_kallsyms1.o
  KSYM    .tmp_kallsyms2.o
  LD      vmlinux
  SORTEX  vmlinux
  SYSMAP  System.map
  OBJCOPY arch/arm64/boot/Image
  • 复制内核目标文件
=====> Input:
cp arch/arm64/boot/Image ./

编译设备树目标文件

  • 设置 TARGETEVKMODE
=====> Input:
TARGET_EVK_MODE=myimx8mevk-8mq

【说明】：TARGET_EVK_MODE 是根据开发板型号设置，可设置为 myimx8mevk-8mq, myimx8mek300-8mq

  • 执行编译命令 
=====> Input:
make myzr/${TARGET_EVK_MODE}.dtb    

=====> Output: 
  CHK     scripts/mod/devicetable-offsets.h
  DTC     arch/arm64/boot/dts/myzr/${TARGET_EVK_MODE}.dtb
  • 复制设备树目标文件
=====> Input:
cp arch/arm64/boot/dts/myzr/${TARGET_EVK_MODE}.dtb ./

编译内核模块包

  • 执行编译
=====> Input:
make modules  

=====> Output: 
  CHK     include/config/kernel.release
  CHK     include/generated/uapi/linux/version.h
  ......
  LD [M]  sound/usb/snd-usb-audio.ko
  LD [M]  sound/usb/snd-usbmidi-lib.ko
  • 创建内核模块的保存目录
=====> Input:
mkdir modules
  • 安装内核模块到指定目录
=====> Input:
make modules_install headers_install INSTALL_MOD_PATH=./modules  

=====> Output: 
  INSTALL arch/arm64/crypto/aes-neon-blk.ko
  INSTALL arch/arm64/crypto/aes-neon-bs.ko
  ......
  INSTALL sound/usb/snd-usbmidi-lib.ko
  DEPMOD  4.14.98-g2ff648b
  CHK     include/generated/uapi/linux/version.h
  • 打包内核模块文件
=====> Input:
tar cjvf kernel-modules.tar.bz2 -C modules lib

目标文件

Image、*.dtb 和 kernel-modules.tar.bz2 即编译得到的目标文件，保存这三个文件

编译u-boot文件

编译前的准备

  • 下载u-boot源码 打开网盘到 “2.1_OS_Linux-4.14.98 -> 02_Source”，下载 “u-boot-2018.03.*.tar.bz2”。 把源码包复制到虚拟机的 “~/my-work/02_source/”，并解压（解压命令如下）：
=====> Input:
tar xf u-boot-2018.03.*.tar.bz2
  • 进入内核源码目录 
=====> Input:
cd ~/my-work/02_source/u-boot-2018.03
  • 配置交叉编译环境变量 
=====> Input:
source ~/my-work/03_toolchain/gcc-linaro-7.3.1-2018.05-x86_64_aarch64-linux-gnu.env

编译u-boot目标文件

  • 设置 TARGETEVKMODE 
=====> Input:
TARGET_EVK_MODE=myimx8mevk-8mq

【说明】：TARGET_EVK_MODE 是根据开发板型号设置，可设置为 myimx8mevk-8mq, myimx8mek300-8mq

  • 生成目标 .config 文件
=====> Input:
make ${TARGET_EVK_MODE}_defconfig 

=====> Output: 
  HOSTCC  scripts/basic/fixdep
  HOSTCC  scripts/kconfig/conf.o
  SHIPPED scripts/kconfig/zconf.tab.c
  SHIPPED scripts/kconfig/zconf.lex.c
  SHIPPED scripts/kconfig/zconf.hash.c
  HOSTCC  scripts/kconfig/zconf.tab.o
  HOSTLD  scripts/kconfig/conf
#
# configuration written to .config
#
  • 编译u-boot目标文件 
=====> Input:
make 

=====> Output: 
scripts/kconfig/conf  --silentoldconfig Kconfig
  CHK     include/config.h
  UPD     include/config.h
  CFG     u-boot.cfg
  GEN     include/autoconf.mk
  ......
  LD      spl/u-boot-spl
  OBJCOPY spl/u-boot-spl-nodtb.bin
  COPY    spl/u-boot-spl.bin
  CFGS    arch/arm/mach-imx/spl_sd.cfg.cfgtmp
  MKIMAGE SPL
  CFGCHK  u-boot.cfg
  • 复制u-boot目标文件 
=====> Input:
cp arch/arm/dts/${TARGET_EVK_MODE}.dtb ./

目标文件

${TARGETEVKMODE}.dtb、u-boot-nodtb.bin 和 u-boot-spl.bin 即编译得到的目标文件，保存这三个文件，在下一步的 bootloader 编译需要用到

编译BootLoader

编译前的准备

  • 下载BootLoader编译工具 打开网盘到 “2.1_OS_Linux-4.14.98 -> 02Source”，下载 “mkimage-imx4.14.98.*.tar.bz2”。 把源码包复制到虚拟机的 “~/my-work/02_source/”，并解压（解压命令如下）： 
=====> Input:
tar xf mkimage-imx_4.14.98.*.tar.bz2
  • 进入工具目录
=====> Input:
cd ~/my-work/02_source/mkimage-imx_4.14.98
  • 设置 TARGETEVKMODE 
=====> Input:
TARGET_EVK_MODE=myimx8mevk-8mq

【说明】：TARGET_EVK_MODE 是根据开发板型号设置，可设置为 myimx8mevk-8mq, myimx8mek300-8mq

  • 复制依赖文件 把u-boot编译得到的三个文件复制过来
=====> Input:
cp ../u-boot-2018.03/u-boot-nodtb.bin ./iMX8M/${TARGET_EVK_MODE}-nodtb.bin
cp ../u-boot-2018.03/spl/u-boot-spl.bin ./iMX8M/${TARGET_EVK_MODE}-spl.bin
cp ../u-boot-2018.03/${TARGET_EVK_MODE}.dtb ./iMX8M/${TARGET_EVK_MODE}.dtb

编译BootLoader目标文件

  • 输入编译指令 
=====> Input:
make SOC=iMX8M ${TARGET_EVK_MODE%-*} OUTIMG=${TARGET_EVK_MODE}.bin  

=====> Output: 
Compiling mkimage_imx8
PLAT=imx8mq HDMI=yes
Compiling mkimage_imx8
......
Second Loader IMAGE:
 sld_header_off     0x57c00
 sld_csf_off        0x58c20
 sld hab block:     0x401fcdc0 0x57c00 0x1020
  • 复制BootLoader目标文件 
=====> Input:
cp ./iMX8M/${TARGET_EVK_MODE}.bin ./

目标文件

${TARGET_EVK_MODE}.bin 即编译得到的目标文件，保存这个文件

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Tel: 0756-3628023/3628021 E-mail: service@myzr.com.cn </pre> 



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* Latest Update: 2019/11/08  
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