MYZR-IMX8MM-EK240-8MM Linux-4.14.98 编译参考手册
MY-IMX8MM-EK240-8MM Linux-4.14.98 编译参考手册
安装交叉编译工具
- 创建安装目录
=====> 输入指令:
mkdir ~/my-work/03_toolchain -p
=====> 输入指令:
cd ~/my-work/03_toolchain
- 下载交叉编译工具
=====> 输入指令:
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
=====> 输入指令:
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
=====> 输入指令:
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
=====> 输入指令:
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
=====> 输入指令:
source ~/my-work/03_toolchain/gcc-linaro-7.3.1-2018.05-x86_64_aarch64-linux-gnu.env
- 检查安装
=====> 输入指令:
${CROSS_COMPILE}gcc -v
=====> 输出信息:
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)
5.2 编译内核文件
5.2.1 编译前的准备
- 创建工作目录
=====> 输入指令:
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):
=====> 输入指令:
cd ~/my-work/02_source tar xf linux-4.14.98.*.tar.bz2
- 进入内核源码目录
=====> 输入指令:
cd ~/my-work/02_source/linux-4.14.98
- 配置交叉编译环境变量
=====> 输入指令:
source ~/my-work/03_toolchain/gcc-linaro-7.3.1-2018.05-x86_64_aarch64-linux-gnu.env
5.2.2 编译内核目标文件
- 生成目标 .config 文件
=====> 输入指令:
make myimx8mm_defconfig
或
make myimx8mq_defconfig
=====> 输出信息:
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 #
myimx8mm_defconfig 对应的开发板是 MY-IMX8MM-EK240。
myimx8mq_defconfig 对应的开发板是 MY-IMX8M-EVK、MY-IMX8M-EK300 ;
- 编译内核目标文件
=====> 输入指令:
make Image
=====> 输出信息:
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
=====> 输入指令:
cp arch/arm64/boot/Image ./
5.2.3 编译设备树目标文件
- 根据开发板型号规格配置编译环境变量
<code class="shell">=====> 输入指令: EVK_MODE=myimx8mmek240 EVK_MPU=8mm </code>
EVK_MODE:支持的设置为 myimx8mevk、myimx8mek300、myimx8mmek240;
EVK_MPU:支持的设置为 8mq、8mm。
- 执行编译命令
<code class="shell">=====> 输入指令: make myzr/${EVK_MODE}-${EVK_MPU}.dtb =====> 输出信息: CHK scripts/mod/devicetable-offsets.h DTC arch/arm64/boot/dts/myzr/${EVK_MODE}-${EVK_MPU}.dtb </code>
- 复制设备树目标文件
<code class="shell">=====> 输入指令: cp arch/arm64/boot/dts/myzr/${EVK_MODE}-${EVK_MPU}.dtb ./ </code>
5.2.4 编译内核模块包
- 执行编译
<code class="shell">=====> 输入指令: make modules =====> 输出信息: 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 </code>
- 创建内核模块的保存目录
<code class="shell">=====> 输入指令: mkdir modules </code>
- 安装内核模块到指定目录
<code class="shell">=====> 输入指令: make modules_install headers_install INSTALL_MOD_PATH=./modules =====> 输出信息: 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 </code>
- 打包内核模块文件
<code class="shell">=====> 输入指令: tar cjvf kernel-modules.tar.bz2 -C modules lib </code>
5.2.5 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
5.3 编译u-boot文件
5.3.1 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):
<code class="shell">=====> 输入指令: tar xf u-boot-2018.03.*.tar.bz2 </code>
- 进入内核源码目录
<code class="shell">=====> 输入指令: cd ~/my-work/02_source/u-boot-2018.03 </code>
- 配置交叉编译环境变量
<code class="shell">=====> 输入指令: source ~/my-work/03_toolchain/gcc-linaro-7.3.1-2018.05-x86_64_aarch64-linux-gnu.env </code>
5.3.2 编译u-boot目标文件
- 根据开发板型号规格配置编译环境变量
<code class="shell">=====> 输入指令: EVK_MODE=myimx8mmek240 EVK_MPU=8mm EVK_MEM=2g </code>
EVK_MODE:支持的设置为 myimx8mevk、myimx8mek300、myimx8mmek240;
EVK_MPU:支持的设置为 8mq、8mm;
EVK_MEM:支持的设置为 2g、1g、3g、4g。
- 生成目标 .config 文件
<code class="shell">=====> 输入指令: make ${EVK_MODE}-${EVK_MPU}-${EVK_MEM}_defconfig =====> 输出信息: HOSTCC scripts/basic/fixdep HOSTCC scripts/kconfig/conf.o SHIPPED scripts/kconfig/zconf.tab.c SHIPPED scripts/kconfig/zconf.lex.c SHIPPED scripts/kconfig/zconf.hash.c HOSTCC scripts/kconfig/zconf.tab.o HOSTLD scripts/kconfig/conf # # configuration written to .config # </code>
- 编译u-boot目标文件
<code class="shell">=====> 输入指令: make =====> 输出信息: scripts/kconfig/conf --silentoldconfig Kconfig CHK include/config.h UPD include/config.h CFG u-boot.cfg GEN include/autoconf.mk ...... LD spl/u-boot-spl OBJCOPY spl/u-boot-spl-nodtb.bin COPY spl/u-boot-spl.bin CFGS arch/arm/mach-imx/spl_sd.cfg.cfgtmp MKIMAGE SPL CFGCHK u-boot.cfg </code>
- 复制u-boot目标文件
<code class="shell">=====> 输入指令: cp arch/arm/dts/${EVK_MODE}-${EVK_MPU}.dtb ./ </code>
5.3.3 目标文件
${EVK_MODE}-${EVK_MPU}.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
5.4 编译BootLoader
5.4.1 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 -> 02_Source”,下载 “mkimage-imx_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):
<code class="shell">=====> 输入指令: tar xf mkimage-imx_4.14.98.*.tar.bz2 </code>
- 进入工具目录
<code class="shell">=====> 输入指令: cd ~/my-work/02_source/mkimage-imx_4.14.98 </code>
- 根据开发板型号规格配置编译环境变量
<code class="shell">=====> 输入指令: EVK_MODE=myimx8mmek240 EVK_MPU=8mm EVK_MEM=2g EVK_SOC=iMX8M </code>
EVK_MODE:支持的设置为 myimx8mevk、myimx8mek300、myimx8mmek240;
EVK_MPU:支持的设置为 8mq、8mm;
EVK_MEM:支持的设置为 2g、1g、3g、4g;
EVK_SOC:支持的设置为 iMX8M、iMX8MM。
- 复制依赖文件 把u-boot编译得到的三个文件复制过来。
<code class="shell">=====> 输入指令: cp ../u-boot-2018.03/u-boot-nodtb.bin \ ./iMX8M/${EVK_MODE}-${EVK_MPU}-${EVK_MEM}-nodtb.bin cp ../u-boot-2018.03/spl/u-boot-spl.bin \ ./iMX8M/${EVK_MODE}-${EVK_MPU}-${EVK_MEM}-spl.bin cp ../u-boot-2018.03/${EVK_MODE}-${EVK_MPU}.dtb \ ./iMX8M/${EVK_MODE}-${EVK_MPU}.dtb </code>
5.4.2 编译BootLoader目标文件
- 输入编译指令
<code class="shell">=====> 输入指令: make SOC=${EVK_SOC} ${EVK_MODE} OUTIMG=${EVK_MODE}-${EVK_MPU}-${EVK_MEM}.bin =====> 输出信息: Compiling mkimage_imx8 ...... Second Loader IMAGE: sld_header_off 0x57c00 sld_csf_off 0x58c20 sld hab block: 0x401fcdc0 0x57c00 0x1020 </code>
- 复制BootLoader目标文件
<code class="shell">=====> 输入指令: cp ./iMX8M/${EVK_MODE}-${EVK_MPU}-${EVK_MEM}.bin ./${EVK_MODE}-${EVK_MPU}.bin </code>
5.4.3 目标文件
${EVK_MODE}-${EVK_MPU}.bin 即编译得到的目标文件,保存这个文件