MY-IMX6 Linux-4.1.15 编译参考手册
目录 [隐藏]
1 下载相关文件
1.1 A7系列交叉编译工具链
1.2 A9系列交叉编译工具链
1.3 u-boot 源码
1.4 Kernel 源码
2 安装交叉编译工具链
2.1 MY-IMX6-A7 系列交叉编译工具链安装
2.2 MY-IMX6-A9 系列交叉编译工具链安装
3 u-boot编译
3.1 编译前的准备
3.2 编译u-boot目标文件
3.3 编译u-boot环境变量脚本
3.4 目标文件
4 内核编译
4.1 编译前的准备
4.2 编译内核目标文件
4.3 编译设备树目标文件
4.4 编译内核模块包
4.5 目标文件
5 Linux C程序编译
5.1 准备源码
5.2 MY-IMX6-A9 Linux C程序编译
5.3 运行Linux C目标程序
6 Linux QT5程序编译
6.1 准备源码
6.2 MY-IMX6-A9 QT程序编译
6.3 运行Linux QT5目标程序
7
下载相关文件
A7系列交叉编译工具链
A7系列包括：MY-IMX6-EK140、MY-IMX6-EK140P
网盘位置: 2.1_OS_Linux-4.1.15 -> 03_Toolchain
安装文件: fsl-imx-fb-glibc-x86_64-meta-toolchain-cortexa7hf-neon-toolchain-4.1.15-2.1.0.sh
描述文件一: fsl-imx-fb-glibc-x86_64-meta-toolchain-cortexa7hf-neon-toolchain-4.1.15-2.1.0.target.manifest
描述文件二: fsl-imx-fb-glibc-x86_64-meta-toolchain-cortexa7hf-neon-toolchain-4.1.15-2.1.0.host.manifest
A9系列交叉编译工具链
A9系列包括：MY-IMX6-EK200、MY-IMX6-EK314、MY-IMX6-EK336
网盘位置: 2.1_OS_Linux-4.1.15 -> 03_Toolchain
安装文件: fsl-imx-fb-glibc-x86_64-meta-toolchain-qt5-cortexa9hf-neon-toolchain-4.1.15-2.1.0.sh
描述文件一: fsl-imx-fb-glibc-x86_64-meta-toolchain-qt5-cortexa9hf-neon-toolchain-4.1.15-2.1.0.target.manifest
描述文件二: fsl-imx-fb-glibc-x86_64-meta-toolchain-qt5-cortexa9hf-neon-toolchain-4.1.15-2.1.0.host.manifest
u-boot 源码
网盘位置: 2.1_OS_Linux-4.1.15 -> 02_Source
文件名: u-boot-2016.03-*.tar.bz2 (源码包版本号需svn315及以上)
Kernel 源码
网盘位置: 2.1_OS_Linux-4.1.15 -> 02_Source
文件名: linux-4.1.15-*.tar.bz2 (源码包版本号需svn368及以上)
安装交叉编译工具链
MY-IMX6-A7 系列交叉编译工具链安装
执行安装
=====> Input:
./fsl-imx-fb-glibc-x86_64-meta-toolchain-cortexa7hf-neon-toolchain-4.1.15-2.1.0.sh
=====> Output:
Freescale i.MX Release Distro SDK installer version 4.1.15-2.1.0
================================================================
Enter target directory for SDK (default: /opt/fsl-imx-fb/4.1.15-2.1.0):
=====> Input:
/opt/fsl-imx-fb-glibc-x86_64-meta-toolchain-cortexa7hf-neon-toolchain-4.1.15-2.1.0
=====> Output:
You are about to install the SDK to "/opt/fsl-imx-fb-glibc-x86_64-meta-toolchain-cortexa7hf-neon-toolchain-4.1.15-2.1.0". Proceed[Y/n]?
=====> Input:
y
=====> Output:
Extracting SDK..................done
Setting it up...done
SDK has been successfully set up and is ready to be used.
Each time you wish to use the SDK in a new shell session, you need to source the environment setup script e.g.
$ . /opt/fsl-imx-fb-glibc-x86_64-meta-toolchain-cortexa7hf-neon-toolchain-4.1.15-2.1.0/environment-setup-cortexa7hf-neon-poky-linux-gnueabi
source 工具链配置文件
=====> Input:
source /opt/fsl-imx-fb-glibc-x86_64-meta-toolchain-cortexa7hf-neon-toolchain-4.1.15-2.1.0/environment-setup-cortexa7hf-neon-poky-linux-gnueabi
检验交叉编译工具安装
=====> Input:
$CC -v
=====> Output:
Using built-in specs.
COLLECT_GCC=arm-poky-linux-gnueabi-gcc
COLLECT_LTO_WRAPPER=/opt/fsl-imx-fb-glibc-x86_64-meta-toolchain-cortexa7hf-neon-toolchain-4.1.15-2.1.0/sysroots/x86_64-pokysdk-linux/usr/libexec/arm-poky-linux-gnueabi/gcc/arm-poky-linux-gnueabi/5.3.0/lto-wrapper
Target: arm-poky-linux-gnueabi
Configured with: ../../../../../../work-shared/gcc-5.3.0-r0/gcc-5.3.0/configure --build=x86_64-linux --host=x86_64-pokysdk-linux --target=arm-poky-linux-gnueabi --prefix=/opt/fsl-imx-fb/4.1.15-2.1.0/sysroots/x86_64-pokysdk-linux/usr --exec_prefix=/opt/fsl-imx-fb/4.1.15-2.1.0/sysroots/x86_64-pokysdk-linux/usr --bindir=/opt/fsl-imx-fb/4.1.15-2.1.0/sysroots/x86_64-pokysdk-linux/usr/bin/arm-poky-linux-gnueabi --sbindir=/opt/fsl-imx-fb/4.1.15-2.1.0/sysroots/x86_64-pokysdk-linux/usr/bin/arm-poky-linux-gnueabi --libexecdir=/opt/fsl-imx-fb/4.1.15-2.1.0/sysroots/x86_64-pokysdk-linux/usr/libexec/arm-poky-linux-gnueabi --datadir=/opt/fsl-imx-fb/4.1.15-2.1.0/sysroots/x86_64-pokysdk-linux/usr/share --sysconfdir=/opt/fsl-imx-fb/4.1.15-2.1.0/sysroots/x86_64-pokysdk-linux/etc --sharedstatedir=/opt/fsl-imx-fb/4.1.15-2.1.0/sysroots/x86_64-pokysdk-linux/com --localstatedir=/opt/fsl-imx-fb/4.1.15-2.1.0/sysroots/x86_64-pokysdk-linux/var --libdir=/opt/fsl-imx-fb/4.1.15-2.1.0/sysroots/x86_64-pokysdk-linux/usr/lib/arm-poky-linux-gnueabi --includedir=/opt/fsl-imx-fb/4.1.15-2.1.0/sysroots/x86_64-pokysdk-linux/usr/include --oldincludedir=/opt/fsl-imx-fb/4.1.15-2.1.0/sysroots/x86_64-pokysdk-linux/usr/include --infodir=/opt/fsl-imx-fb/4.1.15-2.1.0/sysroots/x86_64-pokysdk-linux/usr/share/info --mandir=/opt/fsl-imx-fb/4.1.15-2.1.0/sysroots/x86_64-pokysdk-linux/usr/share/man --disable-silent-rules --disable-dependency-tracking --with-libtool-sysroot=/home/myzr/my-yocto/imx-4.1.15-2.1.0/imx6ull14x14evk__fsl-imx-fb/tmp/sysroots/x86_64-nativesdk-pokysdk-linux --with-gnu-ld --enable-shared --enable-languages=c,c++ --enable-threads=posix --enable-multilib --enable-c99 --enable-long-long --enable-symvers=gnu --enable-libstdcxx-pch --program-prefix=arm-poky-linux-gnueabi- --without-local-prefix --enable-lto --enable-libssp --enable-libitm --disable-bootstrap --disable-libmudflap --with-system-zlib --with-linker-hash-style=gnu --enable-linker-build-id --with-ppl=no --with-cloog=no --enable-checking=release --enable-cheaders=c_global --without-isl --with-gxx-include-dir=/not/exist/usr/include/c++/5.3.0 --with-build-time-tools=/home/myzr/my-yocto/imx-4.1.15-2.1.0/imx6ull14x14evk__fsl-imx-fb/tmp/sysroots/x86_64-linux/usr/arm-poky-linux-gnueabi/bin --with-sysroot=/not/exist --with-build-sysroot=/home/myzr/my-yocto/imx-4.1.15-2.1.0/imx6ull14x14evk__fsl-imx-fb/tmp/sysroots/imx6ull14x14evk --enable-poison-system-directories --with-mpfr=/home/myzr/my-yocto/imx-4.1.15-2.1.0/imx6ull14x14evk__fsl-imx-fb/tmp/sysroots/x86_64-nativesdk-pokysdk-linux --with-mpc=/home/myzr/my-yocto/imx-4.1.15-2.1.0/imx6ull14x14evk__fsl-imx-fb/tmp/sysroots/x86_64-nativesdk-pokysdk-linux --enable-nls --with-arch=armv7-a
Thread model: posix
gcc version 5.3.0 (GCC)
MY-IMX6-A9 系列交叉编译工具链安装
执行安装
=====> Input:
./fsl-imx-fb-glibc-x86_64-meta-toolchain-qt5-cortexa9hf-neon-toolchain-4.1.15-2.1.0.sh
=====> Output:
Freescale i.MX Release Distro SDK installer version 4.1.15-2.1.0
================================================================
Enter target directory for SDK (default: /opt/fsl-imx-fb/4.1.15-2.1.0)
=====> Input:
/opt/fsl-imx-fb-glibc-x86_64-meta-toolchain-qt5-cortexa9hf-neon-toolchain-4.1.15-2.1.0
=====> Output:
You are about to install the SDK to "/opt/fsl-imx-fb-glibc-x86_64-meta-toolchain-qt5-cortexa9hf-neon-toolchain-4.1.15-2.1.0". Proceed[Y/n]?
=====> Input:
y
=====> Output:
Extracting SDK..............................................................................................................................................................done
Setting it up...done
SDK has been successfully set up and is ready to be used.
Each time you wish to use the SDK in a new shell session, you need to source the environment setup script e.g.
$ . /opt/fsl-imx-fb-glibc-x86_64-meta-toolchain-qt5-cortexa9hf-neon-toolchain-4.1.15-2.1.0/environment-setup-cortexa9hf-neon-poky-linux-gnueabi
source 工具链配置文件
=====> Input:
source /opt/fsl-imx-fb-glibc-x86_64-meta-toolchain-qt5-cortexa9hf-neon-toolchain-4.1.15-2.1.0/environment-setup-cortexa9hf-neon-poky-linux-gnueabi
检验交叉编译工具安装
=====> Input:
$CC -v
=====> Output:
Using built-in specs.
COLLECT_GCC=arm-poky-linux-gnueabi-gcc
COLLECT_LTO_WRAPPER=/opt/fsl-imx-fb-glibc-x86_64-meta-toolchain-qt5-cortexa9hf-neon-toolchain-4.1.15-2.1.0/sysroots/x86_64-pokysdk-linux/usr/libexec/arm-poky-linux-gnueabi/gcc/arm-poky-linux-gnueabi/5.3.0/lto-wrapper
Target: arm-poky-linux-gnueabi
Configured with: ../../../../../../work-shared/gcc-5.3.0-r0/gcc-5.3.0/configure --build=x86_64-linux --host=x86_64-pokysdk-linux --target=arm-poky-linux-gnueabi --prefix=/opt/fsl-imx-fb/4.1.15-2.1.0/sysroots/x86_64-pokysdk-linux/usr --exec_prefix=/opt/fsl-imx-fb/4.1.15-2.1.0/sysroots/x86_64-pokysdk-linux/usr --bindir=/opt/fsl-imx-fb/4.1.15-2.1.0/sysroots/x86_64-pokysdk-linux/usr/bin/arm-poky-linux-gnueabi --sbindir=/opt/fsl-imx-fb/4.1.15-2.1.0/sysroots/x86_64-pokysdk-linux/usr/bin/arm-poky-linux-gnueabi --libexecdir=/opt/fsl-imx-fb/4.1.15-2.1.0/sysroots/x86_64-pokysdk-linux/usr/libexec/arm-poky-linux-gnueabi --datadir=/opt/fsl-imx-fb/4.1.15-2.1.0/sysroots/x86_64-pokysdk-linux/usr/share --sysconfdir=/opt/fsl-imx-fb/4.1.15-2.1.0/sysroots/x86_64-pokysdk-linux/etc --sharedstatedir=/opt/fsl-imx-fb/4.1.15-2.1.0/sysroots/x86_64-pokysdk-linux/com --localstatedir=/opt/fsl-imx-fb/4.1.15-2.1.0/sysroots/x86_64-pokysdk-linux/var --libdir=/opt/fsl-imx-fb/4.1.15-2.1.0/sysroots/x86_64-pokysdk-linux/usr/lib/arm-poky-linux-gnueabi --includedir=/opt/fsl-imx-fb/4.1.15-2.1.0/sysroots/x86_64-pokysdk-linux/usr/include --oldincludedir=/opt/fsl-imx-fb/4.1.15-2.1.0/sysroots/x86_64-pokysdk-linux/usr/include --infodir=/opt/fsl-imx-fb/4.1.15-2.1.0/sysroots/x86_64-pokysdk-linux/usr/share/info --mandir=/opt/fsl-imx-fb/4.1.15-2.1.0/sysroots/x86_64-pokysdk-linux/usr/share/man --disable-silent-rules --disable-dependency-tracking --with-libtool-sysroot=/home/myzr/my-yocto/imx-4.1.15-2.1.0/imx6qdlsolo__fsl-imx-fb/tmp/sysroots/x86_64-nativesdk-pokysdk-linux --with-gnu-ld --enable-shared --enable-languages=c,c++ --enable-threads=posix --enable-multilib --enable-c99 --enable-long-long --enable-symvers=gnu --enable-libstdcxx-pch --program-prefix=arm-poky-linux-gnueabi- --without-local-prefix --enable-lto --enable-libssp --enable-libitm --disable-bootstrap --disable-libmudflap --with-system-zlib --with-linker-hash-style=gnu --enable-linker-build-id --with-ppl=no --with-cloog=no --enable-checking=release --enable-cheaders=c_global --without-isl --with-gxx-include-dir=/not/exist/usr/include/c++/5.3.0 --with-build-time-tools=/home/myzr/my-yocto/imx-4.1.15-2.1.0/imx6qdlsolo__fsl-imx-fb/tmp/sysroots/x86_64-linux/usr/arm-poky-linux-gnueabi/bin --with-sysroot=/not/exist --with-build-sysroot=/home/myzr/my-yocto/imx-4.1.15-2.1.0/imx6qdlsolo__fsl-imx-fb/tmp/sysroots/imx6qdlsolo --enable-poison-system-directories --with-mpfr=/home/myzr/my-yocto/imx-4.1.15-2.1.0/imx6qdlsolo__fsl-imx-fb/tmp/sysroots/x86_64-nativesdk-pokysdk-linux --with-mpc=/home/myzr/my-yocto/imx-4.1.15-2.1.0/imx6qdlsolo__fsl-imx-fb/tmp/sysroots/x86_64-nativesdk-pokysdk-linux --enable-nls --with-arch=armv7-a
Thread model: posix
gcc version 5.3.0 (GCC)
u-boot编译
编译前的准备
创建编译工作目录
=====> Input:
mkdir ~/my-work/02_source/ -p
解压源码包到工作目录
=====> Input:
tar xf u-boot-2016.03-svn*.tar.bz2 -C ~/my-work/02_source/
编译u-boot目标文件
进入源码目录
=====> Input:
cd ~/my-work/02_source/u-boot-2016.03
生成目标开发板的 .config 文件
=====> Input:
make myimx6ek200-6q-1g_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
#
执行编译
=====> Input:
make
=====> Output:
scripts/kconfig/conf --silentoldconfig Kconfig
CHK include/config.h
UPD include/config.h
GEN include/autoconf.mk
GEN include/autoconf.mk.dep
CHK include/config/uboot.release
UPD include/config/uboot.release
CHK include/generated/version_autogenerated.h
......
LD u-boot
OBJCOPY u-boot-nodtb.bin
OBJCOPY u-boot.srec
SYM u-boot.sym
COPY u-boot.bin
CFGS board/myzr/myimx6/myimx6a9-6q-ddr3.cfg.cfgtmp
MKIMAGE u-boot.imx
Note: 如果有提示 “cc1: error”，通常是交叉编译工具的配置没生效，可以按前面 “交叉编译工具链安装” 中的 “source 工具链配置文件” 操作一次后再执行此步骤。
目标文件改名
=====> Input:
cp u-boot.imx uboot-myimx6ek200-6q-1g.imx
编译u-boot环境变量脚本
=====> Input:
./tools/mkimage -A arm -O linux -T script -C none -a 0 -e 0 -n "MYZR script" -d my_env_src/myimx6a9_4115_script.cmd my_env_script.scr
=====> Output:
Image Name: MYZR script
Created: Thu Nov 8 11:05:19 2018
Image Type: ARM Linux Script (uncompressed)
Data Size: 2101 Bytes = 2.05 kB = 0.00 MB
Load Address: 00000000
Entry Point: 00000000
Contents:
Image 0: 2093 Bytes = 2.04 kB = 0.00 MB
目标文件
uboot-myimx6ek200-6q-1g.imx 和 my_env_script.scr 即编译得到的目标文件，保存这两个文件
内核编译
编译前的准备
创建编译工作目录
=====> Input:
mkdir ~/my-work/02_source/ -p
解压源码包到工作目录
=====> Input:
tar xf linux-4.1.15-svn*.tar.bz2 -C ~/my-work/02_source/
编译内核目标文件
进入内核源码目录
=====> Input:
cd ~/my-work/02_source/linux-4.1.15
生成目标平台的 .config 文件
=====> Input:
make myimx6a9_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
#
Note: 如果有“Can't find default configuration "arch/x86/configs” 的错误，是因为交叉编译工具链的配置没有生效，可以按前面 “交叉编译工具链安装” 中的 “source 工具链配置文件” 操作一次后再执行此步骤
编译内核目标文件
=====> Input:
make zImage
=====> Output:
scripts/kconfig/conf --silentoldconfig Kconfig
CHK include/config/kernel.release
UPD include/config/kernel.release
WRAP arch/arm/include/generated/asm/auxvec.h
......
AS arch/arm/boot/compressed/piggy.lzo.o
LD arch/arm/boot/compressed/vmlinux
OBJCOPY arch/arm/boot/zImage
Kernel: arch/arm/boot/zImage is ready
内核目标文件改名
=====> Input:
cp arch/arm/boot/zImage zImage-myimx6a9
编译设备树目标文件
执行编译命令
=====> Input:
make myimx6ek200-6q-1g.dtb
=====> Output:
DTC arch/arm/boot/dts/myimx6ek200-6q-1g.dtb
复制设备树目标文件
=====> Input:
cp arch/arm/boot/dts/myimx6ek200-6q-1g.dtb ./
编译内核模块包
执行编译
=====> Input:
make modules
=====> Output:
scripts/kconfig/conf --silentoldconfig Kconfig
CHK include/config/kernel.release
WRAP arch/arm/include/generated/asm/bitsperlong.h
WRAP arch/arm/include/generated/asm/current.h
......
LD [M] sound/usb/snd-usb-audio.ko
LD [M] sound/usb/snd-usbmidi-lib.ko
LD [M] sound/core/snd-rawmidi.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 INSTALL_MOD_PATH=./modules
=====> Output:
INSTALL crypto/tcrypt.ko
INSTALL drivers/dma/dmatest.ko
INSTALL drivers/i2c/algos/i2c-algo-pca.ko
......
INSTALL sound/usb/snd-usb-audio.ko
INSTALL sound/usb/snd-usbmidi-lib.ko
DEPMOD 4.1.15-myimx6-svn368
打包内核模块文件
=====> Input:
tar cjf kernel-modules-myimx6a9.tar.bz2 -C modules lib
目标文件
zImage-myimx6a9、myimx6ek200-6q-1g.dtb 和 kernel-modules-myimx6a9.tar.bz2 即编译得到的目标文件，保存这三个文件
Linux C程序编译
准备源码
下载Demo源码
位置：2.3_OS_Linux-4.1.15 -> 04_MY-Demo -> MY-Linux-C-Demo
文件名：hello.c
复制源码到开发主机中
MY-IMX6-A9 Linux C程序编译
编译目标文件
=====> Input:
$CC hello.c -o hello.out
Note: 如果有“未找到命令”的信息，是因为交叉编译工具链的配置没有生效，可以按前面 “交叉编译工具链安装” 中的 “source 工具链配置文件” 操作一次后再执行此步骤
运行Linux C目标程序
把编译得到的 hello.out 复制到开发板上
在开发板上运行Linux C目标程序
=====> Input:
./hello.out
=====> Output:
MYZR Technology Co.,Ltd.
Web: http://www.myzr.com.cn/
Wiki: http://wiki.myzr.com.cn/
BBS: http://bbs.myzr.com.cn/
Tel: 0756-3628023/3628021
E-mail: service@myzr.com.cn
Note: 如果有“Permission denied”的信息，通常是目标程序没有可执行权限，可以参照下面指令增加目标文件的可执行权限后再运行程序
=====> Input:
chmod +x ./hello.out
Linux QT5程序编译
准备源码
下载Demo源码
位置：2.3_OS_Linux-4.1.15 -> 04_MY-Demo
文件名：MY-Linux-QT5-Demo-AboutUs-svn*.tar.bz2
解压源码包到工作目录
=====> Input:
tar xf MY-Linux-QT5-Demo-AboutUs-svn*.tar.bz2 -C ~/my-work/02_source/
MY-IMX6-A9 QT程序编译
进入源码目录
=====> Input:
cd ~/my-work/02_source/AboutUs/
生成Makefile文件
=====> Input:
qmake
Note1: 如果有“未找到 'qamke' 命令”的信息，是因为交叉编译工具链的配置没有生效，可以按前面 “交叉编译工具链安装” 中的 “source 工具链配置文件” 操作一次后再执行此步骤
Note2: 如果有“oe-device-extra.pri: No such file or directory”的信息，执行下面命令后再执行qmake：
=====> Input:
touch /opt/fsl-imx-fb-glibc-x86_64-meta-toolchain-qt5-cortexa9hf-neon-toolchain-4.1.15-2.1.0/sysroots/cortexa9hf-neon-poky-linux-gnueabi/usr/lib/qt5/mkspecs/oe-device-extra.pri
编译目标文件
=====> Input:
make
=====> Output:
/opt/fsl-imx-fb-glibc-x86_64-meta-toolchain-qt5-cortexa9hf-neon-toolchain-4.1.15-2.1.0/sysroots/x86_64-pokysdk-linux/usr/bin/qt5/uic widget.ui -o ui_widget.h
......
arm-poky-linux-gnueabi-g++ -march=armv7-a -mfpu=neon -mfloat-abi=hard -mcpu=cortex-a9 --sysroot=/opt/fsl-imx-fb-glibc-x86_64-meta-toolchain-qt5-cortexa9hf-neon-toolchain-4.1.15-2.1.0/sysroots/cortexa9hf-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
运行Linux QT5目标程序
把编译得到的 AboutUs 复制到开发板上
在开发板上运行QT5目标程序
=====> Input:
./AboutUs -platform eglfs
Note: 如果有“Permission denied”的信息，通常是目标程序没有可执行权限，可以参照下面指令增加目标文件的可执行权限后再运行程序
=====> Input:
chmod +x ./AboutUs
运行结果
可以看到开发板显示屏上输出了 MYZR 的 ** 和一些信息。 |
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