用户可以直接使用次交叉编译工具链来建立一个独立的开发环境#xff0c;可单独编译…1.

建立交叉编译链接环境

中除了包含各种源代码外还提供了必要的交叉工具链可以直接用于编译应用程序等。

用户可以直接使用次交叉编译工具链来建立一个独立的开发环境可单独编译

Bootloade

当然前提是先安装虚拟机我们开发环境配置在ubuntu18.04虚拟机下。

1.2.

PATH$PATH:/home/hy/jd9x/tool/gcc_linaro/gcc-arm-none-eabi-7.3.1/bin:/home/hy/jd9x/tool/gcc_linaro/gcc-linaro-7.3.1-2018.05-x86_64_aarch64-elf/bin:/home/hy/jd9x/tool/gcc_linaro/gcc-linaro-7.3.1-2018.05-x86_64_aarch64-linux-gnu/bin

export

CROSS_COMPILEaarch64-linux-gnu-

export

OBJCOPYaarch64-linux-gnu-objcopy

export

OBJDUMPaarch64-linux-gnu-objdump

测试下环境安装情况

COLLECT_GCCaarch64-linux-gnu-gcc

COLLECT_LTO_WRAPPER/home/hy/jd9x/tool/gcc_linaro/gcc-linaro-7.3.1-2018.05-x86_64_aarch64-linux-gnu/bin/../libexec/gcc/aarch64-linux-gnu/7.3.1/lto-wrapper

Target:

/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-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

--disable-bootstrap

--enable-languagesc,c,fortran,lto

--buildx86_64-unknown-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

d29120a424ecfbc167ef90065c0eeb7f91977701]

(Linaro

此时可以用filezilla把上述可执行文件copy到目标机目录下

转移至secureCRT调试页面执行刚刚copy过来的可执行文件

rootmyd-jd9x:~/app#

/sys/class/leds/debug/trigger;struct

input_event

/sys/class/leds/debug/trigger);

return

/sys/class/leds/debug/trigger);

return

/sys/class/leds/debug/brightness);

return