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| | | ## 1.3 Linux SDK源码编译 |
| | | ## 1.3 Buildroot 配置 |
| | | |
| | | 常见的文件系统制作就这几个: |
| | | 1, Buildroot; |
| | | 2, Yocto; |
| | | 3, 直接用第三方的,如 debian、ubuntu 等 |
| | | |
| | | Rockchip提供的Linux 的SDK里面默认使用的Buildroot来构建根文件系统,那如果需要想让根文件系统添加一些别的命令支持则需要对Buildroot进行配置 |
| | | |
| | | 此处以添加Python3为例说明 |
| | | |
| | | 首先我们需要配置编译需要的配置 |
| | | |
| | | 1.进入~/rk3568/sdkv1.3.0_linux4.19 |
| | | |
| | | 输入`source envsetup.sh` |
| | | |
| | | 选择67.rockchip_rk3568 表示使用rk3568的相关配置 |
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| | |  |
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| | |  |
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| | | 此时可以看到配置中显示了目标板子,编译输出目录和使用的defconfig文件是哪个 |
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| | | 2.进入~/rk3568/sdkv1.3.0_linux4.19/buildroot |
| | | |
| | | 输入`make menuconfig` 找到python3,位置在Target packages ->Interpreter languages and scripting->python3选中。 |
| | | |
| | |  |
| | | |
| | | 选中python3后保存退出。 |
| | | |
| | | 输入`make savedefconfig` 此时系统会把你所改变的config信息直接同步到rockchip_rk3568_defconfig |
| | | |
| | | 3.编译buildroot |
| | | |
| | | 返回~/rk3568/sdkv1.3.0_linux4.19/ |
| | | |
| | | 输入`./build.sh buildroot`编译buildroot |
| | | |
| | | 4.烧录编译出来的buildroot镜像到开发板中,输入`Python3` |
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| | |  |
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| | | |
| | | ## 1.4 Debian构建根文件系统 |
| | | |
| | | 瑞芯微的SDK中已经提供的Debian的源码,路径是~/rk3568/sdkv1.3.0_linux4.19/debian |
| | | |
| | | 在编译和构建Debian_rootfs之前需要在系统里安装相关工具和依赖 |
| | | |
| | | ``` |
| | | sudo apt-get install git ssh make gcc libssl-dev liblz4-tool expect \ |
| | | g++ patchelf chrpath gawk texinfo chrpath diffstat binfmt-support \ |
| | | qemu-user-static live-build bison flex fakeroot cmake gcc-multilib \ |
| | | g++-multilib unzip device-tree-compiler ncurses-dev |
| | | ``` |
| | | |
| | | ``` |
| | | sudo dpkg -i debian/ubuntu-build-service/packages/* |
| | | sudo apt-get install -f |
| | | ``` |
| | | |
| | | 说明: |
| | | |
| | | 其中最为核心的东西是debootstrap和qemu-user-static |
| | | |
| | | 这里的debootstrap就是在packages里面 |
| | | |
| | |  |
| | | |
| | | debootstrap 构建debian基本文件子系统的工具。 |
| | | |
| | | qemu-user-static 在PC端非arm架构的ubuntu系统上,需要借助于qemu-arm-static工具来模拟arm环境安才可以安装arm架构下所需要的软件。 |
| | | |
| | | 安装好这些必要工具后,就可以开始编译Debian了 |
| | | |
| | | 返回到~/rk3568/sdkv1.3.0_linux4.19/目录 |
| | | |
| | | 输入`./build.sh debian`开始编译,编译后的镜像文件放在了~/rk3568/sdkv1.3.0_linux4.19/debian |
| | | |
| | |  |
| | | |
| | | 我们需要将这个镜像文件烧录到开发板中 |
| | | |
| | |  |
| | | |
| | | 我们将烧录的rootfs文件替换成linaro-rootfs.img即可 |
| | | |
| | | 烧录完成后启动开发板,会提示输入用户名和密码,这里的用户名和密码在编译脚本里写好了的均为linaro |
| | | |
| | | 登录后切换su用户`sudo su`,进入根目录下展示的就是Debian的根文件系统 |
| | | |
| | |  |
| | | |
| | | ## 1.5 Linux SDK源码编译 |
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| | | pinctrl-0 = <&uart9m1_xfer &rs485_ctrl>; |
| | | status = "okay"; |
| | | }; |
| | | &pinctrl { |
| | | |
| | | //在rk3568-pinctrl.dtsi下加入 |
| | | rs485 { |
| | | rs485_ctrl: rs485-ctrl { |
| | | rockchip,pins = |
| | | <4 RK_PD2 RK_FUNC_GPIO &pcfg_output_low>; |
| | | rockchip,pins = <4 RK_PD2 RK_FUNC_GPIO &pcfg_pull_none>; |
| | | }; |
| | | }; |
| | | }; |
| | | ``` |
| | |
| | | |
| | |  |
| | | |
| | | ``` |
| | | microcom /dev/ttyS9 -s 115200 |
| | | ``` |
| | | |
| | | |
| | | |
| | |  |
| | | |
| | | |
| | |
| | | 将控制引脚拉高电平,输入如下命令 |
| | | |
| | | ```c |
| | | gpioset 4 28=1 |
| | | gpioset 4 26=1 |
| | | ``` |
| | | |
| | |  |
| | | ``` |
| | | microcom /dev/ttyS9 -s 115200 |
| | | ``` |
| | | |
| | | |
| | | |
| | | |
| | | |
| | |
| | | 进入到解压出来的文件夹后打开conf-cc文件,行首更改如下,并保存 |
| | | |
| | | ``` |
| | | /home/tangjunfeng/rk3568/sdkv1.3.0_linux4.19/buildroot/output/rockchip_rk3568/host/usr/bin/aarch64-buildroot-linux-gnu-cc -O2 -DPOSIX -D_POSIX_C_SOURCE=200809L -D_FILE_OFFSET_BITS=64 - |
| | | ~/rk3568/sdkv1.3.0_linux4.19/buildroot/output/rockchip_rk3568/host/usr/bin/aarch64-buildroot-linux-gnu-cc -O2 -DPOSIX -D_POSIX_C_SOURCE=200809L -D_FILE_OFFSET_BITS=64 - |
| | | ``` |
| | | |
| | | 打开conf-ld文件,行首更改如下,并保存 |
| | | |
| | | ``` |
| | | /home/tangjunfeng/rk3568/sdkv1.3.0_linux4.19/buildroot/output/rockchip_rk3568/ host/usr/bin/aarch64-buildroot-linux-gnu-cc -s |
| | | ~/rk3568/sdkv1.3.0_linux4.19/buildroot/output/rockchip_rk3568/ host/usr/bin/aarch64-buildroot-linux-gnu-cc -s |
| | | ``` |
| | | |
| | | 在memtester-4.6.0路径下,进行编译: |
| | |
| | | 12 LIB_URL=$LY_FTP |
| | | 13 |
| | | 14 # Cross compiler for cross compile on Linux server |
| | | 15 #CROSS_COMPILE=/home/anheng/rk3568/sdkv1.3.0_linux4.19/buildroot/output/ rockchip_rk3568/host/bin/aarch64-buildroot-linux-gnu- |
| | | 15 #CROSS_COMPILE=~/rk3568/sdkv1.3.0_linux4.19/buildroot/output/ rockchip_rk3568/host/bin/aarch64-buildroot-linux-gnu- |
| | | 16 CROSS_COMPILE=/opt/gcc-aarch64-10.3-2021.07/bin/aarch64-none-linux-gnu- |
| | | 17 # compile jobs |
| | | 18 JOBS=`cat /proc/cpuinfo |grep "processor"|wc -l` |
| | |
| | | 在/install/bin,生成可执行文件 iperf3 |
| | | |
| | | ``` |
| | | lingyun@9d57f9229b66:/home/anheng/install/bin$ ls |
| | | lingyun@9d57f9229b66:~/install/bin$ ls |
| | | gpiodetect gpiofind gpioget gpioinfo gpiomon gpioset iperf3 |
| | | ``` |
| | | |
| | |
| | | |
| | | [GitHub - rockchip-linux/rknpu2](https://github.com/rockchip-linux/rknpu2?tab=readme-ov-file) |
| | | |
| | | 1. 进入/home/anheng/rk3568/rknpu2-master/examples/rknn_yolov5_demo目录 |
| | | 1. 进入~/rk3568/rknpu2-master/examples/rknn_yolov5_demo目录 |
| | | |
| | | 2. `vim build-linux_RK3566_RK3568.sh` |
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| | |  |
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| | | 5. 用adb命令将/home/anheng/rk3568/rknpu2-master/examples/rknn_yolov5_demo/install目录下的rknn_yolov5_demo_Linux文件夹上传到开发板的/data目录下 |
| | | 5. 用adb命令将~/rk3568/rknpu2-master/examples/rknn_yolov5_demo/install目录下的rknn_yolov5_demo_Linux文件夹上传到开发板的/data目录下 |
| | | |
| | | 6. 指定库文件路径 `export LD_LIBRARY_PATH=/data/rknn_yolov5_demo_Linux/lib ` |
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