2022-11-10 22:22:48 +08:00
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# AARCH32 工作模式使用
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- 当开发者需要基于 Phytium 系列芯片进行开发时,可以从以下几个步骤出发配置芯片
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2023-05-11 10:25:21 +08:00
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## 1. 准备编译环境
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2024-06-16 15:42:37 +08:00
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- 在aarch32目录下创建tools文件夹,用于存放编译链,目前支持在以下两种环境进行开发
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```shell
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mkdir tools
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```
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2024-06-16 15:42:37 +08:00
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注:使用RT-Smart编译链也可编译RT-Thread,但当前不支持C++
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2024-01-13 23:01:55 +08:00
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### Ubuntu 环境
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2024-06-16 15:42:37 +08:00
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#### RT-Thread
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- 点击[下载编译链工具](https://developer.arm.com/-/media/Files/downloads/gnu-a/10.3-2021.07/binrel/gcc-arm-10.3-2021.07-x86_64-arm-none-eabi.tar.xz)压缩包,放置在tools目录下
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- 在tools目录下,使用tar命令解压缩
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```shell
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tar xvf gcc-arm-10.3-2021.07-x86_64-arm-none-eabi.tar.xz
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```
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
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- 返回`aarch32`目录,运行`thread-env.sh脚本`,生效环境变量
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```shell
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source ./thread-env.sh
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```
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- 如下所示是`aarch32`编译相关的环境变量,运行`scons`前要确保环境变量设置正确
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
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#### RT-Smart
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2024-01-13 23:01:55 +08:00
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- 点击[下载编译链工具](https://github.com/RT-Thread/toolchains-ci/releases/tag/v1.7)压缩包,放置在tools目录下,如下所示
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2024-01-13 23:01:55 +08:00
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
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2022-11-10 22:22:48 +08:00
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2024-01-13 23:01:55 +08:00
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- 在tools目录下,使用tar命令解压缩
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2023-12-18 20:27:12 +08:00
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```shell
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tar jxvf arm-linux-musleabi_for_x86_64-pc-linux-gnu_stable.tar.bz2
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```
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2024-01-13 23:01:55 +08:00
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
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- 返回`aarch32`目录,运行smart-env.sh脚本,生效环境变量
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2023-12-18 20:27:12 +08:00
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```shell
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source ./smart-env.sh
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```
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2024-01-13 23:01:55 +08:00
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- 如下所示是`aarch32`编译相关的环境变量,运行`scons`前要确保环境变量设置正确
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2023-05-11 10:25:21 +08:00
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2024-01-13 23:01:55 +08:00
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
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2023-05-11 10:25:21 +08:00
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2024-01-13 23:01:55 +08:00
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- 输入以下指令进行编译,初次编译会拉取`phytium_standalone_sdk工具包`,请确保当前环境下网络畅通
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```shell
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scons -j8
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```
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
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2024-01-13 23:01:55 +08:00
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- 完成编译之后aarch32目录下将会生成以下几个文件
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```
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rtthread_a32.bin
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rtthread_a32.elf
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rtthread_a32.map
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```
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2023-05-11 10:25:21 +08:00
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2024-01-13 23:01:55 +08:00
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### RT-Thread env 环境
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2024-06-16 15:42:37 +08:00
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#### RT-Thread
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- RT-Thread env 环境已经内嵌的`aarch32`编译链,运行`thread-env.bat`脚本,生效环境变量即可
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```shell
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.\thread-env.bat
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```
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#### RT-Smart
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2024-01-13 23:01:55 +08:00
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- 点击[下载编译链工具](https://pan.baidu.com/s/1p7PRhV3dTGIb7hxv34YWYw)压缩包,提取码:ndxq
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2023-11-21 17:42:23 +08:00
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2024-01-13 23:01:55 +08:00
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- 在tools目录下,将下载好的编译链工具压缩包解压缩,如下所示
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2024-01-13 23:01:55 +08:00
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
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- 返回`aarch32`目录,运行smart-env.bat脚本,生效环境变量
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2023-11-21 17:42:23 +08:00
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```shell
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.\smart-env.bat
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```
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2023-11-21 17:42:23 +08:00
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2024-01-13 23:01:55 +08:00
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- 输入以下指令进行编译,初次编译会拉取`phytium_standalone_sdk工具包`,请确保当前环境下网络畅通
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```shell
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scons -j8
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```
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
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2023-11-21 17:42:23 +08:00
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2024-01-13 23:01:55 +08:00
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- 完成编译之后aarch32目录下将会生成以下几个文件
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```
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rtthread_a32.bin
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rtthread_a32.elf
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rtthread_a32.map
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```
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## 2. 如何选择开发板
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2024-01-13 23:01:55 +08:00
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>注:在 RT-Thread env 环境下使用`menuconfig`指令即可打开配置菜单,在Ubuntu下需要使用`scons --menuconfig`
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- 以 E2000Q RT-Thread为例,Linux 环境下,运行`make load_e2000d_demo_rtthread`加载默认的 rtconfig, 然后输入下列命令,进入 menuconfig 进一步配置
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```shell
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scons --menuconfig
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```
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开发者通过以下选择进行配置
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```
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Standalone Setting > Board Configuration > Chip
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```
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2023-11-21 17:42:23 +08:00
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
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## 3. 如何选择驱动
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```shell
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scons --menuconfig
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```
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开发者通过以下选项进行驱动的使能
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```
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Hardware Drivers > On-chip Peripheral Drivers
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```
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
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2023-05-11 10:25:21 +08:00
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## 4. 开启SDK中内部调试信息
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```shell
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scons --menuconfig
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```
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2024-01-13 23:01:55 +08:00
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开发者通过以下选项开启调试信息
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2023-11-21 17:42:23 +08:00
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
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2022-11-10 22:22:48 +08:00
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2024-01-13 23:01:55 +08:00
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## 5. 如何切换至 RT-Thread Smart 工作模式
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2024-01-13 23:01:55 +08:00
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### Ubuntu环境下可使用以下指令加载RT-Smart默认配置
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2024-01-13 23:01:55 +08:00
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- 以E2000D_DEMO开发板为例
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```shell
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make load_e2000d_demo_rtsmart
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```
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2024-01-13 23:01:55 +08:00
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### RT-Thread env环境不方便安装make工具,可按照以下步骤加载RT-Smart默认配置
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1. 查看`makefile`文件,找到`make load_e2000d_demo_rtsmart`
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
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2024-01-13 23:01:55 +08:00
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2. 输入以下指令
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```shell
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cp ./configs/e2000d_demo_rtsmart ./.config -f
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cp ./configs/e2000d_demo_rtsmart.h ./rtconfig.h -f
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scons -c
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```
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2024-01-13 23:01:55 +08:00
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## 6. 启动镜像程序
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2024-01-13 23:01:55 +08:00
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1. 完成配置后,使用以下指令进行clean和重新编译
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```shell
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scons -c
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scons -j8
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```
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2. 按照指导[启动镜像程序](../doc/how_to_flashed_binary.md)
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