# mcu_rtthread_kernel **Repository Path**: yocop/mcu_rtthread_kernel ## Basic Information - **Project Name**: mcu_rtthread_kernel - **Description**: No description available - **Primary Language**: Unknown - **License**: Not specified - **Default Branch**: master - **Homepage**: None - **GVP Project**: No ## Statistics - **Stars**: 0 - **Forks**: 0 - **Created**: 2025-01-24 - **Last Updated**: 2025-01-24 ## Categories & Tags **Categories**: Uncategorized **Tags**: None ## README # 概述 `mcu_rtthread_kernel` 是一个玄铁RTOS SDK中面向mcu领域的demo，该demo基于rtthread原生接口实现，可运行在QEMU环境。这个demo提供了rtthread中事件(event)、消息队列(message queue)、互斥量(mutex)、信号量(semaphore)、任务(task)、时间(time)和定时器(timer)的使用范例。 # 基于Linux编译运行 ## 编译 ```bash ./do_build.sh ``` - cpu:
e902 e902m e902t e902mt e906 e906f e906fd e906p e906fp e906fdp e907 e907f e907fd e907p e907fp e907fdp
r910 r920 r908 r908fd r908fdv r908-cp r908fd-cp r908fdv-cp
c906 c906fd c906fdv c908 c908v c908i c910v2 c910v3 c910v3-cp c920v2 c920v3 c920v3-cp
c907 c907fd c907fdv c907fdvm c907-rv32 c907fd-rv32 c907fdv-rv32 c907fdvm-rv32 - platform:
smartl xiaohui 以玄铁`c907fdvm`类型为例，可以使用如下命令编译: ```bash ./do_build.sh c907fdvm xiaohui ``` ## 运行 示例可以基于玄铁QEMU或FPGA平台运行。 ### 基于玄铁QEMU运行 ```bash qemu-system-riscv64 -machine xiaohui -nographic -kernel yoc.elf -cpu c907fdvm ``` #### 终端退出qemu 1. 先Ctrl+a 2. 松开所有按键， 紧接着再按下x键 ### 基于FPGA平台运行 如何基于FPGA平台运行请参考《玄铁RTOS SDK用户手册》 ### 运行结果 串口看到以下内容输出，表示运行成功： ``` \ | / - RT - Thread Operating System / | \ 5.1.0 build Dec 19 2024 10:31:54 2006 - 2024 Copyright by RT-Thread team -------------event_example_main start------------- thread2: send event3 thread1: OR recv event 0x8 thread1: delay 1s to prepare the second event thread2: send event5 thread2: send event3 thread2 leave. -------------event_example_main finish------------- -------------message_example_main start------------- thread2: send message - A thread1: recv msg from msg queue, the content:A thread2: send message - B thread2: send message - C thread2: send message - D thread2: send message - E thread1: recv msg from msg queue, the content:B thread2: send message - F thread2: send message - G thread2: send message - H thread2: send urgent message - I thread2: send message - J thread1: recv msg from msg queue, the content:I thread2: send message - K thread2: send message - L thread2: send message - M thread2: send message - N thread2: send message - O thread1: recv msg from msg queue, the content:C thread2: send message - P thread2: send message - Q thread2: send message - R thread2: send message - S thread2: send message - T thread1: recv msg from msg queue, the content:D message queue stop send, thread2 quit thread1: recv msg from msg queue, the content:E thread1: recv msg from msg queue, the content:F thread1: recv msg from msg queue, the content:G thread1: recv msg from msg queue, the content:H thread1: recv msg from msg queue, the content:J thread1: AND recv event 0x28 thread1 leave. thread1: recv msg from msg queue, the content:K -------------message_example_main finish------------- -------------mutex_example_main start------------- rt_thread_entry2 mutex protect ,number1 = mumber2 is 1 rt_thread_entry1 mutex protect ,number1 = mumber2 is 2 rt_thread_entry2 mutex protect ,number1 = mumber2 is 3 rt_thread_entry1 mutex protect ,number1 = mumber2 is 4 rt_thread_entry2 mutex protect ,number1 = mumber2 is 5 rt_thread_entry1 mutex protect ,number1 = mumber2 is 6 thread1: recv msg from msg queue, the content:L rt_thread_entry2 mutex protect ,number1 = mumber2 is 7 rt_thread_entry1 mutex protect ,number1 = mumber2 is 8 rt_thread_entry2 mutex protect ,number1 = mumber2 is 9 rt_thread_entry1 mutex protect ,number1 = mumber2 is 10 rt_thread_entry2 exit thread1: recv msg from msg queue, the content:M rt_thread_entry1 mutex protect ,number1 = mumber2 is 11 rt_thread_entry1 mutex protect ,number1 = mumber2 is 12 rt_thread_entry1 mutex protect ,number1 = mumber2 is 13 rt_thread_entry1 mutex protect ,number1 = mumber2 is 14 rt_thread_entry1 mutex protect ,number1 = mumber2 is 15 thread1: recv msg from msg queue, the content:N rt_thread_entry1 mutex protect ,number1 = mumber2 is 16 rt_thread_entry1 mutex protect ,number1 = mumber2 is 17 rt_thread_entry1 mutex protect ,number1 = mumber2 is 18 rt_thread_entry1 mutex protect ,number1 = mumber2 is 19 rt_thread_entry1 mutex protect ,number1 = mumber2 is 20 rt_thread_entry1 exit thread1: recv msg from msg queue, the content:O thread1: recv msg from msg queue, the content:P thread1: recv msg from msg queue, the content:Q thread1: recv msg from msg queue, the content:R thread1: recv msg from msg queue, the content:S thread1: recv msg from msg queue, the content:T thread1: detach mq -------------mutex_example_main finish------------- -------------sem_example_main start------------- create done. dynamic semaphore value = 0. thread1 release a dynamic semaphore. thread1 release a dynamic semaphore. thread1 release a dynamic semaphore. thread1 release a dynamic semaphore. thread1 release a dynamic semaphore. thread1 release a dynamic semaphore. thread1 release a dynamic semaphore. thread1 release a dynamic semaphore. thread1 release a dynamic semaphore. thread1 release a dynamic semaphore. rt_thread1_entry exit thread2 take a dynamic semaphore. number = 1 thread2 take a dynamic semaphore. number = 2 thread2 take a dynamic semaphore. number = 3 thread2 take a dynamic semaphore. number = 4 thread2 take a dynamic semaphore. number = 5 thread2 take a dynamic semaphore. number = 6 thread2 take a dynamic semaphore. number = 7 thread2 take a dynamic semaphore. number = 8 thread2 take a dynamic semaphore. number = 9 thread2 take a dynamic semaphore. number = 10 rt_thread2_entry exit -------------sem_example_main finish------------- -------------task_example_main start------------- thread1 count: 0 thread2 count: 0 thread2 count: 1 thread2 count: 2 thread2 count: 3 thread2 count: 4 thread2 count: 5 thread2 count: 6 thread2 count: 7 thread2 count: 8 thread2 count: 9 thread2 exit thread1 count: 1 thread1 count: 2 thread1 count: 3 thread1 count: 4 thread1 exit -------------task_example_main finish------------- -------------time_example_main start------------- kernel systick is 10 ms now time = 2510 ms before 19s.... print cnt every 1s for 10 times -----9 -----8 -----7 -----6 -----5 -----4 -----3 -----2 -----1 -----0 print cnt every 3s for 3 times -----2 -----1 -----0 now time = 21510 ms after 19s, will be delay 1s.... now time = 22510 ms after delay 1s test kernel time successfully! -------------time_example_main finish------------- -------------timer_example_main start------------- periodic timer is timeout 0 periodic timer is timeout 1 one shot timer is timeout periodic timer is timeout 2 periodic timer is timeout 3 periodic timer is timeout 4 periodic timer is timeout 5 periodic timer is timeout 6 periodic timer is timeout 7 periodic timer is timeout 8 periodic timer is timeout 9 periodic timer was stopped! -------------timer_example_main finish------------- kernel all examples finish. ``` # 基于Windows IDE(CDS/CDK)编译运行 如何基于CDS/CDK等IDE编译运行具体请参考《玄铁RTOS SDK用户手册》 # 相关文档和工具 相关文档和工具下载请从玄铁官方站点 https://www.xrvm.cn 搜索下载 1、《玄铁RTOS SDK用户手册》 2、玄铁模拟器QEMU工具 # 注意事项 1、Linux平台下基础环境搭建请参考《玄铁RTOS SDK用户手册》 2、如果出现无法编译情况，请使用`sudo pip install yoctools -U`更新最新版本的yoctools再做尝试。 3、玄铁exx系列cpu仅支持smartl平台，cxx/rxx系列cpu仅支持xiaohui平台。 4、某些示例跟硬件特性相关，QEMU中相关功能可能未模拟，只能在相应FPGA硬件平台上运行。