Commit Graph

11 Commits

Author SHA1 Message Date
Shell 397cdcd132
[libcpu] discard rt_current_thread (#8976)
* [libcpu] rv64: discard rt_current_thread

* arm: using rt_thread_self to fetch current TCB
2024-05-26 22:00:17 +08:00
tangzz98 acc66c5479
实现MPU抽象层 (#8080)
- 为RT-Thread设计MPU抽象层,支持ARMV7-M,ARMV8-M架构,让用户使用MPU检测栈溢出等内存问题,实现线程内存隔离
- 在components/mp目录下提供通用的API,libcpu目录下提供各处理器架构的具体实现
- 在STM32U575 NUCLEO, STM32H75 NUCLEO开发板测试通过
2023-10-30 08:24:55 -04:00
blta b1a9c4c4ea
[libcpu/arm]: add dsb and isb instructions in the end of rt_hw_context_switch_to (#5748) 2022-04-08 12:52:22 +08:00
Meco Man 563e49890c [asm] 解决tab和空格混用的问题 2022-01-20 20:57:35 +08:00
jiladahe1997 433e5f8147 [bugfix] libcpu/arm/cortex-m/context_gcc: 修复thumb指令集汇编语法错误
当使用thumb指令集时,要求汇编语法中的“条件执行”要跟在IT指令后面,否则会编译不通过。
报错如下:Error: thumb conditional instruction should be in IT block -- `moveq r4,#0x01'

虽然可以通过指定"-Wa,-mimplicit-it=thumb"选项来告诉编译器识别隐式的IT指令,但是能在代码里面直接加上IT指令的话更好。

thumb指令集“条件执行”arm官网文档:
    https://developer.arm.com/documentation/dui0473/m/condition-codes/conditional-execution-in-thumb-state

参考论坛帖子:
    https://club.rt-thread.org/ask/question/433887.html
    https://club.rt-thread.org/ask/question/4188.html

Signed-off-by: Mingrui Ren <jiladahe1997@gmail.com>
2021-12-09 11:22:46 +08:00
aozima c3d63e49de set Systick interrupt priority to the lowest 2020-05-30 15:23:25 +08:00
Bernard Xiong 7c425408b4 [license] Change the license of libarm to Apache. 2018-10-15 01:35:07 +08:00
aozima d431f4b5f9 [libcpu][comtex-m7] enhancement hard fault exception handler. 2018-07-25 21:39:45 +08:00
aozima dd1041bb7f [libcpu]: fixed #1196 FPU FPCA issue. 2018-01-31 18:54:11 +08:00
aozima 9b7303e511 update libcpu: ensure fault enable. 2017-08-18 11:12:58 +08:00
nongxiaoming af8a91457e [bsp]add the stm32f74x bsp. 2015-08-07 13:30:13 +08:00