Unnamed repository; edit this file 'description' to name the repository. http://cgit.235523.xyz/rt-thread.git/atom/libcpu?h=v4.1.0-beta 2022-01-29T08:11:42Z 2022-01-29T08:11:42Z Man, Jianting (Meco) 920369182@qq.com 2022-01-28T18:50:04Z urn:sha1:71ba65e7c0fdb388aa35e019fefbbb5672d39d0a 原始提交PR：https://gitee.com/rtthread/rt-thread/pulls/372 提交者：https://gitee.com/wei-handong ---------------------- 在TI公司C6000 DSP处理器上成功移植rt-thread操作系统；主要在libcpu/ti-dsp/c6x添加keystone架构底层代码，在bsp/ti-c6678添加bsp工程，该工程已在本人的开发板上成功运行 * 添加TMS320C6678处理器，keystone架构底层代码 * 添加支持中断栈部分代码，修改格式 * 修改汇编rt_hw_context_switch_to处关于时间槽的使用；修改格式 * 修改使用C语言构建任务栈帧，清除fls和ffs对<c6x.h>文件的依赖 * 修改bsp tms320c6678工程，并测试 * 删除依赖TI的KeyStone_common.c文件 * 添加编译说明 * update bsp/ti-tms320c6678/README.md. * format code Co-authored-by: Huang bo <hb265419@126.com> Co-authored-by: hdwei <1147479335@qq.com> Co-authored-by: bernard <bernard.xiong@gmail.com> Co-authored-by: rtthread-bot <48120998+rtthread-bot@users.noreply.github.com> Co-authored-by: Meco Man <920369182@qq.com> 2022-01-25T07:00:47Z Man, Jianting (Meco) 920369182@qq.com 2022-01-25T07:00:47Z urn:sha1:5a0fea69877922bf6e06b7da0abfbf128b8b842c * [cpu] 增加ARCH_CPU_BIG_ENDIAN - 之前RT_USING_BIG_ENDIAN的命名并不合理，予以替换为ARCH_CPU_BIG_ENDIAN - 删除一处多余的ARCH_CPU_64BIT - 整理了libcpu/Kconfig的格式 * [libcpu][Kconfig] Cortex-M4&7 select ARCH_ARM_CORTEX_FPU * revert last commit 2022-01-20T12:57:35Z Meco Man 920369182@qq.com 2022-01-18T05:35:13Z urn:sha1:563e49890c597c53adba954063c37b03644c5c69 2022-01-14T14:36:14Z Bernard Xiong bernard.xiong@gmail.com 2022-01-14T14:36:14Z urn:sha1:5decbb5170002bd9a7c425b29520644ee092497c [bugfix] libcpu/arm/cortex-m/context_gcc: 修复thumb指令集汇编语法错误 2022-01-08T10:24:02Z GuEe-GUI 2991707448@qq.com 2022-01-07T05:49:06Z urn:sha1:353f717037b57f663ddce9447fd05700f3087a66 2021-12-29T19:15:38Z Meco Man 920369182@qq.com 2021-12-29T19:14:07Z urn:sha1:5187d75af538d9ae268e7d4d31dd412f20d0a63d 2021-12-29T17:27:25Z Meco Man 920369182@qq.com 2021-12-29T04:25:16Z urn:sha1:c8dcf7cc6805bcf5380d524d7a5c44e2ff366128 2021-12-22T23:57:16Z Man, Jianting (Meco) 920369182@qq.com 2021-12-22T23:57:16Z urn:sha1:ed1f8b3f6411a74a80c2d2288b12bf75eacc008b This reverts commit a5f6fdc780d55f2bf2a1624815879e15c51082b5. 2021-12-22T05:03:05Z guozhanxin guozhanxin@rt-thread.com 2021-12-21T16:39:08Z urn:sha1:a5f6fdc780d55f2bf2a1624815879e15c51082b5 2021-12-09T03:22:46Z jiladahe1997 972931182@qq.com 2021-12-09T03:22:46Z urn:sha1:433e5f81473f71e36fbfb2a4ca5fcbb6b28f57b2 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>