From a6bd76641ffff95745745eac5c623d014bd99ca7 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=E9=9B=B6=E4=B8=AD=E6=96=AD=E5=BB=B6=E8=BF=9F=E7=9A=84RTOS?= Date: Mon, 3 Aug 2026 04:13:26 +0000 Subject: [PATCH] update Demo-Build/RISC-V32/readme.txt. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: 零中断延迟的RTOS --- Demo-Build/RISC-V32/readme.txt | 2 ++ 1 file changed, 2 insertions(+) diff --git a/Demo-Build/RISC-V32/readme.txt b/Demo-Build/RISC-V32/readme.txt index 5070a333..a9f32da7 100644 --- a/Demo-Build/RISC-V32/readme.txt +++ b/Demo-Build/RISC-V32/readme.txt @@ -17,6 +17,8 @@ RISC-V32 之系统构建 (2)中断函数的声明原则等同裸机 即如果最大硬件压栈深度为3级,需要将低优先级的三级中断声明为 硬件压栈,高优先级的中断声明为软件压栈。 + (3)系统在任务切换时会使用中断优先级阈值寄存器(0xE000E040) + 做临界保护,所以建议用户不要使用该寄存器,以免冲突。 移植流程(以 MRS2 为例)