> For the complete documentation index, see [llms.txt](https://nankai.gitbook.io/ucore-os-on-risc-v64/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://nankai.gitbook.io/ucore-os-on-risc-v64/lab1/shi-yan-mu-de.md).

# 实验目的

1. 了解CPU的中断机制
2. 了解RISC-v架构是如何支持CPU中断的
3. 掌握与软件相关的中断处理
4. 掌握时钟中断管理