0490f719b38461f620afd8b236ef203e06ec967e5455a01b


https://github.com/QQxiaoming/quard_star_tutorial

GitHub - QQxiaoming/quard_star_tutorial: This project aims to build an Embedded Linux System, in order to analyze the chip from the power-on execution of the first instruction to the entire system running, based on qemu simulator development board. 本项目旨在真正从0开始构建嵌入式linux系统，为了剖析芯片从上电开始执行第一条指令到整个系统运行，基于qemu定制模拟器开发板。This project aims to build an Embedded Linux System, in order to analyze the chip from the power-on execution of the first instruction to the entire system running, based on qemu simulator developm...github.com

중국 레포지토리이고

내용은 가상의 riscv 보드를 만들고 그 위에 부트로더부터 리눅스 커널까지 올리기 튜토리얼임

Opensbi 써서
Trusted zone, untrusted zone 나눠서 각각을 다른 시리얼로 내보내기

Gdb 써서 디버깅도 가능