justxuewei / project-rCore

Yet another rCore implementation by justxuewei

Project rCore

Yet another rCore implementation by justxuewei, the original version you may refer to rcore-os/rCore-Tutorial-v3.

Contents

In this repo:

• os: rCore operatering system running on riscv64.
• user: user applications.
• ch1-exercises
  • ls: ls program, reference.
  • backtrace: (WIP: encountered segmentation fault) backtrace using base pointer and frame pointer running on Linux x64, reference.
• ch2-exercises
  • backtrace: implemented at stack_trace.rs.
  • get-task-info: implemented at os: syscall/task_info.rs and user: 05get_task_info.rs.
  • app-elapsed-time: implemented at batch::app_running_time.
  • syscall-times: implemented at batch::stat_syscall.

Reviews (in chinese):

• Project rCore: 地址空间
• Project rCore: 进程
• Project rCore: 文件系统
• Project rCore: 进程间通讯

Tips

VSCode configs for riscv64 target to avoid #![no_std] warning.

// ref: https://github.com/rust-lang/vscode-rust/issues/729
// for rust extenstion:
{
    "rust.target": "riscv64gc-unknown-none-elf",
    "rust.all_targets": false
}

// for rust-analyzer extenstion:
{
    "rust-analyzer.cargo.target": "riscv64gc-unknown-none-elf",
    "rust-analyzer.checkOnSave.allTargets": false
}

Recommended extensions for VSCode

• rust-analyzer
• GitLens
• RISC-V Support
• Markdown All in One
• Makefile Tools