Hasty Briefsbeta

Writing a Hypervisor in 1k Lines

12 days ago
  • #Rust
  • #RISC-V
  • #hypervisor
  • Tutorial on building a hypervisor from scratch in 1,000 lines of code.
  • Focuses on a type-1 hypervisor for 64-bit RISC-V with hypervisor extension (on QEMU).
  • Target audience: developers who completed 'Operating System in 1,000 Lines'.
  • Written in stable Rust, not requiring nightly builds.
  • Hypervisors described as hardware-assisted event handlers, akin to a 'catch' block in JavaScript.
  • Potential applications include emulating hardware, security boundaries like gVisor, and application-specific environments like Hyperlight.
  • Book is publicly available at 1000hv.seiya.me.