You can have a look at this project that shows how with proper abstractions you can minimize unsafe Rust for low level firmware. Specifically look for page toke

You can have a look at this project that shows how with proper abstractions you can minimize unsafe Rust for low level firmware. Specifically look for page token, page allocator and page table implementations: https://github.com/IBM/ACE-RISCV https://github.com/IBM/ACE-RISCV