Updates in March 2020

In this post, we explore cooperative multitasking and the async/await feature of Rust. We take a detailed look at how async/await works in Rust, including the design of the Future trait, the state machine transformation, and pinning. We then add basic support for async/await to our kernel by creating an asynchronous keyboard task and a basic...

This post gives an overview of the recent updates to the Writing an OS in Rust blog and the corresponding libraries and tools. blog_os The repository of the Writing an OS in Rust blog received the following updates: Mention potential bump allocator extensions Don’t panic on overflow in allocator; return null pointer instead Update Allocator...

This post gives an overview of the recent updates to the Writing an OS in Rust blog and the corresponding libraries and tools. blog_os The repository of the Writing an OS in Rust blog received the following updates: Move #[global_allocator] into allocator module Update many_boxes test to scale with heap size New post about allocator designs 🎉...

This post explains how to implement heap allocators from scratch. It presents and discusses different allocator designs, including bump allocation, linked list allocation, and fixed-size block allocation. For each of the three designs, we will create a basic implementation that can be used for our kernel. This blog is openly developed on GitHub....

Happy New Year! This post gives an overview of the recent updates to the Writing an OS in Rust blog and the corresponding libraries and tools. blog_os The repository of the Writing an OS in Rust blog received the following updates: Update x86_64 dependency to version 0.8.1. This included the dependency update itself, an update of the frame...