---
title: "Making an RISC-V OS (Part 3): Managing free memory"
url: https://daily.dev/posts/making-an-risc-v-os-part-3-managing-free-memory-dqfndazh7
source_url: https://traxys.me/riscv_os_buddy.html
type: article
source: "Hacker News"
published: 2024-04-10T04:52:35.994Z
updated: 2024-08-02T02:13:00.440Z
tags: ["arm"]
reading_time: 11
upvotes: 0
comments: 0
language: en
---

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# Making an RISC-V OS (Part 3): Managing free memory

**[Hacker News](https://daily.dev/sources/hn)** · 11 min read · 0 upvotes · 0 comments

## Summary

The post discusses how to manage free memory in an RISC-V OS. It explains the use of device trees to gather system specs and the implementation of a buddy allocator in the page allocator.

## Full article

daily.dev links to this article rather than hosting it. Read it at the original source: <https://traxys.me/riscv_os_buddy.html>

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---

Tags: [#arm](https://daily.dev/tags/arm)

[View this post on daily.dev](https://daily.dev/posts/making-an-risc-v-os-part-3-managing-free-memory-dqfndazh7)