Aim of this page is to collect and summarise FreeBSD Device and Hardware Driver Development resources into one place to ease and simplify the learning process for folks interested in Driver Development.

• FreeBSD Architecture Handbook (docs.freebsd.org)
• FreeBSD Architecture Handbook: Chapter 9. Writing FreeBSD Device Drivers (docs.freebsd.org)
• FreeBSD.org: Presentations and Papers

• driver(9): Structure describing a device driver
• DRIVER_MODULE(9): Kernel driver declaration macro

• How to Implement a Simple USB Driver for FreeBSD (Mariusz Zaborski, FreeBSD Journal Article October 2021), PDF

• FreeBSD Device Drivers: A Guide for the Intrepid (Author: Joseph Kong, ISBN: 9781593272043) (amazon.com)

• How to write a Device Driver in FreeBSD (John-Mark Gurney) BSDCan 2006, Slides (PDF) Audio: TBA
• Writing and Adapting Device Drivers for FreeBSD (John Baldwin) 2011, Slides (PDF) Talk/Video: ???
• SymDrive: Testing Drivers without Devices (Matthew J. Renzelmann et al) [Video] Paper (PDF) Slides (PDF)
• devmatch -- matching devices to modules: PNP plays matchmaker for kernel modules (Warner Losh) BSDCan 2018 Video Slides

• Developing a FreeBSD driver using Test Driven Development (Eric Joyner and Jacob Keller, BSDCan 2019) Video Test Framework: CppUTest: Unit testing and mocking framework for C/C++)
• Writing FreeBSD IR driver for ARM boards (Ganbold Tsagaankhuu) AsiaBSDCon 2017 Paper (PDF) Video Slides
• Intel QuickAssist Driver: Overview and FreeBSD Port (Fiona Trahe) BSDCan 2016
• FreeBSD ARM32/ARM64: Porting to a new board (Emmanuel Vadot) BSDCan 2018 Video Slides (PDF)