Agenda for Training course Linux Device Drivers

Day 1: Introduction

• Introduction to Linux device drivers
• Versioning scheme
• Kernel vs. user-space
• License issues
• Where to find help
• A first driver and its Makefile
• The kernel build system
• Working with git

Day 2: Character Drivers

• Stepwise extension of first driver to a real character driver implementing all methods.
• Basic debugging techniques
• Device registration and un-registration
• Resource allocation
• Memory issues
• Data exchange between kernel- and user-space

Day 3: Advanced character drivers functions

• Blocking and nonblocking
• Poll and select
• Memory mapping
• Dealing with concurrency and race conditions
• Advanced locking and lockless techniques

Day 4: Advanced debugging

• Hardware debuggers (BDI2000)
• Procfs and sysfs
• Oops decoding
• Time and delays

Day 5: Interfacing hardware

• Device tree issues (powerpc specific)
• Accessing memory mapped hardware
• Interrupt handling
• Delaying work