Device Drivers

Writing drivers that bind, work and survive. Taught on lab boards you can break, with the driver model, device tree and DMA covered properly rather than by example.

8 courses · available in all eight cities and live online

The driver model3 courses

DRV-1013 days Character Devices & sysfs Your first working driver: character device registration, file operations, and exposing state through sysfs. Foundation Practitioner-taught SAR 6,750Next 15 Nov DRV-1103 days The Unified Device Model Buses, devices, drivers and classes — the abstraction that makes probe and bind work across every subsystem. Practitioner Practitioner-taught SAR 7,880Next 25 Oct DRV-1204 days Platform Drivers & Device Tree Describing non-discoverable hardware and writing the drivers that consume that description. Practitioner Practitioner-taught SAR 10,500Next 11 Oct

Buses3 courses

DRV-2013 days I2C & SPI Drivers Client drivers for the two buses embedded hardware is built from, including regmap and error recovery. Practitioner Practitioner-taught SAR 7,880Next 18 Oct DRV-2104 days USB Device Drivers The USB stack from descriptors to URBs, on both the host and gadget sides. Practitioner Practitioner-taught SAR 10,500Next 15 Nov DRV-2204 days PCI & PCIe Drivers Enumeration, BARs, MSI-X and DMA for PCIe devices, which is where most accelerator drivers live. Advanced Practitioner-taught SAR 12,000Next 1 Nov

Data movement2 courses

DRV-3013 days DMA Engines & Mappings Moving data without the CPU: the DMA API, coherency, IOMMU interaction and the bugs that only appear under load. Advanced Practitioner-taught SAR 9,000Next 8 Nov DRV-3103 days Interrupts & Threaded IRQs Interrupt handling from the hardware edge to the bottom half, and how to keep hard IRQ context short. Practitioner Practitioner-taught SAR 7,880Next 18 Oct