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Explore the intricacies of platform device VFIO in this 34-minute conference talk from the Linux Plumbers Conference. Dive into the challenges and potential solutions for extending VFIO framework support to non-PCI devices commonly found in embedded hardware like ARM or PowerPC SoCs. Learn about device enumeration, hardware constraints, and device tree bindings. Examine the current implementation, device resources, subdevices, firmware translation, device relationships, and clock management. Gain insights into outstanding issues and proposed solutions for platform device VFIO, ultimately aiming to expand its capabilities and applications in the Linux ecosystem.
