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[MichaelLindman]

You should give this a read, it is very informative post about PCIe passthrough.

The Pragmatic Neckbeard 3: VFIO, IOMMU and PCIe

Intro In this installation we are going to be discussing the technology behind PCI Passthrough to VMs. The concept of passthrough is relatively simple. You take a physical device and forward it’s memory registers to the VM. A simple idea, however, doesn’t make an implementation simple. There’s a lot that goes into passthrough, and a bunch of ex…