I found this article to be helpful on how PCIe interacts with the CPU: http://xillybus.com/tutorials/pci-express-tlp-pcie-primer-tutorial-guide-1 http://xillybu

I found this article to be helpful on how PCIe interacts with the CPU: http://xillybus.com/tutorials/pci-express-tlp-pcie-primer-tutorial-guide-1 http://xillybus.com/tutorials/pci-express-tlp-pcie-primer-tu...