WCH makes popular PCIe-to-parallel (IEEE 1284) chips like the , CH352 , CH353 , and CH382 . These chips allow a modern PC without a native parallel port to connect legacy printers (like older laser printers), dongles (e.g., for CNC or EPROM programmers), or other parallel devices.
It sounds like you're looking for information or a driver related to a PCI Express parallel port card. wch pci express parallel driver