Section 4
- xb360gp · XBox 360 gamepad driver
- xbf · Xen Blkfront virtual disk
- xbox · SPARC SBus Expansion Subsystem
- xe · Xircom PCMCIA Ethernet device driver
- xen · Xen Hypervisor Support
- xf86 · X Window System aperture driver
- xge · Neterion Xframe/Xframe II 10Gb Ethernet device
- xhci · USB eXtensible Host Controller driver
- xicp · XICP interrupt controller presenter
- xics · XICS interrupt source controller
- xirc2ps_cs · Xircom CE2ps (and newer) device driver
- xircnw_cs · Xircom Creditcard Netwave device driver
- xive · XIVE interrupt controller
- xl · 3Com Etherlink XL and Fast Etherlink XL Ethernet device driver
- xlights · Xserve G4 and G5 front panel LEDs
- xmphy · XaQti XMAC-II Gigabit Ethernet PHY
- xnb · Xen Paravirtualized Backend Ethernet Driver
- xnf · Xen Netfront networking interface
- xorg-xwiimote · X.Org Nintendo Wii Remote Input Driver
- xp · HD647180X I/O processor
- xpt · CAM transport layer interface
- xspd · XenSource Platform Device driver