1d4cdca3fSMatthew Dillon 24a08b684SThomas Nikolajsen DRAGONFLY 'Live CD' README.USB 3d4cdca3fSMatthew Dillon 44a08b684SThomas Nikolajsen When booting from 'Live CD', the USB subsystem is activated by the 5*445d621dSSascha Wildner default boot. This includes the primary USB, OHCI, EHCI and XHCI 6*445d621dSSascha Wildner drivers. On some systems it might be needed to not start the EHCI 7*445d621dSSascha Wildner driver (for USB 2.0) or XHCI driver (for USB 3.0) to be able to run 8*445d621dSSascha Wildner DragonFly. This is done by: 9*445d621dSSascha Wildner 10*445d621dSSascha Wildner For EHCI 11*445d621dSSascha Wildner ======== 12d4cdca3fSMatthew Dillon 134a08b684SThomas Nikolajsen - 'unset ehci_load' in loader prompt, or 144a08b684SThomas Nikolajsen - choosing 'safe mode' in boot prompt, or 154a08b684SThomas Nikolajsen - 'set hint.ehci.0.disabled=0' in /boot/loader.conf 16d4cdca3fSMatthew Dillon 17*445d621dSSascha Wildner For XHCI 18*445d621dSSascha Wildner ======== 19*445d621dSSascha Wildner 20*445d621dSSascha Wildner - 'unset xhci_load' in loader prompt, or 21*445d621dSSascha Wildner - choosing 'safe mode' in boot prompt, or 22*445d621dSSascha Wildner - 'set hint.xhci.0.disabled=0' in /boot/loader.conf 23