HelenOS sources

HUB_STATUS_CHANGE_PIPE   55 uspace/drv/bus/usb/ehci/ehci_rh.c 	HUB_STATUS_CHANGE_PIPE = 1,
HUB_STATUS_CHANGE_PIPE   54 uspace/drv/bus/usb/ohci/ohci_rh.c 	HUB_STATUS_CHANGE_PIPE = 1,
HUB_STATUS_CHANGE_PIPE   46 uspace/drv/bus/usb/uhci/uhci_rh.h #define HUB_STATUS_CHANGE_PIPE   1
HUB_STATUS_CHANGE_PIPE   49 uspace/drv/bus/usb/vhc/hub/virthub.h #define HUB_STATUS_CHANGE_PIPE 1