HelenOS sources
XHCI_CR_STATE_OPEN 171 uspace/drv/bus/usb/xhci/commands.c if (state == XHCI_CR_STATE_OPEN || state == XHCI_CR_STATE_CLOSED)
XHCI_CR_STATE_OPEN 185 uspace/drv/bus/usb/xhci/commands.c case XHCI_CR_STATE_OPEN:
XHCI_CR_STATE_OPEN 277 uspace/drv/bus/usb/xhci/commands.c cr_set_state(cr, XHCI_CR_STATE_OPEN);
XHCI_CR_STATE_OPEN 378 uspace/drv/bus/usb/xhci/commands.c cr_set_state(cr, XHCI_CR_STATE_OPEN);
XHCI_CR_STATE_OPEN 690 uspace/drv/bus/usb/xhci/commands.c cr_set_state(cr, XHCI_CR_STATE_OPEN);
HelenOS homepage, sources at GitHub