HelenOS sources

trb_splitter_init  193 uspace/drv/bus/usb/xhci/transfers.c 	trb_splitter_init(&splitter, transfer);
trb_splitter_init  256 uspace/drv/bus/usb/xhci/transfers.c 	trb_splitter_init(&splitter, transfer);
HelenOS homepage, sources at GitHub