Symbol: UHCI_SIZE_OF_HW_FRNUM
usr/src/uts/common/io/usb/hcd/uhci/uhciutil.c
4618
sw_frnum >>= UHCI_SIZE_OF_HW_FRNUM - 1;
usr/src/uts/common/io/usb/hcd/uhci/uhciutil.c
4620
((++sw_frnum << (UHCI_SIZE_OF_HW_FRNUM - 1)) | hw_frnum);