Symbol: XHCI_TRB_TYPE_ENABLE_SLOT
sys/dev/usb/controller/xhci.c
1371
trb.dwTrb3 = htole32(XHCI_TRB_3_TYPE_SET(XHCI_TRB_TYPE_ENABLE_SLOT));
usr.sbin/bhyve/pci_xhci.c
1443
case XHCI_TRB_TYPE_ENABLE_SLOT: /* 0x09 */