CBB_MEMHMAPPED
sc->sc_flags &= ~CBB_MEMHMAPPED;
sc->sc_flags |= CBB_MEMHMAPPED;
sc->sc_flags |= CBB_MEMHMAPPED;
switch (sc->sc_flags & (CBB_MEMHMAPPED|CBB_SPECMAPPED)) {
case CBB_MEMHMAPPED:
case CBB_MEMHMAPPED|CBB_SPECMAPPED:
sc->sc_flags &= ~(CBB_MEMHMAPPED|CBB_SPECMAPPED);
if (!(sc->sc_flags & CBB_MEMHMAPPED)) {
sc->sc_flags |= CBB_MEMHMAPPED|CBB_SPECMAPPED;