SUN4V_TLB_REAL_W
tte.data |= SUN4V_TLB_REAL_W|SUN4V_TLB_W;
tte.data |= SUN4V_TLB_REAL_W;
data &= ~(SUN4V_TLB_W|SUN4V_TLB_REAL_W);
clear = SUN4V_TLB_REAL_W|SUN4V_TLB_W;