IOPMU_OUTBOUND_INT_POSTQUEUE
~(IOPMU_OUTBOUND_INT_POSTQUEUE | IOPMU_OUTBOUND_INT_MSG0));
int_mask |= IOPMU_OUTBOUND_INT_POSTQUEUE | IOPMU_OUTBOUND_INT_MSG0;
if (status & IOPMU_OUTBOUND_INT_POSTQUEUE) {