PPBUS_IVAR_INTR
case PPBUS_IVAR_INTR:
case PPBUS_IVAR_INTR:
case PPBUS_IVAR_INTR:
case PPBUS_IVAR_INTR:
error = ppbus_read_ivar(device_parent(dev), PPBUS_IVAR_INTR, &val);
error = ppbus_write_ivar(device_parent(dev), PPBUS_IVAR_INTR, &val);
case PPBUS_IVAR_INTR:
case PPBUS_IVAR_INTR:
if(ppbus_write_ivar(self, PPBUS_IVAR_INTR, &val) != 0) {