PCI9111_AI_TRIG_CTRL_REG
flags = inb(dev->iobase + PCI9111_AI_TRIG_CTRL_REG);
outb(0, dev->iobase + PCI9111_AI_TRIG_CTRL_REG);
outb(trig, dev->iobase + PCI9111_AI_TRIG_CTRL_REG);
outb(0, dev->iobase + PCI9111_AI_TRIG_CTRL_REG);