PCI1753E_INT_REG
outb(0x88, dev->iobase + PCI1753E_INT_REG(0));
outb(0x80, dev->iobase + PCI1753E_INT_REG(1));
outb(0x80, dev->iobase + PCI1753E_INT_REG(2));
outb(0x80, dev->iobase + PCI1753E_INT_REG(3));