ConfigA
iowrite8(ioread8(ioaddr + ConfigA) | 0x03, ioaddr + ConfigA);
RxConfig, TxConfig, IntrEnable, ConfigA, ConfigB, ConfigC, ConfigD,
n = inb(pioaddr + ConfigA) | 0x20;
outb(n, pioaddr + ConfigA);
iowrite8(ioread8(ioaddr + ConfigA) & 0xFC, ioaddr + ConfigA);