REG_ACTL
fd->base + REG_ACTL);
outb(ACTL_RESET | PARITY_MASK, fd->base + REG_ACTL);
outb(PARITY_MASK, base + REG_ACTL);
outb(PARITY_MASK, fd->base + REG_ACTL);
outb(ACTL_IRQEN | PARITY_MASK, fd->base + REG_ACTL);
outb(ACTL_IRQEN | PARITY_MASK, fd->base + REG_ACTL);
PARITY_MASK, fd->base + REG_ACTL);
fd->base + REG_ACTL);
PARITY_MASK, fd->base + REG_ACTL);
fd->base + REG_ACTL);
outb(ACTL_ARB | ACTL_IRQEN | PARITY_MASK, fd->base + REG_ACTL);