PCIR_IOBASEL_1
iolow = pci_read_config(dev, PCIR_IOBASEL_1, 1);
pci_read_config(dev, PCIR_IOBASEL_1, 1));
sc->iobase = PCI_PPBIOBASE(0, pci_read_config(dev, PCIR_IOBASEL_1, 1));
val = read_config(fd, &p->pc_sel, PCIR_IOBASEL_1, 1);
print_window(PCIR_IOBASEL_1, "I/O Port", range, base, limit);