PCIR_PMLIMITH_1
mv_pcib_write_config(sc->sc_dev, bus, slot, func, PCIR_PMLIMITH_1,
pci_write_config(dev, PCIR_PMLIMITH_1, 0, 4);
pci_write_config(dev, PCIR_PMLIMITH_1,
pci_read_config(dev, PCIR_PMLIMITH_1, 4),
pci_read_config(root, PCIR_PMLIMITH_1, 4),
read_config(fd, &p->pc_sel, PCIR_PMLIMITH_1, 4),