PCI_PMCSR
reg = pci_conf_read(pc, tag, offset + PCI_PMCSR);
pci_conf_write(pc, tag, offset + PCI_PMCSR, reg);
pmreg + PCI_PMCSR);
pci_conf_write(pc, csc->sc_tag, pmreg + PCI_PMCSR,
reg = pci_conf_read(pc, tag, offset + PCI_PMCSR);
reg = pci_conf_read(pc, tag, offset + PCI_PMCSR);
pci_conf_write(pc, tag, offset + PCI_PMCSR,
if (pci_read(bus, dev, func, ptr + PCI_PMCSR, &pmcsr) != 0)