PCI_BRIDGE_STATIO_REG
pci_conf_write(NULL, starttag, PCI_BRIDGE_STATIO_REG, val);
pci_conf_read(NULL, starttag, PCI_BRIDGE_STATIO_REG) & 0xffff);
val = pci_conf_read(NULL, starttag, PCI_BRIDGE_STATIO_REG);
PCI_BRIDGE_STATIO_REG,
pci_conf_read(pc, tag, PCI_BRIDGE_STATIO_REG),
pci_conf_write(pc, pci_bus_tag[busnum], PCI_BRIDGE_STATIO_REG,
res = pci_conf_read(pc, tag, PCI_BRIDGE_STATIO_REG);
rval = regs[o2i(PCI_BRIDGE_STATIO_REG)];
io = pci_conf_read(pb->pc, pd->tag, PCI_BRIDGE_STATIO_REG) &
pci_conf_write(pb->pc, pd->tag, PCI_BRIDGE_STATIO_REG, io);
io = pci_conf_read(parent->pc, pd->tag, PCI_BRIDGE_STATIO_REG);
reg = pci_conf_read(pc, pa->pa_tag, PCI_BRIDGE_STATIO_REG);