PCI_BRIDGE_STATIO_IOLIMIT
limitr = __SHIFTOUT(io, PCI_BRIDGE_STATIO_IOLIMIT) >> 4;
& PCI_BRIDGE_STATIO_IOADDR, PCI_BRIDGE_STATIO_IOLIMIT));
PCI_BRIDGE_STATIO_IOLIMIT);
(((__SHIFTOUT((reg), PCI_BRIDGE_STATIO_IOLIMIT) \