PCI_BRIDGE_PREFETCHMEM_REG
pci_conf_write(NULL, starttag, PCI_BRIDGE_PREFETCHMEM_REG, 0x0000ffff);
pci_conf_read(NULL, starttag, PCI_BRIDGE_PREFETCHMEM_REG));
val = pci_conf_read(NULL, starttag, PCI_BRIDGE_PREFETCHMEM_REG);
premem = pci_conf_read(pc, tag, PCI_BRIDGE_PREFETCHMEM_REG);
PCI_BRIDGE_PREFETCHMEM_REG, premem,
pci_conf_write(pc, pci_bus_tag[busnum], PCI_BRIDGE_PREFETCHMEM_REG,
res = pci_conf_read(pc, tag, PCI_BRIDGE_PREFETCHMEM_REG);
rval = regs[o2i(PCI_BRIDGE_PREFETCHMEM_REG)];
mem = pci_conf_read(pb->pc, pd->tag, PCI_BRIDGE_PREFETCHMEM_REG);
pci_conf_write(pb->pc, pd->tag, PCI_BRIDGE_PREFETCHMEM_REG, mem);
PCI_BRIDGE_PREFETCHMEM_REG);
PCI_BRIDGE_PREFETCHMEM_REG);