*/
 
 unsigned long pci_hose_phys_to_bus (struct pci_controller *hose,
-                                   unsigned long phys_addr,
+                                   phys_addr_t phys_addr,
                                    unsigned long flags)
 {
        struct pci_region *res;
        return 0;
 }
 
-unsigned long pci_hose_bus_to_phys(struct pci_controller* hose,
-                                  unsigned long bus_addr,
-                                  unsigned long flags)
+phys_addr_t pci_hose_bus_to_phys(struct pci_controller* hose,
+                                unsigned long bus_addr,
+                                unsigned long flags)
 {
        struct pci_region *res;
        int i;
 
 
 struct pci_region {
        unsigned long bus_start;                /* Start on the bus */
-       unsigned long phys_start;               /* Start in physical address space */
+       phys_addr_t phys_start;                 /* Start in physical address space */
        unsigned long size;                     /* Size */
        unsigned long flags;                    /* Resource flags */
 
 
 extern __inline__ void pci_set_region(struct pci_region *reg,
                                      unsigned long bus_start,
-                                     unsigned long phys_start,
+                                     phys_addr_t phys_start,
                                      unsigned long size,
                                      unsigned long flags) {
        reg->bus_start  = bus_start;
 
 extern void pci_setup_indirect(struct pci_controller* hose, u32 cfg_addr, u32 cfg_data);
 
-extern unsigned long pci_hose_bus_to_phys(struct pci_controller* hose,
-                                         unsigned long addr, unsigned long flags);
+extern phys_addr_t pci_hose_bus_to_phys(struct pci_controller* hose,
+                                       unsigned long addr, unsigned long flags);
 extern unsigned long pci_hose_phys_to_bus(struct pci_controller* hose,
-                                         unsigned long addr, unsigned long flags);
+                                         phys_addr_t addr, unsigned long flags);
 
 #define pci_phys_to_bus(dev, addr, flags) \
        pci_hose_phys_to_bus(pci_bus_to_hose(PCI_BUS(dev)), (addr), (flags))