128 /* accessor function to get bridge filtering limit */
131     pcibus_t limit;  in pci_bridge_get_limit()  local
133         limit = pci_config_get_io_base(bridge,  in pci_bridge_get_limit()
135         limit |= 0xfff;         /* PCI bridge spec 3.2.5.6. */  in pci_bridge_get_limit()
138             limit = pci_config_get_pref_base(  in pci_bridge_get_limit()
141             limit = pci_config_get_memory_base(bridge, PCI_MEMORY_LIMIT);  in pci_bridge_get_limit()
143         limit |= 0xfffff;       /* PCI bridge spec 3.2.5.{1, 8}. */  in pci_bridge_get_limit()
145     return limit;  in pci_bridge_get_limit()
156     pcibus_t limit = pci_bridge_get_limit(bridge_dev, type);  in pci_bridge_init_alias()  local
157     /* TODO: this doesn't handle base = 0 limit = 2^64 - 1 correctly.  in pci_bridge_init_alias()
159     pcibus_t size = enabled && limit >= base ? limit + 1 - base : 0;  in pci_bridge_init_alias()
263         /* io base/limit */  in pci_bridge_write_config()
266         /* memory base/limit, prefetchable base/limit and  in pci_bridge_write_config()
267            io base/limit upper 16 */  in pci_bridge_write_config()
314      * the default values for base/limit registers aren't specified  in pci_bridge_reset()
318      * zero base/limit registers or  in pci_bridge_reset()