2  * Generic PCI host controller as described in PCI Bus Binding to Open Firmware
60 	struct pci_addr_space *as;  in pci_dt_probe()  local
132 	as = &host->addr_space[0];  in pci_dt_probe()
137 		 * cells as follows:  in pci_dt_probe()
146 		as->type = of_flags_to_pci_type(fdt32_to_cpu(data[0]));  in pci_dt_probe()
147 		as->pci_start = ((u64)fdt32_to_cpu(data[1]) << 32) |  in pci_dt_probe()
151 			as->start = fdt32_to_cpu(data[3]);  in pci_dt_probe()
152 			as->size  = ((u64)fdt32_to_cpu(data[4]) << 32) |  in pci_dt_probe()
155 			as->start = ((u64)fdt32_to_cpu(data[3]) << 32) |  in pci_dt_probe()
157 			as->size  = ((u64)fdt32_to_cpu(data[5]) << 32) |  in pci_dt_probe()
162 		as++;  in pci_dt_probe()
171 	struct pci_addr_space *as = &host->addr_space[0];  in pci_alloc_resource()  local
188 		if (as->type == type)  in pci_alloc_resource()
190 		as++;  in pci_alloc_resource()
202 	pci_addr = ALIGN(as->pci_start + as->allocated, size);  in pci_alloc_resource()
203 	size += pci_addr - (as->pci_start + as->allocated);  in pci_alloc_resource()
204 	assert(as->allocated + size <= as->size);  in pci_alloc_resource()
206 	as->allocated += size;  in pci_alloc_resource()
267 	struct pci_addr_space *as = &host->addr_space[0];  in pci_host_bridge_get_paddr()  local
271 		if (pci_addr >= as->pci_start &&  in pci_host_bridge_get_paddr()
272 		    pci_addr < as->pci_start + as->size)  in pci_host_bridge_get_paddr()
273 			return as->start + (pci_addr - as->pci_start);  in pci_host_bridge_get_paddr()
274 		as++;  in pci_host_bridge_get_paddr()