if (model && !strcmp(model, "SUNW,simba"))
return 1;
+
+ /* Treat PCI busses lacking ranges property just like
+ * simba.
+ */
+ if (!strcmp(np->type, "pci") || !strcmp(np->type, "pciex")) {
+ if (!of_find_property(np, "ranges", NULL))
+ return 1;
+ }
+
return 0;
}
return 0;
}
+ /* When we miss an I/O space match on PCI, just pass it up
+ * to the next PCI bridge and/or controller.
+ */
+ if (!strcmp(bus->name, "pci") &&
+ (addr[0] & 0x03000000) == 0x01000000)
+ return 0;
+
return 1;
}
static int __init use_1to1_mapping(struct device_node *pp)
{
- const char *model;
-
/* If this is on the PMU bus, don't try to translate it even
* if a ranges property exists.
*/
if (!strcmp(pp->name, "dma"))
return 0;
- /* Similarly for Simba PCI bridges. */
- model = of_get_property(pp, "model", NULL);
- if (model && !strcmp(model, "SUNW,simba"))
+ /* Similarly for all PCI bridges, if we get this far
+ * it lacks a ranges property, and this will include
+ * cases like Simba.
+ */
+ if (!strcmp(pp->type, "pci") || !strcmp(pp->type, "pciex"))
return 0;
return 1;