* have a P2P bridge below a cardbus bridge, we need 4K.
*/
#define CARDBUS_IO_SIZE (256)
-#define CARDBUS_MEM_SIZE (32*1024*1024)
+#define CARDBUS_MEM_SIZE (64*1024*1024)
static void __devinit
pbus_assign_resources_sorted(struct pci_bus *bus)
/* Don't touch classless devices or host bridges or ioapics. */
if (class == PCI_CLASS_NOT_DEFINED ||
- class == PCI_CLASS_BRIDGE_HOST ||
- class == PCI_CLASS_SYSTEM_PIC)
+ class == PCI_CLASS_BRIDGE_HOST)
continue;
+ /* Don't touch ioapic devices already enabled by firmware */
+ if (class == PCI_CLASS_SYSTEM_PIC) {
+ u16 command;
+ pci_read_config_word(dev, PCI_COMMAND, &command);
+ if (command & (PCI_COMMAND_IO | PCI_COMMAND_MEMORY))
+ continue;
+ }
+
pdev_sort_resources(dev, &head);
}