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-rw-r--r--include/pci.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/pci.h b/include/pci.h
index 07b1e9a..3af511b 100644
--- a/include/pci.h
+++ b/include/pci.h
@@ -513,6 +513,16 @@ struct pci_controller {
int indirect_type;
+ /*
+ * TODO(sjg@chromium.org): With driver model we use struct
+ * pci_controller for both the controller and any bridge devices
+ * attached to it. But there is only one region list and it is in the
+ * top-level controller.
+ *
+ * This could be changed so that struct pci_controller is only used
+ * for PCI controllers and a separate UCLASS (or perhaps
+ * UCLASS_PCI_GENERIC) is used for bridges.
+ */
struct pci_region regions[MAX_PCI_REGIONS];
int region_count;