diff --git a/include/bootm.h b/include/bootm.h
index 9f7956d..0501414 100644
--- a/include/bootm.h
+++ b/include/bootm.h
@@ -72,6 +72,12 @@ int bootm_decomp_image(int comp, ulong load, ulong image_start, int type,
 		       void *load_buf, void *image_buf, ulong image_len,
 		       uint unc_len, ulong *load_end);
 
+/*
+ * boards should define this to disable devices when EFI exits from boot
+ * services.
+ *
+ * TODO(sjg@chromium.org>): Update this to use driver model's device_remove().
+ */
 void board_quiesce_devices(void);
 
 #endif