+/* FW header offset */
+#define IXGBE_X540_FW_PASSTHROUGH_PATCH_CONFIG_PTR 0x4
+#define IXGBE_X540_FW_MODULE_MASK 0x7FFF
+/* 4KB multiplier */
+#define IXGBE_X540_FW_MODULE_LENGTH 0x1000
+/* version word 2 (month & day) */
+#define IXGBE_X540_FW_PATCH_VERSION_2 0x5
+/* version word 3 (silicon compatibility & year) */
+#define IXGBE_X540_FW_PATCH_VERSION_3 0x6
+/* version word 4 (major & minor numbers) */
+#define IXGBE_X540_FW_PATCH_VERSION_4 0x7
+