diff --git a/drivers/net/b44.h b/drivers/net/b44.h
index 11c40a2..593cb0a 100644
--- a/drivers/net/b44.h
+++ b/drivers/net/b44.h
@@ -400,6 +400,8 @@
 #define B44_FLAG_ADV_100HALF	0x04000000
 #define B44_FLAG_ADV_100FULL	0x08000000
 #define B44_FLAG_INTERNAL_PHY	0x10000000
+#define B44_FLAG_RX_RING_HACK	0x20000000
+#define B44_FLAG_TX_RING_HACK	0x40000000
 
 	u32			rx_offset;