MVGBE_RXBUF_ALIGN
((MVGBE_MRU + MVGBE_HWHEADER_SIZE + MVGBE_RXBUF_ALIGN - 1) & \
m_adj(m_new, MVGBE_RXBUF_ALIGN - align);
#define MVGBE_RXBUF_MASK (MVGBE_RXBUF_ALIGN - 1)