+ __le32 desc0;
+ __le32 desc1;
+ __le32 desc2;
+ __le32 desc3;
+};
+
+/* Page allocation related values */
+struct xgbe_page_alloc {
+ struct page *pages;
+ unsigned int pages_len;
+ unsigned int pages_offset;
+
+ dma_addr_t pages_dma;
+};
+
+/* Ring entry buffer data */
+struct xgbe_buffer_data {
+ struct xgbe_page_alloc pa;
+ struct xgbe_page_alloc pa_unmap;
+
+ dma_addr_t dma;
+ unsigned int dma_len;
+};
+
+/* Tx-related ring data */
+struct xgbe_tx_ring_data {
+ unsigned int packets; /* BQL packet count */
+ unsigned int bytes; /* BQL byte count */
+};
+
+/* Rx-related ring data */
+struct xgbe_rx_ring_data {
+ struct xgbe_buffer_data hdr; /* Header locations */
+ struct xgbe_buffer_data buf; /* Payload locations */
+
+ unsigned short hdr_len; /* Length of received header */
+ unsigned short len; /* Length of received packet */