37 struct ex_softc {  struct
38 	device_t sc_dev;
39 	device_suspensor_t sc_suspensor;
40 	pmf_qual_t sc_qual;
41 	void *sc_ih;
43 	struct ethercom sc_ethercom;	/* Ethernet common part		*/
44 	bus_space_tag_t sc_iot;		/* bus cookie			*/
45 	bus_space_handle_t sc_ioh;	/* bus i/o handle		*/
46 	bus_dma_tag_t sc_dmat;		/* bus dma tag */
47 	bus_dmamap_t sc_dpd_dmamap;
48 	bus_dmamap_t sc_upd_dmamap;
51 	struct ex_upd *sc_upd;
52 	struct ex_dpd *sc_dpd;
53 	bus_dmamap_t sc_tx_dmamaps[EX_NDPD];	/* DMA maps for DPDs	*/
54 	bus_dmamap_t sc_rx_dmamaps[EX_NUPD];	/* DMA maps for UPDs	*/
55 	struct ex_rxdesc sc_rxdescs[EX_NUPD];
56 	struct ex_txdesc sc_txdescs[EX_NDPD];
58 	struct ex_rxdesc *rx_head;
59 	struct ex_rxdesc *rx_tail;
61 	struct ex_txdesc *tx_head;
62 	struct ex_txdesc *tx_tail;
63 	struct ex_txdesc *tx_free;
64 	struct ex_txdesc *tx_ftail;
66 	int tx_start_thresh;		/* Current TX_start_thresh.     */
67 	int tx_succ_ok;			/* # packets sent in sequence   */
69 	u_int ex_connectors;		/* Connectors on this card.	*/
70 	mii_data_t ex_mii;		/* mii bus data 		*/
71 	struct callout ex_mii_callout;	/* mii callout			*/
72 	u_int ex_conf;			/* config flags */
111 	int (*enable)(struct ex_softc *);  argument
112 	void (*disable)(struct ex_softc *);  argument
116 	void (*intr_ack)(struct ex_softc *);  argument
134 void	ex_config(struct ex_softc *);  argument