if_vxvar.h revision 133980 
1/*
2 * Copyright (c) 1993 Herb Peyerl (hpeyerl@novatel.ca) All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
6 * met: 1. Redistributions of source code must retain the above copyright
7 * notice, this list of conditions and the following disclaimer. 2. The name
8 * of the author may not be used to endorse or promote products derived from
9 * this software without specific prior written permission
10 *
11 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
12 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
13 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
14 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
15 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
16 * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
17 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
18 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
19 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
20 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
21 *
22 * $FreeBSD: head/sys/dev/vx/if_vxvar.h 133980 2004-08-18 16:56:54Z gibbs $
23 *
24 October 2, 1994
25
26 Modified by: Andres Vega Garcia
27
28 INRIA - Sophia Antipolis, France
29 e-mail: avega@sophia.inria.fr
30 finger: avega@pax.inria.fr
31
32 */
33
34/*
35 * Ethernet software status per interface.
36 */
37struct vx_softc {
38	struct arpcom arpcom;		/* Ethernet common part		 */
39	int unit;			/* unit number                   */
40	bus_space_tag_t bst;
41	bus_space_handle_t bsh;
42	void *vx_intrhand;
43	struct resource *vx_irq;
44	struct resource *vx_res;
45#define MAX_MBS  8			/* # of mbufs we keep around	 */
46	struct mbuf *mb[MAX_MBS];	/* spare mbuf storage.		 */
47	int next_mb;			/* Which mbuf to use next. 	 */
48	int last_mb;			/* Last mbuf.			 */
49	char vx_connectors;		/* Connectors on this card.	 */
50	char vx_connector;		/* Connector to use.		 */
51	short tx_start_thresh;		/* Current TX_start_thresh.	 */
52	int tx_succ_ok;			/* # packets sent in sequence	 */
53					/* w/o underrun			 */
54	struct callout_handle ch;	/* Callout handle for timeouts  */
55	int buffill_pending;
56};
57
58#define CSR_WRITE_4(sc, reg, val)	\
59	bus_space_write_4(sc->bst, sc->bsh, reg, val)
60#define CSR_WRITE_2(sc, reg, val)	\
61	bus_space_write_2(sc->bst, sc->bsh, reg, val)
62#define CSR_WRITE_1(sc, reg, val)	\
63	bus_space_write_1(sc->bst, sc->bsh, reg, val)
64
65#define CSR_READ_4(sc, reg)		\
66	bus_space_read_4(sc->bst, sc->bsh, reg)
67#define CSR_READ_2(sc, reg)		\
68	bus_space_read_2(sc->bst, sc->bsh, reg)
69#define CSR_READ_1(sc, reg)		\
70	bus_space_read_1(sc->bst, sc->bsh, reg)
71
72extern void vxfree(struct vx_softc *);
73extern int vxattach(device_t);
74extern void vxstop(struct vx_softc *);
75extern void vxintr(void *);
76extern int vxbusyeeprom(struct vx_softc *);
77