1/*	$Id: at91emacvar.h,v 1.3 2009/10/23 06:53:13 snj Exp $	*/
2/*      $NetBSD: at91emacvar.h,v 1.2 2008/07/03 01:15:38 matt Exp $	*/
3/*-
4 * Copyright (c) 2007 Embedtronics Oy
5 * All rights reserved
6 *
7 * Based on arch/arm/ep93xx/epevar.h
8 *
9 * Copyright (c) 2004 Jesse Off
10 * All rights reserved
11 *
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
14 * are met:
15 * 1. Redistributions of source code must retain the above copyright
16 *    notice, this list of conditions and the following disclaimer.
17 * 2. Redistributions in binary form must reproduce the above copyright
18 *    notice, this list of conditions and the following disclaimer in the
19 *    documentation and/or other materials provided with the distribution.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 *
33 */
34
35#ifndef _AT91EMACVAR_H_
36#define _AT91EMACVAR_H_
37
38#define RX_QLEN 64
39#define	TX_QLEN	2		/* I'm very sorry but that's where we can get */
40
41struct emac_qmeta {
42	struct mbuf 	*m;
43	bus_dmamap_t	m_dmamap;
44};
45
46struct emac_softc {
47	device_t		sc_dev;
48	bus_space_tag_t		sc_iot;
49	bus_space_handle_t	sc_ioh;
50	bus_dma_tag_t		sc_dmat;
51	int			sc_pid;
52	uint8_t			sc_enaddr[ETHER_ADDR_LEN];
53	struct ethercom		sc_ec;
54	mii_data_t		sc_mii;
55	void			*rbqpage;
56	unsigned		rbqlen;
57	bus_addr_t		rbqpage_dsaddr;
58	bus_dmamap_t		rbqpage_dmamap;
59
60	volatile struct eth_rdsc *RDSC;
61	int			rxqi;
62	struct emac_qmeta	rxq[RX_QLEN];
63	int			txqi, txqc;
64	struct emac_qmeta	txq[TX_QLEN];
65	callout_t		emac_tick_ch;
66};
67
68#endif /* _AT91EMACVAR_H_ */
69