xref: /freebsd/sys/dev/vnic/thunder_mdio_var.h (revision d9a42747950146bf03cda7f6e25d219253f8a57a)
1 /*-
2  * Copyright (c) 2015 The FreeBSD Foundation
3  *
4  * This software was developed by Semihalf under
5  * the sponsorship of the FreeBSD Foundation.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  *
28  * $FreeBSD$
29  *
30  */
31 
32 #ifndef __THUNDER_MDIO_VAR_H__
33 #define	__THUNDER_MDIO_VAR_H__
34 
35 #define	THUNDER_MDIO_DEVSTR	"Cavium ThunderX SMI/MDIO driver"
36 MALLOC_DECLARE(M_THUNDER_MDIO);
37 DECLARE_CLASS(thunder_mdio_driver);
38 
39 enum thunder_mdio_mode {
40 	MODE_NONE = 0,
41 	MODE_IEEE_C22,
42 	MODE_IEEE_C45
43 };
44 
45 struct phy_desc {
46 	device_t		miibus; /* One miibus per LMAC */
47 	if_t 			ifp;	/* Fake ifp to satisfy miibus */
48 	int			lmacid;	/* ID number of LMAC connected */
49 	TAILQ_ENTRY(phy_desc)	phy_desc_list;
50 };
51 
52 struct thunder_mdio_softc {
53 	device_t		dev;
54 	struct mtx		mtx;
55 	struct resource *	reg_base;
56 
57 	enum thunder_mdio_mode	mode;
58 
59 	TAILQ_HEAD(,phy_desc)	phy_desc_head;
60 };
61 
62 int thunder_mdio_attach(device_t);
63 #endif
64