xref: /openbsd-src/sys/dev/ic/ax88190.c (revision db3296cf5c1dd9058ceecc3a29fe4aaa0bd26000)
1 /*	$OpenBSD: ax88190.c,v 1.2 2003/06/25 17:35:36 miod Exp $	*/
2 /*	$NetBSD$	*/
3 
4 /*-
5  * Copyright (c) 2001 The NetBSD Foundation, Inc.
6  * All rights reserved.
7  *
8  * This code is derived from software contributed to The NetBSD Foundation
9  * by Enami Tsugutomo.
10  *
11  * Redistribution and use in source and binary forms, with or without
12  * modification, are permitted provided that the following conditions
13  * are met:
14  * 1. Redistributions of source code must retain the above copyright
15  *    notice, this list of conditions and the following disclaimer.
16  * 2. Redistributions in binary form must reproduce the above copyright
17  *    notice, this list of conditions and the following disclaimer in the
18  *    documentation and/or other materials provided with the distribution.
19  * 3. All advertising materials mentioning features or use of this software
20  *    must display the following acknowledgement:
21  *	This product includes software developed by the NetBSD
22  *	Foundation, Inc. and its contributors.
23  * 4. Neither the name of The NetBSD Foundation nor the names of its
24  *    contributors may be used to endorse or promote products derived
25  *    from this software without specific prior written permission.
26  *
27  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
28  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
29  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
30  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
31  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
32  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
33  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
34  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
35  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
36  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
37  * POSSIBILITY OF SUCH DAMAGE.
38  */
39 
40 #include <sys/param.h>
41 #include <sys/systm.h>
42 #include <sys/device.h>
43 #include <sys/socket.h>
44 
45 #include <net/if.h>
46 #include <net/if_dl.h>
47 #include <net/if_types.h>
48 #include <net/if_media.h>
49 
50 #ifdef INET
51 #include <netinet/in.h>
52 #include <netinet/in_systm.h>
53 #include <netinet/in_var.h>
54 #include <netinet/ip.h>
55 #include <netinet/if_ether.h>
56 #endif
57 
58 #include <machine/bus.h>
59 
60 #include <dev/mii/miivar.h>
61 #include <dev/mii/mii.h>
62 #include <dev/mii/mii_bitbang.h>
63 
64 #include <dev/ic/dp8390reg.h>
65 #include <dev/ic/dp8390var.h>
66 
67 #include <dev/ic/ne2000reg.h>
68 #include <dev/ic/ne2000var.h>
69 
70 #include <dev/ic/ax88190reg.h>
71 #include <dev/ic/ax88190var.h>
72 
73 int	ax88190_mii_readreg(struct device *, int, int);
74 void	ax88190_mii_writereg(struct device *, int, int, int);
75 void	ax88190_mii_statchg(struct device *);
76 
77 /*
78  * MII bit-bang glue.
79  */
80 u_int32_t	ax88190_mii_bitbang_read(struct device *);
81 void		ax88190_mii_bitbang_write(struct device *, u_int32_t);
82 
83 const struct mii_bitbang_ops ax88190_mii_bitbang_ops = {
84 	ax88190_mii_bitbang_read,
85 	ax88190_mii_bitbang_write,
86 	{
87 		AX88190_MEMR_MDO,	/* MII_BIT_MDO */
88 		AX88190_MEMR_MDI,	/* MII_BIT_MDI */
89 		AX88190_MEMR_MDC,	/* MII_BIT_MDC */
90 		0,			/* MII_BIT_DIR_HOST_PHY */
91 		AX88190_MEMR_MDIR,	/* MII_BIT_DIR_PHY_HOST */
92 	}
93 };
94 
95 void
96 ax88190_media_init(struct dp8390_softc *sc)
97 {
98 	struct ifnet *ifp = &sc->sc_arpcom.ac_if;
99 
100 	sc->sc_mii.mii_ifp = ifp;
101 	sc->sc_mii.mii_readreg = ax88190_mii_readreg;
102 	sc->sc_mii.mii_writereg = ax88190_mii_writereg;
103 	sc->sc_mii.mii_statchg = ax88190_mii_statchg;
104 	ifmedia_init(&sc->sc_mii.mii_media, 0, dp8390_mediachange,
105 	    dp8390_mediastatus);
106 
107 	mii_attach(&sc->sc_dev, &sc->sc_mii, 0xffffffff, MII_PHY_ANY,
108 	    MII_OFFSET_ANY, 0);
109 
110 	if (LIST_FIRST(&sc->sc_mii.mii_phys) == NULL) {
111 		ifmedia_add(&sc->sc_mii.mii_media, IFM_ETHER|IFM_NONE, 0,
112 		    NULL);
113 		ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_NONE);
114 	} else
115 		ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_AUTO);
116 }
117 
118 void
119 ax88190_media_fini(struct dp8390_softc *sc)
120 {
121 	mii_detach(&sc->sc_mii, MII_PHY_ANY, MII_OFFSET_ANY);
122 }
123 
124 int
125 ax88190_mediachange(struct dp8390_softc *sc)
126 {
127 	mii_mediachg(&sc->sc_mii);
128 	return (0);
129 }
130 
131 void
132 ax88190_mediastatus(struct dp8390_softc *sc, struct ifmediareq *ifmr)
133 {
134 	mii_pollstat(&sc->sc_mii);
135 	ifmr->ifm_status = sc->sc_mii.mii_media_status;
136 	ifmr->ifm_active = sc->sc_mii.mii_media_active;
137 }
138 
139 void
140 ax88190_init_card(struct dp8390_softc *sc)
141 {
142 	mii_mediachg(&sc->sc_mii);
143 }
144 
145 void
146 ax88190_stop_card(struct dp8390_softc *sc)
147 {
148 	mii_down(&sc->sc_mii);
149 }
150 
151 u_int32_t
152 ax88190_mii_bitbang_read(self)
153 	struct device *self;
154 {
155 	struct ne2000_softc *sc = (void *)self;
156 
157 	return (bus_space_read_1(sc->sc_asict, sc->sc_asich, AX88190_MEMR));
158 }
159 
160 void
161 ax88190_mii_bitbang_write(self, val)
162 	struct device *self;
163 	u_int32_t val;
164 {
165 	struct ne2000_softc *sc = (void *)self;
166 
167 	bus_space_write_1(sc->sc_asict, sc->sc_asich, AX88190_MEMR, val);
168 }
169 
170 int
171 ax88190_mii_readreg(self, phy, reg)
172 	struct device *self;
173 	int phy, reg;
174 {
175 	return (mii_bitbang_readreg(self, &ax88190_mii_bitbang_ops, phy, reg));
176 }
177 
178 void
179 ax88190_mii_writereg(self, phy, reg, val)
180 	struct device *self;
181 	int phy, reg, val;
182 {
183 	mii_bitbang_writereg(self, &ax88190_mii_bitbang_ops, phy, reg, val);
184 }
185 
186 void
187 ax88190_mii_statchg(self)
188 	struct device *self;
189 {
190 	/* XXX */
191 }
192