xref: /netbsd-src/sys/dev/ic/ax88190.c (revision 3b01aba77a7a698587faaae455bbfe740923c1f5)
1 /*	$NetBSD: ax88190.c,v 1.1 2001/08/04 11:38:57 enami Exp $	*/
2 
3 /*-
4  * Copyright (c) 2001 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Enami Tsugutomo.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  * 3. All advertising materials mentioning features or use of this software
19  *    must display the following acknowledgement:
20  *	This product includes software developed by the NetBSD
21  *	Foundation, Inc. and its contributors.
22  * 4. Neither the name of The NetBSD Foundation nor the names of its
23  *    contributors may be used to endorse or promote products derived
24  *    from this software without specific prior written permission.
25  *
26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36  * POSSIBILITY OF SUCH DAMAGE.
37  */
38 
39 #include <sys/param.h>
40 #include <sys/systm.h>
41 #include <sys/device.h>
42 #include <sys/socket.h>
43 
44 #include <net/if.h>
45 #include <net/if_dl.h>
46 #include <net/if_types.h>
47 #include <net/if_media.h>
48 #include <net/if_ether.h>
49 
50 #include <machine/bus.h>
51 
52 #include <dev/mii/miivar.h>
53 #include <dev/mii/mii.h>
54 #include <dev/mii/mii_bitbang.h>
55 
56 #include <dev/ic/dp8390reg.h>
57 #include <dev/ic/dp8390var.h>
58 
59 #include <dev/ic/ne2000reg.h>
60 #include <dev/ic/ne2000var.h>
61 
62 #include <dev/ic/ax88190reg.h>
63 #include <dev/ic/ax88190var.h>
64 
65 int	ax88190_mii_readreg(struct device *, int, int);
66 void	ax88190_mii_writereg(struct device *, int, int, int);
67 void	ax88190_mii_statchg(struct device *);
68 
69 /*
70  * MII bit-bang glue.
71  */
72 u_int32_t	ax88190_mii_bitbang_read(struct device *);
73 void		ax88190_mii_bitbang_write(struct device *, u_int32_t);
74 
75 const struct mii_bitbang_ops ax88190_mii_bitbang_ops = {
76 	ax88190_mii_bitbang_read,
77 	ax88190_mii_bitbang_write,
78 	{
79 		AX88190_MEMR_MDO,	/* MII_BIT_MDO */
80 		AX88190_MEMR_MDI,	/* MII_BIT_MDI */
81 		AX88190_MEMR_MDC,	/* MII_BIT_MDC */
82 		0,			/* MII_BIT_DIR_HOST_PHY */
83 		AX88190_MEMR_MDIR,	/* MII_BIT_DIR_PHY_HOST */
84 	}
85 };
86 
87 void
88 ax88190_media_init(struct dp8390_softc *sc)
89 {
90 	struct ifnet *ifp = &sc->sc_ec.ec_if;
91 
92 	sc->sc_mii.mii_ifp = ifp;
93 	sc->sc_mii.mii_readreg = ax88190_mii_readreg;
94 	sc->sc_mii.mii_writereg = ax88190_mii_writereg;
95 	sc->sc_mii.mii_statchg = ax88190_mii_statchg;
96 	ifmedia_init(&sc->sc_mii.mii_media, 0, dp8390_mediachange,
97 	    dp8390_mediastatus);
98 
99 	mii_attach(&sc->sc_dev, &sc->sc_mii, 0xffffffff, MII_PHY_ANY,
100 	    MII_OFFSET_ANY, 0);
101 
102 	if (LIST_FIRST(&sc->sc_mii.mii_phys) == NULL) {
103 		ifmedia_add(&sc->sc_mii.mii_media, IFM_ETHER|IFM_NONE, 0,
104 		    NULL);
105 		ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_NONE);
106 	} else
107 		ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_AUTO);
108 }
109 
110 void
111 ax88190_media_fini(struct dp8390_softc *sc)
112 {
113 
114 	mii_detach(&sc->sc_mii, MII_PHY_ANY, MII_OFFSET_ANY);
115 }
116 
117 int
118 ax88190_mediachange(struct dp8390_softc *sc)
119 {
120 
121 	mii_mediachg(&sc->sc_mii);
122 	return (0);
123 }
124 
125 void
126 ax88190_mediastatus(struct dp8390_softc *sc, struct ifmediareq *ifmr)
127 {
128 
129 	mii_pollstat(&sc->sc_mii);
130 	ifmr->ifm_status = sc->sc_mii.mii_media_status;
131 	ifmr->ifm_active = sc->sc_mii.mii_media_active;
132 }
133 
134 void
135 ax88190_init_card(struct dp8390_softc *sc)
136 {
137 
138 	mii_mediachg(&sc->sc_mii);
139 }
140 
141 void
142 ax88190_stop_card(struct dp8390_softc *sc)
143 {
144 
145 	mii_down(&sc->sc_mii);
146 }
147 
148 u_int32_t
149 ax88190_mii_bitbang_read(self)
150 	struct device *self;
151 {
152 	struct ne2000_softc *sc = (void *)self;
153 
154 	return (bus_space_read_1(sc->sc_asict, sc->sc_asich, AX88190_MEMR));
155 }
156 
157 void
158 ax88190_mii_bitbang_write(self, val)
159 	struct device *self;
160 	u_int32_t val;
161 {
162 	struct ne2000_softc *sc = (void *)self;
163 
164 	bus_space_write_1(sc->sc_asict, sc->sc_asich, AX88190_MEMR, val);
165 }
166 
167 int
168 ax88190_mii_readreg(self, phy, reg)
169 	struct device *self;
170 	int phy, reg;
171 {
172 
173 	return (mii_bitbang_readreg(self, &ax88190_mii_bitbang_ops, phy, reg));
174 }
175 
176 void
177 ax88190_mii_writereg(self, phy, reg, val)
178 	struct device *self;
179 	int phy, reg, val;
180 {
181 
182 	mii_bitbang_writereg(self, &ax88190_mii_bitbang_ops, phy, reg, val);
183 }
184 
185 void
186 ax88190_mii_statchg(self)
187 	struct device *self;
188 {
189 
190 	/* XXX */
191 }
192