Line data Source code
1 : /* $OpenBSD: if_an_pcmcia.c,v 1.26 2015/11/24 17:11:40 mpi Exp $ */
2 :
3 : /*
4 : * Copyright (c) 1999 Michael Shalayeff
5 : * All rights reserved.
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 ``AS IS'' AND ANY EXPRESS OR
17 : * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18 : * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19 : * IN NO EVENT SHALL THE AUTHOR OR HIS RELATIVES BE LIABLE FOR ANY DIRECT,
20 : * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21 : * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
22 : * SERVICES; LOSS OF MIND, USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 : * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
24 : * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
25 : * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
26 : * THE POSSIBILITY OF SUCH DAMAGE.
27 : */
28 :
29 : #include <sys/param.h>
30 : #include <sys/systm.h>
31 : #include <sys/device.h>
32 : #include <sys/timeout.h>
33 : #include <sys/socket.h>
34 : #include <sys/tree.h>
35 :
36 : #include <net/if.h>
37 : #include <net/if_media.h>
38 :
39 : #include <netinet/in.h>
40 : #include <netinet/if_ether.h>
41 :
42 : #include <net80211/ieee80211_var.h>
43 : #include <net80211/ieee80211_radiotap.h>
44 :
45 : #include <dev/pcmcia/pcmciareg.h>
46 : #include <dev/pcmcia/pcmciavar.h>
47 : #include <dev/pcmcia/pcmciadevs.h>
48 :
49 : #include <dev/ic/anreg.h>
50 : #include <dev/ic/anvar.h>
51 :
52 : int an_pcmcia_match(struct device *, void *, void *);
53 : void an_pcmcia_attach(struct device *, struct device *, void *);
54 : int an_pcmcia_detach(struct device *, int);
55 : int an_pcmcia_activate(struct device *, int);
56 :
57 : struct an_pcmcia_softc {
58 : struct an_softc sc_an;
59 :
60 : struct pcmcia_io_handle sc_pcioh;
61 : int sc_io_window;
62 : struct pcmcia_function *sc_pf;
63 :
64 : int sc_state;
65 : #define AN_PCMCIA_ATTACHED 3
66 : };
67 :
68 : struct cfattach an_pcmcia_ca = {
69 : sizeof(struct an_pcmcia_softc), an_pcmcia_match, an_pcmcia_attach,
70 : an_pcmcia_detach, an_pcmcia_activate
71 : };
72 :
73 : int
74 0 : an_pcmcia_match(struct device *parent, void *match, void *aux)
75 : {
76 0 : struct pcmcia_attach_args *pa = aux;
77 :
78 0 : if (pa->pf->function != PCMCIA_FUNCTION_NETWORK)
79 0 : return 0;
80 :
81 0 : switch (pa->manufacturer) {
82 : case PCMCIA_VENDOR_AIRONET:
83 0 : switch (pa->product) {
84 : case PCMCIA_PRODUCT_AIRONET_PC4500:
85 : case PCMCIA_PRODUCT_AIRONET_PC4800:
86 : case PCMCIA_PRODUCT_AIRONET_350:
87 0 : return 1;
88 : }
89 : }
90 :
91 0 : return 0;
92 0 : }
93 :
94 : void
95 0 : an_pcmcia_attach(struct device *parent, struct device *self, void *aux)
96 : {
97 0 : struct an_pcmcia_softc *psc = (struct an_pcmcia_softc *)self;
98 0 : struct an_softc *sc = (struct an_softc *)self;
99 0 : struct pcmcia_attach_args *pa = aux;
100 : struct pcmcia_config_entry *cfe;
101 : const char *intrstr;
102 : int error;
103 :
104 0 : psc->sc_pf = pa->pf;
105 0 : cfe = SIMPLEQ_FIRST(&pa->pf->cfe_head);
106 :
107 0 : pcmcia_function_init(pa->pf, cfe);
108 0 : if (pcmcia_function_enable(pa->pf)) {
109 0 : printf(": function enable failed\n");
110 0 : return;
111 : }
112 :
113 0 : if (pcmcia_io_alloc(pa->pf, 0, AN_IOSIZ, AN_IOSIZ, &psc->sc_pcioh)) {
114 0 : printf(": can't alloc i/o space\n");
115 0 : pcmcia_function_disable(pa->pf);
116 0 : return;
117 : }
118 :
119 0 : if (pcmcia_io_map(pa->pf, PCMCIA_WIDTH_IO16, 0, AN_IOSIZ,
120 0 : &psc->sc_pcioh, &psc->sc_io_window)) {
121 0 : printf(": can't map i/o space\n");
122 0 : pcmcia_io_free(pa->pf, &psc->sc_pcioh);
123 0 : pcmcia_function_disable(pa->pf);
124 0 : return;
125 : }
126 :
127 0 : sc->sc_iot = psc->sc_pcioh.iot;
128 0 : sc->sc_ioh = psc->sc_pcioh.ioh;
129 0 : sc->sc_enabled = 1;
130 :
131 0 : sc->sc_ih = pcmcia_intr_establish(psc->sc_pf, IPL_NET, an_intr, sc,
132 0 : sc->sc_dev.dv_xname);
133 0 : intrstr = pcmcia_intr_string(psc->sc_pf, sc->sc_ih);
134 0 : if (*intrstr)
135 0 : printf(", %s", intrstr);
136 0 : printf("\n");
137 :
138 0 : error = an_attach(sc);
139 0 : if (error) {
140 0 : printf("%s: failed to attach controller\n",
141 0 : self->dv_xname);
142 0 : return;
143 : }
144 :
145 0 : sc->sc_enabled = 0;
146 0 : psc->sc_state = AN_PCMCIA_ATTACHED;
147 0 : }
148 :
149 : int
150 0 : an_pcmcia_detach(struct device *dev, int flags)
151 : {
152 0 : struct an_pcmcia_softc *psc = (struct an_pcmcia_softc *)dev;
153 : int error;
154 :
155 0 : if (psc->sc_state != AN_PCMCIA_ATTACHED)
156 0 : return (0);
157 :
158 0 : error = an_detach(&psc->sc_an);
159 0 : if (error)
160 0 : return (error);
161 :
162 0 : pcmcia_io_unmap(psc->sc_pf, psc->sc_io_window);
163 0 : pcmcia_io_free(psc->sc_pf, &psc->sc_pcioh);
164 :
165 0 : return 0;
166 0 : }
167 :
168 : int
169 0 : an_pcmcia_activate(struct device *dev, int act)
170 : {
171 0 : struct an_pcmcia_softc *psc = (struct an_pcmcia_softc *)dev;
172 0 : struct an_softc *sc = &psc->sc_an;
173 0 : struct ieee80211com *ic = &sc->sc_ic;
174 0 : struct ifnet *ifp = &ic->ic_if;
175 :
176 0 : switch (act) {
177 : case DVACT_DEACTIVATE:
178 0 : ifp->if_timer = 0;
179 0 : if (ifp->if_flags & IFF_RUNNING)
180 0 : an_stop(ifp, 1);
181 0 : if (sc->sc_ih)
182 0 : pcmcia_intr_disestablish(psc->sc_pf, sc->sc_ih);
183 0 : sc->sc_ih = NULL;
184 0 : pcmcia_function_disable(psc->sc_pf);
185 0 : break;
186 : }
187 0 : return (0);
188 : }
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