1 /*-
2 * Copyright (c) 2000 Mitsuru IWASAKI
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 */
27
28 #include <sys/cdefs.h>
29 __FBSDID("$FreeBSD: releng/6.2/sys/dev/ex/if_ex_pccard.c 147580 2005-06-24 14:36:54Z imp $");
30
31 #include <sys/param.h>
32 #include <sys/systm.h>
33 #include <sys/kernel.h>
34 #include <sys/socket.h>
35
36 #include <sys/module.h>
37 #include <sys/bus.h>
38
39 #include <machine/bus.h>
40 #include <machine/resource.h>
41 #include <sys/rman.h>
42
43 #include <net/if.h>
44 #include <net/if_arp.h>
45 #include <net/if_media.h>
46
47 #include <dev/ex/if_exreg.h>
48 #include <dev/ex/if_exvar.h>
49
50 #include <dev/pccard/pccardvar.h>
51 #include <dev/pccard/pccard_cis.h>
52
53 #include "pccarddevs.h"
54
55 static const struct pccard_product ex_pccard_products[] = {
56 PCMCIA_CARD(OLICOM, OC2220),
57 PCMCIA_CARD(INTEL, ETHEREXPPRO),
58 { NULL }
59 };
60
61 /* Bus Front End Functions */
62 static int ex_pccard_match(device_t);
63 static int ex_pccard_probe(device_t);
64 static int ex_pccard_attach(device_t);
65
66 static device_method_t ex_pccard_methods[] = {
67 /* Device interface */
68 DEVMETHOD(device_probe, pccard_compat_probe),
69 DEVMETHOD(device_attach, pccard_compat_attach),
70 DEVMETHOD(device_detach, ex_detach),
71
72 /* Card interface */
73 DEVMETHOD(card_compat_match, ex_pccard_match),
74 DEVMETHOD(card_compat_probe, ex_pccard_probe),
75 DEVMETHOD(card_compat_attach, ex_pccard_attach),
76
77 { 0, 0 }
78 };
79
80 static driver_t ex_pccard_driver = {
81 "ex",
82 ex_pccard_methods,
83 sizeof(struct ex_softc),
84 };
85
86 DRIVER_MODULE(ex, pccard, ex_pccard_driver, ex_devclass, 0, 0);
87
88 static int
89 ex_pccard_match(device_t dev)
90 {
91 const struct pccard_product *pp;
92 int error;
93 uint32_t fcn = PCCARD_FUNCTION_UNSPEC;
94
95 /* Make sure we're a network function */
96 error = pccard_get_function(dev, &fcn);
97 if (error != 0)
98 return (error);
99 if (fcn != PCCARD_FUNCTION_NETWORK)
100 return (ENXIO);
101
102 if ((pp = pccard_product_lookup(dev, ex_pccard_products,
103 sizeof(ex_pccard_products[0]), NULL)) != NULL) {
104 if (pp->pp_name != NULL)
105 device_set_desc(dev, pp->pp_name);
106 return 0;
107 }
108 return EIO;
109 }
110
111 static int
112 ex_pccard_probe(device_t dev)
113 {
114 u_int iobase;
115 u_int irq;
116
117 iobase = bus_get_resource_start(dev, SYS_RES_IOPORT, 0);
118 if (!iobase) {
119 printf("ex: no iobase?\n");
120 return(ENXIO);
121 }
122
123 if (bootverbose)
124 printf("ex: ex_pccard_probe() found card at 0x%03x\n", iobase);
125
126 irq = bus_get_resource_start(dev, SYS_RES_IRQ, 0);
127
128 if (irq == 0) {
129 printf("ex: invalid IRQ.\n");
130 return(ENXIO);
131 }
132
133 return(0);
134 }
135
136 static int
137 ex_pccard_enet_ok(u_char *enaddr)
138 {
139 int i;
140 u_char sum;
141
142 if (enaddr[0] == 0xff)
143 return (0);
144 for (i = 0, sum = 0; i < ETHER_ADDR_LEN; i++)
145 sum |= enaddr[i];
146 return (sum != 0);
147 }
148
149 #if 0
150 #ifdef NETBSD_LIKE
151 static int
152 ex_pccard_silicom_cb(struct pccard_tuple *tuple, void *arg)
153 {
154 u_char *enaddr = arg;
155
156 if (tuple->code != PCMCIA_CISTPL_FUNCE)
157 return (0);
158 if (tuple->length != 15)
159 return (0);
160 if (CARD_CIS_READ_1(tuple->dev, tuple, 6) != 6)
161 return (0);
162 for (i = 0; i < 6; i++)
163 enaddr[i] = CARD_CIS_READ_1(tuple->dev, tuple, 7 + i);
164 return (1);
165 }
166 #endif
167 #endif
168
169 static void
170 ex_pccard_get_silicom_mac(device_t dev, u_char *ether_addr)
171 {
172 #if 0
173 #ifdef NETBSD_LIKE
174 CARD_CIS_SCAN(dev, ex_pccard_silicom_cb, ether_addr);
175 #endif
176 #ifdef CS_LIKE
177 uint8_t buffer[64];
178 tuple_t tuple;
179 int i;
180
181 tuple.TupleData = buffer;
182 tuple.TupleDataMax = sizeof(buffer);
183 tuple.TupleOffset = 0;
184 tuple.DesiredTuple = CISTPL_FUNCE;
185 tuple.Attributes = TUPLE_RETURN_COMMON;
186 if (CARD_SERVICE(dev, GetFirstTuple, &tuple) != CS_SUCCESS)
187 return;
188 if (CARD_SERVICES(dev, GetTupleData, &tuple) != CS_SUCCESS)
189 return;
190 if (tuple.TupleLength != 15)
191 return;
192 if (buffer[6] != 6)
193 return;
194 for (i = 0; i < 6; i++)
195 ether_addr[i] = buffer[7 + i);
196 #endif
197 #endif
198 }
199
200 static int
201 ex_pccard_attach(device_t dev)
202 {
203 struct ex_softc * sc = device_get_softc(dev);
204 int error = 0;
205 u_char ether_addr[ETHER_ADDR_LEN];
206
207 sc->dev = dev;
208 sc->ioport_rid = 0;
209 sc->irq_rid = 0;
210
211 if ((error = ex_alloc_resources(dev)) != 0) {
212 device_printf(dev, "ex_alloc_resources() failed!\n");
213 goto bad;
214 }
215
216 /*
217 * Fill in several fields of the softc structure:
218 * - Hardware Ethernet address.
219 * - IRQ number.
220 */
221 sc->irq_no = rman_get_start(sc->irq);
222
223 /* Try to get the ethernet address from the chip, then the CIS */
224 ex_get_address(sc, ether_addr);
225 if (!ex_pccard_enet_ok(ether_addr))
226 pccard_get_ether(dev, ether_addr);
227 if (!ex_pccard_enet_ok(ether_addr))
228 ex_pccard_get_silicom_mac(dev, ether_addr);
229 if (!ex_pccard_enet_ok(ether_addr)) {
230 device_printf(dev, "No NIC address found.\n");
231 error = ENXIO;
232 goto bad;
233 }
234 bcopy(ether_addr, sc->enaddr, ETHER_ADDR_LEN);
235
236 if ((error = ex_attach(dev)) != 0) {
237 device_printf(dev, "ex_attach() failed!\n");
238 goto bad;
239 }
240
241 error = bus_setup_intr(dev, sc->irq, INTR_TYPE_NET,
242 ex_intr, (void *)sc, &sc->ih);
243 if (error) {
244 device_printf(dev, "bus_setup_intr() failed!\n");
245 goto bad;
246 }
247
248 return(0);
249 bad:
250 ex_release_resources(dev);
251 return (error);
252 }
Cache object: 5d6b938470d288968bd89028d81f234b
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