1 /*-
2 * All Rights Reserved, Copyright (C) Fujitsu Limited 1995
3 *
4 * This software may be used, modified, copied, distributed, and sold, in
5 * both source and binary form provided that the above copyright, these
6 * terms and the following disclaimer are retained. The name of the author
7 * and/or the contributor may not be used to endorse or promote products
8 * derived from this software without specific prior written permission.
9 *
10 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND THE CONTRIBUTOR ``AS IS'' AND
11 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
12 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
13 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR THE CONTRIBUTOR BE LIABLE
14 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
15 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
16 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION.
17 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
18 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
19 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
20 * SUCH DAMAGE.
21 *
22 */
23
24 #include <sys/cdefs.h>
25 __FBSDID("$FreeBSD$");
26
27 #include <sys/param.h>
28 #include <sys/kernel.h>
29 #include <sys/socket.h>
30 #include <sys/systm.h>
31 #include <sys/lock.h>
32 #include <sys/module.h>
33 #include <sys/mutex.h>
34
35 #include <sys/bus.h>
36 #include <machine/bus.h>
37 #include <sys/rman.h>
38
39 #include <net/ethernet.h>
40 #include <net/if.h>
41 #include <net/if_var.h>
42 #include <net/if_mib.h>
43 #include <net/if_media.h>
44
45 #include <netinet/in.h>
46 #include <netinet/if_ether.h>
47
48 #include <dev/fe/mb86960.h>
49 #include <dev/fe/if_fereg.h>
50 #include <dev/fe/if_fevar.h>
51
52 #include <dev/pccard/pccardvar.h>
53 #include <dev/pccard/pccard_cis.h>
54
55 #include "card_if.h"
56 #include "pccarddevs.h"
57
58 /*
59 * PC Card (PCMCIA) specific code.
60 */
61 static int fe_pccard_probe(device_t);
62 static int fe_pccard_attach(device_t);
63 static int fe_pccard_detach(device_t);
64
65 static const struct fe_pccard_product {
66 struct pccard_product mpp_product;
67 int mpp_flags;
68 int mpp_cfe;
69 #define MPP_MBH10302 1
70 #define MPP_ANYFUNC 2
71 #define MPP_SKIP_TO_CFE 4
72 } fe_pccard_products[] = {
73 /* These need to be first */
74 { PCMCIA_CARD(FUJITSU2, FMV_J181), MPP_MBH10302 },
75 { PCMCIA_CARD(FUJITSU2, FMV_J182), 0 },
76 { PCMCIA_CARD(FUJITSU2, FMV_J182A), 0 },
77 { PCMCIA_CARD(FUJITSU2, ITCFJ182A), 0 },
78 /* These need to be second */
79 { PCMCIA_CARD(TDK, LAK_CD011), 0 },
80 { PCMCIA_CARD(TDK, LAK_CD021BX), 0 },
81 { PCMCIA_CARD(TDK, LAK_CF010), 0 },
82 #if 0 /* XXX 86960-based? */
83 { PCMCIA_CARD(TDK, LAK_DFL9610), 0 },
84 #endif
85 { PCMCIA_CARD(CONTEC, CNETPC), MPP_SKIP_TO_CFE, 2 },
86 { PCMCIA_CARD(FUJITSU, LA501), 0 },
87 { PCMCIA_CARD(FUJITSU, LA10S), 0 },
88 { PCMCIA_CARD(FUJITSU, NE200T), MPP_MBH10302 },/* Sold by Eagle */
89 { PCMCIA_CARD(HITACHI, HT_4840), MPP_MBH10302 | MPP_SKIP_TO_CFE, 10 },
90 { PCMCIA_CARD(RATOC, REX_R280), 0 },
91 { PCMCIA_CARD(XIRCOM, CE), MPP_ANYFUNC },
92 { { NULL } }
93 };
94
95 static int
fe_pccard_probe(device_t dev)96 fe_pccard_probe(device_t dev)
97 {
98 int error;
99 uint32_t fcn = PCCARD_FUNCTION_UNSPEC;
100 const struct fe_pccard_product *pp;
101 int i;
102
103 if ((pp = (const struct fe_pccard_product *)pccard_product_lookup(dev,
104 (const struct pccard_product *)fe_pccard_products,
105 sizeof(fe_pccard_products[0]), NULL)) != NULL) {
106 if (pp->mpp_product.pp_name != NULL)
107 device_set_desc(dev, pp->mpp_product.pp_name);
108 if (pp->mpp_flags & MPP_ANYFUNC)
109 return (0);
110 /* Make sure we're a network function */
111 error = pccard_get_function(dev, &fcn);
112 if (error != 0)
113 return (error);
114 if (fcn != PCCARD_FUNCTION_NETWORK)
115 return (ENXIO);
116 if (pp->mpp_flags & MPP_SKIP_TO_CFE) {
117 for (i = pp->mpp_cfe; i < 32; i++) {
118 if (pccard_select_cfe(dev, i) == 0)
119 goto good;
120 }
121 device_printf(dev,
122 "Failed to map CFE %d or higher\n", pp->mpp_cfe);
123 return ENXIO;
124 }
125 good:;
126 return (0);
127 }
128 return (ENXIO);
129 }
130
131 static device_method_t fe_pccard_methods[] = {
132 /* Device interface */
133 DEVMETHOD(device_probe, fe_pccard_probe),
134 DEVMETHOD(device_attach, fe_pccard_attach),
135 DEVMETHOD(device_detach, fe_pccard_detach),
136
137 { 0, 0 }
138 };
139
140 static driver_t fe_pccard_driver = {
141 "fe",
142 fe_pccard_methods,
143 sizeof (struct fe_softc)
144 };
145
146 DRIVER_MODULE(fe, pccard, fe_pccard_driver, fe_devclass, 0, 0);
147 MODULE_DEPEND(fe, pccard, 1, 1, 1);
148 PCCARD_PNP_INFO(fe_pccard_products);
149
150 static int fe_probe_mbh(device_t, const struct fe_pccard_product *);
151 static int fe_probe_tdk(device_t, const struct fe_pccard_product *);
152
153 static int
fe_pccard_attach(device_t dev)154 fe_pccard_attach(device_t dev)
155 {
156 struct fe_softc *sc;
157 const struct fe_pccard_product *pp;
158 int error;
159
160 /* Prepare for the device probe process. */
161 sc = device_get_softc(dev);
162 sc->sc_unit = device_get_unit(dev);
163
164 pp = (const struct fe_pccard_product *) pccard_product_lookup(dev,
165 (const struct pccard_product *)fe_pccard_products,
166 sizeof(fe_pccard_products[0]), NULL);
167 if (pp == NULL)
168 return (ENXIO);
169
170 if (pp->mpp_flags & MPP_MBH10302)
171 error = fe_probe_mbh(dev, pp);
172 else
173 error = fe_probe_tdk(dev, pp);
174 if (error != 0) {
175 fe_release_resource(dev);
176 return (error);
177 }
178 error = fe_alloc_irq(dev, 0);
179 if (error != 0) {
180 fe_release_resource(dev);
181 return (error);
182 }
183 return (fe_attach(dev));
184 }
185
186 /*
187 * feunload - unload the driver and clear the table.
188 */
189 static int
fe_pccard_detach(device_t dev)190 fe_pccard_detach(device_t dev)
191 {
192 struct fe_softc *sc = device_get_softc(dev);
193 struct ifnet *ifp = sc->ifp;
194
195 FE_LOCK(sc);
196 fe_stop(sc);
197 FE_UNLOCK(sc);
198 callout_drain(&sc->timer);
199 ether_ifdetach(ifp);
200 bus_teardown_intr(dev, sc->irq_res, sc->irq_handle);
201 if_free(ifp);
202 fe_release_resource(dev);
203 mtx_destroy(&sc->lock);
204
205 return 0;
206 }
207
208
209 /*
210 * Probe and initialization for Fujitsu MBH10302 PCMCIA Ethernet interface.
211 * Note that this is for 10302 only; MBH10304 is handled by fe_probe_tdk().
212 */
213 static void
fe_init_mbh(struct fe_softc * sc)214 fe_init_mbh(struct fe_softc *sc)
215 {
216 /* Minimal initialization of 86960. */
217 DELAY(200);
218 fe_outb(sc, FE_DLCR6, sc->proto_dlcr6 | FE_D6_DLC_DISABLE);
219 DELAY(200);
220
221 /* Disable all interrupts. */
222 fe_outb(sc, FE_DLCR2, 0);
223 fe_outb(sc, FE_DLCR3, 0);
224
225 /* Enable master interrupt flag. */
226 fe_outb(sc, FE_MBH0, FE_MBH0_MAGIC | FE_MBH0_INTR_ENABLE);
227 }
228
229 static int
fe_probe_mbh(device_t dev,const struct fe_pccard_product * pp)230 fe_probe_mbh(device_t dev, const struct fe_pccard_product *pp)
231 {
232 struct fe_softc *sc = device_get_softc(dev);
233
234 static struct fe_simple_probe_struct probe_table [] = {
235 { FE_DLCR2, 0x58, 0x00 },
236 { FE_DLCR4, 0x08, 0x00 },
237 { FE_DLCR6, 0xFF, 0xB6 },
238 { 0 }
239 };
240
241 /* MBH10302 occupies 32 I/O addresses. */
242 if (fe_alloc_port(dev, 32))
243 return ENXIO;
244
245 /* Fill the softc struct with default values. */
246 fe_softc_defaults(sc);
247
248 /*
249 * See if MBH10302 is on its address.
250 * I'm not sure the following probe code works. FIXME.
251 */
252 if (!fe_simple_probe(sc, probe_table))
253 return ENXIO;
254
255 /* Get our station address from EEPROM. */
256 fe_inblk(sc, FE_MBH10, sc->enaddr, ETHER_ADDR_LEN);
257
258 /* Make sure we got a valid station address. */
259 if (!fe_valid_Ether_p(sc->enaddr, 0))
260 return ENXIO;
261
262 /* Determine the card type. */
263 sc->type = FE_TYPE_MBH;
264 sc->typestr = "MBH10302 (PCMCIA)";
265
266 /* We seems to need our own IDENT bits... FIXME. */
267 sc->proto_dlcr7 = FE_D7_BYTSWP_LH | FE_D7_IDENT_NICE;
268
269 /* Setup hooks. We need a special initialization procedure. */
270 sc->init = fe_init_mbh;
271
272 return 0;
273 }
274
275 static int
fe_pccard_xircom_mac(const struct pccard_tuple * tuple,void * argp)276 fe_pccard_xircom_mac(const struct pccard_tuple *tuple, void *argp)
277 {
278 uint8_t *enaddr = argp;
279 int i;
280
281 #if 1
282 /*
283 * We fail to map the CIS twice, for reasons unknown. We
284 * may fix this in the future by loading the CIS with a sane
285 * CIS from userland.
286 */
287 static uint8_t defaultmac[ETHER_ADDR_LEN] = {
288 0x00, 0x80, 0xc7, 0xed, 0x16, 0x7b};
289
290 /* Copy the MAC ADDR and return success */
291 for (i = 0; i < ETHER_ADDR_LEN; i++)
292 enaddr[i] = defaultmac[i];
293 #else
294 /* FUNCE is not after FUNCID, so we gotta go find it */
295 if (tuple->code != 0x22)
296 return (0);
297
298 /* Make sure this is a sane node */
299 if (tuple->length < ETHER_ADDR_LEN + 3)
300 return (0);
301
302 /* Copy the MAC ADDR and return success */
303 for (i = 0; i < ETHER_ADDR_LEN; i++)
304 enaddr[i] = pccard_tuple_read_1(tuple, i + 3);
305 #endif
306 return (1);
307 }
308
309 /*
310 * Probe and initialization for TDK/CONTEC PCMCIA Ethernet interface.
311 * by MASUI Kenji <[email protected]>
312 *
313 * (Contec uses TDK Ethernet chip -- hosokawa)
314 *
315 * This version of fe_probe_tdk has been rewrote to handle
316 * *generic* PC Card implementation of Fujitsu MB8696x family. The
317 * name _tdk is just for a historical reason. :-)
318 */
319 static int
fe_probe_tdk(device_t dev,const struct fe_pccard_product * pp)320 fe_probe_tdk (device_t dev, const struct fe_pccard_product *pp)
321 {
322 struct fe_softc *sc = device_get_softc(dev);
323
324 static struct fe_simple_probe_struct probe_table [] = {
325 { FE_DLCR2, 0x10, 0x00 },
326 { FE_DLCR4, 0x08, 0x00 },
327 /* { FE_DLCR5, 0x80, 0x00 }, Does not work well. */
328 { 0 }
329 };
330
331
332 /* C-NET(PC)C occupies 16 I/O addresses. */
333 if (fe_alloc_port(dev, 16))
334 return ENXIO;
335
336 /* Fill the softc struct with default values. */
337 fe_softc_defaults(sc);
338
339 /*
340 * See if C-NET(PC)C is on its address.
341 */
342 if (!fe_simple_probe(sc, probe_table))
343 return ENXIO;
344
345 /* Determine the card type. */
346 sc->type = FE_TYPE_TDK;
347 sc->typestr = "Generic MB8696x/78Q837x Ethernet (PCMCIA)";
348
349 pccard_get_ether(dev, sc->enaddr);
350
351 /* Make sure we got a valid station address. */
352 if (!fe_valid_Ether_p(sc->enaddr, 0)) {
353 pccard_cis_scan(dev, fe_pccard_xircom_mac, sc->enaddr);
354 }
355
356 /* Make sure we got a valid station address. */
357 if (!fe_valid_Ether_p(sc->enaddr, 0))
358 return ENXIO;
359
360 return 0;
361 }
362