if_fe_pccard.c revision 142136
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: head/sys/dev/fe/if_fe_pccard.c 142136 2005-02-20 19:38:38Z imp $");
26
27#include <sys/param.h>
28#include <sys/kernel.h>
29#include <sys/socket.h>
30#include <sys/systm.h>
31#include <sys/module.h>
32
33#include <sys/bus.h>
34#include <machine/bus.h>
35#include <machine/resource.h>
36#include <sys/rman.h>
37
38#include <net/ethernet.h>
39#include <net/if.h>
40#include <net/if_mib.h>
41#include <net/if_media.h>
42
43#include <netinet/in.h>
44#include <netinet/if_ether.h>
45
46#include <dev/fe/mb86960.h>
47#include <dev/fe/if_fereg.h>
48#include <dev/fe/if_fevar.h>
49
50#include <dev/pccard/pccardvar.h>
51#include <dev/pccard/pccard_cis.h>
52
53#include "card_if.h"
54#include "pccarddevs.h"
55
56/*
57 *	PC-Card (PCMCIA) specific code.
58 */
59static int fe_pccard_probe(device_t);
60static int fe_pccard_attach(device_t);
61static int fe_pccard_detach(device_t);
62static int fe_pccard_match(device_t);
63
64static const struct fe_pccard_product {
65        struct pccard_product mpp_product;
66	int mpp_flags;
67#define MPP_MBH10302 1
68} fe_pccard_products[] = {
69	/* These need to be first */
70	{ PCMCIA_CARD(FUJITSU2, FMV_J181, 0), MPP_MBH10302 },
71	{ PCMCIA_CARD(FUJITSU2, FMV_J182, 0), 0 },
72	{ PCMCIA_CARD(FUJITSU2, FMV_J182A, 0), 0 },
73	{ PCMCIA_CARD(FUJITSU2, ITCFJ182A, 0), 0 },
74	/* These need to be second */
75        { PCMCIA_CARD(TDK, LAK_CD021BX, 0), 0 },
76        { PCMCIA_CARD(TDK, LAK_CF010, 0), 0 },
77#if 0 /* XXX 86960-based? */
78        { PCMCIA_CARD(TDK, LAK_DFL9610, 1), 0 },
79#endif
80        { PCMCIA_CARD(CONTEC, CNETPC, 0), 0 },
81	{ PCMCIA_CARD(FUJITSU, LA501, 0), 0 },
82	{ PCMCIA_CARD(FUJITSU, LA10S, 0), 0 },
83	{ PCMCIA_CARD(FUJITSU, NE200T, 0), MPP_MBH10302 },/* Sold by Eagle */
84	{ PCMCIA_CARD(RATOC, REX_R280, 0), 0 },
85        { { NULL } }
86};
87
88static int
89fe_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,
103	    (const struct pccard_product *)fe_pccard_products,
104            sizeof(fe_pccard_products[0]), NULL)) != NULL) {
105		if (pp->pp_name != NULL)
106			device_set_desc(dev, pp->pp_name);
107                return 0;
108        }
109        return EIO;
110}
111
112static device_method_t fe_pccard_methods[] = {
113        /* Device interface */
114        DEVMETHOD(device_probe,         pccard_compat_probe),
115        DEVMETHOD(device_attach,        pccard_compat_attach),
116        DEVMETHOD(device_detach,        fe_pccard_detach),
117
118        /* Card interface */
119        DEVMETHOD(card_compat_match,    fe_pccard_match),
120        DEVMETHOD(card_compat_probe,    fe_pccard_probe),
121        DEVMETHOD(card_compat_attach,   fe_pccard_attach),
122
123	{ 0, 0 }
124};
125
126static driver_t fe_pccard_driver = {
127	"fe",
128	fe_pccard_methods,
129	sizeof (struct fe_softc)
130};
131
132DRIVER_MODULE(fe, pccard, fe_pccard_driver, fe_devclass, 0, 0);
133
134static int fe_probe_mbh(device_t, const struct fe_pccard_product *);
135static int fe_probe_tdk(device_t, const struct fe_pccard_product *);
136/*
137 *      Initialize the device - called from Slot manager.
138 */
139static int
140fe_pccard_probe(device_t dev)
141{
142	struct fe_softc *sc;
143        const struct fe_pccard_product *pp;
144	int error;
145
146	/* Prepare for the device probe process.  */
147	sc = device_get_softc(dev);
148	sc->sc_unit = device_get_unit(dev);
149
150        pp = (const struct fe_pccard_product *) pccard_product_lookup(dev,
151	    (const struct pccard_product *)fe_pccard_products,
152            sizeof(fe_pccard_products[0]), NULL);
153	if (pp == NULL)
154		return (ENXIO);
155
156	if (pp->mpp_flags & MPP_MBH10302)
157		error = fe_probe_mbh(dev, pp);
158	else
159		error = fe_probe_tdk(dev, pp);
160	if (error == 0)
161		error = fe_alloc_irq(dev, 0);
162
163	fe_release_resource(dev);
164	return (error);
165}
166
167static int
168fe_pccard_attach(device_t dev)
169{
170	struct fe_softc *sc = device_get_softc(dev);
171
172	if (sc->port_used)
173		fe_alloc_port(dev, sc->port_used);
174	fe_alloc_irq(dev, 0);
175
176	return fe_attach(dev);
177}
178
179/*
180 *	feunload - unload the driver and clear the table.
181 */
182static int
183fe_pccard_detach(device_t dev)
184{
185	struct fe_softc *sc = device_get_softc(dev);
186	struct ifnet *ifp = &sc->arpcom.ac_if;
187
188	fe_stop(sc);
189	ether_ifdetach(ifp);
190	bus_teardown_intr(dev, sc->irq_res, sc->irq_handle);
191	fe_release_resource(dev);
192
193	return 0;
194}
195
196
197/*
198 * Probe and initialization for Fujitsu MBH10302 PCMCIA Ethernet interface.
199 * Note that this is for 10302 only; MBH10304 is handled by fe_probe_tdk().
200 */
201static void
202fe_init_mbh(struct fe_softc *sc)
203{
204	/* Minimal initialization of 86960.  */
205	DELAY(200);
206	fe_outb(sc, FE_DLCR6, sc->proto_dlcr6 | FE_D6_DLC_DISABLE);
207	DELAY(200);
208
209	/* Disable all interrupts.  */
210	fe_outb(sc, FE_DLCR2, 0);
211	fe_outb(sc, FE_DLCR3, 0);
212
213	/* Enable master interrupt flag.  */
214	fe_outb(sc, FE_MBH0, FE_MBH0_MAGIC | FE_MBH0_INTR_ENABLE);
215}
216
217static int
218fe_probe_mbh(device_t dev, const struct fe_pccard_product *pp)
219{
220	struct fe_softc *sc = device_get_softc(dev);
221
222	static struct fe_simple_probe_struct probe_table [] = {
223		{ FE_DLCR2, 0x58, 0x00 },
224		{ FE_DLCR4, 0x08, 0x00 },
225		{ FE_DLCR6, 0xFF, 0xB6 },
226		{ 0 }
227	};
228
229	/* MBH10302 occupies 32 I/O addresses. */
230	if (fe_alloc_port(dev, 32))
231		return ENXIO;
232
233	/* Fill the softc struct with default values.  */
234	fe_softc_defaults(sc);
235
236	/*
237	 * See if MBH10302 is on its address.
238	 * I'm not sure the following probe code works.  FIXME.
239	 */
240	if (!fe_simple_probe(sc, probe_table))
241		return ENXIO;
242
243	/* Get our station address from EEPROM.  */
244	fe_inblk(sc, FE_MBH10, sc->sc_enaddr, ETHER_ADDR_LEN);
245
246	/* Make sure we got a valid station address.  */
247	if (!fe_valid_Ether_p(sc->sc_enaddr, 0))
248		return ENXIO;
249
250	/* Determine the card type.  */
251	sc->type = FE_TYPE_MBH;
252	sc->typestr = "MBH10302 (PCMCIA)";
253
254	/* We seems to need our own IDENT bits...  FIXME.  */
255	sc->proto_dlcr7 = FE_D7_BYTSWP_LH | FE_D7_IDENT_NICE;
256
257	/* Setup hooks.  We need a special initialization procedure.  */
258	sc->init = fe_init_mbh;
259
260	return 0;
261}
262
263/*
264 * Probe and initialization for TDK/CONTEC PCMCIA Ethernet interface.
265 * by MASUI Kenji <masui@cs.titech.ac.jp>
266 *
267 * (Contec uses TDK Ethenet chip -- hosokawa)
268 *
269 * This version of fe_probe_tdk has been rewrote to handle
270 * *generic* PC card implementation of Fujitsu MB8696x family.  The
271 * name _tdk is just for a historical reason. :-)
272 */
273static int
274fe_probe_tdk (device_t dev, const struct fe_pccard_product *pp)
275{
276	struct fe_softc *sc = device_get_softc(dev);
277
278        static struct fe_simple_probe_struct probe_table [] = {
279                { FE_DLCR2, 0x50, 0x00 },
280                { FE_DLCR4, 0x08, 0x00 },
281            /*  { FE_DLCR5, 0x80, 0x00 },       Does not work well.  */
282                { 0 }
283        };
284
285        /* C-NET(PC)C occupies 16 I/O addresses. */
286	if (fe_alloc_port(dev, 16))
287		return ENXIO;
288
289	/* Fill the softc struct with default values.  */
290	fe_softc_defaults(sc);
291
292        /*
293         * See if C-NET(PC)C is on its address.
294         */
295        if (!fe_simple_probe(sc, probe_table))
296		return ENXIO;
297
298        /* Determine the card type.  */
299	sc->type = FE_TYPE_TDK;
300        sc->typestr = "Generic MB8696x/78Q837x Ethernet (PCMCIA)";
301
302	pccard_get_ether(dev, sc->sc_enaddr);
303
304        /* Make sure we got a valid station address.  */
305        if (!fe_valid_Ether_p(sc->sc_enaddr, 0))
306		return ENXIO;
307
308        return 0;
309}
310