if_ed_pccard.c revision 104857
1/*
2 * Copyright (c) 1995, David Greenman
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 unmodified, this list of conditions, and the following
10 *    disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25 * SUCH DAMAGE.
26 *
27 * $FreeBSD: head/sys/dev/ed/if_ed_pccard.c 104857 2002-10-11 07:03:09Z imp $
28 */
29
30#include "opt_ed.h"
31
32#include <sys/param.h>
33#include <sys/systm.h>
34#include <sys/socket.h>
35#include <sys/kernel.h>
36#include <sys/conf.h>
37#include <sys/uio.h>
38
39#include <sys/module.h>
40#include <sys/bus.h>
41#include <machine/bus.h>
42#include <sys/rman.h>
43#include <machine/resource.h>
44
45#include <net/ethernet.h>
46#include <net/if.h>
47#include <net/if_arp.h>
48#include <net/if_mib.h>
49#include <net/if_media.h>
50
51#include <dev/ed/if_edreg.h>
52#include <dev/ed/if_edvar.h>
53#include <dev/pccard/pccardvar.h>
54#include <dev/pccard/pccarddevs.h>
55#ifndef ED_NO_MIIBUS
56#include <dev/mii/mii.h>
57#include <dev/mii/miivar.h>
58#endif
59
60#include "card_if.h"
61#ifndef ED_NO_MIIBUS
62/* "device miibus" required.  See GENERIC if you get errors here. */
63#include "miibus_if.h"
64
65MODULE_DEPEND(ed, miibus, 1, 1, 1);
66#endif
67
68/*
69 *      PC-Card (PCMCIA) specific code.
70 */
71static int	ed_pccard_match(device_t);
72static int	ed_pccard_probe(device_t);
73static int	ed_pccard_attach(device_t);
74static int	ed_pccard_detach(device_t);
75
76static int	ed_pccard_Linksys(device_t dev);
77static int	ed_pccard_ax88190(device_t dev);
78
79static void	ax88190_geteprom(struct ed_softc *);
80static int	ed_pccard_memwrite(device_t dev, off_t offset, u_char byte);
81#ifndef ED_NO_MIIBUS
82static void	ed_pccard_dlink_mii_reset(struct ed_softc *sc);
83static u_int	ed_pccard_dlink_mii_readbits(struct ed_softc *sc, int nbits);
84static void	ed_pccard_dlink_mii_writebits(struct ed_softc *sc, u_int val,
85    int nbits);
86#endif
87
88/*
89 *      ed_pccard_detach - unload the driver and clear the table.
90 *      XXX TODO:
91 *      This is usually called when the card is ejected, but
92 *      can be caused by a modunload of a controller driver.
93 *      The idea is to reset the driver's view of the device
94 *      and ensure that any driver entry points such as
95 *      read and write do not hang.
96 */
97static int
98ed_pccard_detach(device_t dev)
99{
100	struct ed_softc *sc = device_get_softc(dev);
101	struct ifnet *ifp = &sc->arpcom.ac_if;
102
103	if (sc->gone) {
104		device_printf(dev, "already unloaded\n");
105		return (0);
106	}
107	ed_stop(sc);
108	ifp->if_flags &= ~IFF_RUNNING;
109	ether_ifdetach(ifp, ETHER_BPF_SUPPORTED);
110	sc->gone = 1;
111	bus_teardown_intr(dev, sc->irq_res, sc->irq_handle);
112	ed_release_resources(dev);
113	return (0);
114}
115
116static const struct ed_product {
117	struct pccard_product	prod;
118	int enet_maddr;
119	unsigned char enet_vendor[3];
120	int flags;
121#define	NE2000DVF_DL10019	0x0001		/* chip is D-Link DL10019 */
122#define	NE2000DVF_AX88190	0x0002		/* chip is ASIX AX88190 */
123} ed_pccard_products[] = {
124	{ PCMCIA_CARD(EDIMAX, EP4000A, 0),
125	  -1, { 0x00, 0xa0, 0x0c } },
126	{ PCMCIA_CARD(SYNERGY21, S21810, 0),
127	  -1, { 0x00, 0x48, 0x54} },
128	{ PCMCIA_CARD(AMBICOM, AMB8002T, 0),
129	  -1, { 0x00, 0x10, 0x7a } },
130	{ PCMCIA_CARD(PREMAX, PE200, 0),
131	  0x07f0, { 0x00, 0x20, 0xe0 } },
132	{ PCMCIA_CARD(DIGITAL, DEPCMXX, 0),
133	  0x0ff0, { 0x00, 0x00, 0xe8 } },
134	{ PCMCIA_CARD(PLANET, SMARTCOM2000, 0),
135	  0xff0, { 0x00, 0x00, 0xe8 } },
136	{ PCMCIA_CARD(DLINK, DE660, 0),
137	  -1, { 0x00, 0x80, 0xc8 } },
138	{ PCMCIA_CARD(DLINK, DE660PLUS, 0),
139	  -1, { 0x00, 0x80, 0x08 } },
140	{ PCMCIA_CARD(RPTI, EP400, 0),
141	  -1, { 0x00, 0x40, 0x95 } },
142	{ PCMCIA_CARD(RPTI, EP401, 0),
143	  -1, { 0x00, 0x40, 0x95 } },
144	{ PCMCIA_CARD(ACCTON, EN2212, 0),
145	  0x0ff0, { 0x00, 0x00, 0xe8 } },
146	{ PCMCIA_CARD(SVEC, COMBOCARD, 0),
147	  -1, { 0x00, 0xe0, 0x98 } },
148	{ PCMCIA_CARD(SVEC, LANCARD, 0),
149	  0x7f0, { 0x00, 0xc0, 0x6c } },
150	{ PCMCIA_CARD(EPSON, EEN10B, 0),
151	  0xff0, { 0x00, 0x00, 0x48 } },
152	{ PCMCIA_CARD(CNET, NE2000, 0),
153	  -1, { 0x00, 0x80, 0xad } },
154	{ PCMCIA_CARD(ZONET, ZEN, 0),
155	  -1, { 0x00, 0x80, 0xad } },
156
157	/*
158	 * You have to add new entries which contains
159	 * PCMCIA_VENDOR_INVALID and/or PCMCIA_PRODUCT_INVALID
160	 * in front of this comment.
161	 */
162	{ PCMCIA_CARD(LANTECH, FASTNETTX, 0),
163	  -1, { 0x00, 0x04, 0x1c}, NE2000DVF_AX88190 },
164	{ PCMCIA_CARD(IBM, INFOMOVER, 0),
165	  0x0ff0, { 0x08, 0x00, 0x5a } },
166	{ PCMCIA_CARD(IBM, INFOMOVER, 0),
167	  0x0ff0, { 0x00, 0x04, 0xac } },
168	{ PCMCIA_CARD(IBM, INFOMOVER, 0),
169	  0x0ff0, { 0x00, 0x06, 0x29 } },
170	{ PCMCIA_CARD(KINGSTON, KNE2, 0),
171	  -1, { 0, 0, 0 }, 0 },	/* XXX */
172	{ PCMCIA_CARD(LINKSYS, ECARD_1, 0),
173	  -1, { 0x00, 0x80, 0xc8 } },
174	{ PCMCIA_CARD(LINKSYS, PCM100, 0),
175	  -1, { 0x00, 0x04, 0x5a } },
176#ifdef BOGUS
177	/*
178	 * The next three should be detected as linksys, but might fail
179	 * the mac sanity check.
180	 */
181	{ PCMCIA_CARD(PLANEX, FNW3600T, 0),
182	  -1, { 0x00, 0x90, 0xcc }, NE2000DVF_DL10019 },
183	{ PCMCIA_CARD(PLANEX, FNW3700T, 0),
184	  -1, { 0x00, 0x90, 0xcc }, NE2000DVF_DL10019 },
185	{ PCMCIA_CARD(SVEC, PN650TX, 0),
186	  -1, { 0x00, 0xe0, 0x98 }, NE2000DVF_DL10019 },
187#endif
188
189	/*
190	 * This entry should be here so that above two cards doesn't
191	 * match with this.  FNW-3700T won't match above entries due to
192	 * MAC address check.
193	 */
194	{ PCMCIA_CARD(LINKSYS, COMBO_ECARD, 0),
195	  -1, { 0x00, 0x90, 0xcc }, NE2000DVF_DL10019 },
196	{ PCMCIA_CARD(LINKSYS, ETHERFAST, 0),
197	  -1, { 0x00, 0x80, 0xc8 }, NE2000DVF_DL10019 },
198	{ PCMCIA_CARD(LINKSYS, ETHERFAST, 0),
199	  -1, { 0x00, 0x90, 0xfe }, NE2000DVF_DL10019 },
200	{ PCMCIA_CARD2(LINKSYS, ETHERFAST, DLINK_DE650, 0),
201	  -1, { 0x00, 0xe0, 0x98 }, NE2000DVF_DL10019 },
202	{ PCMCIA_CARD2(LINKSYS, ETHERFAST, MELCO_LPC2_TX, 0),
203	  -1, { 0x00, 0x40, 0x26 }, NE2000DVF_DL10019 },
204	{ PCMCIA_CARD(LINKSYS, TRUST_COMBO_ECARD, 0),
205	  0x0120, { 0x20, 0x04, 0x49 } },
206
207	/*
208	 * Although the comments above say to put VENDOR/PRODUCT
209	 * INVALID IDs above this list, we need to keep this one below
210	 * the ECARD_1, or else both will match the same more-generic
211	 * entry rather than the more specific one above with proper
212	 * vendor and product IDs.
213	 */
214	{ PCMCIA_CARD(LINKSYS, ECARD_2, 0),
215	  -1, { 0x00, 0x80, 0xc8 } },
216
217	/*
218	 * D-Link DE-650 has many minor versions:
219	 *
220	 *   CIS information          Manufacturer Product  Note
221	 * 1 "D-Link, DE-650"             INVALID  INVALID  white card
222	 * 2 "D-Link, DE-650, Ver 01.00"  INVALID  INVALID  became bare metal
223	 * 3 "D-Link, DE-650, Ver 01.00"   0x149    0x265   minor changed look
224	 * 4 "D-Link, DE-650, Ver 01.00"   0x149    0x265   collision LED added
225	 *
226	 * While the 1st and the 2nd types should use the "D-Link DE-650"
227	 * entry, the 3rd and the 4th types should use the "Linksys
228	 * EtherCard" entry. Therefore, this enty must be below the
229	 * LINKSYS_ECARD_1.  --itohy
230	 */
231	{ PCMCIA_CARD(DLINK, DE650, 0),
232	  0x0040, { 0x00, 0x80, 0xc8 } },
233
234	/*
235	 * IO-DATA PCLA/TE and later version of PCLA/T has valid
236	 * vendor/product ID and it is possible to read MAC address
237	 * using standard I/O ports.  It also read from CIS offset 0x01c0.
238	 * On the other hand, earlier version of PCLA/T doesn't have valid
239	 * vendor/product ID and MAC address must be read from CIS offset
240	 * 0x0ff0 (i.e., usual ne2000 way to read it doesn't work).
241	 * And CIS information of earlier and later version of PCLA/T are
242	 * same except fourth element.  So, for now, we place the entry for
243	 * PCLA/TE (and later version of PCLA/T) followed by entry
244	 * for the earlier version of PCLA/T (or, modify to match all CIS
245	 * information and have three or more individual entries).
246	 */
247	{ PCMCIA_CARD(IODATA, PCLATE, 0),
248	  -1, { 0x00, 0xa0, 0xb0 } },
249
250	/*
251	 * This entry should be placed after above PCLA-TE entry.
252	 * See above comments for detail.
253	 */
254	{ PCMCIA_CARD(IODATA, PCLAT, 0),
255	  0x0ff0, { 0x00, 0xa0, 0xb0 } },
256	{ PCMCIA_CARD(DAYNA, COMMUNICARD_E_1, 0),
257	  0x0110, { 0x00, 0x80, 0x19 } },
258	{ PCMCIA_CARD(DAYNA, COMMUNICARD_E_2, 0),
259	  -1, { 0x00, 0x80, 0x19 } },
260	{ PCMCIA_CARD(COREGA, ETHER_PCC_TD, 0),
261	  -1, { 0x00, 0x00, 0xf4 } },
262	{ PCMCIA_CARD(COREGA, ETHER_PCC_T, 0),
263	  -1, { 0x00, 0x00, 0xf4 } },
264	{ PCMCIA_CARD(COREGA, ETHER_II_PCC_T, 0),
265	  -1, { 0x00, 0x00, 0xf4 } },
266	{ PCMCIA_CARD(COREGA, ETHER_II_PCC_TD, 0),
267	  -1, { 0x00, 0x00, 0xf4 } },
268	{ PCMCIA_CARD(COREGA, FAST_ETHER_PCC_TX, 0),
269	  -1, { 0x00, 0x00, 0xf4 }, NE2000DVF_DL10019 },
270	{ PCMCIA_CARD(COREGA, FETHER_PCC_TXD, 0),
271	  -1, { 0x00, 0x90, 0x99 } },
272	{ PCMCIA_CARD(COREGA, FETHER_PCC_TXF, 0),
273	  -1, { 0x00, 0x90, 0x99 }, NE2000DVF_DL10019 },
274	{ PCMCIA_CARD(COMPEX, LINKPORT_ENET_B, 0),
275	  0x01c0, { 0x00, 0xa0, 0x0c } },
276	{ PCMCIA_CARD(DYNALINK, L10C, 0),
277	  0x01c0, { 0x00, 0x00, 0x00 } },
278	{ PCMCIA_CARD(SMC, EZCARD, 0),
279	  0x01c0, { 0x00, 0xe0, 0x29 } },
280	{ PCMCIA_CARD(SOCKET, EA_ETHER, 0),
281	  -1, { 0x00, 0xc0, 0x1b } },
282	{ PCMCIA_CARD(SOCKET, LP_ETHER_CF, 0),
283	  -1, { 0x00, 0xc0, 0x1b } },
284	{ PCMCIA_CARD(SOCKET, LP_ETHER, 0),
285	  -1, { 0x00, 0xc0, 0x1b } },
286	{ PCMCIA_CARD(KINGSTON, KNE2, 0),
287	  -1, { 0x00, 0xc0, 0xf0 } },
288	{ PCMCIA_CARD(XIRCOM, CFE_10, 0),
289	  -1, { 0x00, 0x10, 0xa4 } },
290	{ PCMCIA_CARD(MELCO, LPC3_TX,  0),
291	  -1, { 0x00, 0x40, 0x26 }, NE2000DVF_AX88190 },
292	{ PCMCIA_CARD(BUFFALO, LPC3_CLT,  0),
293	  -1, { 0x00, 0x07, 0x40 } },
294	{ PCMCIA_CARD(BILLIONTON, LNT10TN, 0),
295	  -1, { 0x00, 0x00, 0x00 } },
296	{ PCMCIA_CARD(NDC, ND5100_E, 0),
297	  -1, { 0x00, 0x80, 0xc6 } },
298	{ PCMCIA_CARD(TELECOMDEVICE, TCD_HPC100, 0),
299	  -1, { 0x00, 0x40, 0x26 }, NE2000DVF_AX88190 },
300	{ PCMCIA_CARD(MACNICA, ME1_JEIDA, 0),
301	  0x00b8, { 0x08, 0x00, 0x42 } },
302	{ PCMCIA_CARD(ALLIEDTELESIS, LA_PCM, 0),
303	  0x0ff0, { 0x00, 0x00, 0xf4 } },
304	{ PCMCIA_CARD(DLINK, DFE670TXD, 0),
305	  -1, { 0x00, 0x50, 0xba}, NE2000DVF_DL10019},
306	{ PCMCIA_CARD(NETGEAR, FA410TXC, 0),
307	  -1, { 0x00, 0x48, 0x54 }, NE2000DVF_DL10019},
308	{ PCMCIA_CARD(NETGEAR, FA411, 0),
309	  -1, { 0x00, 0x40, 0xf4 }, NE2000DVF_AX88190},
310
311#if 0
312    /* the rest of these are stolen from the linux pcnet pcmcia device
313       driver.  Since I don't know the manfid or cis info strings for
314       any of them, they're not compiled in until I do. */
315    { "APEX MultiCard",
316      0x0000, 0x0000, NULL, NULL, 0,
317      0x03f4, { 0x00, 0x20, 0xe5 } },
318    { "ASANTE FriendlyNet",
319      0x0000, 0x0000, NULL, NULL, 0,
320      0x4910, { 0x00, 0x00, 0x94 } },
321    { "Danpex EN-6200P2",
322      0x0000, 0x0000, NULL, NULL, 0,
323      0x0110, { 0x00, 0x40, 0xc7 } },
324    { "DataTrek NetCard",
325      0x0000, 0x0000, NULL, NULL, 0,
326      0x0ff0, { 0x00, 0x20, 0xe8 } },
327    { "Dayna CommuniCard E",
328      0x0000, 0x0000, NULL, NULL, 0,
329      0x0110, { 0x00, 0x80, 0x19 } },
330    { "EP-210 Ethernet",
331      0x0000, 0x0000, NULL, NULL, 0,
332      0x0110, { 0x00, 0x40, 0x33 } },
333    { "ELECOM Laneed LD-CDWA",
334      0x0000, 0x0000, NULL, NULL, 0,
335      0x00b8, { 0x08, 0x00, 0x42 } },
336    { "Grey Cell GCS2220",
337      0x0000, 0x0000, NULL, NULL, 0,
338      0x0000, { 0x00, 0x47, 0x43 } },
339    { "Hypertec Ethernet",
340      0x0000, 0x0000, NULL, NULL, 0,
341      0x01c0, { 0x00, 0x40, 0x4c } },
342    { "IBM CCAE",
343      0x0000, 0x0000, NULL, NULL, 0,
344      0x0ff0, { 0x08, 0x00, 0x5a } },
345    { "IBM CCAE",
346      0x0000, 0x0000, NULL, NULL, 0,
347      0x0ff0, { 0x00, 0x04, 0xac } },
348    { "IBM CCAE",
349      0x0000, 0x0000, NULL, NULL, 0,
350      0x0ff0, { 0x00, 0x06, 0x29 } },
351    { "IBM FME",
352      0x0000, 0x0000, NULL, NULL, 0,
353      0x0374, { 0x00, 0x04, 0xac } },
354    { "IBM FME",
355      0x0000, 0x0000, NULL, NULL, 0,
356      0x0374, { 0x08, 0x00, 0x5a } },
357    { "Katron PE-520",
358      0x0000, 0x0000, NULL, NULL, 0,
359      0x0110, { 0x00, 0x40, 0xf6 } },
360    { "Kingston KNE-PCM/x",
361      0x0000, 0x0000, NULL, NULL, 0,
362      0x0ff0, { 0x00, 0xc0, 0xf0 } },
363    { "Kingston KNE-PCM/x",
364      0x0000, 0x0000, NULL, NULL, 0,
365      0x0ff0, { 0xe2, 0x0c, 0x0f } },
366    { "Longshine LCS-8534",
367      0x0000, 0x0000, NULL, NULL, 0,
368      0x0000, { 0x08, 0x00, 0x00 } },
369    { "Maxtech PCN2000",
370      0x0000, 0x0000, NULL, NULL, 0,
371      0x5000, { 0x00, 0x00, 0xe8 } },
372    { "NDC Instant-Link",
373      0x0000, 0x0000, NULL, NULL, 0,
374      0x003a, { 0x00, 0x80, 0xc6 } },
375    { "NE2000 Compatible",
376      0x0000, 0x0000, NULL, NULL, 0,
377      0x0ff0, { 0x00, 0xa0, 0x0c } },
378    { "Network General Sniffer",
379      0x0000, 0x0000, NULL, NULL, 0,
380      0x0ff0, { 0x00, 0x00, 0x65 } },
381    { "Panasonic VEL211",
382      0x0000, 0x0000, NULL, NULL, 0,
383      0x0ff0, { 0x00, 0x80, 0x45 } },
384    { "SCM Ethernet",
385      0x0000, 0x0000, NULL, NULL, 0,
386      0x0ff0, { 0x00, 0x20, 0xcb } },
387    { "Volktek NPL-402CT",
388      0x0000, 0x0000, NULL, NULL, 0,
389      0x0060, { 0x00, 0x40, 0x05 } },
390#endif
391	{ { NULL } }
392
393};
394
395static int
396ed_pccard_match(device_t dev)
397{
398	const struct ed_product *pp;
399
400	if ((pp = (const struct ed_product *) pccard_product_lookup(dev,
401	    (const struct pccard_product *) ed_pccard_products,
402	    sizeof(ed_pccard_products[0]), NULL)) != NULL) {
403		device_set_desc(dev, pp->prod.pp_name);
404		if (pp->flags & NE2000DVF_DL10019)
405			device_set_flags(dev, ED_FLAGS_LINKSYS);
406		else if (pp->flags & NE2000DVF_AX88190)
407			device_set_flags(dev, ED_FLAGS_AX88190);
408		return (0);
409	}
410	return (EIO);
411}
412
413/*
414 * Probe framework for pccards.  Replicates the standard framework,
415 * minus the pccard driver registration and ignores the ether address
416 * supplied (from the CIS), relying on the probe to find it instead.
417 */
418static int
419ed_pccard_probe(device_t dev)
420{
421	int	error;
422	int	flags = device_get_flags(dev);
423
424	if (ED_FLAGS_GETTYPE(flags) == ED_FLAGS_AX88190) {
425		error = ed_pccard_ax88190(dev);
426		goto end2;
427	}
428
429	error = ed_probe_Novell(dev, 0, flags);
430	if (error == 0)
431		goto end;
432	ed_release_resources(dev);
433
434	error = ed_probe_WD80x3(dev, 0, flags);
435	if (error == 0)
436		goto end;
437	ed_release_resources(dev);
438	goto end2;
439
440end:
441	if (ED_FLAGS_GETTYPE(flags) & ED_FLAGS_LINKSYS)
442		ed_pccard_Linksys(dev);
443end2:
444	if (error == 0)
445		error = ed_alloc_irq(dev, 0, 0);
446
447	ed_release_resources(dev);
448	return (error);
449}
450
451static int
452ed_pccard_attach(device_t dev)
453{
454	int error;
455	int	flags = device_get_flags(dev);
456	int i;
457	struct ed_softc *sc = device_get_softc(dev);
458	u_char sum;
459	u_char ether_addr[ETHER_ADDR_LEN];
460
461	if (sc->port_used > 0)
462		ed_alloc_port(dev, sc->port_rid, sc->port_used);
463	if (sc->mem_used)
464		ed_alloc_memory(dev, sc->mem_rid, sc->mem_used);
465	ed_alloc_irq(dev, sc->irq_rid, 0);
466
467	error = bus_setup_intr(dev, sc->irq_res, INTR_TYPE_NET,
468			       edintr, sc, &sc->irq_handle);
469	if (error) {
470		printf("setup intr failed %d \n", error);
471		ed_release_resources(dev);
472		return (error);
473	}
474
475	if (sc->vendor != ED_VENDOR_LINKSYS) {
476		pccard_get_ether(dev, ether_addr);
477		for (i = 0, sum = 0; i < ETHER_ADDR_LEN; i++)
478			sum |= ether_addr[i];
479		if (sum)
480			bcopy(ether_addr, sc->arpcom.ac_enaddr, ETHER_ADDR_LEN);
481	}
482
483	error = ed_attach(sc, device_get_unit(dev), flags);
484#ifndef ED_NO_MIIBUS
485	if (error == 0 && sc->vendor == ED_VENDOR_LINKSYS) {
486		/* Probe for an MII bus, but ignore errors. */
487		ed_pccard_dlink_mii_reset(sc);
488		sc->mii_readbits = ed_pccard_dlink_mii_readbits;
489		sc->mii_writebits = ed_pccard_dlink_mii_writebits;
490		mii_phy_probe(dev, &sc->miibus, ed_ifmedia_upd,
491		    ed_ifmedia_sts);
492	}
493#endif
494
495	return (error);
496}
497
498static void
499ax88190_geteprom(struct ed_softc *sc)
500{
501	int prom[16],i;
502	u_char tmp;
503	struct {
504		unsigned char offset, value;
505	} pg_seq[] = {
506		{ED_P0_CR, ED_CR_RD2|ED_CR_STP},/* Select Page0 */
507		{ED_P0_DCR, 0x01},
508		{ED_P0_RBCR0, 0x00},		/* Clear the count regs. */
509		{ED_P0_RBCR1, 0x00},
510		{ED_P0_IMR, 0x00},		/* Mask completion irq. */
511		{ED_P0_ISR, 0xff},
512		{ED_P0_RCR, ED_RCR_MON | ED_RCR_INTT}, /* Set To Monitor */
513		{ED_P0_TCR, ED_TCR_LB0},	/* loopback mode. */
514		{ED_P0_RBCR0, 32},
515		{ED_P0_RBCR1, 0x00},
516		{ED_P0_RSAR0, 0x00},
517		{ED_P0_RSAR1, 0x04},
518		{ED_P0_CR ,ED_CR_RD0 | ED_CR_STA},
519	};
520
521	/* Reset Card */
522	tmp = ed_asic_inb(sc, ED_NOVELL_RESET);
523	ed_asic_outb(sc, ED_NOVELL_RESET, tmp);
524	DELAY(5000);
525	ed_asic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP);
526	DELAY(5000);
527
528	/* Card Settings */
529	for (i = 0; i < sizeof(pg_seq) / sizeof(pg_seq[0]); i++)
530		ed_nic_outb(sc, pg_seq[i].offset, pg_seq[i].value);
531
532	/* Get Data */
533	for (i = 0; i < 16; i++)
534		prom[i] = ed_asic_inb(sc, 0);
535	sc->arpcom.ac_enaddr[0] = prom[0] & 0xff;
536	sc->arpcom.ac_enaddr[1] = prom[0] >> 8;
537	sc->arpcom.ac_enaddr[2] = prom[1] & 0xff;
538	sc->arpcom.ac_enaddr[3] = prom[1] >> 8;
539	sc->arpcom.ac_enaddr[4] = prom[2] & 0xff;
540	sc->arpcom.ac_enaddr[5] = prom[2] >> 8;
541}
542
543static int
544ed_pccard_memwrite(device_t dev, off_t offset, u_char byte)
545{
546	int cis_rid;
547	struct resource *cis;
548
549	cis_rid = 0;
550	cis = bus_alloc_resource(dev, SYS_RES_MEMORY, &cis_rid, 0, ~0,
551	    4 << 10, RF_ACTIVE | RF_SHAREABLE);
552	if (cis == NULL)
553		return (ENXIO);
554	CARD_SET_RES_FLAGS(device_get_parent(dev), dev, SYS_RES_MEMORY,
555	    cis_rid, PCCARD_A_MEM_ATTR);
556
557	bus_space_write_1(rman_get_bustag(cis), rman_get_bushandle(cis),
558	    offset, byte);
559
560	bus_deactivate_resource(dev, SYS_RES_MEMORY, cis_rid, cis);
561	bus_release_resource(dev, SYS_RES_MEMORY, cis_rid, cis);
562
563	return (0);
564}
565
566/*
567 * Probe the Ethernet MAC addrees for PCMCIA Linksys EtherFast 10/100
568 * and compatible cards (DL10019C Ethernet controller).
569 *
570 * Note: The PAO patches try to use more memory for the card, but that
571 * seems to fail for my card.  A future optimization would add this back
572 * conditionally.
573 */
574static int
575ed_pccard_Linksys(device_t dev)
576{
577	struct ed_softc *sc = device_get_softc(dev);
578	u_char sum;
579	int i;
580
581	/*
582	 * Linksys registers(offset from ASIC base)
583	 *
584	 * 0x04-0x09 : Physical Address Register 0-5 (PAR0-PAR5)
585	 * 0x0A      : Card ID Register (CIR)
586	 * 0x0B      : Check Sum Register (SR)
587	 */
588	for (sum = 0, i = 0x04; i < 0x0c; i++)
589		sum += ed_asic_inb(sc, i);
590	if (sum != 0xff)
591		return (0);		/* invalid DL10019C */
592	for (i = 0; i < ETHER_ADDR_LEN; i++) {
593		sc->arpcom.ac_enaddr[i] = ed_asic_inb(sc, 0x04 + i);
594	}
595
596	ed_nic_outb(sc, ED_P0_DCR, ED_DCR_WTS | ED_DCR_FT1 | ED_DCR_LS);
597	sc->isa16bit = 1;
598	sc->vendor = ED_VENDOR_LINKSYS;
599	sc->type = ED_TYPE_NE2000;
600	sc->type_str = "Linksys";
601
602	return (1);
603}
604
605/*
606 * Special setup for AX88190
607 */
608static int
609ed_pccard_ax88190(device_t dev)
610{
611	int	error;
612	int	flags = device_get_flags(dev);
613	int	iobase;
614	struct	ed_softc *sc = device_get_softc(dev);
615
616	/* Allocate the port resource during setup. */
617	error = ed_alloc_port(dev, 0, ED_NOVELL_IO_PORTS);
618	if (error)
619		return (error);
620
621	sc->asic_offset = ED_NOVELL_ASIC_OFFSET;
622	sc->nic_offset  = ED_NOVELL_NIC_OFFSET;
623	sc->chip_type = ED_CHIP_TYPE_AX88190;
624
625	/*
626	 * Set Attribute Memory IOBASE Register
627	 */
628	iobase = rman_get_start(sc->port_res);
629	ed_pccard_memwrite(dev, ED_AX88190_IOBASE0, iobase & 0xff);
630	ed_pccard_memwrite(dev, ED_AX88190_IOBASE1, (iobase >> 8) & 0xff);
631	ax88190_geteprom(sc);
632	ed_release_resources(dev);
633	error = ed_probe_Novell(dev, 0, flags);
634	if (error == 0) {
635		sc->vendor = ED_VENDOR_PCCARD;
636		sc->type = ED_TYPE_NE2000;
637		sc->type_str = "AX88190";
638	}
639	return (error);
640}
641
642#ifndef ED_NO_MIIBUS
643/* MII bit-twiddling routines for cards using Dlink chipset */
644#define DLINK_MIISET(sc, x) ed_asic_outb(sc, ED_DLINK_MIIBUS, \
645    ed_asic_inb(sc, ED_DLINK_MIIBUS) | (x))
646#define DLINK_MIICLR(sc, x) ed_asic_outb(sc, ED_DLINK_MIIBUS, \
647    ed_asic_inb(sc, ED_DLINK_MIIBUS) & ~(x))
648
649static void
650ed_pccard_dlink_mii_reset(sc)
651	struct ed_softc *sc;
652{
653	ed_asic_outb(sc, ED_DLINK_MIIBUS, 0);
654	DELAY(10);
655	DLINK_MIISET(sc, ED_DLINK_MII_RESET2);
656	DELAY(10);
657	DLINK_MIISET(sc, ED_DLINK_MII_RESET1);
658	DELAY(10);
659	DLINK_MIICLR(sc, ED_DLINK_MII_RESET1);
660	DELAY(10);
661	DLINK_MIICLR(sc, ED_DLINK_MII_RESET2);
662	DELAY(10);
663}
664
665static void
666ed_pccard_dlink_mii_writebits(sc, val, nbits)
667	struct ed_softc *sc;
668	u_int val;
669	int nbits;
670{
671	int i;
672
673	DLINK_MIISET(sc, ED_DLINK_MII_DIROUT);
674
675	for (i = nbits - 1; i >= 0; i--) {
676		if ((val >> i) & 1)
677			DLINK_MIISET(sc, ED_DLINK_MII_DATAOUT);
678		else
679			DLINK_MIICLR(sc, ED_DLINK_MII_DATAOUT);
680		DELAY(10);
681		DLINK_MIISET(sc, ED_DLINK_MII_CLK);
682		DELAY(10);
683		DLINK_MIICLR(sc, ED_DLINK_MII_CLK);
684		DELAY(10);
685	}
686}
687
688static u_int
689ed_pccard_dlink_mii_readbits(sc, nbits)
690	struct ed_softc *sc;
691	int nbits;
692{
693	int i;
694	u_int val = 0;
695
696	DLINK_MIICLR(sc, ED_DLINK_MII_DIROUT);
697
698	for (i = nbits - 1; i >= 0; i--) {
699		DLINK_MIISET(sc, ED_DLINK_MII_CLK);
700		DELAY(10);
701		val <<= 1;
702		if (ed_asic_inb(sc, ED_DLINK_MIIBUS) & ED_DLINK_MII_DATATIN)
703			val++;
704		DLINK_MIICLR(sc, ED_DLINK_MII_CLK);
705		DELAY(10);
706	}
707
708	return val;
709}
710#endif
711
712static device_method_t ed_pccard_methods[] = {
713	/* Device interface */
714	DEVMETHOD(device_probe,		pccard_compat_probe),
715	DEVMETHOD(device_attach,	pccard_compat_attach),
716	DEVMETHOD(device_detach,	ed_pccard_detach),
717
718#ifndef ED_NO_MIIBUS
719	/* Bus interface */
720	DEVMETHOD(bus_child_detached,	ed_child_detached),
721
722	/* MII interface */
723	DEVMETHOD(miibus_readreg,	ed_miibus_readreg),
724	DEVMETHOD(miibus_writereg,	ed_miibus_writereg),
725#endif
726
727	/* Card interface */
728	DEVMETHOD(card_compat_match,	ed_pccard_match),
729	DEVMETHOD(card_compat_probe,	ed_pccard_probe),
730	DEVMETHOD(card_compat_attach,	ed_pccard_attach),
731	{ 0, 0 }
732};
733
734static driver_t ed_pccard_driver = {
735	"ed",
736	ed_pccard_methods,
737	sizeof(struct ed_softc)
738};
739
740DRIVER_MODULE(if_ed, pccard, ed_pccard_driver, ed_devclass, 0, 0);
741#ifndef ED_NO_MIIBUS
742DRIVER_MODULE(miibus, ed, miibus_driver, miibus_devclass, 0, 0);
743#endif
744