xref: /freebsd/sys/dev/etherswitch/e6000sw/e6060sw.c (revision a7623790fb345e6dc986dfd31df0ace115e6f2e4)
1 /*-
2  * Copyright (c) 2016-2017 Hiroki Mori
3  * Copyright (c) 2013 Luiz Otavio O Souza.
4  * Copyright (c) 2011-2012 Stefan Bethke.
5  * Copyright (c) 2012 Adrian Chadd.
6  * All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27  * SUCH DAMAGE.
28  *
29  * $FreeBSD$
30  */
31 
32 /*
33  * This code is Marvell 88E6060 ethernet switch support code on etherswitch
34  * framework.
35  * 88E6060 support is only port vlan support. Not support ingress/egress
36  * trailer.
37  * 88E6065 support is port and dot1q vlan. Also group base tag support.
38  */
39 
40 #include <sys/param.h>
41 #include <sys/bus.h>
42 #include <sys/errno.h>
43 #include <sys/kernel.h>
44 #include <sys/lock.h>
45 #include <sys/malloc.h>
46 #include <sys/module.h>
47 #include <sys/mutex.h>
48 #include <sys/socket.h>
49 #include <sys/sockio.h>
50 #include <sys/sysctl.h>
51 #include <sys/systm.h>
52 
53 #include <net/if.h>
54 #include <net/if_var.h>
55 #include <net/ethernet.h>
56 #include <net/if_media.h>
57 #include <net/if_types.h>
58 
59 #include <machine/bus.h>
60 #include <dev/mii/mii.h>
61 #include <dev/mii/miivar.h>
62 #include <dev/mdio/mdio.h>
63 
64 #include <dev/etherswitch/etherswitch.h>
65 
66 #include "mdio_if.h"
67 #include "miibus_if.h"
68 #include "etherswitch_if.h"
69 
70 #define	CORE_REGISTER	0x8
71 #define	SWITCH_ID	3
72 
73 #define	PORT_CONTROL	4
74 #define	ENGRESSFSHIFT	2
75 #define	ENGRESSFMASK	3
76 #define	ENGRESSTAGSHIFT	12
77 #define	ENGRESSTAGMASK	3
78 
79 #define	PORT_VLAN_MAP	6
80 #define	FORCEMAPSHIFT	8
81 #define	FORCEMAPMASK	1
82 
83 #define	PORT_DEFVLAN	7
84 #define	DEFVIDMASK	0xfff
85 #define	DEFPRIMASK	7
86 
87 #define	PORT_CONTROL2	8
88 #define	DOT1QMODESHIFT	10
89 #define	DOT1QMODEMASK	3
90 #define	DOT1QNONE	0
91 #define	DOT1QFALLBACK	1
92 #define	DOT1QCHECK	2
93 #define	DOT1QSECURE	3
94 
95 #define	GLOBAL_REGISTER	0xf
96 
97 #define	VTU_OPERATION	5
98 #define	VTU_VID_REG	6
99 #define	VTU_DATA1_REG	7
100 #define	VTU_DATA2_REG	8
101 #define	VTU_DATA3_REG	9
102 #define	VTU_BUSY	0x8000
103 #define	VTU_FLASH	1
104 #define	VTU_LOAD_PURGE	3
105 #define	VTU_GET_NEXT	4
106 #define	VTU_VIOLATION	7
107 
108 MALLOC_DECLARE(M_E6060SW);
109 MALLOC_DEFINE(M_E6060SW, "e6060sw", "e6060sw data structures");
110 
111 struct e6060sw_softc {
112 	struct mtx	sc_mtx;		/* serialize access to softc */
113 	device_t	sc_dev;
114 	int		vlan_mode;
115 	int		media;		/* cpu port media */
116 	int		cpuport;	/* which PHY is connected to the CPU */
117 	int		phymask;	/* PHYs we manage */
118 	int		numports;	/* number of ports */
119 	int		ifpport[MII_NPHY];
120 	int		*portphy;
121 	char		**ifname;
122 	device_t	**miibus;
123 	struct ifnet	**ifp;
124 	struct callout	callout_tick;
125 	etherswitch_info_t	info;
126 	int		smi_offset;
127 	int		sw_model;
128 };
129 
130 /* Switch Identifier DeviceID */
131 
132 #define	E6060		0x60
133 #define	E6063		0x63
134 #define	E6065		0x65
135 
136 #define	E6060SW_LOCK(_sc)			\
137 	    mtx_lock(&(_sc)->sc_mtx)
138 #define	E6060SW_UNLOCK(_sc)			\
139 	    mtx_unlock(&(_sc)->sc_mtx)
140 #define	E6060SW_LOCK_ASSERT(_sc, _what)	\
141 	    mtx_assert(&(_sc)->sc_mtx, (_what))
142 #define	E6060SW_TRYLOCK(_sc)			\
143 	    mtx_trylock(&(_sc)->sc_mtx)
144 
145 #if defined(DEBUG)
146 #define	DPRINTF(dev, args...) device_printf(dev, args)
147 #else
148 #define	DPRINTF(dev, args...)
149 #endif
150 
151 static inline int e6060sw_portforphy(struct e6060sw_softc *, int);
152 static void e6060sw_tick(void *);
153 static int e6060sw_ifmedia_upd(struct ifnet *);
154 static void e6060sw_ifmedia_sts(struct ifnet *, struct ifmediareq *);
155 
156 static void e6060sw_setup(device_t dev);
157 static int e6060sw_read_vtu(device_t dev, int num, int *data1, int *data2);
158 static void e6060sw_set_vtu(device_t dev, int num, int data1, int data2);
159 
160 static int
161 e6060sw_probe(device_t dev)
162 {
163 	int data;
164 	struct e6060sw_softc *sc;
165 	int devid, i;
166 	char *devname;
167 	char desc[80];
168 
169 	sc = device_get_softc(dev);
170 	bzero(sc, sizeof(*sc));
171 
172 	devid = 0;
173 	for (i = 0; i < 2; ++i) {
174 		data = MDIO_READREG(device_get_parent(dev),
175 		    CORE_REGISTER + i * 0x10, SWITCH_ID);
176 		if (bootverbose)
177 			device_printf(dev,"Switch Identifier Register %x\n",
178 			    data);
179 
180 		devid = data >> 4;
181 		if (devid == E6060 ||
182 		    devid == E6063 || devid == E6065) {
183 			sc->sw_model = devid;
184 			sc->smi_offset = i * 0x10;
185 			break;
186 		}
187 	}
188 
189 	if (devid == E6060)
190 		devname = "88E6060";
191 	else if (devid == E6063)
192 		devname = "88E6063";
193 	else if (devid == E6065)
194 		devname = "88E6065";
195 	else
196 		return (ENXIO);
197 
198 	sprintf(desc, "Marvell %s MDIO switch driver at 0x%02x",
199 	    devname, sc->smi_offset);
200 	device_set_desc_copy(dev, desc);
201 
202 	return (BUS_PROBE_DEFAULT);
203 }
204 
205 static int
206 e6060sw_attach_phys(struct e6060sw_softc *sc)
207 {
208 	int phy, port, err;
209 	char name[IFNAMSIZ];
210 
211 	port = 0;
212 	err = 0;
213 	/* PHYs need an interface, so we generate a dummy one */
214 	snprintf(name, IFNAMSIZ, "%sport", device_get_nameunit(sc->sc_dev));
215 	for (phy = 0; phy < sc->numports; phy++) {
216 		if (((1 << phy) & sc->phymask) == 0)
217 			continue;
218 		sc->ifpport[phy] = port;
219 		sc->portphy[port] = phy;
220 		sc->ifp[port] = if_alloc(IFT_ETHER);
221 		if (sc->ifp[port] == NULL) {
222 			device_printf(sc->sc_dev, "couldn't allocate ifnet structure\n");
223 			err = ENOMEM;
224 			break;
225 		}
226 
227 		sc->ifp[port]->if_softc = sc;
228 		sc->ifp[port]->if_flags |= IFF_UP | IFF_BROADCAST |
229 		    IFF_DRV_RUNNING | IFF_SIMPLEX;
230 		if_initname(sc->ifp[port], name, port);
231 		sc->miibus[port] = malloc(sizeof(device_t), M_E6060SW,
232 		    M_WAITOK | M_ZERO);
233 		err = mii_attach(sc->sc_dev, sc->miibus[port], sc->ifp[port],
234 		    e6060sw_ifmedia_upd, e6060sw_ifmedia_sts, \
235 		    BMSR_DEFCAPMASK, phy + sc->smi_offset, MII_OFFSET_ANY, 0);
236 		DPRINTF(sc->sc_dev, "%s attached to pseudo interface %s\n",
237 		    device_get_nameunit(*sc->miibus[port]),
238 		    sc->ifp[port]->if_xname);
239 		if (err != 0) {
240 			device_printf(sc->sc_dev,
241 			    "attaching PHY %d failed\n",
242 			    phy);
243 			break;
244 		}
245 		++port;
246 	}
247 	sc->info.es_nports = port;
248 	if (sc->cpuport != -1) {
249 		/* assume cpuport is last one */
250 		sc->ifpport[sc->cpuport] = port;
251 		sc->portphy[port] = sc->cpuport;
252 		++sc->info.es_nports;
253 	}
254 	return (err);
255 }
256 
257 static int
258 e6060sw_attach(device_t dev)
259 {
260 	struct e6060sw_softc *sc;
261 	int err;
262 
263 	sc = device_get_softc(dev);
264 	err = 0;
265 
266 	sc->sc_dev = dev;
267 	mtx_init(&sc->sc_mtx, "e6060sw", NULL, MTX_DEF);
268 	strlcpy(sc->info.es_name, device_get_desc(dev),
269 	    sizeof(sc->info.es_name));
270 
271 	/* XXX Defaults */
272 	if (sc->sw_model == E6063) {
273 		sc->numports = 3;
274 		sc->phymask = 0x07;
275 		sc->cpuport = 2;
276 	} else {
277 		sc->numports = 6;
278 		sc->phymask = 0x1f;
279 		sc->cpuport = 5;
280 	}
281 	sc->media = 100;
282 
283 	(void) resource_int_value(device_get_name(dev), device_get_unit(dev),
284 	    "numports", &sc->numports);
285 	(void) resource_int_value(device_get_name(dev), device_get_unit(dev),
286 	    "phymask", &sc->phymask);
287 	(void) resource_int_value(device_get_name(dev), device_get_unit(dev),
288 	    "cpuport", &sc->cpuport);
289 	(void) resource_int_value(device_get_name(dev), device_get_unit(dev),
290 	    "media", &sc->media);
291 
292 	if (sc->sw_model == E6060) {
293 		sc->info.es_nvlangroups = sc->numports;
294 		sc->info.es_vlan_caps = ETHERSWITCH_VLAN_PORT;
295 	} else {
296 		sc->info.es_nvlangroups = 64;
297 		sc->info.es_vlan_caps = ETHERSWITCH_VLAN_PORT |
298 		    ETHERSWITCH_VLAN_DOT1Q;
299 	}
300 
301 	e6060sw_setup(dev);
302 
303 	sc->ifp = malloc(sizeof(struct ifnet *) * sc->numports, M_E6060SW,
304 	    M_WAITOK | M_ZERO);
305 	sc->ifname = malloc(sizeof(char *) * sc->numports, M_E6060SW,
306 	    M_WAITOK | M_ZERO);
307 	sc->miibus = malloc(sizeof(device_t *) * sc->numports, M_E6060SW,
308 	    M_WAITOK | M_ZERO);
309 	sc->portphy = malloc(sizeof(int) * sc->numports, M_E6060SW,
310 	    M_WAITOK | M_ZERO);
311 
312 	/*
313 	 * Attach the PHYs and complete the bus enumeration.
314 	 */
315 	err = e6060sw_attach_phys(sc);
316 	if (err != 0)
317 		return (err);
318 
319 	bus_generic_probe(dev);
320 	bus_enumerate_hinted_children(dev);
321 	err = bus_generic_attach(dev);
322 	if (err != 0)
323 		return (err);
324 
325 	callout_init(&sc->callout_tick, 0);
326 
327 	e6060sw_tick(sc);
328 
329 	return (err);
330 }
331 
332 static int
333 e6060sw_detach(device_t dev)
334 {
335 	struct e6060sw_softc *sc;
336 	int i, port;
337 
338 	sc = device_get_softc(dev);
339 
340 	callout_drain(&sc->callout_tick);
341 
342 	for (i = 0; i < MII_NPHY; i++) {
343 		if (((1 << i) & sc->phymask) == 0)
344 			continue;
345 		port = e6060sw_portforphy(sc, i);
346 		if (sc->miibus[port] != NULL)
347 			device_delete_child(dev, (*sc->miibus[port]));
348 		if (sc->ifp[port] != NULL)
349 			if_free(sc->ifp[port]);
350 		free(sc->ifname[port], M_E6060SW);
351 		free(sc->miibus[port], M_E6060SW);
352 	}
353 
354 	free(sc->portphy, M_E6060SW);
355 	free(sc->miibus, M_E6060SW);
356 	free(sc->ifname, M_E6060SW);
357 	free(sc->ifp, M_E6060SW);
358 
359 	bus_generic_detach(dev);
360 	mtx_destroy(&sc->sc_mtx);
361 
362 	return (0);
363 }
364 
365 /*
366  * Convert PHY number to port number.
367  */
368 static inline int
369 e6060sw_portforphy(struct e6060sw_softc *sc, int phy)
370 {
371 
372 	return (sc->ifpport[phy]);
373 }
374 
375 static inline struct mii_data *
376 e6060sw_miiforport(struct e6060sw_softc *sc, int port)
377 {
378 
379 	if (port < 0 || port > sc->numports)
380 		return (NULL);
381 	if (port == sc->cpuport)
382 		return (NULL);
383 	return (device_get_softc(*sc->miibus[port]));
384 }
385 
386 static inline struct ifnet *
387 e6060sw_ifpforport(struct e6060sw_softc *sc, int port)
388 {
389 
390 	if (port < 0 || port > sc->numports)
391 		return (NULL);
392 	return (sc->ifp[port]);
393 }
394 
395 /*
396  * Poll the status for all PHYs.
397  */
398 static void
399 e6060sw_miipollstat(struct e6060sw_softc *sc)
400 {
401 	int i, port;
402 	struct mii_data *mii;
403 	struct mii_softc *miisc;
404 
405 	E6060SW_LOCK_ASSERT(sc, MA_NOTOWNED);
406 
407 	for (i = 0; i < MII_NPHY; i++) {
408 		if (((1 << i) & sc->phymask) == 0)
409 			continue;
410 		port = e6060sw_portforphy(sc, i);
411 		if ((*sc->miibus[port]) == NULL)
412 			continue;
413 		mii = device_get_softc(*sc->miibus[port]);
414 		LIST_FOREACH(miisc, &mii->mii_phys, mii_list) {
415 			if (IFM_INST(mii->mii_media.ifm_cur->ifm_media) !=
416 			    miisc->mii_inst)
417 				continue;
418 			ukphy_status(miisc);
419 			mii_phy_update(miisc, MII_POLLSTAT);
420 		}
421 	}
422 }
423 
424 static void
425 e6060sw_tick(void *arg)
426 {
427 	struct e6060sw_softc *sc;
428 
429 	sc = arg;
430 
431 	e6060sw_miipollstat(sc);
432 	callout_reset(&sc->callout_tick, hz, e6060sw_tick, sc);
433 }
434 
435 static void
436 e6060sw_lock(device_t dev)
437 {
438 	struct e6060sw_softc *sc;
439 
440 	sc = device_get_softc(dev);
441 
442 	E6060SW_LOCK_ASSERT(sc, MA_NOTOWNED);
443 	E6060SW_LOCK(sc);
444 }
445 
446 static void
447 e6060sw_unlock(device_t dev)
448 {
449 	struct e6060sw_softc *sc;
450 
451 	sc = device_get_softc(dev);
452 
453 	E6060SW_LOCK_ASSERT(sc, MA_OWNED);
454 	E6060SW_UNLOCK(sc);
455 }
456 
457 static etherswitch_info_t *
458 e6060sw_getinfo(device_t dev)
459 {
460 	struct e6060sw_softc *sc;
461 
462 	sc = device_get_softc(dev);
463 
464 	return (&sc->info);
465 }
466 
467 static int
468 e6060sw_getport(device_t dev, etherswitch_port_t *p)
469 {
470 	struct e6060sw_softc *sc;
471 	struct mii_data *mii;
472 	struct ifmediareq *ifmr;
473 	int err, phy;
474 
475 	sc = device_get_softc(dev);
476 	ifmr = &p->es_ifmr;
477 
478 	if (p->es_port < 0 || p->es_port >= sc->numports)
479 		return (ENXIO);
480 
481 	p->es_pvid = 0;
482 	if (sc->vlan_mode == ETHERSWITCH_VLAN_DOT1Q) {
483 		p->es_pvid = MDIO_READREG(device_get_parent(dev),
484 		    CORE_REGISTER + sc->smi_offset + p->es_port,
485 		    PORT_DEFVLAN) & 0xfff;
486 	}
487 
488 	phy = sc->portphy[p->es_port];
489 	mii = e6060sw_miiforport(sc, p->es_port);
490 	if (sc->cpuport != -1 && phy == sc->cpuport) {
491 		/* fill in fixed values for CPU port */
492 		p->es_flags |= ETHERSWITCH_PORT_CPU;
493 		ifmr->ifm_count = 0;
494 		if (sc->media == 100)
495 			ifmr->ifm_current = ifmr->ifm_active =
496 			    IFM_ETHER | IFM_100_TX | IFM_FDX;
497 		else
498 			ifmr->ifm_current = ifmr->ifm_active =
499 			    IFM_ETHER | IFM_1000_T | IFM_FDX;
500 		ifmr->ifm_mask = 0;
501 		ifmr->ifm_status = IFM_ACTIVE | IFM_AVALID;
502 	} else if (mii != NULL) {
503 		err = ifmedia_ioctl(mii->mii_ifp, &p->es_ifr,
504 		    &mii->mii_media, SIOCGIFMEDIA);
505 		if (err)
506 			return (err);
507 	} else {
508 		return (ENXIO);
509 	}
510 	return (0);
511 }
512 
513 static int
514 e6060sw_setport(device_t dev, etherswitch_port_t *p)
515 {
516 	struct e6060sw_softc *sc;
517 	struct ifmedia *ifm;
518 	struct mii_data *mii;
519 	struct ifnet *ifp;
520 	int err;
521 	int data;
522 
523 	sc = device_get_softc(dev);
524 
525 	if (p->es_port < 0 || p->es_port >= sc->numports)
526 		return (ENXIO);
527 
528 	if (sc->vlan_mode == ETHERSWITCH_VLAN_DOT1Q) {
529 		data = MDIO_READREG(device_get_parent(dev),
530 		    CORE_REGISTER + sc->smi_offset + p->es_port,
531 		    PORT_DEFVLAN);
532 		data &= ~0xfff;
533 		data |= p->es_pvid;
534 		data |= 1 << 12;
535 		MDIO_WRITEREG(device_get_parent(dev),
536 		    CORE_REGISTER + sc->smi_offset + p->es_port,
537 		    PORT_DEFVLAN, data);
538 	}
539 
540 	if (sc->portphy[p->es_port] == sc->cpuport)
541 		return(0);
542 
543 	mii = e6060sw_miiforport(sc, p->es_port);
544 	if (mii == NULL)
545 		return (ENXIO);
546 
547 	ifp = e6060sw_ifpforport(sc, p->es_port);
548 
549 	ifm = &mii->mii_media;
550 	err = ifmedia_ioctl(ifp, &p->es_ifr, ifm, SIOCSIFMEDIA);
551 	return (err);
552 }
553 
554 static int
555 e6060sw_getvgroup(device_t dev, etherswitch_vlangroup_t *vg)
556 {
557 	struct e6060sw_softc *sc;
558 	int data1, data2;
559 	int vid;
560 	int i, tag;
561 
562 	sc = device_get_softc(dev);
563 
564 	if (sc->vlan_mode == ETHERSWITCH_VLAN_PORT) {
565 		vg->es_vid = ETHERSWITCH_VID_VALID;
566 		vg->es_vid |= vg->es_vlangroup;
567 		data1 = MDIO_READREG(device_get_parent(dev),
568 		    CORE_REGISTER + sc->smi_offset + vg->es_vlangroup,
569 		    PORT_VLAN_MAP);
570 		vg->es_member_ports = data1 & 0x3f;
571 		vg->es_untagged_ports = vg->es_member_ports;
572 		vg->es_fid = 0;
573 	} else if (sc->vlan_mode == ETHERSWITCH_VLAN_DOT1Q) {
574 		if (vg->es_vlangroup == 0)
575 			return (0);
576 		vid = e6060sw_read_vtu(dev, vg->es_vlangroup, &data1, &data2);
577 		if (vid > 0) {
578 			vg->es_vid = ETHERSWITCH_VID_VALID;
579 			vg->es_vid |= vid;
580 			vg->es_member_ports = 0;
581 			vg->es_untagged_ports = 0;
582 			for (i = 0; i < 4; ++i) {
583 				tag = data1 >> (i * 4) & 3;
584 				if (tag == 0 || tag == 1) {
585 					vg->es_member_ports |= 1 << i;
586 					vg->es_untagged_ports |= 1 << i;
587 				} else if (tag == 2) {
588 					vg->es_member_ports |= 1 << i;
589 				}
590 			}
591 			for (i = 0; i < 2; ++i) {
592 				tag = data2 >> (i * 4) & 3;
593 				if (tag == 0 || tag == 1) {
594 					vg->es_member_ports |= 1 << (i + 4);
595 					vg->es_untagged_ports |= 1 << (i + 4);
596 				} else if (tag == 2) {
597 					vg->es_member_ports |= 1 << (i + 4);
598 				}
599 			}
600 
601 		}
602 	} else {
603 		vg->es_vid = 0;
604 	}
605 	return (0);
606 }
607 
608 static int
609 e6060sw_setvgroup(device_t dev, etherswitch_vlangroup_t *vg)
610 {
611 	struct e6060sw_softc *sc;
612 	int data1, data2;
613 	int i;
614 
615 	sc = device_get_softc(dev);
616 
617 	if (sc->vlan_mode == ETHERSWITCH_VLAN_PORT) {
618 		data1 = MDIO_READREG(device_get_parent(dev),
619 		    CORE_REGISTER + sc->smi_offset + vg->es_vlangroup,
620 		    PORT_VLAN_MAP);
621 		data1 &= ~0x3f;
622 		data1 |= vg->es_member_ports;
623 		MDIO_WRITEREG(device_get_parent(dev),
624 		    CORE_REGISTER + sc->smi_offset + vg->es_vlangroup,
625 		    PORT_VLAN_MAP, data1);
626 	} else if (sc->vlan_mode == ETHERSWITCH_VLAN_DOT1Q) {
627 		if (vg->es_vlangroup == 0)
628 			return (0);
629 		data1 = 0;
630 		data2 = 0;
631 		for (i = 0; i < 6; ++i) {
632 			if (vg->es_member_ports &
633 			    vg->es_untagged_ports & (1 << i)) {
634 				if (i < 4) {
635 					data1 |= (0xd << i * 4);
636 				} else {
637 					data2 |= (0xd << (i - 4) * 4);
638 				}
639 			} else if (vg->es_member_ports & (1 << i)) {
640 				if (i < 4) {
641 					data1 |= (0xe << i * 4);
642 				} else {
643 					data2 |= (0xe << (i - 4) * 4);
644 				}
645 			} else {
646 				if (i < 4) {
647 					data1 |= (0x3 << i * 4);
648 				} else {
649 					data2 |= (0x3 << (i - 4) * 4);
650 				}
651 			}
652 		}
653 		e6060sw_set_vtu(dev, vg->es_vlangroup, data1, data2);
654 	}
655 	return (0);
656 }
657 
658 static void
659 e6060sw_reset_vlans(device_t dev)
660 {
661 	struct e6060sw_softc *sc;
662 	uint32_t ports;
663 	int i;
664 	int data;
665 
666 	sc = device_get_softc(dev);
667 
668 	for (i = 0; i <= sc->numports; i++) {
669 		ports = (1 << (sc->numports + 1)) - 1;
670 		ports &= ~(1 << i);
671 		if (sc->vlan_mode == ETHERSWITCH_VLAN_PORT) {
672 			data = i << 12;
673 		} else if (sc->vlan_mode == 0) {
674 			data = 1 << 8;
675 		} else {
676 			data = 0;
677 		}
678 		data |= ports;
679 		MDIO_WRITEREG(device_get_parent(dev),
680 		    CORE_REGISTER + sc->smi_offset + i, PORT_VLAN_MAP, data);
681 	}
682 }
683 
684 static void
685 e6060sw_setup(device_t dev)
686 {
687 	struct e6060sw_softc *sc;
688 	int i;
689 	int data;
690 
691 	sc = device_get_softc(dev);
692 
693 	for (i = 0; i <= sc->numports; i++) {
694 		if (sc->sw_model == E6063 || sc->sw_model == E6065) {
695 			data = MDIO_READREG(device_get_parent(dev),
696 			    CORE_REGISTER + sc->smi_offset + i, PORT_VLAN_MAP);
697 			data &= ~(FORCEMAPMASK << FORCEMAPSHIFT);
698 			MDIO_WRITEREG(device_get_parent(dev),
699 			    CORE_REGISTER + sc->smi_offset + i,
700 			    PORT_VLAN_MAP, data);
701 
702 			data = MDIO_READREG(device_get_parent(dev),
703 			    CORE_REGISTER + sc->smi_offset + i, PORT_CONTROL);
704 			data |= 3 << ENGRESSFSHIFT;
705 			MDIO_WRITEREG(device_get_parent(dev),
706 			    CORE_REGISTER + sc->smi_offset + i,
707 			    PORT_CONTROL, data);
708 		}
709 	}
710 }
711 
712 static void
713 e6060sw_dot1q_mode(device_t dev, int mode)
714 {
715 	struct e6060sw_softc *sc;
716 	int i;
717 	int data;
718 
719 	sc = device_get_softc(dev);
720 
721 	for (i = 0; i <= sc->numports; i++) {
722 		data = MDIO_READREG(device_get_parent(dev),
723 		    CORE_REGISTER + sc->smi_offset + i, PORT_CONTROL2);
724 		data &= ~(DOT1QMODEMASK << DOT1QMODESHIFT);
725 		data |= mode << DOT1QMODESHIFT;
726 		MDIO_WRITEREG(device_get_parent(dev),
727 		    CORE_REGISTER + sc->smi_offset + i, PORT_CONTROL2, data);
728 
729 		data = MDIO_READREG(device_get_parent(dev),
730 		    CORE_REGISTER + sc->smi_offset + i,
731 		    PORT_DEFVLAN);
732 		data &= ~0xfff;
733 		data |= 1;
734 		MDIO_WRITEREG(device_get_parent(dev),
735 		    CORE_REGISTER + sc->smi_offset + i,
736 		    PORT_DEFVLAN, data);
737 	}
738 }
739 
740 static int
741 e6060sw_getconf(device_t dev, etherswitch_conf_t *conf)
742 {
743 	struct e6060sw_softc *sc;
744 
745 	sc = device_get_softc(dev);
746 
747 	/* Return the VLAN mode. */
748 	conf->cmd = ETHERSWITCH_CONF_VLAN_MODE;
749 	conf->vlan_mode = sc->vlan_mode;
750 
751 	return (0);
752 }
753 
754 static void
755 e6060sw_init_vtu(device_t dev)
756 {
757 	struct e6060sw_softc *sc;
758 	int busy;
759 
760 	sc = device_get_softc(dev);
761 
762 	MDIO_WRITEREG(device_get_parent(dev), GLOBAL_REGISTER + sc->smi_offset,
763 	    VTU_OPERATION, VTU_BUSY | (VTU_FLASH << 12));
764 	while (1) {
765 		busy = MDIO_READREG(device_get_parent(dev),
766 		    GLOBAL_REGISTER + sc->smi_offset, VTU_OPERATION);
767 		if ((busy & VTU_BUSY) == 0)
768 			break;
769 	}
770 
771 	/* initial member set at vlan 1*/
772 	MDIO_WRITEREG(device_get_parent(dev), GLOBAL_REGISTER + sc->smi_offset,
773 	    VTU_DATA1_REG, 0xcccc);
774 	MDIO_WRITEREG(device_get_parent(dev), GLOBAL_REGISTER + sc->smi_offset,
775 	    VTU_DATA2_REG, 0x00cc);
776 	MDIO_WRITEREG(device_get_parent(dev), GLOBAL_REGISTER + sc->smi_offset,
777 	    VTU_VID_REG, 0x1000 | 1);
778 	MDIO_WRITEREG(device_get_parent(dev), GLOBAL_REGISTER + sc->smi_offset,
779 	    VTU_OPERATION, VTU_BUSY | (VTU_LOAD_PURGE << 12) | 1);
780 	while (1) {
781 		busy = MDIO_READREG(device_get_parent(dev),
782 		    GLOBAL_REGISTER + sc->smi_offset, VTU_OPERATION);
783 		if ((busy & VTU_BUSY) == 0)
784 			break;
785 	}
786 }
787 
788 static void
789 e6060sw_set_vtu(device_t dev, int num, int data1, int data2)
790 {
791 	struct e6060sw_softc *sc;
792 	int busy;
793 
794 	sc = device_get_softc(dev);
795 
796 	MDIO_WRITEREG(device_get_parent(dev), GLOBAL_REGISTER + sc->smi_offset,
797 	    VTU_DATA1_REG, data1);
798 	MDIO_WRITEREG(device_get_parent(dev), GLOBAL_REGISTER + sc->smi_offset,
799 	    VTU_DATA2_REG, data2);
800 	MDIO_WRITEREG(device_get_parent(dev), GLOBAL_REGISTER + sc->smi_offset,
801 	    VTU_VID_REG, 0x1000 | num);
802 	MDIO_WRITEREG(device_get_parent(dev), GLOBAL_REGISTER + sc->smi_offset,
803 	    VTU_OPERATION, VTU_BUSY | (VTU_LOAD_PURGE << 12) | num);
804 	while (1) {
805 		busy = MDIO_READREG(device_get_parent(dev),
806 		    GLOBAL_REGISTER + sc->smi_offset, VTU_OPERATION);
807 		if ((busy & VTU_BUSY) == 0)
808 			break;
809 	}
810 
811 }
812 
813 static int
814 e6060sw_read_vtu(device_t dev, int num, int *data1, int *data2)
815 {
816 	struct e6060sw_softc *sc;
817 	int busy;
818 
819 	sc = device_get_softc(dev);
820 
821 	num = num - 1;
822 
823 	MDIO_WRITEREG(device_get_parent(dev), GLOBAL_REGISTER + sc->smi_offset,
824 	    VTU_VID_REG, num & 0xfff);
825 	/* Get Next */
826 	MDIO_WRITEREG(device_get_parent(dev), GLOBAL_REGISTER + sc->smi_offset,
827 	    VTU_OPERATION, VTU_BUSY | (VTU_GET_NEXT << 12));
828 	while (1) {
829 		busy = MDIO_READREG(device_get_parent(dev),
830 		    GLOBAL_REGISTER + sc->smi_offset, VTU_OPERATION);
831 		if ((busy & VTU_BUSY) == 0)
832 			break;
833 	}
834 
835 	int vid = MDIO_READREG(device_get_parent(dev),
836 	    GLOBAL_REGISTER + sc->smi_offset, VTU_VID_REG);
837 	if (vid & 0x1000) {
838 		*data1 = MDIO_READREG(device_get_parent(dev),
839 		    GLOBAL_REGISTER + sc->smi_offset, VTU_DATA1_REG);
840 		*data2 = MDIO_READREG(device_get_parent(dev),
841 		    GLOBAL_REGISTER + sc->smi_offset, VTU_DATA2_REG);
842 
843 		return (vid & 0xfff);
844 	}
845 
846 	return (-1);
847 }
848 
849 static int
850 e6060sw_setconf(device_t dev, etherswitch_conf_t *conf)
851 {
852 	struct e6060sw_softc *sc;
853 
854 	sc = device_get_softc(dev);
855 
856 	/* Set the VLAN mode. */
857 	if (conf->cmd & ETHERSWITCH_CONF_VLAN_MODE) {
858 		if (conf->vlan_mode == ETHERSWITCH_VLAN_PORT) {
859 			sc->vlan_mode = ETHERSWITCH_VLAN_PORT;
860 			e6060sw_dot1q_mode(dev, DOT1QNONE);
861 			e6060sw_reset_vlans(dev);
862 		} else if ((sc->sw_model == E6063 || sc->sw_model == E6065) &&
863 		    conf->vlan_mode == ETHERSWITCH_VLAN_DOT1Q) {
864 			sc->vlan_mode = ETHERSWITCH_VLAN_DOT1Q;
865 			e6060sw_dot1q_mode(dev, DOT1QSECURE);
866 			e6060sw_init_vtu(dev);
867 		} else {
868 			sc->vlan_mode = 0;
869 			/* Reset VLANs. */
870 			e6060sw_dot1q_mode(dev, DOT1QNONE);
871 			e6060sw_reset_vlans(dev);
872 		}
873 	}
874 
875 	return (0);
876 }
877 
878 static void
879 e6060sw_statchg(device_t dev)
880 {
881 
882 	DPRINTF(dev, "%s\n", __func__);
883 }
884 
885 static int
886 e6060sw_ifmedia_upd(struct ifnet *ifp)
887 {
888 	struct e6060sw_softc *sc;
889 	struct mii_data *mii;
890 
891 	sc = ifp->if_softc;
892 	mii = e6060sw_miiforport(sc, ifp->if_dunit);
893 
894 	DPRINTF(sc->sc_dev, "%s\n", __func__);
895 	if (mii == NULL)
896 		return (ENXIO);
897 	mii_mediachg(mii);
898 	return (0);
899 }
900 
901 static void
902 e6060sw_ifmedia_sts(struct ifnet *ifp, struct ifmediareq *ifmr)
903 {
904 	struct e6060sw_softc *sc;
905 	struct mii_data *mii;
906 
907 	sc = ifp->if_softc;
908 	mii = e6060sw_miiforport(sc, ifp->if_dunit);
909 
910 	DPRINTF(sc->sc_dev, "%s\n", __func__);
911 
912 	if (mii == NULL)
913 		return;
914 	mii_pollstat(mii);
915 	ifmr->ifm_active = mii->mii_media_active;
916 	ifmr->ifm_status = mii->mii_media_status;
917 }
918 
919 static int
920 e6060sw_readphy(device_t dev, int phy, int reg)
921 {
922 	struct e6060sw_softc *sc;
923 	int data;
924 
925 	sc = device_get_softc(dev);
926 	E6060SW_LOCK_ASSERT(sc, MA_NOTOWNED);
927 
928 	if (phy < 0 || phy >= 32)
929 		return (ENXIO);
930 	if (reg < 0 || reg >= 32)
931 		return (ENXIO);
932 
933 	E6060SW_LOCK(sc);
934 	data = MDIO_READREG(device_get_parent(dev), phy, reg);
935 	E6060SW_UNLOCK(sc);
936 
937 	return (data);
938 }
939 
940 static int
941 e6060sw_writephy(device_t dev, int phy, int reg, int data)
942 {
943 	struct e6060sw_softc *sc;
944 	int err;
945 
946 	sc = device_get_softc(dev);
947 	E6060SW_LOCK_ASSERT(sc, MA_NOTOWNED);
948 
949 	if (phy < 0 || phy >= 32)
950 		return (ENXIO);
951 	if (reg < 0 || reg >= 32)
952 		return (ENXIO);
953 
954 	E6060SW_LOCK(sc);
955 	err = MDIO_WRITEREG(device_get_parent(dev), phy, reg, data);
956 	E6060SW_UNLOCK(sc);
957 
958 	return (err);
959 }
960 
961 /* addr is 5-8 bit is SMI Device Addres, 0-4 bit is SMI Register Address */
962 
963 static int
964 e6060sw_readreg(device_t dev, int addr)
965 {
966 	int devaddr, regaddr;
967 
968 	devaddr = (addr >> 5) & 0x1f;
969 	regaddr = addr & 0x1f;
970 
971 	return MDIO_READREG(device_get_parent(dev), devaddr, regaddr);
972 }
973 
974 /* addr is 5-8 bit is SMI Device Addres, 0-4 bit is SMI Register Address */
975 
976 static int
977 e6060sw_writereg(device_t dev, int addr, int value)
978 {
979 	int devaddr, regaddr;
980 
981 	devaddr = (addr >> 5) & 0x1f;
982 	regaddr = addr & 0x1f;
983 
984 	return (MDIO_WRITEREG(device_get_parent(dev), devaddr, regaddr, value));
985 }
986 
987 static device_method_t e6060sw_methods[] = {
988 	/* Device interface */
989 	DEVMETHOD(device_probe,		e6060sw_probe),
990 	DEVMETHOD(device_attach,	e6060sw_attach),
991 	DEVMETHOD(device_detach,	e6060sw_detach),
992 
993 	/* bus interface */
994 	DEVMETHOD(bus_add_child,	device_add_child_ordered),
995 
996 	/* MII interface */
997 	DEVMETHOD(miibus_readreg,	e6060sw_readphy),
998 	DEVMETHOD(miibus_writereg,	e6060sw_writephy),
999 	DEVMETHOD(miibus_statchg,	e6060sw_statchg),
1000 
1001 	/* MDIO interface */
1002 	DEVMETHOD(mdio_readreg,		e6060sw_readphy),
1003 	DEVMETHOD(mdio_writereg,	e6060sw_writephy),
1004 
1005 	/* etherswitch interface */
1006 	DEVMETHOD(etherswitch_lock,	e6060sw_lock),
1007 	DEVMETHOD(etherswitch_unlock,	e6060sw_unlock),
1008 	DEVMETHOD(etherswitch_getinfo,	e6060sw_getinfo),
1009 	DEVMETHOD(etherswitch_readreg,	e6060sw_readreg),
1010 	DEVMETHOD(etherswitch_writereg,	e6060sw_writereg),
1011 	DEVMETHOD(etherswitch_readphyreg,	e6060sw_readphy),
1012 	DEVMETHOD(etherswitch_writephyreg,	e6060sw_writephy),
1013 	DEVMETHOD(etherswitch_getport,	e6060sw_getport),
1014 	DEVMETHOD(etherswitch_setport,	e6060sw_setport),
1015 	DEVMETHOD(etherswitch_getvgroup,	e6060sw_getvgroup),
1016 	DEVMETHOD(etherswitch_setvgroup,	e6060sw_setvgroup),
1017 	DEVMETHOD(etherswitch_setconf,	e6060sw_setconf),
1018 	DEVMETHOD(etherswitch_getconf,	e6060sw_getconf),
1019 
1020 	DEVMETHOD_END
1021 };
1022 
1023 DEFINE_CLASS_0(e6060sw, e6060sw_driver, e6060sw_methods,
1024     sizeof(struct e6060sw_softc));
1025 static devclass_t e6060sw_devclass;
1026 
1027 DRIVER_MODULE(e6060sw, mdio, e6060sw_driver, e6060sw_devclass, 0, 0);
1028 DRIVER_MODULE(miibus, e6060sw, miibus_driver, miibus_devclass, 0, 0);
1029 DRIVER_MODULE(mdio, e6060sw, mdio_driver, mdio_devclass, 0, 0);
1030 DRIVER_MODULE(etherswitch, e6060sw, etherswitch_driver, etherswitch_devclass, 0, 0);
1031 MODULE_VERSION(e6060sw, 1);
1032 MODULE_DEPEND(e6060sw, miibus, 1, 1, 1); /* XXX which versions? */
1033 MODULE_DEPEND(e6060sw, etherswitch, 1, 1, 1); /* XXX which versions? */
1034