1 /*
2 * axf_usbgem.c : ASIX AX88172/772 USB to Fast Ethernet Driver for Solaris
3 *
4 * Copyright (c) 2004-2012 Masayuki Murayama. All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions are met:
8 *
9 * 1. Redistributions of source code must retain the above copyright notice,
10 * this list of conditions and the following disclaimer.
11 *
12 * 2. Redistributions in binary form must reproduce the above copyright notice,
13 * this list of conditions and the following disclaimer in the documentation
14 * and/or other materials provided with the distribution.
15 *
16 * 3. Neither the name of the author nor the names of its contributors may be
17 * used to endorse or promote products derived from this software without
18 * specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
23 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
24 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
26 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
27 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
28 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
29 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
30 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
31 * DAMAGE.
32 */
33
34 /*
35 * Changelog:
36 */
37
38 /*
39 * TODO
40 * handle RXMODE_ENABLE in set_rx_filter()
41 */
42 /* ======================================================= */
43
44 /*
45 * Solaris system header files and macros
46 */
47
48 /* minimum kernel headers for drivers */
49 #include <sys/types.h>
50 #include <sys/conf.h>
51 #include <sys/debug.h>
52 #include <sys/kmem.h>
53 #include <sys/modctl.h>
54 #include <sys/errno.h>
55 #include <sys/ddi.h>
56 #include <sys/sunddi.h>
57 #include <sys/byteorder.h>
58
59 /* ethernet stuff */
60 #include <sys/ethernet.h>
61
62 /* interface card depend stuff */
63 #include <sys/stropts.h>
64 #include <sys/stream.h>
65 #include <sys/strlog.h>
66 #include <sys/usb/usba.h>
67 #include "usbgem.h"
68
69 /* hardware stuff */
70 #include "usbgem_mii.h"
71 #include "ax88172reg.h"
72
73 char ident[] = "ax88x72 usbnic driver v" VERSION;
74
75 /*
76 * Useful macros
77 */
78 #define CHECK_AND_JUMP(err, label) if (err != USB_SUCCESS) goto label
79 #define LE16P(p) ((((uint8_t *)(p))[1] << 8) | ((uint8_t *)(p))[0])
80
81 #define AX88172(dp) \
82 (((struct axf_dev *)(dp)->private)->chip->type == CHIP_TYPE_AX88172)
83
84 #define AX88772(dp) \
85 (((struct axf_dev *)(dp)->private)->chip->type == CHIP_TYPE_AX88772)
86
87 /*
88 * Debugging
89 */
90 #ifdef DEBUG_LEVEL
91 static int axf_debug = DEBUG_LEVEL;
92 #define DPRINTF(n, args) if (axf_debug > (n)) cmn_err args
93 #else
94 #define DPRINTF(n, args)
95 #endif
96
97 /*
98 * Our configration for ax88172
99 */
100 /* timeouts */
101 #define ONESEC (drv_usectohz(1*1000000))
102
103 /*
104 * RX/TX buffer size
105 */
106
107 /*
108 * Local device definitions
109 */
110 struct chip_info {
111 uint16_t vid; /* usb vendor id */
112 uint16_t pid; /* usb product id */
113 int type;
114 uint8_t gpio_reset[2];
115 uint8_t gpio_speed[2];
116 uint8_t gpio_duplex[2];
117 char *name;
118 #define CHIP_TYPE_AX88172 0
119 #define CHIP_TYPE_AX88772 1
120 #define CHIP_TYPE_AX88178 2
121 };
122
123 #define GPIO_DEFAULT {0x00, 0x15}, {0, 0}, {0, 0}
124 struct chip_info chiptbl_88x7x[] = {
125 /* AX88172 */
126 {
127 /* Planex UE2-100TX, Hawking UF200, TrendNet TU2-ET100 */
128 0x07b8, 0x420a, CHIP_TYPE_AX88172,
129
130 /*
131 * the default setting covers below:
132 * gpio bit2 has to be 0 and gpio bit0 has to be 1
133 */
134 {0, 0},
135 {GPIO_EN1, GPIO_DATA1 | GPIO_EN1},
136 {0, 0},
137 "Planex UE2-100TX", /* tested */
138 },
139 {
140 0x2001, 0x1a00, CHIP_TYPE_AX88172,
141 {0x9f, 0x9e}, {0, 0}, {0, 0},
142 "D-Link dube100", /* XXX */
143 },
144 {
145 0x077b, 0x2226, CHIP_TYPE_AX88172,
146 GPIO_DEFAULT,
147 "Linksys USB200M",
148 },
149 {
150 0x0846, 0x1040, CHIP_TYPE_AX88172,
151 GPIO_DEFAULT,
152 "Netgear FA120",
153 },
154 {
155 0x0b95, 0x1720, CHIP_TYPE_AX88172,
156 GPIO_DEFAULT,
157 "Intellinet, ST Lab USB Ethernet",
158 },
159 {
160 0x08dd, 0x90ff, CHIP_TYPE_AX88172,
161 GPIO_DEFAULT,
162 "Billionton Systems, USB2AR",
163 },
164 {
165 0x0557, 0x2009, CHIP_TYPE_AX88172,
166 GPIO_DEFAULT,
167 "ATEN UC210T",
168 },
169 {
170 0x0411, 0x003d, CHIP_TYPE_AX88172,
171 GPIO_DEFAULT,
172 "Buffalo LUA-U2-KTX",
173 },
174 {
175 0x6189, 0x182d, CHIP_TYPE_AX88172,
176 GPIO_DEFAULT,
177 "Sitecom LN-029 USB 2.0 10/100 Ethernet adapter",
178 },
179 {
180 0x07aa, 0x0017, CHIP_TYPE_AX88172,
181 GPIO_DEFAULT,
182 "corega FEther USB2-TX",
183 },
184 {
185 0x1189, 0x0893, CHIP_TYPE_AX88172,
186 GPIO_DEFAULT,
187 "Surecom EP-1427X-2",
188 },
189 {
190 0x1631, 0x6200, CHIP_TYPE_AX88172,
191 GPIO_DEFAULT,
192 "goodway corp usb gwusb2e",
193 },
194 /* AX88772 and AX88178 */
195 {
196 0x13b1, 0x0018, CHIP_TYPE_AX88772,
197 {0, 0}, {0, 0}, {0, 0},
198 "Linksys USB200M rev.2",
199 },
200 {
201 0x1557, 0x7720, CHIP_TYPE_AX88772,
202 {0, 0}, {0, 0}, {0, 0},
203 "0Q0 cable ethernet",
204 },
205 {
206 0x07d1, 0x3c05, CHIP_TYPE_AX88772,
207 {0, 0}, {0, 0}, {0, 0},
208 "DLink DUB E100 ver B1",
209 },
210 {
211 0x2001, 0x3c05, CHIP_TYPE_AX88772,
212 {0, 0}, {0, 0}, {0, 0},
213 "DLink DUB E100 ver B1(2)",
214 },
215 {
216 0x05ac, 0x1402, CHIP_TYPE_AX88772,
217 {0, 0}, {0, 0}, {0, 0},
218 "Apple Ethernet USB Adapter",
219 },
220 {
221 0x1737, 0x0039, CHIP_TYPE_AX88178,
222 {0, 0}, {0, 0}, {0, 0},
223 "Linksys USB1000",
224 },
225 {
226 0x0411, 0x006e, CHIP_TYPE_AX88178,
227 {0, 0}, {0, 0}, {0, 0},
228 "Buffalo LUA-U2-KGT/LUA-U2-GT",
229 },
230 {
231 0x04bb, 0x0930, CHIP_TYPE_AX88178,
232 {0, 0}, {0, 0}, {0, 0},
233 "I/O DATA ETG-US2",
234 },
235 {
236 0x050d, 0x5055, CHIP_TYPE_AX88178,
237 {0, 0}, {0, 0}, {0, 0},
238 "Belkin F5D5055",
239 },
240 {
241 /* generic ax88772 must be the last entry */
242 /* planex UE-200TX-G */
243 0x0b95, 0x7720, CHIP_TYPE_AX88772,
244 {0, 0}, {0, 0}, {0, 0},
245 "ASIX AX88772/AX88178", /* tested */
246 },
247 };
248
249 #define CHIPTABLESIZE (sizeof (chiptbl_88x7x) / sizeof (struct chip_info))
250
251 struct axf_dev {
252 /*
253 * Misc HW information
254 */
255 struct chip_info *chip;
256 uint8_t ipg[3];
257 uint8_t gpio;
258 uint16_t rcr;
259 uint16_t msr;
260 uint8_t last_link_state;
261 boolean_t phy_has_reset;
262 };
263
264 /*
265 * private functions
266 */
267
268 /* mii operations */
269 static uint16_t axf_mii_read(struct usbgem_dev *, uint_t, int *errp);
270 static void axf_mii_write(struct usbgem_dev *, uint_t, uint16_t, int *errp);
271
272 /* nic operations */
273 static int axf_reset_chip(struct usbgem_dev *);
274 static int axf_init_chip(struct usbgem_dev *);
275 static int axf_start_chip(struct usbgem_dev *);
276 static int axf_stop_chip(struct usbgem_dev *);
277 static int axf_set_media(struct usbgem_dev *);
278 static int axf_set_rx_filter(struct usbgem_dev *);
279 static int axf_get_stats(struct usbgem_dev *);
280 static void axf_interrupt(struct usbgem_dev *, mblk_t *);
281
282 /* packet operations */
283 static mblk_t *axf_tx_make_packet(struct usbgem_dev *, mblk_t *);
284 static mblk_t *axf_rx_make_packet(struct usbgem_dev *, mblk_t *);
285
286 /* =============================================================== */
287 /*
288 * I/O functions
289 */
290 /* =============================================================== */
291 /* BEGIN CSTYLED */
292 #define OUT(dp, req, val, ix, len, buf, errp, label) \
293 if ((*(errp) = usbgem_ctrl_out((dp), \
294 /* bmRequestType */ USB_DEV_REQ_HOST_TO_DEV \
295 | USB_DEV_REQ_TYPE_VENDOR | USB_DEV_REQ_RCPT_DEV, \
296 /* bRequest */ (req), \
297 /* wValue */ (val), \
298 /* wIndex */ (ix), \
299 /* wLength */ (len), \
300 /* value */ (buf), \
301 /* size */ (len))) != USB_SUCCESS) goto label
302
303 #define IN(dp, req, val, ix, len, buf, errp, label) \
304 if ((*(errp) = usbgem_ctrl_in((dp), \
305 /* bmRequestType */ USB_DEV_REQ_DEV_TO_HOST \
306 | USB_DEV_REQ_TYPE_VENDOR | USB_DEV_REQ_RCPT_DEV, \
307 /* bRequest */ (req), \
308 /* wValue */ (val), \
309 /* wIndex */ (ix), \
310 /* wLength */ (len), \
311 /* valuep */ (buf), \
312 /* size */ (len))) != USB_SUCCESS) goto label
313 /* END CSTYLED */
314
315 /* =============================================================== */
316 /*
317 * Hardware manupilation
318 */
319 /* =============================================================== */
320 static int
axf_reset_phy(struct usbgem_dev * dp)321 axf_reset_phy(struct usbgem_dev *dp)
322 {
323 uint8_t phys[2];
324 uint8_t val8;
325 int err;
326 struct axf_dev *lp = dp->private;
327
328 DPRINTF(2, (CE_CONT, "!%s: %s: called", dp->name, __func__));
329
330 if (AX88172(dp)) {
331 delay(drv_usectohz(5000));
332 IN(dp, VCMD_READ_GPIO, 0, 0, 1, &val8, &err, usberr);
333
334 DPRINTF(0, (CE_CONT, "!%s: %s: gpio 0x%b",
335 dp->name, __func__, val8, GPIO_BITS));
336
337 /* reset MII PHY */
338 val8 = lp->chip->gpio_reset[1]
339 | lp->chip->gpio_speed[dp->speed]
340 | lp->chip->gpio_duplex[dp->full_duplex];
341
342 OUT(dp, VCMD_WRITE_GPIO,
343 val8, 0, 0, NULL, &err, usberr);
344 delay(drv_usectohz(5000));
345
346 val8 = lp->chip->gpio_reset[0]
347 | lp->chip->gpio_speed[dp->speed]
348 | lp->chip->gpio_duplex[dp->full_duplex];
349
350 OUT(dp, VCMD_WRITE_GPIO,
351 val8, 0, 0, NULL, &err, usberr);
352 delay(drv_usectohz(5000));
353 } else {
354 lp->gpio = GPIO_RSE | GPIO_DATA2 | GPIO_EN2;
355 OUT(dp, VCMD_WRITE_GPIO, lp->gpio, 0,
356 0, NULL, &err, usberr);
357 drv_usecwait(1000);
358
359 OUT(dp, VCMD_WRITE_PHY_SELECT_88772,
360 dp->mii_phy_addr == 16 ? 1 : 0, 0, 0, NULL, &err, usberr);
361
362 OUT(dp, VCMD_SOFTWARE_RESET_88772,
363 SWRST_IPPD | SWRST_PRL, 0, 0, NULL, &err, usberr);
364 delay(drv_usectohz(150*1000));
365 OUT(dp, VCMD_SOFTWARE_RESET_88772,
366 0, 0, 0, NULL, &err, usberr);
367
368 OUT(dp, VCMD_SOFTWARE_RESET_88772,
369 dp->mii_phy_addr == 16 ? SWRST_IPRL : SWRST_PRTE,
370 0, 0, NULL, &err, usberr);
371 delay(drv_usectohz(150*1000));
372 }
373
374
375 return (USB_SUCCESS);
376
377 usberr:
378 return (USB_FAILURE);
379 }
380
381 static int
axf_reset_chip(struct usbgem_dev * dp)382 axf_reset_chip(struct usbgem_dev *dp)
383 {
384 int err = USB_SUCCESS;
385
386 if (AX88172(dp)) {
387 /* there are no ways to reset nic */
388 return (USB_SUCCESS);
389 }
390 #ifdef NEVER
391 OUT(dp, VCMD_SOFTWARE_RESET_88772,
392 SWRST_RR | SWRST_RT, 0, 0, NULL, &err, usberr);
393 OUT(dp, VCMD_SOFTWARE_RESET_88772,
394 0, 0, 0, NULL, &err, usberr);
395 usberr:
396 #endif
397 return (err);
398 }
399
400 /*
401 * Setup ax88172
402 */
403 static int
axf_init_chip(struct usbgem_dev * dp)404 axf_init_chip(struct usbgem_dev *dp)
405 {
406 int i;
407 uint32_t val;
408 int err = USB_SUCCESS;
409 uint16_t reg;
410 uint8_t buf[2];
411 uint16_t tmp16;
412 struct axf_dev *lp = dp->private;
413
414 DPRINTF(2, (CE_CONT, "!%s: %s: called", dp->name, __func__));
415
416 /* rx conrol register: read default value */
417 if (!AX88172(dp)) {
418 /* clear rx control */
419 OUT(dp, VCMD_WRITE_RXCTRL, 0, 0, 0, NULL, &err, usberr);
420 }
421
422 IN(dp, VCMD_READ_RXCTRL, 0, 0, 2, buf, &err, usberr);
423 lp->rcr = LE16P(buf);
424 DPRINTF(0, (CE_CONT, "!%s: %s: rcr(default):%b",
425 dp->name, __func__, lp->rcr, RCR_BITS));
426
427 lp->rcr &= ~RCR_SO;
428
429 /* Media status register */
430 if (AX88172(dp)) {
431 #ifdef notdef
432 lp->msr = MSR_TXABT;
433 #else
434 lp->msr = 0;
435 #endif
436 } else {
437 lp->msr = MSR_RE | MSR_TXABT;
438 }
439 DPRINTF(0, (CE_CONT, "!%s: %s: msr:%b",
440 dp->name, __func__, lp->msr, MSR_BITS));
441 err = axf_set_media(dp);
442 CHECK_AND_JUMP(err, usberr);
443
444 /* write IPG0-2 registers */
445 if (AX88172(dp)) {
446 OUT(dp, VCMD_WRITE_IPG, lp->ipg[0], 0, 0, NULL, &err, usberr);
447 OUT(dp, VCMD_WRITE_IPG1, lp->ipg[1], 0, 0, NULL, &err, usberr);
448 OUT(dp, VCMD_WRITE_IPG2, lp->ipg[2], 0, 0, NULL, &err, usberr);
449 } else {
450 /* EMPTY */
451 }
452 #ifdef ENABLE_RX_IN_INIT_CHIP
453 /* enable Rx */
454 lp->rcr |= RCR_SO;
455 OUT(dp, VCMD_WRITE_RXCTRL, lp->rcr, 0, 0, NULL, &err, usberr);
456 #endif
457 usberr:
458 DPRINTF(2, (CE_CONT, "!%s: %s: end (%s)",
459 dp->name, __func__,
460 err, err == USB_SUCCESS ? "success" : "error"));
461 return (err);
462 }
463
464 static int
axf_start_chip(struct usbgem_dev * dp)465 axf_start_chip(struct usbgem_dev *dp)
466 {
467 int err = USB_SUCCESS;
468 struct axf_dev *lp = dp->private;
469 #ifndef ENABLE_RX_IN_INIT_CHIP
470 /* enable Rx */
471 lp->rcr |= RCR_SO;
472 OUT(dp, VCMD_WRITE_RXCTRL, lp->rcr, 0, 0, NULL, &err, usberr);
473
474 usberr:
475 DPRINTF(2, (CE_CONT, "!%s: %s: end (%s)",
476 dp->name, __func__,
477 err, err == USB_SUCCESS ? "success" : "error"));
478 #endif
479 return (err);
480 }
481
482 static int
axf_stop_chip(struct usbgem_dev * dp)483 axf_stop_chip(struct usbgem_dev *dp)
484 {
485 int err = USB_SUCCESS;
486 struct axf_dev *lp = dp->private;
487
488 /* Disable Rx */
489 lp->rcr &= ~RCR_SO;
490 OUT(dp, VCMD_WRITE_RXCTRL, lp->rcr, 0, 0, NULL, &err, usberr);
491
492 /*
493 * Restore factory mac address
494 * if we have changed current mac address
495 */
496 if (!AX88172(dp) &&
497 bcmp(dp->dev_addr.ether_addr_octet,
498 dp->cur_addr.ether_addr_octet,
499 ETHERADDRL) != 0) {
500 OUT(dp, VCMD_WRITE_NODE_ID_88772, 0, 0,
501 ETHERADDRL, dp->cur_addr.ether_addr_octet, &err, usberr);
502 }
503 usberr:
504 return (axf_reset_chip(dp));
505 }
506
507 static int
axf_get_stats(struct usbgem_dev * dp)508 axf_get_stats(struct usbgem_dev *dp)
509 {
510 /* empty */
511 return (USB_SUCCESS);
512 }
513
514 static uint_t
axf_mcast_hash(struct usbgem_dev * dp,const uint8_t * addr)515 axf_mcast_hash(struct usbgem_dev *dp, const uint8_t *addr)
516 {
517 return (usbgem_ether_crc_be(addr) >> (32 - 6));
518 }
519
520 static int
axf_set_rx_filter(struct usbgem_dev * dp)521 axf_set_rx_filter(struct usbgem_dev *dp)
522 {
523 int i;
524 uint8_t mode;
525 uint8_t mhash[8];
526 uint8_t buf[2];
527 uint_t h;
528 int err = USB_SUCCESS;
529 struct axf_dev *lp = dp->private;
530
531 DPRINTF(2, (CE_CONT, "!%s: %s: called, rxmode:%x",
532 dp->name, __func__, dp->rxmode));
533
534 if (lp->rcr & RCR_SO) {
535 /* set promiscuous mode before changing it. */
536 OUT(dp, VCMD_WRITE_RXCTRL,
537 lp->rcr | RCR_PRO, 0, 0, NULL, &err, usberr);
538 }
539
540 lp->rcr &= ~(RCR_AP_88772 | RCR_AM | RCR_SEP | RCR_AMALL | RCR_PRO);
541 mode = RCR_AB; /* accept broadcast packets */
542
543 bzero(mhash, sizeof (mhash));
544
545 if (dp->rxmode & RXMODE_PROMISC) {
546 /* promiscious mode implies all multicast and all physical */
547 mode |= RCR_PRO;
548 } else if ((dp->rxmode & RXMODE_ALLMULTI) || dp->mc_count > 32) {
549 /* accept all multicast packets */
550 mode |= RCR_AMALL;
551 } else if (dp->mc_count > 0) {
552 /*
553 * make hash table to select interresting
554 * multicast address only.
555 */
556 mode |= RCR_AM;
557 for (i = 0; i < dp->mc_count; i++) {
558 h = dp->mc_list[i].hash;
559 mhash[h / 8] |= 1 << (h % 8);
560 }
561 }
562 if (AX88172(dp)) {
563 if (bcmp(dp->dev_addr.ether_addr_octet,
564 dp->cur_addr.ether_addr_octet, ETHERADDRL) != 0) {
565 /*
566 * we use promiscious mode instead of changing the
567 * mac address in ax88172
568 */
569 mode |= RCR_PRO;
570 }
571 } else {
572 OUT(dp, VCMD_WRITE_NODE_ID_88772, 0, 0,
573 ETHERADDRL, dp->cur_addr.ether_addr_octet, &err, usberr);
574 }
575 lp->rcr |= mode;
576
577 /* set multicast hash table */
578 if (mode & RCR_AM) {
579 /* need to set up multicast hash table */
580 OUT(dp, VCMD_WRITE_MCAST_FILTER, 0, 0,
581 sizeof (mhash), mhash, &err, usberr);
582 }
583
584 /* update rcr */
585 OUT(dp, VCMD_WRITE_RXCTRL, lp->rcr, 0,
586 0, NULL, &err, usberr);
587
588 #if DEBUG_LEVEL > 1
589 /* verify rxctrl reg */
590 IN(dp, VCMD_READ_RXCTRL, 0, 0, 2, buf, &err, usberr);
591 cmn_err(CE_CONT, "!%s: %s: rcr:%b returned",
592 dp->name, __func__, LE16P(buf), RCR_BITS);
593 #endif
594 usberr:
595 DPRINTF(2, (CE_CONT, "!%s: %s: end (%s)",
596 dp->name, __func__,
597 err, err == USB_SUCCESS ? "success" : "error"));
598 return (err);
599 }
600
601 static int
axf_set_media(struct usbgem_dev * dp)602 axf_set_media(struct usbgem_dev *dp)
603 {
604 uint8_t val8;
605 uint8_t gpio;
606 uint8_t gpio_old;
607 int err = USB_SUCCESS;
608 uint16_t msr;
609 struct axf_dev *lp = dp->private;
610
611 IN(dp, VCMD_READ_GPIO, 0, 0, 1, &gpio, &err, usberr);
612
613 DPRINTF(0, (CE_CONT, "!%s: %s: called, gpio:%b",
614 dp->name, __func__, gpio, GPIO_BITS));
615
616 msr = lp->msr;
617 gpio_old = gpio;
618 gpio = lp->chip->gpio_reset[0];
619
620 /* setup speed */
621 if (AX88172(dp)) {
622 /* EMPTY */
623 } else {
624 msr &= ~(MSR_PS | MSR_GM | MSR_ENCK);
625
626 switch (dp->speed) {
627 case USBGEM_SPD_1000:
628 msr |= MSR_GM | MSR_ENCK;
629 break;
630
631 case USBGEM_SPD_100:
632 msr |= MSR_PS;
633 break;
634
635 case USBGEM_SPD_10:
636 break;
637 }
638 }
639 gpio |= lp->chip->gpio_speed[dp->speed == USBGEM_SPD_100 ? 1 : 0];
640
641 /* select duplex */
642 msr &= ~MSR_FDPX;
643 if (dp->full_duplex) {
644 msr |= MSR_FDPX;
645
646 /* select flow control */
647 if (AX88172(dp)) {
648 msr &= ~MSR_FCEN;
649 switch (dp->flow_control) {
650 case FLOW_CONTROL_TX_PAUSE:
651 case FLOW_CONTROL_SYMMETRIC:
652 case FLOW_CONTROL_RX_PAUSE:
653 msr |= MSR_FCEN;
654 break;
655 }
656 } else {
657 msr &= ~(MSR_RFC | MSR_TFC);
658 switch (dp->flow_control) {
659 case FLOW_CONTROL_TX_PAUSE:
660 msr |= MSR_TFC;
661 break;
662
663 case FLOW_CONTROL_SYMMETRIC:
664 msr |= MSR_TFC | MSR_RFC;
665 break;
666
667 case FLOW_CONTROL_RX_PAUSE:
668 msr |= MSR_RFC;
669 break;
670 }
671 }
672 }
673 gpio |= lp->chip->gpio_duplex[dp->full_duplex ? 1 : 0];
674
675 /* update medium status register */
676 lp->msr = msr;
677 OUT(dp, VCMD_WRITE_MEDIUM_STATUS, lp->msr, 0,
678 0, NULL, &err, usberr);
679
680 if (gpio != gpio_old) {
681 /* LED control required for some products */
682 OUT(dp, VCMD_WRITE_GPIO,
683 gpio, 0, 0, NULL, &err, usberr);
684 }
685
686 usberr:
687 DPRINTF(2, (CE_CONT, "!%s: %s: end (%s)",
688 dp->name, __func__,
689 err, err == USB_SUCCESS ? "success" : "error"));
690 return (err);
691 }
692
693 #define FILL_PKT_HEADER(bp, len) { \
694 (bp)[0] = (uint8_t)(len); \
695 (bp)[1] = (uint8_t)((len) >> 8); \
696 (bp)[2] = (uint8_t)(~(len)); \
697 (bp)[3] = (uint8_t)((~(len)) >> 8); \
698 }
699
700 #define PKT_HEADER_SIZE 4
701
702 /*
703 * send/receive packet check
704 */
705 static mblk_t *
axf_tx_make_packet(struct usbgem_dev * dp,mblk_t * mp)706 axf_tx_make_packet(struct usbgem_dev *dp, mblk_t *mp)
707 {
708 int n;
709 size_t len;
710 size_t pkt_size;
711 mblk_t *new;
712 mblk_t *tp;
713 uint8_t *bp;
714 uint8_t *last_pos;
715 uint_t align_mask;
716 size_t header_size;
717 int pad_size;
718
719 len = msgdsize(mp);
720
721 if (AX88172(dp)) {
722 #ifdef notdef
723 align_mask = 63;
724 #else
725 align_mask = 511;
726 #endif
727 header_size = 0;
728
729 if (len >= ETHERMIN && mp->b_cont == NULL &&
730 (len & align_mask) != 0) {
731 /* use the mp "as is" */
732 return (mp);
733 }
734 } else {
735 align_mask = 511;
736 header_size = PKT_HEADER_SIZE;
737 }
738
739 /*
740 * re-allocate the mp
741 */
742 /* minimum ethernet packet size of ETHERMIN */
743 pkt_size = max(len, ETHERMIN);
744
745 if (((pkt_size + header_size) & align_mask) == 0) {
746 /* padding is required in usb communication */
747 pad_size = PKT_HEADER_SIZE;
748 } else {
749 pad_size = 0;
750 }
751
752 if ((new = allocb(header_size + pkt_size + pad_size, 0)) == NULL) {
753 return (NULL);
754 }
755
756 bp = new->b_rptr;
757 if (header_size) {
758 uint16_t tmp;
759
760 /* add a header */
761 tmp = (uint16_t)pkt_size;
762 FILL_PKT_HEADER(bp, tmp);
763 bp += header_size;
764 }
765
766 /* copy contents of the buffer */
767 for (tp = mp; tp; tp = tp->b_cont) {
768 n = (uintptr_t)tp->b_wptr - (uintptr_t)tp->b_rptr;
769 bcopy(tp->b_rptr, bp, n);
770 bp += n;
771 }
772
773 /* add pads for ethernet packets */
774 last_pos = new->b_rptr + header_size + pkt_size;
775 while (bp < last_pos) {
776 *bp++ = 0;
777 }
778
779 /* add a zero-length pad segment for usb communications */
780 if (pad_size) {
781 /* add a dummy header for zero-length packet */
782 FILL_PKT_HEADER(bp, 0);
783 bp += pad_size;
784 }
785
786 /* close the payload of the packet */
787 new->b_wptr = bp;
788
789 return (new);
790 }
791
792 #if DEBUG_LEVEL > 10
793 static void
axf_dump_packet(struct usbgem_dev * dp,uint8_t * bp,int n)794 axf_dump_packet(struct usbgem_dev *dp, uint8_t *bp, int n)
795 {
796 int i;
797
798 for (i = 0; i < n; i += 8, bp += 8) {
799 cmn_err(CE_CONT, "%02x %02x %02x %02x %02x %02x %02x %02x",
800 bp[0], bp[1], bp[2], bp[3], bp[4], bp[5], bp[6], bp[7]);
801 }
802 }
803 #endif
804
805 static mblk_t *
axf_rx_make_packet(struct usbgem_dev * dp,mblk_t * mp)806 axf_rx_make_packet(struct usbgem_dev *dp, mblk_t *mp)
807 {
808 mblk_t *tp;
809 uintptr_t rest;
810
811 if (AX88172(dp)) {
812 return (mp);
813 }
814
815 tp = mp;
816 rest = (uintptr_t)tp->b_wptr - (uintptr_t)tp->b_rptr;
817
818 if (rest <= PKT_HEADER_SIZE) {
819 /*
820 * the usb bulk-in frame doesn't include any valid
821 * ethernet packets.
822 */
823 return (NULL);
824 }
825
826 for (; ; ) {
827 uint16_t len;
828 uint16_t cksum;
829
830 /* analyse the header of the received usb frame */
831 len = LE16P(tp->b_rptr + 0);
832 cksum = LE16P(tp->b_rptr + 2);
833
834 /* test if the header is valid */
835 if (len + cksum != 0xffff) {
836 /* discard whole the packet */
837 cmn_err(CE_WARN,
838 "!%s: %s: corrupted header:%04x %04x",
839 dp->name, __func__, len, cksum);
840 return (NULL);
841 }
842 #if DEBUG_LEVEL > 0
843 if (len < ETHERMIN || len > ETHERMAX) {
844 cmn_err(CE_NOTE,
845 "!%s: %s: incorrect pktsize:%d",
846 dp->name, __func__, len);
847 }
848 #endif
849 /* extract a ethernet packet from the bulk-in frame */
850 tp->b_rptr += PKT_HEADER_SIZE;
851 tp->b_wptr = tp->b_rptr + len;
852
853 if (len & 1) {
854 /*
855 * skip a tailing pad byte if the packet
856 * length is odd
857 */
858 len++;
859 }
860 rest -= len + PKT_HEADER_SIZE;
861
862 if (rest <= PKT_HEADER_SIZE) {
863 /* no more vaild ethernet packets */
864 break;
865 }
866
867 #if DEBUG_LEVEL > 10
868 axf_dump_packet(dp, tp->b_wptr, 18);
869 #endif
870 /* allocate a mblk_t header for the next ethernet packet */
871 tp->b_next = dupb(mp);
872 tp->b_next->b_rptr = tp->b_rptr + len;
873 tp = tp->b_next;
874 }
875
876 return (mp);
877 }
878
879 /*
880 * MII Interfaces
881 */
882 static uint16_t
axf_mii_read(struct usbgem_dev * dp,uint_t index,int * errp)883 axf_mii_read(struct usbgem_dev *dp, uint_t index, int *errp)
884 {
885 uint8_t buf[2];
886 uint16_t val;
887
888 DPRINTF(4, (CE_CONT, "!%s: %s: called, ix:%d",
889 dp->name, __func__, index));
890
891 /* switch to software MII operation mode */
892 OUT(dp, VCMD_SOFTWARE_MII_OP, 0, 0, 0, NULL, errp, usberr);
893
894 /* Read MII register */
895 IN(dp, VCMD_READ_MII_REG, dp->mii_phy_addr, index,
896 2, buf, errp, usberr);
897
898 /* switch to hardware MII operation mode */
899 OUT(dp, VCMD_HARDWARE_MII_OP, 0, 0, 0, NULL, errp, usberr);
900
901 return (LE16P(buf));
902
903 usberr:
904 cmn_err(CE_CONT,
905 "!%s: %s: usberr(%d) detected", dp->name, __func__, *errp);
906 return (0);
907 }
908
909 static void
axf_mii_write(struct usbgem_dev * dp,uint_t index,uint16_t val,int * errp)910 axf_mii_write(struct usbgem_dev *dp, uint_t index, uint16_t val, int *errp)
911 {
912 uint8_t buf[2];
913
914 DPRINTF(4, (CE_CONT, "!%s: %s called, reg:%x val:%x",
915 dp->name, __func__, index, val));
916
917 /* switch software MII operation mode */
918 OUT(dp, VCMD_SOFTWARE_MII_OP, 0, 0, 0, NULL, errp, usberr);
919
920 /* Write to the specified MII register */
921 buf[0] = (uint8_t)val;
922 buf[1] = (uint8_t)(val >> 8);
923 OUT(dp, VCMD_WRITE_MII_REG, dp->mii_phy_addr, index,
924 2, buf, errp, usberr);
925
926 /* switch to hardware MII operation mode */
927 OUT(dp, VCMD_HARDWARE_MII_OP, 0, 0, 0, NULL, errp, usberr);
928
929 usberr:
930 ;
931 }
932
933 static void
axf_interrupt(struct usbgem_dev * dp,mblk_t * mp)934 axf_interrupt(struct usbgem_dev *dp, mblk_t *mp)
935 {
936 uint8_t *bp;
937 struct axf_dev *lp = dp->private;
938
939 bp = mp->b_rptr;
940
941 DPRINTF(2, (CE_CONT,
942 "!%s: %s: size:%d, %02x %02x %02x %02x %02x %02x %02x %02x",
943 dp->name, __func__, mp->b_wptr - mp->b_rptr,
944 bp[0], bp[1], bp[2], bp[3], bp[4], bp[5], bp[6], bp[7]));
945
946 if (lp->last_link_state ^ bp[2]) {
947 usbgem_mii_update_link(dp);
948 }
949
950 lp->last_link_state = bp[2];
951 }
952
953 /* ======================================================== */
954 /*
955 * OS depend (device driver DKI) routine
956 */
957 /* ======================================================== */
958 #ifdef DEBUG_LEVEL
959 static void
axf_eeprom_dump(struct usbgem_dev * dp,int size)960 axf_eeprom_dump(struct usbgem_dev *dp, int size)
961 {
962 int i;
963 int err;
964 uint8_t w0[2], w1[2], w2[2], w3[2];
965
966 cmn_err(CE_CONT, "!%s: eeprom dump:", dp->name);
967
968 err = USB_SUCCESS;
969
970 for (i = 0; i < size; i += 4) {
971 IN(dp, VCMD_READ_SROM, i + 0, 0, 2, w0, &err, usberr);
972 IN(dp, VCMD_READ_SROM, i + 1, 0, 2, w1, &err, usberr);
973 IN(dp, VCMD_READ_SROM, i + 2, 0, 2, w2, &err, usberr);
974 IN(dp, VCMD_READ_SROM, i + 3, 0, 2, w3, &err, usberr);
975 cmn_err(CE_CONT, "!0x%02x: 0x%04x 0x%04x 0x%04x 0x%04x",
976 i,
977 (w0[1] << 8) | w0[0],
978 (w1[1] << 8) | w1[0],
979 (w2[1] << 8) | w2[0],
980 (w3[1] << 8) | w3[0]);
981 }
982 usberr:
983 ;
984 }
985 #endif
986
987 static int
axf_attach_chip(struct usbgem_dev * dp)988 axf_attach_chip(struct usbgem_dev *dp)
989 {
990 uint8_t phys[2];
991 int err;
992 uint_t vcmd;
993 int ret;
994 #ifdef CONFIG_FULLSIZE_VLAN
995 uint8_t maxpktsize[2];
996 uint16_t vlan_pktsize;
997 #endif
998 #ifdef DEBUG_LEVEL
999 uint8_t val8;
1000 #endif
1001 struct axf_dev *lp = dp->private;
1002
1003 DPRINTF(0, (CE_CONT, "!%s: %s enter", dp->name, __func__));
1004
1005 ret = USB_SUCCESS;
1006 /*
1007 * mac address in EEPROM has loaded to ID registers.
1008 */
1009 vcmd = AX88172(dp) ? VCMD_READ_NODE_ID : VCMD_READ_NODE_ID_88772;
1010 IN(dp, vcmd, 0, 0,
1011 ETHERADDRL, dp->dev_addr.ether_addr_octet, &err, usberr);
1012
1013 /*
1014 * setup IPG values
1015 */
1016 lp->ipg[0] = 0x15;
1017 lp->ipg[1] = 0x0c;
1018 lp->ipg[2] = 0x12;
1019
1020 /*
1021 * We cannot scan phy because the nic returns undefined
1022 * value, i.e. remained garbage, when MII phy is not at the
1023 * specified index.
1024 */
1025 #ifdef DEBUG_LEVELx
1026 if (lp->chip->vid == 0x07b8 && lp->chip->pid == 0x420a) {
1027 /*
1028 * restore the original phy address of brain
1029 * damaged Planex UE2-100TX
1030 */
1031 OUT(dp, VCMD_WRITE_SROM_ENABLE, 0, 0, 0, NULL, &err, usberr);
1032 OUT(dp, VCMD_WRITE_SROM, 0x11, 0xe004, 0, NULL, &err, usberr);
1033 OUT(dp, VCMD_WRITE_SROM_DISABLE, 0, 0, 0, NULL, &err, usberr);
1034 }
1035 #endif
1036 if (AX88172(dp)) {
1037 IN(dp, VCMD_READ_PHY_IDS, 0, 0, 2, &phys, &err, usberr);
1038 dp->mii_phy_addr = phys[1];
1039 DPRINTF(0, (CE_CONT, "!%s: %s: phys_addr:%d %d",
1040 dp->name, __func__, phys[0], phys[1]));
1041 } else {
1042 /* use built-in phy */
1043 dp->mii_phy_addr = 0x10;
1044 }
1045
1046 dp->misc_flag |= USBGEM_VLAN;
1047 #ifdef CONFIG_FULLSIZE_VLAN
1048 if (AX88172(dp) || AX88772(dp)) {
1049 /* check max packet size in srom */
1050 IN(dp, VCMD_READ_SROM, 0x10, 0, 2, maxpktsize, &err, usberr);
1051 vlan_pktsize = ETHERMAX + ETHERFCSL + 4 /* VTAG_SIZE */;
1052
1053 if (LE16P(maxpktsize) < vlan_pktsize) {
1054 cmn_err(CE_CONT,
1055 "!%s: %s: max packet size in srom is too small, "
1056 "changing %d -> %d, do power cycle for the device",
1057 dp->name, __func__,
1058 LE16P(maxpktsize), vlan_pktsize);
1059 OUT(dp, VCMD_WRITE_SROM_ENABLE,
1060 0, 0, 0, NULL, &err, usberr);
1061 OUT(dp, VCMD_WRITE_SROM, 0x10,
1062 vlan_pktsize, 0, NULL, &err, usberr);
1063 OUT(dp, VCMD_WRITE_SROM_DISABLE,
1064 0, 0, 0, NULL, &err, usberr);
1065
1066 /* need to power off the device */
1067 ret = USB_FAILURE;
1068 }
1069 }
1070 #endif
1071 #ifdef DEBUG_LEVEL
1072 IN(dp, VCMD_READ_GPIO, 0, 0, 1, &val8, &err, usberr);
1073 cmn_err(CE_CONT,
1074 "!%s: %s: ipg 0x%02x 0x%02x 0x%02x, gpio 0x%b",
1075 dp->name, __func__, lp->ipg[0], lp->ipg[1], lp->ipg[2],
1076 val8, GPIO_BITS);
1077 #endif
1078 /* fix rx buffer size */
1079 if (!AX88172(dp)) {
1080 dp->rx_buf_len = 2048;
1081 }
1082
1083 #if DEBUG_LEVEL > 0
1084 axf_eeprom_dump(dp, 0x20);
1085 #endif
1086 return (ret);
1087
1088 usberr:
1089 cmn_err(CE_WARN, "%s: %s: usb error detected (%d)",
1090 dp->name, __func__, err);
1091 return (USB_FAILURE);
1092 }
1093
1094 static boolean_t
axf_scan_phy(struct usbgem_dev * dp)1095 axf_scan_phy(struct usbgem_dev *dp)
1096 {
1097 int i;
1098 int err;
1099 uint16_t val;
1100 int phy_addr_saved;
1101 struct axf_dev *lp = dp->private;
1102
1103 DPRINTF(0, (CE_CONT, "!%s: %s: called", dp->name, __func__));
1104
1105 phy_addr_saved = dp->mii_phy_addr;
1106
1107 /* special probe routine for unreliable MII addr */
1108 #define PROBE_PAT \
1109 (MII_ABILITY_100BASE_TX_FD | \
1110 MII_ABILITY_100BASE_TX | \
1111 MII_ABILITY_10BASE_T_FD | \
1112 MII_ABILITY_10BASE_T)
1113
1114 for (i = 0; i < 32; i++) {
1115 dp->mii_phy_addr = i;
1116 axf_mii_write(dp, MII_AN_ADVERT, 0, &err);
1117 if (err != USBGEM_SUCCESS) {
1118 break;
1119 }
1120 val = axf_mii_read(dp, MII_AN_ADVERT, &err);
1121 if (err != USBGEM_SUCCESS) {
1122 break;
1123 }
1124 if (val != 0) {
1125 DPRINTF(0, (CE_CONT, "!%s: %s: index:%d, val %b != 0",
1126 dp->name, __func__, i, val, MII_ABILITY_BITS));
1127 continue;
1128 }
1129
1130 axf_mii_write(dp, MII_AN_ADVERT, PROBE_PAT, &err);
1131 if (err != USBGEM_SUCCESS) {
1132 break;
1133 }
1134 val = axf_mii_read(dp, MII_AN_ADVERT, &err);
1135 if (err != USBGEM_SUCCESS) {
1136 break;
1137 }
1138 if ((val & MII_ABILITY_TECH) != PROBE_PAT) {
1139 DPRINTF(0, (CE_CONT, "!%s: %s: "
1140 "index:%d, pat:%x != val:%b",
1141 dp->name, __func__, i,
1142 PROBE_PAT, val, MII_ABILITY_BITS));
1143 continue;
1144 }
1145
1146 /* found */
1147 dp->mii_phy_addr = phy_addr_saved;
1148 return (i);
1149 }
1150 #undef PROBE_PAT
1151 if (i == 32) {
1152 cmn_err(CE_CONT, "!%s: %s: no mii phy found",
1153 dp->name, __func__);
1154 } else {
1155 cmn_err(CE_CONT, "!%s: %s: i/o error while scanning phy",
1156 dp->name, __func__);
1157 }
1158 dp->mii_phy_addr = phy_addr_saved;
1159 return (-1);
1160 }
1161
1162 static int
axf_mii_probe(struct usbgem_dev * dp)1163 axf_mii_probe(struct usbgem_dev *dp)
1164 {
1165 int my_guess;
1166 int err;
1167 uint8_t old_11th[2];
1168 uint8_t new_11th[2];
1169 struct axf_dev *lp = dp->private;
1170
1171 DPRINTF(0, (CE_CONT, "!%s: %s: called", dp->name, __func__));
1172 (void) axf_reset_phy(dp);
1173 lp->phy_has_reset = B_TRUE;
1174
1175 if (AX88172(dp)) {
1176 my_guess = axf_scan_phy(dp);
1177 if (my_guess >= 0 && my_guess < 32 &&
1178 my_guess != dp->mii_phy_addr) {
1179 /*
1180 * phy addr in srom is wrong, need to fix it
1181 */
1182 IN(dp, VCMD_READ_SROM,
1183 0x11, 0, 2, old_11th, &err, usberr);
1184
1185 new_11th[0] = my_guess;
1186 new_11th[1] = old_11th[1];
1187
1188 OUT(dp, VCMD_WRITE_SROM_ENABLE,
1189 0, 0, 0, NULL, &err, usberr);
1190 OUT(dp, VCMD_WRITE_SROM,
1191 0x11, LE16P(new_11th), 0, NULL, &err, usberr);
1192 OUT(dp, VCMD_WRITE_SROM_DISABLE,
1193 0, 0, 0, NULL, &err, usberr);
1194 #if 1
1195 /* XXX - read back, but it doesn't work, why? */
1196 delay(drv_usectohz(1000*1000));
1197 IN(dp, VCMD_READ_SROM,
1198 0x11, 0, 2, new_11th, &err, usberr);
1199 #endif
1200 cmn_err(CE_NOTE, "!%s: %s: phy addr in srom fixed: "
1201 "%04x -> %04x",
1202 dp->name, __func__,
1203 LE16P(old_11th), LE16P(new_11th));
1204 return (USBGEM_FAILURE);
1205 usberr:
1206 cmn_err(CE_NOTE,
1207 "!%s: %s: failed to patch phy addr, "
1208 "current: %04x",
1209 dp->name, __func__, LE16P(old_11th));
1210 return (USBGEM_FAILURE);
1211 }
1212 }
1213 return (usbgem_mii_probe_default(dp));
1214 }
1215
1216 static int
axf_mii_init(struct usbgem_dev * dp)1217 axf_mii_init(struct usbgem_dev *dp)
1218 {
1219 struct axf_dev *lp = dp->private;
1220
1221 DPRINTF(2, (CE_CONT, "!%s: %s: called", dp->name, __func__));
1222
1223 if (!lp->phy_has_reset) {
1224 (void) axf_reset_phy(dp);
1225 }
1226
1227 /* prepare to reset phy on the next reconnect or resume */
1228 lp->phy_has_reset = B_FALSE;
1229
1230 return (USB_SUCCESS);
1231 }
1232
1233 static int
axfattach(dev_info_t * dip,ddi_attach_cmd_t cmd)1234 axfattach(dev_info_t *dip, ddi_attach_cmd_t cmd)
1235 {
1236 int i;
1237 ddi_iblock_cookie_t c;
1238 int ret;
1239 int revid;
1240 int unit;
1241 int vid;
1242 int pid;
1243 struct chip_info *p;
1244 int len;
1245 const char *drv_name;
1246 struct usbgem_dev *dp;
1247 void *base;
1248 struct usbgem_conf *ugcp;
1249 struct axf_dev *lp;
1250
1251 unit = ddi_get_instance(dip);
1252 drv_name = ddi_driver_name(dip);
1253
1254 DPRINTF(3, (CE_CONT, "!%s%d: %s: called, cmd:%d",
1255 drv_name, unit, __func__, cmd));
1256
1257 if (cmd == DDI_ATTACH) {
1258 /*
1259 * Check if the chip is supported.
1260 */
1261 vid = ddi_prop_get_int(DDI_DEV_T_ANY, dip, DDI_PROP_DONTPASS,
1262 "usb-vendor-id", -1);
1263 pid = ddi_prop_get_int(DDI_DEV_T_ANY, dip, DDI_PROP_DONTPASS,
1264 "usb-product-id", -1);
1265 revid = ddi_prop_get_int(DDI_DEV_T_ANY, dip, DDI_PROP_DONTPASS,
1266 "usb-revision-id", -1);
1267
1268 for (i = 0, p = chiptbl_88x7x; i < CHIPTABLESIZE; i++, p++) {
1269 if (p->vid == vid && p->pid == pid) {
1270 /* found */
1271 cmn_err(CE_CONT, "!%s%d: %s "
1272 "(vid: 0x%04x, did: 0x%04x, revid: 0x%02x)",
1273 drv_name, unit, p->name, vid, pid, revid);
1274 goto chip_found;
1275 }
1276 }
1277
1278 /* Not found */
1279 cmn_err(CE_WARN, "!%s: %s: wrong usb venid/prodid (0x%x, 0x%x)",
1280 drv_name, __func__, vid, pid);
1281
1282 /* assume 88772 */
1283 p = &chiptbl_88x7x[CHIPTABLESIZE - 1];
1284 chip_found:
1285 /*
1286 * construct usbgem configration
1287 */
1288 ugcp = kmem_zalloc(sizeof (*ugcp), KM_SLEEP);
1289
1290 /* name */
1291 /*
1292 * softmac requires that ppa is the instance number
1293 * of the device, otherwise it hangs in seaching the device.
1294 */
1295 (void) sprintf(ugcp->usbgc_name, "%s%d", drv_name, unit);
1296 ugcp->usbgc_ppa = unit;
1297
1298 ugcp->usbgc_ifnum = 0;
1299 ugcp->usbgc_alt = 0;
1300
1301 ugcp->usbgc_tx_list_max = 64;
1302
1303 ugcp->usbgc_rx_header_len = 0;
1304 ugcp->usbgc_rx_list_max = 64;
1305
1306 /* time out parameters */
1307 ugcp->usbgc_tx_timeout = USBGEM_TX_TIMEOUT;
1308 ugcp->usbgc_tx_timeout_interval = USBGEM_TX_TIMEOUT_INTERVAL;
1309
1310 /* flow control */
1311 /*
1312 * XXX - flow control caused link down frequently under
1313 * heavy traffic
1314 */
1315 ugcp->usbgc_flow_control = FLOW_CONTROL_RX_PAUSE;
1316
1317 /* MII timeout parameters */
1318 ugcp->usbgc_mii_link_watch_interval = ONESEC;
1319 ugcp->usbgc_mii_an_watch_interval = ONESEC/5;
1320 ugcp->usbgc_mii_reset_timeout = MII_RESET_TIMEOUT; /* 1 sec */
1321 ugcp->usbgc_mii_an_timeout = MII_AN_TIMEOUT; /* 5 sec */
1322 ugcp->usbgc_mii_an_wait = 0;
1323 ugcp->usbgc_mii_linkdown_timeout = MII_LINKDOWN_TIMEOUT;
1324
1325 ugcp->usbgc_mii_an_delay = ONESEC/10;
1326 ugcp->usbgc_mii_linkdown_action = MII_ACTION_RSA;
1327 ugcp->usbgc_mii_linkdown_timeout_action = MII_ACTION_RESET;
1328 ugcp->usbgc_mii_dont_reset = B_FALSE;
1329 ugcp->usbgc_mii_hw_link_detection = B_TRUE;
1330 ugcp->usbgc_mii_stop_mac_on_linkdown = B_FALSE;
1331
1332 /* I/O methods */
1333
1334 /* mac operation */
1335 ugcp->usbgc_attach_chip = &axf_attach_chip;
1336 ugcp->usbgc_reset_chip = &axf_reset_chip;
1337 ugcp->usbgc_init_chip = &axf_init_chip;
1338 ugcp->usbgc_start_chip = &axf_start_chip;
1339 ugcp->usbgc_stop_chip = &axf_stop_chip;
1340 ugcp->usbgc_multicast_hash = &axf_mcast_hash;
1341
1342 ugcp->usbgc_set_rx_filter = &axf_set_rx_filter;
1343 ugcp->usbgc_set_media = &axf_set_media;
1344 ugcp->usbgc_get_stats = &axf_get_stats;
1345 ugcp->usbgc_interrupt = &axf_interrupt;
1346
1347 /* packet operation */
1348 ugcp->usbgc_tx_make_packet = &axf_tx_make_packet;
1349 ugcp->usbgc_rx_make_packet = &axf_rx_make_packet;
1350
1351 /* mii operations */
1352 ugcp->usbgc_mii_probe = &axf_mii_probe;
1353 ugcp->usbgc_mii_init = &axf_mii_init;
1354 ugcp->usbgc_mii_config = &usbgem_mii_config_default;
1355 ugcp->usbgc_mii_read = &axf_mii_read;
1356 ugcp->usbgc_mii_write = &axf_mii_write;
1357
1358 /* mtu */
1359 ugcp->usbgc_min_mtu = ETHERMTU;
1360 ugcp->usbgc_max_mtu = ETHERMTU;
1361 ugcp->usbgc_default_mtu = ETHERMTU;
1362
1363 lp = kmem_zalloc(sizeof (struct axf_dev), KM_SLEEP);
1364 lp->chip = p;
1365 lp->last_link_state = 0;
1366 lp->phy_has_reset = B_FALSE;
1367
1368 dp = usbgem_do_attach(dip, ugcp, lp, sizeof (struct axf_dev));
1369
1370 kmem_free(ugcp, sizeof (*ugcp));
1371
1372 if (dp != NULL) {
1373 return (DDI_SUCCESS);
1374 }
1375
1376 err_free_mem:
1377 kmem_free(lp, sizeof (struct axf_dev));
1378 err_close_pipe:
1379 err:
1380 return (DDI_FAILURE);
1381 }
1382
1383 if (cmd == DDI_RESUME) {
1384 return (usbgem_resume(dip));
1385 }
1386
1387 return (DDI_FAILURE);
1388 }
1389
1390 static int
axfdetach(dev_info_t * dip,ddi_detach_cmd_t cmd)1391 axfdetach(dev_info_t *dip, ddi_detach_cmd_t cmd)
1392 {
1393 int ret;
1394
1395 if (cmd == DDI_DETACH) {
1396 ret = usbgem_do_detach(dip);
1397 if (ret != DDI_SUCCESS) {
1398 return (DDI_FAILURE);
1399 }
1400 return (DDI_SUCCESS);
1401 }
1402 if (cmd == DDI_SUSPEND) {
1403 return (usbgem_suspend(dip));
1404 }
1405 return (DDI_FAILURE);
1406 }
1407
1408 /* ======================================================== */
1409 /*
1410 * OS depend (loadable streams driver) routine
1411 */
1412 /* ======================================================== */
1413 USBGEM_STREAM_OPS(axf_ops, axfattach, axfdetach);
1414
1415 static struct modldrv modldrv = {
1416 &mod_driverops, /* Type of module. This one is a driver */
1417 ident,
1418 &axf_ops, /* driver ops */
1419 };
1420
1421 static struct modlinkage modlinkage = {
1422 MODREV_1, &modldrv, NULL
1423 };
1424
1425 /* ======================================================== */
1426 /*
1427 * _init : done
1428 */
1429 /* ======================================================== */
1430 int
_init(void)1431 _init(void)
1432 {
1433 int status;
1434
1435 DPRINTF(2, (CE_CONT, "!axf: _init: called"));
1436
1437 status = usbgem_mod_init(&axf_ops, "axf");
1438 if (status != DDI_SUCCESS) {
1439 return (status);
1440 }
1441 status = mod_install(&modlinkage);
1442 if (status != DDI_SUCCESS) {
1443 usbgem_mod_fini(&axf_ops);
1444 }
1445 return (status);
1446 }
1447
1448 /*
1449 * _fini : done
1450 */
1451 int
_fini(void)1452 _fini(void)
1453 {
1454 int status;
1455
1456 DPRINTF(2, (CE_CONT, "!axf: _fini: called"));
1457 status = mod_remove(&modlinkage);
1458 if (status == DDI_SUCCESS) {
1459 usbgem_mod_fini(&axf_ops);
1460 }
1461 return (status);
1462 }
1463
1464 int
_info(struct modinfo * modinfop)1465 _info(struct modinfo *modinfop)
1466 {
1467 return (mod_info(&modlinkage, modinfop));
1468 }
1469