xref: /titanic_44/usr/src/uts/common/io/nxge/nxge_mac.c (revision e5ba14ff435beeefdaa2e6649e175c74afe02c76)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 #pragma ident	"%Z%%M%	%I%	%E% SMI"
27 
28 #include <sys/nxge/nxge_impl.h>
29 #include <sys/nxge/nxge_mac.h>
30 
31 #define	LINK_MONITOR_PERIOD	(1000 * 1000)
32 #define	LM_WAIT_MULTIPLIER	8
33 
34 extern uint32_t nxge_no_link_notify;
35 extern boolean_t nxge_no_msg;
36 extern uint32_t nxge_lb_dbg;
37 extern nxge_os_mutex_t	nxge_mdio_lock;
38 extern nxge_os_mutex_t	nxge_mii_lock;
39 extern boolean_t nxge_jumbo_enable;
40 
41 typedef enum {
42 	CHECK_LINK_RESCHEDULE,
43 	CHECK_LINK_STOP
44 } check_link_state_t;
45 
46 static check_link_state_t nxge_check_link_stop(nxge_t *);
47 
48 /*
49  * Ethernet broadcast address definition.
50  */
51 static ether_addr_st etherbroadcastaddr =
52 				{{0xff, 0xff, 0xff, 0xff, 0xff, 0xff}};
53 /*
54  * Ethernet zero address definition.
55  */
56 static ether_addr_st etherzeroaddr =
57 				{{0x0, 0x0, 0x0, 0x0, 0x0, 0x0}};
58 /*
59  * Supported chip types
60  */
61 static uint32_t nxge_supported_cl45_ids[] = {BCM8704_DEV_ID};
62 static uint32_t nxge_supported_cl22_ids[] = {BCM5464R_PHY_ID};
63 
64 #define	NUM_CLAUSE_45_IDS	(sizeof (nxge_supported_cl45_ids) /	\
65 				sizeof (uint32_t))
66 #define	NUM_CLAUSE_22_IDS	(sizeof (nxge_supported_cl22_ids) /	\
67 				sizeof (uint32_t))
68 /*
69  * static functions
70  */
71 static uint32_t nxge_get_cl45_pma_pmd_id(p_nxge_t, int);
72 static uint32_t nxge_get_cl45_pcs_id(p_nxge_t, int);
73 static uint32_t nxge_get_cl22_phy_id(p_nxge_t, int);
74 static boolean_t nxge_is_supported_phy(uint32_t, uint8_t);
75 static nxge_status_t nxge_n2_serdes_init(p_nxge_t);
76 static nxge_status_t nxge_neptune_10G_serdes_init(p_nxge_t);
77 static nxge_status_t nxge_1G_serdes_init(p_nxge_t);
78 static nxge_status_t nxge_10G_link_intr_stop(p_nxge_t);
79 static nxge_status_t nxge_10G_link_intr_start(p_nxge_t);
80 static nxge_status_t nxge_1G_copper_link_intr_stop(p_nxge_t);
81 static nxge_status_t nxge_1G_copper_link_intr_start(p_nxge_t);
82 static nxge_status_t nxge_1G_fiber_link_intr_stop(p_nxge_t);
83 static nxge_status_t nxge_1G_fiber_link_intr_start(p_nxge_t);
84 static nxge_status_t nxge_check_mii_link(p_nxge_t);
85 static nxge_status_t nxge_check_10g_link(p_nxge_t);
86 static nxge_status_t nxge_10G_xcvr_init(p_nxge_t);
87 static nxge_status_t nxge_1G_xcvr_init(p_nxge_t);
88 static void nxge_bcm5464_link_led_off(p_nxge_t);
89 
90 /*
91  * xcvr tables for supported transceivers
92  */
93 
94 static nxge_xcvr_table_t nxge_n2_10G_table = {
95 	nxge_n2_serdes_init,
96 	nxge_10G_xcvr_init,
97 	nxge_10G_link_intr_stop,
98 	nxge_10G_link_intr_start,
99 	nxge_check_10g_link,
100 	PCS_XCVR,
101 	BCM8704_N2_PORT_ADDR_BASE
102 };
103 
104 static nxge_xcvr_table_t nxge_n2_1G_table = {
105 	nxge_n2_serdes_init,
106 	nxge_1G_xcvr_init,
107 	nxge_1G_fiber_link_intr_stop,
108 	nxge_1G_fiber_link_intr_start,
109 	nxge_check_mii_link,
110 	PCS_XCVR,
111 	0
112 };
113 
114 static nxge_xcvr_table_t nxge_10G_fiber_table = {
115 	nxge_neptune_10G_serdes_init,
116 	nxge_10G_xcvr_init,
117 	nxge_10G_link_intr_stop,
118 	nxge_10G_link_intr_start,
119 	nxge_check_10g_link,
120 	PCS_XCVR,
121 	BCM8704_NEPTUNE_PORT_ADDR_BASE
122 };
123 
124 static nxge_xcvr_table_t nxge_1G_copper_table = {
125 	NULL,
126 	nxge_1G_xcvr_init,
127 	nxge_1G_copper_link_intr_stop,
128 	nxge_1G_copper_link_intr_start,
129 	nxge_check_mii_link,
130 	INT_MII_XCVR,
131 	BCM5464_NEPTUNE_PORT_ADDR_BASE
132 };
133 
134 static nxge_xcvr_table_t nxge_1G_fiber_table = {
135 	nxge_1G_serdes_init,
136 	nxge_1G_xcvr_init,
137 	nxge_1G_fiber_link_intr_stop,
138 	nxge_1G_fiber_link_intr_start,
139 	nxge_check_mii_link,
140 	PCS_XCVR,
141 	0
142 };
143 
144 static nxge_xcvr_table_t nxge_10G_copper_table = {
145 	nxge_neptune_10G_serdes_init,
146 	NULL,
147 	NULL,
148 	NULL,
149 	NULL,
150 	PCS_XCVR,
151 	0
152 };
153 
154 nxge_status_t nxge_mac_init(p_nxge_t);
155 
156 #ifdef NXGE_DEBUG
157 static void nxge_mii_dump(p_nxge_t);
158 #endif
159 static nxge_status_t nxge_mii_get_link_mode(p_nxge_t);
160 
161 nxge_status_t
162 nxge_get_xcvr_type(p_nxge_t nxgep)
163 {
164 	nxge_status_t status = NXGE_OK;
165 	char *phy_type;
166 	char *prop_val;
167 
168 	nxgep->mac.portmode = 0;
169 
170 	/* Get property from the driver conf. file */
171 	if ((ddi_prop_lookup_string(DDI_DEV_T_ANY, nxgep->dip,
172 	    DDI_PROP_DONTPASS | DDI_PROP_NOTPROM,
173 	    "phy-type", &prop_val)) == DDI_PROP_SUCCESS) {
174 		NXGE_DEBUG_MSG((nxgep, MAC_CTL,
175 		    "found  conf file: phy-type %s", prop_val));
176 		if (strcmp("xgsd", prop_val) == 0) {
177 			nxgep->statsp->mac_stats.xcvr_inuse = XPCS_XCVR;
178 			nxgep->mac.portmode = PORT_10G_SERDES;
179 			NXGE_DEBUG_MSG((nxgep, MAC_CTL,
180 			    "found: 10G Serdes"));
181 		} else if (strcmp("gsd", prop_val) == 0) {
182 			nxgep->statsp->mac_stats.xcvr_inuse = PCS_XCVR;
183 			nxgep->mac.portmode = PORT_1G_SERDES;
184 			NXGE_DEBUG_MSG((nxgep, MAC_CTL, "1G Serdes"));
185 		} else if (strcmp("mif", prop_val) == 0) {
186 			nxgep->statsp->mac_stats.xcvr_inuse = INT_MII_XCVR;
187 			nxgep->mac.portmode = PORT_1G_COPPER;
188 			NXGE_DEBUG_MSG((nxgep, MAC_CTL, "1G Copper Xcvr"));
189 		} else if (strcmp("pcs", prop_val) == 0) {
190 			nxgep->statsp->mac_stats.xcvr_inuse = PCS_XCVR;
191 			nxgep->mac.portmode = PORT_1G_FIBER;
192 			NXGE_DEBUG_MSG((nxgep, MAC_CTL, "1G FIBER Xcvr"));
193 		}
194 
195 		(void) ddi_prop_update_string(DDI_DEV_T_NONE, nxgep->dip,
196 		    "phy-type", prop_val);
197 		ddi_prop_free(prop_val);
198 
199 		NXGE_DEBUG_MSG((nxgep, MAC_CTL, "nxge_get_xcvr_type: "
200 		    "Got phy type [0x%x] from conf file",
201 		    nxgep->mac.portmode));
202 
203 		return (NXGE_OK);
204 	}
205 /*
206  * TODO add MDIO support for Monza RTM card, Glendale (also Goa) -
207  * only N2-NIU
208  */
209 	if (nxgep->niu_type == N2_NIU) {
210 		if (ddi_prop_lookup_string(DDI_DEV_T_ANY, nxgep->dip, 0,
211 		    "phy-type", &prop_val) == DDI_PROP_SUCCESS) {
212 			if (strcmp("xgf", prop_val) == 0) {
213 				nxgep->statsp->mac_stats.xcvr_inuse =
214 				    XPCS_XCVR;
215 				nxgep->mac.portmode = PORT_10G_FIBER;
216 				NXGE_DEBUG_MSG((nxgep, MAC_CTL,
217 				    "10G Fiber Xcvr"));
218 			} else if (strcmp("mif", prop_val) == 0) {
219 				nxgep->statsp->mac_stats.xcvr_inuse =
220 				    INT_MII_XCVR;
221 				nxgep->mac.portmode = PORT_1G_COPPER;
222 				NXGE_DEBUG_MSG((nxgep, MAC_CTL,
223 				    "1G Copper Xcvr"));
224 			} else if (strcmp("pcs", prop_val) == 0) {
225 				nxgep->statsp->mac_stats.xcvr_inuse = PCS_XCVR;
226 				nxgep->mac.portmode = PORT_1G_FIBER;
227 				NXGE_DEBUG_MSG((nxgep, MAC_CTL,
228 				    "1G Fiber Xcvr"));
229 			} else if (strcmp("xgc", prop_val) == 0) {
230 				nxgep->statsp->mac_stats.xcvr_inuse =
231 				    XPCS_XCVR;
232 				nxgep->mac.portmode = PORT_10G_COPPER;
233 				NXGE_DEBUG_MSG((nxgep, MAC_CTL,
234 				    "10G Copper Xcvr"));
235 			} else if (strcmp("xgsd", prop_val) == 0) {
236 				nxgep->statsp->mac_stats.xcvr_inuse = XPCS_XCVR;
237 				nxgep->mac.portmode = PORT_10G_SERDES;
238 				NXGE_DEBUG_MSG((nxgep, MAC_CTL,
239 				    "OBP: 10G Serdes"));
240 			} else if (strcmp("gsd", prop_val) == 0) {
241 				nxgep->statsp->mac_stats.xcvr_inuse = PCS_XCVR;
242 				nxgep->mac.portmode = PORT_1G_SERDES;
243 				NXGE_DEBUG_MSG((nxgep, MAC_CTL,
244 				    "OBP: 1G Serdes"));
245 			} else {
246 				NXGE_DEBUG_MSG((nxgep, MAC_CTL,
247 				    "Unknown phy-type: %s", prop_val));
248 				ddi_prop_free(prop_val);
249 				return (NXGE_ERROR);
250 			}
251 			status = NXGE_OK;
252 			(void) ddi_prop_update_string(DDI_DEV_T_NONE,
253 			    nxgep->dip, "phy-type", prop_val);
254 			ddi_prop_free(prop_val);
255 
256 			NXGE_DEBUG_MSG((nxgep, MAC_CTL, "nxge_get_xcvr_type: "
257 			    "Got phy type [0x%x] from OBP",
258 			    nxgep->mac.portmode));
259 
260 			return (status);
261 		} else {
262 			NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
263 			    "Exiting...phy-type property not found"));
264 			return (NXGE_ERROR);
265 		}
266 	}
267 
268 
269 	if (!nxgep->vpd_info.present) {
270 		return (NXGE_OK);
271 	}
272 
273 	if (!nxgep->vpd_info.ver_valid) {
274 		goto read_seeprom;
275 	}
276 
277 	NXGE_DEBUG_MSG((nxgep, MAC_CTL,
278 	    "Reading phy type from expansion ROM"));
279 	/*
280 	 * Try to read the phy type from the vpd data read off the
281 	 * expansion ROM.
282 	 */
283 	phy_type = nxgep->vpd_info.phy_type;
284 
285 	if (strncmp(phy_type, "mif", 3) == 0) {
286 		nxgep->mac.portmode = PORT_1G_COPPER;
287 		nxgep->statsp->mac_stats.xcvr_inuse = INT_MII_XCVR;
288 	} else if (strncmp(phy_type, "xgf", 3) == 0) {
289 		nxgep->mac.portmode = PORT_10G_FIBER;
290 		nxgep->statsp->mac_stats.xcvr_inuse = XPCS_XCVR;
291 	} else if (strncmp(phy_type, "pcs", 3) == 0) {
292 		nxgep->mac.portmode = PORT_1G_FIBER;
293 		nxgep->statsp->mac_stats.xcvr_inuse = PCS_XCVR;
294 	} else if (strncmp(phy_type, "xgc", 3) == 0) {
295 		nxgep->mac.portmode = PORT_10G_COPPER;
296 		nxgep->statsp->mac_stats.xcvr_inuse = XPCS_XCVR;
297 	} else if (strncmp(phy_type, "xgsd", 4) == 0) {
298 		nxgep->mac.portmode = PORT_10G_SERDES;
299 		nxgep->statsp->mac_stats.xcvr_inuse = XPCS_XCVR;
300 	} else if (strncmp(phy_type, "gsd", 3) == 0) {
301 		nxgep->mac.portmode = PORT_1G_SERDES;
302 		nxgep->statsp->mac_stats.xcvr_inuse = PCS_XCVR;
303 	} else {
304 		NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
305 		    "nxge_get_xcvr_type: Unknown phy type [%c%c%c] in EEPROM",
306 		    phy_type[0], phy_type[1], phy_type[2]));
307 		goto read_seeprom;
308 	}
309 
310 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "nxge_get_xcvr_type: "
311 	    "Got phy type [0x%x] from VPD", nxgep->mac.portmode));
312 
313 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "<== nxge_get_xcvr_type"));
314 	return (status);
315 
316 read_seeprom:
317 	/*
318 	 * read the phy type from the SEEPROM - NCR registers
319 	 */
320 	status = nxge_espc_phy_type_get(nxgep);
321 	if (status != NXGE_OK) {
322 		NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
323 		    "Failed to get phy type"));
324 		NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL, "EEPROM version "
325 		    "[%s] invalid...please update", nxgep->vpd_info.ver));
326 	}
327 
328 	return (status);
329 
330 }
331 
332 /* Set up the PHY specific values. */
333 
334 nxge_status_t
335 nxge_setup_xcvr_table(p_nxge_t nxgep)
336 {
337 	nxge_status_t	status = NXGE_OK;
338 	uint32_t	port_type;
339 	uint8_t		portn = NXGE_GET_PORT_NUM(nxgep->function_num);
340 	uint32_t	pcs_id = 0;
341 	uint32_t	pma_pmd_id = 0;
342 	uint32_t	phy_id = 0;
343 
344 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "==> nxge_setup_xcvr_table: port<%d>",
345 	    portn));
346 
347 	switch (nxgep->niu_type) {
348 	case N2_NIU:
349 		switch (nxgep->mac.portmode) {
350 		case PORT_1G_FIBER:
351 		case PORT_1G_SERDES:
352 			nxgep->xcvr = nxge_n2_1G_table;
353 			nxgep->xcvr.xcvr_addr = portn;
354 			NXGE_DEBUG_MSG((nxgep, MAC_CTL, "NIU 1G %s Xcvr",
355 			    (nxgep->mac.portmode == PORT_1G_FIBER) ? "Fiber" :
356 			    "Serdes"));
357 			break;
358 		case PORT_10G_FIBER:
359 		case PORT_10G_SERDES:
360 			nxgep->xcvr = nxge_n2_10G_table;
361 			nxgep->xcvr.xcvr_addr += portn;
362 			NXGE_DEBUG_MSG((nxgep, MAC_CTL, "NIU 10G %s Xcvr",
363 			    (nxgep->mac.portmode == PORT_10G_FIBER) ? "Fiber" :
364 			    "Serdes"));
365 			break;
366 		default:
367 			NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
368 			    "<== nxge_setup_xcvr_table: "
369 			    "Unable to determine NIU portmode"));
370 			return (NXGE_ERROR);
371 		}
372 		break;
373 	default:
374 		if (nxgep->mac.portmode == 0) {
375 			/*
376 			 * Would be the case for platforms like Maramba
377 			 * in which the phy type could not be got from conf
378 			 * file, OBP, VPD or Serial PROM.
379 			 */
380 			if (!NXGE_IS_VALID_NEPTUNE_TYPE(nxgep)) {
381 				NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
382 				    "<== nxge_setup_xcvr_table:"
383 				    " Invalid Neptune type [0x%x]",
384 				    nxgep->niu_type));
385 				return (NXGE_ERROR);
386 			}
387 
388 			port_type = nxgep->niu_type >>
389 			    (NXGE_PORT_TYPE_SHIFT * portn);
390 			port_type = port_type & (NXGE_PORT_TYPE_MASK);
391 
392 			switch (port_type) {
393 
394 			case NXGE_PORT_1G_COPPER:
395 				nxgep->mac.portmode = PORT_1G_COPPER;
396 				break;
397 			case NXGE_PORT_10G_COPPER:
398 				nxgep->mac.portmode = PORT_10G_COPPER;
399 				break;
400 			case NXGE_PORT_1G_FIBRE:
401 				nxgep->mac.portmode = PORT_1G_FIBER;
402 				break;
403 			case NXGE_PORT_10G_FIBRE:
404 				nxgep->mac.portmode = PORT_10G_FIBER;
405 				break;
406 			case NXGE_PORT_1G_SERDES:
407 				nxgep->mac.portmode = PORT_1G_SERDES;
408 				break;
409 			case NXGE_PORT_10G_SERDES:
410 				nxgep->mac.portmode = PORT_10G_SERDES;
411 				break;
412 			case NXGE_PORT_1G_RGMII_FIBER:
413 				nxgep->mac.portmode = PORT_1G_RGMII_FIBER;
414 				break;
415 			default:
416 				NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
417 				    "<== nxge_setup_xcvr_table: "
418 				    "Unknown port-type: 0x%x", port_type));
419 				return (NXGE_ERROR);
420 			}
421 		}
422 
423 		switch (nxgep->mac.portmode) {
424 		case PORT_1G_COPPER:
425 		case PORT_1G_RGMII_FIBER:
426 			nxgep->xcvr = nxge_1G_copper_table;
427 
428 			/*
429 			 * For Altas 4-1G copper, Xcvr port numbers are
430 			 * swapped with ethernet port number. This is
431 			 * designed for better signal integrity in
432 			 * routing. This is also the case for the
433 			 * on-board Neptune copper ports on the Maramba
434 			 * platform.
435 			 */
436 			switch (nxgep->platform_type) {
437 			case P_NEPTUNE_MARAMBA_P1:
438 				nxgep->xcvr.xcvr_addr =
439 				    BCM5464_MARAMBA_P1_PORT_ADDR_BASE;
440 				break;
441 			case P_NEPTUNE_MARAMBA_P0:
442 				nxgep->xcvr.xcvr_addr =
443 				    BCM5464_MARAMBA_P0_PORT_ADDR_BASE;
444 				break;
445 			default:
446 				break;
447 			}
448 			/*
449 			 * For Altas 4-1G copper, Xcvr port numbers are
450 			 * swapped with ethernet port number. This is
451 			 * designed for better signal integrity in
452 			 * routing. This is also the case for the
453 			 * on-board Neptune copper ports on the Maramba
454 			 * platform.
455 			 */
456 			switch (nxgep->platform_type) {
457 			case P_NEPTUNE_ATLAS_4PORT:
458 			case P_NEPTUNE_MARAMBA_P0:
459 			case P_NEPTUNE_MARAMBA_P1:
460 				switch (portn) {
461 				case 0:
462 					nxgep->xcvr.xcvr_addr += 3;
463 					break;
464 				case 1:
465 					nxgep->xcvr.xcvr_addr += 2;
466 					break;
467 				case 2:
468 					nxgep->xcvr.xcvr_addr += 1;
469 					break;
470 				case 3:
471 					break;
472 				default:
473 					return (NXGE_ERROR);
474 				}
475 				break;
476 			case P_NEPTUNE_ALONSO:
477 			/*
478 			 * The Alonso Neptune, xcvr port numbers for
479 			 * ports 2 and 3 are not swapped. Port 2 has
480 			 * the BCM5464_PORT_BASE_ADDR and port 3 has
481 			 * next address.
482 			 */
483 				if (portn == 3) {
484 					nxgep->xcvr.xcvr_addr += 1;
485 				}
486 				break;
487 			default:
488 				break;
489 			}
490 
491 			NXGE_DEBUG_MSG((nxgep, MAC_CTL, "1G %s Xcvr",
492 			    (nxgep->mac.portmode == PORT_1G_COPPER) ?
493 			    "Copper" : "RGMII Fiber"));
494 			break;
495 		case PORT_10G_COPPER:
496 			nxgep->xcvr = nxge_10G_copper_table;
497 			NXGE_DEBUG_MSG((nxgep, MAC_CTL, "10G Copper Xcvr"));
498 			break;
499 		case PORT_1G_FIBER:
500 		case PORT_1G_SERDES:
501 			nxgep->xcvr = nxge_1G_fiber_table;
502 			nxgep->xcvr.xcvr_addr = portn;
503 			NXGE_DEBUG_MSG((nxgep, MAC_CTL, "1G %s Xcvr",
504 			    (nxgep->mac.portmode == PORT_1G_FIBER) ?
505 			    "Fiber" : "Serdes"));
506 			break;
507 		case PORT_10G_FIBER:
508 		case PORT_10G_SERDES:
509 			nxgep->xcvr = nxge_10G_fiber_table;
510 			switch (nxgep->platform_type) {
511 			case P_NEPTUNE_MARAMBA_P0:
512 			case P_NEPTUNE_MARAMBA_P1:
513 				nxgep->xcvr.xcvr_addr =
514 				    BCM8704_MARAMBA_PORT_ADDR_BASE;
515 				/*
516 				 * Switch off LED for corresponding copper
517 				 * port
518 				 */
519 				nxge_bcm5464_link_led_off(nxgep);
520 				break;
521 			default:
522 				break;
523 			}
524 			nxgep->xcvr.xcvr_addr += portn;
525 			NXGE_DEBUG_MSG((nxgep, MAC_CTL, "10G %s Xcvr",
526 			    (nxgep->mac.portmode == PORT_10G_FIBER) ?
527 			    "Fiber" : "Serdes"));
528 			break;
529 		default:
530 			NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
531 			    "Unknown port-type: 0x%x", port_type));
532 			return (NXGE_ERROR);
533 		}
534 	}
535 
536 	nxgep->statsp->mac_stats.xcvr_inuse = nxgep->xcvr.xcvr_inuse;
537 	nxgep->statsp->mac_stats.xcvr_portn = nxgep->xcvr.xcvr_addr;
538 
539 	/*
540 	 * Get the actual device ID value returned by MDIO read.
541 	 */
542 	nxgep->statsp->mac_stats.xcvr_id = 0;
543 
544 	pma_pmd_id = nxge_get_cl45_pma_pmd_id(nxgep, nxgep->xcvr.xcvr_addr);
545 	if (nxge_is_supported_phy(pma_pmd_id, CLAUSE_45_TYPE)) {
546 		nxgep->statsp->mac_stats.xcvr_id = pma_pmd_id;
547 	} else {
548 		pcs_id = nxge_get_cl45_pcs_id(nxgep, nxgep->xcvr.xcvr_addr);
549 		if (nxge_is_supported_phy(pcs_id, CLAUSE_45_TYPE)) {
550 			nxgep->statsp->mac_stats.xcvr_id = pcs_id;
551 		} else {
552 			phy_id = nxge_get_cl22_phy_id(nxgep,
553 			    nxgep->xcvr.xcvr_addr);
554 			if (nxge_is_supported_phy(phy_id, CLAUSE_22_TYPE)) {
555 				nxgep->statsp->mac_stats.xcvr_id = phy_id;
556 			}
557 		}
558 	}
559 
560 	nxgep->mac.linkchkmode = LINKCHK_TIMER;
561 
562 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "nxge_setup_xcvr_table: niu_type"
563 	    "[0x%x] platform type[0x%x]", nxgep->niu_type,
564 	    nxgep->platform_type));
565 
566 	return (status);
567 }
568 
569 /* Initialize the entire MAC and physical layer */
570 
571 nxge_status_t
572 nxge_mac_init(p_nxge_t nxgep)
573 {
574 	uint8_t			portn;
575 	nxge_status_t		status = NXGE_OK;
576 
577 	portn = NXGE_GET_PORT_NUM(nxgep->function_num);
578 
579 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "==> nxge_mac_init: port<%d>", portn));
580 
581 	nxgep->mac.portnum = portn;
582 	nxgep->mac.porttype = PORT_TYPE_XMAC;
583 
584 	if ((portn == BMAC_PORT_0) || (portn == BMAC_PORT_1))
585 		nxgep->mac.porttype = PORT_TYPE_BMAC;
586 
587 	/* Initialize XIF to configure a network mode */
588 	if ((status = nxge_xif_init(nxgep)) != NXGE_OK) {
589 		goto fail;
590 	}
591 
592 	if ((status = nxge_pcs_init(nxgep)) != NXGE_OK) {
593 		goto fail;
594 	}
595 
596 	/* Initialize TX and RX MACs */
597 	/*
598 	 * Always perform XIF init first, before TX and RX MAC init
599 	 */
600 	if ((status = nxge_tx_mac_reset(nxgep)) != NXGE_OK)
601 		goto fail;
602 
603 	if ((status = nxge_tx_mac_init(nxgep)) != NXGE_OK)
604 		goto fail;
605 
606 	if ((status = nxge_rx_mac_reset(nxgep)) != NXGE_OK)
607 		goto fail;
608 
609 	if ((status = nxge_rx_mac_init(nxgep)) != NXGE_OK)
610 		goto fail;
611 
612 	if ((status = nxge_tx_mac_enable(nxgep)) != NXGE_OK)
613 		goto fail;
614 
615 	if ((status = nxge_rx_mac_enable(nxgep)) != NXGE_OK)
616 		goto fail;
617 
618 	nxgep->statsp->mac_stats.mac_mtu = nxgep->mac.maxframesize;
619 
620 	/* The Neptune Serdes needs to be reinitialized again */
621 	if ((NXGE_IS_VALID_NEPTUNE_TYPE(nxgep)) &&
622 	    ((nxgep->mac.portmode == PORT_1G_SERDES) ||
623 	    (nxgep->mac.portmode == PORT_1G_FIBER)) &&
624 	    ((portn == 0) || (portn == 1))) {
625 		NXGE_DEBUG_MSG((nxgep, MAC_CTL,
626 		    "nxge_mac_init: reinit Neptune 1G Serdes "));
627 		if ((status = nxge_1G_serdes_init(nxgep)) != NXGE_OK) {
628 			goto fail;
629 		}
630 	}
631 
632 
633 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "<== nxge_mac_init: port<%d>", portn));
634 
635 	return (NXGE_OK);
636 fail:
637 	NXGE_DEBUG_MSG((nxgep, MAC_CTL,
638 			"nxge_mac_init: failed to initialize MAC port<%d>",
639 			portn));
640 	return (status);
641 }
642 
643 /* Initialize the Ethernet Link */
644 
645 nxge_status_t
646 nxge_link_init(p_nxge_t nxgep)
647 {
648 	nxge_status_t		status = NXGE_OK;
649 	nxge_port_mode_t	portmode;
650 #ifdef	NXGE_DEBUG
651 	uint8_t			portn;
652 
653 	portn = nxgep->mac.portnum;
654 
655 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "==> nxge_link_init: port<%d>", portn));
656 #endif
657 
658 	portmode = nxgep->mac.portmode;
659 	if (nxgep->niu_type == N2_NIU && (portmode != PORT_10G_SERDES) &&
660 	    (portmode != PORT_1G_SERDES)) {
661 		/* Workaround to get link up in both NIU ports */
662 		if ((status = nxge_xcvr_init(nxgep)) != NXGE_OK) {
663 			goto fail;
664 		}
665 	}
666 	NXGE_DELAY(200000);
667 	/* Initialize internal serdes */
668 	if ((status = nxge_serdes_init(nxgep)) != NXGE_OK)
669 		goto fail;
670 	NXGE_DELAY(200000);
671 	if ((status = nxge_xcvr_init(nxgep)) != NXGE_OK)
672 		goto fail;
673 
674 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "<== nxge_link_init: port<%d>", portn));
675 
676 	return (NXGE_OK);
677 
678 fail:
679 	NXGE_DEBUG_MSG((nxgep, MAC_CTL,
680 		"nxge_link_init: ",
681 		"failed to initialize Ethernet link on port<%d>",
682 		portn));
683 
684 	return (status);
685 }
686 
687 
688 /* Initialize the XIF sub-block within the MAC */
689 
690 nxge_status_t
691 nxge_xif_init(p_nxge_t nxgep)
692 {
693 	uint32_t		xif_cfg = 0;
694 	npi_attr_t		ap;
695 	uint8_t			portn;
696 	nxge_port_t		portt;
697 	nxge_port_mode_t	portmode;
698 	p_nxge_stats_t		statsp;
699 	npi_status_t		rs = NPI_SUCCESS;
700 	npi_handle_t		handle;
701 
702 	portn = NXGE_GET_PORT_NUM(nxgep->function_num);
703 
704 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "==> nxge_xif_init: port<%d>", portn));
705 
706 	handle = nxgep->npi_handle;
707 	portmode = nxgep->mac.portmode;
708 	portt = nxgep->mac.porttype;
709 	statsp = nxgep->statsp;
710 
711 	if ((NXGE_IS_VALID_NEPTUNE_TYPE(nxgep)) &&
712 	    ((nxgep->mac.portmode == PORT_1G_SERDES) ||
713 	    (nxgep->mac.portmode == PORT_1G_FIBER)) &&
714 	    ((portn == 0) || (portn == 1))) {
715 		NXGE_DEBUG_MSG((nxgep, MAC_CTL,
716 		    "nxge_xcvr_init: set ATCA mode"));
717 		npi_mac_mif_set_atca_mode(nxgep->npi_handle, B_TRUE);
718 	}
719 
720 	if (portt == PORT_TYPE_XMAC) {
721 
722 		/* Setup XIF Configuration for XMAC */
723 
724 		if ((portmode == PORT_10G_FIBER) ||
725 		    (portmode == PORT_10G_COPPER) ||
726 		    (portmode == PORT_10G_SERDES))
727 			xif_cfg |= CFG_XMAC_XIF_LFS;
728 
729 		if (portmode == PORT_1G_COPPER) {
730 			xif_cfg |= CFG_XMAC_XIF_1G_PCS_BYPASS;
731 		}
732 
733 		/* Set MAC Internal Loopback if necessary */
734 		if (statsp->port_stats.lb_mode == nxge_lb_mac1000)
735 			xif_cfg |= CFG_XMAC_XIF_LOOPBACK;
736 
737 		if (statsp->mac_stats.link_speed == 100)
738 			xif_cfg |= CFG_XMAC_XIF_SEL_CLK_25MHZ;
739 
740 		xif_cfg |= CFG_XMAC_XIF_TX_OUTPUT;
741 
742 		if ((portmode == PORT_10G_FIBER) ||
743 		    (portmode == PORT_10G_SERDES)) {
744 			if (statsp->mac_stats.link_up) {
745 				xif_cfg |= CFG_XMAC_XIF_LED_POLARITY;
746 			} else {
747 				xif_cfg |= CFG_XMAC_XIF_LED_FORCE;
748 			}
749 		}
750 
751 		rs = npi_xmac_xif_config(handle, INIT, portn, xif_cfg);
752 		if (rs != NPI_SUCCESS)
753 			goto fail;
754 
755 		nxgep->mac.xif_config = xif_cfg;
756 
757 		/* Set Port Mode */
758 		if ((portmode == PORT_10G_FIBER) ||
759 		    (portmode == PORT_10G_COPPER) ||
760 		    (portmode == PORT_10G_SERDES)) {
761 			SET_MAC_ATTR1(handle, ap, portn, MAC_PORT_MODE,
762 						MAC_XGMII_MODE, rs);
763 			if (rs != NPI_SUCCESS)
764 				goto fail;
765 			if (statsp->mac_stats.link_up) {
766 				if (nxge_10g_link_led_on(nxgep) != NXGE_OK)
767 					goto fail;
768 			} else {
769 				if (nxge_10g_link_led_off(nxgep) != NXGE_OK)
770 					goto fail;
771 			}
772 		} else if ((portmode == PORT_1G_FIBER) ||
773 		    (portmode == PORT_1G_COPPER) ||
774 		    (portmode == PORT_1G_SERDES) ||
775 		    (portmode == PORT_1G_RGMII_FIBER)) {
776 			NXGE_DEBUG_MSG((nxgep, MAC_CTL,
777 			    "nxge_xif_init: Port[%d] Mode[%d] Speed[%d]",
778 			    portn, portmode, statsp->mac_stats.link_speed));
779 			if (statsp->mac_stats.link_speed == 1000) {
780 				SET_MAC_ATTR1(handle, ap, portn, MAC_PORT_MODE,
781 							MAC_GMII_MODE, rs);
782 			} else {
783 				SET_MAC_ATTR1(handle, ap, portn, MAC_PORT_MODE,
784 							MAC_MII_MODE, rs);
785 			}
786 			if (rs != NPI_SUCCESS)
787 				goto fail;
788 		} else {
789 			NXGE_DEBUG_MSG((nxgep, MAC_CTL,
790 					"nxge_xif_init: Unknown port mode (%d)"
791 					" for port<%d>", portmode, portn));
792 			goto fail;
793 		}
794 
795 		/* Enable ATCA mode */
796 
797 	} else if (portt == PORT_TYPE_BMAC) {
798 
799 		/* Setup XIF Configuration for BMAC */
800 
801 		if ((portmode == PORT_1G_COPPER) ||
802 		    (portmode == PORT_1G_RGMII_FIBER)) {
803 			if (statsp->mac_stats.link_speed == 100)
804 				xif_cfg |= CFG_BMAC_XIF_SEL_CLK_25MHZ;
805 		}
806 
807 		if (statsp->port_stats.lb_mode == nxge_lb_mac1000)
808 			xif_cfg |= CFG_BMAC_XIF_LOOPBACK;
809 
810 		if (statsp->mac_stats.link_speed == 1000)
811 			xif_cfg |= CFG_BMAC_XIF_GMII_MODE;
812 
813 		xif_cfg |= CFG_BMAC_XIF_TX_OUTPUT;
814 
815 		rs = npi_bmac_xif_config(handle, INIT, portn, xif_cfg);
816 		if (rs != NPI_SUCCESS)
817 			goto fail;
818 		nxgep->mac.xif_config = xif_cfg;
819 	}
820 
821 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "<== nxge_xif_init: port<%d>", portn));
822 	return (NXGE_OK);
823 fail:
824 	NXGE_DEBUG_MSG((nxgep, MAC_CTL,
825 			"nxge_xif_init: Failed to initialize XIF port<%d>",
826 			portn));
827 	return (NXGE_ERROR | rs);
828 }
829 
830 /* Initialize the PCS sub-block in the MAC */
831 
832 nxge_status_t
833 nxge_pcs_init(p_nxge_t nxgep)
834 {
835 	pcs_cfg_t		pcs_cfg;
836 	uint32_t		val;
837 	uint8_t			portn;
838 	nxge_port_mode_t	portmode;
839 	npi_handle_t		handle;
840 	p_nxge_stats_t		statsp;
841 	npi_status_t		rs = NPI_SUCCESS;
842 
843 	handle = nxgep->npi_handle;
844 	portmode = nxgep->mac.portmode;
845 	portn = nxgep->mac.portnum;
846 	statsp = nxgep->statsp;
847 
848 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "==> nxge_pcs_init: port<%d>", portn));
849 
850 	if ((portmode == PORT_1G_FIBER) || (portmode == PORT_1G_SERDES)) {
851 		if ((rs = npi_mac_pcs_reset(handle, portn)) != NPI_SUCCESS) {
852 			goto fail;
853 		}
854 
855 		/* Initialize port's PCS */
856 		pcs_cfg.value = 0;
857 		pcs_cfg.bits.w0.enable = 1;
858 		pcs_cfg.bits.w0.mask = 1;
859 		PCS_REG_WR(handle, portn, PCS_CONFIG_REG, pcs_cfg.value);
860 		PCS_REG_WR(handle, portn, PCS_DATAPATH_MODE_REG, 0);
861 
862 		NXGE_DEBUG_MSG((nxgep, MAC_CTL,
863 		    "==> nxge_pcs_init: (1G) port<%d> write config 0x%llx",
864 		    portn, pcs_cfg.value));
865 	} else if ((portmode == PORT_10G_FIBER) ||
866 	    (portmode == PORT_10G_COPPER) || (portmode == PORT_10G_SERDES)) {
867 		/* Use internal XPCS, bypass 1G PCS */
868 		XMAC_REG_RD(handle, portn, XMAC_CONFIG_REG, &val);
869 		val &= ~XMAC_XIF_XPCS_BYPASS;
870 		XMAC_REG_WR(handle, portn, XMAC_CONFIG_REG, val);
871 
872 		if ((rs = npi_xmac_xpcs_reset(handle, portn)) != NPI_SUCCESS)
873 			goto fail;
874 
875 		/* Set XPCS Internal Loopback if necessary */
876 		if ((rs = npi_xmac_xpcs_read(handle, portn,
877 						XPCS_REG_CONTROL1, &val))
878 						!= NPI_SUCCESS)
879 			goto fail;
880 		if ((statsp->port_stats.lb_mode == nxge_lb_mac10g) ||
881 			(statsp->port_stats.lb_mode == nxge_lb_mac1000))
882 			val |= XPCS_CTRL1_LOOPBK;
883 		else
884 			val &= ~XPCS_CTRL1_LOOPBK;
885 		if ((rs = npi_xmac_xpcs_write(handle, portn,
886 						XPCS_REG_CONTROL1, val))
887 						!= NPI_SUCCESS)
888 			goto fail;
889 
890 		/* Clear descw errors */
891 		if ((rs = npi_xmac_xpcs_write(handle, portn,
892 						XPCS_REG_DESCWERR_COUNTER, 0))
893 						!= NPI_SUCCESS)
894 			goto fail;
895 		/* Clear symbol errors */
896 		if ((rs = npi_xmac_xpcs_read(handle, portn,
897 					XPCS_REG_SYMBOL_ERR_L0_1_COUNTER, &val))
898 					!= NPI_SUCCESS)
899 			goto fail;
900 		if ((rs = npi_xmac_xpcs_read(handle, portn,
901 					XPCS_REG_SYMBOL_ERR_L2_3_COUNTER, &val))
902 					!= NPI_SUCCESS)
903 			goto fail;
904 
905 	} else if ((portmode == PORT_1G_COPPER) ||
906 	    (portmode == PORT_1G_RGMII_FIBER)) {
907 		NXGE_DEBUG_MSG((nxgep, MAC_CTL,
908 		    "==> nxge_pcs_init: (1G) copper port<%d>", portn));
909 		if (portn < 4) {
910 			PCS_REG_WR(handle, portn, PCS_DATAPATH_MODE_REG,
911 					PCS_DATAPATH_MODE_MII);
912 		}
913 		if ((rs = npi_mac_pcs_reset(handle, portn)) != NPI_SUCCESS)
914 			goto fail;
915 
916 	} else {
917 		goto fail;
918 	}
919 pass:
920 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "<== nxge_pcs_init: port<%d>", portn));
921 	return (NXGE_OK);
922 fail:
923 	NXGE_DEBUG_MSG((nxgep, MAC_CTL,
924 			"nxge_pcs_init: Failed to initialize PCS port<%d>",
925 			portn));
926 	return (NXGE_ERROR | rs);
927 }
928 
929 /* Initialize the Internal Serdes */
930 
931 nxge_status_t
932 nxge_serdes_init(p_nxge_t nxgep)
933 {
934 	p_nxge_stats_t		statsp;
935 #ifdef	NXGE_DEBUG
936 	uint8_t			portn;
937 #endif
938 	nxge_status_t		status = NXGE_OK;
939 
940 #ifdef	NXGE_DEBUG
941 	portn = nxgep->mac.portnum;
942 	NXGE_DEBUG_MSG((nxgep, MAC_CTL,
943 	    "==> nxge_serdes_init port<%d>", portn));
944 #endif
945 
946 	if (nxgep->xcvr.serdes_init) {
947 		statsp = nxgep->statsp;
948 		status = nxgep->xcvr.serdes_init(nxgep);
949 		if (status != NXGE_OK)
950 			goto fail;
951 		statsp->mac_stats.serdes_inits++;
952 	}
953 
954 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "<== nxge_serdes_init port<%d>",
955 	    portn));
956 
957 	return (NXGE_OK);
958 
959 fail:
960 	NXGE_DEBUG_MSG((nxgep, MAC_CTL,
961 	    "nxge_serdes_init: Failed to initialize serdes for port<%d>",
962 	    portn));
963 
964 	return (status);
965 }
966 
967 /* Initialize the TI Hedwig Internal Serdes (N2-NIU only) */
968 
969 static nxge_status_t
970 nxge_n2_serdes_init(p_nxge_t nxgep)
971 {
972 	uint8_t portn;
973 	int chan;
974 	esr_ti_cfgpll_l_t pll_cfg_l;
975 	esr_ti_cfgpll_l_t pll_sts_l;
976 	esr_ti_cfgrx_l_t rx_cfg_l;
977 	esr_ti_cfgrx_h_t rx_cfg_h;
978 	esr_ti_cfgtx_l_t tx_cfg_l;
979 	esr_ti_cfgtx_h_t tx_cfg_h;
980 #ifdef NXGE_DEBUG
981 	esr_ti_testcfg_t cfg;
982 #endif
983 	esr_ti_testcfg_t test_cfg;
984 	nxge_status_t status = NXGE_OK;
985 
986 	portn = nxgep->mac.portnum;
987 
988 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "==> nxge_n2_serdes_init port<%d>",
989 			portn));
990 
991 	tx_cfg_l.value = 0;
992 	tx_cfg_h.value = 0;
993 	rx_cfg_l.value = 0;
994 	rx_cfg_h.value = 0;
995 	pll_cfg_l.value = 0;
996 	pll_sts_l.value = 0;
997 	test_cfg.value = 0;
998 
999 	if ((nxgep->mac.portmode == PORT_10G_FIBER) ||
1000 	    (nxgep->mac.portmode == PORT_10G_SERDES)) {
1001 		/* 0x0E01 */
1002 		tx_cfg_l.bits.entx = 1;
1003 		tx_cfg_l.bits.swing = CFGTX_SWING_1375MV;
1004 
1005 		/* 0x9101 */
1006 		rx_cfg_l.bits.enrx = 1;
1007 		rx_cfg_l.bits.term = CFGRX_TERM_0P8VDDT;
1008 		rx_cfg_l.bits.align = CFGRX_ALIGN_EN;
1009 		rx_cfg_l.bits.los = CFGRX_LOS_LOTHRES;
1010 
1011 		/* 0x0008 */
1012 		rx_cfg_h.bits.eq = CFGRX_EQ_ADAPTIVE_LP_ADAPTIVE_ZF;
1013 
1014 		/* Set loopback mode if necessary */
1015 		if (nxgep->statsp->port_stats.lb_mode == nxge_lb_serdes10g) {
1016 			tx_cfg_l.bits.entest = 1;
1017 			rx_cfg_l.bits.entest = 1;
1018 			test_cfg.bits.loopback = TESTCFG_INNER_CML_DIS_LOOPBACK;
1019 			if ((status = nxge_mdio_write(nxgep, portn,
1020 				ESR_N2_DEV_ADDR,
1021 				ESR_N2_TEST_CFG_REG, test_cfg.value))
1022 				!= NXGE_OK)
1023 			goto fail;
1024 		}
1025 
1026 		/* Use default PLL value */
1027 
1028 	} else if ((nxgep->mac.portmode == PORT_1G_FIBER) ||
1029 	    (nxgep->mac.portmode == PORT_1G_SERDES)) {
1030 
1031 		/* 0x0E21 */
1032 		tx_cfg_l.bits.entx = 1;
1033 		tx_cfg_l.bits.rate = CFGTX_RATE_HALF;
1034 		tx_cfg_l.bits.swing = CFGTX_SWING_1375MV;
1035 
1036 		/* 0x9121 */
1037 		rx_cfg_l.bits.enrx = 1;
1038 		rx_cfg_l.bits.rate = CFGRX_RATE_HALF;
1039 		rx_cfg_l.bits.term = CFGRX_TERM_0P8VDDT;
1040 		rx_cfg_l.bits.align = CFGRX_ALIGN_EN;
1041 		rx_cfg_l.bits.los = CFGRX_LOS_LOTHRES;
1042 
1043 		if (portn == 0) {
1044 			/* 0x8 */
1045 			rx_cfg_h.bits.eq = CFGRX_EQ_ADAPTIVE_LP_ADAPTIVE_ZF;
1046 		}
1047 
1048 		/* MPY = 0x100 */
1049 		pll_cfg_l.bits.mpy = CFGPLL_MPY_8X;
1050 
1051 		/* Set PLL */
1052 		pll_cfg_l.bits.enpll = 1;
1053 		pll_sts_l.bits.enpll = 1;
1054 		if ((status = nxge_mdio_write(nxgep, portn, ESR_N2_DEV_ADDR,
1055 				ESR_N2_PLL_CFG_L_REG, pll_cfg_l.value))
1056 				!= NXGE_OK)
1057 			goto fail;
1058 
1059 		if ((status = nxge_mdio_write(nxgep, portn, ESR_N2_DEV_ADDR,
1060 		    ESR_N2_PLL_STS_L_REG, pll_sts_l.value)) != NXGE_OK)
1061 			goto fail;
1062 
1063 #ifdef  NXGE_DEBUG
1064 		nxge_mdio_read(nxgep, portn, ESR_N2_DEV_ADDR,
1065 		    ESR_N2_PLL_CFG_L_REG, &cfg.value);
1066 		NXGE_DEBUG_MSG((nxgep, MAC_CTL,
1067 		    "==> nxge_n2_serdes_init port<%d>: PLL cfg.l 0x%x (0x%x)",
1068 		    portn, pll_cfg_l.value, cfg.value));
1069 
1070 		nxge_mdio_read(nxgep, portn, ESR_N2_DEV_ADDR,
1071 		    ESR_N2_PLL_STS_L_REG, &cfg.value);
1072 		NXGE_DEBUG_MSG((nxgep, MAC_CTL,
1073 		    "==> nxge_n2_serdes_init port<%d>: PLL sts.l 0x%x (0x%x)",
1074 		    portn, pll_sts_l.value, cfg.value));
1075 #endif
1076 
1077 		/* Set loopback mode if necessary */
1078 		if (nxgep->statsp->port_stats.lb_mode == nxge_lb_serdes1000) {
1079 			tx_cfg_l.bits.entest = 1;
1080 			rx_cfg_l.bits.entest = 1;
1081 			test_cfg.bits.loopback = TESTCFG_INNER_CML_DIS_LOOPBACK;
1082 			NXGE_DEBUG_MSG((nxgep, MAC_CTL,
1083 			    "==> nxge_n2_serdes_init port<%d>: loopback 0x%x",
1084 			    portn, test_cfg.value));
1085 			if ((status = nxge_mdio_write(nxgep, portn,
1086 			    ESR_N2_DEV_ADDR,
1087 			    ESR_N2_TEST_CFG_REG, test_cfg.value)) != NXGE_OK) {
1088 				goto fail;
1089 			}
1090 		}
1091 	} else {
1092 		goto fail;
1093 	}
1094 
1095 	/*   MIF_REG_WR(handle, MIF_MASK_REG, ~mask); */
1096 
1097 	NXGE_DELAY(20);
1098 
1099 	/* init TX channels */
1100 	for (chan = 0; chan < 4; chan++) {
1101 		if ((status = nxge_mdio_write(nxgep, portn, ESR_N2_DEV_ADDR,
1102 				ESR_N2_TX_CFG_L_REG_ADDR(chan), tx_cfg_l.value))
1103 				!= NXGE_OK)
1104 			goto fail;
1105 
1106 		if ((status = nxge_mdio_write(nxgep, portn, ESR_N2_DEV_ADDR,
1107 				ESR_N2_TX_CFG_H_REG_ADDR(chan), tx_cfg_h.value))
1108 				!= NXGE_OK)
1109 			goto fail;
1110 
1111 		NXGE_DEBUG_MSG((nxgep, MAC_CTL,
1112 		    "==> nxge_n2_serdes_init port<%d>: chan %d tx_cfg_l 0x%x",
1113 		    portn, chan, tx_cfg_l.value));
1114 		NXGE_DEBUG_MSG((nxgep, MAC_CTL,
1115 		    "==> nxge_n2_serdes_init port<%d>: chan %d tx_cfg_h 0x%x",
1116 		    portn, chan, tx_cfg_h.value));
1117 	}
1118 
1119 	/* init RX channels */
1120 	for (chan = 0; chan < 4; chan++) {
1121 		if ((status = nxge_mdio_write(nxgep, portn, ESR_N2_DEV_ADDR,
1122 				ESR_N2_RX_CFG_L_REG_ADDR(chan), rx_cfg_l.value))
1123 				!= NXGE_OK)
1124 			goto fail;
1125 
1126 		if ((status = nxge_mdio_write(nxgep, portn, ESR_N2_DEV_ADDR,
1127 				ESR_N2_RX_CFG_H_REG_ADDR(chan), rx_cfg_h.value))
1128 				!= NXGE_OK)
1129 			goto fail;
1130 
1131 		NXGE_DEBUG_MSG((nxgep, MAC_CTL,
1132 		    "==> nxge_n2_serdes_init port<%d>: chan %d rx_cfg_l 0x%x",
1133 		    portn, chan, rx_cfg_l.value));
1134 		NXGE_DEBUG_MSG((nxgep, MAC_CTL,
1135 		    "==> nxge_n2_serdes_init port<%d>: chan %d rx_cfg_h 0x%x",
1136 		    portn, chan, rx_cfg_h.value));
1137 	}
1138 
1139 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "<== nxge_n2_serdes_init port<%d>",
1140 			portn));
1141 
1142 	return (NXGE_OK);
1143 fail:
1144 	NXGE_DEBUG_MSG((nxgep, MAC_CTL,
1145 	"nxge_n2_serdes_init: Failed to initialize N2 serdes for port<%d>",
1146 				portn));
1147 
1148 	return (status);
1149 }
1150 
1151 /* Initialize the Neptune Internal Serdes for 10G (Neptune only) */
1152 
1153 static nxge_status_t
1154 nxge_neptune_10G_serdes_init(p_nxge_t nxgep)
1155 {
1156 	npi_handle_t		handle;
1157 	uint8_t			portn;
1158 	int			chan;
1159 	sr_rx_tx_ctrl_l_t	rx_tx_ctrl_l;
1160 	sr_rx_tx_ctrl_h_t	rx_tx_ctrl_h;
1161 	sr_glue_ctrl0_l_t	glue_ctrl0_l;
1162 	sr_glue_ctrl0_h_t	glue_ctrl0_h;
1163 	uint64_t		val;
1164 	uint16_t		val16l;
1165 	uint16_t		val16h;
1166 	nxge_status_t		status = NXGE_OK;
1167 
1168 	portn = nxgep->mac.portnum;
1169 
1170 	if ((portn != 0) && (portn != 1))
1171 		return (NXGE_OK);
1172 
1173 	NXGE_DEBUG_MSG((nxgep, MAC_CTL,
1174 	    "==> nxge_neptune_10G_serdes_init port<%d>", portn));
1175 
1176 	handle = nxgep->npi_handle;
1177 	switch (portn) {
1178 	case 0:
1179 		ESR_REG_WR(handle, ESR_0_CONTROL_REG,
1180 		    ESR_CTL_EN_SYNCDET_0 | ESR_CTL_EN_SYNCDET_1 |
1181 		    ESR_CTL_EN_SYNCDET_2 | ESR_CTL_EN_SYNCDET_3 |
1182 		    (0x5 << ESR_CTL_OUT_EMPH_0_SHIFT) |
1183 		    (0x5 << ESR_CTL_OUT_EMPH_1_SHIFT) |
1184 		    (0x5 << ESR_CTL_OUT_EMPH_2_SHIFT) |
1185 		    (0x5 << ESR_CTL_OUT_EMPH_3_SHIFT) |
1186 		    (0x5 << ESR_CTL_OUT_EMPH_3_SHIFT) |
1187 		    (0x1 << ESR_CTL_LOSADJ_0_SHIFT) |
1188 		    (0x1 << ESR_CTL_LOSADJ_1_SHIFT) |
1189 		    (0x1 << ESR_CTL_LOSADJ_2_SHIFT) |
1190 		    (0x1 << ESR_CTL_LOSADJ_3_SHIFT));
1191 
1192 		/* Set Serdes0 Internal Loopback if necessary */
1193 		if (nxgep->statsp->port_stats.lb_mode == nxge_lb_serdes10g) {
1194 			ESR_REG_WR(handle,
1195 			    ESR_0_TEST_CONFIG_REG,
1196 			    ESR_PAD_LOOPBACK_CH3 |
1197 			    ESR_PAD_LOOPBACK_CH2 |
1198 			    ESR_PAD_LOOPBACK_CH1 |
1199 			    ESR_PAD_LOOPBACK_CH0);
1200 		} else {
1201 			ESR_REG_WR(handle, ESR_0_TEST_CONFIG_REG, 0);
1202 		}
1203 		break;
1204 	case 1:
1205 		ESR_REG_WR(handle, ESR_1_CONTROL_REG,
1206 		    ESR_CTL_EN_SYNCDET_0 | ESR_CTL_EN_SYNCDET_1 |
1207 		    ESR_CTL_EN_SYNCDET_2 | ESR_CTL_EN_SYNCDET_3 |
1208 		    (0x5 << ESR_CTL_OUT_EMPH_0_SHIFT) |
1209 		    (0x5 << ESR_CTL_OUT_EMPH_1_SHIFT) |
1210 		    (0x5 << ESR_CTL_OUT_EMPH_2_SHIFT) |
1211 		    (0x5 << ESR_CTL_OUT_EMPH_3_SHIFT) |
1212 		    (0x5 << ESR_CTL_OUT_EMPH_3_SHIFT) |
1213 		    (0x1 << ESR_CTL_LOSADJ_0_SHIFT) |
1214 		    (0x1 << ESR_CTL_LOSADJ_1_SHIFT) |
1215 		    (0x1 << ESR_CTL_LOSADJ_2_SHIFT) |
1216 		    (0x1 << ESR_CTL_LOSADJ_3_SHIFT));
1217 
1218 		/* Set Serdes1 Internal Loopback if necessary */
1219 		if (nxgep->statsp->port_stats.lb_mode == nxge_lb_serdes10g) {
1220 			ESR_REG_WR(handle, ESR_1_TEST_CONFIG_REG,
1221 			    ESR_PAD_LOOPBACK_CH3 | ESR_PAD_LOOPBACK_CH2 |
1222 			    ESR_PAD_LOOPBACK_CH1 | ESR_PAD_LOOPBACK_CH0);
1223 		} else {
1224 			ESR_REG_WR(handle, ESR_1_TEST_CONFIG_REG, 0);
1225 		}
1226 		break;
1227 	default:
1228 		/* Nothing to do here */
1229 		goto done;
1230 	}
1231 
1232 	/* init TX RX channels */
1233 	for (chan = 0; chan < 4; chan++) {
1234 		if ((status = nxge_mdio_read(nxgep, portn,
1235 		    ESR_NEPTUNE_DEV_ADDR, ESR_NEP_RX_TX_CONTROL_L_ADDR(chan),
1236 		    &rx_tx_ctrl_l.value)) != NXGE_OK)
1237 			goto fail;
1238 		if ((status = nxge_mdio_read(nxgep, portn,
1239 		    ESR_NEPTUNE_DEV_ADDR, ESR_NEP_RX_TX_CONTROL_H_ADDR(chan),
1240 		    &rx_tx_ctrl_h.value)) != NXGE_OK)
1241 			goto fail;
1242 		if ((status = nxge_mdio_read(nxgep, portn,
1243 		    ESR_NEPTUNE_DEV_ADDR, ESR_NEP_GLUE_CONTROL0_L_ADDR(chan),
1244 		    &glue_ctrl0_l.value)) != NXGE_OK)
1245 			goto fail;
1246 		if ((status = nxge_mdio_read(nxgep, portn,
1247 		    ESR_NEPTUNE_DEV_ADDR, ESR_NEP_GLUE_CONTROL0_H_ADDR(chan),
1248 		    &glue_ctrl0_h.value)) != NXGE_OK)
1249 			goto fail;
1250 		rx_tx_ctrl_l.bits.enstretch = 1;
1251 		rx_tx_ctrl_h.bits.vmuxlo = 2;
1252 		rx_tx_ctrl_h.bits.vpulselo = 2;
1253 		glue_ctrl0_l.bits.rxlosenable = 1;
1254 		glue_ctrl0_l.bits.samplerate = 0xF;
1255 		glue_ctrl0_l.bits.thresholdcount = 0xFF;
1256 		glue_ctrl0_h.bits.bitlocktime = BITLOCKTIME_300_CYCLES;
1257 		if ((status = nxge_mdio_write(nxgep, portn,
1258 		    ESR_NEPTUNE_DEV_ADDR, ESR_NEP_RX_TX_CONTROL_L_ADDR(chan),
1259 		    rx_tx_ctrl_l.value)) != NXGE_OK)
1260 			goto fail;
1261 		if ((status = nxge_mdio_write(nxgep, portn,
1262 		    ESR_NEPTUNE_DEV_ADDR, ESR_NEP_RX_TX_CONTROL_H_ADDR(chan),
1263 		    rx_tx_ctrl_h.value)) != NXGE_OK)
1264 			goto fail;
1265 		if ((status = nxge_mdio_write(nxgep, portn,
1266 		    ESR_NEPTUNE_DEV_ADDR, ESR_NEP_GLUE_CONTROL0_L_ADDR(chan),
1267 		    glue_ctrl0_l.value)) != NXGE_OK)
1268 			goto fail;
1269 		if ((status = nxge_mdio_write(nxgep, portn,
1270 		    ESR_NEPTUNE_DEV_ADDR, ESR_NEP_GLUE_CONTROL0_H_ADDR(chan),
1271 		    glue_ctrl0_h.value)) != NXGE_OK)
1272 			goto fail;
1273 		}
1274 
1275 	/* Apply Tx core reset */
1276 	if ((status = nxge_mdio_write(nxgep, portn,
1277 	    ESR_NEPTUNE_DEV_ADDR, ESR_NEP_RX_TX_RESET_CONTROL_L_ADDR(),
1278 	    (uint16_t)0)) != NXGE_OK)
1279 		goto fail;
1280 
1281 	if ((status = nxge_mdio_write(nxgep, portn, ESR_NEPTUNE_DEV_ADDR,
1282 	    ESR_NEP_RX_TX_RESET_CONTROL_H_ADDR(), (uint16_t)0xffff)) !=
1283 	    NXGE_OK)
1284 		goto fail;
1285 
1286 	NXGE_DELAY(200);
1287 
1288 	/* Apply Rx core reset */
1289 	if ((status = nxge_mdio_write(nxgep, portn, ESR_NEPTUNE_DEV_ADDR,
1290 	    ESR_NEP_RX_TX_RESET_CONTROL_L_ADDR(), (uint16_t)0xffff)) !=
1291 	    NXGE_OK)
1292 		goto fail;
1293 
1294 	NXGE_DELAY(200);
1295 	if ((status = nxge_mdio_write(nxgep, portn, ESR_NEPTUNE_DEV_ADDR,
1296 	    ESR_NEP_RX_TX_RESET_CONTROL_H_ADDR(), (uint16_t)0)) != NXGE_OK)
1297 		goto fail;
1298 
1299 	NXGE_DELAY(200);
1300 	if ((status = nxge_mdio_read(nxgep, portn,
1301 	    ESR_NEPTUNE_DEV_ADDR, ESR_NEP_RX_TX_RESET_CONTROL_L_ADDR(),
1302 	    &val16l)) != NXGE_OK)
1303 		goto fail;
1304 	if ((status = nxge_mdio_read(nxgep, portn, ESR_NEPTUNE_DEV_ADDR,
1305 	    ESR_NEP_RX_TX_RESET_CONTROL_H_ADDR(), &val16h)) != NXGE_OK)
1306 		goto fail;
1307 	if ((val16l != 0) || (val16h != 0)) {
1308 		NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
1309 		    "Failed to reset port<%d> XAUI Serdes "
1310 		    "(val16l 0x%x val16h 0x%x)",
1311 		    portn, val16l, val16h));
1312 	}
1313 
1314 	ESR_REG_RD(handle, ESR_INTERNAL_SIGNALS_REG, &val);
1315 
1316 	if (portn == 0) {
1317 		if ((val & ESR_SIG_P0_BITS_MASK) !=
1318 				(ESR_SIG_SERDES_RDY0_P0 | ESR_SIG_DETECT0_P0 |
1319 					ESR_SIG_XSERDES_RDY_P0 |
1320 					ESR_SIG_XDETECT_P0_CH3 |
1321 					ESR_SIG_XDETECT_P0_CH2 |
1322 					ESR_SIG_XDETECT_P0_CH1 |
1323 					ESR_SIG_XDETECT_P0_CH0)) {
1324 			goto fail;
1325 		}
1326 	} else if (portn == 1) {
1327 		if ((val & ESR_SIG_P1_BITS_MASK) !=
1328 				(ESR_SIG_SERDES_RDY0_P1 | ESR_SIG_DETECT0_P1 |
1329 					ESR_SIG_XSERDES_RDY_P1 |
1330 					ESR_SIG_XDETECT_P1_CH3 |
1331 					ESR_SIG_XDETECT_P1_CH2 |
1332 					ESR_SIG_XDETECT_P1_CH1 |
1333 					ESR_SIG_XDETECT_P1_CH0)) {
1334 			goto fail;
1335 		}
1336 	}
1337 
1338 done:
1339 	NXGE_DEBUG_MSG((nxgep, MAC_CTL,
1340 	    "<== nxge_neptune_10G_serdes_init port<%d>", portn));
1341 
1342 	return (NXGE_OK);
1343 fail:
1344 	NXGE_DEBUG_MSG((nxgep, MAC_CTL,
1345 	    "nxge_neptune_10G_serdes_init: "
1346 	    "Failed to initialize Neptune serdes for port<%d>", portn));
1347 
1348 	return (status);
1349 }
1350 
1351 /* Initialize Neptune Internal Serdes for 1G (Neptune only) */
1352 
1353 static nxge_status_t
1354 nxge_1G_serdes_init(p_nxge_t nxgep)
1355 {
1356 	npi_handle_t		handle;
1357 	uint8_t			portn;
1358 	int			chan;
1359 	sr_rx_tx_ctrl_l_t	rx_tx_ctrl_l;
1360 	sr_rx_tx_ctrl_h_t	rx_tx_ctrl_h;
1361 	sr_glue_ctrl0_l_t	glue_ctrl0_l;
1362 	sr_glue_ctrl0_h_t	glue_ctrl0_h;
1363 	uint64_t		val;
1364 	uint16_t		val16l;
1365 	uint16_t		val16h;
1366 	nxge_status_t		status = NXGE_OK;
1367 
1368 	portn = nxgep->mac.portnum;
1369 
1370 	NXGE_DEBUG_MSG((nxgep, MAC_CTL,
1371 	    "==> nxge_1G_serdes_init port<%d>", portn));
1372 
1373 	handle = nxgep->npi_handle;
1374 
1375 	switch (portn) {
1376 	case 0:
1377 		/* Assert the reset register */
1378 		ESR_REG_RD(handle, ESR_RESET_REG, &val);
1379 		val |= ESR_RESET_0;
1380 		ESR_REG_WR(handle, ESR_RESET_REG, val);
1381 
1382 		/* Set the PLL register to 0x79 */
1383 		ESR_REG_WR(handle, ESR_0_PLL_CONFIG_REG,
1384 		    ESR_PLL_CFG_1G_SERDES);
1385 
1386 		/* Set the control register to 0x249249f */
1387 		ESR_REG_WR(handle, ESR_0_CONTROL_REG, ESR_CTL_1G_SERDES);
1388 
1389 		/* Set Serdes0 Internal Loopback if necessary */
1390 		if (nxgep->statsp->port_stats.lb_mode == nxge_lb_serdes1000) {
1391 			/* Set pad loopback modes 0xaa */
1392 			ESR_REG_WR(handle, ESR_0_TEST_CONFIG_REG,
1393 			    ESR_TSTCFG_LBTEST_PAD);
1394 		} else {
1395 			ESR_REG_WR(handle, ESR_0_TEST_CONFIG_REG, 0);
1396 		}
1397 
1398 		/* Deassert the reset register */
1399 		ESR_REG_RD(handle, ESR_RESET_REG, &val);
1400 		val &= ~ESR_RESET_0;
1401 		ESR_REG_WR(handle, ESR_RESET_REG, val);
1402 		break;
1403 
1404 	case 1:
1405 		/* Assert the reset register */
1406 		ESR_REG_RD(handle, ESR_RESET_REG, &val);
1407 		val |= ESR_RESET_1;
1408 		ESR_REG_WR(handle, ESR_RESET_REG, val);
1409 
1410 		/* Set PLL register to 0x79 */
1411 		ESR_REG_WR(handle, ESR_1_PLL_CONFIG_REG,
1412 		    ESR_PLL_CFG_1G_SERDES);
1413 
1414 		/* Set the control register to 0x249249f */
1415 		ESR_REG_WR(handle, ESR_1_CONTROL_REG, ESR_CTL_1G_SERDES);
1416 
1417 		/* Set Serdes1 Internal Loopback if necessary */
1418 		if (nxgep->statsp->port_stats.lb_mode == nxge_lb_serdes1000) {
1419 			/* Set pad loopback mode 0xaa */
1420 			ESR_REG_WR(handle, ESR_1_TEST_CONFIG_REG,
1421 			    ESR_TSTCFG_LBTEST_PAD);
1422 		} else {
1423 			ESR_REG_WR(handle, ESR_1_TEST_CONFIG_REG, 0);
1424 		}
1425 
1426 		/* Deassert the reset register */
1427 		ESR_REG_RD(handle, ESR_RESET_REG, &val);
1428 		val &= ~ESR_RESET_1;
1429 		ESR_REG_WR(handle, ESR_RESET_REG, val);
1430 		break;
1431 
1432 	default:
1433 		/* Nothing to do here */
1434 		goto done;
1435 	}
1436 
1437 	/* init TX RX channels */
1438 	for (chan = 0; chan < 4; chan++) {
1439 		if ((status = nxge_mdio_read(nxgep, portn,
1440 		    ESR_NEPTUNE_DEV_ADDR, ESR_NEP_RX_TX_CONTROL_L_ADDR(chan),
1441 		    &rx_tx_ctrl_l.value)) != NXGE_OK) {
1442 			goto fail;
1443 		}
1444 		if ((status = nxge_mdio_read(nxgep, portn,
1445 		    ESR_NEPTUNE_DEV_ADDR, ESR_NEP_RX_TX_CONTROL_H_ADDR(chan),
1446 		    &rx_tx_ctrl_h.value)) != NXGE_OK) {
1447 			goto fail;
1448 		}
1449 		if ((status = nxge_mdio_read(nxgep, portn,
1450 		    ESR_NEPTUNE_DEV_ADDR, ESR_NEP_GLUE_CONTROL0_L_ADDR(chan),
1451 		    &glue_ctrl0_l.value)) != NXGE_OK) {
1452 			goto fail;
1453 		}
1454 		if ((status = nxge_mdio_read(nxgep, portn,
1455 		    ESR_NEPTUNE_DEV_ADDR, ESR_NEP_GLUE_CONTROL0_H_ADDR(chan),
1456 		    &glue_ctrl0_h.value)) != NXGE_OK) {
1457 			goto fail;
1458 		}
1459 
1460 		rx_tx_ctrl_l.bits.enstretch = 1;
1461 		rx_tx_ctrl_h.bits.vmuxlo = 2;
1462 		rx_tx_ctrl_h.bits.vpulselo = 2;
1463 		glue_ctrl0_l.bits.rxlosenable = 1;
1464 		glue_ctrl0_l.bits.samplerate = 0xF;
1465 		glue_ctrl0_l.bits.thresholdcount = 0xFF;
1466 		glue_ctrl0_h.bits.bitlocktime = BITLOCKTIME_300_CYCLES;
1467 		if ((status = nxge_mdio_write(nxgep, portn,
1468 		    ESR_NEPTUNE_DEV_ADDR, ESR_NEP_RX_TX_CONTROL_L_ADDR(chan),
1469 		    rx_tx_ctrl_l.value)) != NXGE_OK) {
1470 			goto fail;
1471 		}
1472 		if ((status = nxge_mdio_write(nxgep, portn,
1473 		    ESR_NEPTUNE_DEV_ADDR, ESR_NEP_RX_TX_CONTROL_H_ADDR(chan),
1474 		    rx_tx_ctrl_h.value)) != NXGE_OK) {
1475 			goto fail;
1476 		}
1477 		if ((status = nxge_mdio_write(nxgep, portn,
1478 		    ESR_NEPTUNE_DEV_ADDR, ESR_NEP_GLUE_CONTROL0_L_ADDR(chan),
1479 		    glue_ctrl0_l.value)) != NXGE_OK) {
1480 			goto fail;
1481 		}
1482 		if ((status = nxge_mdio_write(nxgep, portn,
1483 		    ESR_NEPTUNE_DEV_ADDR, ESR_NEP_GLUE_CONTROL0_H_ADDR(chan),
1484 		    glue_ctrl0_h.value)) != NXGE_OK) {
1485 			goto fail;
1486 		}
1487 	}
1488 
1489 	if ((status = nxge_mdio_write(nxgep, portn, ESR_NEPTUNE_DEV_ADDR,
1490 	    ESR_NEP_RX_POWER_CONTROL_L_ADDR(), 0xfff)) != NXGE_OK) {
1491 		goto fail;
1492 	}
1493 	if ((status = nxge_mdio_write(nxgep, portn, ESR_NEPTUNE_DEV_ADDR,
1494 	    ESR_NEP_RX_POWER_CONTROL_H_ADDR(), 0xfff)) != NXGE_OK) {
1495 		goto fail;
1496 	}
1497 	if ((status = nxge_mdio_write(nxgep, portn, ESR_NEPTUNE_DEV_ADDR,
1498 	    ESR_NEP_TX_POWER_CONTROL_L_ADDR(), 0x70)) != NXGE_OK) {
1499 		goto fail;
1500 	}
1501 	if ((status = nxge_mdio_write(nxgep, portn, ESR_NEPTUNE_DEV_ADDR,
1502 	    ESR_NEP_TX_POWER_CONTROL_H_ADDR(), 0xfff)) != NXGE_OK) {
1503 		goto fail;
1504 	}
1505 
1506 	/* Apply Tx core reset */
1507 	if ((status = nxge_mdio_write(nxgep, portn, ESR_NEPTUNE_DEV_ADDR,
1508 	    ESR_NEP_RX_TX_RESET_CONTROL_L_ADDR(), (uint16_t)0)) != NXGE_OK) {
1509 		goto fail;
1510 	}
1511 
1512 	if ((status = nxge_mdio_write(nxgep, portn, ESR_NEPTUNE_DEV_ADDR,
1513 	    ESR_NEP_RX_TX_RESET_CONTROL_H_ADDR(), (uint16_t)0xffff)) !=
1514 	    NXGE_OK) {
1515 		goto fail;
1516 	}
1517 
1518 	NXGE_DELAY(200);
1519 
1520 	/* Apply Rx core reset */
1521 	if ((status = nxge_mdio_write(nxgep, portn, ESR_NEPTUNE_DEV_ADDR,
1522 	    ESR_NEP_RX_TX_RESET_CONTROL_L_ADDR(), (uint16_t)0xffff)) !=
1523 	    NXGE_OK) {
1524 		goto fail;
1525 	}
1526 
1527 	NXGE_DELAY(200);
1528 	if ((status = nxge_mdio_write(nxgep, portn, ESR_NEPTUNE_DEV_ADDR,
1529 	    ESR_NEP_RX_TX_RESET_CONTROL_H_ADDR(), (uint16_t)0)) != NXGE_OK) {
1530 		goto fail;
1531 	}
1532 
1533 	NXGE_DELAY(200);
1534 	if ((status = nxge_mdio_read(nxgep, portn, ESR_NEPTUNE_DEV_ADDR,
1535 	    ESR_NEP_RX_TX_RESET_CONTROL_L_ADDR(), &val16l)) != NXGE_OK) {
1536 		goto fail;
1537 	}
1538 	if ((status = nxge_mdio_read(nxgep, portn, ESR_NEPTUNE_DEV_ADDR,
1539 	    ESR_NEP_RX_TX_RESET_CONTROL_H_ADDR(), &val16h)) != NXGE_OK) {
1540 		goto fail;
1541 	}
1542 	if ((val16l != 0) || (val16h != 0)) {
1543 		NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
1544 		    "Failed to reset port<%d> XAUI Serdes "
1545 		    "(val16l 0x%x val16h 0x%x)", portn, val16l, val16h));
1546 		status = NXGE_ERROR;
1547 		goto fail;
1548 	}
1549 
1550 	NXGE_DELAY(200);
1551 	ESR_REG_RD(handle, ESR_INTERNAL_SIGNALS_REG, &val);
1552 	NXGE_DEBUG_MSG((nxgep, MAC_CTL,
1553 	    "nxge_neptune_serdes_init: read internal signal reg port<%d> "
1554 	    "val 0x%x", portn, val));
1555 	if (portn == 0) {
1556 		if ((val & ESR_SIG_P0_BITS_MASK_1G) !=
1557 		    (ESR_SIG_SERDES_RDY0_P0 | ESR_SIG_DETECT0_P0)) {
1558 			NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
1559 			    "nxge_neptune_serdes_init: "
1560 			    "Failed to get Serdes up for port<%d> val 0x%x",
1561 			    portn, (val & ESR_SIG_P0_BITS_MASK)));
1562 			status = NXGE_ERROR;
1563 			goto fail;
1564 		}
1565 	} else if (portn == 1) {
1566 		if ((val & ESR_SIG_P1_BITS_MASK_1G) !=
1567 		    (ESR_SIG_SERDES_RDY0_P1 | ESR_SIG_DETECT0_P1)) {
1568 			NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
1569 			    "nxge_neptune_serdes_init: "
1570 			    "Failed to get Serdes up for port<%d> val 0x%x",
1571 			    portn, (val & ESR_SIG_P1_BITS_MASK)));
1572 			status = NXGE_ERROR;
1573 			goto fail;
1574 		}
1575 	}
1576 done:
1577 
1578 	NXGE_DEBUG_MSG((nxgep, MAC_CTL,
1579 	    "<== nxge_1G_serdes_init port<%d>", portn));
1580 	return (NXGE_OK);
1581 fail:
1582 	NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
1583 	    "nxge_1G_serdes_init: "
1584 	    "Failed to initialize Neptune serdes for port<%d>",
1585 	    portn));
1586 
1587 	return (status);
1588 }
1589 
1590 /* Initialize the 10G (BCM8704) Transceiver */
1591 
1592 static nxge_status_t
1593 nxge_10G_xcvr_init(p_nxge_t nxgep)
1594 {
1595 	p_nxge_stats_t		statsp;
1596 	uint16_t		val;
1597 #ifdef	NXGE_DEBUG
1598 	uint8_t			portn;
1599 	uint16_t		val1;
1600 #endif
1601 	uint8_t			phy_port_addr;
1602 	pmd_tx_control_t	tx_ctl;
1603 	control_t		ctl;
1604 	phyxs_control_t		phyxs_ctl;
1605 	pcs_control_t		pcs_ctl;
1606 	uint32_t		delay = 0;
1607 	optics_dcntr_t		op_ctr;
1608 	nxge_status_t		status = NXGE_OK;
1609 #ifdef	NXGE_DEBUG
1610 	portn = nxgep->mac.portnum;
1611 #endif
1612 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "==> nxge_10G_xcvr_init: port<%d>",
1613 	    portn));
1614 
1615 	statsp = nxgep->statsp;
1616 
1617 	if (nxgep->mac.portmode == PORT_10G_SERDES) {
1618 		goto done;
1619 	}
1620 
1621 	phy_port_addr = nxgep->statsp->mac_stats.xcvr_portn;
1622 
1623 	/* Disable Link LEDs */
1624 	if (nxge_10g_link_led_off(nxgep) != NXGE_OK)
1625 		goto fail;
1626 
1627 	/* Set Clause 45 */
1628 	npi_mac_mif_set_indirect_mode(nxgep->npi_handle, B_TRUE);
1629 
1630 	/* Reset the transceiver */
1631 	if ((status = nxge_mdio_read(nxgep, phy_port_addr, BCM8704_PHYXS_ADDR,
1632 	    BCM8704_PHYXS_CONTROL_REG, &phyxs_ctl.value)) != NXGE_OK)
1633 		goto fail;
1634 
1635 	phyxs_ctl.bits.reset = 1;
1636 	if ((status = nxge_mdio_write(nxgep, phy_port_addr, BCM8704_PHYXS_ADDR,
1637 	    BCM8704_PHYXS_CONTROL_REG, phyxs_ctl.value)) != NXGE_OK)
1638 		goto fail;
1639 
1640 	do {
1641 		drv_usecwait(500);
1642 		if ((status = nxge_mdio_read(nxgep, phy_port_addr,
1643 		    BCM8704_PHYXS_ADDR, BCM8704_PHYXS_CONTROL_REG,
1644 		    &phyxs_ctl.value)) != NXGE_OK)
1645 			goto fail;
1646 		delay++;
1647 	} while ((phyxs_ctl.bits.reset) && (delay < 100));
1648 	if (delay == 100) {
1649 		NXGE_DEBUG_MSG((nxgep, MAC_CTL, "nxge_xcvr_init: "
1650 		    "failed to reset Transceiver on port<%d>", portn));
1651 		status = NXGE_ERROR;
1652 		goto fail;
1653 	}
1654 
1655 	/* Set to 0x7FBF */
1656 	ctl.value = 0;
1657 	ctl.bits.res1 = 0x3F;
1658 	ctl.bits.optxon_lvl = 1;
1659 	ctl.bits.oprxflt_lvl = 1;
1660 	ctl.bits.optrxlos_lvl = 1;
1661 	ctl.bits.optxflt_lvl = 1;
1662 	ctl.bits.opprflt_lvl = 1;
1663 	ctl.bits.obtmpflt_lvl = 1;
1664 	ctl.bits.opbiasflt_lvl = 1;
1665 	ctl.bits.optxrst_lvl = 1;
1666 	if ((status = nxge_mdio_write(nxgep, phy_port_addr,
1667 	    BCM8704_USER_DEV3_ADDR, BCM8704_USER_CONTROL_REG, ctl.value))
1668 	    != NXGE_OK)
1669 		goto fail;
1670 
1671 	/* Set to 0x164 */
1672 	tx_ctl.value = 0;
1673 	tx_ctl.bits.tsck_lpwren = 1;
1674 	tx_ctl.bits.tx_dac_txck = 0x2;
1675 	tx_ctl.bits.tx_dac_txd = 0x1;
1676 	tx_ctl.bits.xfp_clken = 1;
1677 	if ((status = nxge_mdio_write(nxgep, phy_port_addr,
1678 	    BCM8704_USER_DEV3_ADDR, BCM8704_USER_PMD_TX_CONTROL_REG,
1679 	    tx_ctl.value)) != NXGE_OK)
1680 		goto fail;
1681 	/*
1682 	 * According to Broadcom's instruction, SW needs to read
1683 	 * back these registers twice after written.
1684 	 */
1685 	if ((status = nxge_mdio_read(nxgep, phy_port_addr,
1686 	    BCM8704_USER_DEV3_ADDR, BCM8704_USER_CONTROL_REG, &val))
1687 	    != NXGE_OK)
1688 		goto fail;
1689 
1690 	if ((status = nxge_mdio_read(nxgep, phy_port_addr,
1691 	    BCM8704_USER_DEV3_ADDR, BCM8704_USER_CONTROL_REG, &val))
1692 	    != NXGE_OK)
1693 		goto fail;
1694 
1695 	if ((status = nxge_mdio_read(nxgep, phy_port_addr,
1696 	    BCM8704_USER_DEV3_ADDR, BCM8704_USER_PMD_TX_CONTROL_REG, &val))
1697 	    != NXGE_OK)
1698 		goto fail;
1699 
1700 	if ((status = nxge_mdio_read(nxgep, phy_port_addr,
1701 	    BCM8704_USER_DEV3_ADDR, BCM8704_USER_PMD_TX_CONTROL_REG, &val))
1702 	    != NXGE_OK)
1703 		goto fail;
1704 
1705 	/* Enable Tx and Rx LEDs to be driven by traffic */
1706 	if ((status = nxge_mdio_read(nxgep, phy_port_addr,
1707 	    BCM8704_USER_DEV3_ADDR, BCM8704_USER_OPTICS_DIGITAL_CTRL_REG,
1708 	    &op_ctr.value)) != NXGE_OK)
1709 		goto fail;
1710 	op_ctr.bits.gpio_sel = 0x3;
1711 	if ((status = nxge_mdio_write(nxgep, phy_port_addr,
1712 	    BCM8704_USER_DEV3_ADDR, BCM8704_USER_OPTICS_DIGITAL_CTRL_REG,
1713 	    op_ctr.value)) != NXGE_OK)
1714 		goto fail;
1715 
1716 	NXGE_DELAY(1000000);
1717 
1718 	/* Set BCM8704 Internal Loopback mode if necessary */
1719 	if ((status = nxge_mdio_read(nxgep, phy_port_addr,
1720 	    BCM8704_PCS_DEV_ADDR, BCM8704_PCS_CONTROL_REG, &pcs_ctl.value))
1721 	    != NXGE_OK)
1722 		goto fail;
1723 	if (nxgep->statsp->port_stats.lb_mode == nxge_lb_phy10g)
1724 		pcs_ctl.bits.loopback = 1;
1725 	else
1726 		pcs_ctl.bits.loopback = 0;
1727 	if ((status = nxge_mdio_write(nxgep, phy_port_addr,
1728 	    BCM8704_PCS_DEV_ADDR, BCM8704_PCS_CONTROL_REG, pcs_ctl.value))
1729 	    != NXGE_OK)
1730 		goto fail;
1731 
1732 	status = nxge_mdio_read(nxgep, phy_port_addr, 0x1, 0xA, &val);
1733 	if (status != NXGE_OK)
1734 		goto fail;
1735 	NXGE_DEBUG_MSG((nxgep, MAC_CTL,
1736 	    "BCM8704 port<%d> Dev 1 Reg 0xA = 0x%x\n", portn, val));
1737 	status = nxge_mdio_read(nxgep, phy_port_addr, 0x3, 0x20, &val);
1738 	if (status != NXGE_OK)
1739 		goto fail;
1740 	NXGE_DEBUG_MSG((nxgep, MAC_CTL,
1741 	    "BCM8704 port<%d> Dev 3 Reg 0x20 = 0x%x\n", portn, val));
1742 	status = nxge_mdio_read(nxgep, phy_port_addr, 0x4, 0x18, &val);
1743 	if (status != NXGE_OK)
1744 		goto fail;
1745 	NXGE_DEBUG_MSG((nxgep, MAC_CTL,
1746 	    "BCM8704 port<%d> Dev 4 Reg 0x18 = 0x%x\n", portn, val));
1747 
1748 #ifdef	NXGE_DEBUG
1749 	/* Diagnose link issue if link is not up */
1750 	status = nxge_mdio_read(nxgep, phy_port_addr, BCM8704_USER_DEV3_ADDR,
1751 	    BCM8704_USER_ANALOG_STATUS0_REG,
1752 	    &val);
1753 	if (status != NXGE_OK)
1754 		goto fail;
1755 
1756 	status = nxge_mdio_read(nxgep, phy_port_addr,
1757 				BCM8704_USER_DEV3_ADDR,
1758 				BCM8704_USER_ANALOG_STATUS0_REG,
1759 				&val);
1760 	if (status != NXGE_OK)
1761 		goto fail;
1762 
1763 	status = nxge_mdio_read(nxgep, phy_port_addr,
1764 				BCM8704_USER_DEV3_ADDR,
1765 				BCM8704_USER_TX_ALARM_STATUS_REG,
1766 				&val1);
1767 	if (status != NXGE_OK)
1768 		goto fail;
1769 
1770 	status = nxge_mdio_read(nxgep, phy_port_addr,
1771 				BCM8704_USER_DEV3_ADDR,
1772 				BCM8704_USER_TX_ALARM_STATUS_REG,
1773 				&val1);
1774 	if (status != NXGE_OK)
1775 		goto fail;
1776 
1777 	if (val != 0x3FC) {
1778 		if ((val == 0x43BC) && (val1 != 0)) {
1779 			NXGE_DEBUG_MSG((nxgep, MAC_CTL,
1780 			    "Cable not connected to peer or bad"
1781 			    " cable on port<%d>\n", portn));
1782 		} else if (val == 0x639C) {
1783 			NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
1784 			    "Optical module (XFP) is bad or absent"
1785 			    " on port<%d>\n", portn));
1786 		}
1787 	}
1788 #endif
1789 
1790 done:
1791 	statsp->mac_stats.cap_10gfdx = 1;
1792 	statsp->mac_stats.lp_cap_10gfdx = 1;
1793 
1794 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "==> nxge_10G_xcvr_init: port<%d>",
1795 	    portn));
1796 	return (NXGE_OK);
1797 
1798 fail:
1799 	NXGE_DEBUG_MSG((nxgep, MAC_CTL,
1800 	    "nxge_10G_xcvr_init: failed to initialize transceiver for "
1801 	    "port<%d>", portn));
1802 	return (status);
1803 }
1804 
1805 /* Initialize the 1G copper (BCM 5464) Transceiver */
1806 
1807 static nxge_status_t
1808 nxge_1G_xcvr_init(p_nxge_t nxgep)
1809 {
1810 	p_nxge_param_t		param_arr = nxgep->param_arr;
1811 	p_nxge_stats_t		statsp = nxgep->statsp;
1812 	nxge_status_t		status = NXGE_OK;
1813 
1814 	if (nxgep->mac.portmode == PORT_1G_SERDES) {
1815 		statsp->mac_stats.cap_1000fdx =
1816 		    param_arr[param_anar_1000fdx].value;
1817 		goto done;
1818 	}
1819 
1820 	/* Set Clause 22 */
1821 	npi_mac_mif_set_indirect_mode(nxgep->npi_handle, B_FALSE);
1822 
1823 	/* Set capability flags */
1824 	statsp->mac_stats.cap_1000fdx = param_arr[param_anar_1000fdx].value;
1825 	if ((nxgep->mac.portmode == PORT_1G_COPPER) ||
1826 	    (nxgep->mac.portmode == PORT_1G_FIBER)) {
1827 		statsp->mac_stats.cap_100fdx =
1828 		    param_arr[param_anar_100fdx].value;
1829 		statsp->mac_stats.cap_10fdx =
1830 		    param_arr[param_anar_10fdx].value;
1831 	}
1832 
1833 	status = nxge_mii_xcvr_init(nxgep);
1834 done:
1835 	return (status);
1836 }
1837 
1838 /* Initialize transceiver */
1839 
1840 nxge_status_t
1841 nxge_xcvr_init(p_nxge_t nxgep)
1842 {
1843 	p_nxge_stats_t		statsp;
1844 #ifdef	NXGE_DEBUG
1845 	uint8_t			portn;
1846 #endif
1847 
1848 	nxge_status_t		status = NXGE_OK;
1849 #ifdef	NXGE_DEBUG
1850 	portn = nxgep->mac.portnum;
1851 #endif
1852 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "==> nxge_xcvr_init: port<%d>", portn));
1853 	statsp = nxgep->statsp;
1854 
1855 	/*
1856 	 * Initialize the xcvr statistics.
1857 	 */
1858 	statsp->mac_stats.cap_autoneg = 0;
1859 	statsp->mac_stats.cap_100T4 = 0;
1860 	statsp->mac_stats.cap_100fdx = 0;
1861 	statsp->mac_stats.cap_100hdx = 0;
1862 	statsp->mac_stats.cap_10fdx = 0;
1863 	statsp->mac_stats.cap_10hdx = 0;
1864 	statsp->mac_stats.cap_asmpause = 0;
1865 	statsp->mac_stats.cap_pause = 0;
1866 	statsp->mac_stats.cap_1000fdx = 0;
1867 	statsp->mac_stats.cap_1000hdx = 0;
1868 	statsp->mac_stats.cap_10gfdx = 0;
1869 	statsp->mac_stats.cap_10ghdx = 0;
1870 
1871 	/*
1872 	 * Initialize the link statistics.
1873 	 */
1874 	statsp->mac_stats.link_T4 = 0;
1875 	statsp->mac_stats.link_asmpause = 0;
1876 	statsp->mac_stats.link_pause = 0;
1877 
1878 	if (nxgep->xcvr.xcvr_init) {
1879 		status = nxgep->xcvr.xcvr_init(nxgep);
1880 		if (status != NXGE_OK)
1881 			goto fail;
1882 		statsp->mac_stats.xcvr_inits++;
1883 	}
1884 
1885 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "==> nxge_xcvr_init: port<%d>",
1886 	    portn));
1887 	return (NXGE_OK);
1888 
1889 fail:
1890 	NXGE_DEBUG_MSG((nxgep, MAC_CTL,
1891 	    "nxge_xcvr_init: failed to initialize transceiver for port<%d>",
1892 	    portn));
1893 	return (status);
1894 }
1895 
1896 /* Look for transceiver type */
1897 
1898 nxge_status_t
1899 nxge_xcvr_find(p_nxge_t nxgep)
1900 {
1901 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "==> nxge_xcvr_find: port<%d>",
1902 	    nxgep->mac.portnum));
1903 
1904 	if (nxge_get_xcvr_type(nxgep) != NXGE_OK)
1905 		return (NXGE_ERROR);
1906 
1907 	if (nxge_setup_xcvr_table(nxgep) != NXGE_OK)
1908 		return (NXGE_ERROR);
1909 
1910 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "<== nxge_xcvr_find: xcvr_inuse = %d",
1911 	    nxgep->statsp->mac_stats.xcvr_inuse));
1912 	return (NXGE_OK);
1913 }
1914 
1915 /* Initialize the TxMAC sub-block */
1916 
1917 nxge_status_t
1918 nxge_tx_mac_init(p_nxge_t nxgep)
1919 {
1920 	npi_attr_t		ap;
1921 	uint8_t			portn;
1922 	nxge_port_mode_t	portmode;
1923 	nxge_port_t		portt;
1924 	npi_handle_t		handle;
1925 	npi_status_t		rs = NPI_SUCCESS;
1926 
1927 	portn = NXGE_GET_PORT_NUM(nxgep->function_num);
1928 	portt    = nxgep->mac.porttype;
1929 	handle   = nxgep->npi_handle;
1930 	portmode = nxgep->mac.portmode;
1931 
1932 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "==> nxge_tx_mac_init: port<%d>",
1933 			portn));
1934 
1935 	/* Set Max and Min Frame Size */
1936 	if (nxgep->param_arr[param_accept_jumbo].value || nxge_jumbo_enable) {
1937 		SET_MAC_ATTR2(handle, ap, portn,
1938 		    MAC_PORT_FRAME_SIZE, 64, 0x2400, rs);
1939 	} else {
1940 		SET_MAC_ATTR2(handle, ap, portn,
1941 		    MAC_PORT_FRAME_SIZE, 64, 0x5EE + 4, rs);
1942 	}
1943 
1944 	if (rs != NPI_SUCCESS)
1945 		goto fail;
1946 	if (nxgep->param_arr[param_accept_jumbo].value ||
1947 		nxgep->mac.is_jumbo == B_TRUE)
1948 		nxgep->mac.maxframesize = 0x2400;
1949 	else
1950 		nxgep->mac.maxframesize = 0x5EE + 4;
1951 	nxgep->mac.minframesize = 64;
1952 
1953 	if (portt == PORT_TYPE_XMAC) {
1954 		if ((rs = npi_xmac_tx_iconfig(handle, INIT, portn,
1955 				0)) != NPI_SUCCESS)
1956 			goto fail;
1957 		nxgep->mac.tx_iconfig = NXGE_XMAC_TX_INTRS;
1958 		if ((portmode == PORT_10G_FIBER) ||
1959 		    (portmode == PORT_10G_COPPER) ||
1960 		    (portmode == PORT_10G_SERDES)) {
1961 			SET_MAC_ATTR1(handle, ap, portn, XMAC_10G_PORT_IPG,
1962 					XGMII_IPG_12_15, rs);
1963 			if (rs != NPI_SUCCESS)
1964 				goto fail;
1965 			nxgep->mac.ipg[0] = XGMII_IPG_12_15;
1966 		} else {
1967 			SET_MAC_ATTR1(handle, ap, portn, XMAC_PORT_IPG,
1968 					MII_GMII_IPG_12, rs);
1969 			if (rs != NPI_SUCCESS)
1970 				goto fail;
1971 			nxgep->mac.ipg[0] = MII_GMII_IPG_12;
1972 		}
1973 		if ((rs = npi_xmac_tx_config(handle, INIT, portn,
1974 				CFG_XMAC_TX_CRC | CFG_XMAC_TX)) != NPI_SUCCESS)
1975 			goto fail;
1976 		nxgep->mac.tx_config = CFG_XMAC_TX_CRC | CFG_XMAC_TX;
1977 		nxgep->mac.maxburstsize = 0;	/* not programmable */
1978 		nxgep->mac.ctrltype = 0;	/* not programmable */
1979 		nxgep->mac.pa_size = 0;		/* not programmable */
1980 
1981 		if ((rs = npi_xmac_zap_tx_counters(handle, portn))
1982 							!= NPI_SUCCESS)
1983 			goto fail;
1984 
1985 	} else {
1986 		if ((rs = npi_bmac_tx_iconfig(handle, INIT, portn,
1987 				0)) != NPI_SUCCESS)
1988 			goto fail;
1989 		nxgep->mac.tx_iconfig = NXGE_BMAC_TX_INTRS;
1990 
1991 		SET_MAC_ATTR1(handle, ap, portn, BMAC_PORT_CTRL_TYPE, 0x8808,
1992 				rs);
1993 		if (rs != NPI_SUCCESS)
1994 			goto fail;
1995 		nxgep->mac.ctrltype = 0x8808;
1996 
1997 		SET_MAC_ATTR1(handle, ap, portn, BMAC_PORT_PA_SIZE, 0x7, rs);
1998 		if (rs != NPI_SUCCESS)
1999 			goto fail;
2000 		nxgep->mac.pa_size = 0x7;
2001 
2002 		if ((rs = npi_bmac_tx_config(handle, INIT, portn,
2003 				CFG_BMAC_TX_CRC | CFG_BMAC_TX)) != NPI_SUCCESS)
2004 			goto fail;
2005 		nxgep->mac.tx_config = CFG_BMAC_TX_CRC | CFG_BMAC_TX;
2006 	}
2007 
2008 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "<== nxge_tx_mac_init: port<%d>",
2009 			portn));
2010 
2011 	return (NXGE_OK);
2012 fail:
2013 	NXGE_DEBUG_MSG((nxgep, MAC_CTL,
2014 		"nxge_tx_mac_init: failed to initialize port<%d> TXMAC",
2015 					portn));
2016 
2017 	return (NXGE_ERROR | rs);
2018 }
2019 
2020 /* Initialize the RxMAC sub-block */
2021 
2022 nxge_status_t
2023 nxge_rx_mac_init(p_nxge_t nxgep)
2024 {
2025 	npi_attr_t		ap;
2026 	uint32_t		i;
2027 	uint16_t		hashtab_e;
2028 	p_hash_filter_t		hash_filter;
2029 	nxge_port_t		portt;
2030 	uint8_t			portn;
2031 	npi_handle_t		handle;
2032 	npi_status_t		rs = NPI_SUCCESS;
2033 	uint16_t 		*addr16p;
2034 	uint16_t 		addr0, addr1, addr2;
2035 	xmac_rx_config_t	xconfig;
2036 	bmac_rx_config_t	bconfig;
2037 
2038 	portn = NXGE_GET_PORT_NUM(nxgep->function_num);
2039 
2040 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "==> nxge_rx_mac_init: port<%d>\n",
2041 			portn));
2042 	handle = nxgep->npi_handle;
2043 	portt = nxgep->mac.porttype;
2044 
2045 	addr16p = (uint16_t *)nxgep->ouraddr.ether_addr_octet;
2046 	addr0 = ntohs(addr16p[2]);
2047 	addr1 = ntohs(addr16p[1]);
2048 	addr2 = ntohs(addr16p[0]);
2049 	SET_MAC_ATTR3(handle, ap, portn, MAC_PORT_ADDR, addr0, addr1, addr2,
2050 		rs);
2051 
2052 	if (rs != NPI_SUCCESS)
2053 		goto fail;
2054 	SET_MAC_ATTR3(handle, ap, portn, MAC_PORT_ADDR_FILTER, 0, 0, 0, rs);
2055 	if (rs != NPI_SUCCESS)
2056 		goto fail;
2057 	SET_MAC_ATTR2(handle, ap, portn, MAC_PORT_ADDR_FILTER_MASK, 0, 0, rs);
2058 	if (rs != NPI_SUCCESS)
2059 		goto fail;
2060 
2061 	/*
2062 	 * Load the multicast hash filter bits.
2063 	 */
2064 	hash_filter = nxgep->hash_filter;
2065 	for (i = 0; i < MAC_MAX_HASH_ENTRY; i++) {
2066 		if (hash_filter != NULL) {
2067 			hashtab_e = (uint16_t)hash_filter->hash_filter_regs[
2068 				(NMCFILTER_REGS - 1) - i];
2069 		} else {
2070 			hashtab_e = 0;
2071 		}
2072 
2073 		if ((rs = npi_mac_hashtab_entry(handle, OP_SET, portn, i,
2074 					(uint16_t *)&hashtab_e)) != NPI_SUCCESS)
2075 			goto fail;
2076 	}
2077 
2078 	if (portt == PORT_TYPE_XMAC) {
2079 		if ((rs = npi_xmac_rx_iconfig(handle, INIT, portn,
2080 				0)) != NPI_SUCCESS)
2081 			goto fail;
2082 		nxgep->mac.rx_iconfig = NXGE_XMAC_RX_INTRS;
2083 
2084 		(void) nxge_fflp_init_hostinfo(nxgep);
2085 
2086 		xconfig = CFG_XMAC_RX_ERRCHK | CFG_XMAC_RX_CRC_CHK |
2087 			CFG_XMAC_RX | CFG_XMAC_RX_CODE_VIO_CHK &
2088 			~CFG_XMAC_RX_STRIP_CRC;
2089 
2090 		if (nxgep->filter.all_phys_cnt != 0)
2091 			xconfig |= CFG_XMAC_RX_PROMISCUOUS;
2092 
2093 		if (nxgep->filter.all_multicast_cnt != 0)
2094 			xconfig |= CFG_XMAC_RX_PROMISCUOUSGROUP;
2095 
2096 		xconfig |= CFG_XMAC_RX_HASH_FILTER;
2097 
2098 		if ((rs = npi_xmac_rx_config(handle, INIT, portn,
2099 					xconfig)) != NPI_SUCCESS)
2100 			goto fail;
2101 		nxgep->mac.rx_config = xconfig;
2102 
2103 		/* Comparison of mac unique address is always enabled on XMAC */
2104 
2105 		if ((rs = npi_xmac_zap_rx_counters(handle, portn))
2106 							!= NPI_SUCCESS)
2107 			goto fail;
2108 	} else {
2109 		(void) nxge_fflp_init_hostinfo(nxgep);
2110 
2111 		if (npi_bmac_rx_iconfig(nxgep->npi_handle, INIT, portn,
2112 					0) != NPI_SUCCESS)
2113 			goto fail;
2114 		nxgep->mac.rx_iconfig = NXGE_BMAC_RX_INTRS;
2115 
2116 		bconfig = CFG_BMAC_RX_DISCARD_ON_ERR | CFG_BMAC_RX &
2117 			~CFG_BMAC_RX_STRIP_CRC;
2118 
2119 		if (nxgep->filter.all_phys_cnt != 0)
2120 			bconfig |= CFG_BMAC_RX_PROMISCUOUS;
2121 
2122 		if (nxgep->filter.all_multicast_cnt != 0)
2123 			bconfig |= CFG_BMAC_RX_PROMISCUOUSGROUP;
2124 
2125 		bconfig |= CFG_BMAC_RX_HASH_FILTER;
2126 		if ((rs = npi_bmac_rx_config(handle, INIT, portn,
2127 					bconfig)) != NPI_SUCCESS)
2128 			goto fail;
2129 		nxgep->mac.rx_config = bconfig;
2130 
2131 		/* Always enable comparison of mac unique address */
2132 		if ((rs = npi_mac_altaddr_enable(handle, portn, 0))
2133 					!= NPI_SUCCESS)
2134 			goto fail;
2135 	}
2136 
2137 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "<== nxge_rx_mac_init: port<%d>\n",
2138 			portn));
2139 
2140 	return (NXGE_OK);
2141 
2142 fail:
2143 	NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
2144 		"nxge_rx_mac_init: Failed to Initialize port<%d> RxMAC",
2145 				portn));
2146 
2147 	return (NXGE_ERROR | rs);
2148 }
2149 
2150 /* Enable TXMAC */
2151 
2152 nxge_status_t
2153 nxge_tx_mac_enable(p_nxge_t nxgep)
2154 {
2155 	npi_handle_t	handle;
2156 	npi_status_t	rs = NPI_SUCCESS;
2157 	nxge_status_t	status = NXGE_OK;
2158 
2159 	handle = nxgep->npi_handle;
2160 
2161 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "==> nxge_tx_mac_enable: port<%d>",
2162 			nxgep->mac.portnum));
2163 
2164 	if ((status = nxge_tx_mac_init(nxgep)) != NXGE_OK)
2165 		goto fail;
2166 
2167 	/* based on speed */
2168 	nxgep->msg_min = ETHERMIN;
2169 
2170 	if (nxgep->mac.porttype == PORT_TYPE_XMAC) {
2171 		if ((rs = npi_xmac_tx_config(handle, ENABLE, nxgep->mac.portnum,
2172 						CFG_XMAC_TX)) != NPI_SUCCESS)
2173 			goto fail;
2174 	} else {
2175 		if ((rs = npi_bmac_tx_config(handle, ENABLE, nxgep->mac.portnum,
2176 						CFG_BMAC_TX)) != NPI_SUCCESS)
2177 			goto fail;
2178 	}
2179 
2180 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "<== nxge_tx_mac_enable: port<%d>",
2181 			nxgep->mac.portnum));
2182 
2183 	return (NXGE_OK);
2184 fail:
2185 	NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
2186 			"nxgep_tx_mac_enable: Failed to enable port<%d> TxMAC",
2187 			nxgep->mac.portnum));
2188 	if (rs != NPI_SUCCESS)
2189 		return (NXGE_ERROR | rs);
2190 	else
2191 		return (status);
2192 }
2193 
2194 /* Disable TXMAC */
2195 
2196 nxge_status_t
2197 nxge_tx_mac_disable(p_nxge_t nxgep)
2198 {
2199 	npi_handle_t	handle;
2200 	npi_status_t	rs = NPI_SUCCESS;
2201 
2202 	handle = nxgep->npi_handle;
2203 
2204 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "==> nxge_tx_mac_disable: port<%d>",
2205 			nxgep->mac.portnum));
2206 
2207 	if (nxgep->mac.porttype == PORT_TYPE_XMAC) {
2208 		if ((rs = npi_xmac_tx_config(handle, DISABLE,
2209 			nxgep->mac.portnum, CFG_XMAC_TX)) != NPI_SUCCESS)
2210 			goto fail;
2211 	} else {
2212 		if ((rs = npi_bmac_tx_config(handle, DISABLE,
2213 			nxgep->mac.portnum, CFG_BMAC_TX)) != NPI_SUCCESS)
2214 			goto fail;
2215 	}
2216 
2217 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "<== nxge_tx_mac_disable: port<%d>",
2218 			nxgep->mac.portnum));
2219 	return (NXGE_OK);
2220 fail:
2221 	NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
2222 			"nxge_tx_mac_disable: Failed to disable port<%d> TxMAC",
2223 			nxgep->mac.portnum));
2224 	return (NXGE_ERROR | rs);
2225 }
2226 
2227 /* Enable RXMAC */
2228 
2229 nxge_status_t
2230 nxge_rx_mac_enable(p_nxge_t nxgep)
2231 {
2232 	npi_handle_t	handle;
2233 	uint8_t 	portn;
2234 	npi_status_t	rs = NPI_SUCCESS;
2235 	nxge_status_t	status = NXGE_OK;
2236 
2237 	handle = nxgep->npi_handle;
2238 	portn = nxgep->mac.portnum;
2239 
2240 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "==> nxge_rx_mac_enable: port<%d>",
2241 			portn));
2242 
2243 	if ((status = nxge_rx_mac_init(nxgep)) != NXGE_OK)
2244 		goto fail;
2245 
2246 	if (nxgep->mac.porttype == PORT_TYPE_XMAC) {
2247 		if ((rs = npi_xmac_rx_config(handle, ENABLE, portn,
2248 						CFG_XMAC_RX)) != NPI_SUCCESS)
2249 			goto fail;
2250 	} else {
2251 		if ((rs = npi_bmac_rx_config(handle, ENABLE, portn,
2252 						CFG_BMAC_RX)) != NPI_SUCCESS)
2253 			goto fail;
2254 	}
2255 
2256 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "<== nxge_rx_mac_enable: port<%d>",
2257 			portn));
2258 
2259 	return (NXGE_OK);
2260 fail:
2261 	NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
2262 			"nxgep_rx_mac_enable: Failed to enable port<%d> RxMAC",
2263 			portn));
2264 
2265 	if (rs != NPI_SUCCESS)
2266 		return (NXGE_ERROR | rs);
2267 	else
2268 		return (status);
2269 }
2270 
2271 /* Disable RXMAC */
2272 
2273 nxge_status_t
2274 nxge_rx_mac_disable(p_nxge_t nxgep)
2275 {
2276 	npi_handle_t	handle;
2277 	uint8_t		portn;
2278 	npi_status_t	rs = NPI_SUCCESS;
2279 
2280 	handle = nxgep->npi_handle;
2281 	portn = nxgep->mac.portnum;
2282 
2283 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "==> nxge_rx_mac_disable: port<%d>",
2284 			portn));
2285 
2286 	if (nxgep->mac.porttype == PORT_TYPE_XMAC) {
2287 		if ((rs = npi_xmac_rx_config(handle, DISABLE, portn,
2288 						CFG_XMAC_RX)) != NPI_SUCCESS)
2289 			goto fail;
2290 	} else {
2291 		if ((rs = npi_bmac_rx_config(handle, DISABLE, portn,
2292 						CFG_BMAC_RX)) != NPI_SUCCESS)
2293 			goto fail;
2294 	}
2295 
2296 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "<== nxge_rx_mac_disable: port<%d>",
2297 			portn));
2298 	return (NXGE_OK);
2299 fail:
2300 	NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
2301 			"nxgep_rx_mac_disable: ",
2302 			"Failed to disable port<%d> RxMAC",
2303 			portn));
2304 
2305 	return (NXGE_ERROR | rs);
2306 }
2307 
2308 /* Reset TXMAC */
2309 
2310 nxge_status_t
2311 nxge_tx_mac_reset(p_nxge_t nxgep)
2312 {
2313 	npi_handle_t	handle;
2314 	uint8_t		portn;
2315 	npi_status_t	rs = NPI_SUCCESS;
2316 
2317 	handle = nxgep->npi_handle;
2318 	portn = nxgep->mac.portnum;
2319 
2320 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "==> nxge_tx_mac_reset: port<%d>",
2321 			portn));
2322 
2323 	if (nxgep->mac.porttype == PORT_TYPE_XMAC) {
2324 		if ((rs = npi_xmac_reset(handle, portn, XTX_MAC_RESET_ALL))
2325 		    != NPI_SUCCESS)
2326 			goto fail;
2327 	} else {
2328 		if ((rs = npi_bmac_reset(handle, portn, TX_MAC_RESET))
2329 					!= NPI_SUCCESS)
2330 			goto fail;
2331 	}
2332 
2333 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "<== nxge_tx_mac_reset: port<%d>",
2334 			portn));
2335 
2336 	return (NXGE_OK);
2337 fail:
2338 	NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
2339 			"nxge_tx_mac_reset: Failed to Reset TxMAC port<%d>",
2340 			portn));
2341 
2342 	return (NXGE_ERROR | rs);
2343 }
2344 
2345 /* Reset RXMAC */
2346 
2347 nxge_status_t
2348 nxge_rx_mac_reset(p_nxge_t nxgep)
2349 {
2350 	npi_handle_t	handle;
2351 	uint8_t		portn;
2352 	npi_status_t	rs = NPI_SUCCESS;
2353 
2354 	handle = nxgep->npi_handle;
2355 	portn = nxgep->mac.portnum;
2356 
2357 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "==> nxge_rx_mac_reset: port<%d>",
2358 			portn));
2359 
2360 	if (nxgep->mac.porttype == PORT_TYPE_XMAC) {
2361 		if ((rs = npi_xmac_reset(handle, portn, XRX_MAC_RESET_ALL))
2362 		    != NPI_SUCCESS)
2363 		goto fail;
2364 	} else {
2365 		if ((rs = npi_bmac_reset(handle, portn, RX_MAC_RESET))
2366 					!= NPI_SUCCESS)
2367 		goto fail;
2368 	}
2369 
2370 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "<== nxge_rx_mac_reset: port<%d>",
2371 			portn));
2372 
2373 	return (NXGE_OK);
2374 fail:
2375 	NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
2376 			"nxge_rx_mac_reset: Failed to Reset RxMAC port<%d>",
2377 			portn));
2378 	return (NXGE_ERROR | rs);
2379 }
2380 
2381 /* 10G fiber link interrupt start routine */
2382 
2383 static nxge_status_t
2384 nxge_10G_link_intr_start(p_nxge_t nxgep)
2385 {
2386 	npi_status_t	rs = NPI_SUCCESS;
2387 	uint8_t		portn = nxgep->mac.portnum;
2388 
2389 	rs = npi_xmac_xpcs_link_intr_enable(nxgep->npi_handle, portn);
2390 
2391 	if (rs != NPI_SUCCESS)
2392 		return (NXGE_ERROR | rs);
2393 	else
2394 		return (NXGE_OK);
2395 }
2396 
2397 /* 10G fiber link interrupt stop routine */
2398 
2399 static nxge_status_t
2400 nxge_10G_link_intr_stop(p_nxge_t nxgep)
2401 {
2402 	npi_status_t	rs = NPI_SUCCESS;
2403 	uint8_t		portn = nxgep->mac.portnum;
2404 
2405 	rs = npi_xmac_xpcs_link_intr_disable(nxgep->npi_handle, portn);
2406 
2407 	if (rs != NPI_SUCCESS)
2408 		return (NXGE_ERROR | rs);
2409 	else
2410 		return (NXGE_OK);
2411 }
2412 
2413 /* 1G fiber link interrupt start routine */
2414 
2415 static nxge_status_t
2416 nxge_1G_fiber_link_intr_start(p_nxge_t nxgep)
2417 {
2418 	npi_status_t	rs = NPI_SUCCESS;
2419 	uint8_t		portn = nxgep->mac.portnum;
2420 
2421 	rs = npi_mac_pcs_link_intr_enable(nxgep->npi_handle, portn);
2422 	if (rs != NPI_SUCCESS)
2423 		return (NXGE_ERROR | rs);
2424 	else
2425 		return (NXGE_OK);
2426 }
2427 
2428 /* 1G fiber link interrupt stop routine */
2429 
2430 static nxge_status_t
2431 nxge_1G_fiber_link_intr_stop(p_nxge_t nxgep)
2432 {
2433 	npi_status_t	rs = NPI_SUCCESS;
2434 	uint8_t		portn = nxgep->mac.portnum;
2435 
2436 	rs = npi_mac_pcs_link_intr_disable(nxgep->npi_handle, portn);
2437 
2438 	if (rs != NPI_SUCCESS)
2439 		return (NXGE_ERROR | rs);
2440 	else
2441 		return (NXGE_OK);
2442 }
2443 
2444 /* 1G copper link interrupt start routine */
2445 
2446 static nxge_status_t
2447 nxge_1G_copper_link_intr_start(p_nxge_t nxgep)
2448 {
2449 	npi_status_t	rs = NPI_SUCCESS;
2450 	uint8_t		portn = nxgep->mac.portnum;
2451 
2452 	rs = npi_mac_mif_link_intr_enable(nxgep->npi_handle, portn,
2453 	    MII_STATUS, MII_STATUS_LINKUP);
2454 
2455 	if (rs != NPI_SUCCESS)
2456 		return (NXGE_ERROR | rs);
2457 	else
2458 		return (NXGE_OK);
2459 }
2460 
2461 /* 1G copper link interrupt stop routine */
2462 
2463 static nxge_status_t
2464 nxge_1G_copper_link_intr_stop(p_nxge_t nxgep)
2465 {
2466 	npi_status_t	rs = NPI_SUCCESS;
2467 	uint8_t		portn = nxgep->mac.portnum;
2468 
2469 	rs = npi_mac_mif_link_intr_disable(nxgep->npi_handle, portn);
2470 
2471 	if (rs != NPI_SUCCESS)
2472 		return (NXGE_ERROR | rs);
2473 	else
2474 		return (NXGE_OK);
2475 }
2476 
2477 /* Enable/Disable Link Status change interrupt */
2478 
2479 nxge_status_t
2480 nxge_link_intr(p_nxge_t nxgep, link_intr_enable_t enable)
2481 {
2482 	uint8_t		portn;
2483 	nxge_status_t	status = NXGE_OK;
2484 
2485 	portn = nxgep->mac.portnum;
2486 
2487 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "==> nxge_link_intr: port<%d>", portn));
2488 	if (!nxgep->xcvr.link_intr_stop || !nxgep->xcvr.link_intr_start)
2489 		return (NXGE_OK);
2490 
2491 	if (enable == LINK_INTR_START)
2492 		status = nxgep->xcvr.link_intr_start(nxgep);
2493 	else if (enable == LINK_INTR_STOP)
2494 		status = nxgep->xcvr.link_intr_stop(nxgep);
2495 	if (status != NXGE_OK)
2496 		goto fail;
2497 
2498 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "<== nxge_link_intr: port<%d>", portn));
2499 
2500 	return (NXGE_OK);
2501 fail:
2502 	NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
2503 			"nxge_link_intr: Failed to set port<%d> mif intr mode",
2504 			portn));
2505 
2506 	return (status);
2507 }
2508 
2509 /* Initialize 1G Fiber / Copper transceiver using Clause 22 */
2510 
2511 nxge_status_t
2512 nxge_mii_xcvr_init(p_nxge_t nxgep)
2513 {
2514 	p_nxge_param_t	param_arr;
2515 	p_nxge_stats_t	statsp;
2516 	uint8_t		xcvr_portn;
2517 	p_mii_regs_t	mii_regs;
2518 	mii_bmcr_t	bmcr;
2519 	mii_bmsr_t	bmsr;
2520 	mii_anar_t	anar;
2521 	mii_gcr_t	gcr;
2522 	mii_esr_t	esr;
2523 	mii_aux_ctl_t	bcm5464r_aux;
2524 	int		status = NXGE_OK;
2525 
2526 	uint_t delay;
2527 
2528 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "==> nxge_mii_xcvr_init"));
2529 
2530 	param_arr = nxgep->param_arr;
2531 	statsp = nxgep->statsp;
2532 	xcvr_portn = statsp->mac_stats.xcvr_portn;
2533 
2534 	mii_regs = NULL;
2535 
2536 	NXGE_DEBUG_MSG((nxgep, MAC_CTL,
2537 		"nxge_param_autoneg = 0x%02x", param_arr[param_autoneg].value));
2538 
2539 	/*
2540 	 * The mif phy mode may be connected to either a copper link
2541 	 * or fiber link. Read the mode control register to get the fiber
2542 	 * configuration if it is hard-wired to fiber link.
2543 	 */
2544 	(void) nxge_mii_get_link_mode(nxgep);
2545 	if (nxgep->mac.portmode == PORT_1G_RGMII_FIBER) {
2546 		return (nxge_mii_xcvr_fiber_init(nxgep));
2547 	}
2548 
2549 	/*
2550 	 * Reset the transceiver.
2551 	 */
2552 	delay = 0;
2553 	bmcr.value = 0;
2554 	bmcr.bits.reset = 1;
2555 	if ((status = nxge_mii_write(nxgep, xcvr_portn,
2556 #if defined(__i386)
2557 		(uint8_t)(uint32_t)&mii_regs->bmcr, bmcr.value)) != NXGE_OK)
2558 #else
2559 		(uint8_t)(uint64_t)&mii_regs->bmcr, bmcr.value)) != NXGE_OK)
2560 #endif
2561 		goto fail;
2562 	do {
2563 		drv_usecwait(500);
2564 		if ((status = nxge_mii_read(nxgep, xcvr_portn,
2565 #if defined(__i386)
2566 			(uint8_t)(uint32_t)&mii_regs->bmcr, &bmcr.value))
2567 #else
2568 			(uint8_t)(uint64_t)&mii_regs->bmcr, &bmcr.value))
2569 #endif
2570 				!= NXGE_OK)
2571 			goto fail;
2572 		delay++;
2573 	} while ((bmcr.bits.reset) && (delay < 1000));
2574 	if (delay == 1000) {
2575 		NXGE_DEBUG_MSG((nxgep, MAC_CTL, "Xcvr reset failed."));
2576 		goto fail;
2577 	}
2578 
2579 	if ((status = nxge_mii_read(nxgep, xcvr_portn,
2580 #if defined(__i386)
2581 			(uint8_t)(uint32_t)(&mii_regs->bmsr),
2582 #else
2583 			(uint8_t)(uint64_t)(&mii_regs->bmsr),
2584 #endif
2585 			&bmsr.value)) != NXGE_OK)
2586 		goto fail;
2587 
2588 	param_arr[param_autoneg].value &= bmsr.bits.auto_neg_able;
2589 	param_arr[param_anar_100T4].value &= bmsr.bits.link_100T4;
2590 	param_arr[param_anar_100fdx].value &= bmsr.bits.link_100fdx;
2591 	param_arr[param_anar_100hdx].value = 0;
2592 	param_arr[param_anar_10fdx].value &= bmsr.bits.link_10fdx;
2593 	param_arr[param_anar_10hdx].value = 0;
2594 
2595 	/*
2596 	 * Initialize the xcvr statistics.
2597 	 */
2598 	statsp->mac_stats.cap_autoneg = bmsr.bits.auto_neg_able;
2599 	statsp->mac_stats.cap_100T4 = bmsr.bits.link_100T4;
2600 	statsp->mac_stats.cap_100fdx = bmsr.bits.link_100fdx;
2601 	statsp->mac_stats.cap_100hdx = 0;
2602 	statsp->mac_stats.cap_10fdx = bmsr.bits.link_10fdx;
2603 	statsp->mac_stats.cap_10hdx = 0;
2604 	statsp->mac_stats.cap_asmpause = param_arr[param_anar_asmpause].value;
2605 	statsp->mac_stats.cap_pause = param_arr[param_anar_pause].value;
2606 
2607 	/*
2608 	 * Initialise the xcvr advertised capability statistics.
2609 	 */
2610 	statsp->mac_stats.adv_cap_autoneg = param_arr[param_autoneg].value;
2611 	statsp->mac_stats.adv_cap_1000fdx = param_arr[param_anar_1000fdx].value;
2612 	statsp->mac_stats.adv_cap_1000hdx = param_arr[param_anar_1000hdx].value;
2613 	statsp->mac_stats.adv_cap_100T4 = param_arr[param_anar_100T4].value;
2614 	statsp->mac_stats.adv_cap_100fdx = param_arr[param_anar_100fdx].value;
2615 	statsp->mac_stats.adv_cap_100hdx = param_arr[param_anar_100hdx].value;
2616 	statsp->mac_stats.adv_cap_10fdx = param_arr[param_anar_10fdx].value;
2617 	statsp->mac_stats.adv_cap_10hdx = param_arr[param_anar_10hdx].value;
2618 	statsp->mac_stats.adv_cap_asmpause =
2619 					param_arr[param_anar_asmpause].value;
2620 	statsp->mac_stats.adv_cap_pause = param_arr[param_anar_pause].value;
2621 
2622 
2623 	/*
2624 	 * Check for extended status just in case we're
2625 	 * running a Gigibit phy.
2626 	 */
2627 	if (bmsr.bits.extend_status) {
2628 		if ((status = nxge_mii_read(nxgep, xcvr_portn,
2629 #if defined(__i386)
2630 			(uint8_t)(uint32_t)(&mii_regs->esr), &esr.value))
2631 #else
2632 			(uint8_t)(uint64_t)(&mii_regs->esr), &esr.value))
2633 #endif
2634 				!= NXGE_OK)
2635 			goto fail;
2636 		param_arr[param_anar_1000fdx].value &=
2637 					esr.bits.link_1000fdx;
2638 		param_arr[param_anar_1000hdx].value = 0;
2639 
2640 		statsp->mac_stats.cap_1000fdx =
2641 			(esr.bits.link_1000Xfdx ||
2642 				esr.bits.link_1000fdx);
2643 		statsp->mac_stats.cap_1000hdx = 0;
2644 	} else {
2645 		param_arr[param_anar_1000fdx].value = 0;
2646 		param_arr[param_anar_1000hdx].value = 0;
2647 	}
2648 
2649 	/*
2650 	 * Initialize 1G Statistics once the capability is established.
2651 	 */
2652 	statsp->mac_stats.adv_cap_1000fdx = param_arr[param_anar_1000fdx].value;
2653 	statsp->mac_stats.adv_cap_1000hdx = param_arr[param_anar_1000hdx].value;
2654 
2655 	/*
2656 	 * Initialise the link statistics.
2657 	 */
2658 	statsp->mac_stats.link_T4 = 0;
2659 	statsp->mac_stats.link_asmpause = 0;
2660 	statsp->mac_stats.link_pause = 0;
2661 	statsp->mac_stats.link_speed = 0;
2662 	statsp->mac_stats.link_duplex = 0;
2663 	statsp->mac_stats.link_up = 0;
2664 
2665 	/*
2666 	 * Switch off Auto-negotiation, 100M and full duplex.
2667 	 */
2668 	bmcr.value = 0;
2669 	if ((status = nxge_mii_write(nxgep, xcvr_portn,
2670 #if defined(__i386)
2671 		(uint8_t)(uint32_t)(&mii_regs->bmcr), bmcr.value)) != NXGE_OK)
2672 #else
2673 		(uint8_t)(uint64_t)(&mii_regs->bmcr), bmcr.value)) != NXGE_OK)
2674 #endif
2675 		goto fail;
2676 
2677 	if ((statsp->port_stats.lb_mode == nxge_lb_phy) ||
2678 			(statsp->port_stats.lb_mode == nxge_lb_phy1000)) {
2679 		bmcr.bits.loopback = 1;
2680 		bmcr.bits.enable_autoneg = 0;
2681 		if (statsp->port_stats.lb_mode == nxge_lb_phy1000)
2682 			bmcr.bits.speed_1000_sel = 1;
2683 		bmcr.bits.duplex_mode = 1;
2684 		param_arr[param_autoneg].value = 0;
2685 	} else {
2686 		bmcr.bits.loopback = 0;
2687 	}
2688 
2689 	if ((statsp->port_stats.lb_mode == nxge_lb_ext1000) ||
2690 		(statsp->port_stats.lb_mode == nxge_lb_ext100) ||
2691 		(statsp->port_stats.lb_mode == nxge_lb_ext10)) {
2692 		param_arr[param_autoneg].value = 0;
2693 		bcm5464r_aux.value = 0;
2694 		bcm5464r_aux.bits.ext_lb = 1;
2695 		bcm5464r_aux.bits.write_1 = 1;
2696 		if ((status = nxge_mii_write(nxgep, xcvr_portn,
2697 				BCM5464R_AUX_CTL, bcm5464r_aux.value))
2698 				!= NXGE_OK)
2699 			goto fail;
2700 	}
2701 
2702 	if (param_arr[param_autoneg].value) {
2703 		NXGE_DEBUG_MSG((nxgep, MAC_CTL,
2704 				"Restarting Auto-negotiation."));
2705 		/*
2706 		 * Setup our Auto-negotiation advertisement register.
2707 		 */
2708 		anar.value = 0;
2709 		anar.bits.selector = 1;
2710 		anar.bits.cap_100T4 = param_arr[param_anar_100T4].value;
2711 		anar.bits.cap_100fdx = param_arr[param_anar_100fdx].value;
2712 		anar.bits.cap_100hdx = param_arr[param_anar_100hdx].value;
2713 		anar.bits.cap_10fdx = param_arr[param_anar_10fdx].value;
2714 		anar.bits.cap_10hdx = param_arr[param_anar_10hdx].value;
2715 		anar.bits.cap_asmpause = 0;
2716 		anar.bits.cap_pause = 0;
2717 		if (param_arr[param_anar_1000fdx].value ||
2718 			param_arr[param_anar_100fdx].value ||
2719 			param_arr[param_anar_10fdx].value) {
2720 			anar.bits.cap_asmpause = statsp->mac_stats.cap_asmpause;
2721 			anar.bits.cap_pause = statsp->mac_stats.cap_pause;
2722 		}
2723 
2724 		if ((status = nxge_mii_write(nxgep, xcvr_portn,
2725 #if defined(__i386)
2726 			(uint8_t)(uint32_t)(&mii_regs->anar), anar.value))
2727 #else
2728 			(uint8_t)(uint64_t)(&mii_regs->anar), anar.value))
2729 #endif
2730 				!= NXGE_OK)
2731 			goto fail;
2732 		if (bmsr.bits.extend_status) {
2733 			gcr.value = 0;
2734 			gcr.bits.ms_mode_en =
2735 				param_arr[param_master_cfg_enable].value;
2736 			gcr.bits.master =
2737 				param_arr[param_master_cfg_value].value;
2738 			gcr.bits.link_1000fdx =
2739 				param_arr[param_anar_1000fdx].value;
2740 			gcr.bits.link_1000hdx =
2741 				param_arr[param_anar_1000hdx].value;
2742 			if ((status = nxge_mii_write(nxgep, xcvr_portn,
2743 #if defined(__i386)
2744 				(uint8_t)(uint32_t)(&mii_regs->gcr), gcr.value))
2745 #else
2746 				(uint8_t)(uint64_t)(&mii_regs->gcr), gcr.value))
2747 #endif
2748 				!= NXGE_OK)
2749 				goto fail;
2750 		}
2751 
2752 		bmcr.bits.enable_autoneg = 1;
2753 		bmcr.bits.restart_autoneg = 1;
2754 
2755 	} else {
2756 		NXGE_DEBUG_MSG((nxgep, MAC_CTL, "Going into forced mode."));
2757 		bmcr.bits.speed_1000_sel =
2758 			param_arr[param_anar_1000fdx].value |
2759 				param_arr[param_anar_1000hdx].value;
2760 		bmcr.bits.speed_sel = (~bmcr.bits.speed_1000_sel) &
2761 			(param_arr[param_anar_100fdx].value |
2762 				param_arr[param_anar_100hdx].value);
2763 		if (bmcr.bits.speed_1000_sel) {
2764 			statsp->mac_stats.link_speed = 1000;
2765 			gcr.value = 0;
2766 			gcr.bits.ms_mode_en =
2767 				param_arr[param_master_cfg_enable].value;
2768 			gcr.bits.master =
2769 				param_arr[param_master_cfg_value].value;
2770 			if ((status = nxge_mii_write(nxgep, xcvr_portn,
2771 #if defined(__i386)
2772 				(uint8_t)(uint32_t)(&mii_regs->gcr),
2773 #else
2774 				(uint8_t)(uint64_t)(&mii_regs->gcr),
2775 #endif
2776 				gcr.value))
2777 				!= NXGE_OK)
2778 				goto fail;
2779 			if (param_arr[param_anar_1000fdx].value) {
2780 				bmcr.bits.duplex_mode = 1;
2781 				statsp->mac_stats.link_duplex = 2;
2782 			} else
2783 				statsp->mac_stats.link_duplex = 1;
2784 		} else if (bmcr.bits.speed_sel) {
2785 			statsp->mac_stats.link_speed = 100;
2786 			if (param_arr[param_anar_100fdx].value) {
2787 				bmcr.bits.duplex_mode = 1;
2788 				statsp->mac_stats.link_duplex = 2;
2789 			} else
2790 				statsp->mac_stats.link_duplex = 1;
2791 		} else {
2792 			statsp->mac_stats.link_speed = 10;
2793 			if (param_arr[param_anar_10fdx].value) {
2794 				bmcr.bits.duplex_mode = 1;
2795 				statsp->mac_stats.link_duplex = 2;
2796 			} else
2797 				statsp->mac_stats.link_duplex = 1;
2798 		}
2799 		if (statsp->mac_stats.link_duplex != 1) {
2800 			statsp->mac_stats.link_asmpause =
2801 						statsp->mac_stats.cap_asmpause;
2802 			statsp->mac_stats.link_pause =
2803 						statsp->mac_stats.cap_pause;
2804 		}
2805 
2806 		if ((statsp->port_stats.lb_mode == nxge_lb_ext1000) ||
2807 			(statsp->port_stats.lb_mode == nxge_lb_ext100) ||
2808 			(statsp->port_stats.lb_mode == nxge_lb_ext10)) {
2809 			if (statsp->port_stats.lb_mode == nxge_lb_ext1000) {
2810 				/* BCM5464R 1000mbps external loopback mode */
2811 				gcr.value = 0;
2812 				gcr.bits.ms_mode_en = 1;
2813 				gcr.bits.master = 1;
2814 				if ((status = nxge_mii_write(nxgep, xcvr_portn,
2815 #if defined(__i386)
2816 					(uint8_t)(uint32_t)(&mii_regs->gcr),
2817 #else
2818 					(uint8_t)(uint64_t)(&mii_regs->gcr),
2819 #endif
2820 					gcr.value))
2821 					!= NXGE_OK)
2822 					goto fail;
2823 				bmcr.value = 0;
2824 				bmcr.bits.speed_1000_sel = 1;
2825 				statsp->mac_stats.link_speed = 1000;
2826 			} else if (statsp->port_stats.lb_mode
2827 			    == nxge_lb_ext100) {
2828 				/* BCM5464R 100mbps external loopback mode */
2829 				bmcr.value = 0;
2830 				bmcr.bits.speed_sel = 1;
2831 				bmcr.bits.duplex_mode = 1;
2832 				statsp->mac_stats.link_speed = 100;
2833 			} else if (statsp->port_stats.lb_mode
2834 			    == nxge_lb_ext10) {
2835 				/* BCM5464R 10mbps external loopback mode */
2836 				bmcr.value = 0;
2837 				bmcr.bits.duplex_mode = 1;
2838 				statsp->mac_stats.link_speed = 10;
2839 			}
2840 		}
2841 	}
2842 
2843 	if ((status = nxge_mii_write(nxgep, xcvr_portn,
2844 #if defined(__i386)
2845 			(uint8_t)(uint32_t)(&mii_regs->bmcr),
2846 #else
2847 			(uint8_t)(uint64_t)(&mii_regs->bmcr),
2848 #endif
2849 			bmcr.value)) != NXGE_OK)
2850 		goto fail;
2851 
2852 	if ((status = nxge_mii_read(nxgep, xcvr_portn,
2853 #if defined(__i386)
2854 		(uint8_t)(uint32_t)(&mii_regs->bmcr), &bmcr.value)) != NXGE_OK)
2855 #else
2856 		(uint8_t)(uint64_t)(&mii_regs->bmcr), &bmcr.value)) != NXGE_OK)
2857 #endif
2858 		goto fail;
2859 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "bmcr = 0x%04X", bmcr.value));
2860 
2861 	/*
2862 	 * Initialize the xcvr status kept in the context structure.
2863 	 */
2864 	nxgep->soft_bmsr.value = 0;
2865 
2866 	if ((status = nxge_mii_read(nxgep, xcvr_portn,
2867 #if defined(__i386)
2868 		(uint8_t)(uint32_t)(&mii_regs->bmsr),
2869 #else
2870 		(uint8_t)(uint64_t)(&mii_regs->bmsr),
2871 #endif
2872 			&nxgep->bmsr.value)) != NXGE_OK)
2873 		goto fail;
2874 
2875 	statsp->mac_stats.xcvr_inits++;
2876 	nxgep->bmsr.value = 0;
2877 
2878 fail:
2879 	NXGE_DEBUG_MSG((nxgep, MAC_CTL,
2880 			"<== nxge_mii_xcvr_init status 0x%x", status));
2881 	return (status);
2882 }
2883 
2884 nxge_status_t
2885 nxge_mii_xcvr_fiber_init(p_nxge_t nxgep)
2886 {
2887 	p_nxge_param_t	param_arr;
2888 	p_nxge_stats_t	statsp;
2889 	uint8_t		xcvr_portn;
2890 	p_mii_regs_t	mii_regs;
2891 	mii_bmcr_t	bmcr;
2892 	mii_bmsr_t	bmsr;
2893 	mii_gcr_t	gcr;
2894 	mii_esr_t	esr;
2895 	mii_aux_ctl_t	bcm5464r_aux;
2896 	int		status = NXGE_OK;
2897 
2898 	uint_t delay;
2899 
2900 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "==> nxge_mii_xcvr_fiber_init"));
2901 
2902 	param_arr = nxgep->param_arr;
2903 	statsp = nxgep->statsp;
2904 	xcvr_portn = statsp->mac_stats.xcvr_portn;
2905 
2906 	mii_regs = NULL;
2907 
2908 	NXGE_DEBUG_MSG((nxgep, MAC_CTL,
2909 	    "nxge_mii_xcvr_fiber_init: "
2910 	    "nxge_param_autoneg = 0x%02x", param_arr[param_autoneg].value));
2911 
2912 	/*
2913 	 * Reset the transceiver.
2914 	 */
2915 	delay = 0;
2916 	bmcr.value = 0;
2917 	bmcr.bits.reset = 1;
2918 
2919 #if defined(__i386)
2920 
2921 	if ((status = nxge_mii_write(nxgep, xcvr_portn,
2922 	    (uint8_t)(uint32_t)(&mii_regs->bmcr), bmcr.value)) != NXGE_OK)
2923 		goto fail;
2924 #else
2925 	if ((status = nxge_mii_write(nxgep, xcvr_portn,
2926 	    (uint8_t)(uint64_t)(&mii_regs->bmcr), bmcr.value)) != NXGE_OK)
2927 		goto fail;
2928 #endif
2929 	do {
2930 		drv_usecwait(500);
2931 #if defined(__i386)
2932 		if ((status = nxge_mii_read(nxgep, xcvr_portn,
2933 		    (uint8_t)(uint32_t)(&mii_regs->bmcr), &bmcr.value))
2934 		    != NXGE_OK)
2935 			goto fail;
2936 #else
2937 		if ((status = nxge_mii_read(nxgep, xcvr_portn,
2938 		    (uint8_t)(uint64_t)(&mii_regs->bmcr), &bmcr.value))
2939 		    != NXGE_OK)
2940 			goto fail;
2941 #endif
2942 		delay++;
2943 	} while ((bmcr.bits.reset) && (delay < 1000));
2944 	if (delay == 1000) {
2945 		NXGE_DEBUG_MSG((nxgep, MAC_CTL, "Xcvr reset failed."));
2946 		goto fail;
2947 	}
2948 
2949 #if defined(__i386)
2950 	if ((status = nxge_mii_read(nxgep, xcvr_portn,
2951 	    (uint8_t)(uint32_t)(&mii_regs->bmsr), &bmsr.value)) != NXGE_OK)
2952 		goto fail;
2953 #else
2954 	if ((status = nxge_mii_read(nxgep, xcvr_portn,
2955 	    (uint8_t)(uint64_t)(&mii_regs->bmsr), &bmsr.value)) != NXGE_OK)
2956 		goto fail;
2957 #endif
2958 
2959 	param_arr[param_autoneg].value &= bmsr.bits.auto_neg_able;
2960 	param_arr[param_anar_100T4].value = 0;
2961 	param_arr[param_anar_100fdx].value = 0;
2962 	param_arr[param_anar_100hdx].value = 0;
2963 	param_arr[param_anar_10fdx].value = 0;
2964 	param_arr[param_anar_10hdx].value = 0;
2965 
2966 	/*
2967 	 * Initialize the xcvr statistics.
2968 	 */
2969 	statsp->mac_stats.cap_autoneg = bmsr.bits.auto_neg_able;
2970 	statsp->mac_stats.cap_100T4 = 0;
2971 	statsp->mac_stats.cap_100fdx = 0;
2972 	statsp->mac_stats.cap_100hdx = 0;
2973 	statsp->mac_stats.cap_10fdx = 0;
2974 	statsp->mac_stats.cap_10hdx = 0;
2975 	statsp->mac_stats.cap_asmpause = param_arr[param_anar_asmpause].value;
2976 	statsp->mac_stats.cap_pause = param_arr[param_anar_pause].value;
2977 
2978 	/*
2979 	 * Initialize the xcvr advertised capability statistics.
2980 	 */
2981 	statsp->mac_stats.adv_cap_autoneg = param_arr[param_autoneg].value;
2982 	statsp->mac_stats.adv_cap_1000fdx = param_arr[param_anar_1000fdx].value;
2983 	statsp->mac_stats.adv_cap_1000hdx = param_arr[param_anar_1000hdx].value;
2984 	statsp->mac_stats.adv_cap_100T4 = param_arr[param_anar_100T4].value;
2985 	statsp->mac_stats.adv_cap_100fdx = param_arr[param_anar_100fdx].value;
2986 	statsp->mac_stats.adv_cap_100hdx = param_arr[param_anar_100hdx].value;
2987 	statsp->mac_stats.adv_cap_10fdx = param_arr[param_anar_10fdx].value;
2988 	statsp->mac_stats.adv_cap_10hdx = param_arr[param_anar_10hdx].value;
2989 	statsp->mac_stats.adv_cap_asmpause =
2990 	    param_arr[param_anar_asmpause].value;
2991 	statsp->mac_stats.adv_cap_pause = param_arr[param_anar_pause].value;
2992 
2993 	/*
2994 	 * Check for extended status just in case we're
2995 	 * running a Gigibit phy.
2996 	 */
2997 	if (bmsr.bits.extend_status) {
2998 #if defined(__i386)
2999 		if ((status = nxge_mii_read(nxgep, xcvr_portn,
3000 		    (uint8_t)(uint32_t)(&mii_regs->esr), &esr.value)) !=
3001 		    NXGE_OK)
3002 			goto fail;
3003 #else
3004 		if ((status = nxge_mii_read(nxgep, xcvr_portn,
3005 		    (uint8_t)(uint64_t)(&mii_regs->esr), &esr.value)) !=
3006 		    NXGE_OK)
3007 			goto fail;
3008 #endif
3009 		param_arr[param_anar_1000fdx].value &=
3010 		    esr.bits.link_1000fdx;
3011 		param_arr[param_anar_1000hdx].value = 0;
3012 
3013 		statsp->mac_stats.cap_1000fdx =
3014 		    (esr.bits.link_1000Xfdx || esr.bits.link_1000fdx);
3015 		statsp->mac_stats.cap_1000hdx = 0;
3016 	} else {
3017 		param_arr[param_anar_1000fdx].value = 0;
3018 		param_arr[param_anar_1000hdx].value = 0;
3019 	}
3020 
3021 	/*
3022 	 * Initialize 1G Statistics once the capability is established.
3023 	 */
3024 	statsp->mac_stats.adv_cap_1000fdx = param_arr[param_anar_1000fdx].value;
3025 	statsp->mac_stats.adv_cap_1000hdx = param_arr[param_anar_1000hdx].value;
3026 
3027 	/*
3028 	 * Initialize the link statistics.
3029 	 */
3030 	statsp->mac_stats.link_T4 = 0;
3031 	statsp->mac_stats.link_asmpause = 0;
3032 	statsp->mac_stats.link_pause = 0;
3033 	statsp->mac_stats.link_speed = 0;
3034 	statsp->mac_stats.link_duplex = 0;
3035 	statsp->mac_stats.link_up = 0;
3036 
3037 	/*
3038 	 * Switch off Auto-negotiation, 100M and full duplex.
3039 	 */
3040 	bmcr.value = 0;
3041 #if defined(__i386)
3042 	if ((status = nxge_mii_write(nxgep, xcvr_portn,
3043 	    (uint8_t)(uint32_t)(&mii_regs->bmcr), bmcr.value)) != NXGE_OK)
3044 		goto fail;
3045 #else
3046 	if ((status = nxge_mii_write(nxgep, xcvr_portn,
3047 	    (uint8_t)(uint64_t)(&mii_regs->bmcr), bmcr.value)) != NXGE_OK)
3048 		goto fail;
3049 #endif
3050 
3051 	if ((statsp->port_stats.lb_mode == nxge_lb_phy) ||
3052 	    (statsp->port_stats.lb_mode == nxge_lb_phy1000)) {
3053 		bmcr.bits.loopback = 1;
3054 		bmcr.bits.enable_autoneg = 0;
3055 		if (statsp->port_stats.lb_mode == nxge_lb_phy1000)
3056 			bmcr.bits.speed_1000_sel = 1;
3057 		bmcr.bits.duplex_mode = 1;
3058 		param_arr[param_autoneg].value = 0;
3059 	} else {
3060 		bmcr.bits.loopback = 0;
3061 	}
3062 
3063 	if (statsp->port_stats.lb_mode == nxge_lb_ext1000) {
3064 		param_arr[param_autoneg].value = 0;
3065 		bcm5464r_aux.value = 0;
3066 		bcm5464r_aux.bits.ext_lb = 1;
3067 		bcm5464r_aux.bits.write_1 = 1;
3068 		if ((status = nxge_mii_write(nxgep, xcvr_portn,
3069 		    BCM5464R_AUX_CTL, bcm5464r_aux.value)) != NXGE_OK)
3070 			goto fail;
3071 	}
3072 
3073 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "Going into forced mode."));
3074 	bmcr.bits.speed_1000_sel = 1;
3075 	bmcr.bits.speed_sel = 0;
3076 	bmcr.bits.duplex_mode = 1;
3077 	statsp->mac_stats.link_speed = 1000;
3078 	statsp->mac_stats.link_duplex = 2;
3079 
3080 	if ((statsp->port_stats.lb_mode == nxge_lb_ext1000)) {
3081 		/* BCM5464R 1000mbps external loopback mode */
3082 		gcr.value = 0;
3083 		gcr.bits.ms_mode_en = 1;
3084 		gcr.bits.master = 1;
3085 #if defined(__i386)
3086 		if ((status = nxge_mii_write(nxgep, xcvr_portn,
3087 		    (uint8_t)(uint32_t)(&mii_regs->gcr),
3088 		    gcr.value)) != NXGE_OK)
3089 			goto fail;
3090 #else
3091 		if ((status = nxge_mii_write(nxgep, xcvr_portn,
3092 		    (uint8_t)(uint64_t)(&mii_regs->gcr),
3093 		    gcr.value)) != NXGE_OK)
3094 			goto fail;
3095 #endif
3096 		bmcr.value = 0;
3097 		bmcr.bits.speed_1000_sel = 1;
3098 		statsp->mac_stats.link_speed = 1000;
3099 	}
3100 
3101 #if defined(__i386)
3102 	if ((status = nxge_mii_write(nxgep, xcvr_portn,
3103 	    (uint8_t)(uint32_t)(&mii_regs->bmcr),
3104 	    bmcr.value)) != NXGE_OK)
3105 		goto fail;
3106 #else
3107 	if ((status = nxge_mii_write(nxgep, xcvr_portn,
3108 	    (uint8_t)(uint64_t)(&mii_regs->bmcr),
3109 	    bmcr.value)) != NXGE_OK)
3110 		goto fail;
3111 #endif
3112 
3113 	NXGE_DEBUG_MSG((nxgep, MAC_CTL,
3114 	    "nxge_mii_xcvr_fiber_init: value wrote bmcr = 0x%x",
3115 	    bmcr.value));
3116 
3117 #if defined(__i386)
3118 	if ((status = nxge_mii_read(nxgep, xcvr_portn,
3119 	    (uint8_t)(uint32_t)(&mii_regs->bmcr), &bmcr.value)) != NXGE_OK)
3120 		goto fail;
3121 #else
3122 	if ((status = nxge_mii_read(nxgep, xcvr_portn,
3123 	    (uint8_t)(uint64_t)(&mii_regs->bmcr), &bmcr.value)) != NXGE_OK)
3124 		goto fail;
3125 #endif
3126 
3127 	NXGE_DEBUG_MSG((nxgep, MAC_CTL,
3128 	    "nxge_mii_xcvr_fiber_init: read bmcr = 0x%04X", bmcr.value));
3129 
3130 	/*
3131 	 * Initialize the xcvr status kept in the context structure.
3132 	 */
3133 	nxgep->soft_bmsr.value = 0;
3134 #if defined(__i386)
3135 	if ((status = nxge_mii_read(nxgep, xcvr_portn,
3136 	    (uint8_t)(uint32_t)(&mii_regs->bmsr),
3137 	    &nxgep->bmsr.value)) != NXGE_OK)
3138 		goto fail;
3139 #else
3140 	if ((status = nxge_mii_read(nxgep, xcvr_portn,
3141 	    (uint8_t)(uint64_t)(&mii_regs->bmsr),
3142 	    &nxgep->bmsr.value)) != NXGE_OK)
3143 		goto fail;
3144 #endif
3145 
3146 	statsp->mac_stats.xcvr_inits++;
3147 	nxgep->bmsr.value = 0;
3148 
3149 	NXGE_DEBUG_MSG((nxgep, MAC_CTL,
3150 	    "<== nxge_mii_xcvr_fiber_init status 0x%x", status));
3151 	return (status);
3152 
3153 fail:
3154 	NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
3155 	    "<== nxge_mii_xcvr_fiber_init status 0x%x", status));
3156 	return (status);
3157 }
3158 
3159 /* Read from a MII compliant register */
3160 
3161 nxge_status_t
3162 nxge_mii_read(p_nxge_t nxgep, uint8_t xcvr_portn, uint8_t xcvr_reg,
3163 		uint16_t *value)
3164 {
3165 	npi_status_t rs = NPI_SUCCESS;
3166 
3167 	NXGE_DEBUG_MSG((nxgep, MIF_CTL, "==> nxge_mii_read: xcvr_port<%d>"
3168 			"xcvr_reg<%d>", xcvr_portn, xcvr_reg));
3169 
3170 	MUTEX_ENTER(&nxge_mii_lock);
3171 
3172 	if ((nxgep->mac.portmode == PORT_1G_COPPER) ||
3173 	    (nxgep->mac.portmode == PORT_1G_RGMII_FIBER)) {
3174 		if ((rs = npi_mac_mif_mii_read(nxgep->npi_handle,
3175 				xcvr_portn, xcvr_reg, value)) != NPI_SUCCESS)
3176 			goto fail;
3177 	} else if ((nxgep->mac.portmode == PORT_1G_FIBER) ||
3178 	    (nxgep->mac.portmode == PORT_1G_SERDES)) {
3179 		if ((rs = npi_mac_pcs_mii_read(nxgep->npi_handle,
3180 				xcvr_portn, xcvr_reg, value)) != NPI_SUCCESS)
3181 			goto fail;
3182 	} else
3183 		goto fail;
3184 
3185 	MUTEX_EXIT(&nxge_mii_lock);
3186 
3187 	NXGE_DEBUG_MSG((nxgep, MIF_CTL, "<== nxge_mii_read: xcvr_port<%d>"
3188 			"xcvr_reg<%d> value=0x%x",
3189 			xcvr_portn, xcvr_reg, *value));
3190 	return (NXGE_OK);
3191 fail:
3192 	MUTEX_EXIT(&nxge_mii_lock);
3193 	NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
3194 			"nxge_mii_read: Failed to read mii on xcvr %d",
3195 			xcvr_portn));
3196 
3197 	return (NXGE_ERROR | rs);
3198 }
3199 
3200 /* Write to a MII compliant Register */
3201 
3202 nxge_status_t
3203 nxge_mii_write(p_nxge_t nxgep, uint8_t xcvr_portn, uint8_t xcvr_reg,
3204 		uint16_t value)
3205 {
3206 	npi_status_t rs = NPI_SUCCESS;
3207 
3208 	NXGE_DEBUG_MSG((nxgep, MIF_CTL, "==> nxge_mii_write: xcvr_port<%d>"
3209 			"xcvr_reg<%d> value=0x%x", xcvr_portn, xcvr_reg,
3210 			value));
3211 
3212 	MUTEX_ENTER(&nxge_mii_lock);
3213 
3214 	if ((nxgep->mac.portmode == PORT_1G_COPPER) ||
3215 	    (nxgep->mac.portmode == PORT_1G_RGMII_FIBER)) {
3216 		if ((rs = npi_mac_mif_mii_write(nxgep->npi_handle,
3217 				xcvr_portn, xcvr_reg, value)) != NPI_SUCCESS)
3218 			goto fail;
3219 	} else if ((nxgep->mac.portmode == PORT_1G_FIBER) ||
3220 	    (nxgep->mac.portmode == PORT_1G_SERDES)) {
3221 		if ((rs = npi_mac_pcs_mii_write(nxgep->npi_handle,
3222 				xcvr_portn, xcvr_reg, value)) != NPI_SUCCESS)
3223 			goto fail;
3224 	} else
3225 		goto fail;
3226 
3227 	MUTEX_EXIT(&nxge_mii_lock);
3228 
3229 	NXGE_DEBUG_MSG((nxgep, MIF_CTL, "<== nxge_mii_write: xcvr_port<%d>"
3230 			"xcvr_reg<%d>", xcvr_portn, xcvr_reg));
3231 	return (NXGE_OK);
3232 fail:
3233 	MUTEX_EXIT(&nxge_mii_lock);
3234 
3235 	NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
3236 			"nxge_mii_write: Failed to write mii on xcvr %d",
3237 			xcvr_portn));
3238 
3239 	return (NXGE_ERROR | rs);
3240 }
3241 
3242 /* Perform read from Clause45 serdes / transceiver device */
3243 
3244 nxge_status_t
3245 nxge_mdio_read(p_nxge_t nxgep, uint8_t xcvr_portn, uint8_t device,
3246 		uint16_t xcvr_reg, uint16_t *value)
3247 {
3248 	npi_status_t rs = NPI_SUCCESS;
3249 
3250 	NXGE_DEBUG_MSG((nxgep, MIF_CTL, "==> nxge_mdio_read: xcvr_port<%d>",
3251 			xcvr_portn));
3252 
3253 	MUTEX_ENTER(&nxge_mdio_lock);
3254 
3255 	if ((rs = npi_mac_mif_mdio_read(nxgep->npi_handle,
3256 			xcvr_portn, device, xcvr_reg, value)) != NPI_SUCCESS)
3257 		goto fail;
3258 
3259 	MUTEX_EXIT(&nxge_mdio_lock);
3260 
3261 	NXGE_DEBUG_MSG((nxgep, MIF_CTL, "<== nxge_mdio_read: xcvr_port<%d>",
3262 			xcvr_portn));
3263 	return (NXGE_OK);
3264 fail:
3265 	MUTEX_EXIT(&nxge_mdio_lock);
3266 
3267 	NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
3268 			"nxge_mdio_read: Failed to read mdio on xcvr %d",
3269 			xcvr_portn));
3270 
3271 	return (NXGE_ERROR | rs);
3272 }
3273 
3274 /* Perform write to Clause45 serdes / transceiver device */
3275 
3276 nxge_status_t
3277 nxge_mdio_write(p_nxge_t nxgep, uint8_t xcvr_portn, uint8_t device,
3278 		uint16_t xcvr_reg, uint16_t value)
3279 {
3280 	npi_status_t rs = NPI_SUCCESS;
3281 
3282 	NXGE_DEBUG_MSG((nxgep, MIF_CTL, "==> nxge_mdio_write: xcvr_port<%d>",
3283 			xcvr_portn));
3284 
3285 	MUTEX_ENTER(&nxge_mdio_lock);
3286 
3287 	if ((rs = npi_mac_mif_mdio_write(nxgep->npi_handle,
3288 			xcvr_portn, device, xcvr_reg, value)) != NPI_SUCCESS)
3289 		goto fail;
3290 
3291 	MUTEX_EXIT(&nxge_mdio_lock);
3292 
3293 	NXGE_DEBUG_MSG((nxgep, MIF_CTL, "<== nxge_mdio_write: xcvr_port<%d>",
3294 			xcvr_portn));
3295 	return (NXGE_OK);
3296 fail:
3297 	MUTEX_EXIT(&nxge_mdio_lock);
3298 
3299 	NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
3300 			"nxge_mdio_write: Failed to write mdio on xcvr %d",
3301 			xcvr_portn));
3302 
3303 	return (NXGE_ERROR | rs);
3304 }
3305 
3306 
3307 /* Check MII to see if there is any link status change */
3308 
3309 nxge_status_t
3310 nxge_mii_check(p_nxge_t nxgep, mii_bmsr_t bmsr, mii_bmsr_t bmsr_ints,
3311 		nxge_link_state_t *link_up)
3312 {
3313 	p_nxge_param_t	param_arr;
3314 	p_nxge_stats_t	statsp;
3315 	p_mii_regs_t	mii_regs;
3316 	p_mii_bmsr_t	soft_bmsr;
3317 	mii_anar_t	anar;
3318 	mii_anlpar_t	anlpar;
3319 	mii_anar_t	an_common;
3320 	mii_aner_t	aner;
3321 	mii_gsr_t	gsr;
3322 	nxge_status_t	status = NXGE_OK;
3323 
3324 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "==> nxge_mii_check"));
3325 
3326 	mii_regs = NULL;
3327 	param_arr = nxgep->param_arr;
3328 	statsp = nxgep->statsp;
3329 	soft_bmsr = &nxgep->soft_bmsr;
3330 	*link_up = LINK_NO_CHANGE;
3331 
3332 	NXGE_DEBUG_MSG((nxgep, MAC_CTL,
3333 	    "==> nxge_mii_check bmsr 0x%x bmsr_int 0x%x",
3334 	    bmsr.value, bmsr_ints.value));
3335 
3336 	if (bmsr_ints.bits.link_status) {
3337 		NXGE_DEBUG_MSG((nxgep, MAC_CTL,
3338 		    "==> nxge_mii_check (link up) bmsr 0x%x bmsr_int 0x%x",
3339 		    bmsr.value, bmsr_ints.value));
3340 		if (bmsr.bits.link_status) {
3341 			soft_bmsr->bits.link_status = 1;
3342 		NXGE_DEBUG_MSG((nxgep, MAC_CTL,
3343 		    "==> nxge_mii_check (link up) soft bmsr 0x%x bmsr_int "
3344 		    "0x%x", bmsr.value, bmsr_ints.value));
3345 		} else {
3346 			statsp->mac_stats.link_up = 0;
3347 			soft_bmsr->bits.link_status = 0;
3348 			NXGE_DEBUG_MSG((nxgep, MAC_CTL,
3349 					"Link down cable problem"));
3350 			*link_up = LINK_IS_DOWN;
3351 		}
3352 	}
3353 
3354 	if (nxgep->mac.portmode == PORT_1G_COPPER &&
3355 	    param_arr[param_autoneg].value) {
3356 		if (bmsr_ints.bits.auto_neg_complete) {
3357 			if (bmsr.bits.auto_neg_complete)
3358 				soft_bmsr->bits.auto_neg_complete = 1;
3359 			else
3360 				soft_bmsr->bits.auto_neg_complete = 0;
3361 		}
3362 		if (soft_bmsr->bits.link_status == 0) {
3363 			statsp->mac_stats.link_T4 = 0;
3364 			statsp->mac_stats.link_speed = 0;
3365 			statsp->mac_stats.link_duplex = 0;
3366 			statsp->mac_stats.link_asmpause = 0;
3367 			statsp->mac_stats.link_pause = 0;
3368 			statsp->mac_stats.lp_cap_autoneg = 0;
3369 			statsp->mac_stats.lp_cap_100T4 = 0;
3370 			statsp->mac_stats.lp_cap_1000fdx = 0;
3371 			statsp->mac_stats.lp_cap_1000hdx = 0;
3372 			statsp->mac_stats.lp_cap_100fdx = 0;
3373 			statsp->mac_stats.lp_cap_100hdx = 0;
3374 			statsp->mac_stats.lp_cap_10fdx = 0;
3375 			statsp->mac_stats.lp_cap_10hdx = 0;
3376 			statsp->mac_stats.lp_cap_10gfdx = 0;
3377 			statsp->mac_stats.lp_cap_10ghdx = 0;
3378 			statsp->mac_stats.lp_cap_asmpause = 0;
3379 			statsp->mac_stats.lp_cap_pause = 0;
3380 		}
3381 	} else
3382 		soft_bmsr->bits.auto_neg_complete = 1;
3383 
3384 	if ((bmsr_ints.bits.link_status ||
3385 		bmsr_ints.bits.auto_neg_complete) &&
3386 		soft_bmsr->bits.link_status &&
3387 		soft_bmsr->bits.auto_neg_complete) {
3388 		statsp->mac_stats.link_up = 1;
3389 
3390 		NXGE_DEBUG_MSG((nxgep, MAC_CTL,
3391 		    "==> nxge_mii_check "
3392 		    "(auto negotiation complete or link up) "
3393 		    "soft bmsr 0x%x bmsr_int 0x%x",
3394 		    bmsr.value, bmsr_ints.value));
3395 
3396 		if (nxgep->mac.portmode == PORT_1G_COPPER &&
3397 		    param_arr[param_autoneg].value) {
3398 			if ((status = nxge_mii_read(nxgep,
3399 				statsp->mac_stats.xcvr_portn,
3400 #if defined(__i386)
3401 				(uint8_t)(uint32_t)(&mii_regs->anar),
3402 #else
3403 				(uint8_t)(uint64_t)(&mii_regs->anar),
3404 #endif
3405 					&anar.value)) != NXGE_OK)
3406 				goto fail;
3407 			if ((status = nxge_mii_read(nxgep,
3408 				statsp->mac_stats.xcvr_portn,
3409 #if defined(__i386)
3410 				(uint8_t)(uint32_t)(&mii_regs->anlpar),
3411 #else
3412 				(uint8_t)(uint64_t)(&mii_regs->anlpar),
3413 #endif
3414 					&anlpar.value)) != NXGE_OK)
3415 				goto fail;
3416 			if ((status = nxge_mii_read(nxgep,
3417 				statsp->mac_stats.xcvr_portn,
3418 #if defined(__i386)
3419 				(uint8_t)(uint32_t)(&mii_regs->aner),
3420 #else
3421 				(uint8_t)(uint64_t)(&mii_regs->aner),
3422 #endif
3423 					&aner.value)) != NXGE_OK)
3424 				goto fail;
3425 			statsp->mac_stats.lp_cap_autoneg = aner.bits.lp_an_able;
3426 			statsp->mac_stats.lp_cap_100T4 = anlpar.bits.cap_100T4;
3427 			statsp->mac_stats.lp_cap_100fdx =
3428 							anlpar.bits.cap_100fdx;
3429 			statsp->mac_stats.lp_cap_100hdx =
3430 							anlpar.bits.cap_100hdx;
3431 			statsp->mac_stats.lp_cap_10fdx = anlpar.bits.cap_10fdx;
3432 			statsp->mac_stats.lp_cap_10hdx = anlpar.bits.cap_10hdx;
3433 			statsp->mac_stats.lp_cap_asmpause =
3434 						anlpar.bits.cap_asmpause;
3435 			statsp->mac_stats.lp_cap_pause = anlpar.bits.cap_pause;
3436 			an_common.value = anar.value & anlpar.value;
3437 			if (param_arr[param_anar_1000fdx].value ||
3438 				param_arr[param_anar_1000hdx].value) {
3439 				if ((status = nxge_mii_read(nxgep,
3440 					statsp->mac_stats.xcvr_portn,
3441 #if defined(__i386)
3442 					(uint8_t)(uint32_t)(&mii_regs->gsr),
3443 #else
3444 					(uint8_t)(uint64_t)(&mii_regs->gsr),
3445 #endif
3446 						&gsr.value))
3447 						!= NXGE_OK)
3448 					goto fail;
3449 				statsp->mac_stats.lp_cap_1000fdx =
3450 					gsr.bits.link_1000fdx;
3451 				statsp->mac_stats.lp_cap_1000hdx =
3452 					gsr.bits.link_1000hdx;
3453 				if (param_arr[param_anar_1000fdx].value &&
3454 					gsr.bits.link_1000fdx) {
3455 					statsp->mac_stats.link_speed = 1000;
3456 					statsp->mac_stats.link_duplex = 2;
3457 				} else if (
3458 					param_arr[param_anar_1000hdx].value &&
3459 						gsr.bits.link_1000hdx) {
3460 					statsp->mac_stats.link_speed = 1000;
3461 					statsp->mac_stats.link_duplex = 1;
3462 				}
3463 			}
3464 			if ((an_common.value != 0) &&
3465 					!(statsp->mac_stats.link_speed)) {
3466 				if (an_common.bits.cap_100T4) {
3467 					statsp->mac_stats.link_T4 = 1;
3468 					statsp->mac_stats.link_speed = 100;
3469 					statsp->mac_stats.link_duplex = 1;
3470 				} else if (an_common.bits.cap_100fdx) {
3471 					statsp->mac_stats.link_speed = 100;
3472 					statsp->mac_stats.link_duplex = 2;
3473 				} else if (an_common.bits.cap_100hdx) {
3474 					statsp->mac_stats.link_speed = 100;
3475 					statsp->mac_stats.link_duplex = 1;
3476 				} else if (an_common.bits.cap_10fdx) {
3477 					statsp->mac_stats.link_speed = 10;
3478 					statsp->mac_stats.link_duplex = 2;
3479 				} else if (an_common.bits.cap_10hdx) {
3480 					statsp->mac_stats.link_speed = 10;
3481 					statsp->mac_stats.link_duplex = 1;
3482 				} else {
3483 					goto fail;
3484 				}
3485 			}
3486 			if (statsp->mac_stats.link_duplex != 1) {
3487 				statsp->mac_stats.link_asmpause =
3488 					an_common.bits.cap_asmpause;
3489 				if (statsp->mac_stats.link_asmpause)
3490 				if ((statsp->mac_stats.cap_pause == 0) &&
3491 						(statsp->mac_stats.lp_cap_pause
3492 						== 1))
3493 						statsp->mac_stats.link_pause
3494 						= 0;
3495 					else
3496 						statsp->mac_stats.link_pause
3497 						= 1;
3498 				else
3499 					statsp->mac_stats.link_pause =
3500 						an_common.bits.cap_pause;
3501 			}
3502 		} else if (nxgep->mac.portmode == PORT_1G_RGMII_FIBER) {
3503 			statsp->mac_stats.link_speed = 1000;
3504 			statsp->mac_stats.link_duplex = 2;
3505 		}
3506 		*link_up = LINK_IS_UP;
3507 	}
3508 
3509 	if (nxgep->link_notify) {
3510 		*link_up = ((statsp->mac_stats.link_up) ? LINK_IS_UP :
3511 				LINK_IS_DOWN);
3512 		nxgep->link_notify = B_FALSE;
3513 	}
3514 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "<== nxge_mii_check"));
3515 	return (NXGE_OK);
3516 fail:
3517 	NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
3518 			"nxge_mii_check: Unable to check MII"));
3519 	return (status);
3520 }
3521 
3522 /* Check PCS to see if there is any link status change */
3523 nxge_status_t
3524 nxge_pcs_check(p_nxge_t nxgep, uint8_t portn, nxge_link_state_t *link_up)
3525 {
3526 	p_nxge_stats_t	statsp;
3527 	nxge_status_t	status = NXGE_OK;
3528 	boolean_t	linkup;
3529 
3530 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "==> nxge_pcs_check"));
3531 
3532 	statsp = nxgep->statsp;
3533 	*link_up = LINK_NO_CHANGE;
3534 
3535 	(void) npi_mac_get_link_status(nxgep->npi_handle, portn, &linkup);
3536 	if (linkup) {
3537 		if (nxgep->link_notify ||
3538 		    nxgep->statsp->mac_stats.link_up == 0) {
3539 			statsp->mac_stats.link_up = 1;
3540 			statsp->mac_stats.link_speed = 1000;
3541 			statsp->mac_stats.link_duplex = 2;
3542 			*link_up = LINK_IS_UP;
3543 			nxgep->link_notify = B_FALSE;
3544 		}
3545 	} else {
3546 		if (nxgep->link_notify ||
3547 		    nxgep->statsp->mac_stats.link_up == 1) {
3548 			statsp->mac_stats.link_up = 0;
3549 			statsp->mac_stats.link_speed = 0;
3550 			statsp->mac_stats.link_duplex = 0;
3551 			*link_up = LINK_IS_DOWN;
3552 			nxgep->link_notify = B_FALSE;
3553 		}
3554 	}
3555 
3556 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "<== nxge_pcs_check"));
3557 	return (NXGE_OK);
3558 fail:
3559 	NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
3560 	    "nxge_pcs_check: Unable to check PCS"));
3561 	return (status);
3562 }
3563 
3564 /* Add a multicast address entry into the HW hash table */
3565 
3566 nxge_status_t
3567 nxge_add_mcast_addr(p_nxge_t nxgep, struct ether_addr *addrp)
3568 {
3569 	uint32_t mchash;
3570 	p_hash_filter_t hash_filter;
3571 	uint16_t hash_bit;
3572 	boolean_t rx_init = B_FALSE;
3573 	uint_t j;
3574 	nxge_status_t status = NXGE_OK;
3575 
3576 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "==> nxge_add_mcast_addr"));
3577 
3578 	RW_ENTER_WRITER(&nxgep->filter_lock);
3579 	mchash = crc32_mchash(addrp);
3580 	if (nxgep->hash_filter == NULL) {
3581 		NXGE_DEBUG_MSG((NULL, STR_CTL,
3582 			"Allocating hash filter storage."));
3583 		nxgep->hash_filter = KMEM_ZALLOC(sizeof (hash_filter_t),
3584 					KM_SLEEP);
3585 	}
3586 	hash_filter = nxgep->hash_filter;
3587 	j = mchash / HASH_REG_WIDTH;
3588 	hash_bit = (1 << (mchash % HASH_REG_WIDTH));
3589 	hash_filter->hash_filter_regs[j] |= hash_bit;
3590 	hash_filter->hash_bit_ref_cnt[mchash]++;
3591 	if (hash_filter->hash_bit_ref_cnt[mchash] == 1) {
3592 		hash_filter->hash_ref_cnt++;
3593 		rx_init = B_TRUE;
3594 	}
3595 	if (rx_init) {
3596 		if ((status = nxge_rx_mac_disable(nxgep)) != NXGE_OK)
3597 			goto fail;
3598 		if ((status = nxge_rx_mac_enable(nxgep)) != NXGE_OK)
3599 			goto fail;
3600 	}
3601 
3602 	RW_EXIT(&nxgep->filter_lock);
3603 
3604 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "<== nxge_add_mcast_addr"));
3605 
3606 	return (NXGE_OK);
3607 fail:
3608 	RW_EXIT(&nxgep->filter_lock);
3609 	NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL, "nxge_add_mcast_addr: "
3610 					"Unable to add multicast address"));
3611 	return (status);
3612 }
3613 
3614 /* Remove a multicast address entry from the HW hash table */
3615 
3616 nxge_status_t
3617 nxge_del_mcast_addr(p_nxge_t nxgep, struct ether_addr *addrp)
3618 {
3619 	uint32_t mchash;
3620 	p_hash_filter_t hash_filter;
3621 	uint16_t hash_bit;
3622 	boolean_t rx_init = B_FALSE;
3623 	uint_t j;
3624 	nxge_status_t status = NXGE_OK;
3625 
3626 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "==> nxge_del_mcast_addr"));
3627 	RW_ENTER_WRITER(&nxgep->filter_lock);
3628 	mchash = crc32_mchash(addrp);
3629 	if (nxgep->hash_filter == NULL) {
3630 		NXGE_DEBUG_MSG((NULL, STR_CTL,
3631 			"Hash filter already de_allocated."));
3632 		RW_EXIT(&nxgep->filter_lock);
3633 		NXGE_DEBUG_MSG((nxgep, MAC_CTL, "<== nxge_del_mcast_addr"));
3634 		return (NXGE_OK);
3635 	}
3636 	hash_filter = nxgep->hash_filter;
3637 	hash_filter->hash_bit_ref_cnt[mchash]--;
3638 	if (hash_filter->hash_bit_ref_cnt[mchash] == 0) {
3639 		j = mchash / HASH_REG_WIDTH;
3640 		hash_bit = (1 << (mchash % HASH_REG_WIDTH));
3641 		hash_filter->hash_filter_regs[j] &= ~hash_bit;
3642 		hash_filter->hash_ref_cnt--;
3643 		rx_init = B_TRUE;
3644 	}
3645 	if (hash_filter->hash_ref_cnt == 0) {
3646 		NXGE_DEBUG_MSG((NULL, STR_CTL,
3647 			"De-allocating hash filter storage."));
3648 		KMEM_FREE(hash_filter, sizeof (hash_filter_t));
3649 		nxgep->hash_filter = NULL;
3650 	}
3651 
3652 	if (rx_init) {
3653 		if ((status = nxge_rx_mac_disable(nxgep)) != NXGE_OK)
3654 			goto fail;
3655 		if ((status = nxge_rx_mac_enable(nxgep)) != NXGE_OK)
3656 			goto fail;
3657 	}
3658 	RW_EXIT(&nxgep->filter_lock);
3659 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "<== nxge_del_mcast_addr"));
3660 
3661 	return (NXGE_OK);
3662 fail:
3663 	RW_EXIT(&nxgep->filter_lock);
3664 	NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL, "nxge_del_mcast_addr: "
3665 			"Unable to remove multicast address"));
3666 
3667 	return (status);
3668 }
3669 
3670 /* Set MAC address into MAC address HW registers */
3671 
3672 nxge_status_t
3673 nxge_set_mac_addr(p_nxge_t nxgep, struct ether_addr *addrp)
3674 {
3675 	nxge_status_t status = NXGE_OK;
3676 
3677 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "==> nxge_set_mac_addr"));
3678 
3679 	MUTEX_ENTER(&nxgep->ouraddr_lock);
3680 	/*
3681 	 * Exit if the address is same as ouraddr or multicast or broadcast
3682 	 */
3683 	if (((addrp->ether_addr_octet[0] & 01) == 1) ||
3684 		(ether_cmp(addrp, &etherbroadcastaddr) == 0) ||
3685 		(ether_cmp(addrp, &nxgep->ouraddr) == 0)) {
3686 		goto nxge_set_mac_addr_exit;
3687 	}
3688 	nxgep->ouraddr = *addrp;
3689 	/*
3690 	 * Set new interface local address and re-init device.
3691 	 * This is destructive to any other streams attached
3692 	 * to this device.
3693 	 */
3694 	RW_ENTER_WRITER(&nxgep->filter_lock);
3695 	if ((status = nxge_rx_mac_disable(nxgep)) != NXGE_OK)
3696 		goto fail;
3697 	if ((status = nxge_rx_mac_enable(nxgep)) != NXGE_OK)
3698 		goto fail;
3699 
3700 	RW_EXIT(&nxgep->filter_lock);
3701 	MUTEX_EXIT(&nxgep->ouraddr_lock);
3702 	goto nxge_set_mac_addr_end;
3703 nxge_set_mac_addr_exit:
3704 	MUTEX_EXIT(&nxgep->ouraddr_lock);
3705 nxge_set_mac_addr_end:
3706 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "<== nxge_set_mac_addr"));
3707 
3708 	return (NXGE_OK);
3709 fail:
3710 	MUTEX_EXIT(&nxgep->ouraddr_lock);
3711 	NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL, "nxge_set_mac_addr: "
3712 			"Unable to set mac address"));
3713 	return (status);
3714 }
3715 
3716 static
3717 check_link_state_t
3718 nxge_check_link_stop(
3719 	nxge_t *nxge)
3720 {
3721 	/* If the poll has been cancelled, return STOP. */
3722 	MUTEX_ENTER(&nxge->poll_lock);
3723 	if (nxge->suspended || nxge->poll_state == LINK_MONITOR_STOPPING) {
3724 		nxge->poll_state = LINK_MONITOR_STOP;
3725 		nxge->nxge_link_poll_timerid = 0;
3726 		cv_broadcast(&nxge->poll_cv);
3727 		MUTEX_EXIT(&nxge->poll_lock);
3728 
3729 		NXGE_DEBUG_MSG((nxge, MAC_CTL,
3730 		    "nxge_check_%s_link(port<%d>) stopped.",
3731 		    nxge->mac.portmode == PORT_10G_FIBER ? "10g" : "mii",
3732 		    nxge->mac.portnum));
3733 		return (CHECK_LINK_STOP);
3734 	}
3735 	MUTEX_EXIT(&nxge->poll_lock);
3736 
3737 	return (CHECK_LINK_RESCHEDULE);
3738 }
3739 
3740 /* Check status of MII (MIF or PCS) link */
3741 
3742 static nxge_status_t
3743 nxge_check_mii_link(p_nxge_t nxgep)
3744 {
3745 	mii_bmsr_t bmsr_ints, bmsr_data;
3746 	mii_anlpar_t anlpar;
3747 	mii_gsr_t gsr;
3748 	p_mii_regs_t mii_regs;
3749 	nxge_status_t status = NXGE_OK;
3750 	uint8_t portn;
3751 	nxge_link_state_t link_up;
3752 
3753 	if (nxgep->nxge_magic != NXGE_MAGIC)
3754 		return (NXGE_ERROR);
3755 
3756 	if (nxge_check_link_stop(nxgep) == CHECK_LINK_STOP)
3757 		return (NXGE_OK);
3758 
3759 	portn = nxgep->mac.portnum;
3760 
3761 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "==> nxge_check_mii_link port<%d>",
3762 	    portn));
3763 
3764 	mii_regs = NULL;
3765 
3766 	RW_ENTER_WRITER(&nxgep->filter_lock);
3767 
3768 	if (nxgep->statsp->port_stats.lb_mode > nxge_lb_ext10)
3769 		goto nxge_check_mii_link_exit;
3770 
3771 	switch (nxgep->mac.portmode) {
3772 	default:
3773 		bmsr_data.value = 0;
3774 		if ((status = nxge_mii_read(nxgep,
3775 		    nxgep->statsp->mac_stats.xcvr_portn,
3776 #if defined(__i386)
3777 		    (uint8_t)(uint32_t)(&mii_regs->bmsr),
3778 #else
3779 		    (uint8_t)(uint64_t)(&mii_regs->bmsr),
3780 #endif
3781 		    &bmsr_data.value)) != NXGE_OK) {
3782 			goto fail;
3783 		}
3784 
3785 		NXGE_DEBUG_MSG((nxgep, MAC_CTL,
3786 		    "==> nxge_check_mii_link port<0x%x> "
3787 		    "RIGHT AFTER READ bmsr_data 0x%x (nxgep->bmsr 0x%x ",
3788 		    xcvr_portn, bmsr_data.value, nxgep->bmsr.value));
3789 
3790 		if (nxgep->param_arr[param_autoneg].value) {
3791 			if ((status = nxge_mii_read(nxgep,
3792 				nxgep->statsp->mac_stats.xcvr_portn,
3793 #if defined(__i386)
3794 				(uint8_t)(uint32_t)(&mii_regs->gsr),
3795 #else
3796 				(uint8_t)(uint64_t)(&mii_regs->gsr),
3797 #endif
3798 				&gsr.value)) != NXGE_OK)
3799 				goto fail;
3800 			if ((status = nxge_mii_read(nxgep,
3801 				nxgep->statsp->mac_stats.xcvr_portn,
3802 #if defined(__i386)
3803 				(uint8_t)(uint32_t)(&mii_regs->anlpar),
3804 #else
3805 				(uint8_t)(uint64_t)(&mii_regs->anlpar),
3806 #endif
3807 				&anlpar.value)) != NXGE_OK)
3808 				goto fail;
3809 			if (nxgep->mac.portmode != PORT_1G_RGMII_FIBER) {
3810 
3811 				if (nxgep->statsp->mac_stats.link_up &&
3812 				    ((nxgep->statsp->mac_stats.lp_cap_1000fdx ^
3813 				    gsr.bits.link_1000fdx) ||
3814 				    (nxgep->statsp->mac_stats.lp_cap_1000hdx ^
3815 				    gsr.bits.link_1000hdx) ||
3816 				    (nxgep->statsp->mac_stats.lp_cap_100T4 ^
3817 				    anlpar.bits.cap_100T4) ||
3818 				    (nxgep->statsp->mac_stats.lp_cap_100fdx ^
3819 				    anlpar.bits.cap_100fdx) ||
3820 				    (nxgep->statsp->mac_stats.lp_cap_100hdx ^
3821 				    anlpar.bits.cap_100hdx) ||
3822 				    (nxgep->statsp->mac_stats.lp_cap_10fdx ^
3823 				    anlpar.bits.cap_10fdx) ||
3824 				    (nxgep->statsp->mac_stats.lp_cap_10hdx ^
3825 				    anlpar.bits.cap_10hdx))) {
3826 					bmsr_data.bits.link_status = 0;
3827 				}
3828 			}
3829 		}
3830 
3831 		/* Workaround for link down issue */
3832 		if (bmsr_data.value == 0) {
3833 			cmn_err(CE_NOTE, "!LINK DEBUG: Read zero bmsr\n");
3834 			goto nxge_check_mii_link_exit;
3835 		}
3836 
3837 		NXGE_DEBUG_MSG((nxgep, MAC_CTL,
3838 		    "==> nxge_check_mii_link port<0x%x> :"
3839 		    "BEFORE BMSR ^ nxgep->bmsr 0x%x bmsr_data 0x%x",
3840 		    xcvr_portn, nxgep->bmsr.value, bmsr_data.value));
3841 
3842 		bmsr_ints.value = nxgep->bmsr.value ^ bmsr_data.value;
3843 		nxgep->bmsr.value = bmsr_data.value;
3844 
3845 		NXGE_DEBUG_MSG((nxgep, MAC_CTL,
3846 		    "==> nxge_check_mii_link port<0x%x> CALLING "
3847 		    "bmsr_data 0x%x bmsr_ints.value 0x%x",
3848 		    xcvr_portn, bmsr_data.value, bmsr_ints.value));
3849 
3850 		if ((status = nxge_mii_check(nxgep, bmsr_data, bmsr_ints,
3851 		    &link_up)) != NXGE_OK) {
3852 			goto fail;
3853 		}
3854 		break;
3855 
3856 	case PORT_1G_SERDES:
3857 		NXGE_DEBUG_MSG((nxgep, MAC_CTL,
3858 		    "==> nxge_check_mii_link port<%d> (SERDES)", portn));
3859 		if ((status = nxge_pcs_check(nxgep, portn, &link_up))
3860 		    != NXGE_OK) {
3861 			goto fail;
3862 		}
3863 		break;
3864 	}
3865 
3866 nxge_check_mii_link_exit:
3867 	RW_EXIT(&nxgep->filter_lock);
3868 	if (link_up == LINK_IS_UP) {
3869 		nxge_link_is_up(nxgep);
3870 	} else if (link_up == LINK_IS_DOWN) {
3871 		nxge_link_is_down(nxgep);
3872 	}
3873 
3874 	(void) nxge_link_monitor(nxgep, LINK_MONITOR_START);
3875 
3876 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "<== nxge_check_mii_link port<%d>",
3877 				portn));
3878 	return (NXGE_OK);
3879 
3880 fail:
3881 	RW_EXIT(&nxgep->filter_lock);
3882 
3883 	(void) nxge_link_monitor(nxgep, LINK_MONITOR_START);
3884 	NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
3885 			"nxge_check_mii_link: Failed to check link port<%d>",
3886 			portn));
3887 	return (status);
3888 }
3889 
3890 
3891 /*ARGSUSED*/
3892 static nxge_status_t
3893 nxge_check_10g_link(p_nxge_t nxgep)
3894 {
3895 	uint8_t		portn;
3896 	nxge_status_t	status = NXGE_OK;
3897 	boolean_t	link_up, xpcs_up, xmac_up;
3898 	uint32_t	val;
3899 	npi_status_t	rs;
3900 
3901 	if (nxgep->nxge_magic != NXGE_MAGIC)
3902 		return (NXGE_ERROR);
3903 
3904 	if (nxge_check_link_stop(nxgep) == CHECK_LINK_STOP)
3905 		return (NXGE_OK);
3906 
3907 	portn = nxgep->mac.portnum;
3908 	val = 0;
3909 	rs = NPI_SUCCESS;
3910 
3911 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "==> nxge_check_10g_link port<%d>",
3912 	    portn));
3913 
3914 	switch (nxgep->mac.portmode) {
3915 	default:
3916 		status = nxge_check_bcm8704_link(nxgep, &link_up);
3917 		if (status != NXGE_OK)
3918 			goto fail;
3919 		break;
3920 	case PORT_10G_SERDES:
3921 		rs = npi_xmac_xpcs_read(nxgep->npi_handle, nxgep->mac.portnum,
3922 		    XPCS_REG_STATUS1, &val);
3923 		if (rs != 0)
3924 			goto fail;
3925 
3926 		link_up = B_FALSE;
3927 		xmac_up = B_FALSE;
3928 		xpcs_up = B_FALSE;
3929 		if (val & XPCS_STATUS1_RX_LINK_STATUS_UP) {
3930 			xpcs_up = B_TRUE;
3931 		}
3932 
3933 		NXGE_DEBUG_MSG((nxgep, MAC_CTL,
3934 		    "==> nxge_check_10g_link port<%d> "
3935 		    "XPCS_REG_STATUS1 0x%x xpcs_up %d",
3936 		    portn, val, xpcs_up));
3937 		/*
3938 		 * Read the xMAC internal signal 2 register.
3939 		 * This register should be the superset of the XPCS when wanting
3940 		 * to get the link status. If this register read is proved to be
3941 		 * reliable, there is no need to read the XPCS register.
3942 		 */
3943 		xmac_up = B_TRUE;
3944 		XMAC_REG_RD(nxgep->npi_handle, portn, XMAC_INTERN2_REG, &val);
3945 		if (val & XMAC_IS2_LOCAL_FLT_OC_SYNC) { /* link is down */
3946 			xmac_up = B_FALSE;
3947 		}
3948 
3949 		NXGE_DEBUG_MSG((nxgep, MAC_CTL,
3950 		    "==> nxge_check_10g_link port<%d> "
3951 		    "XMAC_INTERN2_REG 0x%x xmac_up %d",
3952 		    portn, val, xmac_up));
3953 
3954 		if (xpcs_up && xmac_up) {
3955 			link_up = B_TRUE;
3956 		}
3957 		break;
3958 	}
3959 
3960 	if (link_up) {
3961 		if (nxgep->link_notify ||
3962 			nxgep->statsp->mac_stats.link_up == 0) {
3963 			if (nxge_10g_link_led_on(nxgep) != NXGE_OK)
3964 				goto fail;
3965 			nxgep->statsp->mac_stats.link_up = 1;
3966 			nxgep->statsp->mac_stats.link_speed = 10000;
3967 			nxgep->statsp->mac_stats.link_duplex = 2;
3968 
3969 			nxge_link_is_up(nxgep);
3970 			nxgep->link_notify = B_FALSE;
3971 		}
3972 	} else {
3973 		if (nxgep->link_notify ||
3974 			nxgep->statsp->mac_stats.link_up == 1) {
3975 			if (nxge_10g_link_led_off(nxgep) != NXGE_OK)
3976 				goto fail;
3977 			NXGE_DEBUG_MSG((nxgep, MAC_CTL,
3978 					"Link down cable problem"));
3979 			nxgep->statsp->mac_stats.link_up = 0;
3980 			nxgep->statsp->mac_stats.link_speed = 0;
3981 			nxgep->statsp->mac_stats.link_duplex = 0;
3982 
3983 			nxge_link_is_down(nxgep);
3984 			nxgep->link_notify = B_FALSE;
3985 		}
3986 	}
3987 
3988 	(void) nxge_link_monitor(nxgep, LINK_MONITOR_START);
3989 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "<== nxge_check_10g_link port<%d>",
3990 	    portn));
3991 	return (NXGE_OK);
3992 
3993 fail:
3994 	(void) nxge_check_link_stop(nxgep);
3995 
3996 	NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
3997 	    "nxge_check_10g_link: Failed to check link port<%d>",
3998 	    portn));
3999 	return (status);
4000 }
4001 
4002 
4003 /* Declare link down */
4004 
4005 void
4006 nxge_link_is_down(p_nxge_t nxgep)
4007 {
4008 	p_nxge_stats_t statsp;
4009 	char link_stat_msg[64];
4010 
4011 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "==> nxge_link_is_down"));
4012 
4013 	statsp = nxgep->statsp;
4014 	(void) sprintf(link_stat_msg, "xcvr addr:0x%02x - link is down",
4015 	    statsp->mac_stats.xcvr_portn);
4016 
4017 	if (nxge_no_msg == B_FALSE) {
4018 		NXGE_ERROR_MSG((nxgep, NXGE_NOTE, "%s", link_stat_msg));
4019 	}
4020 
4021 	mac_link_update(nxgep->mach, LINK_STATE_DOWN);
4022 
4023 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "<== nxge_link_is_down"));
4024 }
4025 
4026 /* Declare link up */
4027 
4028 void
4029 nxge_link_is_up(p_nxge_t nxgep)
4030 {
4031 	p_nxge_stats_t statsp;
4032 	char link_stat_msg[64];
4033 	uint32_t val;
4034 
4035 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "==> nxge_link_is_up"));
4036 
4037 	statsp = nxgep->statsp;
4038 	(void) sprintf(link_stat_msg, "xcvr addr:0x%02x - link is up %d Mbps ",
4039 	    statsp->mac_stats.xcvr_portn,
4040 	    statsp->mac_stats.link_speed);
4041 
4042 	if (statsp->mac_stats.link_T4)
4043 		(void) strcat(link_stat_msg, "T4");
4044 	else if (statsp->mac_stats.link_duplex == 2)
4045 		(void) strcat(link_stat_msg, "full duplex");
4046 	else
4047 		(void) strcat(link_stat_msg, "half duplex");
4048 
4049 	(void) nxge_xif_init(nxgep);
4050 
4051 	/* Clean up symbol errors incurred during link transition */
4052 	if ((nxgep->mac.portmode == PORT_10G_FIBER) ||
4053 	    (nxgep->mac.portmode == PORT_10G_SERDES)) {
4054 		(void) npi_xmac_xpcs_read(nxgep->npi_handle, nxgep->mac.portnum,
4055 					XPCS_REG_SYMBOL_ERR_L0_1_COUNTER, &val);
4056 		(void) npi_xmac_xpcs_read(nxgep->npi_handle, nxgep->mac.portnum,
4057 					XPCS_REG_SYMBOL_ERR_L2_3_COUNTER, &val);
4058 	}
4059 
4060 	if (nxge_no_msg == B_FALSE) {
4061 		NXGE_ERROR_MSG((nxgep, NXGE_NOTE, "%s", link_stat_msg));
4062 	}
4063 
4064 	mac_link_update(nxgep->mach, LINK_STATE_UP);
4065 
4066 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "<== nxge_link_is_up"));
4067 }
4068 
4069 /*
4070  * Calculate the bit in the multicast address filter
4071  * that selects the given * address.
4072  * Note: For GEM, the last 8-bits are used.
4073  */
4074 uint32_t
4075 crc32_mchash(p_ether_addr_t addr)
4076 {
4077 	uint8_t *cp;
4078 	uint32_t crc;
4079 	uint32_t c;
4080 	int byte;
4081 	int bit;
4082 
4083 	cp = (uint8_t *)addr;
4084 	crc = (uint32_t)0xffffffff;
4085 	for (byte = 0; byte < 6; byte++) {
4086 		c = (uint32_t)cp[byte];
4087 		for (bit = 0; bit < 8; bit++) {
4088 			if ((c & 0x1) ^ (crc & 0x1))
4089 				crc = (crc >> 1)^0xedb88320;
4090 			else
4091 				crc = (crc >> 1);
4092 			c >>= 1;
4093 		}
4094 	}
4095 	return ((~crc) >> (32 - HASH_BITS));
4096 }
4097 
4098 /* Reset serdes */
4099 
4100 nxge_status_t
4101 nxge_serdes_reset(p_nxge_t nxgep)
4102 {
4103 	npi_handle_t		handle;
4104 
4105 	handle = nxgep->npi_handle;
4106 
4107 	ESR_REG_WR(handle, ESR_RESET_REG, ESR_RESET_0 | ESR_RESET_1);
4108 	drv_usecwait(500);
4109 	ESR_REG_WR(handle, ESR_CONFIG_REG, 0);
4110 
4111 	return (NXGE_OK);
4112 }
4113 
4114 /* Monitor link status using interrupt or polling */
4115 
4116 nxge_status_t
4117 nxge_link_monitor(p_nxge_t nxgep, link_mon_enable_t enable)
4118 {
4119 	nxge_status_t status = NXGE_OK;
4120 
4121 	/*
4122 	 * Return immediately if this is an imaginary XMAC port.
4123 	 * (At least, we don't have 4-port XMAC cards yet.)
4124 	 */
4125 	if ((nxgep->mac.portmode == PORT_10G_FIBER ||
4126 	    nxgep->mac.portmode == PORT_10G_SERDES) &&
4127 	    (nxgep->mac.portnum > 1))
4128 		return (NXGE_OK);
4129 
4130 	if (nxgep->statsp == NULL) {
4131 		/* stats has not been allocated. */
4132 		return (NXGE_OK);
4133 	}
4134 	/* Don't check link if we're not in internal loopback mode */
4135 	if (nxgep->statsp->port_stats.lb_mode != nxge_lb_normal)
4136 		return (NXGE_OK);
4137 
4138 	NXGE_DEBUG_MSG((nxgep, MAC_CTL,
4139 	    "==> nxge_link_monitor port<%d> enable=%d",
4140 	    nxgep->mac.portnum, enable));
4141 	if (enable == LINK_MONITOR_START) {
4142 		if (nxgep->mac.linkchkmode == LINKCHK_INTR) {
4143 			if ((status = nxge_link_intr(nxgep, LINK_INTR_START))
4144 			    != NXGE_OK)
4145 				goto fail;
4146 		} else {
4147 			timeout_id_t timerid;
4148 
4149 			if (nxge_check_link_stop(nxgep) == CHECK_LINK_STOP)
4150 				return (NXGE_OK);
4151 
4152 			if (nxgep->xcvr.check_link) {
4153 				timerid = timeout(
4154 				    (fptrv_t)(nxgep->xcvr.check_link),
4155 				    nxgep,
4156 				    drv_usectohz(LINK_MONITOR_PERIOD));
4157 				MUTEX_ENTER(&nxgep->poll_lock);
4158 				nxgep->nxge_link_poll_timerid = timerid;
4159 				MUTEX_EXIT(&nxgep->poll_lock);
4160 			} else {
4161 				return (NXGE_ERROR);
4162 			}
4163 		}
4164 	} else {
4165 		if (nxgep->mac.linkchkmode == LINKCHK_INTR) {
4166 			if ((status = nxge_link_intr(nxgep, LINK_INTR_STOP))
4167 			    != NXGE_OK)
4168 				goto fail;
4169 		} else {
4170 			clock_t rv;
4171 
4172 			MUTEX_ENTER(&nxgep->poll_lock);
4173 
4174 			/* If <timerid> == 0, the link monitor has */
4175 			/* never been started, or just now stopped. */
4176 			if (nxgep->nxge_link_poll_timerid == 0) {
4177 				MUTEX_EXIT(&nxgep->poll_lock);
4178 				return (NXGE_OK);
4179 			}
4180 
4181 			nxgep->poll_state = LINK_MONITOR_STOPPING;
4182 			rv = cv_timedwait(&nxgep->poll_cv,
4183 			    &nxgep->poll_lock,
4184 			    ddi_get_lbolt() +
4185 			    drv_usectohz(LM_WAIT_MULTIPLIER *
4186 			    LINK_MONITOR_PERIOD));
4187 			if (rv == -1) {
4188 				NXGE_DEBUG_MSG((nxgep, MAC_CTL,
4189 				    "==> stopping port %d: "
4190 				    "cv_timedwait(%d) timed out",
4191 				    nxgep->mac.portnum, nxgep->poll_state));
4192 				nxgep->poll_state = LINK_MONITOR_STOP;
4193 				nxgep->nxge_link_poll_timerid = 0;
4194 			}
4195 
4196 			MUTEX_EXIT(&nxgep->poll_lock);
4197 		}
4198 	}
4199 	NXGE_DEBUG_MSG((nxgep, MAC_CTL,
4200 	    "<== nxge_link_monitor port<%d> enable=%d",
4201 	    nxgep->mac.portnum, enable));
4202 	return (NXGE_OK);
4203 fail:
4204 	return (status);
4205 }
4206 
4207 /* Set promiscous mode */
4208 
4209 nxge_status_t
4210 nxge_set_promisc(p_nxge_t nxgep, boolean_t on)
4211 {
4212 	nxge_status_t status = NXGE_OK;
4213 
4214 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "==> nxge_set_promisc: on %d", on));
4215 
4216 	nxgep->filter.all_phys_cnt = ((on) ? 1 : 0);
4217 
4218 	RW_ENTER_WRITER(&nxgep->filter_lock);
4219 
4220 	if ((status = nxge_rx_mac_disable(nxgep)) != NXGE_OK) {
4221 		goto fail;
4222 	}
4223 	if ((status = nxge_rx_mac_enable(nxgep)) != NXGE_OK) {
4224 		goto fail;
4225 	}
4226 
4227 	RW_EXIT(&nxgep->filter_lock);
4228 
4229 	if (on)
4230 		nxgep->statsp->mac_stats.promisc = B_TRUE;
4231 	else
4232 		nxgep->statsp->mac_stats.promisc = B_FALSE;
4233 
4234 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "<== nxge_set_promisc"));
4235 
4236 	return (NXGE_OK);
4237 fail:
4238 	RW_EXIT(&nxgep->filter_lock);
4239 	NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL, "nxge_set_promisc: "
4240 	    "Unable to set promisc (%d)", on));
4241 
4242 	return (status);
4243 }
4244 
4245 /*ARGSUSED*/
4246 uint_t
4247 nxge_mif_intr(void *arg1, void *arg2)
4248 {
4249 #ifdef	NXGE_DEBUG
4250 	p_nxge_t		nxgep = (p_nxge_t)arg2;
4251 #endif
4252 #if NXGE_MIF
4253 	p_nxge_ldv_t		ldvp = (p_nxge_ldv_t)arg1;
4254 	uint32_t		status;
4255 	npi_handle_t		handle;
4256 	uint8_t			portn;
4257 	p_nxge_stats_t		statsp;
4258 #endif
4259 
4260 #ifdef	NXGE_MIF
4261 	if (arg2 == NULL || (void *)ldvp->nxgep != arg2) {
4262 		nxgep = ldvp->nxgep;
4263 	}
4264 	nxgep = ldvp->nxgep;
4265 #endif
4266 	NXGE_DEBUG_MSG((nxgep, INT_CTL, "==> nxge_mif_intr"));
4267 
4268 	NXGE_DEBUG_MSG((nxgep, INT_CTL, "<== nxge_mif_intr"));
4269 	return (DDI_INTR_CLAIMED);
4270 
4271 mif_intr_fail:
4272 	NXGE_DEBUG_MSG((nxgep, INT_CTL, "<== nxge_mif_intr"));
4273 	return (DDI_INTR_UNCLAIMED);
4274 }
4275 
4276 /*ARGSUSED*/
4277 uint_t
4278 nxge_mac_intr(void *arg1, void *arg2)
4279 {
4280 	p_nxge_t		nxgep = (p_nxge_t)arg2;
4281 	p_nxge_ldv_t		ldvp = (p_nxge_ldv_t)arg1;
4282 	p_nxge_ldg_t		ldgp;
4283 	uint32_t		status;
4284 	npi_handle_t		handle;
4285 	uint8_t			portn;
4286 	p_nxge_stats_t		statsp;
4287 	npi_status_t		rs = NPI_SUCCESS;
4288 
4289 	if (arg2 == NULL || (void *)ldvp->nxgep != arg2) {
4290 		nxgep = ldvp->nxgep;
4291 	}
4292 
4293 	ldgp = ldvp->ldgp;
4294 	NXGE_DEBUG_MSG((nxgep, INT_CTL, "==> nxge_mac_intr: "
4295 	    "group %d", ldgp->ldg));
4296 
4297 	handle = NXGE_DEV_NPI_HANDLE(nxgep);
4298 	/*
4299 	 * This interrupt handler is for a specific
4300 	 * mac port.
4301 	 */
4302 	statsp = (p_nxge_stats_t)nxgep->statsp;
4303 	portn = nxgep->mac.portnum;
4304 
4305 	NXGE_DEBUG_MSG((nxgep, INT_CTL,
4306 	    "==> nxge_mac_intr: reading mac stats: port<%d>", portn));
4307 
4308 	if (nxgep->mac.porttype == PORT_TYPE_XMAC) {
4309 		rs = npi_xmac_tx_get_istatus(handle, portn,
4310 					(xmac_tx_iconfig_t *)&status);
4311 		if (rs != NPI_SUCCESS)
4312 			goto npi_fail;
4313 		if (status & ICFG_XMAC_TX_ALL) {
4314 			if (status & ICFG_XMAC_TX_UNDERRUN) {
4315 				statsp->xmac_stats.tx_underflow_err++;
4316 				NXGE_FM_REPORT_ERROR(nxgep, portn, NULL,
4317 					NXGE_FM_EREPORT_TXMAC_UNDERFLOW);
4318 			}
4319 			if (status & ICFG_XMAC_TX_MAX_PACKET_ERR) {
4320 				statsp->xmac_stats.tx_maxpktsize_err++;
4321 				NXGE_FM_REPORT_ERROR(nxgep, portn, NULL,
4322 					NXGE_FM_EREPORT_TXMAC_MAX_PKT_ERR);
4323 			}
4324 			if (status & ICFG_XMAC_TX_OVERFLOW) {
4325 				statsp->xmac_stats.tx_overflow_err++;
4326 				NXGE_FM_REPORT_ERROR(nxgep, portn, NULL,
4327 					NXGE_FM_EREPORT_TXMAC_OVERFLOW);
4328 			}
4329 			if (status & ICFG_XMAC_TX_FIFO_XFR_ERR) {
4330 				statsp->xmac_stats.tx_fifo_xfr_err++;
4331 				NXGE_FM_REPORT_ERROR(nxgep, portn, NULL,
4332 					NXGE_FM_EREPORT_TXMAC_TXFIFO_XFR_ERR);
4333 			}
4334 			if (status & ICFG_XMAC_TX_BYTE_CNT_EXP) {
4335 				statsp->xmac_stats.tx_byte_cnt +=
4336 							XTXMAC_BYTE_CNT_MASK;
4337 			}
4338 			if (status & ICFG_XMAC_TX_FRAME_CNT_EXP) {
4339 				statsp->xmac_stats.tx_frame_cnt +=
4340 							XTXMAC_FRM_CNT_MASK;
4341 			}
4342 		}
4343 
4344 		rs = npi_xmac_rx_get_istatus(handle, portn,
4345 					(xmac_rx_iconfig_t *)&status);
4346 		if (rs != NPI_SUCCESS)
4347 			goto npi_fail;
4348 		if (status & ICFG_XMAC_RX_ALL) {
4349 			if (status & ICFG_XMAC_RX_OVERFLOW)
4350 				statsp->xmac_stats.rx_overflow_err++;
4351 			if (status & ICFG_XMAC_RX_UNDERFLOW) {
4352 				statsp->xmac_stats.rx_underflow_err++;
4353 				NXGE_FM_REPORT_ERROR(nxgep, portn, NULL,
4354 					NXGE_FM_EREPORT_RXMAC_UNDERFLOW);
4355 			}
4356 			if (status & ICFG_XMAC_RX_CRC_ERR_CNT_EXP) {
4357 				statsp->xmac_stats.rx_crc_err_cnt +=
4358 							XRXMAC_CRC_ER_CNT_MASK;
4359 				NXGE_FM_REPORT_ERROR(nxgep, portn, NULL,
4360 					NXGE_FM_EREPORT_RXMAC_CRC_ERRCNT_EXP);
4361 			}
4362 			if (status & ICFG_XMAC_RX_LEN_ERR_CNT_EXP) {
4363 				statsp->xmac_stats.rx_len_err_cnt +=
4364 							MAC_LEN_ER_CNT_MASK;
4365 				NXGE_FM_REPORT_ERROR(nxgep, portn, NULL,
4366 				NXGE_FM_EREPORT_RXMAC_LENGTH_ERRCNT_EXP);
4367 			}
4368 			if (status & ICFG_XMAC_RX_VIOL_ERR_CNT_EXP) {
4369 				statsp->xmac_stats.rx_viol_err_cnt +=
4370 							XRXMAC_CD_VIO_CNT_MASK;
4371 				NXGE_FM_REPORT_ERROR(nxgep, portn, NULL,
4372 					NXGE_FM_EREPORT_RXMAC_VIOL_ERRCNT_EXP);
4373 			}
4374 			if (status & ICFG_XMAC_RX_OCT_CNT_EXP) {
4375 				statsp->xmac_stats.rx_byte_cnt +=
4376 							XRXMAC_BT_CNT_MASK;
4377 			}
4378 			if (status & ICFG_XMAC_RX_HST_CNT1_EXP) {
4379 				statsp->xmac_stats.rx_hist1_cnt +=
4380 							XRXMAC_HIST_CNT1_MASK;
4381 			}
4382 			if (status & ICFG_XMAC_RX_HST_CNT2_EXP) {
4383 				statsp->xmac_stats.rx_hist2_cnt +=
4384 							XRXMAC_HIST_CNT2_MASK;
4385 			}
4386 			if (status & ICFG_XMAC_RX_HST_CNT3_EXP) {
4387 				statsp->xmac_stats.rx_hist3_cnt +=
4388 							XRXMAC_HIST_CNT3_MASK;
4389 			}
4390 			if (status & ICFG_XMAC_RX_HST_CNT4_EXP) {
4391 				statsp->xmac_stats.rx_hist4_cnt +=
4392 							XRXMAC_HIST_CNT4_MASK;
4393 			}
4394 			if (status & ICFG_XMAC_RX_HST_CNT5_EXP) {
4395 				statsp->xmac_stats.rx_hist5_cnt +=
4396 							XRXMAC_HIST_CNT5_MASK;
4397 			}
4398 			if (status & ICFG_XMAC_RX_HST_CNT6_EXP) {
4399 				statsp->xmac_stats.rx_hist6_cnt +=
4400 							XRXMAC_HIST_CNT6_MASK;
4401 			}
4402 			if (status & ICFG_XMAC_RX_BCAST_CNT_EXP) {
4403 				statsp->xmac_stats.rx_broadcast_cnt +=
4404 							XRXMAC_BC_FRM_CNT_MASK;
4405 			}
4406 			if (status & ICFG_XMAC_RX_MCAST_CNT_EXP) {
4407 				statsp->xmac_stats.rx_mult_cnt +=
4408 							XRXMAC_MC_FRM_CNT_MASK;
4409 			}
4410 			if (status & ICFG_XMAC_RX_FRAG_CNT_EXP) {
4411 				statsp->xmac_stats.rx_frag_cnt +=
4412 							XRXMAC_FRAG_CNT_MASK;
4413 				NXGE_FM_REPORT_ERROR(nxgep, portn, NULL,
4414 					NXGE_FM_EREPORT_RXMAC_RXFRAG_CNT_EXP);
4415 			}
4416 			if (status & ICFG_XMAC_RX_ALIGNERR_CNT_EXP) {
4417 				statsp->xmac_stats.rx_frame_align_err_cnt +=
4418 							XRXMAC_AL_ER_CNT_MASK;
4419 				NXGE_FM_REPORT_ERROR(nxgep, portn, NULL,
4420 					NXGE_FM_EREPORT_RXMAC_ALIGN_ECNT_EXP);
4421 			}
4422 			if (status & ICFG_XMAC_RX_LINK_FLT_CNT_EXP) {
4423 				statsp->xmac_stats.rx_linkfault_err_cnt +=
4424 							XMAC_LINK_FLT_CNT_MASK;
4425 				NXGE_FM_REPORT_ERROR(nxgep, portn, NULL,
4426 				NXGE_FM_EREPORT_RXMAC_LINKFAULT_CNT_EXP);
4427 			}
4428 			if (status & ICFG_XMAC_RX_REMOTE_FLT_DET) {
4429 				statsp->xmac_stats.rx_remotefault_err++;
4430 			}
4431 			if (status & ICFG_XMAC_RX_LOCAL_FLT_DET) {
4432 				statsp->xmac_stats.rx_localfault_err++;
4433 			}
4434 		}
4435 
4436 		rs = npi_xmac_ctl_get_istatus(handle, portn,
4437 						(xmac_ctl_iconfig_t *)&status);
4438 		if (rs != NPI_SUCCESS)
4439 			goto npi_fail;
4440 		if (status & ICFG_XMAC_CTRL_ALL) {
4441 			if (status & ICFG_XMAC_CTRL_PAUSE_RCVD)
4442 				statsp->xmac_stats.rx_pause_cnt++;
4443 			if (status & ICFG_XMAC_CTRL_PAUSE_STATE)
4444 				statsp->xmac_stats.tx_pause_state++;
4445 			if (status & ICFG_XMAC_CTRL_NOPAUSE_STATE)
4446 				statsp->xmac_stats.tx_nopause_state++;
4447 		}
4448 	} else if (nxgep->mac.porttype == PORT_TYPE_BMAC) {
4449 		rs = npi_bmac_tx_get_istatus(handle, portn,
4450 						(bmac_tx_iconfig_t *)&status);
4451 		if (rs != NPI_SUCCESS)
4452 			goto npi_fail;
4453 		if (status & ICFG_BMAC_TX_ALL) {
4454 			if (status & ICFG_BMAC_TX_UNDERFLOW) {
4455 				statsp->bmac_stats.tx_underrun_err++;
4456 				NXGE_FM_REPORT_ERROR(nxgep, portn, NULL,
4457 					NXGE_FM_EREPORT_TXMAC_UNDERFLOW);
4458 			}
4459 			if (status & ICFG_BMAC_TX_MAXPKTSZ_ERR) {
4460 				statsp->bmac_stats.tx_max_pkt_err++;
4461 				NXGE_FM_REPORT_ERROR(nxgep, portn, NULL,
4462 					NXGE_FM_EREPORT_TXMAC_MAX_PKT_ERR);
4463 			}
4464 			if (status & ICFG_BMAC_TX_BYTE_CNT_EXP) {
4465 				statsp->bmac_stats.tx_byte_cnt +=
4466 							BTXMAC_BYTE_CNT_MASK;
4467 			}
4468 			if (status & ICFG_BMAC_TX_FRAME_CNT_EXP) {
4469 				statsp->bmac_stats.tx_frame_cnt +=
4470 							BTXMAC_FRM_CNT_MASK;
4471 			}
4472 		}
4473 
4474 		rs = npi_bmac_rx_get_istatus(handle, portn,
4475 						(bmac_rx_iconfig_t *)&status);
4476 		if (rs != NPI_SUCCESS)
4477 			goto npi_fail;
4478 		if (status & ICFG_BMAC_RX_ALL) {
4479 			if (status & ICFG_BMAC_RX_OVERFLOW) {
4480 				statsp->bmac_stats.rx_overflow_err++;
4481 			}
4482 			if (status & ICFG_BMAC_RX_FRAME_CNT_EXP) {
4483 				statsp->bmac_stats.rx_frame_cnt +=
4484 							RXMAC_FRM_CNT_MASK;
4485 			}
4486 			if (status & ICFG_BMAC_RX_CRC_ERR_CNT_EXP) {
4487 				statsp->bmac_stats.rx_crc_err_cnt +=
4488 							BMAC_CRC_ER_CNT_MASK;
4489 				NXGE_FM_REPORT_ERROR(nxgep, portn, NULL,
4490 					NXGE_FM_EREPORT_RXMAC_CRC_ERRCNT_EXP);
4491 			}
4492 			if (status & ICFG_BMAC_RX_LEN_ERR_CNT_EXP) {
4493 				statsp->bmac_stats.rx_len_err_cnt +=
4494 							MAC_LEN_ER_CNT_MASK;
4495 				NXGE_FM_REPORT_ERROR(nxgep, portn, NULL,
4496 				NXGE_FM_EREPORT_RXMAC_LENGTH_ERRCNT_EXP);
4497 			}
4498 			if (status & ICFG_BMAC_RX_VIOL_ERR_CNT_EXP)
4499 				statsp->bmac_stats.rx_viol_err_cnt +=
4500 							BMAC_CD_VIO_CNT_MASK;
4501 				NXGE_FM_REPORT_ERROR(nxgep, portn, NULL,
4502 					NXGE_FM_EREPORT_RXMAC_VIOL_ERRCNT_EXP);
4503 			}
4504 			if (status & ICFG_BMAC_RX_BYTE_CNT_EXP) {
4505 				statsp->bmac_stats.rx_byte_cnt +=
4506 							BRXMAC_BYTE_CNT_MASK;
4507 			}
4508 			if (status & ICFG_BMAC_RX_ALIGNERR_CNT_EXP) {
4509 				statsp->bmac_stats.rx_align_err_cnt +=
4510 							BMAC_AL_ER_CNT_MASK;
4511 				NXGE_FM_REPORT_ERROR(nxgep, portn, NULL,
4512 					NXGE_FM_EREPORT_RXMAC_ALIGN_ECNT_EXP);
4513 			}
4514 
4515 			rs = npi_bmac_ctl_get_istatus(handle, portn,
4516 						(bmac_ctl_iconfig_t *)&status);
4517 			if (rs != NPI_SUCCESS)
4518 				goto npi_fail;
4519 
4520 			if (status & ICFG_BMAC_CTL_ALL) {
4521 				if (status & ICFG_BMAC_CTL_RCVPAUSE)
4522 					statsp->bmac_stats.rx_pause_cnt++;
4523 				if (status & ICFG_BMAC_CTL_INPAUSE_ST)
4524 					statsp->bmac_stats.tx_pause_state++;
4525 				if (status & ICFG_BMAC_CTL_INNOTPAUSE_ST)
4526 					statsp->bmac_stats.tx_nopause_state++;
4527 			}
4528 		}
4529 
4530 	if (ldgp->nldvs == 1) {
4531 		(void) npi_intr_ldg_mgmt_set(handle, ldgp->ldg,
4532 			B_TRUE, ldgp->ldg_timer);
4533 	}
4534 
4535 	NXGE_DEBUG_MSG((nxgep, INT_CTL, "<== nxge_mac_intr"));
4536 	return (DDI_INTR_CLAIMED);
4537 
4538 npi_fail:
4539 	NXGE_ERROR_MSG((nxgep, INT_CTL, "<== nxge_mac_intr"));
4540 	return (DDI_INTR_UNCLAIMED);
4541 }
4542 
4543 nxge_status_t
4544 nxge_check_bcm8704_link(p_nxge_t nxgep, boolean_t *link_up)
4545 {
4546 	uint8_t		phy_port_addr;
4547 	nxge_status_t	status = NXGE_OK;
4548 	boolean_t	rx_sig_ok;
4549 	boolean_t	pcs_blk_lock;
4550 	boolean_t	link_align;
4551 	uint16_t	val1, val2, val3;
4552 #ifdef	NXGE_DEBUG_SYMBOL_ERR
4553 	uint16_t	val_debug;
4554 	uint16_t	val;
4555 #endif
4556 
4557 	phy_port_addr = nxgep->statsp->mac_stats.xcvr_portn;
4558 
4559 #ifdef	NXGE_DEBUG_SYMBOL_ERR
4560 	/* Check Device 3 Register Device 3 0xC809 */
4561 	(void) nxge_mdio_read(nxgep, phy_port_addr, 0x3, 0xC809, &val_debug);
4562 	if ((val_debug & ~0x200) != 0) {
4563 		cmn_err(CE_NOTE, "!Port%d BCM8704 Dev3 Reg 0xc809 = 0x%x\n",
4564 				nxgep->mac.portnum, val_debug);
4565 		(void) nxge_mdio_read(nxgep, phy_port_addr, 0x4, 0x18,
4566 				&val_debug);
4567 		cmn_err(CE_NOTE, "!Port%d BCM8704 Dev4 Reg 0x18 = 0x%x\n",
4568 				nxgep->mac.portnum, val_debug);
4569 	}
4570 
4571 	(void) npi_xmac_xpcs_read(nxgep->npi_handle, nxgep->mac.portnum,
4572 					XPCS_REG_DESCWERR_COUNTER, &val);
4573 	if (val != 0)
4574 		cmn_err(CE_NOTE, "!XPCS DESCWERR = 0x%x\n", val);
4575 
4576 	(void) npi_xmac_xpcs_read(nxgep->npi_handle, nxgep->mac.portnum,
4577 					XPCS_REG_SYMBOL_ERR_L0_1_COUNTER, &val);
4578 	if (val != 0)
4579 		cmn_err(CE_NOTE, "!XPCS SYMBOL_ERR_L0_1 = 0x%x\n", val);
4580 
4581 	(void) npi_xmac_xpcs_read(nxgep->npi_handle, nxgep->mac.portnum,
4582 					XPCS_REG_SYMBOL_ERR_L2_3_COUNTER, &val);
4583 	if (val != 0)
4584 		cmn_err(CE_NOTE, "!XPCS SYMBOL_ERR_L2_3 = 0x%x\n", val);
4585 #endif
4586 
4587 	/* Check from BCM8704 if 10G link is up or down */
4588 
4589 	/* Check Device 1 Register 0xA bit0 */
4590 	status = nxge_mdio_read(nxgep, phy_port_addr,
4591 			BCM8704_PMA_PMD_DEV_ADDR,
4592 			BCM8704_PMD_RECEIVE_SIG_DETECT,
4593 			&val1);
4594 	if (status != NXGE_OK)
4595 		goto fail;
4596 	rx_sig_ok = ((val1 & GLOB_PMD_RX_SIG_OK) ? B_TRUE : B_FALSE);
4597 
4598 	/* Check Device 3 Register 0x20 bit0 */
4599 	if ((status = nxge_mdio_read(nxgep, phy_port_addr,
4600 			BCM8704_PCS_DEV_ADDR,
4601 			BCM8704_10GBASE_R_PCS_STATUS_REG,
4602 			&val2)) != NPI_SUCCESS)
4603 		goto fail;
4604 	pcs_blk_lock = ((val2 & PCS_10GBASE_R_PCS_BLK_LOCK) ? B_TRUE : B_FALSE);
4605 
4606 	/* Check Device 4 Register 0x18 bit12 */
4607 	status = nxge_mdio_read(nxgep, phy_port_addr,
4608 			BCM8704_PHYXS_ADDR,
4609 			BCM8704_PHYXS_XGXS_LANE_STATUS_REG,
4610 			&val3);
4611 	if (status != NXGE_OK)
4612 		goto fail;
4613 	link_align = (val3 == (XGXS_LANE_ALIGN_STATUS | XGXS_LANE3_SYNC |
4614 				XGXS_LANE2_SYNC | XGXS_LANE1_SYNC |
4615 				XGXS_LANE0_SYNC | 0x400)) ? B_TRUE : B_FALSE;
4616 
4617 #ifdef	NXGE_DEBUG_ALIGN_ERR
4618 	/* Temp workaround for link down issue */
4619 	if (pcs_blk_lock == B_FALSE) {
4620 		if (val2 != 0x4) {
4621 			pcs_blk_lock = B_TRUE;
4622 			cmn_err(CE_NOTE,
4623 				"!LINK DEBUG: port%d PHY Dev3 "
4624 				"Reg 0x20 = 0x%x\n",
4625 				nxgep->mac.portnum, val2);
4626 		}
4627 	}
4628 
4629 	if (link_align == B_FALSE) {
4630 		if (val3 != 0x140f) {
4631 			link_align = B_TRUE;
4632 			cmn_err(CE_NOTE,
4633 				"!LINK DEBUG: port%d PHY Dev4 "
4634 				"Reg 0x18 = 0x%x\n",
4635 				nxgep->mac.portnum, val3);
4636 		}
4637 	}
4638 
4639 	if (rx_sig_ok == B_FALSE) {
4640 		if ((val2 == 0) || (val3 == 0)) {
4641 			rx_sig_ok = B_TRUE;
4642 			cmn_err(CE_NOTE,
4643 				"!LINK DEBUG: port %d Dev3 or Dev4 read zero\n",
4644 				nxgep->mac.portnum);
4645 		}
4646 	}
4647 #endif
4648 
4649 	*link_up = ((rx_sig_ok == B_TRUE) && (pcs_blk_lock == B_TRUE) &&
4650 			(link_align == B_TRUE)) ? B_TRUE : B_FALSE;
4651 
4652 	return (NXGE_OK);
4653 fail:
4654 	return (status);
4655 }
4656 
4657 nxge_status_t
4658 nxge_10g_link_led_on(p_nxge_t nxgep)
4659 {
4660 	if (npi_xmac_xif_led(nxgep->npi_handle, nxgep->mac.portnum, B_TRUE)
4661 	    != NPI_SUCCESS)
4662 		return (NXGE_ERROR);
4663 	else
4664 		return (NXGE_OK);
4665 }
4666 
4667 nxge_status_t
4668 nxge_10g_link_led_off(p_nxge_t nxgep)
4669 {
4670 	if (npi_xmac_xif_led(nxgep->npi_handle, nxgep->mac.portnum, B_FALSE)
4671 	    != NPI_SUCCESS)
4672 		return (NXGE_ERROR);
4673 	else
4674 		return (NXGE_OK);
4675 }
4676 
4677 /* Check if the given id read using the given MDIO Clause is supported */
4678 
4679 static boolean_t
4680 nxge_is_supported_phy(uint32_t id, uint8_t type)
4681 {
4682 	int		i;
4683 	int		cl45_arr_len = NUM_CLAUSE_45_IDS;
4684 	int		cl22_arr_len = NUM_CLAUSE_22_IDS;
4685 	boolean_t	found = B_FALSE;
4686 
4687 	switch (type) {
4688 	case CLAUSE_45_TYPE:
4689 		for (i = 0; i < cl45_arr_len; i++) {
4690 			if ((nxge_supported_cl45_ids[i] & BCM_PHY_ID_MASK) ==
4691 			    (id & BCM_PHY_ID_MASK)) {
4692 				found = B_TRUE;
4693 				break;
4694 			}
4695 		}
4696 		break;
4697 	case CLAUSE_22_TYPE:
4698 		for (i = 0; i < cl22_arr_len; i++) {
4699 			if ((nxge_supported_cl22_ids[i] & BCM_PHY_ID_MASK) ==
4700 			    (id & BCM_PHY_ID_MASK)) {
4701 				found = B_TRUE;
4702 				break;
4703 			}
4704 		}
4705 		break;
4706 	default:
4707 		break;
4708 	}
4709 
4710 	return (found);
4711 }
4712 
4713 static uint32_t
4714 nxge_get_cl45_pma_pmd_id(p_nxge_t nxgep, int phy_port)
4715 {
4716 	uint16_t	val1 = 0;
4717 	uint16_t	val2 = 0;
4718 	uint32_t	pma_pmd_dev_id = 0;
4719 	npi_handle_t	handle = NXGE_DEV_NPI_HANDLE(nxgep);
4720 
4721 	(void) npi_mac_mif_mdio_read(handle, phy_port, NXGE_PMA_PMD_DEV_ADDR,
4722 	    NXGE_DEV_ID_REG_1, &val1);
4723 	(void) npi_mac_mif_mdio_read(handle, phy_port, NXGE_PMA_PMD_DEV_ADDR,
4724 	    NXGE_DEV_ID_REG_2, &val2);
4725 
4726 	pma_pmd_dev_id = val1;
4727 	pma_pmd_dev_id = (pma_pmd_dev_id << 16);
4728 	pma_pmd_dev_id |= val2;
4729 
4730 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "port[%d] PMA/PMD "
4731 	    "devid[0x%llx]", phy_port, pma_pmd_dev_id));
4732 
4733 	return (pma_pmd_dev_id);
4734 }
4735 
4736 static uint32_t
4737 nxge_get_cl45_pcs_id(p_nxge_t nxgep, int phy_port)
4738 {
4739 	uint16_t	val1 = 0;
4740 	uint16_t	val2 = 0;
4741 	uint32_t	pcs_dev_id = 0;
4742 	npi_handle_t	handle = NXGE_DEV_NPI_HANDLE(nxgep);
4743 
4744 	(void) npi_mac_mif_mdio_read(handle, phy_port, NXGE_PCS_DEV_ADDR,
4745 	    NXGE_DEV_ID_REG_1, &val1);
4746 	(void) npi_mac_mif_mdio_read(handle, phy_port, NXGE_PCS_DEV_ADDR,
4747 	    NXGE_DEV_ID_REG_2, &val2);
4748 
4749 	pcs_dev_id = val1;
4750 	pcs_dev_id = (pcs_dev_id << 16);
4751 	pcs_dev_id |= val2;
4752 
4753 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "port[%d] PCS "
4754 	    "devid[0x%llx]", phy_port, pcs_dev_id));
4755 
4756 	return (pcs_dev_id);
4757 }
4758 
4759 static uint32_t
4760 nxge_get_cl22_phy_id(p_nxge_t nxgep, int phy_port)
4761 {
4762 	uint16_t	val1 = 0;
4763 	uint16_t	val2 = 0;
4764 	uint32_t	phy_id = 0;
4765 	npi_handle_t	handle = NXGE_DEV_NPI_HANDLE(nxgep);
4766 	npi_status_t	npi_status = NPI_SUCCESS;
4767 
4768 	npi_status = npi_mac_mif_mii_read(handle, phy_port, NXGE_PHY_ID_REG_1,
4769 	    &val1);
4770 	if (npi_status != NPI_SUCCESS) {
4771 		NXGE_DEBUG_MSG((nxgep, MAC_CTL, "port[%d] "
4772 		    "clause 22 read to reg 2 failed!!!"));
4773 		goto exit;
4774 	}
4775 	npi_status = npi_mac_mif_mii_read(handle, phy_port, NXGE_PHY_ID_REG_2,
4776 	    &val2);
4777 	if (npi_status != 0) {
4778 		NXGE_DEBUG_MSG((nxgep, MAC_CTL, "port[%d] "
4779 		    "clause 22 read to reg 3 failed!!!"));
4780 		goto exit;
4781 	}
4782 	phy_id = val1;
4783 	phy_id = (phy_id << 16);
4784 	phy_id |= val2;
4785 
4786 exit:
4787 
4788 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "port[%d] PHY ID [0x%llx]",
4789 	    phy_port, phy_id));
4790 
4791 	return (phy_id);
4792 }
4793 
4794 /*
4795  * Scan the PHY ports 0 through 31 to get the PHY ID using Clause 22 MDIO
4796  * read and the PMA/PMD device ID and the PCS device ID using Clause 45 MDIO
4797  * read. Then use the values obtained to determine the phy type of each port
4798  * and the Neptune type.
4799  */
4800 
4801 nxge_status_t
4802 nxge_scan_ports_phy(p_nxge_t nxgep, p_nxge_hw_list_t hw_p)
4803 {
4804 	int		i, j, k, l;
4805 	uint32_t	pma_pmd_dev_id = 0;
4806 	uint32_t	pcs_dev_id = 0;
4807 	uint32_t	phy_id = 0;
4808 	uint32_t	port_pma_pmd_dev_id[NXGE_PORTS_NEPTUNE];
4809 	uint32_t	port_pcs_dev_id[NXGE_PORTS_NEPTUNE];
4810 	uint32_t	port_phy_id[NXGE_PORTS_NEPTUNE];
4811 	uint8_t		pma_pmd_dev_fd[NXGE_MAX_PHY_PORTS];
4812 	uint8_t		pcs_dev_fd[NXGE_MAX_PHY_PORTS];
4813 	uint8_t		phy_fd[NXGE_MAX_PHY_PORTS];
4814 	uint8_t		port_fd[NXGE_MAX_PHY_PORTS];
4815 	uint8_t		total_port_fd, total_phy_fd;
4816 	nxge_status_t	status = NXGE_OK;
4817 	int		prt_id = -1;
4818 
4819 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "==> nxge_scan_ports_phy: "));
4820 	NXGE_DEBUG_MSG((nxgep, MAC_CTL,
4821 	    "==> nxge_scan_ports_phy: nxge niu_type[0x%x]",
4822 	    nxgep->niu_type));
4823 
4824 	j = k = l = 0;
4825 	total_port_fd = total_phy_fd = 0;
4826 	/*
4827 	 * Clause 45 and Clause 22 port/phy addresses 0 through 7 are reserved
4828 	 * for on chip serdes usages.
4829 	 */
4830 	for (i = NXGE_EXT_PHY_PORT_ST; i < NXGE_MAX_PHY_PORTS; i++) {
4831 
4832 		pma_pmd_dev_id = nxge_get_cl45_pma_pmd_id(nxgep, i);
4833 
4834 		if (nxge_is_supported_phy(pma_pmd_dev_id, CLAUSE_45_TYPE)) {
4835 			pma_pmd_dev_fd[i] = 1;
4836 			NXGE_DEBUG_MSG((nxgep, MAC_CTL, "port[%d] "
4837 			    "PMA/PMD dev found", i));
4838 			if (j < NXGE_PORTS_NEPTUNE) {
4839 				port_pma_pmd_dev_id[j] = pma_pmd_dev_id &
4840 				    BCM_PHY_ID_MASK;
4841 				j++;
4842 			}
4843 		} else {
4844 			pma_pmd_dev_fd[i] = 0;
4845 		}
4846 
4847 		pcs_dev_id = nxge_get_cl45_pcs_id(nxgep, i);
4848 
4849 		if (nxge_is_supported_phy(pcs_dev_id, CLAUSE_45_TYPE)) {
4850 			pcs_dev_fd[i] = 1;
4851 			NXGE_DEBUG_MSG((nxgep, MAC_CTL, "port[%d] PCS "
4852 			    "dev found", i));
4853 			if (k < NXGE_PORTS_NEPTUNE) {
4854 				port_pcs_dev_id[k] = pcs_dev_id &
4855 				    BCM_PHY_ID_MASK;
4856 				k++;
4857 			}
4858 		} else {
4859 			pcs_dev_fd[i] = 0;
4860 		}
4861 
4862 		if (pcs_dev_fd[i] || pma_pmd_dev_fd[i])
4863 			port_fd[i] = 1;
4864 		else
4865 			port_fd[i] = 0;
4866 		total_port_fd += port_fd[i];
4867 
4868 		phy_id = nxge_get_cl22_phy_id(nxgep, i);
4869 
4870 		if (nxge_is_supported_phy(phy_id, CLAUSE_22_TYPE)) {
4871 			phy_fd[i] = 1;
4872 			NXGE_DEBUG_MSG((nxgep, MAC_CTL, "port[%d] PHY ID"
4873 			    "found", i));
4874 			if (l < NXGE_PORTS_NEPTUNE) {
4875 				port_phy_id[l] = phy_id & BCM_PHY_ID_MASK;
4876 				l++;
4877 			}
4878 		} else {
4879 			phy_fd[i] = 0;
4880 		}
4881 		total_phy_fd += phy_fd[i];
4882 	}
4883 
4884 	switch (total_port_fd) {
4885 	case 2:
4886 		switch (total_phy_fd) {
4887 		case 2:
4888 			NXGE_DEBUG_MSG((nxgep, MAC_CTL,
4889 			    "Unsupported neptune type 1"));
4890 			goto error_exit;
4891 		case 1:
4892 			/* TODO - 2 10G, 1 1G */
4893 			NXGE_DEBUG_MSG((nxgep, MAC_CTL,
4894 			    "Unsupported neptune type 2 10G, 1 1G"));
4895 			goto error_exit;
4896 		case 0:
4897 			/* 2 10G */
4898 			if (((port_pcs_dev_id[0] == PHY_BCM8704_FAMILY) &&
4899 			    (port_pcs_dev_id[1] == PHY_BCM8704_FAMILY)) ||
4900 			    ((port_pma_pmd_dev_id[0] == PHY_BCM8704_FAMILY) &&
4901 			    (port_pma_pmd_dev_id[1] == PHY_BCM8704_FAMILY))) {
4902 
4903 				/*
4904 				 * Check the first phy port address against
4905 				 * the known phy start addresses to determine
4906 				 * the platform type.
4907 				 */
4908 				for (i = NXGE_EXT_PHY_PORT_ST;
4909 				    i < NXGE_MAX_PHY_PORTS; i++) {
4910 					if (port_fd[i] == 1)
4911 						break;
4912 				}
4913 				if (i == BCM8704_NEPTUNE_PORT_ADDR_BASE) {
4914 					hw_p->niu_type = NEPTUNE_2_10GF;
4915 					hw_p->platform_type =
4916 					    P_NEPTUNE_ATLAS_2PORT;
4917 				} else {
4918 					NXGE_DEBUG_MSG((nxgep, MAC_CTL,
4919 					    "Unsupported neptune type 2 - 1"));
4920 					goto error_exit;
4921 				}
4922 				hw_p->niu_type = NEPTUNE_2_10GF;
4923 			} else {
4924 				NXGE_DEBUG_MSG((nxgep, MAC_CTL,
4925 				    "Unsupported neptune type 2"));
4926 				goto error_exit;
4927 			}
4928 			break;
4929 		case 4:
4930 			/* Maramba with 2 XAUI */
4931 			if ((((port_pcs_dev_id[0] == PHY_BCM8704_FAMILY) &&
4932 			    (port_pcs_dev_id[1] == PHY_BCM8704_FAMILY)) ||
4933 			    ((port_pma_pmd_dev_id[0] == PHY_BCM8704_FAMILY) &&
4934 			    (port_pma_pmd_dev_id[1] == PHY_BCM8704_FAMILY))) &&
4935 			    ((port_phy_id[0] == PHY_BCM5464R_FAMILY) &&
4936 			    (port_phy_id[1] == PHY_BCM5464R_FAMILY) &&
4937 			    (port_phy_id[2] == PHY_BCM5464R_FAMILY) &&
4938 			    (port_phy_id[3] == PHY_BCM5464R_FAMILY))) {
4939 
4940 				/*
4941 				 * Check the first phy port address against
4942 				 * the known phy start addresses to determine
4943 				 * the platform type.
4944 				 */
4945 				for (i = NXGE_EXT_PHY_PORT_ST;
4946 				    i < NXGE_MAX_PHY_PORTS; i++) {
4947 					if (phy_fd[i] == 1)
4948 						break;
4949 				}
4950 				if (i == BCM5464_MARAMBA_P0_PORT_ADDR_BASE) {
4951 					hw_p->platform_type =
4952 					    P_NEPTUNE_MARAMBA_P0;
4953 				} else if (i ==
4954 				    BCM5464_MARAMBA_P1_PORT_ADDR_BASE) {
4955 					hw_p->platform_type =
4956 					    P_NEPTUNE_MARAMBA_P1;
4957 				} else {
4958 					NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
4959 					    "Unknown port %d...Cannot "
4960 					    "determine platform type", i));
4961 					goto error_exit;
4962 				}
4963 				hw_p->niu_type = NEPTUNE_2_10GF_2_1GC;
4964 
4965 				NXGE_DEBUG_MSG((nxgep, MAC_CTL,
4966 				    "Maramba with 2 XAUI"));
4967 			} else {
4968 				NXGE_DEBUG_MSG((nxgep, MAC_CTL,
4969 				    "Unsupported neptune type 3"));
4970 				goto error_exit;
4971 			}
4972 			break;
4973 		default:
4974 			NXGE_DEBUG_MSG((nxgep, MAC_CTL,
4975 			    "Unsupported neptune type 5"));
4976 			goto error_exit;
4977 		}
4978 		break;
4979 	case 1:
4980 		switch (total_phy_fd) {
4981 		case 3:
4982 			/*
4983 			 * TODO 3 1G, 1 10G mode.
4984 			 * Differentiate between 1_1G_1_10G_2_1G and
4985 			 * 1_10G_3_1G
4986 			 */
4987 			NXGE_DEBUG_MSG((nxgep, MAC_CTL,
4988 			    "Unsupported neptune type 7"));
4989 			goto error_exit;
4990 		case 2:
4991 			/*
4992 			 * TODO 2 1G, 1 10G mode.
4993 			 * Differentiate between 1_1G_1_10G_1_1G and
4994 			 * 1_10G_2_1G
4995 			 */
4996 			NXGE_DEBUG_MSG((nxgep, MAC_CTL,
4997 			    "Unsupported neptune type 8"));
4998 			goto error_exit;
4999 		case 1:
5000 			/*
5001 			 * TODO 1 1G, 1 10G mode.
5002 			 * Differentiate between 1_1G_1_10G and
5003 			 * 1_10G_1_1G
5004 			 */
5005 			NXGE_DEBUG_MSG((nxgep, MAC_CTL,
5006 			    "Unsupported neptune type 9"));
5007 			goto error_exit;
5008 		case 0:
5009 			/* TODO 1 10G mode */
5010 			NXGE_DEBUG_MSG((nxgep, MAC_CTL,
5011 			    "Unsupported neptune type 10"));
5012 			goto error_exit;
5013 		case 4:
5014 			/* Maramba with 1 XAUI */
5015 			if ((port_pcs_dev_id[0] == PHY_BCM8704_FAMILY) ||
5016 			    (port_pma_pmd_dev_id[0] == PHY_BCM8704_FAMILY)) {
5017 
5018 				/*
5019 				 * Check the first phy port address against
5020 				 * the known phy start addresses to determine
5021 				 * the platform type.
5022 				 */
5023 				for (i = NXGE_EXT_PHY_PORT_ST;
5024 				    i < NXGE_MAX_PHY_PORTS; i++) {
5025 					if (phy_fd[i] == 1)
5026 						break;
5027 				}
5028 
5029 				if (i == BCM5464_MARAMBA_P0_PORT_ADDR_BASE) {
5030 					hw_p->platform_type =
5031 					    P_NEPTUNE_MARAMBA_P0;
5032 				} else if (i ==
5033 				    BCM5464_MARAMBA_P1_PORT_ADDR_BASE) {
5034 					hw_p->platform_type =
5035 					    P_NEPTUNE_MARAMBA_P1;
5036 				} else {
5037 					NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
5038 					    "Unknown port %d...Cannot "
5039 					    "determine platform type", i));
5040 					goto error_exit;
5041 				}
5042 
5043 				/* The 10G port is BCM8704 */
5044 				for (i = NXGE_EXT_PHY_PORT_ST;
5045 				    i < NXGE_MAX_PHY_PORTS; i++) {
5046 					if (port_fd[i] == 1) {
5047 						prt_id = i;
5048 						break;
5049 					}
5050 				}
5051 
5052 				prt_id %= BCM8704_MARAMBA_PORT_ADDR_BASE;
5053 				if (prt_id == 0) {
5054 					hw_p->niu_type = NEPTUNE_1_10GF_3_1GC;
5055 				} else if (prt_id == 1) {
5056 					hw_p->niu_type =
5057 					    NEPTUNE_1_1GC_1_10GF_2_1GC;
5058 				} else {
5059 					NXGE_DEBUG_MSG((nxgep, MAC_CTL,
5060 					    "Unsupported neptune type 11"));
5061 					goto error_exit;
5062 				}
5063 				NXGE_DEBUG_MSG((nxgep, MAC_CTL,
5064 				    "Maramba with 1 XAUI"));
5065 			} else {
5066 				NXGE_DEBUG_MSG((nxgep, MAC_CTL,
5067 				    "Unsupported neptune type 12"));
5068 				goto error_exit;
5069 			}
5070 			break;
5071 		default:
5072 			NXGE_DEBUG_MSG((nxgep, MAC_CTL,
5073 			    "Unsupported neptune type 13"));
5074 			goto error_exit;
5075 		}
5076 		break;
5077 	case 0:
5078 		switch (total_phy_fd) {
5079 		case 4:
5080 			if ((port_phy_id[0] == PHY_BCM5464R_FAMILY) &&
5081 			    (port_phy_id[1] == PHY_BCM5464R_FAMILY) &&
5082 			    (port_phy_id[2] == PHY_BCM5464R_FAMILY) &&
5083 			    (port_phy_id[3] == PHY_BCM5464R_FAMILY)) {
5084 
5085 				/*
5086 				 * Check the first phy port address against
5087 				 * the known phy start addresses to determine
5088 				 * the platform type.
5089 				 */
5090 				for (i = NXGE_EXT_PHY_PORT_ST;
5091 				    i < NXGE_MAX_PHY_PORTS; i++) {
5092 					if (phy_fd[i] == 1)
5093 						break;
5094 				}
5095 
5096 				if (i == BCM5464_MARAMBA_P1_PORT_ADDR_BASE) {
5097 					hw_p->platform_type =
5098 					    P_NEPTUNE_MARAMBA_P1;
5099 				} else if (i ==
5100 				    BCM5464_NEPTUNE_PORT_ADDR_BASE) {
5101 					hw_p->platform_type =
5102 					    P_NEPTUNE_ATLAS_4PORT;
5103 				} else {
5104 					NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
5105 					    "Unknown port %d...Cannot "
5106 					    "determine platform type", i));
5107 					goto error_exit;
5108 				}
5109 				hw_p->niu_type = NEPTUNE_4_1GC;
5110 			} else {
5111 				NXGE_DEBUG_MSG((nxgep, MAC_CTL,
5112 				    "Unsupported neptune type 14"));
5113 				goto error_exit;
5114 			}
5115 			break;
5116 		case 3:
5117 			/* TODO 3 1G mode */
5118 			NXGE_DEBUG_MSG((nxgep, MAC_CTL,
5119 			    "Unsupported neptune type 15"));
5120 			goto error_exit;
5121 		case 2:
5122 			/* TODO 2 1G mode */
5123 			NXGE_DEBUG_MSG((nxgep, MAC_CTL,
5124 			    "Unsupported neptune type 16"));
5125 			goto error_exit;
5126 		case 1:
5127 			/* TODO 1 1G mode */
5128 			NXGE_DEBUG_MSG((nxgep, MAC_CTL,
5129 			    "Unsupported neptune type 17"));
5130 			goto error_exit;
5131 		default:
5132 			NXGE_DEBUG_MSG((nxgep, MAC_CTL,
5133 			    "Unsupported neptune type 18, total phy fd %d",
5134 			    total_phy_fd));
5135 			goto error_exit;
5136 		}
5137 		break;
5138 	default:
5139 		NXGE_DEBUG_MSG((nxgep, MAC_CTL,
5140 		    "Unsupported neptune type 19"));
5141 		goto error_exit;
5142 	}
5143 
5144 scan_exit:
5145 
5146 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "<== nxge_scan_ports_phy, "
5147 	    "niu type [0x%x]\n", hw_p->niu_type));
5148 	return (status);
5149 
5150 error_exit:
5151 	return (NXGE_ERROR);
5152 }
5153 
5154 boolean_t
5155 nxge_is_valid_local_mac(ether_addr_st mac_addr)
5156 {
5157 	if ((mac_addr.ether_addr_octet[0] & 0x01) ||
5158 	    (ether_cmp(&mac_addr, &etherbroadcastaddr) == 0) ||
5159 	    (ether_cmp(&mac_addr, &etherzeroaddr) == 0))
5160 		return (B_FALSE);
5161 	else
5162 		return (B_TRUE);
5163 }
5164 
5165 static void
5166 nxge_bcm5464_link_led_off(p_nxge_t nxgep) {
5167 
5168 	npi_status_t rs = NPI_SUCCESS;
5169 	uint8_t xcvr_portn;
5170 	uint8_t	portn = NXGE_GET_PORT_NUM(nxgep->function_num);
5171 
5172 	NXGE_DEBUG_MSG((nxgep, MIF_CTL, "==> nxge_bcm5464_link_led_off"));
5173 
5174 	if (nxgep->nxge_hw_p->platform_type == P_NEPTUNE_MARAMBA_P1) {
5175 		xcvr_portn = BCM5464_MARAMBA_P1_PORT_ADDR_BASE;
5176 	} else if (nxgep->nxge_hw_p->platform_type == P_NEPTUNE_MARAMBA_P0) {
5177 		xcvr_portn = BCM5464_MARAMBA_P0_PORT_ADDR_BASE;
5178 	}
5179 	/*
5180 	 * For Altas 4-1G copper, Xcvr port numbers are
5181 	 * swapped with ethernet port number. This is
5182 	 * designed for better signal integrity in routing.
5183 	 */
5184 	switch (portn) {
5185 	case 0:
5186 		xcvr_portn += 3;
5187 		break;
5188 	case 1:
5189 		xcvr_portn += 2;
5190 		break;
5191 	case 2:
5192 		xcvr_portn += 1;
5193 		break;
5194 	case 3:
5195 	default:
5196 		break;
5197 	}
5198 
5199 	MUTEX_ENTER(&nxge_mii_lock);
5200 	rs = npi_mac_mif_mii_write(nxgep->npi_handle,
5201 	    xcvr_portn, BCM5464R_MISC, 0xb4ee);
5202 	if (rs != NPI_SUCCESS) {
5203 		NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
5204 		    "<== nxge_bcm5464_link_led_off: npi_mac_mif_mii_write "
5205 		    "returned error 0x[%x]", rs));
5206 		MUTEX_EXIT(&nxge_mii_lock);
5207 		return;
5208 	}
5209 
5210 	rs = npi_mac_mif_mii_write(nxgep->npi_handle,
5211 	    xcvr_portn, BCM5464R_MISC, 0xb8ee);
5212 	if (rs != NPI_SUCCESS) {
5213 		NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
5214 		    "<== nxge_bcm5464_link_led_off: npi_mac_mif_mii_write "
5215 		    "returned error 0x[%x]", rs));
5216 		MUTEX_EXIT(&nxge_mii_lock);
5217 		return;
5218 	}
5219 
5220 	MUTEX_EXIT(&nxge_mii_lock);
5221 }
5222 
5223 static nxge_status_t
5224 nxge_mii_get_link_mode(p_nxge_t nxgep)
5225 {
5226 	p_nxge_stats_t	statsp;
5227 	uint8_t		xcvr_portn;
5228 	p_mii_regs_t	mii_regs;
5229 	mii_mode_control_stat_t	mode;
5230 	int		status = NXGE_OK;
5231 
5232 	NXGE_DEBUG_MSG((nxgep, MAC_CTL, "==> nxge_mii_get_link_mode"));
5233 
5234 	statsp = nxgep->statsp;
5235 	xcvr_portn = statsp->mac_stats.xcvr_portn;
5236 	mii_regs = NULL;
5237 	mode.value = 0;
5238 	mode.bits.shadow = NXGE_MII_MODE_CONTROL_REG;
5239 #if defined(__i386)
5240 	if ((status = nxge_mii_write(nxgep, xcvr_portn,
5241 	    (uint8_t)(uint32_t)(&mii_regs->shadow),
5242 	    mode.value)) != NXGE_OK) {
5243 		goto fail;
5244 #else
5245 	if ((status = nxge_mii_write(nxgep, xcvr_portn,
5246 	    (uint8_t)(uint64_t)(&mii_regs->shadow),
5247 	    mode.value)) != NXGE_OK) {
5248 		goto fail;
5249 #endif
5250 	}
5251 #if defined(__i386)
5252 	if ((status = nxge_mii_read(nxgep, xcvr_portn,
5253 	    (uint8_t)(uint32_t)(&mii_regs->shadow),
5254 	    &mode.value)) != NXGE_OK) {
5255 		goto fail;
5256 	}
5257 #else
5258 	if ((status = nxge_mii_read(nxgep, xcvr_portn,
5259 	    (uint8_t)(uint64_t)(&mii_regs->shadow),
5260 	    &mode.value)) != NXGE_OK) {
5261 		goto fail;
5262 	}
5263 #endif
5264 
5265 	if (mode.bits.mode == NXGE_MODE_SELECT_FIBER) {
5266 		nxgep->mac.portmode = PORT_1G_RGMII_FIBER;
5267 		NXGE_DEBUG_MSG((nxgep, MAC_CTL,
5268 		    "nxge_mii_get_link_mode: fiber mode"));
5269 	}
5270 
5271 	NXGE_DEBUG_MSG((nxgep, MAC_CTL,
5272 	    "nxge_mii_get_link_mode: "
5273 	    "(address 0x%x) port 0x%x mode value 0x%x link mode 0x%x",
5274 	    NXGE_MII_MODE_CONTROL_REG, xcvr_portn,
5275 	    mode.value, nxgep->mac.portmode));
5276 
5277 	NXGE_DEBUG_MSG((nxgep, MAC_CTL,
5278 	    "<== nxge_mii_get_link_mode"));
5279 	return (status);
5280 fail:
5281 	NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
5282 	    "<== nxge_mii_get_link_mode (failed)"));
5283 	return (NXGE_ERROR);
5284 }
5285 
5286 #ifdef NXGE_DEBUG
5287 static void
5288 nxge_mii_dump(p_nxge_t nxgep)
5289 {
5290 	p_nxge_stats_t	statsp;
5291 	uint8_t		xcvr_portn;
5292 	p_mii_regs_t	mii_regs;
5293 	mii_bmcr_t	bmcr;
5294 	mii_bmsr_t	bmsr;
5295 	mii_idr1_t	idr1;
5296 	mii_idr2_t	idr2;
5297 	mii_mode_control_stat_t	mode;
5298 
5299 	NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL, "==> nxge_mii_dump"));
5300 
5301 	param_arr = nxgep->param_arr;
5302 	statsp = nxgep->statsp;
5303 	xcvr_portn = statsp->mac_stats.xcvr_portn;
5304 
5305 	mii_regs = NULL;
5306 
5307 #if defined(__i386)
5308 	(void) nxge_mii_read(nxgep, nxgep->statsp->mac_stats.xcvr_portn,
5309 	    (uint8_t)(uint32_t)(&mii_regs->bmcr), &bmcr.value);
5310 #else
5311 	(void) nxge_mii_read(nxgep, nxgep->statsp->mac_stats.xcvr_portn,
5312 	    (uint8_t)(uint64_t)(&mii_regs->bmcr), &bmcr.value);
5313 #endif
5314 	NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
5315 	    "nxge_mii_dump: bmcr (0) xcvr 0x%x value 0x%x",
5316 	    xcvr_portn, bmcr.value));
5317 
5318 #if defined(__i386)
5319 	(void) nxge_mii_read(nxgep,
5320 	    nxgep->statsp->mac_stats.xcvr_portn,
5321 	    (uint8_t)(uint32_t)(&mii_regs->bmsr), &bmsr.value);
5322 #else
5323 	(void) nxge_mii_read(nxgep,
5324 	    nxgep->statsp->mac_stats.xcvr_portn,
5325 	    (uint8_t)(uint64_t)(&mii_regs->bmsr), &bmsr.value);
5326 #endif
5327 	NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
5328 	    "nxge_mii_dump: bmsr (1) xcvr 0x%x value 0x%x",
5329 	    xcvr_portn, bmsr.value));
5330 
5331 #if defined(__i386)
5332 	(void) nxge_mii_read(nxgep,
5333 	    nxgep->statsp->mac_stats.xcvr_portn,
5334 	    (uint8_t)(uint32_t)(&mii_regs->idr1), &idr1.value);
5335 #else
5336 	(void) nxge_mii_read(nxgep,
5337 	    nxgep->statsp->mac_stats.xcvr_portn,
5338 	    (uint8_t)(uint64_t)(&mii_regs->idr1), &idr1.value);
5339 #endif
5340 
5341 
5342 #if defined(__i386)
5343 	(void) nxge_mii_read(nxgep,
5344 	    nxgep->statsp->mac_stats.xcvr_portn,
5345 	    (uint8_t)(uint32_t)(&mii_regs->idr2), &idr2.value);
5346 #else
5347 	(void) nxge_mii_read(nxgep,
5348 	    nxgep->statsp->mac_stats.xcvr_portn,
5349 	    (uint8_t)(uint64_t)(&mii_regs->idr2), &idr2.value);
5350 #endif
5351 
5352 	NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
5353 	    "nxge_mii_dump: idr1 (2) xcvr 0x%x value 0x%x",
5354 	    xcvr_portn, idr1.value));
5355 
5356 	NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
5357 	    "nxge_mii_dump: idr2 (3) xcvr 0x%x value 0x%x",
5358 	    xcvr_portn, idr2.value));
5359 
5360 	mode.value = 0;
5361 	mode.bits.shadow = NXGE_MII_MODE_CONTROL_REG;
5362 
5363 #if defined(__i386)
5364 	(void) nxge_mii_write(nxgep, xcvr_portn,
5365 	    (uint8_t)(uint32_t)(&mii_regs->shadow), mode.value);
5366 
5367 	(void) nxge_mii_read(nxgep, xcvr_portn,
5368 	    (uint8_t)(uint32_t)(&mii_regs->shadow), &mode.value);
5369 #else
5370 	(void) nxge_mii_write(nxgep, xcvr_portn,
5371 	    (uint8_t)(uint64_t)(&mii_regs->shadow), mode.value);
5372 
5373 	(void) nxge_mii_read(nxgep, xcvr_portn,
5374 	    (uint8_t)(uint64_t)(&mii_regs->shadow), &mode.value);
5375 #endif
5376 
5377 	NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
5378 	    "nxge_mii_dump: mode control xcvr 0x%x value 0x%x",
5379 	    xcvr_portn, mode.value));
5380 }
5381 #endif
5382