xref: /illumos-gate/usr/src/uts/common/io/nxge/nxge_hw.c (revision f5488aa822e08905cde61d596e965030a1dfffcd)
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 2008 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 
30 /*
31  * Tunable Receive Completion Ring Configuration B parameters.
32  */
33 uint16_t nxge_rx_pkt_thres;	/* 16 bits */
34 uint8_t nxge_rx_pkt_timeout;	/* 6 bits based on DMA clock divider */
35 
36 lb_property_t lb_normal = {normal, "normal", nxge_lb_normal};
37 lb_property_t lb_external10g = {external, "external10g", nxge_lb_ext10g};
38 lb_property_t lb_external1000 = {external, "external1000", nxge_lb_ext1000};
39 lb_property_t lb_external100 = {external, "external100", nxge_lb_ext100};
40 lb_property_t lb_external10 = {external, "external10", nxge_lb_ext10};
41 lb_property_t lb_phy10g = {internal, "phy10g", nxge_lb_phy10g};
42 lb_property_t lb_phy1000 = {internal, "phy1000", nxge_lb_phy1000};
43 lb_property_t lb_phy = {internal, "phy", nxge_lb_phy};
44 lb_property_t lb_serdes10g = {internal, "serdes10g", nxge_lb_serdes10g};
45 lb_property_t lb_serdes1000 = {internal, "serdes", nxge_lb_serdes1000};
46 lb_property_t lb_mac10g = {internal, "mac10g", nxge_lb_mac10g};
47 lb_property_t lb_mac1000 = {internal, "mac1000", nxge_lb_mac1000};
48 lb_property_t lb_mac = {internal, "mac10/100", nxge_lb_mac};
49 
50 uint32_t nxge_lb_dbg = 1;
51 void nxge_get_mii(p_nxge_t nxgep, p_mblk_t mp);
52 void nxge_put_mii(p_nxge_t nxgep, p_mblk_t mp);
53 static nxge_status_t nxge_check_xaui_xfp(p_nxge_t nxgep);
54 
55 extern uint32_t nxge_rx_mode;
56 extern uint32_t nxge_jumbo_mtu;
57 extern boolean_t nxge_jumbo_enable;
58 
59 static void
60 nxge_rtrace_ioctl(p_nxge_t, queue_t *, mblk_t *, struct iocblk *);
61 
62 /* ARGSUSED */
63 nxge_status_t
64 nxge_global_reset(p_nxge_t nxgep)
65 {
66 	nxge_status_t	status = NXGE_OK;
67 
68 	NXGE_DEBUG_MSG((nxgep, DDI_CTL, "==> nxge_global_reset"));
69 
70 	if ((status = nxge_link_monitor(nxgep, LINK_MONITOR_STOP)) != NXGE_OK)
71 		return (status);
72 	(void) nxge_intr_hw_disable(nxgep);
73 
74 	if ((nxgep->suspended) ||
75 			((nxgep->statsp->port_stats.lb_mode ==
76 			nxge_lb_phy1000) ||
77 			(nxgep->statsp->port_stats.lb_mode ==
78 			nxge_lb_phy10g) ||
79 			(nxgep->statsp->port_stats.lb_mode ==
80 			nxge_lb_serdes1000) ||
81 			(nxgep->statsp->port_stats.lb_mode ==
82 			nxge_lb_serdes10g))) {
83 		if ((status = nxge_link_init(nxgep)) != NXGE_OK)
84 			return (status);
85 	}
86 
87 	if ((status = nxge_link_monitor(nxgep, LINK_MONITOR_START)) != NXGE_OK)
88 		return (status);
89 	if ((status = nxge_mac_init(nxgep)) != NXGE_OK)
90 		return (status);
91 	(void) nxge_intr_hw_enable(nxgep);
92 
93 	NXGE_DEBUG_MSG((nxgep, DDI_CTL, "<== nxge_global_reset"));
94 	return (status);
95 }
96 
97 /* ARGSUSED */
98 void
99 nxge_hw_id_init(p_nxge_t nxgep)
100 {
101 	NXGE_DEBUG_MSG((nxgep, DDI_CTL, "==> nxge_hw_id_init"));
102 	/*
103 	 * Set up initial hardware parameters required such as mac mtu size.
104 	 */
105 	nxgep->mac.is_jumbo = B_FALSE;
106 	/*
107 	 * Set the maxframe size to 1522 (1518 + 4) to account for
108 	 * VLAN tagged packets.
109 	 */
110 	nxgep->mac.minframesize = NXGE_MIN_MAC_FRAMESIZE; /* 64   */
111 	nxgep->mac.maxframesize = NXGE_MAX_MAC_FRAMESIZE; /* 1522 */
112 	if (nxgep->param_arr[param_accept_jumbo].value || nxge_jumbo_enable) {
113 		nxgep->mac.maxframesize = (uint16_t)nxge_jumbo_mtu;
114 		nxgep->mac.is_jumbo = B_TRUE;
115 	}
116 	NXGE_DEBUG_MSG((nxgep, DDI_CTL,
117 		"==> nxge_hw_id_init: maxframesize %d",
118 		nxgep->mac.maxframesize));
119 
120 	NXGE_DEBUG_MSG((nxgep, DDI_CTL, "<== nxge_hw_id_init"));
121 }
122 
123 /* ARGSUSED */
124 void
125 nxge_hw_init_niu_common(p_nxge_t nxgep)
126 {
127 	p_nxge_hw_list_t hw_p;
128 
129 	NXGE_DEBUG_MSG((nxgep, DDI_CTL, "==> nxge_hw_init_niu_common"));
130 
131 	if ((hw_p = nxgep->nxge_hw_p) == NULL) {
132 		return;
133 	}
134 	MUTEX_ENTER(&hw_p->nxge_cfg_lock);
135 	if (hw_p->flags & COMMON_INIT_DONE) {
136 		NXGE_DEBUG_MSG((nxgep, MOD_CTL,
137 			"nxge_hw_init_niu_common"
138 			" already done for dip $%p function %d exiting",
139 			hw_p->parent_devp, nxgep->function_num));
140 		MUTEX_EXIT(&hw_p->nxge_cfg_lock);
141 		return;
142 	}
143 
144 	hw_p->flags = COMMON_INIT_START;
145 	NXGE_DEBUG_MSG((nxgep, MOD_CTL, "nxge_hw_init_niu_common"
146 		" Started for device id %x with function %d",
147 		hw_p->parent_devp, nxgep->function_num));
148 
149 	/* per neptune common block init */
150 	(void) nxge_fflp_hw_reset(nxgep);
151 
152 	hw_p->flags = COMMON_INIT_DONE;
153 	MUTEX_EXIT(&hw_p->nxge_cfg_lock);
154 
155 	NXGE_DEBUG_MSG((nxgep, MOD_CTL, "nxge_hw_init_niu_common"
156 		" Done for device id %x with function %d",
157 		hw_p->parent_devp, nxgep->function_num));
158 	NXGE_DEBUG_MSG((nxgep, DDI_CTL, "<== nxge_hw_init_niu_common"));
159 }
160 
161 /* ARGSUSED */
162 uint_t
163 nxge_intr(void *arg1, void *arg2)
164 {
165 	p_nxge_ldv_t ldvp = (p_nxge_ldv_t)arg1;
166 	p_nxge_t nxgep = (p_nxge_t)arg2;
167 	uint_t serviced = DDI_INTR_UNCLAIMED;
168 	uint8_t ldv;
169 	npi_handle_t handle;
170 	p_nxge_ldgv_t ldgvp;
171 	p_nxge_ldg_t ldgp, t_ldgp;
172 	p_nxge_ldv_t t_ldvp;
173 	uint64_t vector0 = 0, vector1 = 0, vector2 = 0;
174 	int i, j, nldvs, nintrs = 1;
175 	npi_status_t rs = NPI_SUCCESS;
176 
177 	/* DDI interface returns second arg as NULL (n2 niumx driver) !!! */
178 	if (arg2 == NULL || (void *) ldvp->nxgep != arg2) {
179 		nxgep = ldvp->nxgep;
180 	}
181 	NXGE_DEBUG_MSG((nxgep, INT_CTL, "==> nxge_intr"));
182 
183 	if (!(nxgep->drv_state & STATE_HW_INITIALIZED)) {
184 		NXGE_ERROR_MSG((nxgep, INT_CTL,
185 			"<== nxge_intr: not initialized 0x%x", serviced));
186 		return (serviced);
187 	}
188 
189 	ldgvp = nxgep->ldgvp;
190 	NXGE_DEBUG_MSG((nxgep, INT_CTL, "==> nxge_intr: ldgvp $%p", ldgvp));
191 	if (ldvp == NULL && ldgvp) {
192 		t_ldvp = ldvp = ldgvp->ldvp;
193 	}
194 	if (ldvp) {
195 		ldgp = t_ldgp = ldvp->ldgp;
196 	}
197 	NXGE_DEBUG_MSG((nxgep, INT_CTL, "==> nxge_intr: "
198 		"ldgvp $%p ldvp $%p ldgp $%p", ldgvp, ldvp, ldgp));
199 	if (ldgvp == NULL || ldvp == NULL || ldgp == NULL) {
200 		NXGE_ERROR_MSG((nxgep, INT_CTL, "==> nxge_intr: "
201 			"ldgvp $%p ldvp $%p ldgp $%p", ldgvp, ldvp, ldgp));
202 		NXGE_ERROR_MSG((nxgep, INT_CTL, "<== nxge_intr: not ready"));
203 		return (DDI_INTR_UNCLAIMED);
204 	}
205 	/*
206 	 * This interrupt handler will have to go through all the logical
207 	 * devices to find out which logical device interrupts us and then call
208 	 * its handler to process the events.
209 	 */
210 	handle = NXGE_DEV_NPI_HANDLE(nxgep);
211 	t_ldgp = ldgp;
212 	t_ldvp = ldgp->ldvp;
213 
214 	nldvs = ldgp->nldvs;
215 
216 	NXGE_DEBUG_MSG((nxgep, INT_CTL, "==> nxge_intr: #ldvs %d #intrs %d",
217 			nldvs, ldgvp->ldg_intrs));
218 
219 	serviced = DDI_INTR_CLAIMED;
220 	for (i = 0; i < nintrs; i++, t_ldgp++) {
221 		NXGE_DEBUG_MSG((nxgep, INT_CTL, "==> nxge_intr(%d): #ldvs %d "
222 				" #intrs %d", i, nldvs, nintrs));
223 		/* Get this group's flag bits.  */
224 		t_ldgp->interrupted = B_FALSE;
225 		rs = npi_ldsv_ldfs_get(handle, t_ldgp->ldg,
226 			&vector0, &vector1, &vector2);
227 		if (rs) {
228 			continue;
229 		}
230 		if (!vector0 && !vector1 && !vector2) {
231 			NXGE_DEBUG_MSG((nxgep, INT_CTL, "==> nxge_intr: "
232 				"no interrupts on group %d", t_ldgp->ldg));
233 			continue;
234 		}
235 		NXGE_DEBUG_MSG((nxgep, INT_CTL, "==> nxge_intr: "
236 			"vector0 0x%llx vector1 0x%llx vector2 0x%llx",
237 			vector0, vector1, vector2));
238 		t_ldgp->interrupted = B_TRUE;
239 		nldvs = t_ldgp->nldvs;
240 		for (j = 0; j < nldvs; j++, t_ldvp++) {
241 			/*
242 			 * Call device's handler if flag bits are on.
243 			 */
244 			ldv = t_ldvp->ldv;
245 			if (((ldv < NXGE_MAC_LD_START) &&
246 					(LDV_ON(ldv, vector0) |
247 					(LDV_ON(ldv, vector1)))) ||
248 					(ldv >= NXGE_MAC_LD_START &&
249 					((LDV2_ON_1(ldv, vector2)) ||
250 					(LDV2_ON_2(ldv, vector2))))) {
251 				(void) (t_ldvp->ldv_intr_handler)(
252 					(caddr_t)t_ldvp, arg2);
253 				NXGE_DEBUG_MSG((nxgep, INT_CTL,
254 					"==> nxge_intr: "
255 					"calling device %d #ldvs %d #intrs %d",
256 					j, nldvs, nintrs));
257 			}
258 		}
259 	}
260 
261 	t_ldgp = ldgp;
262 	for (i = 0; i < nintrs; i++, t_ldgp++) {
263 		/* rearm group interrupts */
264 		if (t_ldgp->interrupted) {
265 			NXGE_DEBUG_MSG((nxgep, INT_CTL, "==> nxge_intr: arm "
266 				"group %d", t_ldgp->ldg));
267 			(void) npi_intr_ldg_mgmt_set(handle, t_ldgp->ldg,
268 				t_ldgp->arm, t_ldgp->ldg_timer);
269 		}
270 	}
271 
272 	NXGE_DEBUG_MSG((nxgep, INT_CTL, "<== nxge_intr: serviced 0x%x",
273 		serviced));
274 	return (serviced);
275 }
276 
277 
278 /*
279  * XFP Related Status Register Values Under 3 Different Conditions
280  *
281  * -------------+-------------------------+-------------------------
282  * 		|   Intel XFP and Avago   |	    Sun XFP
283  * -------------+---------+---------------+---------+---------------
284  *		| STATUS0 | TX_ALARM_STAT | STATUS0 | TX_ALARM_STAT
285  * -------------+---------+---------------+---------+---------------
286  *	No XFP  | 0x639C  |      0x40     | 0x639C  |      0x40
287  * -------------+---------+---------------+---------+---------------
288  * XFP,linkdown | 0x43BC  |      0x40     | 0x639C  |      0x40
289  * -------------+---------+---------------+---------+---------------
290  * XFP,linkup   | 0x03FC  |      0x0      | 0x03FC  |      0x0
291  * -------------+---------+---------------+---------+---------------
292  * Note:
293  *      STATUS0         = BCM8704_USER_ANALOG_STATUS0_REG
294  *      TX_ALARM_STAT   = BCM8704_USER_TX_ALARM_STATUS_REG
295  */
296 /* ARGSUSED */
297 static nxge_status_t
298 nxge_check_xaui_xfp(p_nxge_t nxgep)
299 {
300 	nxge_status_t	status = NXGE_OK;
301 	uint8_t		phy_port_addr;
302 	uint16_t	val;
303 	uint16_t	val1;
304 	uint8_t		portn;
305 
306 	NXGE_DEBUG_MSG((nxgep, INT_CTL, "==> nxge_check_xaui_xfp"));
307 
308 	portn = nxgep->mac.portnum;
309 	phy_port_addr = nxgep->statsp->mac_stats.xcvr_portn;
310 
311 	/*
312 	 * Keep the val1 code even though it is not used. Could be
313 	 * used to differenciate the "No XFP" case and "XFP,linkdown"
314 	 * case when a Intel XFP is used.
315 	 */
316 	if ((status = nxge_mdio_read(nxgep, phy_port_addr,
317 	    BCM8704_USER_DEV3_ADDR,
318 	    BCM8704_USER_ANALOG_STATUS0_REG, &val)) == NXGE_OK) {
319 		status = nxge_mdio_read(nxgep, phy_port_addr,
320 		    BCM8704_USER_DEV3_ADDR,
321 		    BCM8704_USER_TX_ALARM_STATUS_REG, &val1);
322 	}
323 
324 	if (status != NXGE_OK) {
325 		NXGE_FM_REPORT_ERROR(nxgep, portn, NULL,
326 		    NXGE_FM_EREPORT_XAUI_ERR);
327 		if (DDI_FM_EREPORT_CAP(nxgep->fm_capabilities)) {
328 			NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
329 			    "XAUI is bad or absent on port<%d>\n", portn));
330 		}
331 	} else if (nxgep->mac.portmode == PORT_10G_FIBER) {
332 		/*
333 		 * 0x03FC = 0000 0011 1111 1100 (XFP is normal)
334 		 * 0x639C = 0110 0011 1001 1100 (XFP has problem)
335 		 * bit14 = 1: PDM loss-of-light indicator
336 		 * bit13 = 1: PDM Rx loss-of-signal
337 		 * bit6  = 0: Light is NOT ok
338 		 * bit5  = 0: PMD Rx signal is NOT ok
339 		 */
340 		if (val == 0x639C) {
341 			NXGE_FM_REPORT_ERROR(nxgep, portn, NULL,
342 			    NXGE_FM_EREPORT_XFP_ERR);
343 			if (DDI_FM_EREPORT_CAP(nxgep->fm_capabilities)) {
344 				NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
345 				    "XFP is bad or absent on port<%d>\n",
346 				    portn));
347 			}
348 			status = NXGE_ERROR;
349 		}
350 	}
351 	NXGE_DEBUG_MSG((nxgep, INT_CTL, "<== nxge_check_xaui_xfp"));
352 	return (status);
353 }
354 
355 
356 /* ARGSUSED */
357 uint_t
358 nxge_syserr_intr(void *arg1, void *arg2)
359 {
360 	p_nxge_ldv_t ldvp = (p_nxge_ldv_t)arg1;
361 	p_nxge_t nxgep = (p_nxge_t)arg2;
362 	p_nxge_ldg_t ldgp = NULL;
363 	npi_handle_t handle;
364 	sys_err_stat_t estat;
365 	uint_t serviced = DDI_INTR_UNCLAIMED;
366 
367 	if (arg1 == NULL && arg2 == NULL) {
368 		return (serviced);
369 	}
370 	if (arg2 == NULL || ((ldvp != NULL && (void *) ldvp->nxgep != arg2))) {
371 		if (ldvp != NULL) {
372 			nxgep = ldvp->nxgep;
373 		}
374 	}
375 	NXGE_DEBUG_MSG((nxgep, SYSERR_CTL,
376 		"==> nxge_syserr_intr: arg2 $%p arg1 $%p", nxgep, ldvp));
377 	if (ldvp != NULL && ldvp->use_timer == B_FALSE) {
378 		ldgp = ldvp->ldgp;
379 		if (ldgp == NULL) {
380 			NXGE_ERROR_MSG((nxgep, SYSERR_CTL,
381 				"<== nxge_syserrintr(no logical group): "
382 				"arg2 $%p arg1 $%p", nxgep, ldvp));
383 			return (DDI_INTR_UNCLAIMED);
384 		}
385 		/*
386 		 * Get the logical device state if the function uses interrupt.
387 		 */
388 	}
389 
390 	/* This interrupt handler is for system error interrupts.  */
391 	handle = NXGE_DEV_NPI_HANDLE(nxgep);
392 	estat.value = 0;
393 	(void) npi_fzc_sys_err_stat_get(handle, &estat);
394 	NXGE_DEBUG_MSG((nxgep, SYSERR_CTL,
395 		"==> nxge_syserr_intr: device error 0x%016llx", estat.value));
396 
397 	if (estat.bits.ldw.smx) {
398 		/* SMX */
399 		NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
400 			"==> nxge_syserr_intr: device error - SMX"));
401 	} else if (estat.bits.ldw.mac) {
402 		NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
403 			"==> nxge_syserr_intr: device error - MAC"));
404 		/*
405 		 * There is nothing to be done here. All MAC errors go to per
406 		 * MAC port interrupt. MIF interrupt is the only MAC sub-block
407 		 * that can generate status here. MIF status reported will be
408 		 * ignored here. It is checked by per port timer instead.
409 		 */
410 	} else if (estat.bits.ldw.ipp) {
411 		NXGE_DEBUG_MSG((nxgep, NXGE_ERR_CTL,
412 			"==> nxge_syserr_intr: device error - IPP"));
413 		(void) nxge_ipp_handle_sys_errors(nxgep);
414 	} else if (estat.bits.ldw.zcp) {
415 		/* ZCP */
416 		NXGE_DEBUG_MSG((nxgep, NXGE_ERR_CTL,
417 			"==> nxge_syserr_intr: device error - ZCP"));
418 		(void) nxge_zcp_handle_sys_errors(nxgep);
419 	} else if (estat.bits.ldw.tdmc) {
420 		/* TDMC */
421 		NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
422 			"==> nxge_syserr_intr: device error - TDMC"));
423 		/*
424 		 * There is no TDMC system errors defined in the PRM. All TDMC
425 		 * channel specific errors are reported on a per channel basis.
426 		 */
427 	} else if (estat.bits.ldw.rdmc) {
428 		/* RDMC */
429 		NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
430 			"==> nxge_syserr_intr: device error - RDMC"));
431 		(void) nxge_rxdma_handle_sys_errors(nxgep);
432 	} else if (estat.bits.ldw.txc) {
433 		NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
434 			"==> nxge_syserr_intr: device error - TXC"));
435 		(void) nxge_txc_handle_sys_errors(nxgep);
436 	} else if ((nxgep->niu_type != N2_NIU) && estat.bits.ldw.peu) {
437 		/* PCI-E */
438 		NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
439 			"==> nxge_syserr_intr: device error - PCI-E"));
440 	} else if (estat.bits.ldw.meta1) {
441 		/* META1 */
442 		NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
443 			"==> nxge_syserr_intr: device error - META1"));
444 	} else if (estat.bits.ldw.meta2) {
445 		/* META2 */
446 		NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
447 			"==> nxge_syserr_intr: device error - META2"));
448 	} else if (estat.bits.ldw.fflp) {
449 		/* FFLP */
450 		NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
451 			"==> nxge_syserr_intr: device error - FFLP"));
452 		(void) nxge_fflp_handle_sys_errors(nxgep);
453 	}
454 
455 	/*
456 	 * nxge_check_xaui_xfg checks XAUI for all of the following
457 	 * portmodes, but checks XFP only if portmode == PORT_10G_FIBER.
458 	 */
459 	if (nxgep->mac.portmode == PORT_10G_FIBER ||
460 		nxgep->mac.portmode == PORT_10G_COPPER ||
461 		nxgep->mac.portmode == PORT_10G_TN1010 ||
462 		nxgep->mac.portmode == PORT_1G_TN1010) {
463 		if (nxge_check_xaui_xfp(nxgep) != NXGE_OK) {
464 			NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
465 			    "==> nxge_syserr_intr: device error - XAUI"));
466 		}
467 	}
468 
469 	serviced = DDI_INTR_CLAIMED;
470 
471 	if (ldgp != NULL && ldvp != NULL && ldgp->nldvs == 1 &&
472 		!ldvp->use_timer) {
473 		(void) npi_intr_ldg_mgmt_set(handle, ldgp->ldg,
474 			B_TRUE, ldgp->ldg_timer);
475 	}
476 	NXGE_DEBUG_MSG((nxgep, SYSERR_CTL, "<== nxge_syserr_intr"));
477 	return (serviced);
478 }
479 
480 /* ARGSUSED */
481 void
482 nxge_intr_hw_enable(p_nxge_t nxgep)
483 {
484 	NXGE_DEBUG_MSG((nxgep, INT_CTL, "==> nxge_intr_hw_enable"));
485 	(void) nxge_intr_mask_mgmt_set(nxgep, B_TRUE);
486 	NXGE_DEBUG_MSG((nxgep, INT_CTL, "<== nxge_intr_hw_enable"));
487 }
488 
489 /* ARGSUSED */
490 void
491 nxge_intr_hw_disable(p_nxge_t nxgep)
492 {
493 	NXGE_DEBUG_MSG((nxgep, INT_CTL, "==> nxge_intr_hw_disable"));
494 	(void) nxge_intr_mask_mgmt_set(nxgep, B_FALSE);
495 	NXGE_DEBUG_MSG((nxgep, INT_CTL, "<== nxge_intr_hw_disable"));
496 }
497 
498 /* ARGSUSED */
499 void
500 nxge_rx_hw_blank(void *arg, time_t ticks, uint_t count)
501 {
502 	p_nxge_t nxgep = (p_nxge_t)arg;
503 	uint8_t channel;
504 	npi_handle_t handle;
505 	p_nxge_ldgv_t ldgvp;
506 	p_nxge_ldv_t ldvp;
507 	int i;
508 
509 	NXGE_DEBUG_MSG((nxgep, INT_CTL, "==> nxge_rx_hw_blank"));
510 	handle = NXGE_DEV_NPI_HANDLE(nxgep);
511 
512 	if ((ldgvp = nxgep->ldgvp) == NULL) {
513 		NXGE_ERROR_MSG((nxgep, INT_CTL,
514 			"<== nxge_rx_hw_blank (not enabled)"));
515 		return;
516 	}
517 	ldvp = nxgep->ldgvp->ldvp;
518 	if (ldvp == NULL) {
519 		return;
520 	}
521 	for (i = 0; i < ldgvp->nldvs; i++, ldvp++) {
522 		if (ldvp->is_rxdma) {
523 			channel = ldvp->channel;
524 			(void) npi_rxdma_cfg_rdc_rcr_threshold(handle,
525 				channel, count);
526 			(void) npi_rxdma_cfg_rdc_rcr_timeout(handle,
527 				channel, ticks);
528 		}
529 	}
530 
531 	NXGE_DEBUG_MSG((nxgep, INT_CTL, "<== nxge_rx_hw_blank"));
532 }
533 
534 /* ARGSUSED */
535 void
536 nxge_hw_stop(p_nxge_t nxgep)
537 {
538 	NXGE_DEBUG_MSG((nxgep, DDI_CTL, "==> nxge_hw_stop"));
539 
540 	(void) nxge_tx_mac_disable(nxgep);
541 	(void) nxge_rx_mac_disable(nxgep);
542 	(void) nxge_txdma_hw_mode(nxgep, NXGE_DMA_STOP);
543 	(void) nxge_rxdma_hw_mode(nxgep, NXGE_DMA_STOP);
544 
545 	NXGE_DEBUG_MSG((nxgep, DDI_CTL, "<== nxge_hw_stop"));
546 }
547 
548 /* ARGSUSED */
549 void
550 nxge_hw_ioctl(p_nxge_t nxgep, queue_t *wq, mblk_t *mp, struct iocblk *iocp)
551 {
552 	int cmd;
553 
554 	NXGE_DEBUG_MSG((nxgep, IOC_CTL, "==> nxge_hw_ioctl"));
555 
556 	if (nxgep == NULL) {
557 		miocnak(wq, mp, 0, EINVAL);
558 		return;
559 	}
560 	iocp->ioc_error = 0;
561 	cmd = iocp->ioc_cmd;
562 
563 	switch (cmd) {
564 	default:
565 		miocnak(wq, mp, 0, EINVAL);
566 		return;
567 
568 	case NXGE_GET_MII:
569 		nxge_get_mii(nxgep, mp->b_cont);
570 		miocack(wq, mp, sizeof (uint16_t), 0);
571 		break;
572 
573 	case NXGE_PUT_MII:
574 		nxge_put_mii(nxgep, mp->b_cont);
575 		miocack(wq, mp, 0, 0);
576 		break;
577 
578 	case NXGE_GET64:
579 		nxge_get64(nxgep, mp->b_cont);
580 		miocack(wq, mp, sizeof (uint32_t), 0);
581 		break;
582 
583 	case NXGE_PUT64:
584 		nxge_put64(nxgep, mp->b_cont);
585 		miocack(wq, mp, 0, 0);
586 		break;
587 
588 	case NXGE_PUT_TCAM:
589 		nxge_put_tcam(nxgep, mp->b_cont);
590 		miocack(wq, mp, 0, 0);
591 		break;
592 
593 	case NXGE_GET_TCAM:
594 		nxge_get_tcam(nxgep, mp->b_cont);
595 		miocack(wq, mp, 0, 0);
596 		break;
597 
598 	case NXGE_TX_REGS_DUMP:
599 		nxge_txdma_regs_dump_channels(nxgep);
600 		miocack(wq, mp, 0, 0);
601 		break;
602 	case NXGE_RX_REGS_DUMP:
603 		nxge_rxdma_regs_dump_channels(nxgep);
604 		miocack(wq, mp, 0, 0);
605 		break;
606 	case NXGE_VIR_INT_REGS_DUMP:
607 	case NXGE_INT_REGS_DUMP:
608 		nxge_virint_regs_dump(nxgep);
609 		miocack(wq, mp, 0, 0);
610 		break;
611 	case NXGE_RTRACE:
612 		nxge_rtrace_ioctl(nxgep, wq, mp, iocp);
613 		break;
614 	}
615 }
616 
617 /* ARGSUSED */
618 void
619 nxge_loopback_ioctl(p_nxge_t nxgep, queue_t *wq, mblk_t *mp,
620 	struct iocblk *iocp)
621 {
622 	p_lb_property_t lb_props;
623 
624 	size_t size;
625 	int i;
626 
627 	if (mp->b_cont == NULL) {
628 		miocnak(wq, mp, 0, EINVAL);
629 	}
630 	switch (iocp->ioc_cmd) {
631 	case LB_GET_MODE:
632 		NXGE_DEBUG_MSG((nxgep, IOC_CTL, "NXGE_GET_LB_MODE command"));
633 		if (nxgep != NULL) {
634 			*(lb_info_sz_t *)mp->b_cont->b_rptr =
635 				nxgep->statsp->port_stats.lb_mode;
636 			miocack(wq, mp, sizeof (nxge_lb_t), 0);
637 		} else {
638 			miocnak(wq, mp, 0, EINVAL);
639 		}
640 		break;
641 	case LB_SET_MODE:
642 		NXGE_DEBUG_MSG((nxgep, IOC_CTL, "NXGE_SET_LB_MODE command"));
643 		if (iocp->ioc_count != sizeof (uint32_t)) {
644 			miocack(wq, mp, 0, 0);
645 			break;
646 		}
647 		if ((nxgep != NULL) && nxge_set_lb(nxgep, wq, mp->b_cont)) {
648 			miocack(wq, mp, 0, 0);
649 		} else {
650 			miocnak(wq, mp, 0, EPROTO);
651 		}
652 		break;
653 	case LB_GET_INFO_SIZE:
654 		NXGE_DEBUG_MSG((nxgep, IOC_CTL, "LB_GET_INFO_SIZE command"));
655 		if (nxgep != NULL) {
656 			size = sizeof (lb_normal);
657 			if (nxgep->statsp->mac_stats.cap_10gfdx) {
658 				/* TN1010 does not support external loopback */
659 				if (nxgep->mac.portmode != PORT_1G_TN1010 &&
660 				    nxgep->mac.portmode != PORT_10G_TN1010) {
661 					size += sizeof (lb_external10g);
662 				}
663 				size += sizeof (lb_mac10g);
664 				/* Publish PHY loopback if PHY is present */
665 				if (nxgep->mac.portmode == PORT_10G_COPPER ||
666 				    nxgep->mac.portmode == PORT_10G_TN1010 ||
667 				    nxgep->mac.portmode == PORT_10G_FIBER)
668 					size += sizeof (lb_phy10g);
669 			}
670 
671 			/*
672 			 * Even if cap_10gfdx is false, we still do 10G
673 			 * serdes loopback as a part of SunVTS xnetlbtest
674 			 * internal loopback test.
675 			 */
676 			if (nxgep->mac.portmode == PORT_10G_FIBER ||
677 			    nxgep->mac.portmode == PORT_10G_TN1010 ||
678 			    nxgep->mac.portmode == PORT_10G_SERDES)
679 				size += sizeof (lb_serdes10g);
680 
681 			if (nxgep->statsp->mac_stats.cap_1000fdx) {
682 				/* TN1010 does not support external loopback */
683 				if (nxgep->mac.portmode != PORT_1G_TN1010 &&
684 				    nxgep->mac.portmode != PORT_10G_TN1010) {
685 					size += sizeof (lb_external1000);
686 				}
687 				size += sizeof (lb_mac1000);
688 				if ((nxgep->mac.portmode == PORT_1G_COPPER) ||
689 				    nxgep->mac.portmode == PORT_1G_TN1010 ||
690 				    (nxgep->mac.portmode ==
691 				    PORT_1G_RGMII_FIBER))
692 					size += sizeof (lb_phy1000);
693 			}
694 			if (nxgep->statsp->mac_stats.cap_100fdx)
695 				size += sizeof (lb_external100);
696 			if (nxgep->statsp->mac_stats.cap_10fdx)
697 				size += sizeof (lb_external10);
698 			if (nxgep->mac.portmode == PORT_1G_FIBER ||
699 			    nxgep->mac.portmode == PORT_1G_TN1010 ||
700 			    nxgep->mac.portmode == PORT_1G_SERDES)
701 				size += sizeof (lb_serdes1000);
702 
703 			*(lb_info_sz_t *)mp->b_cont->b_rptr = size;
704 
705 			NXGE_DEBUG_MSG((nxgep, IOC_CTL,
706 				"NXGE_GET_LB_INFO command: size %d", size));
707 			miocack(wq, mp, sizeof (lb_info_sz_t), 0);
708 		} else
709 			miocnak(wq, mp, 0, EINVAL);
710 		break;
711 
712 	case LB_GET_INFO:
713 		NXGE_DEBUG_MSG((nxgep, IOC_CTL, "NXGE_GET_LB_INFO command"));
714 		if (nxgep != NULL) {
715 			size = sizeof (lb_normal);
716 			if (nxgep->statsp->mac_stats.cap_10gfdx) {
717 				/* TN1010 does not support external loopback */
718 				if (nxgep->mac.portmode != PORT_1G_TN1010 &&
719 				    nxgep->mac.portmode != PORT_10G_TN1010) {
720 					size += sizeof (lb_external10g);
721 				}
722 				size += sizeof (lb_mac10g);
723 				/* Publish PHY loopback if PHY is present */
724 				if (nxgep->mac.portmode == PORT_10G_COPPER ||
725 				    nxgep->mac.portmode == PORT_10G_TN1010 ||
726 				    nxgep->mac.portmode == PORT_10G_FIBER)
727 					size += sizeof (lb_phy10g);
728 			}
729 			if (nxgep->mac.portmode == PORT_10G_FIBER ||
730 			    nxgep->mac.portmode == PORT_10G_TN1010 ||
731 			    nxgep->mac.portmode == PORT_10G_SERDES)
732 				size += sizeof (lb_serdes10g);
733 
734 			if (nxgep->statsp->mac_stats.cap_1000fdx) {
735 				/* TN1010 does not support external loopback */
736 				if (nxgep->mac.portmode != PORT_1G_TN1010 &&
737 				    nxgep->mac.portmode != PORT_10G_TN1010) {
738 					size += sizeof (lb_external1000);
739 				}
740 				size += sizeof (lb_mac1000);
741 				if ((nxgep->mac.portmode == PORT_1G_COPPER) ||
742 				    nxgep->mac.portmode == PORT_1G_TN1010 ||
743 				    (nxgep->mac.portmode ==
744 				    PORT_1G_RGMII_FIBER))
745 					size += sizeof (lb_phy1000);
746 			}
747 			if (nxgep->statsp->mac_stats.cap_100fdx)
748 				size += sizeof (lb_external100);
749 
750 			if (nxgep->statsp->mac_stats.cap_10fdx)
751 				size += sizeof (lb_external10);
752 
753 			if (nxgep->mac.portmode == PORT_1G_FIBER ||
754 			    nxgep->mac.portmode == PORT_1G_TN1010 ||
755 			    nxgep->mac.portmode == PORT_1G_SERDES)
756 				size += sizeof (lb_serdes1000);
757 
758 			NXGE_DEBUG_MSG((nxgep, IOC_CTL,
759 				"NXGE_GET_LB_INFO command: size %d", size));
760 			if (size == iocp->ioc_count) {
761 				i = 0;
762 				lb_props = (p_lb_property_t)mp->b_cont->b_rptr;
763 				lb_props[i++] = lb_normal;
764 
765 				if (nxgep->statsp->mac_stats.cap_10gfdx) {
766 					lb_props[i++] = lb_mac10g;
767 					if (nxgep->mac.portmode ==
768 					    PORT_10G_COPPER ||
769 					    nxgep->mac.portmode ==
770 					    PORT_10G_TN1010 ||
771 					    nxgep->mac.portmode ==
772 					    PORT_10G_FIBER) {
773 						lb_props[i++] = lb_phy10g;
774 					}
775 					/* TN1010 does not support ext lb */
776 					if (nxgep->mac.portmode !=
777 					    PORT_10G_TN1010 &&
778 					    nxgep->mac.portmode !=
779 					    PORT_1G_TN1010) {
780 						lb_props[i++] = lb_external10g;
781 					}
782 					lb_props[i++] = lb_external10g;
783 				}
784 
785 				if (nxgep->mac.portmode == PORT_10G_FIBER ||
786 				    nxgep->mac.portmode == PORT_10G_TN1010 ||
787 				    nxgep->mac.portmode == PORT_10G_SERDES)
788 					lb_props[i++] = lb_serdes10g;
789 
790 				if (nxgep->statsp->mac_stats.cap_1000fdx) {
791 					/* TN1010 does not support ext lb */
792 					if (nxgep->mac.portmode !=
793 					    PORT_10G_TN1010 &&
794 					    nxgep->mac.portmode !=
795 					    PORT_1G_TN1010) {
796 						lb_props[i++] = lb_external1000;
797 					}
798 				}
799 
800 				if (nxgep->statsp->mac_stats.cap_100fdx)
801 					lb_props[i++] = lb_external100;
802 
803 				if (nxgep->statsp->mac_stats.cap_10fdx)
804 					lb_props[i++] = lb_external10;
805 
806 				if (nxgep->statsp->mac_stats.cap_1000fdx)
807 					lb_props[i++] = lb_mac1000;
808 
809 				if ((nxgep->mac.portmode == PORT_1G_COPPER) ||
810 				    nxgep->mac.portmode == PORT_1G_TN1010 ||
811 				    (nxgep->mac.portmode ==
812 				    PORT_1G_RGMII_FIBER)) {
813 					if (nxgep->statsp->mac_stats.
814 						cap_1000fdx)
815 						lb_props[i++] = lb_phy1000;
816 				} else if ((nxgep->mac.portmode ==
817 				    PORT_1G_FIBER) ||
818 				    (nxgep->mac.portmode == PORT_1G_TN1010) ||
819 				    (nxgep->mac.portmode == PORT_1G_SERDES)) {
820 					lb_props[i++] = lb_serdes1000;
821 				}
822 				miocack(wq, mp, size, 0);
823 			} else
824 				miocnak(wq, mp, 0, EINVAL);
825 		} else {
826 			miocnak(wq, mp, 0, EINVAL);
827 			cmn_err(CE_NOTE, "!nxge_hw_ioctl: invalid command 0x%x",
828 				iocp->ioc_cmd);
829 		}
830 		break;
831 	}
832 }
833 
834 /*
835  * DMA channel interfaces to access various channel specific
836  * hardware functions.
837  */
838 /* ARGSUSED */
839 void
840 nxge_rxdma_channel_put64(nxge_os_acc_handle_t handle, void *reg_addrp,
841 	uint32_t reg_base, uint16_t channel, uint64_t reg_data)
842 {
843 	uint64_t reg_offset;
844 
845 	NXGE_DEBUG_MSG((NULL, DMA_CTL, "<== nxge_rxdma_channel_put64"));
846 
847 	/*
848 	 * Channel is assumed to be from 0 to the maximum DMA channel #. If we
849 	 * use the virtual DMA CSR address space from the config space (in PCI
850 	 * case), then the following code need to be use different offset
851 	 * computation macro.
852 	 */
853 	reg_offset = reg_base + DMC_OFFSET(channel);
854 	NXGE_PIO_WRITE64(handle, reg_addrp, reg_offset, reg_data);
855 
856 	NXGE_DEBUG_MSG((NULL, DMA_CTL, "<== nxge_rxdma_channel_put64"));
857 }
858 
859 /* ARGSUSED */
860 uint64_t
861 nxge_rxdma_channel_get64(nxge_os_acc_handle_t handle, void *reg_addrp,
862 	uint32_t reg_base, uint16_t channel)
863 {
864 	uint64_t reg_offset;
865 
866 	NXGE_DEBUG_MSG((NULL, DMA_CTL, "<== nxge_rxdma_channel_get64"));
867 
868 	/*
869 	 * Channel is assumed to be from 0 to the maximum DMA channel #. If we
870 	 * use the virtual DMA CSR address space from the config space (in PCI
871 	 * case), then the following code need to be use different offset
872 	 * computation macro.
873 	 */
874 	reg_offset = reg_base + DMC_OFFSET(channel);
875 
876 	NXGE_DEBUG_MSG((NULL, DMA_CTL, "<== nxge_rxdma_channel_get64"));
877 
878 	return (NXGE_PIO_READ64(handle, reg_addrp, reg_offset));
879 }
880 
881 /* ARGSUSED */
882 void
883 nxge_get32(p_nxge_t nxgep, p_mblk_t mp)
884 {
885 	nxge_os_acc_handle_t nxge_regh;
886 
887 	NXGE_DEBUG_MSG((nxgep, IOC_CTL, "nxge_get32"));
888 	nxge_regh = nxgep->dev_regs->nxge_regh;
889 
890 	*(uint32_t *)mp->b_rptr = NXGE_PIO_READ32(nxge_regh,
891 		nxgep->dev_regs->nxge_regp, *(uint32_t *)mp->b_rptr);
892 
893 	NXGE_DEBUG_MSG((nxgep, IOC_CTL, "value = 0x%08X",
894 		*(uint32_t *)mp->b_rptr));
895 	NXGE_DEBUG_MSG((nxgep, IOC_CTL, "nxge_get32"));
896 }
897 
898 /* ARGSUSED */
899 void
900 nxge_put32(p_nxge_t nxgep, p_mblk_t mp)
901 {
902 	nxge_os_acc_handle_t nxge_regh;
903 	uint32_t *buf;
904 	uint8_t *reg;
905 
906 	NXGE_DEBUG_MSG((nxgep, IOC_CTL, "nxge_put32"));
907 	nxge_regh = nxgep->dev_regs->nxge_regh;
908 
909 	buf = (uint32_t *)mp->b_rptr;
910 	reg = (uint8_t *)(nxgep->dev_regs->nxge_regp) + buf[0];
911 	NXGE_DEBUG_MSG((nxgep, IOC_CTL,
912 		"reg = 0x%016llX index = 0x%08X value = 0x%08X",
913 		reg, buf[0], buf[1]));
914 	NXGE_PIO_WRITE32(nxge_regh, (uint32_t *)reg, 0, buf[1]);
915 	NXGE_DEBUG_MSG((nxgep, IOC_CTL, "nxge_put32"));
916 }
917 
918 /*ARGSUSED*/
919 boolean_t
920 nxge_set_lb(p_nxge_t nxgep, queue_t *wq, p_mblk_t mp)
921 {
922 	boolean_t status = B_TRUE;
923 	uint32_t lb_mode;
924 	lb_property_t *lb_info;
925 
926 	NXGE_DEBUG_MSG((nxgep, IOC_CTL, "<== nxge_set_lb"));
927 	lb_mode = nxgep->statsp->port_stats.lb_mode;
928 	if (lb_mode == *(uint32_t *)mp->b_rptr) {
929 		cmn_err(CE_NOTE,
930 			"!nxge%d: Loopback mode already set (lb_mode %d).\n",
931 			nxgep->instance, lb_mode);
932 		status = B_FALSE;
933 		goto nxge_set_lb_exit;
934 	}
935 	lb_mode = *(uint32_t *)mp->b_rptr;
936 	lb_info = NULL;
937 	if (lb_mode == lb_normal.value)
938 		lb_info = &lb_normal;
939 	else if ((lb_mode == lb_external10g.value) &&
940 		(nxgep->statsp->mac_stats.cap_10gfdx))
941 		lb_info = &lb_external10g;
942 	else if ((lb_mode == lb_external1000.value) &&
943 		(nxgep->statsp->mac_stats.cap_1000fdx))
944 		lb_info = &lb_external1000;
945 	else if ((lb_mode == lb_external100.value) &&
946 		(nxgep->statsp->mac_stats.cap_100fdx))
947 		lb_info = &lb_external100;
948 	else if ((lb_mode == lb_external10.value) &&
949 		(nxgep->statsp->mac_stats.cap_10fdx))
950 		lb_info = &lb_external10;
951 	else if ((lb_mode == lb_phy10g.value) &&
952 			((nxgep->mac.portmode == PORT_10G_COPPER) ||
953 			(nxgep->mac.portmode == PORT_10G_TN1010) ||
954 			(nxgep->mac.portmode == PORT_10G_FIBER)))
955 		lb_info = &lb_phy10g;
956 	else if ((lb_mode == lb_phy1000.value) &&
957 	    ((nxgep->mac.portmode == PORT_1G_COPPER) ||
958 	    (nxgep->mac.portmode == PORT_1G_TN1010) ||
959 	    (nxgep->mac.portmode == PORT_1G_RGMII_FIBER)))
960 		lb_info = &lb_phy1000;
961 	else if ((lb_mode == lb_phy.value) &&
962 		(nxgep->mac.portmode == PORT_1G_COPPER))
963 		lb_info = &lb_phy;
964 	else if ((lb_mode == lb_serdes10g.value) &&
965 	    ((nxgep->mac.portmode == PORT_10G_FIBER) ||
966 	    (nxgep->mac.portmode == PORT_10G_COPPER) ||
967 	    (nxgep->mac.portmode == PORT_10G_TN1010) ||
968 	    (nxgep->mac.portmode == PORT_10G_SERDES)))
969 		lb_info = &lb_serdes10g;
970 	else if ((lb_mode == lb_serdes1000.value) &&
971 	    (nxgep->mac.portmode == PORT_1G_FIBER) ||
972 	    (nxgep->mac.portmode == PORT_1G_TN1010) ||
973 	    (nxgep->mac.portmode == PORT_1G_SERDES))
974 		lb_info = &lb_serdes1000;
975 	else if (lb_mode == lb_mac10g.value)
976 		lb_info = &lb_mac10g;
977 	else if (lb_mode == lb_mac1000.value)
978 		lb_info = &lb_mac1000;
979 	else if (lb_mode == lb_mac.value)
980 		lb_info = &lb_mac;
981 	else {
982 		cmn_err(CE_NOTE,
983 			"!nxge%d: Loopback mode not supported(mode %d).\n",
984 			nxgep->instance, lb_mode);
985 		status = B_FALSE;
986 		goto nxge_set_lb_exit;
987 	}
988 
989 	if (lb_mode == nxge_lb_normal) {
990 		if (nxge_lb_dbg) {
991 			cmn_err(CE_NOTE,
992 				"!nxge%d: Returning to normal operation",
993 				nxgep->instance);
994 		}
995 		if (nxge_set_lb_normal(nxgep) != NXGE_OK) {
996 			status = B_FALSE;
997 			cmn_err(CE_NOTE,
998 			    "!nxge%d: Failed to return to normal operation",
999 			    nxgep->instance);
1000 		}
1001 		goto nxge_set_lb_exit;
1002 	}
1003 	nxgep->statsp->port_stats.lb_mode = lb_mode;
1004 
1005 	if (nxge_lb_dbg)
1006 		cmn_err(CE_NOTE,
1007 			"!nxge%d: Adapter now in %s loopback mode",
1008 			nxgep->instance, lb_info->key);
1009 	nxgep->param_arr[param_autoneg].value = 0;
1010 	nxgep->param_arr[param_anar_10gfdx].value =
1011 		(nxgep->statsp->port_stats.lb_mode == nxge_lb_ext10g) ||
1012 		(nxgep->statsp->port_stats.lb_mode == nxge_lb_mac10g) ||
1013 		(nxgep->statsp->port_stats.lb_mode == nxge_lb_phy10g) ||
1014 		(nxgep->statsp->port_stats.lb_mode == nxge_lb_serdes10g);
1015 	nxgep->param_arr[param_anar_10ghdx].value = 0;
1016 	nxgep->param_arr[param_anar_1000fdx].value =
1017 		(nxgep->statsp->port_stats.lb_mode == nxge_lb_ext1000) ||
1018 		(nxgep->statsp->port_stats.lb_mode == nxge_lb_mac1000) ||
1019 		(nxgep->statsp->port_stats.lb_mode == nxge_lb_phy1000) ||
1020 		(nxgep->statsp->port_stats.lb_mode == nxge_lb_serdes1000);
1021 	nxgep->param_arr[param_anar_1000hdx].value = 0;
1022 	nxgep->param_arr[param_anar_100fdx].value =
1023 		(nxgep->statsp->port_stats.lb_mode == nxge_lb_phy) ||
1024 		(nxgep->statsp->port_stats.lb_mode == nxge_lb_mac) ||
1025 		(nxgep->statsp->port_stats.lb_mode == nxge_lb_ext100);
1026 	nxgep->param_arr[param_anar_100hdx].value = 0;
1027 	nxgep->param_arr[param_anar_10fdx].value =
1028 		(nxgep->statsp->port_stats.lb_mode == nxge_lb_mac) ||
1029 		(nxgep->statsp->port_stats.lb_mode == nxge_lb_ext10);
1030 	if (nxgep->statsp->port_stats.lb_mode == nxge_lb_ext1000) {
1031 		nxgep->param_arr[param_master_cfg_enable].value = 1;
1032 		nxgep->param_arr[param_master_cfg_value].value = 1;
1033 	}
1034 	if ((nxgep->statsp->port_stats.lb_mode == nxge_lb_ext10g) ||
1035 		(nxgep->statsp->port_stats.lb_mode == nxge_lb_ext1000) ||
1036 		(nxgep->statsp->port_stats.lb_mode == nxge_lb_ext100) ||
1037 		(nxgep->statsp->port_stats.lb_mode == nxge_lb_ext10) ||
1038 		(nxgep->statsp->port_stats.lb_mode == nxge_lb_phy10g) ||
1039 		(nxgep->statsp->port_stats.lb_mode == nxge_lb_phy1000) ||
1040 		(nxgep->statsp->port_stats.lb_mode == nxge_lb_phy)) {
1041 
1042 		if (nxge_link_monitor(nxgep, LINK_MONITOR_STOP) != NXGE_OK)
1043 			goto nxge_set_lb_err;
1044 		if (nxge_xcvr_find(nxgep) != NXGE_OK)
1045 			goto nxge_set_lb_err;
1046 		if (nxge_link_init(nxgep) != NXGE_OK)
1047 			goto nxge_set_lb_err;
1048 		if (nxge_link_monitor(nxgep, LINK_MONITOR_START) != NXGE_OK)
1049 			goto nxge_set_lb_err;
1050 	}
1051 	if (lb_info->lb_type == internal) {
1052 		if ((nxgep->statsp->port_stats.lb_mode == nxge_lb_mac10g) ||
1053 				(nxgep->statsp->port_stats.lb_mode ==
1054 				nxge_lb_phy10g) ||
1055 				(nxgep->statsp->port_stats.lb_mode ==
1056 				nxge_lb_serdes10g)) {
1057 			nxgep->statsp->mac_stats.link_speed = 10000;
1058 		} else if ((nxgep->statsp->port_stats.lb_mode
1059 				== nxge_lb_mac1000) ||
1060 				(nxgep->statsp->port_stats.lb_mode ==
1061 				nxge_lb_phy1000) ||
1062 				(nxgep->statsp->port_stats.lb_mode ==
1063 				nxge_lb_serdes1000)) {
1064 			nxgep->statsp->mac_stats.link_speed = 1000;
1065 		} else {
1066 			nxgep->statsp->mac_stats.link_speed = 100;
1067 		}
1068 		nxgep->statsp->mac_stats.link_duplex = 2;
1069 		nxgep->statsp->mac_stats.link_up = 1;
1070 	}
1071 	if (nxge_global_reset(nxgep) != NXGE_OK)
1072 		goto nxge_set_lb_err;
1073 
1074 nxge_set_lb_exit:
1075 	NXGE_DEBUG_MSG((nxgep, DDI_CTL,
1076 		"<== nxge_set_lb status = 0x%08x", status));
1077 	return (status);
1078 nxge_set_lb_err:
1079 	status = B_FALSE;
1080 	cmn_err(CE_NOTE,
1081 	    "!nxge%d: Failed to put adapter in %s loopback mode",
1082 	    nxgep->instance, lb_info->key);
1083 	return (status);
1084 }
1085 
1086 /* Return to normal (no loopback) mode */
1087 /* ARGSUSED */
1088 nxge_status_t
1089 nxge_set_lb_normal(p_nxge_t nxgep)
1090 {
1091 	nxge_status_t	status = NXGE_OK;
1092 
1093 	NXGE_DEBUG_MSG((nxgep, DDI_CTL, "==> nxge_set_lb_normal"));
1094 
1095 	nxgep->statsp->port_stats.lb_mode = nxge_lb_normal;
1096 	nxgep->param_arr[param_autoneg].value =
1097 		nxgep->param_arr[param_autoneg].old_value;
1098 	nxgep->param_arr[param_anar_1000fdx].value =
1099 		nxgep->param_arr[param_anar_1000fdx].old_value;
1100 	nxgep->param_arr[param_anar_1000hdx].value =
1101 		nxgep->param_arr[param_anar_1000hdx].old_value;
1102 	nxgep->param_arr[param_anar_100fdx].value =
1103 		nxgep->param_arr[param_anar_100fdx].old_value;
1104 	nxgep->param_arr[param_anar_100hdx].value =
1105 		nxgep->param_arr[param_anar_100hdx].old_value;
1106 	nxgep->param_arr[param_anar_10fdx].value =
1107 		nxgep->param_arr[param_anar_10fdx].old_value;
1108 	nxgep->param_arr[param_master_cfg_enable].value =
1109 		nxgep->param_arr[param_master_cfg_enable].old_value;
1110 	nxgep->param_arr[param_master_cfg_value].value =
1111 		nxgep->param_arr[param_master_cfg_value].old_value;
1112 
1113 	if ((status = nxge_global_reset(nxgep)) != NXGE_OK)
1114 		return (status);
1115 
1116 	if ((status = nxge_link_monitor(nxgep, LINK_MONITOR_STOP)) != NXGE_OK)
1117 		return (status);
1118 	if ((status = nxge_xcvr_find(nxgep)) != NXGE_OK)
1119 		return (status);
1120 	if ((status = nxge_link_init(nxgep)) != NXGE_OK)
1121 		return (status);
1122 	status = nxge_link_monitor(nxgep, LINK_MONITOR_START);
1123 
1124 	NXGE_DEBUG_MSG((nxgep, DDI_CTL, "<== nxge_set_lb_normal"));
1125 
1126 	return (status);
1127 }
1128 
1129 /* ARGSUSED */
1130 void
1131 nxge_get_mii(p_nxge_t nxgep, p_mblk_t mp)
1132 {
1133 	uint16_t reg;
1134 
1135 	NXGE_DEBUG_MSG((nxgep, IOC_CTL, "==> nxge_get_mii"));
1136 
1137 	reg = *(uint16_t *)mp->b_rptr;
1138 	(void) nxge_mii_read(nxgep, nxgep->statsp->mac_stats.xcvr_portn, reg,
1139 		(uint16_t *)mp->b_rptr);
1140 	NXGE_DEBUG_MSG((nxgep, IOC_CTL, "reg = 0x%08X value = 0x%04X",
1141 		reg, *(uint16_t *)mp->b_rptr));
1142 	NXGE_DEBUG_MSG((nxgep, IOC_CTL, "<== nxge_get_mii"));
1143 }
1144 
1145 /* ARGSUSED */
1146 void
1147 nxge_put_mii(p_nxge_t nxgep, p_mblk_t mp)
1148 {
1149 	uint16_t *buf;
1150 	uint8_t reg;
1151 
1152 	NXGE_DEBUG_MSG((nxgep, IOC_CTL, "==> nxge_put_mii"));
1153 	buf = (uint16_t *)mp->b_rptr;
1154 	reg = (uint8_t)buf[0];
1155 	NXGE_DEBUG_MSG((nxgep, IOC_CTL,
1156 		"reg = 0x%08X index = 0x%08X value = 0x%08X",
1157 		reg, buf[0], buf[1]));
1158 	(void) nxge_mii_write(nxgep, nxgep->statsp->mac_stats.xcvr_portn,
1159 		reg, buf[1]);
1160 	NXGE_DEBUG_MSG((nxgep, IOC_CTL, "<== nxge_put_mii"));
1161 }
1162 
1163 /* ARGSUSED */
1164 void
1165 nxge_check_hw_state(p_nxge_t nxgep)
1166 {
1167 	p_nxge_ldgv_t ldgvp;
1168 	p_nxge_ldv_t t_ldvp;
1169 
1170 	NXGE_DEBUG_MSG((nxgep, SYSERR_CTL, "==> nxge_check_hw_state"));
1171 
1172 	MUTEX_ENTER(nxgep->genlock);
1173 	nxgep->nxge_timerid = 0;
1174 	if (!(nxgep->drv_state & STATE_HW_INITIALIZED)) {
1175 		goto nxge_check_hw_state_exit;
1176 	}
1177 	nxge_check_tx_hang(nxgep);
1178 
1179 	ldgvp = nxgep->ldgvp;
1180 	if (ldgvp == NULL || (ldgvp->ldvp_syserr == NULL)) {
1181 		NXGE_ERROR_MSG((nxgep, SYSERR_CTL, "<== nxge_check_hw_state: "
1182 				"NULL ldgvp (interrupt not ready)."));
1183 		goto nxge_check_hw_state_exit;
1184 	}
1185 	t_ldvp = ldgvp->ldvp_syserr;
1186 	if (!t_ldvp->use_timer) {
1187 		NXGE_DEBUG_MSG((nxgep, SYSERR_CTL, "<== nxge_check_hw_state: "
1188 				"ldgvp $%p t_ldvp $%p use_timer flag %d",
1189 				ldgvp, t_ldvp, t_ldvp->use_timer));
1190 		goto nxge_check_hw_state_exit;
1191 	}
1192 	if (fm_check_acc_handle(nxgep->dev_regs->nxge_regh) != DDI_FM_OK) {
1193 		NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
1194 			"port%d Bad register acc handle", nxgep->mac.portnum));
1195 	}
1196 	(void) nxge_syserr_intr((void *) t_ldvp, (void *) nxgep);
1197 
1198 	nxgep->nxge_timerid = nxge_start_timer(nxgep, nxge_check_hw_state,
1199 		NXGE_CHECK_TIMER);
1200 
1201 nxge_check_hw_state_exit:
1202 	MUTEX_EXIT(nxgep->genlock);
1203 	NXGE_DEBUG_MSG((nxgep, SYSERR_CTL, "<== nxge_check_hw_state"));
1204 }
1205 
1206 /*ARGSUSED*/
1207 static void
1208 nxge_rtrace_ioctl(p_nxge_t nxgep, queue_t *wq, mblk_t *mp,
1209 	struct iocblk *iocp)
1210 {
1211 	ssize_t size;
1212 	rtrace_t *rtp;
1213 	mblk_t *nmp;
1214 	uint32_t i, j;
1215 	uint32_t start_blk;
1216 	uint32_t base_entry;
1217 	uint32_t num_entries;
1218 
1219 	NXGE_DEBUG_MSG((nxgep, STR_CTL, "==> nxge_rtrace_ioctl"));
1220 
1221 	size = 1024;
1222 	if (mp->b_cont == NULL || MBLKL(mp->b_cont) < size) {
1223 		NXGE_DEBUG_MSG((nxgep, STR_CTL,
1224 				"malformed M_IOCTL MBLKL = %d size = %d",
1225 				MBLKL(mp->b_cont), size));
1226 		miocnak(wq, mp, 0, EINVAL);
1227 		return;
1228 	}
1229 	nmp = mp->b_cont;
1230 	rtp = (rtrace_t *)nmp->b_rptr;
1231 	start_blk = rtp->next_idx;
1232 	num_entries = rtp->last_idx;
1233 	base_entry = start_blk * MAX_RTRACE_IOC_ENTRIES;
1234 
1235 	NXGE_DEBUG_MSG((nxgep, STR_CTL, "start_blk = %d\n", start_blk));
1236 	NXGE_DEBUG_MSG((nxgep, STR_CTL, "num_entries = %d\n", num_entries));
1237 	NXGE_DEBUG_MSG((nxgep, STR_CTL, "base_entry = %d\n", base_entry));
1238 
1239 	rtp->next_idx = npi_rtracebuf.next_idx;
1240 	rtp->last_idx = npi_rtracebuf.last_idx;
1241 	rtp->wrapped = npi_rtracebuf.wrapped;
1242 	for (i = 0, j = base_entry; i < num_entries; i++, j++) {
1243 		rtp->buf[i].ctl_addr = npi_rtracebuf.buf[j].ctl_addr;
1244 		rtp->buf[i].val_l32 = npi_rtracebuf.buf[j].val_l32;
1245 		rtp->buf[i].val_h32 = npi_rtracebuf.buf[j].val_h32;
1246 	}
1247 
1248 	nmp->b_wptr = nmp->b_rptr + size;
1249 	NXGE_DEBUG_MSG((nxgep, STR_CTL, "<== nxge_rtrace_ioctl"));
1250 	miocack(wq, mp, (int)size, 0);
1251 }
1252