xref: /illumos-gate/usr/src/uts/common/io/nxge/nxge_hw.c (revision 1bd6825caba5ece2838569ea639756aee59675a7)
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 /* ARGSUSED */
278 static nxge_status_t
279 nxge_check_xaui_xfp(p_nxge_t nxgep)
280 {
281 	nxge_status_t	status = NXGE_OK;
282 	uint8_t		phy_port_addr;
283 	uint16_t	val;
284 	uint16_t	val1;
285 	uint8_t		portn;
286 
287 	NXGE_DEBUG_MSG((nxgep, INT_CTL, "==> nxge_check_xaui_xfp"));
288 
289 	portn = nxgep->mac.portnum;
290 	phy_port_addr = nxgep->statsp->mac_stats.xcvr_portn;
291 
292 	if ((status = nxge_mdio_read(nxgep, phy_port_addr,
293 	    BCM8704_USER_DEV3_ADDR,
294 	    BCM8704_USER_ANALOG_STATUS0_REG, &val)) == NXGE_OK) {
295 		status = nxge_mdio_read(nxgep, phy_port_addr,
296 		    BCM8704_USER_DEV3_ADDR,
297 		    BCM8704_USER_TX_ALARM_STATUS_REG, &val1);
298 	}
299 	if (status != NXGE_OK) {
300 		NXGE_FM_REPORT_ERROR(nxgep, portn, NULL,
301 		    NXGE_FM_EREPORT_XAUI_ERR);
302 		NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
303 		    "XAUI is bad or absent on port<%d>\n", portn));
304 	} else if (nxgep->mac.portmode == PORT_10G_FIBER) {
305 		/*
306 		 * 0x03FC = 0000 0011 1111 1100 (XFP is normal)
307 		 * 0x639C = 0110 0011 1001 1100 (XFP has problem)
308 		 * bit14 = 1: PDM loss-of-light indicator
309 		 * bit13 = 1: PDM Rx loss-of-signal
310 		 * bit6  = 0: Light is NOT ok
311 		 * bit5  = 0: PMD Rx signal is NOT ok
312 		 */
313 		if (val == 0x639C) {
314 			NXGE_FM_REPORT_ERROR(nxgep, portn, NULL,
315 			    NXGE_FM_EREPORT_XFP_ERR);
316 			NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
317 			    "XFP is bad or absent on port<%d>\n", portn));
318 			status = NXGE_ERROR;
319 		}
320 	}
321 	NXGE_DEBUG_MSG((nxgep, INT_CTL, "<== nxge_check_xaui_xfp"));
322 	return (status);
323 }
324 
325 
326 /* ARGSUSED */
327 uint_t
328 nxge_syserr_intr(void *arg1, void *arg2)
329 {
330 	p_nxge_ldv_t ldvp = (p_nxge_ldv_t)arg1;
331 	p_nxge_t nxgep = (p_nxge_t)arg2;
332 	p_nxge_ldg_t ldgp = NULL;
333 	npi_handle_t handle;
334 	sys_err_stat_t estat;
335 	uint_t serviced = DDI_INTR_UNCLAIMED;
336 
337 	if (arg1 == NULL && arg2 == NULL) {
338 		return (serviced);
339 	}
340 	if (arg2 == NULL || ((ldvp != NULL && (void *) ldvp->nxgep != arg2))) {
341 		if (ldvp != NULL) {
342 			nxgep = ldvp->nxgep;
343 		}
344 	}
345 	NXGE_DEBUG_MSG((nxgep, SYSERR_CTL,
346 		"==> nxge_syserr_intr: arg2 $%p arg1 $%p", nxgep, ldvp));
347 	if (ldvp != NULL && ldvp->use_timer == B_FALSE) {
348 		ldgp = ldvp->ldgp;
349 		if (ldgp == NULL) {
350 			NXGE_ERROR_MSG((nxgep, SYSERR_CTL,
351 				"<== nxge_syserrintr(no logical group): "
352 				"arg2 $%p arg1 $%p", nxgep, ldvp));
353 			return (DDI_INTR_UNCLAIMED);
354 		}
355 		/*
356 		 * Get the logical device state if the function uses interrupt.
357 		 */
358 	}
359 
360 	/* This interrupt handler is for system error interrupts.  */
361 	handle = NXGE_DEV_NPI_HANDLE(nxgep);
362 	estat.value = 0;
363 	(void) npi_fzc_sys_err_stat_get(handle, &estat);
364 	NXGE_DEBUG_MSG((nxgep, SYSERR_CTL,
365 		"==> nxge_syserr_intr: device error 0x%016llx", estat.value));
366 
367 	if (estat.bits.ldw.smx) {
368 		/* SMX */
369 		NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
370 			"==> nxge_syserr_intr: device error - SMX"));
371 	} else if (estat.bits.ldw.mac) {
372 		NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
373 			"==> nxge_syserr_intr: device error - MAC"));
374 		/*
375 		 * There is nothing to be done here. All MAC errors go to per
376 		 * MAC port interrupt. MIF interrupt is the only MAC sub-block
377 		 * that can generate status here. MIF status reported will be
378 		 * ignored here. It is checked by per port timer instead.
379 		 */
380 	} else if (estat.bits.ldw.ipp) {
381 		NXGE_DEBUG_MSG((nxgep, NXGE_ERR_CTL,
382 			"==> nxge_syserr_intr: device error - IPP"));
383 		(void) nxge_ipp_handle_sys_errors(nxgep);
384 	} else if (estat.bits.ldw.zcp) {
385 		/* ZCP */
386 		NXGE_DEBUG_MSG((nxgep, NXGE_ERR_CTL,
387 			"==> nxge_syserr_intr: device error - ZCP"));
388 		(void) nxge_zcp_handle_sys_errors(nxgep);
389 	} else if (estat.bits.ldw.tdmc) {
390 		/* TDMC */
391 		NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
392 			"==> nxge_syserr_intr: device error - TDMC"));
393 		/*
394 		 * There is no TDMC system errors defined in the PRM. All TDMC
395 		 * channel specific errors are reported on a per channel basis.
396 		 */
397 	} else if (estat.bits.ldw.rdmc) {
398 		/* RDMC */
399 		NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
400 			"==> nxge_syserr_intr: device error - RDMC"));
401 		(void) nxge_rxdma_handle_sys_errors(nxgep);
402 	} else if (estat.bits.ldw.txc) {
403 		NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
404 			"==> nxge_syserr_intr: device error - TXC"));
405 		(void) nxge_txc_handle_sys_errors(nxgep);
406 	} else if ((nxgep->niu_type != N2_NIU) && estat.bits.ldw.peu) {
407 		/* PCI-E */
408 		NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
409 			"==> nxge_syserr_intr: device error - PCI-E"));
410 	} else if (estat.bits.ldw.meta1) {
411 		/* META1 */
412 		NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
413 			"==> nxge_syserr_intr: device error - META1"));
414 	} else if (estat.bits.ldw.meta2) {
415 		/* META2 */
416 		NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
417 			"==> nxge_syserr_intr: device error - META2"));
418 	} else if (estat.bits.ldw.fflp) {
419 		/* FFLP */
420 		NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
421 			"==> nxge_syserr_intr: device error - FFLP"));
422 		(void) nxge_fflp_handle_sys_errors(nxgep);
423 	}
424 
425 	if (nxgep->mac.portmode == PORT_10G_FIBER ||
426 	    nxgep->mac.portmode == PORT_10G_COPPER) {
427 		if (nxge_check_xaui_xfp(nxgep) != NXGE_OK) {
428 			NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
429 			    "==> nxge_syserr_intr: device error - XAUI"));
430 		}
431 	}
432 
433 	serviced = DDI_INTR_CLAIMED;
434 
435 	if (ldgp != NULL && ldvp != NULL && ldgp->nldvs == 1 &&
436 		!ldvp->use_timer) {
437 		(void) npi_intr_ldg_mgmt_set(handle, ldgp->ldg,
438 			B_TRUE, ldgp->ldg_timer);
439 	}
440 	NXGE_DEBUG_MSG((nxgep, SYSERR_CTL, "<== nxge_syserr_intr"));
441 	return (serviced);
442 }
443 
444 /* ARGSUSED */
445 void
446 nxge_intr_hw_enable(p_nxge_t nxgep)
447 {
448 	NXGE_DEBUG_MSG((nxgep, INT_CTL, "==> nxge_intr_hw_enable"));
449 	(void) nxge_intr_mask_mgmt_set(nxgep, B_TRUE);
450 	NXGE_DEBUG_MSG((nxgep, INT_CTL, "<== nxge_intr_hw_enable"));
451 }
452 
453 /* ARGSUSED */
454 void
455 nxge_intr_hw_disable(p_nxge_t nxgep)
456 {
457 	NXGE_DEBUG_MSG((nxgep, INT_CTL, "==> nxge_intr_hw_disable"));
458 	(void) nxge_intr_mask_mgmt_set(nxgep, B_FALSE);
459 	NXGE_DEBUG_MSG((nxgep, INT_CTL, "<== nxge_intr_hw_disable"));
460 }
461 
462 /* ARGSUSED */
463 void
464 nxge_rx_hw_blank(void *arg, time_t ticks, uint_t count)
465 {
466 	p_nxge_t nxgep = (p_nxge_t)arg;
467 	uint8_t channel;
468 	npi_handle_t handle;
469 	p_nxge_ldgv_t ldgvp;
470 	p_nxge_ldv_t ldvp;
471 	int i;
472 
473 	NXGE_DEBUG_MSG((nxgep, INT_CTL, "==> nxge_rx_hw_blank"));
474 	handle = NXGE_DEV_NPI_HANDLE(nxgep);
475 
476 	if ((ldgvp = nxgep->ldgvp) == NULL) {
477 		NXGE_ERROR_MSG((nxgep, INT_CTL,
478 			"<== nxge_rx_hw_blank (not enabled)"));
479 		return;
480 	}
481 	ldvp = nxgep->ldgvp->ldvp;
482 	if (ldvp == NULL) {
483 		return;
484 	}
485 	for (i = 0; i < ldgvp->nldvs; i++, ldvp++) {
486 		if (ldvp->is_rxdma) {
487 			channel = ldvp->channel;
488 			(void) npi_rxdma_cfg_rdc_rcr_threshold(handle,
489 				channel, count);
490 			(void) npi_rxdma_cfg_rdc_rcr_timeout(handle,
491 				channel, ticks);
492 		}
493 	}
494 
495 	NXGE_DEBUG_MSG((nxgep, INT_CTL, "<== nxge_rx_hw_blank"));
496 }
497 
498 /* ARGSUSED */
499 void
500 nxge_hw_stop(p_nxge_t nxgep)
501 {
502 	NXGE_DEBUG_MSG((nxgep, DDI_CTL, "==> nxge_hw_stop"));
503 
504 	(void) nxge_tx_mac_disable(nxgep);
505 	(void) nxge_rx_mac_disable(nxgep);
506 	(void) nxge_txdma_hw_mode(nxgep, NXGE_DMA_STOP);
507 	(void) nxge_rxdma_hw_mode(nxgep, NXGE_DMA_STOP);
508 
509 	NXGE_DEBUG_MSG((nxgep, DDI_CTL, "<== nxge_hw_stop"));
510 }
511 
512 /* ARGSUSED */
513 void
514 nxge_hw_ioctl(p_nxge_t nxgep, queue_t *wq, mblk_t *mp, struct iocblk *iocp)
515 {
516 	int cmd;
517 
518 	NXGE_DEBUG_MSG((nxgep, IOC_CTL, "==> nxge_hw_ioctl"));
519 
520 	if (nxgep == NULL) {
521 		miocnak(wq, mp, 0, EINVAL);
522 		return;
523 	}
524 	iocp->ioc_error = 0;
525 	cmd = iocp->ioc_cmd;
526 
527 	switch (cmd) {
528 	default:
529 		miocnak(wq, mp, 0, EINVAL);
530 		return;
531 
532 	case NXGE_GET_MII:
533 		nxge_get_mii(nxgep, mp->b_cont);
534 		miocack(wq, mp, sizeof (uint16_t), 0);
535 		break;
536 
537 	case NXGE_PUT_MII:
538 		nxge_put_mii(nxgep, mp->b_cont);
539 		miocack(wq, mp, 0, 0);
540 		break;
541 
542 	case NXGE_GET64:
543 		nxge_get64(nxgep, mp->b_cont);
544 		miocack(wq, mp, sizeof (uint32_t), 0);
545 		break;
546 
547 	case NXGE_PUT64:
548 		nxge_put64(nxgep, mp->b_cont);
549 		miocack(wq, mp, 0, 0);
550 		break;
551 
552 	case NXGE_PUT_TCAM:
553 		nxge_put_tcam(nxgep, mp->b_cont);
554 		miocack(wq, mp, 0, 0);
555 		break;
556 
557 	case NXGE_GET_TCAM:
558 		nxge_get_tcam(nxgep, mp->b_cont);
559 		miocack(wq, mp, 0, 0);
560 		break;
561 
562 	case NXGE_TX_REGS_DUMP:
563 		nxge_txdma_regs_dump_channels(nxgep);
564 		miocack(wq, mp, 0, 0);
565 		break;
566 	case NXGE_RX_REGS_DUMP:
567 		nxge_rxdma_regs_dump_channels(nxgep);
568 		miocack(wq, mp, 0, 0);
569 		break;
570 	case NXGE_VIR_INT_REGS_DUMP:
571 	case NXGE_INT_REGS_DUMP:
572 		nxge_virint_regs_dump(nxgep);
573 		miocack(wq, mp, 0, 0);
574 		break;
575 	case NXGE_RTRACE:
576 		nxge_rtrace_ioctl(nxgep, wq, mp, iocp);
577 		break;
578 	}
579 }
580 
581 /* ARGSUSED */
582 void
583 nxge_loopback_ioctl(p_nxge_t nxgep, queue_t *wq, mblk_t *mp,
584 	struct iocblk *iocp)
585 {
586 	p_lb_property_t lb_props;
587 
588 	size_t size;
589 	int i;
590 
591 	if (mp->b_cont == NULL) {
592 		miocnak(wq, mp, 0, EINVAL);
593 	}
594 	switch (iocp->ioc_cmd) {
595 	case LB_GET_MODE:
596 		NXGE_DEBUG_MSG((nxgep, IOC_CTL, "NXGE_GET_LB_MODE command"));
597 		if (nxgep != NULL) {
598 			*(lb_info_sz_t *)mp->b_cont->b_rptr =
599 				nxgep->statsp->port_stats.lb_mode;
600 			miocack(wq, mp, sizeof (nxge_lb_t), 0);
601 		} else {
602 			miocnak(wq, mp, 0, EINVAL);
603 		}
604 		break;
605 	case LB_SET_MODE:
606 		NXGE_DEBUG_MSG((nxgep, IOC_CTL, "NXGE_SET_LB_MODE command"));
607 		if (iocp->ioc_count != sizeof (uint32_t)) {
608 			miocack(wq, mp, 0, 0);
609 			break;
610 		}
611 		if ((nxgep != NULL) && nxge_set_lb(nxgep, wq, mp->b_cont)) {
612 			miocack(wq, mp, 0, 0);
613 		} else {
614 			miocnak(wq, mp, 0, EPROTO);
615 		}
616 		break;
617 	case LB_GET_INFO_SIZE:
618 		NXGE_DEBUG_MSG((nxgep, IOC_CTL, "LB_GET_INFO_SIZE command"));
619 		if (nxgep != NULL) {
620 			size = sizeof (lb_normal);
621 			if (nxgep->statsp->mac_stats.cap_10gfdx) {
622 				size += sizeof (lb_external10g);
623 				size += sizeof (lb_mac10g);
624 				/* Publish PHY loopback if PHY is present */
625 				if (nxgep->mac.portmode == PORT_10G_COPPER ||
626 				    nxgep->mac.portmode == PORT_10G_FIBER)
627 					size += sizeof (lb_phy10g);
628 			}
629 			if (nxgep->mac.portmode == PORT_10G_FIBER ||
630 			    nxgep->mac.portmode == PORT_10G_SERDES)
631 				size += sizeof (lb_serdes10g);
632 
633 			if (nxgep->statsp->mac_stats.cap_1000fdx) {
634 				size += sizeof (lb_external1000);
635 				size += sizeof (lb_mac1000);
636 				if ((nxgep->mac.portmode == PORT_1G_COPPER) ||
637 				    (nxgep->mac.portmode ==
638 				    PORT_1G_RGMII_FIBER))
639 					size += sizeof (lb_phy1000);
640 			}
641 			if (nxgep->statsp->mac_stats.cap_100fdx)
642 				size += sizeof (lb_external100);
643 			if (nxgep->statsp->mac_stats.cap_10fdx)
644 				size += sizeof (lb_external10);
645 			if (nxgep->mac.portmode == PORT_1G_FIBER ||
646 			    nxgep->mac.portmode == PORT_1G_SERDES)
647 				size += sizeof (lb_serdes1000);
648 
649 			*(lb_info_sz_t *)mp->b_cont->b_rptr = size;
650 
651 			NXGE_DEBUG_MSG((nxgep, IOC_CTL,
652 				"NXGE_GET_LB_INFO command: size %d", size));
653 			miocack(wq, mp, sizeof (lb_info_sz_t), 0);
654 		} else
655 			miocnak(wq, mp, 0, EINVAL);
656 		break;
657 
658 	case LB_GET_INFO:
659 		NXGE_DEBUG_MSG((nxgep, IOC_CTL, "NXGE_GET_LB_INFO command"));
660 		if (nxgep != NULL) {
661 			size = sizeof (lb_normal);
662 			if (nxgep->statsp->mac_stats.cap_10gfdx) {
663 				size += sizeof (lb_external10g);
664 				size += sizeof (lb_mac10g);
665 				/* Publish PHY loopback if PHY is present */
666 				if (nxgep->mac.portmode == PORT_10G_COPPER ||
667 				    nxgep->mac.portmode == PORT_10G_FIBER)
668 					size += sizeof (lb_phy10g);
669 			}
670 			if (nxgep->mac.portmode == PORT_10G_FIBER ||
671 			    nxgep->mac.portmode == PORT_10G_SERDES)
672 				size += sizeof (lb_serdes10g);
673 
674 			if (nxgep->statsp->mac_stats.cap_1000fdx) {
675 				size += sizeof (lb_external1000);
676 				size += sizeof (lb_mac1000);
677 				if ((nxgep->mac.portmode == PORT_1G_COPPER) ||
678 				    (nxgep->mac.portmode ==
679 				    PORT_1G_RGMII_FIBER))
680 					size += sizeof (lb_phy1000);
681 			}
682 			if (nxgep->statsp->mac_stats.cap_100fdx)
683 				size += sizeof (lb_external100);
684 			if (nxgep->statsp->mac_stats.cap_10fdx)
685 				size += sizeof (lb_external10);
686 			if (nxgep->mac.portmode == PORT_1G_FIBER ||
687 			    nxgep->mac.portmode == PORT_1G_SERDES)
688 				size += sizeof (lb_serdes1000);
689 
690 			NXGE_DEBUG_MSG((nxgep, IOC_CTL,
691 				"NXGE_GET_LB_INFO command: size %d", size));
692 			if (size == iocp->ioc_count) {
693 				i = 0;
694 				lb_props = (p_lb_property_t)mp->b_cont->b_rptr;
695 				lb_props[i++] = lb_normal;
696 				if (nxgep->statsp->mac_stats.cap_10gfdx) {
697 					lb_props[i++] = lb_mac10g;
698 					if (nxgep->mac.portmode ==
699 					    PORT_10G_COPPER ||
700 					    nxgep->mac.portmode ==
701 					    PORT_10G_FIBER)
702 						lb_props[i++] = lb_phy10g;
703 					lb_props[i++] = lb_external10g;
704 				}
705 				if (nxgep->mac.portmode == PORT_10G_FIBER ||
706 				    nxgep->mac.portmode == PORT_10G_SERDES)
707 					lb_props[i++] = lb_serdes10g;
708 
709 				if (nxgep->statsp->mac_stats.cap_1000fdx)
710 					lb_props[i++] = lb_external1000;
711 				if (nxgep->statsp->mac_stats.cap_100fdx)
712 					lb_props[i++] = lb_external100;
713 				if (nxgep->statsp->mac_stats.cap_10fdx)
714 					lb_props[i++] = lb_external10;
715 				if (nxgep->statsp->mac_stats.cap_1000fdx)
716 					lb_props[i++] = lb_mac1000;
717 				if ((nxgep->mac.portmode == PORT_1G_COPPER) ||
718 				    (nxgep->mac.portmode ==
719 				    PORT_1G_RGMII_FIBER)) {
720 					if (nxgep->statsp->mac_stats.
721 						cap_1000fdx)
722 						lb_props[i++] = lb_phy1000;
723 				} else if ((nxgep->mac.portmode ==
724 				    PORT_1G_FIBER) ||
725 				    (nxgep->mac.portmode == PORT_1G_SERDES)) {
726 					lb_props[i++] = lb_serdes1000;
727 				}
728 				miocack(wq, mp, size, 0);
729 			} else
730 				miocnak(wq, mp, 0, EINVAL);
731 		} else {
732 			miocnak(wq, mp, 0, EINVAL);
733 			cmn_err(CE_NOTE, "!nxge_hw_ioctl: invalid command 0x%x",
734 				iocp->ioc_cmd);
735 		}
736 		break;
737 	}
738 }
739 
740 /*
741  * DMA channel interfaces to access various channel specific
742  * hardware functions.
743  */
744 /* ARGSUSED */
745 void
746 nxge_rxdma_channel_put64(nxge_os_acc_handle_t handle, void *reg_addrp,
747 	uint32_t reg_base, uint16_t channel, uint64_t reg_data)
748 {
749 	uint64_t reg_offset;
750 
751 	NXGE_DEBUG_MSG((NULL, DMA_CTL, "<== nxge_rxdma_channel_put64"));
752 
753 	/*
754 	 * Channel is assumed to be from 0 to the maximum DMA channel #. If we
755 	 * use the virtual DMA CSR address space from the config space (in PCI
756 	 * case), then the following code need to be use different offset
757 	 * computation macro.
758 	 */
759 	reg_offset = reg_base + DMC_OFFSET(channel);
760 	NXGE_PIO_WRITE64(handle, reg_addrp, reg_offset, reg_data);
761 
762 	NXGE_DEBUG_MSG((NULL, DMA_CTL, "<== nxge_rxdma_channel_put64"));
763 }
764 
765 /* ARGSUSED */
766 uint64_t
767 nxge_rxdma_channel_get64(nxge_os_acc_handle_t handle, void *reg_addrp,
768 	uint32_t reg_base, uint16_t channel)
769 {
770 	uint64_t reg_offset;
771 
772 	NXGE_DEBUG_MSG((NULL, DMA_CTL, "<== nxge_rxdma_channel_get64"));
773 
774 	/*
775 	 * Channel is assumed to be from 0 to the maximum DMA channel #. If we
776 	 * use the virtual DMA CSR address space from the config space (in PCI
777 	 * case), then the following code need to be use different offset
778 	 * computation macro.
779 	 */
780 	reg_offset = reg_base + DMC_OFFSET(channel);
781 
782 	NXGE_DEBUG_MSG((NULL, DMA_CTL, "<== nxge_rxdma_channel_get64"));
783 
784 	return (NXGE_PIO_READ64(handle, reg_addrp, reg_offset));
785 }
786 
787 /* ARGSUSED */
788 void
789 nxge_get32(p_nxge_t nxgep, p_mblk_t mp)
790 {
791 	nxge_os_acc_handle_t nxge_regh;
792 
793 	NXGE_DEBUG_MSG((nxgep, IOC_CTL, "nxge_get32"));
794 	nxge_regh = nxgep->dev_regs->nxge_regh;
795 
796 	*(uint32_t *)mp->b_rptr = NXGE_PIO_READ32(nxge_regh,
797 		nxgep->dev_regs->nxge_regp, *(uint32_t *)mp->b_rptr);
798 
799 	NXGE_DEBUG_MSG((nxgep, IOC_CTL, "value = 0x%08X",
800 		*(uint32_t *)mp->b_rptr));
801 	NXGE_DEBUG_MSG((nxgep, IOC_CTL, "nxge_get32"));
802 }
803 
804 /* ARGSUSED */
805 void
806 nxge_put32(p_nxge_t nxgep, p_mblk_t mp)
807 {
808 	nxge_os_acc_handle_t nxge_regh;
809 	uint32_t *buf;
810 	uint8_t *reg;
811 
812 	NXGE_DEBUG_MSG((nxgep, IOC_CTL, "nxge_put32"));
813 	nxge_regh = nxgep->dev_regs->nxge_regh;
814 
815 	buf = (uint32_t *)mp->b_rptr;
816 	reg = (uint8_t *)(nxgep->dev_regs->nxge_regp) + buf[0];
817 	NXGE_DEBUG_MSG((nxgep, IOC_CTL,
818 		"reg = 0x%016llX index = 0x%08X value = 0x%08X",
819 		reg, buf[0], buf[1]));
820 	NXGE_PIO_WRITE32(nxge_regh, (uint32_t *)reg, 0, buf[1]);
821 	NXGE_DEBUG_MSG((nxgep, IOC_CTL, "nxge_put32"));
822 }
823 
824 /*ARGSUSED*/
825 boolean_t
826 nxge_set_lb(p_nxge_t nxgep, queue_t *wq, p_mblk_t mp)
827 {
828 	boolean_t status = B_TRUE;
829 	uint32_t lb_mode;
830 	lb_property_t *lb_info;
831 
832 	NXGE_DEBUG_MSG((nxgep, IOC_CTL, "<== nxge_set_lb"));
833 	lb_mode = nxgep->statsp->port_stats.lb_mode;
834 	if (lb_mode == *(uint32_t *)mp->b_rptr) {
835 		cmn_err(CE_NOTE,
836 			"!nxge%d: Loopback mode already set (lb_mode %d).\n",
837 			nxgep->instance, lb_mode);
838 		status = B_FALSE;
839 		goto nxge_set_lb_exit;
840 	}
841 	lb_mode = *(uint32_t *)mp->b_rptr;
842 	lb_info = NULL;
843 	if (lb_mode == lb_normal.value)
844 		lb_info = &lb_normal;
845 	else if ((lb_mode == lb_external10g.value) &&
846 		(nxgep->statsp->mac_stats.cap_10gfdx))
847 		lb_info = &lb_external10g;
848 	else if ((lb_mode == lb_external1000.value) &&
849 		(nxgep->statsp->mac_stats.cap_1000fdx))
850 		lb_info = &lb_external1000;
851 	else if ((lb_mode == lb_external100.value) &&
852 		(nxgep->statsp->mac_stats.cap_100fdx))
853 		lb_info = &lb_external100;
854 	else if ((lb_mode == lb_external10.value) &&
855 		(nxgep->statsp->mac_stats.cap_10fdx))
856 		lb_info = &lb_external10;
857 	else if ((lb_mode == lb_phy10g.value) &&
858 			((nxgep->mac.portmode == PORT_10G_COPPER) ||
859 			(nxgep->mac.portmode == PORT_10G_FIBER)))
860 		lb_info = &lb_phy10g;
861 	else if ((lb_mode == lb_phy1000.value) &&
862 	    ((nxgep->mac.portmode == PORT_1G_COPPER) ||
863 	    (nxgep->mac.portmode == PORT_1G_RGMII_FIBER)))
864 		lb_info = &lb_phy1000;
865 	else if ((lb_mode == lb_phy.value) &&
866 		(nxgep->mac.portmode == PORT_1G_COPPER))
867 		lb_info = &lb_phy;
868 	else if ((lb_mode == lb_serdes10g.value) &&
869 	    ((nxgep->mac.portmode == PORT_10G_FIBER) ||
870 	    (nxgep->mac.portmode == PORT_10G_COPPER) ||
871 	    (nxgep->mac.portmode == PORT_10G_SERDES)))
872 		lb_info = &lb_serdes10g;
873 	else if ((lb_mode == lb_serdes1000.value) &&
874 	    (nxgep->mac.portmode == PORT_1G_FIBER ||
875 	    (nxgep->mac.portmode == PORT_1G_SERDES)))
876 		lb_info = &lb_serdes1000;
877 	else if (lb_mode == lb_mac10g.value)
878 		lb_info = &lb_mac10g;
879 	else if (lb_mode == lb_mac1000.value)
880 		lb_info = &lb_mac1000;
881 	else if (lb_mode == lb_mac.value)
882 		lb_info = &lb_mac;
883 	else {
884 		cmn_err(CE_NOTE,
885 			"!nxge%d: Loopback mode not supported(mode %d).\n",
886 			nxgep->instance, lb_mode);
887 		status = B_FALSE;
888 		goto nxge_set_lb_exit;
889 	}
890 
891 	if (lb_mode == nxge_lb_normal) {
892 		if (nxge_lb_dbg) {
893 			cmn_err(CE_NOTE,
894 				"!nxge%d: Returning to normal operation",
895 				nxgep->instance);
896 		}
897 		if (nxge_set_lb_normal(nxgep) != NXGE_OK) {
898 			status = B_FALSE;
899 			cmn_err(CE_NOTE,
900 			    "!nxge%d: Failed to return to normal operation",
901 			    nxgep->instance);
902 		}
903 		goto nxge_set_lb_exit;
904 	}
905 	nxgep->statsp->port_stats.lb_mode = lb_mode;
906 
907 	if (nxge_lb_dbg)
908 		cmn_err(CE_NOTE,
909 			"!nxge%d: Adapter now in %s loopback mode",
910 			nxgep->instance, lb_info->key);
911 	nxgep->param_arr[param_autoneg].value = 0;
912 	nxgep->param_arr[param_anar_10gfdx].value =
913 		(nxgep->statsp->port_stats.lb_mode == nxge_lb_ext10g) ||
914 		(nxgep->statsp->port_stats.lb_mode == nxge_lb_mac10g) ||
915 		(nxgep->statsp->port_stats.lb_mode == nxge_lb_phy10g) ||
916 		(nxgep->statsp->port_stats.lb_mode == nxge_lb_serdes10g);
917 	nxgep->param_arr[param_anar_10ghdx].value = 0;
918 	nxgep->param_arr[param_anar_1000fdx].value =
919 		(nxgep->statsp->port_stats.lb_mode == nxge_lb_ext1000) ||
920 		(nxgep->statsp->port_stats.lb_mode == nxge_lb_mac1000) ||
921 		(nxgep->statsp->port_stats.lb_mode == nxge_lb_phy1000) ||
922 		(nxgep->statsp->port_stats.lb_mode == nxge_lb_serdes1000);
923 	nxgep->param_arr[param_anar_1000hdx].value = 0;
924 	nxgep->param_arr[param_anar_100fdx].value =
925 		(nxgep->statsp->port_stats.lb_mode == nxge_lb_phy) ||
926 		(nxgep->statsp->port_stats.lb_mode == nxge_lb_mac) ||
927 		(nxgep->statsp->port_stats.lb_mode == nxge_lb_ext100);
928 	nxgep->param_arr[param_anar_100hdx].value = 0;
929 	nxgep->param_arr[param_anar_10fdx].value =
930 		(nxgep->statsp->port_stats.lb_mode == nxge_lb_mac) ||
931 		(nxgep->statsp->port_stats.lb_mode == nxge_lb_ext10);
932 	if (nxgep->statsp->port_stats.lb_mode == nxge_lb_ext1000) {
933 		nxgep->param_arr[param_master_cfg_enable].value = 1;
934 		nxgep->param_arr[param_master_cfg_value].value = 1;
935 	}
936 	if ((nxgep->statsp->port_stats.lb_mode == nxge_lb_ext10g) ||
937 		(nxgep->statsp->port_stats.lb_mode == nxge_lb_ext1000) ||
938 		(nxgep->statsp->port_stats.lb_mode == nxge_lb_ext100) ||
939 		(nxgep->statsp->port_stats.lb_mode == nxge_lb_ext10) ||
940 		(nxgep->statsp->port_stats.lb_mode == nxge_lb_phy10g) ||
941 		(nxgep->statsp->port_stats.lb_mode == nxge_lb_phy1000) ||
942 		(nxgep->statsp->port_stats.lb_mode == nxge_lb_phy)) {
943 
944 		if (nxge_link_monitor(nxgep, LINK_MONITOR_STOP) != NXGE_OK)
945 			goto nxge_set_lb_err;
946 		if (nxge_xcvr_find(nxgep) != NXGE_OK)
947 			goto nxge_set_lb_err;
948 		if (nxge_link_init(nxgep) != NXGE_OK)
949 			goto nxge_set_lb_err;
950 		if (nxge_link_monitor(nxgep, LINK_MONITOR_START) != NXGE_OK)
951 			goto nxge_set_lb_err;
952 	}
953 	if (lb_info->lb_type == internal) {
954 		if ((nxgep->statsp->port_stats.lb_mode == nxge_lb_mac10g) ||
955 				(nxgep->statsp->port_stats.lb_mode ==
956 				nxge_lb_phy10g) ||
957 				(nxgep->statsp->port_stats.lb_mode ==
958 				nxge_lb_serdes10g)) {
959 			nxgep->statsp->mac_stats.link_speed = 10000;
960 		} else if ((nxgep->statsp->port_stats.lb_mode
961 				== nxge_lb_mac1000) ||
962 				(nxgep->statsp->port_stats.lb_mode ==
963 				nxge_lb_phy1000) ||
964 				(nxgep->statsp->port_stats.lb_mode ==
965 				nxge_lb_serdes1000)) {
966 			nxgep->statsp->mac_stats.link_speed = 1000;
967 		} else {
968 			nxgep->statsp->mac_stats.link_speed = 100;
969 		}
970 		nxgep->statsp->mac_stats.link_duplex = 2;
971 		nxgep->statsp->mac_stats.link_up = 1;
972 	}
973 	if (nxge_global_reset(nxgep) != NXGE_OK)
974 		goto nxge_set_lb_err;
975 
976 nxge_set_lb_exit:
977 	NXGE_DEBUG_MSG((nxgep, DDI_CTL,
978 		"<== nxge_set_lb status = 0x%08x", status));
979 	return (status);
980 nxge_set_lb_err:
981 	status = B_FALSE;
982 	cmn_err(CE_NOTE,
983 	    "!nxge%d: Failed to put adapter in %s loopback mode",
984 	    nxgep->instance, lb_info->key);
985 	return (status);
986 }
987 
988 /* ARGSUSED */
989 nxge_status_t
990 nxge_set_lb_normal(p_nxge_t nxgep)
991 {
992 	nxge_status_t	status = NXGE_OK;
993 
994 	NXGE_DEBUG_MSG((nxgep, DDI_CTL, "==> nxge_set_lb_normal"));
995 
996 	nxgep->statsp->port_stats.lb_mode = nxge_lb_normal;
997 	nxgep->param_arr[param_autoneg].value =
998 		nxgep->param_arr[param_autoneg].old_value;
999 	nxgep->param_arr[param_anar_1000fdx].value =
1000 		nxgep->param_arr[param_anar_1000fdx].old_value;
1001 	nxgep->param_arr[param_anar_1000hdx].value =
1002 		nxgep->param_arr[param_anar_1000hdx].old_value;
1003 	nxgep->param_arr[param_anar_100fdx].value =
1004 		nxgep->param_arr[param_anar_100fdx].old_value;
1005 	nxgep->param_arr[param_anar_100hdx].value =
1006 		nxgep->param_arr[param_anar_100hdx].old_value;
1007 	nxgep->param_arr[param_anar_10fdx].value =
1008 		nxgep->param_arr[param_anar_10fdx].old_value;
1009 	nxgep->param_arr[param_master_cfg_enable].value =
1010 		nxgep->param_arr[param_master_cfg_enable].old_value;
1011 	nxgep->param_arr[param_master_cfg_value].value =
1012 		nxgep->param_arr[param_master_cfg_value].old_value;
1013 
1014 	if ((status = nxge_global_reset(nxgep)) != NXGE_OK)
1015 		return (status);
1016 
1017 	if ((status = nxge_link_monitor(nxgep, LINK_MONITOR_STOP)) != NXGE_OK)
1018 		return (status);
1019 	if ((status = nxge_xcvr_find(nxgep)) != NXGE_OK)
1020 		return (status);
1021 	if ((status = nxge_link_init(nxgep)) != NXGE_OK)
1022 		return (status);
1023 	status = nxge_link_monitor(nxgep, LINK_MONITOR_START);
1024 
1025 	NXGE_DEBUG_MSG((nxgep, DDI_CTL, "<== nxge_set_lb_normal"));
1026 
1027 	return (status);
1028 }
1029 
1030 /* ARGSUSED */
1031 void
1032 nxge_get_mii(p_nxge_t nxgep, p_mblk_t mp)
1033 {
1034 	uint16_t reg;
1035 
1036 	NXGE_DEBUG_MSG((nxgep, IOC_CTL, "==> nxge_get_mii"));
1037 
1038 	reg = *(uint16_t *)mp->b_rptr;
1039 	(void) nxge_mii_read(nxgep, nxgep->statsp->mac_stats.xcvr_portn, reg,
1040 		(uint16_t *)mp->b_rptr);
1041 	NXGE_DEBUG_MSG((nxgep, IOC_CTL, "reg = 0x%08X value = 0x%04X",
1042 		reg, *(uint16_t *)mp->b_rptr));
1043 	NXGE_DEBUG_MSG((nxgep, IOC_CTL, "<== nxge_get_mii"));
1044 }
1045 
1046 /* ARGSUSED */
1047 void
1048 nxge_put_mii(p_nxge_t nxgep, p_mblk_t mp)
1049 {
1050 	uint16_t *buf;
1051 	uint8_t reg;
1052 
1053 	NXGE_DEBUG_MSG((nxgep, IOC_CTL, "==> nxge_put_mii"));
1054 	buf = (uint16_t *)mp->b_rptr;
1055 	reg = (uint8_t)buf[0];
1056 	NXGE_DEBUG_MSG((nxgep, IOC_CTL,
1057 		"reg = 0x%08X index = 0x%08X value = 0x%08X",
1058 		reg, buf[0], buf[1]));
1059 	(void) nxge_mii_write(nxgep, nxgep->statsp->mac_stats.xcvr_portn,
1060 		reg, buf[1]);
1061 	NXGE_DEBUG_MSG((nxgep, IOC_CTL, "<== nxge_put_mii"));
1062 }
1063 
1064 /* ARGSUSED */
1065 void
1066 nxge_check_hw_state(p_nxge_t nxgep)
1067 {
1068 	p_nxge_ldgv_t ldgvp;
1069 	p_nxge_ldv_t t_ldvp;
1070 
1071 	NXGE_DEBUG_MSG((nxgep, SYSERR_CTL, "==> nxge_check_hw_state"));
1072 
1073 	MUTEX_ENTER(nxgep->genlock);
1074 	nxgep->nxge_timerid = 0;
1075 	if (!(nxgep->drv_state & STATE_HW_INITIALIZED)) {
1076 		goto nxge_check_hw_state_exit;
1077 	}
1078 	nxge_check_tx_hang(nxgep);
1079 
1080 	ldgvp = nxgep->ldgvp;
1081 	if (ldgvp == NULL || (ldgvp->ldvp_syserr == NULL)) {
1082 		NXGE_ERROR_MSG((nxgep, SYSERR_CTL, "<== nxge_check_hw_state: "
1083 				"NULL ldgvp (interrupt not ready)."));
1084 		goto nxge_check_hw_state_exit;
1085 	}
1086 	t_ldvp = ldgvp->ldvp_syserr;
1087 	if (!t_ldvp->use_timer) {
1088 		NXGE_DEBUG_MSG((nxgep, SYSERR_CTL, "<== nxge_check_hw_state: "
1089 				"ldgvp $%p t_ldvp $%p use_timer flag %d",
1090 				ldgvp, t_ldvp, t_ldvp->use_timer));
1091 		goto nxge_check_hw_state_exit;
1092 	}
1093 	if (fm_check_acc_handle(nxgep->dev_regs->nxge_regh) != DDI_FM_OK) {
1094 		NXGE_ERROR_MSG((nxgep, NXGE_ERR_CTL,
1095 			"port%d Bad register acc handle", nxgep->mac.portnum));
1096 	}
1097 	(void) nxge_syserr_intr((void *) t_ldvp, (void *) nxgep);
1098 
1099 	nxgep->nxge_timerid = nxge_start_timer(nxgep, nxge_check_hw_state,
1100 		NXGE_CHECK_TIMER);
1101 
1102 nxge_check_hw_state_exit:
1103 	MUTEX_EXIT(nxgep->genlock);
1104 	NXGE_DEBUG_MSG((nxgep, SYSERR_CTL, "<== nxge_check_hw_state"));
1105 }
1106 
1107 /*ARGSUSED*/
1108 static void
1109 nxge_rtrace_ioctl(p_nxge_t nxgep, queue_t *wq, mblk_t *mp,
1110 	struct iocblk *iocp)
1111 {
1112 	ssize_t size;
1113 	rtrace_t *rtp;
1114 	mblk_t *nmp;
1115 	uint32_t i, j;
1116 	uint32_t start_blk;
1117 	uint32_t base_entry;
1118 	uint32_t num_entries;
1119 
1120 	NXGE_DEBUG_MSG((nxgep, STR_CTL, "==> nxge_rtrace_ioctl"));
1121 
1122 	size = 1024;
1123 	if (mp->b_cont == NULL || MBLKL(mp->b_cont) < size) {
1124 		NXGE_DEBUG_MSG((nxgep, STR_CTL,
1125 				"malformed M_IOCTL MBLKL = %d size = %d",
1126 				MBLKL(mp->b_cont), size));
1127 		miocnak(wq, mp, 0, EINVAL);
1128 		return;
1129 	}
1130 	nmp = mp->b_cont;
1131 	rtp = (rtrace_t *)nmp->b_rptr;
1132 	start_blk = rtp->next_idx;
1133 	num_entries = rtp->last_idx;
1134 	base_entry = start_blk * MAX_RTRACE_IOC_ENTRIES;
1135 
1136 	NXGE_DEBUG_MSG((nxgep, STR_CTL, "start_blk = %d\n", start_blk));
1137 	NXGE_DEBUG_MSG((nxgep, STR_CTL, "num_entries = %d\n", num_entries));
1138 	NXGE_DEBUG_MSG((nxgep, STR_CTL, "base_entry = %d\n", base_entry));
1139 
1140 	rtp->next_idx = npi_rtracebuf.next_idx;
1141 	rtp->last_idx = npi_rtracebuf.last_idx;
1142 	rtp->wrapped = npi_rtracebuf.wrapped;
1143 	for (i = 0, j = base_entry; i < num_entries; i++, j++) {
1144 		rtp->buf[i].ctl_addr = npi_rtracebuf.buf[j].ctl_addr;
1145 		rtp->buf[i].val_l32 = npi_rtracebuf.buf[j].val_l32;
1146 		rtp->buf[i].val_h32 = npi_rtracebuf.buf[j].val_h32;
1147 	}
1148 
1149 	nmp->b_wptr = nmp->b_rptr + size;
1150 	NXGE_DEBUG_MSG((nxgep, STR_CTL, "<== nxge_rtrace_ioctl"));
1151 	miocack(wq, mp, (int)size, 0);
1152 }
1153