xref: /freebsd/sys/dev/qlxgbe/ql_hw.c (revision 45dd2eaac379e5576f745380260470204c49beac)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3  *
4  * Copyright (c) 2013-2016 Qlogic Corporation
5  * All rights reserved.
6  *
7  *  Redistribution and use in source and binary forms, with or without
8  *  modification, are permitted provided that the following conditions
9  *  are met:
10  *
11  *  1. Redistributions of source code must retain the above copyright
12  *     notice, this list of conditions and the following disclaimer.
13  *  2. Redistributions in binary form must reproduce the above copyright
14  *     notice, this list of conditions and the following disclaimer in the
15  *     documentation and/or other materials provided with the distribution.
16  *
17  *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
18  *  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  *  ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
21  *  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22  *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23  *  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24  *  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
25  *  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
26  *  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
27  *  POSSIBILITY OF SUCH DAMAGE.
28  */
29 
30 /*
31  * File: ql_hw.c
32  * Author : David C Somayajulu, Qlogic Corporation, Aliso Viejo, CA 92656.
33  * Content: Contains Hardware dependent functions
34  */
35 
36 #include <sys/cdefs.h>
37 __FBSDID("$FreeBSD$");
38 
39 #include "ql_os.h"
40 #include "ql_hw.h"
41 #include "ql_def.h"
42 #include "ql_inline.h"
43 #include "ql_ver.h"
44 #include "ql_glbl.h"
45 #include "ql_dbg.h"
46 #include "ql_minidump.h"
47 
48 /*
49  * Static Functions
50  */
51 
52 static void qla_del_rcv_cntxt(qla_host_t *ha);
53 static int qla_init_rcv_cntxt(qla_host_t *ha);
54 static int qla_del_xmt_cntxt(qla_host_t *ha);
55 static int qla_init_xmt_cntxt(qla_host_t *ha);
56 static int qla_mbx_cmd(qla_host_t *ha, uint32_t *h_mbox, uint32_t n_hmbox,
57 	uint32_t *fw_mbox, uint32_t n_fwmbox, uint32_t no_pause);
58 static int qla_config_intr_cntxt(qla_host_t *ha, uint32_t start_idx,
59 	uint32_t num_intrs, uint32_t create);
60 static int qla_config_rss(qla_host_t *ha, uint16_t cntxt_id);
61 static int qla_config_intr_coalesce(qla_host_t *ha, uint16_t cntxt_id,
62 	int tenable, int rcv);
63 static int qla_set_mac_rcv_mode(qla_host_t *ha, uint32_t mode);
64 static int qla_link_event_req(qla_host_t *ha, uint16_t cntxt_id);
65 
66 static int qla_tx_tso(qla_host_t *ha, struct mbuf *mp, q80_tx_cmd_t *tx_cmd,
67 		uint8_t *hdr);
68 static int qla_hw_add_all_mcast(qla_host_t *ha);
69 static int qla_add_rcv_rings(qla_host_t *ha, uint32_t sds_idx, uint32_t nsds);
70 
71 static int qla_init_nic_func(qla_host_t *ha);
72 static int qla_stop_nic_func(qla_host_t *ha);
73 static int qla_query_fw_dcbx_caps(qla_host_t *ha);
74 static int qla_set_port_config(qla_host_t *ha, uint32_t cfg_bits);
75 static int qla_get_port_config(qla_host_t *ha, uint32_t *cfg_bits);
76 static int qla_set_cam_search_mode(qla_host_t *ha, uint32_t search_mode);
77 static int qla_get_cam_search_mode(qla_host_t *ha);
78 
79 static void ql_minidump_free(qla_host_t *ha);
80 
81 #ifdef QL_DBG
82 
83 static void
84 qla_stop_pegs(qla_host_t *ha)
85 {
86         uint32_t val = 1;
87 
88         ql_rdwr_indreg32(ha, Q8_CRB_PEG_0, &val, 0);
89         ql_rdwr_indreg32(ha, Q8_CRB_PEG_1, &val, 0);
90         ql_rdwr_indreg32(ha, Q8_CRB_PEG_2, &val, 0);
91         ql_rdwr_indreg32(ha, Q8_CRB_PEG_3, &val, 0);
92         ql_rdwr_indreg32(ha, Q8_CRB_PEG_4, &val, 0);
93         device_printf(ha->pci_dev, "%s PEGS HALTED!!!!!\n", __func__);
94 }
95 
96 static int
97 qla_sysctl_stop_pegs(SYSCTL_HANDLER_ARGS)
98 {
99 	int err, ret = 0;
100 	qla_host_t *ha;
101 
102 	err = sysctl_handle_int(oidp, &ret, 0, req);
103 
104 	if (err || !req->newptr)
105 		return (err);
106 
107 	if (ret == 1) {
108 		ha = (qla_host_t *)arg1;
109 		if (QLA_LOCK(ha, __func__, QLA_LOCK_DEFAULT_MS_TIMEOUT, 0) == 0) {
110 			qla_stop_pegs(ha);
111 			QLA_UNLOCK(ha, __func__);
112 		}
113 	}
114 
115 	return err;
116 }
117 #endif /* #ifdef QL_DBG */
118 
119 static int
120 qla_validate_set_port_cfg_bit(uint32_t bits)
121 {
122         if ((bits & 0xF) > 1)
123                 return (-1);
124 
125         if (((bits >> 4) & 0xF) > 2)
126                 return (-1);
127 
128         if (((bits >> 8) & 0xF) > 2)
129                 return (-1);
130 
131         return (0);
132 }
133 
134 static int
135 qla_sysctl_port_cfg(SYSCTL_HANDLER_ARGS)
136 {
137         int err, ret = 0;
138         qla_host_t *ha;
139         uint32_t cfg_bits;
140 
141         err = sysctl_handle_int(oidp, &ret, 0, req);
142 
143         if (err || !req->newptr)
144                 return (err);
145 
146 	ha = (qla_host_t *)arg1;
147 
148         if ((qla_validate_set_port_cfg_bit((uint32_t)ret) == 0)) {
149                 err = qla_get_port_config(ha, &cfg_bits);
150 
151                 if (err)
152                         goto qla_sysctl_set_port_cfg_exit;
153 
154                 if (ret & 0x1) {
155                         cfg_bits |= Q8_PORT_CFG_BITS_DCBX_ENABLE;
156                 } else {
157                         cfg_bits &= ~Q8_PORT_CFG_BITS_DCBX_ENABLE;
158                 }
159 
160                 ret = ret >> 4;
161                 cfg_bits &= ~Q8_PORT_CFG_BITS_PAUSE_CFG_MASK;
162 
163                 if ((ret & 0xF) == 0) {
164                         cfg_bits |= Q8_PORT_CFG_BITS_PAUSE_DISABLED;
165                 } else if ((ret & 0xF) == 1){
166                         cfg_bits |= Q8_PORT_CFG_BITS_PAUSE_STD;
167                 } else {
168                         cfg_bits |= Q8_PORT_CFG_BITS_PAUSE_PPM;
169                 }
170 
171                 ret = ret >> 4;
172                 cfg_bits &= ~Q8_PORT_CFG_BITS_STDPAUSE_DIR_MASK;
173 
174                 if (ret == 0) {
175                         cfg_bits |= Q8_PORT_CFG_BITS_STDPAUSE_XMT_RCV;
176                 } else if (ret == 1){
177                         cfg_bits |= Q8_PORT_CFG_BITS_STDPAUSE_XMT;
178                 } else {
179                         cfg_bits |= Q8_PORT_CFG_BITS_STDPAUSE_RCV;
180                 }
181 
182 		if (QLA_LOCK(ha, __func__, QLA_LOCK_DEFAULT_MS_TIMEOUT, 0) == 0) {
183                 	err = qla_set_port_config(ha, cfg_bits);
184 			QLA_UNLOCK(ha, __func__);
185 		} else {
186 			device_printf(ha->pci_dev, "%s: failed\n", __func__);
187 		}
188         } else {
189 		if (QLA_LOCK(ha, __func__, QLA_LOCK_DEFAULT_MS_TIMEOUT, 0) == 0) {
190                 	err = qla_get_port_config(ha, &cfg_bits);
191 			QLA_UNLOCK(ha, __func__);
192 		} else {
193 			device_printf(ha->pci_dev, "%s: failed\n", __func__);
194 		}
195         }
196 
197 qla_sysctl_set_port_cfg_exit:
198         return err;
199 }
200 
201 static int
202 qla_sysctl_set_cam_search_mode(SYSCTL_HANDLER_ARGS)
203 {
204 	int err, ret = 0;
205 	qla_host_t *ha;
206 
207 	err = sysctl_handle_int(oidp, &ret, 0, req);
208 
209 	if (err || !req->newptr)
210 		return (err);
211 
212 	ha = (qla_host_t *)arg1;
213 
214 	if ((ret == Q8_HW_CONFIG_CAM_SEARCH_MODE_INTERNAL) ||
215 		(ret == Q8_HW_CONFIG_CAM_SEARCH_MODE_AUTO)) {
216 		if (QLA_LOCK(ha, __func__, QLA_LOCK_DEFAULT_MS_TIMEOUT, 0) == 0) {
217 			err = qla_set_cam_search_mode(ha, (uint32_t)ret);
218 			QLA_UNLOCK(ha, __func__);
219 		} else {
220 			device_printf(ha->pci_dev, "%s: failed\n", __func__);
221 		}
222 
223 	} else {
224 		device_printf(ha->pci_dev, "%s: ret = %d\n", __func__, ret);
225 	}
226 
227 	return (err);
228 }
229 
230 static int
231 qla_sysctl_get_cam_search_mode(SYSCTL_HANDLER_ARGS)
232 {
233 	int err, ret = 0;
234 	qla_host_t *ha;
235 
236 	err = sysctl_handle_int(oidp, &ret, 0, req);
237 
238 	if (err || !req->newptr)
239 		return (err);
240 
241 	ha = (qla_host_t *)arg1;
242 	if (QLA_LOCK(ha, __func__, QLA_LOCK_DEFAULT_MS_TIMEOUT, 0) == 0) {
243 		err = qla_get_cam_search_mode(ha);
244 		QLA_UNLOCK(ha, __func__);
245 	} else {
246 		device_printf(ha->pci_dev, "%s: failed\n", __func__);
247 	}
248 
249 	return (err);
250 }
251 
252 static void
253 qlnx_add_hw_mac_stats_sysctls(qla_host_t *ha)
254 {
255         struct sysctl_ctx_list  *ctx;
256         struct sysctl_oid_list  *children;
257         struct sysctl_oid       *ctx_oid;
258 
259         ctx = device_get_sysctl_ctx(ha->pci_dev);
260         children = SYSCTL_CHILDREN(device_get_sysctl_tree(ha->pci_dev));
261 
262         ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, "stats_hw_mac",
263 	    CTLFLAG_RD | CTLFLAG_MPSAFE, NULL, "stats_hw_mac");
264         children = SYSCTL_CHILDREN(ctx_oid);
265 
266         SYSCTL_ADD_QUAD(ctx, children,
267                 OID_AUTO, "xmt_frames",
268                 CTLFLAG_RD, &ha->hw.mac.xmt_frames,
269                 "xmt_frames");
270 
271         SYSCTL_ADD_QUAD(ctx, children,
272                 OID_AUTO, "xmt_bytes",
273                 CTLFLAG_RD, &ha->hw.mac.xmt_bytes,
274                 "xmt_frames");
275 
276         SYSCTL_ADD_QUAD(ctx, children,
277                 OID_AUTO, "xmt_mcast_pkts",
278                 CTLFLAG_RD, &ha->hw.mac.xmt_mcast_pkts,
279                 "xmt_mcast_pkts");
280 
281         SYSCTL_ADD_QUAD(ctx, children,
282                 OID_AUTO, "xmt_bcast_pkts",
283                 CTLFLAG_RD, &ha->hw.mac.xmt_bcast_pkts,
284                 "xmt_bcast_pkts");
285 
286         SYSCTL_ADD_QUAD(ctx, children,
287                 OID_AUTO, "xmt_pause_frames",
288                 CTLFLAG_RD, &ha->hw.mac.xmt_pause_frames,
289                 "xmt_pause_frames");
290 
291         SYSCTL_ADD_QUAD(ctx, children,
292                 OID_AUTO, "xmt_cntrl_pkts",
293                 CTLFLAG_RD, &ha->hw.mac.xmt_cntrl_pkts,
294                 "xmt_cntrl_pkts");
295 
296         SYSCTL_ADD_QUAD(ctx, children,
297                 OID_AUTO, "xmt_pkt_lt_64bytes",
298                 CTLFLAG_RD, &ha->hw.mac.xmt_pkt_lt_64bytes,
299                 "xmt_pkt_lt_64bytes");
300 
301         SYSCTL_ADD_QUAD(ctx, children,
302                 OID_AUTO, "xmt_pkt_lt_127bytes",
303                 CTLFLAG_RD, &ha->hw.mac.xmt_pkt_lt_127bytes,
304                 "xmt_pkt_lt_127bytes");
305 
306         SYSCTL_ADD_QUAD(ctx, children,
307                 OID_AUTO, "xmt_pkt_lt_255bytes",
308                 CTLFLAG_RD, &ha->hw.mac.xmt_pkt_lt_255bytes,
309                 "xmt_pkt_lt_255bytes");
310 
311         SYSCTL_ADD_QUAD(ctx, children,
312                 OID_AUTO, "xmt_pkt_lt_511bytes",
313                 CTLFLAG_RD, &ha->hw.mac.xmt_pkt_lt_511bytes,
314                 "xmt_pkt_lt_511bytes");
315 
316         SYSCTL_ADD_QUAD(ctx, children,
317                 OID_AUTO, "xmt_pkt_lt_1023bytes",
318                 CTLFLAG_RD, &ha->hw.mac.xmt_pkt_lt_1023bytes,
319                 "xmt_pkt_lt_1023bytes");
320 
321         SYSCTL_ADD_QUAD(ctx, children,
322                 OID_AUTO, "xmt_pkt_lt_1518bytes",
323                 CTLFLAG_RD, &ha->hw.mac.xmt_pkt_lt_1518bytes,
324                 "xmt_pkt_lt_1518bytes");
325 
326         SYSCTL_ADD_QUAD(ctx, children,
327                 OID_AUTO, "xmt_pkt_gt_1518bytes",
328                 CTLFLAG_RD, &ha->hw.mac.xmt_pkt_gt_1518bytes,
329                 "xmt_pkt_gt_1518bytes");
330 
331         SYSCTL_ADD_QUAD(ctx, children,
332                 OID_AUTO, "rcv_frames",
333                 CTLFLAG_RD, &ha->hw.mac.rcv_frames,
334                 "rcv_frames");
335 
336         SYSCTL_ADD_QUAD(ctx, children,
337                 OID_AUTO, "rcv_bytes",
338                 CTLFLAG_RD, &ha->hw.mac.rcv_bytes,
339                 "rcv_bytes");
340 
341         SYSCTL_ADD_QUAD(ctx, children,
342                 OID_AUTO, "rcv_mcast_pkts",
343                 CTLFLAG_RD, &ha->hw.mac.rcv_mcast_pkts,
344                 "rcv_mcast_pkts");
345 
346         SYSCTL_ADD_QUAD(ctx, children,
347                 OID_AUTO, "rcv_bcast_pkts",
348                 CTLFLAG_RD, &ha->hw.mac.rcv_bcast_pkts,
349                 "rcv_bcast_pkts");
350 
351         SYSCTL_ADD_QUAD(ctx, children,
352                 OID_AUTO, "rcv_pause_frames",
353                 CTLFLAG_RD, &ha->hw.mac.rcv_pause_frames,
354                 "rcv_pause_frames");
355 
356         SYSCTL_ADD_QUAD(ctx, children,
357                 OID_AUTO, "rcv_cntrl_pkts",
358                 CTLFLAG_RD, &ha->hw.mac.rcv_cntrl_pkts,
359                 "rcv_cntrl_pkts");
360 
361         SYSCTL_ADD_QUAD(ctx, children,
362                 OID_AUTO, "rcv_pkt_lt_64bytes",
363                 CTLFLAG_RD, &ha->hw.mac.rcv_pkt_lt_64bytes,
364                 "rcv_pkt_lt_64bytes");
365 
366         SYSCTL_ADD_QUAD(ctx, children,
367                 OID_AUTO, "rcv_pkt_lt_127bytes",
368                 CTLFLAG_RD, &ha->hw.mac.rcv_pkt_lt_127bytes,
369                 "rcv_pkt_lt_127bytes");
370 
371         SYSCTL_ADD_QUAD(ctx, children,
372                 OID_AUTO, "rcv_pkt_lt_255bytes",
373                 CTLFLAG_RD, &ha->hw.mac.rcv_pkt_lt_255bytes,
374                 "rcv_pkt_lt_255bytes");
375 
376         SYSCTL_ADD_QUAD(ctx, children,
377                 OID_AUTO, "rcv_pkt_lt_511bytes",
378                 CTLFLAG_RD, &ha->hw.mac.rcv_pkt_lt_511bytes,
379                 "rcv_pkt_lt_511bytes");
380 
381         SYSCTL_ADD_QUAD(ctx, children,
382                 OID_AUTO, "rcv_pkt_lt_1023bytes",
383                 CTLFLAG_RD, &ha->hw.mac.rcv_pkt_lt_1023bytes,
384                 "rcv_pkt_lt_1023bytes");
385 
386         SYSCTL_ADD_QUAD(ctx, children,
387                 OID_AUTO, "rcv_pkt_lt_1518bytes",
388                 CTLFLAG_RD, &ha->hw.mac.rcv_pkt_lt_1518bytes,
389                 "rcv_pkt_lt_1518bytes");
390 
391         SYSCTL_ADD_QUAD(ctx, children,
392                 OID_AUTO, "rcv_pkt_gt_1518bytes",
393                 CTLFLAG_RD, &ha->hw.mac.rcv_pkt_gt_1518bytes,
394                 "rcv_pkt_gt_1518bytes");
395 
396         SYSCTL_ADD_QUAD(ctx, children,
397                 OID_AUTO, "rcv_len_error",
398                 CTLFLAG_RD, &ha->hw.mac.rcv_len_error,
399                 "rcv_len_error");
400 
401         SYSCTL_ADD_QUAD(ctx, children,
402                 OID_AUTO, "rcv_len_small",
403                 CTLFLAG_RD, &ha->hw.mac.rcv_len_small,
404                 "rcv_len_small");
405 
406         SYSCTL_ADD_QUAD(ctx, children,
407                 OID_AUTO, "rcv_len_large",
408                 CTLFLAG_RD, &ha->hw.mac.rcv_len_large,
409                 "rcv_len_large");
410 
411         SYSCTL_ADD_QUAD(ctx, children,
412                 OID_AUTO, "rcv_jabber",
413                 CTLFLAG_RD, &ha->hw.mac.rcv_jabber,
414                 "rcv_jabber");
415 
416         SYSCTL_ADD_QUAD(ctx, children,
417                 OID_AUTO, "rcv_dropped",
418                 CTLFLAG_RD, &ha->hw.mac.rcv_dropped,
419                 "rcv_dropped");
420 
421         SYSCTL_ADD_QUAD(ctx, children,
422                 OID_AUTO, "fcs_error",
423                 CTLFLAG_RD, &ha->hw.mac.fcs_error,
424                 "fcs_error");
425 
426         SYSCTL_ADD_QUAD(ctx, children,
427                 OID_AUTO, "align_error",
428                 CTLFLAG_RD, &ha->hw.mac.align_error,
429                 "align_error");
430 
431         SYSCTL_ADD_QUAD(ctx, children,
432                 OID_AUTO, "eswitched_frames",
433                 CTLFLAG_RD, &ha->hw.mac.eswitched_frames,
434                 "eswitched_frames");
435 
436         SYSCTL_ADD_QUAD(ctx, children,
437                 OID_AUTO, "eswitched_bytes",
438                 CTLFLAG_RD, &ha->hw.mac.eswitched_bytes,
439                 "eswitched_bytes");
440 
441         SYSCTL_ADD_QUAD(ctx, children,
442                 OID_AUTO, "eswitched_mcast_frames",
443                 CTLFLAG_RD, &ha->hw.mac.eswitched_mcast_frames,
444                 "eswitched_mcast_frames");
445 
446         SYSCTL_ADD_QUAD(ctx, children,
447                 OID_AUTO, "eswitched_bcast_frames",
448                 CTLFLAG_RD, &ha->hw.mac.eswitched_bcast_frames,
449                 "eswitched_bcast_frames");
450 
451         SYSCTL_ADD_QUAD(ctx, children,
452                 OID_AUTO, "eswitched_ucast_frames",
453                 CTLFLAG_RD, &ha->hw.mac.eswitched_ucast_frames,
454                 "eswitched_ucast_frames");
455 
456         SYSCTL_ADD_QUAD(ctx, children,
457                 OID_AUTO, "eswitched_err_free_frames",
458                 CTLFLAG_RD, &ha->hw.mac.eswitched_err_free_frames,
459                 "eswitched_err_free_frames");
460 
461         SYSCTL_ADD_QUAD(ctx, children,
462                 OID_AUTO, "eswitched_err_free_bytes",
463                 CTLFLAG_RD, &ha->hw.mac.eswitched_err_free_bytes,
464                 "eswitched_err_free_bytes");
465 
466 	return;
467 }
468 
469 static void
470 qlnx_add_hw_rcv_stats_sysctls(qla_host_t *ha)
471 {
472         struct sysctl_ctx_list  *ctx;
473         struct sysctl_oid_list  *children;
474         struct sysctl_oid       *ctx_oid;
475 
476         ctx = device_get_sysctl_ctx(ha->pci_dev);
477         children = SYSCTL_CHILDREN(device_get_sysctl_tree(ha->pci_dev));
478 
479         ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, "stats_hw_rcv",
480 	    CTLFLAG_RD | CTLFLAG_MPSAFE, NULL, "stats_hw_rcv");
481         children = SYSCTL_CHILDREN(ctx_oid);
482 
483         SYSCTL_ADD_QUAD(ctx, children,
484                 OID_AUTO, "total_bytes",
485                 CTLFLAG_RD, &ha->hw.rcv.total_bytes,
486                 "total_bytes");
487 
488         SYSCTL_ADD_QUAD(ctx, children,
489                 OID_AUTO, "total_pkts",
490                 CTLFLAG_RD, &ha->hw.rcv.total_pkts,
491                 "total_pkts");
492 
493         SYSCTL_ADD_QUAD(ctx, children,
494                 OID_AUTO, "lro_pkt_count",
495                 CTLFLAG_RD, &ha->hw.rcv.lro_pkt_count,
496                 "lro_pkt_count");
497 
498         SYSCTL_ADD_QUAD(ctx, children,
499                 OID_AUTO, "sw_pkt_count",
500                 CTLFLAG_RD, &ha->hw.rcv.sw_pkt_count,
501                 "sw_pkt_count");
502 
503         SYSCTL_ADD_QUAD(ctx, children,
504                 OID_AUTO, "ip_chksum_err",
505                 CTLFLAG_RD, &ha->hw.rcv.ip_chksum_err,
506                 "ip_chksum_err");
507 
508         SYSCTL_ADD_QUAD(ctx, children,
509                 OID_AUTO, "pkts_wo_acntxts",
510                 CTLFLAG_RD, &ha->hw.rcv.pkts_wo_acntxts,
511                 "pkts_wo_acntxts");
512 
513         SYSCTL_ADD_QUAD(ctx, children,
514                 OID_AUTO, "pkts_dropped_no_sds_card",
515                 CTLFLAG_RD, &ha->hw.rcv.pkts_dropped_no_sds_card,
516                 "pkts_dropped_no_sds_card");
517 
518         SYSCTL_ADD_QUAD(ctx, children,
519                 OID_AUTO, "pkts_dropped_no_sds_host",
520                 CTLFLAG_RD, &ha->hw.rcv.pkts_dropped_no_sds_host,
521                 "pkts_dropped_no_sds_host");
522 
523         SYSCTL_ADD_QUAD(ctx, children,
524                 OID_AUTO, "oversized_pkts",
525                 CTLFLAG_RD, &ha->hw.rcv.oversized_pkts,
526                 "oversized_pkts");
527 
528         SYSCTL_ADD_QUAD(ctx, children,
529                 OID_AUTO, "pkts_dropped_no_rds",
530                 CTLFLAG_RD, &ha->hw.rcv.pkts_dropped_no_rds,
531                 "pkts_dropped_no_rds");
532 
533         SYSCTL_ADD_QUAD(ctx, children,
534                 OID_AUTO, "unxpctd_mcast_pkts",
535                 CTLFLAG_RD, &ha->hw.rcv.unxpctd_mcast_pkts,
536                 "unxpctd_mcast_pkts");
537 
538         SYSCTL_ADD_QUAD(ctx, children,
539                 OID_AUTO, "re1_fbq_error",
540                 CTLFLAG_RD, &ha->hw.rcv.re1_fbq_error,
541                 "re1_fbq_error");
542 
543         SYSCTL_ADD_QUAD(ctx, children,
544                 OID_AUTO, "invalid_mac_addr",
545                 CTLFLAG_RD, &ha->hw.rcv.invalid_mac_addr,
546                 "invalid_mac_addr");
547 
548         SYSCTL_ADD_QUAD(ctx, children,
549                 OID_AUTO, "rds_prime_trys",
550                 CTLFLAG_RD, &ha->hw.rcv.rds_prime_trys,
551                 "rds_prime_trys");
552 
553         SYSCTL_ADD_QUAD(ctx, children,
554                 OID_AUTO, "rds_prime_success",
555                 CTLFLAG_RD, &ha->hw.rcv.rds_prime_success,
556                 "rds_prime_success");
557 
558         SYSCTL_ADD_QUAD(ctx, children,
559                 OID_AUTO, "lro_flows_added",
560                 CTLFLAG_RD, &ha->hw.rcv.lro_flows_added,
561                 "lro_flows_added");
562 
563         SYSCTL_ADD_QUAD(ctx, children,
564                 OID_AUTO, "lro_flows_deleted",
565                 CTLFLAG_RD, &ha->hw.rcv.lro_flows_deleted,
566                 "lro_flows_deleted");
567 
568         SYSCTL_ADD_QUAD(ctx, children,
569                 OID_AUTO, "lro_flows_active",
570                 CTLFLAG_RD, &ha->hw.rcv.lro_flows_active,
571                 "lro_flows_active");
572 
573         SYSCTL_ADD_QUAD(ctx, children,
574                 OID_AUTO, "pkts_droped_unknown",
575                 CTLFLAG_RD, &ha->hw.rcv.pkts_droped_unknown,
576                 "pkts_droped_unknown");
577 
578         SYSCTL_ADD_QUAD(ctx, children,
579                 OID_AUTO, "pkts_cnt_oversized",
580                 CTLFLAG_RD, &ha->hw.rcv.pkts_cnt_oversized,
581                 "pkts_cnt_oversized");
582 
583 	return;
584 }
585 
586 static void
587 qlnx_add_hw_xmt_stats_sysctls(qla_host_t *ha)
588 {
589         struct sysctl_ctx_list  *ctx;
590         struct sysctl_oid_list  *children;
591         struct sysctl_oid_list  *node_children;
592         struct sysctl_oid       *ctx_oid;
593         int                     i;
594         uint8_t                 name_str[16];
595 
596         ctx = device_get_sysctl_ctx(ha->pci_dev);
597         children = SYSCTL_CHILDREN(device_get_sysctl_tree(ha->pci_dev));
598 
599         ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, "stats_hw_xmt",
600 	    CTLFLAG_RD | CTLFLAG_MPSAFE, NULL, "stats_hw_xmt");
601         children = SYSCTL_CHILDREN(ctx_oid);
602 
603         for (i = 0; i < ha->hw.num_tx_rings; i++) {
604                 bzero(name_str, (sizeof(uint8_t) * sizeof(name_str)));
605                 snprintf(name_str, sizeof(name_str), "%d", i);
606 
607                 ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, name_str,
608                     CTLFLAG_RD | CTLFLAG_MPSAFE, NULL, name_str);
609                 node_children = SYSCTL_CHILDREN(ctx_oid);
610 
611                 /* Tx Related */
612 
613                 SYSCTL_ADD_QUAD(ctx, node_children,
614 			OID_AUTO, "total_bytes",
615                         CTLFLAG_RD, &ha->hw.xmt[i].total_bytes,
616                         "total_bytes");
617 
618                 SYSCTL_ADD_QUAD(ctx, node_children,
619 			OID_AUTO, "total_pkts",
620                         CTLFLAG_RD, &ha->hw.xmt[i].total_pkts,
621                         "total_pkts");
622 
623                 SYSCTL_ADD_QUAD(ctx, node_children,
624 			OID_AUTO, "errors",
625                         CTLFLAG_RD, &ha->hw.xmt[i].errors,
626                         "errors");
627 
628                 SYSCTL_ADD_QUAD(ctx, node_children,
629 			OID_AUTO, "pkts_dropped",
630                         CTLFLAG_RD, &ha->hw.xmt[i].pkts_dropped,
631                         "pkts_dropped");
632 
633                 SYSCTL_ADD_QUAD(ctx, node_children,
634 			OID_AUTO, "switch_pkts",
635                         CTLFLAG_RD, &ha->hw.xmt[i].switch_pkts,
636                         "switch_pkts");
637 
638                 SYSCTL_ADD_QUAD(ctx, node_children,
639 			OID_AUTO, "num_buffers",
640                         CTLFLAG_RD, &ha->hw.xmt[i].num_buffers,
641                         "num_buffers");
642 	}
643 
644 	return;
645 }
646 
647 static void
648 qlnx_add_hw_mbx_cmpl_stats_sysctls(qla_host_t *ha)
649 {
650         struct sysctl_ctx_list  *ctx;
651         struct sysctl_oid_list  *node_children;
652 
653         ctx = device_get_sysctl_ctx(ha->pci_dev);
654         node_children = SYSCTL_CHILDREN(device_get_sysctl_tree(ha->pci_dev));
655 
656 	SYSCTL_ADD_QUAD(ctx, node_children,
657 		OID_AUTO, "mbx_completion_time_lt_200ms",
658 		CTLFLAG_RD, &ha->hw.mbx_comp_msecs[0],
659 		"mbx_completion_time_lt_200ms");
660 
661 	SYSCTL_ADD_QUAD(ctx, node_children,
662 		OID_AUTO, "mbx_completion_time_200ms_400ms",
663 		CTLFLAG_RD, &ha->hw.mbx_comp_msecs[1],
664 		"mbx_completion_time_200ms_400ms");
665 
666 	SYSCTL_ADD_QUAD(ctx, node_children,
667 		OID_AUTO, "mbx_completion_time_400ms_600ms",
668 		CTLFLAG_RD, &ha->hw.mbx_comp_msecs[2],
669 		"mbx_completion_time_400ms_600ms");
670 
671 	SYSCTL_ADD_QUAD(ctx, node_children,
672 		OID_AUTO, "mbx_completion_time_600ms_800ms",
673 		CTLFLAG_RD, &ha->hw.mbx_comp_msecs[3],
674 		"mbx_completion_time_600ms_800ms");
675 
676 	SYSCTL_ADD_QUAD(ctx, node_children,
677 		OID_AUTO, "mbx_completion_time_800ms_1000ms",
678 		CTLFLAG_RD, &ha->hw.mbx_comp_msecs[4],
679 		"mbx_completion_time_800ms_1000ms");
680 
681 	SYSCTL_ADD_QUAD(ctx, node_children,
682 		OID_AUTO, "mbx_completion_time_1000ms_1200ms",
683 		CTLFLAG_RD, &ha->hw.mbx_comp_msecs[5],
684 		"mbx_completion_time_1000ms_1200ms");
685 
686 	SYSCTL_ADD_QUAD(ctx, node_children,
687 		OID_AUTO, "mbx_completion_time_1200ms_1400ms",
688 		CTLFLAG_RD, &ha->hw.mbx_comp_msecs[6],
689 		"mbx_completion_time_1200ms_1400ms");
690 
691 	SYSCTL_ADD_QUAD(ctx, node_children,
692 		OID_AUTO, "mbx_completion_time_1400ms_1600ms",
693 		CTLFLAG_RD, &ha->hw.mbx_comp_msecs[7],
694 		"mbx_completion_time_1400ms_1600ms");
695 
696 	SYSCTL_ADD_QUAD(ctx, node_children,
697 		OID_AUTO, "mbx_completion_time_1600ms_1800ms",
698 		CTLFLAG_RD, &ha->hw.mbx_comp_msecs[8],
699 		"mbx_completion_time_1600ms_1800ms");
700 
701 	SYSCTL_ADD_QUAD(ctx, node_children,
702 		OID_AUTO, "mbx_completion_time_1800ms_2000ms",
703 		CTLFLAG_RD, &ha->hw.mbx_comp_msecs[9],
704 		"mbx_completion_time_1800ms_2000ms");
705 
706 	SYSCTL_ADD_QUAD(ctx, node_children,
707 		OID_AUTO, "mbx_completion_time_2000ms_2200ms",
708 		CTLFLAG_RD, &ha->hw.mbx_comp_msecs[10],
709 		"mbx_completion_time_2000ms_2200ms");
710 
711 	SYSCTL_ADD_QUAD(ctx, node_children,
712 		OID_AUTO, "mbx_completion_time_2200ms_2400ms",
713 		CTLFLAG_RD, &ha->hw.mbx_comp_msecs[11],
714 		"mbx_completion_time_2200ms_2400ms");
715 
716 	SYSCTL_ADD_QUAD(ctx, node_children,
717 		OID_AUTO, "mbx_completion_time_2400ms_2600ms",
718 		CTLFLAG_RD, &ha->hw.mbx_comp_msecs[12],
719 		"mbx_completion_time_2400ms_2600ms");
720 
721 	SYSCTL_ADD_QUAD(ctx, node_children,
722 		OID_AUTO, "mbx_completion_time_2600ms_2800ms",
723 		CTLFLAG_RD, &ha->hw.mbx_comp_msecs[13],
724 		"mbx_completion_time_2600ms_2800ms");
725 
726 	SYSCTL_ADD_QUAD(ctx, node_children,
727 		OID_AUTO, "mbx_completion_time_2800ms_3000ms",
728 		CTLFLAG_RD, &ha->hw.mbx_comp_msecs[14],
729 		"mbx_completion_time_2800ms_3000ms");
730 
731 	SYSCTL_ADD_QUAD(ctx, node_children,
732 		OID_AUTO, "mbx_completion_time_3000ms_4000ms",
733 		CTLFLAG_RD, &ha->hw.mbx_comp_msecs[15],
734 		"mbx_completion_time_3000ms_4000ms");
735 
736 	SYSCTL_ADD_QUAD(ctx, node_children,
737 		OID_AUTO, "mbx_completion_time_4000ms_5000ms",
738 		CTLFLAG_RD, &ha->hw.mbx_comp_msecs[16],
739 		"mbx_completion_time_4000ms_5000ms");
740 
741 	SYSCTL_ADD_QUAD(ctx, node_children,
742 		OID_AUTO, "mbx_completion_host_mbx_cntrl_timeout",
743 		CTLFLAG_RD, &ha->hw.mbx_comp_msecs[17],
744 		"mbx_completion_host_mbx_cntrl_timeout");
745 
746 	SYSCTL_ADD_QUAD(ctx, node_children,
747 		OID_AUTO, "mbx_completion_fw_mbx_cntrl_timeout",
748 		CTLFLAG_RD, &ha->hw.mbx_comp_msecs[18],
749 		"mbx_completion_fw_mbx_cntrl_timeout");
750 	return;
751 }
752 
753 static void
754 qlnx_add_hw_stats_sysctls(qla_host_t *ha)
755 {
756 	qlnx_add_hw_mac_stats_sysctls(ha);
757 	qlnx_add_hw_rcv_stats_sysctls(ha);
758 	qlnx_add_hw_xmt_stats_sysctls(ha);
759 	qlnx_add_hw_mbx_cmpl_stats_sysctls(ha);
760 
761 	return;
762 }
763 
764 static void
765 qlnx_add_drvr_sds_stats(qla_host_t *ha)
766 {
767         struct sysctl_ctx_list  *ctx;
768         struct sysctl_oid_list  *children;
769         struct sysctl_oid_list  *node_children;
770         struct sysctl_oid       *ctx_oid;
771         int                     i;
772         uint8_t                 name_str[16];
773 
774         ctx = device_get_sysctl_ctx(ha->pci_dev);
775         children = SYSCTL_CHILDREN(device_get_sysctl_tree(ha->pci_dev));
776 
777         ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, "stats_drvr_sds",
778 	    CTLFLAG_RD | CTLFLAG_MPSAFE, NULL, "stats_drvr_sds");
779         children = SYSCTL_CHILDREN(ctx_oid);
780 
781         for (i = 0; i < ha->hw.num_sds_rings; i++) {
782                 bzero(name_str, (sizeof(uint8_t) * sizeof(name_str)));
783                 snprintf(name_str, sizeof(name_str), "%d", i);
784 
785                 ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, name_str,
786 		    CTLFLAG_RD | CTLFLAG_MPSAFE, NULL, name_str);
787                 node_children = SYSCTL_CHILDREN(ctx_oid);
788 
789                 SYSCTL_ADD_QUAD(ctx, node_children,
790 			OID_AUTO, "intr_count",
791                         CTLFLAG_RD, &ha->hw.sds[i].intr_count,
792                         "intr_count");
793 
794                 SYSCTL_ADD_UINT(ctx, node_children,
795 			OID_AUTO, "rx_free",
796                         CTLFLAG_RD, &ha->hw.sds[i].rx_free,
797 			ha->hw.sds[i].rx_free, "rx_free");
798 	}
799 
800 	return;
801 }
802 static void
803 qlnx_add_drvr_rds_stats(qla_host_t *ha)
804 {
805         struct sysctl_ctx_list  *ctx;
806         struct sysctl_oid_list  *children;
807         struct sysctl_oid_list  *node_children;
808         struct sysctl_oid       *ctx_oid;
809         int                     i;
810         uint8_t                 name_str[16];
811 
812         ctx = device_get_sysctl_ctx(ha->pci_dev);
813         children = SYSCTL_CHILDREN(device_get_sysctl_tree(ha->pci_dev));
814 
815         ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, "stats_drvr_rds",
816             CTLFLAG_RD | CTLFLAG_MPSAFE, NULL, "stats_drvr_rds");
817         children = SYSCTL_CHILDREN(ctx_oid);
818 
819         for (i = 0; i < ha->hw.num_rds_rings; i++) {
820                 bzero(name_str, (sizeof(uint8_t) * sizeof(name_str)));
821                 snprintf(name_str, sizeof(name_str), "%d", i);
822 
823                 ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, name_str,
824                     CTLFLAG_RD | CTLFLAG_MPSAFE, NULL, name_str);
825                 node_children = SYSCTL_CHILDREN(ctx_oid);
826 
827                 SYSCTL_ADD_QUAD(ctx, node_children,
828 			OID_AUTO, "count",
829                         CTLFLAG_RD, &ha->hw.rds[i].count,
830                         "count");
831 
832                 SYSCTL_ADD_QUAD(ctx, node_children,
833 			OID_AUTO, "lro_pkt_count",
834                         CTLFLAG_RD, &ha->hw.rds[i].lro_pkt_count,
835                         "lro_pkt_count");
836 
837                 SYSCTL_ADD_QUAD(ctx, node_children,
838 			OID_AUTO, "lro_bytes",
839                         CTLFLAG_RD, &ha->hw.rds[i].lro_bytes,
840                         "lro_bytes");
841 	}
842 
843 	return;
844 }
845 
846 static void
847 qlnx_add_drvr_tx_stats(qla_host_t *ha)
848 {
849         struct sysctl_ctx_list  *ctx;
850         struct sysctl_oid_list  *children;
851         struct sysctl_oid_list  *node_children;
852         struct sysctl_oid       *ctx_oid;
853         int                     i;
854         uint8_t                 name_str[16];
855 
856         ctx = device_get_sysctl_ctx(ha->pci_dev);
857         children = SYSCTL_CHILDREN(device_get_sysctl_tree(ha->pci_dev));
858 
859         ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, "stats_drvr_xmt",
860             CTLFLAG_RD | CTLFLAG_MPSAFE, NULL, "stats_drvr_xmt");
861         children = SYSCTL_CHILDREN(ctx_oid);
862 
863         for (i = 0; i < ha->hw.num_tx_rings; i++) {
864                 bzero(name_str, (sizeof(uint8_t) * sizeof(name_str)));
865                 snprintf(name_str, sizeof(name_str), "%d", i);
866 
867                 ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, name_str,
868                     CTLFLAG_RD | CTLFLAG_MPSAFE, NULL, name_str);
869                 node_children = SYSCTL_CHILDREN(ctx_oid);
870 
871                 SYSCTL_ADD_QUAD(ctx, node_children,
872 			OID_AUTO, "count",
873                         CTLFLAG_RD, &ha->tx_ring[i].count,
874                         "count");
875 
876 #ifdef QL_ENABLE_ISCSI_TLV
877                 SYSCTL_ADD_QUAD(ctx, node_children,
878 			OID_AUTO, "iscsi_pkt_count",
879                         CTLFLAG_RD, &ha->tx_ring[i].iscsi_pkt_count,
880                         "iscsi_pkt_count");
881 #endif /* #ifdef QL_ENABLE_ISCSI_TLV */
882 	}
883 
884 	return;
885 }
886 
887 static void
888 qlnx_add_drvr_stats_sysctls(qla_host_t *ha)
889 {
890 	qlnx_add_drvr_sds_stats(ha);
891 	qlnx_add_drvr_rds_stats(ha);
892 	qlnx_add_drvr_tx_stats(ha);
893 	return;
894 }
895 
896 /*
897  * Name: ql_hw_add_sysctls
898  * Function: Add P3Plus specific sysctls
899  */
900 void
901 ql_hw_add_sysctls(qla_host_t *ha)
902 {
903         device_t	dev;
904 
905         dev = ha->pci_dev;
906 
907 	SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
908 		SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
909 		OID_AUTO, "num_rds_rings", CTLFLAG_RD, &ha->hw.num_rds_rings,
910 		ha->hw.num_rds_rings, "Number of Rcv Descriptor Rings");
911 
912         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
913                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
914                 OID_AUTO, "num_sds_rings", CTLFLAG_RD, &ha->hw.num_sds_rings,
915 		ha->hw.num_sds_rings, "Number of Status Descriptor Rings");
916 
917         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
918                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
919                 OID_AUTO, "num_tx_rings", CTLFLAG_RD, &ha->hw.num_tx_rings,
920 		ha->hw.num_tx_rings, "Number of Transmit Rings");
921 
922         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
923                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
924                 OID_AUTO, "tx_ring_index", CTLFLAG_RW, &ha->txr_idx,
925 		ha->txr_idx, "Tx Ring Used");
926 
927         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
928                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
929                 OID_AUTO, "max_tx_segs", CTLFLAG_RD, &ha->hw.max_tx_segs,
930 		ha->hw.max_tx_segs, "Max # of Segments in a non-TSO pkt");
931 
932 	ha->hw.sds_cidx_thres = 32;
933         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
934                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
935                 OID_AUTO, "sds_cidx_thres", CTLFLAG_RW, &ha->hw.sds_cidx_thres,
936 		ha->hw.sds_cidx_thres,
937 		"Number of SDS entries to process before updating"
938 		" SDS Ring Consumer Index");
939 
940 	ha->hw.rds_pidx_thres = 32;
941         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
942                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
943                 OID_AUTO, "rds_pidx_thres", CTLFLAG_RW, &ha->hw.rds_pidx_thres,
944 		ha->hw.rds_pidx_thres,
945 		"Number of Rcv Rings Entries to post before updating"
946 		" RDS Ring Producer Index");
947 
948         ha->hw.rcv_intr_coalesce = (3 << 16) | 256;
949         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
950                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
951                 OID_AUTO, "rcv_intr_coalesce", CTLFLAG_RW,
952                 &ha->hw.rcv_intr_coalesce,
953                 ha->hw.rcv_intr_coalesce,
954                 "Rcv Intr Coalescing Parameters\n"
955                 "\tbits 15:0 max packets\n"
956                 "\tbits 31:16 max micro-seconds to wait\n"
957                 "\tplease run\n"
958                 "\tifconfig <if> down && ifconfig <if> up\n"
959                 "\tto take effect \n");
960 
961         ha->hw.xmt_intr_coalesce = (64 << 16) | 64;
962         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
963                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
964                 OID_AUTO, "xmt_intr_coalesce", CTLFLAG_RW,
965                 &ha->hw.xmt_intr_coalesce,
966                 ha->hw.xmt_intr_coalesce,
967                 "Xmt Intr Coalescing Parameters\n"
968                 "\tbits 15:0 max packets\n"
969                 "\tbits 31:16 max micro-seconds to wait\n"
970                 "\tplease run\n"
971                 "\tifconfig <if> down && ifconfig <if> up\n"
972                 "\tto take effect \n");
973 
974         SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev),
975             SYSCTL_CHILDREN(device_get_sysctl_tree(dev)), OID_AUTO,
976 	    "port_cfg", CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_NEEDGIANT,
977 	    (void *)ha, 0, qla_sysctl_port_cfg, "I",
978 	    "Set Port Configuration if values below "
979 	    "otherwise Get Port Configuration\n"
980 	    "\tBits 0-3 ; 1 = DCBX Enable; 0 = DCBX Disable\n"
981 	    "\tBits 4-7 : 0 = no pause; 1 = std ; 2 = ppm \n"
982 	    "\tBits 8-11: std pause cfg; 0 = xmt and rcv;"
983 	    " 1 = xmt only; 2 = rcv only;\n");
984 
985 	SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev),
986 	    SYSCTL_CHILDREN(device_get_sysctl_tree(dev)), OID_AUTO,
987 	    "set_cam_search_mode", CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_NEEDGIANT,
988 	    (void *)ha, 0, qla_sysctl_set_cam_search_mode, "I",
989 	    "Set CAM Search Mode"
990 	    "\t 1 = search mode internal\n"
991 	    "\t 2 = search mode auto\n");
992 
993 	SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev),
994 		SYSCTL_CHILDREN(device_get_sysctl_tree(dev)), OID_AUTO,
995 		"get_cam_search_mode",
996 		CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_NEEDGIANT, (void *)ha, 0,
997 		qla_sysctl_get_cam_search_mode, "I",
998 		"Get CAM Search Mode"
999 		"\t 1 = search mode internal\n"
1000 		"\t 2 = search mode auto\n");
1001 
1002         ha->hw.enable_9kb = 1;
1003 
1004         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
1005                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
1006                 OID_AUTO, "enable_9kb", CTLFLAG_RW, &ha->hw.enable_9kb,
1007                 ha->hw.enable_9kb, "Enable 9Kbyte Buffers when MTU = 9000");
1008 
1009         ha->hw.enable_hw_lro = 1;
1010 
1011         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
1012                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
1013                 OID_AUTO, "enable_hw_lro", CTLFLAG_RW, &ha->hw.enable_hw_lro,
1014                 ha->hw.enable_hw_lro, "Enable Hardware LRO; Default is true \n"
1015 		"\t 1 : Hardware LRO if LRO is enabled\n"
1016 		"\t 0 : Software LRO if LRO is enabled\n"
1017 		"\t Any change requires ifconfig down/up to take effect\n"
1018 		"\t Note that LRO may be turned off/on via ifconfig\n");
1019 
1020         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
1021                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
1022                 OID_AUTO, "sp_log_index", CTLFLAG_RW, &ha->hw.sp_log_index,
1023                 ha->hw.sp_log_index, "sp_log_index");
1024 
1025         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
1026                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
1027                 OID_AUTO, "sp_log_stop", CTLFLAG_RW, &ha->hw.sp_log_stop,
1028                 ha->hw.sp_log_stop, "sp_log_stop");
1029 
1030         ha->hw.sp_log_stop_events = 0;
1031 
1032         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
1033                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
1034                 OID_AUTO, "sp_log_stop_events", CTLFLAG_RW,
1035 		&ha->hw.sp_log_stop_events,
1036                 ha->hw.sp_log_stop_events, "Slow path event log is stopped"
1037 		" when OR of the following events occur \n"
1038 		"\t 0x01 : Heart beat Failure\n"
1039 		"\t 0x02 : Temperature Failure\n"
1040 		"\t 0x04 : HW Initialization Failure\n"
1041 		"\t 0x08 : Interface Initialization Failure\n"
1042 		"\t 0x10 : Error Recovery Failure\n");
1043 
1044 	ha->hw.mdump_active = 0;
1045         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
1046                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
1047                 OID_AUTO, "minidump_active", CTLFLAG_RW, &ha->hw.mdump_active,
1048 		ha->hw.mdump_active,
1049 		"Minidump retrieval is Active");
1050 
1051 	ha->hw.mdump_done = 0;
1052         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
1053                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
1054                 OID_AUTO, "mdump_done", CTLFLAG_RW,
1055 		&ha->hw.mdump_done, ha->hw.mdump_done,
1056 		"Minidump has been done and available for retrieval");
1057 
1058 	ha->hw.mdump_capture_mask = 0xF;
1059         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
1060                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
1061                 OID_AUTO, "minidump_capture_mask", CTLFLAG_RW,
1062 		&ha->hw.mdump_capture_mask, ha->hw.mdump_capture_mask,
1063 		"Minidump capture mask");
1064 #ifdef QL_DBG
1065 
1066 	ha->err_inject = 0;
1067         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
1068                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
1069                 OID_AUTO, "err_inject",
1070                 CTLFLAG_RW, &ha->err_inject, ha->err_inject,
1071                 "Error to be injected\n"
1072                 "\t\t\t 0: No Errors\n"
1073                 "\t\t\t 1: rcv: rxb struct invalid\n"
1074                 "\t\t\t 2: rcv: mp == NULL\n"
1075                 "\t\t\t 3: lro: rxb struct invalid\n"
1076                 "\t\t\t 4: lro: mp == NULL\n"
1077                 "\t\t\t 5: rcv: num handles invalid\n"
1078                 "\t\t\t 6: reg: indirect reg rd_wr failure\n"
1079                 "\t\t\t 7: ocm: offchip memory rd_wr failure\n"
1080                 "\t\t\t 8: mbx: mailbox command failure\n"
1081                 "\t\t\t 9: heartbeat failure\n"
1082                 "\t\t\t A: temperature failure\n"
1083 		"\t\t\t 11: m_getcl or m_getjcl failure\n"
1084 		"\t\t\t 13: Invalid Descriptor Count in SGL Receive\n"
1085 		"\t\t\t 14: Invalid Descriptor Count in LRO Receive\n"
1086 		"\t\t\t 15: peer port error recovery failure\n"
1087 		"\t\t\t 16: tx_buf[next_prod_index].mbuf != NULL\n" );
1088 
1089 	SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev),
1090             SYSCTL_CHILDREN(device_get_sysctl_tree(dev)), OID_AUTO,
1091 	    "peg_stop", CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_NEEDGIANT,
1092 	    (void *)ha, 0, qla_sysctl_stop_pegs, "I", "Peg Stop");
1093 
1094 #endif /* #ifdef QL_DBG */
1095 
1096         ha->hw.user_pri_nic = 0;
1097         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
1098                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
1099                 OID_AUTO, "user_pri_nic", CTLFLAG_RW, &ha->hw.user_pri_nic,
1100                 ha->hw.user_pri_nic,
1101                 "VLAN Tag User Priority for Normal Ethernet Packets");
1102 
1103         ha->hw.user_pri_iscsi = 4;
1104         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
1105                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
1106                 OID_AUTO, "user_pri_iscsi", CTLFLAG_RW, &ha->hw.user_pri_iscsi,
1107                 ha->hw.user_pri_iscsi,
1108                 "VLAN Tag User Priority for iSCSI Packets");
1109 
1110 	qlnx_add_hw_stats_sysctls(ha);
1111 	qlnx_add_drvr_stats_sysctls(ha);
1112 
1113 	return;
1114 }
1115 
1116 void
1117 ql_hw_link_status(qla_host_t *ha)
1118 {
1119 	device_printf(ha->pci_dev, "cable_oui\t\t 0x%08x\n", ha->hw.cable_oui);
1120 
1121 	if (ha->hw.link_up) {
1122 		device_printf(ha->pci_dev, "link Up\n");
1123 	} else {
1124 		device_printf(ha->pci_dev, "link Down\n");
1125 	}
1126 
1127 	if (ha->hw.fduplex) {
1128 		device_printf(ha->pci_dev, "Full Duplex\n");
1129 	} else {
1130 		device_printf(ha->pci_dev, "Half Duplex\n");
1131 	}
1132 
1133 	if (ha->hw.autoneg) {
1134 		device_printf(ha->pci_dev, "Auto Negotiation Enabled\n");
1135 	} else {
1136 		device_printf(ha->pci_dev, "Auto Negotiation Disabled\n");
1137 	}
1138 
1139 	switch (ha->hw.link_speed) {
1140 	case 0x710:
1141 		device_printf(ha->pci_dev, "link speed\t\t 10Gps\n");
1142 		break;
1143 
1144 	case 0x3E8:
1145 		device_printf(ha->pci_dev, "link speed\t\t 1Gps\n");
1146 		break;
1147 
1148 	case 0x64:
1149 		device_printf(ha->pci_dev, "link speed\t\t 100Mbps\n");
1150 		break;
1151 
1152 	default:
1153 		device_printf(ha->pci_dev, "link speed\t\t Unknown\n");
1154 		break;
1155 	}
1156 
1157 	switch (ha->hw.module_type) {
1158 	case 0x01:
1159 		device_printf(ha->pci_dev, "Module Type 10GBase-LRM\n");
1160 		break;
1161 
1162 	case 0x02:
1163 		device_printf(ha->pci_dev, "Module Type 10GBase-LR\n");
1164 		break;
1165 
1166 	case 0x03:
1167 		device_printf(ha->pci_dev, "Module Type 10GBase-SR\n");
1168 		break;
1169 
1170 	case 0x04:
1171 		device_printf(ha->pci_dev,
1172 			"Module Type 10GE Passive Copper(Compliant)[%d m]\n",
1173 			ha->hw.cable_length);
1174 		break;
1175 
1176 	case 0x05:
1177 		device_printf(ha->pci_dev, "Module Type 10GE Active"
1178 			" Limiting Copper(Compliant)[%d m]\n",
1179 			ha->hw.cable_length);
1180 		break;
1181 
1182 	case 0x06:
1183 		device_printf(ha->pci_dev,
1184 			"Module Type 10GE Passive Copper"
1185 			" (Legacy, Best Effort)[%d m]\n",
1186 			ha->hw.cable_length);
1187 		break;
1188 
1189 	case 0x07:
1190 		device_printf(ha->pci_dev, "Module Type 1000Base-SX\n");
1191 		break;
1192 
1193 	case 0x08:
1194 		device_printf(ha->pci_dev, "Module Type 1000Base-LX\n");
1195 		break;
1196 
1197 	case 0x09:
1198 		device_printf(ha->pci_dev, "Module Type 1000Base-CX\n");
1199 		break;
1200 
1201 	case 0x0A:
1202 		device_printf(ha->pci_dev, "Module Type 1000Base-T\n");
1203 		break;
1204 
1205 	case 0x0B:
1206 		device_printf(ha->pci_dev, "Module Type 1GE Passive Copper"
1207 			"(Legacy, Best Effort)\n");
1208 		break;
1209 
1210 	default:
1211 		device_printf(ha->pci_dev, "Unknown Module Type 0x%x\n",
1212 			ha->hw.module_type);
1213 		break;
1214 	}
1215 
1216 	if (ha->hw.link_faults == 1)
1217 		device_printf(ha->pci_dev, "SFP Power Fault\n");
1218 }
1219 
1220 /*
1221  * Name: ql_free_dma
1222  * Function: Frees the DMA'able memory allocated in ql_alloc_dma()
1223  */
1224 void
1225 ql_free_dma(qla_host_t *ha)
1226 {
1227 	uint32_t i;
1228 
1229         if (ha->hw.dma_buf.flags.sds_ring) {
1230 		for (i = 0; i < ha->hw.num_sds_rings; i++) {
1231 			ql_free_dmabuf(ha, &ha->hw.dma_buf.sds_ring[i]);
1232 		}
1233         	ha->hw.dma_buf.flags.sds_ring = 0;
1234 	}
1235 
1236         if (ha->hw.dma_buf.flags.rds_ring) {
1237 		for (i = 0; i < ha->hw.num_rds_rings; i++) {
1238 			ql_free_dmabuf(ha, &ha->hw.dma_buf.rds_ring[i]);
1239 		}
1240         	ha->hw.dma_buf.flags.rds_ring = 0;
1241 	}
1242 
1243         if (ha->hw.dma_buf.flags.tx_ring) {
1244 		ql_free_dmabuf(ha, &ha->hw.dma_buf.tx_ring);
1245         	ha->hw.dma_buf.flags.tx_ring = 0;
1246 	}
1247 	ql_minidump_free(ha);
1248 }
1249 
1250 /*
1251  * Name: ql_alloc_dma
1252  * Function: Allocates DMA'able memory for Tx/Rx Rings, Tx/Rx Contexts.
1253  */
1254 int
1255 ql_alloc_dma(qla_host_t *ha)
1256 {
1257         device_t                dev;
1258 	uint32_t		i, j, size, tx_ring_size;
1259 	qla_hw_t		*hw;
1260 	qla_hw_tx_cntxt_t	*tx_cntxt;
1261 	uint8_t			*vaddr;
1262 	bus_addr_t		paddr;
1263 
1264         dev = ha->pci_dev;
1265 
1266         QL_DPRINT2(ha, (dev, "%s: enter\n", __func__));
1267 
1268 	hw = &ha->hw;
1269 	/*
1270 	 * Allocate Transmit Ring
1271 	 */
1272 	tx_ring_size = (sizeof(q80_tx_cmd_t) * NUM_TX_DESCRIPTORS);
1273 	size = (tx_ring_size * ha->hw.num_tx_rings);
1274 
1275 	hw->dma_buf.tx_ring.alignment = 8;
1276 	hw->dma_buf.tx_ring.size = size + PAGE_SIZE;
1277 
1278         if (ql_alloc_dmabuf(ha, &hw->dma_buf.tx_ring)) {
1279                 device_printf(dev, "%s: tx ring alloc failed\n", __func__);
1280                 goto ql_alloc_dma_exit;
1281         }
1282 
1283 	vaddr = (uint8_t *)hw->dma_buf.tx_ring.dma_b;
1284 	paddr = hw->dma_buf.tx_ring.dma_addr;
1285 
1286 	for (i = 0; i < ha->hw.num_tx_rings; i++) {
1287 		tx_cntxt = (qla_hw_tx_cntxt_t *)&hw->tx_cntxt[i];
1288 
1289 		tx_cntxt->tx_ring_base = (q80_tx_cmd_t *)vaddr;
1290 		tx_cntxt->tx_ring_paddr = paddr;
1291 
1292 		vaddr += tx_ring_size;
1293 		paddr += tx_ring_size;
1294 	}
1295 
1296 	for (i = 0; i < ha->hw.num_tx_rings; i++) {
1297 		tx_cntxt = (qla_hw_tx_cntxt_t *)&hw->tx_cntxt[i];
1298 
1299 		tx_cntxt->tx_cons = (uint32_t *)vaddr;
1300 		tx_cntxt->tx_cons_paddr = paddr;
1301 
1302 		vaddr += sizeof (uint32_t);
1303 		paddr += sizeof (uint32_t);
1304 	}
1305 
1306         ha->hw.dma_buf.flags.tx_ring = 1;
1307 
1308 	QL_DPRINT2(ha, (dev, "%s: tx_ring phys %p virt %p\n",
1309 		__func__, (void *)(hw->dma_buf.tx_ring.dma_addr),
1310 		hw->dma_buf.tx_ring.dma_b));
1311 	/*
1312 	 * Allocate Receive Descriptor Rings
1313 	 */
1314 
1315 	for (i = 0; i < hw->num_rds_rings; i++) {
1316 		hw->dma_buf.rds_ring[i].alignment = 8;
1317 		hw->dma_buf.rds_ring[i].size =
1318 			(sizeof(q80_recv_desc_t)) * NUM_RX_DESCRIPTORS;
1319 
1320 		if (ql_alloc_dmabuf(ha, &hw->dma_buf.rds_ring[i])) {
1321 			device_printf(dev, "%s: rds ring[%d] alloc failed\n",
1322 				__func__, i);
1323 
1324 			for (j = 0; j < i; j++)
1325 				ql_free_dmabuf(ha, &hw->dma_buf.rds_ring[j]);
1326 
1327 			goto ql_alloc_dma_exit;
1328 		}
1329 		QL_DPRINT4(ha, (dev, "%s: rx_ring[%d] phys %p virt %p\n",
1330 			__func__, i, (void *)(hw->dma_buf.rds_ring[i].dma_addr),
1331 			hw->dma_buf.rds_ring[i].dma_b));
1332 	}
1333 
1334 	hw->dma_buf.flags.rds_ring = 1;
1335 
1336 	/*
1337 	 * Allocate Status Descriptor Rings
1338 	 */
1339 
1340 	for (i = 0; i < hw->num_sds_rings; i++) {
1341 		hw->dma_buf.sds_ring[i].alignment = 8;
1342 		hw->dma_buf.sds_ring[i].size =
1343 			(sizeof(q80_stat_desc_t)) * NUM_STATUS_DESCRIPTORS;
1344 
1345 		if (ql_alloc_dmabuf(ha, &hw->dma_buf.sds_ring[i])) {
1346 			device_printf(dev, "%s: sds ring alloc failed\n",
1347 				__func__);
1348 
1349 			for (j = 0; j < i; j++)
1350 				ql_free_dmabuf(ha, &hw->dma_buf.sds_ring[j]);
1351 
1352 			goto ql_alloc_dma_exit;
1353 		}
1354 		QL_DPRINT4(ha, (dev, "%s: sds_ring[%d] phys %p virt %p\n",
1355 			__func__, i,
1356 			(void *)(hw->dma_buf.sds_ring[i].dma_addr),
1357 			hw->dma_buf.sds_ring[i].dma_b));
1358 	}
1359 	for (i = 0; i < hw->num_sds_rings; i++) {
1360 		hw->sds[i].sds_ring_base =
1361 			(q80_stat_desc_t *)hw->dma_buf.sds_ring[i].dma_b;
1362 	}
1363 
1364 	hw->dma_buf.flags.sds_ring = 1;
1365 
1366 	return 0;
1367 
1368 ql_alloc_dma_exit:
1369 	ql_free_dma(ha);
1370 	return -1;
1371 }
1372 
1373 #define Q8_MBX_MSEC_DELAY	5000
1374 
1375 static int
1376 qla_mbx_cmd(qla_host_t *ha, uint32_t *h_mbox, uint32_t n_hmbox,
1377 	uint32_t *fw_mbox, uint32_t n_fwmbox, uint32_t no_pause)
1378 {
1379 	uint32_t i;
1380 	uint32_t data;
1381 	int ret = 0;
1382 	uint64_t start_usecs;
1383 	uint64_t end_usecs;
1384 	uint64_t msecs_200;
1385 
1386 	ql_sp_log(ha, 0, 5, no_pause, h_mbox[0], h_mbox[1], h_mbox[2], h_mbox[3]);
1387 
1388 	if (ha->offline || ha->qla_initiate_recovery) {
1389 		ql_sp_log(ha, 1, 2, ha->offline, ha->qla_initiate_recovery, 0, 0, 0);
1390 		goto exit_qla_mbx_cmd;
1391 	}
1392 
1393 	if (((ha->err_inject & 0xFFFF) == INJCT_MBX_CMD_FAILURE) &&
1394 		(((ha->err_inject & ~0xFFFF) == ((h_mbox[0] & 0xFFFF) << 16))||
1395 		!(ha->err_inject & ~0xFFFF))) {
1396 		ret = -3;
1397 		QL_INITIATE_RECOVERY(ha);
1398 		goto exit_qla_mbx_cmd;
1399 	}
1400 
1401 	start_usecs = qla_get_usec_timestamp();
1402 
1403 	if (no_pause)
1404 		i = 1000;
1405 	else
1406 		i = Q8_MBX_MSEC_DELAY;
1407 
1408 	while (i) {
1409 		if (ha->qla_initiate_recovery) {
1410 			ql_sp_log(ha, 2, 1, ha->qla_initiate_recovery, 0, 0, 0, 0);
1411 			return (-1);
1412 		}
1413 
1414 		data = READ_REG32(ha, Q8_HOST_MBOX_CNTRL);
1415 		if (data == 0)
1416 			break;
1417 		if (no_pause) {
1418 			DELAY(1000);
1419 		} else {
1420 			qla_mdelay(__func__, 1);
1421 		}
1422 		i--;
1423 	}
1424 
1425 	if (i == 0) {
1426 		device_printf(ha->pci_dev, "%s: host_mbx_cntrl 0x%08x\n",
1427 			__func__, data);
1428 		ql_sp_log(ha, 3, 1, data, 0, 0, 0, 0);
1429 		ret = -1;
1430 		ha->hw.mbx_comp_msecs[(Q8_MBX_COMP_MSECS - 2)]++;
1431 		QL_INITIATE_RECOVERY(ha);
1432 		goto exit_qla_mbx_cmd;
1433 	}
1434 
1435 	for (i = 0; i < n_hmbox; i++) {
1436 		WRITE_REG32(ha, (Q8_HOST_MBOX0 + (i << 2)), *h_mbox);
1437 		h_mbox++;
1438 	}
1439 
1440 	WRITE_REG32(ha, Q8_HOST_MBOX_CNTRL, 0x1);
1441 
1442 	i = Q8_MBX_MSEC_DELAY;
1443 	while (i) {
1444 		if (ha->qla_initiate_recovery) {
1445 			ql_sp_log(ha, 4, 1, ha->qla_initiate_recovery, 0, 0, 0, 0);
1446 			return (-1);
1447 		}
1448 
1449 		data = READ_REG32(ha, Q8_FW_MBOX_CNTRL);
1450 
1451 		if ((data & 0x3) == 1) {
1452 			data = READ_REG32(ha, Q8_FW_MBOX0);
1453 			if ((data & 0xF000) != 0x8000)
1454 				break;
1455 		}
1456 		if (no_pause) {
1457 			DELAY(1000);
1458 		} else {
1459 			qla_mdelay(__func__, 1);
1460 		}
1461 		i--;
1462 	}
1463 	if (i == 0) {
1464 		device_printf(ha->pci_dev, "%s: fw_mbx_cntrl 0x%08x\n",
1465 			__func__, data);
1466 		ql_sp_log(ha, 5, 1, data, 0, 0, 0, 0);
1467 		ret = -2;
1468 		ha->hw.mbx_comp_msecs[(Q8_MBX_COMP_MSECS - 1)]++;
1469 		QL_INITIATE_RECOVERY(ha);
1470 		goto exit_qla_mbx_cmd;
1471 	}
1472 
1473 	for (i = 0; i < n_fwmbox; i++) {
1474 		if (ha->qla_initiate_recovery) {
1475 			ql_sp_log(ha, 6, 1, ha->qla_initiate_recovery, 0, 0, 0, 0);
1476 			return (-1);
1477 		}
1478 
1479 		*fw_mbox++ = READ_REG32(ha, (Q8_FW_MBOX0 + (i << 2)));
1480 	}
1481 
1482 	WRITE_REG32(ha, Q8_FW_MBOX_CNTRL, 0x0);
1483 	WRITE_REG32(ha, ha->hw.mbx_intr_mask_offset, 0x0);
1484 
1485 	end_usecs = qla_get_usec_timestamp();
1486 
1487 	if (end_usecs > start_usecs) {
1488 		msecs_200 = (end_usecs - start_usecs)/(1000 * 200);
1489 
1490 		if (msecs_200 < 15)
1491 			ha->hw.mbx_comp_msecs[msecs_200]++;
1492 		else if (msecs_200 < 20)
1493 			ha->hw.mbx_comp_msecs[15]++;
1494 		else {
1495 			device_printf(ha->pci_dev, "%s: [%ld, %ld] %ld\n", __func__,
1496 				start_usecs, end_usecs, msecs_200);
1497 			ha->hw.mbx_comp_msecs[16]++;
1498 		}
1499 	}
1500 	ql_sp_log(ha, 7, 5, fw_mbox[0], fw_mbox[1], fw_mbox[2], fw_mbox[3], fw_mbox[4]);
1501 
1502 exit_qla_mbx_cmd:
1503 	return (ret);
1504 }
1505 
1506 int
1507 qla_get_nic_partition(qla_host_t *ha, uint32_t *supports_9kb,
1508 	uint32_t *num_rcvq)
1509 {
1510 	uint32_t *mbox, err;
1511 	device_t dev = ha->pci_dev;
1512 
1513 	bzero(ha->hw.mbox, (sizeof (uint32_t) * Q8_NUM_MBOX));
1514 
1515 	mbox = ha->hw.mbox;
1516 
1517 	mbox[0] = Q8_MBX_GET_NIC_PARTITION | (0x2 << 16) | (0x2 << 29);
1518 
1519 	if (qla_mbx_cmd(ha, mbox, 2, mbox, 19, 0)) {
1520 		device_printf(dev, "%s: failed0\n", __func__);
1521 		return (-1);
1522 	}
1523 	err = mbox[0] >> 25;
1524 
1525 	if (supports_9kb != NULL) {
1526 		if (mbox[16] & 0x80) /* bit 7 of mbox 16 */
1527 			*supports_9kb = 1;
1528 		else
1529 			*supports_9kb = 0;
1530 	}
1531 
1532 	if (num_rcvq != NULL)
1533 		*num_rcvq =  ((mbox[6] >> 16) & 0xFFFF);
1534 
1535 	if ((err != 1) && (err != 0)) {
1536 		device_printf(dev, "%s: failed1 [0x%08x]\n", __func__, err);
1537 		return (-1);
1538 	}
1539 	return 0;
1540 }
1541 
1542 static int
1543 qla_config_intr_cntxt(qla_host_t *ha, uint32_t start_idx, uint32_t num_intrs,
1544 	uint32_t create)
1545 {
1546 	uint32_t i, err;
1547 	device_t dev = ha->pci_dev;
1548 	q80_config_intr_t *c_intr;
1549 	q80_config_intr_rsp_t *c_intr_rsp;
1550 
1551 	c_intr = (q80_config_intr_t *)ha->hw.mbox;
1552 	bzero(c_intr, (sizeof (q80_config_intr_t)));
1553 
1554 	c_intr->opcode = Q8_MBX_CONFIG_INTR;
1555 
1556 	c_intr->count_version = (sizeof (q80_config_intr_t) >> 2);
1557 	c_intr->count_version |= Q8_MBX_CMD_VERSION;
1558 
1559 	c_intr->nentries = num_intrs;
1560 
1561 	for (i = 0; i < num_intrs; i++) {
1562 		if (create) {
1563 			c_intr->intr[i].cmd_type = Q8_MBX_CONFIG_INTR_CREATE;
1564 			c_intr->intr[i].msix_index = start_idx + 1 + i;
1565 		} else {
1566 			c_intr->intr[i].cmd_type = Q8_MBX_CONFIG_INTR_DELETE;
1567 			c_intr->intr[i].msix_index =
1568 				ha->hw.intr_id[(start_idx + i)];
1569 		}
1570 
1571 		c_intr->intr[i].cmd_type |= Q8_MBX_CONFIG_INTR_TYPE_MSI_X;
1572 	}
1573 
1574 	if (qla_mbx_cmd(ha, (uint32_t *)c_intr,
1575 		(sizeof (q80_config_intr_t) >> 2),
1576 		ha->hw.mbox, (sizeof (q80_config_intr_rsp_t) >> 2), 0)) {
1577 		device_printf(dev, "%s: %s failed0\n", __func__,
1578 			(create ? "create" : "delete"));
1579 		return (-1);
1580 	}
1581 
1582 	c_intr_rsp = (q80_config_intr_rsp_t *)ha->hw.mbox;
1583 
1584 	err = Q8_MBX_RSP_STATUS(c_intr_rsp->regcnt_status);
1585 
1586 	if (err) {
1587 		device_printf(dev, "%s: %s failed1 [0x%08x, %d]\n", __func__,
1588 			(create ? "create" : "delete"), err, c_intr_rsp->nentries);
1589 
1590 		for (i = 0; i < c_intr_rsp->nentries; i++) {
1591 			device_printf(dev, "%s: [%d]:[0x%x 0x%x 0x%x]\n",
1592 				__func__, i,
1593 				c_intr_rsp->intr[i].status,
1594 				c_intr_rsp->intr[i].intr_id,
1595 				c_intr_rsp->intr[i].intr_src);
1596 		}
1597 
1598 		return (-1);
1599 	}
1600 
1601 	for (i = 0; ((i < num_intrs) && create); i++) {
1602 		if (!c_intr_rsp->intr[i].status) {
1603 			ha->hw.intr_id[(start_idx + i)] =
1604 				c_intr_rsp->intr[i].intr_id;
1605 			ha->hw.intr_src[(start_idx + i)] =
1606 				c_intr_rsp->intr[i].intr_src;
1607 		}
1608 	}
1609 
1610 	return (0);
1611 }
1612 
1613 /*
1614  * Name: qla_config_rss
1615  * Function: Configure RSS for the context/interface.
1616  */
1617 static const uint64_t rss_key[] = { 0xbeac01fa6a42b73bULL,
1618 			0x8030f20c77cb2da3ULL,
1619 			0xae7b30b4d0ca2bcbULL, 0x43a38fb04167253dULL,
1620 			0x255b0ec26d5a56daULL };
1621 
1622 static int
1623 qla_config_rss(qla_host_t *ha, uint16_t cntxt_id)
1624 {
1625 	q80_config_rss_t	*c_rss;
1626 	q80_config_rss_rsp_t	*c_rss_rsp;
1627 	uint32_t		err, i;
1628 	device_t		dev = ha->pci_dev;
1629 
1630 	c_rss = (q80_config_rss_t *)ha->hw.mbox;
1631 	bzero(c_rss, (sizeof (q80_config_rss_t)));
1632 
1633 	c_rss->opcode = Q8_MBX_CONFIG_RSS;
1634 
1635 	c_rss->count_version = (sizeof (q80_config_rss_t) >> 2);
1636 	c_rss->count_version |= Q8_MBX_CMD_VERSION;
1637 
1638 	c_rss->hash_type = (Q8_MBX_RSS_HASH_TYPE_IPV4_TCP_IP |
1639 				Q8_MBX_RSS_HASH_TYPE_IPV6_TCP_IP);
1640 	//c_rss->hash_type = (Q8_MBX_RSS_HASH_TYPE_IPV4_TCP |
1641 	//			Q8_MBX_RSS_HASH_TYPE_IPV6_TCP);
1642 
1643 	c_rss->flags = Q8_MBX_RSS_FLAGS_ENABLE_RSS;
1644 	c_rss->flags |= Q8_MBX_RSS_FLAGS_USE_IND_TABLE;
1645 
1646 	c_rss->indtbl_mask = Q8_MBX_RSS_INDTBL_MASK;
1647 
1648 	c_rss->indtbl_mask |= Q8_MBX_RSS_FLAGS_MULTI_RSS_VALID;
1649 	c_rss->flags |= Q8_MBX_RSS_FLAGS_TYPE_CRSS;
1650 
1651 	c_rss->cntxt_id = cntxt_id;
1652 
1653 	for (i = 0; i < 5; i++) {
1654 		c_rss->rss_key[i] = rss_key[i];
1655 	}
1656 
1657 	if (qla_mbx_cmd(ha, (uint32_t *)c_rss,
1658 		(sizeof (q80_config_rss_t) >> 2),
1659 		ha->hw.mbox, (sizeof(q80_config_rss_rsp_t) >> 2), 0)) {
1660 		device_printf(dev, "%s: failed0\n", __func__);
1661 		return (-1);
1662 	}
1663 	c_rss_rsp = (q80_config_rss_rsp_t *)ha->hw.mbox;
1664 
1665 	err = Q8_MBX_RSP_STATUS(c_rss_rsp->regcnt_status);
1666 
1667 	if (err) {
1668 		device_printf(dev, "%s: failed1 [0x%08x]\n", __func__, err);
1669 		return (-1);
1670 	}
1671 	return 0;
1672 }
1673 
1674 static int
1675 qla_set_rss_ind_table(qla_host_t *ha, uint32_t start_idx, uint32_t count,
1676         uint16_t cntxt_id, uint8_t *ind_table)
1677 {
1678         q80_config_rss_ind_table_t      *c_rss_ind;
1679         q80_config_rss_ind_table_rsp_t  *c_rss_ind_rsp;
1680         uint32_t                        err;
1681         device_t                        dev = ha->pci_dev;
1682 
1683 	if ((count > Q8_RSS_IND_TBL_SIZE) ||
1684 		((start_idx + count - 1) > Q8_RSS_IND_TBL_MAX_IDX)) {
1685 		device_printf(dev, "%s: illegal count [%d, %d]\n", __func__,
1686 			start_idx, count);
1687 		return (-1);
1688 	}
1689 
1690         c_rss_ind = (q80_config_rss_ind_table_t *)ha->hw.mbox;
1691         bzero(c_rss_ind, sizeof (q80_config_rss_ind_table_t));
1692 
1693         c_rss_ind->opcode = Q8_MBX_CONFIG_RSS_TABLE;
1694         c_rss_ind->count_version = (sizeof (q80_config_rss_ind_table_t) >> 2);
1695         c_rss_ind->count_version |= Q8_MBX_CMD_VERSION;
1696 
1697 	c_rss_ind->start_idx = start_idx;
1698 	c_rss_ind->end_idx = start_idx + count - 1;
1699 	c_rss_ind->cntxt_id = cntxt_id;
1700 	bcopy(ind_table, c_rss_ind->ind_table, count);
1701 
1702 	if (qla_mbx_cmd(ha, (uint32_t *)c_rss_ind,
1703 		(sizeof (q80_config_rss_ind_table_t) >> 2), ha->hw.mbox,
1704 		(sizeof(q80_config_rss_ind_table_rsp_t) >> 2), 0)) {
1705 		device_printf(dev, "%s: failed0\n", __func__);
1706 		return (-1);
1707 	}
1708 
1709 	c_rss_ind_rsp = (q80_config_rss_ind_table_rsp_t *)ha->hw.mbox;
1710 	err = Q8_MBX_RSP_STATUS(c_rss_ind_rsp->regcnt_status);
1711 
1712 	if (err) {
1713 		device_printf(dev, "%s: failed1 [0x%08x]\n", __func__, err);
1714 		return (-1);
1715 	}
1716 	return 0;
1717 }
1718 
1719 /*
1720  * Name: qla_config_intr_coalesce
1721  * Function: Configure Interrupt Coalescing.
1722  */
1723 static int
1724 qla_config_intr_coalesce(qla_host_t *ha, uint16_t cntxt_id, int tenable,
1725 	int rcv)
1726 {
1727 	q80_config_intr_coalesc_t	*intrc;
1728 	q80_config_intr_coalesc_rsp_t	*intrc_rsp;
1729 	uint32_t			err, i;
1730 	device_t			dev = ha->pci_dev;
1731 
1732 	intrc = (q80_config_intr_coalesc_t *)ha->hw.mbox;
1733 	bzero(intrc, (sizeof (q80_config_intr_coalesc_t)));
1734 
1735 	intrc->opcode = Q8_MBX_CONFIG_INTR_COALESCE;
1736 	intrc->count_version = (sizeof (q80_config_intr_coalesc_t) >> 2);
1737 	intrc->count_version |= Q8_MBX_CMD_VERSION;
1738 
1739 	if (rcv) {
1740 		intrc->flags = Q8_MBX_INTRC_FLAGS_RCV;
1741 		intrc->max_pkts = ha->hw.rcv_intr_coalesce & 0xFFFF;
1742 		intrc->max_mswait = (ha->hw.rcv_intr_coalesce >> 16) & 0xFFFF;
1743 	} else {
1744 		intrc->flags = Q8_MBX_INTRC_FLAGS_XMT;
1745 		intrc->max_pkts = ha->hw.xmt_intr_coalesce & 0xFFFF;
1746 		intrc->max_mswait = (ha->hw.xmt_intr_coalesce >> 16) & 0xFFFF;
1747 	}
1748 
1749 	intrc->cntxt_id = cntxt_id;
1750 
1751 	if (tenable) {
1752 		intrc->flags |= Q8_MBX_INTRC_FLAGS_PERIODIC;
1753 		intrc->timer_type = Q8_MBX_INTRC_TIMER_PERIODIC;
1754 
1755 		for (i = 0; i < ha->hw.num_sds_rings; i++) {
1756 			intrc->sds_ring_mask |= (1 << i);
1757 		}
1758 		intrc->ms_timeout = 1000;
1759 	}
1760 
1761 	if (qla_mbx_cmd(ha, (uint32_t *)intrc,
1762 		(sizeof (q80_config_intr_coalesc_t) >> 2),
1763 		ha->hw.mbox, (sizeof(q80_config_intr_coalesc_rsp_t) >> 2), 0)) {
1764 		device_printf(dev, "%s: failed0\n", __func__);
1765 		return (-1);
1766 	}
1767 	intrc_rsp = (q80_config_intr_coalesc_rsp_t *)ha->hw.mbox;
1768 
1769 	err = Q8_MBX_RSP_STATUS(intrc_rsp->regcnt_status);
1770 
1771 	if (err) {
1772 		device_printf(dev, "%s: failed1 [0x%08x]\n", __func__, err);
1773 		return (-1);
1774 	}
1775 
1776 	return 0;
1777 }
1778 
1779 /*
1780  * Name: qla_config_mac_addr
1781  * Function: binds a MAC address to the context/interface.
1782  *	Can be unicast, multicast or broadcast.
1783  */
1784 static int
1785 qla_config_mac_addr(qla_host_t *ha, uint8_t *mac_addr, uint32_t add_mac,
1786 	uint32_t num_mac)
1787 {
1788 	q80_config_mac_addr_t		*cmac;
1789 	q80_config_mac_addr_rsp_t	*cmac_rsp;
1790 	uint32_t			err;
1791 	device_t			dev = ha->pci_dev;
1792 	int				i;
1793 	uint8_t				*mac_cpy = mac_addr;
1794 
1795 	if (num_mac > Q8_MAX_MAC_ADDRS) {
1796 		device_printf(dev, "%s: %s num_mac [0x%x] > Q8_MAX_MAC_ADDRS\n",
1797 			__func__, (add_mac ? "Add" : "Del"), num_mac);
1798 		return (-1);
1799 	}
1800 
1801 	cmac = (q80_config_mac_addr_t *)ha->hw.mbox;
1802 	bzero(cmac, (sizeof (q80_config_mac_addr_t)));
1803 
1804 	cmac->opcode = Q8_MBX_CONFIG_MAC_ADDR;
1805 	cmac->count_version = sizeof (q80_config_mac_addr_t) >> 2;
1806 	cmac->count_version |= Q8_MBX_CMD_VERSION;
1807 
1808 	if (add_mac)
1809 		cmac->cmd = Q8_MBX_CMAC_CMD_ADD_MAC_ADDR;
1810 	else
1811 		cmac->cmd = Q8_MBX_CMAC_CMD_DEL_MAC_ADDR;
1812 
1813 	cmac->cmd |= Q8_MBX_CMAC_CMD_CAM_INGRESS;
1814 
1815 	cmac->nmac_entries = num_mac;
1816 	cmac->cntxt_id = ha->hw.rcv_cntxt_id;
1817 
1818 	for (i = 0; i < num_mac; i++) {
1819 		bcopy(mac_addr, cmac->mac_addr[i].addr, Q8_ETHER_ADDR_LEN);
1820 		mac_addr = mac_addr + ETHER_ADDR_LEN;
1821 	}
1822 
1823 	if (qla_mbx_cmd(ha, (uint32_t *)cmac,
1824 		(sizeof (q80_config_mac_addr_t) >> 2),
1825 		ha->hw.mbox, (sizeof(q80_config_mac_addr_rsp_t) >> 2), 1)) {
1826 		device_printf(dev, "%s: %s failed0\n", __func__,
1827 			(add_mac ? "Add" : "Del"));
1828 		return (-1);
1829 	}
1830 	cmac_rsp = (q80_config_mac_addr_rsp_t *)ha->hw.mbox;
1831 
1832 	err = Q8_MBX_RSP_STATUS(cmac_rsp->regcnt_status);
1833 
1834 	if (err) {
1835 		device_printf(dev, "%s: %s failed1 [0x%08x]\n", __func__,
1836 			(add_mac ? "Add" : "Del"), err);
1837 		for (i = 0; i < num_mac; i++) {
1838 			device_printf(dev, "%s: %02x:%02x:%02x:%02x:%02x:%02x\n",
1839 				__func__, mac_cpy[0], mac_cpy[1], mac_cpy[2],
1840 				mac_cpy[3], mac_cpy[4], mac_cpy[5]);
1841 			mac_cpy += ETHER_ADDR_LEN;
1842 		}
1843 		return (-1);
1844 	}
1845 
1846 	return 0;
1847 }
1848 
1849 /*
1850  * Name: qla_set_mac_rcv_mode
1851  * Function: Enable/Disable AllMulticast and Promiscous Modes.
1852  */
1853 static int
1854 qla_set_mac_rcv_mode(qla_host_t *ha, uint32_t mode)
1855 {
1856 	q80_config_mac_rcv_mode_t	*rcv_mode;
1857 	uint32_t			err;
1858 	q80_config_mac_rcv_mode_rsp_t	*rcv_mode_rsp;
1859 	device_t			dev = ha->pci_dev;
1860 
1861 	rcv_mode = (q80_config_mac_rcv_mode_t *)ha->hw.mbox;
1862 	bzero(rcv_mode, (sizeof (q80_config_mac_rcv_mode_t)));
1863 
1864 	rcv_mode->opcode = Q8_MBX_CONFIG_MAC_RX_MODE;
1865 	rcv_mode->count_version = sizeof (q80_config_mac_rcv_mode_t) >> 2;
1866 	rcv_mode->count_version |= Q8_MBX_CMD_VERSION;
1867 
1868 	rcv_mode->mode = mode;
1869 
1870 	rcv_mode->cntxt_id = ha->hw.rcv_cntxt_id;
1871 
1872 	if (qla_mbx_cmd(ha, (uint32_t *)rcv_mode,
1873 		(sizeof (q80_config_mac_rcv_mode_t) >> 2),
1874 		ha->hw.mbox, (sizeof(q80_config_mac_rcv_mode_rsp_t) >> 2), 1)) {
1875 		device_printf(dev, "%s: failed0\n", __func__);
1876 		return (-1);
1877 	}
1878 	rcv_mode_rsp = (q80_config_mac_rcv_mode_rsp_t *)ha->hw.mbox;
1879 
1880 	err = Q8_MBX_RSP_STATUS(rcv_mode_rsp->regcnt_status);
1881 
1882 	if (err) {
1883 		device_printf(dev, "%s: failed1 [0x%08x]\n", __func__, err);
1884 		return (-1);
1885 	}
1886 
1887 	return 0;
1888 }
1889 
1890 int
1891 ql_set_promisc(qla_host_t *ha)
1892 {
1893 	int ret;
1894 
1895 	ha->hw.mac_rcv_mode |= Q8_MBX_MAC_RCV_PROMISC_ENABLE;
1896 	ret = qla_set_mac_rcv_mode(ha, ha->hw.mac_rcv_mode);
1897 	return (ret);
1898 }
1899 
1900 void
1901 qla_reset_promisc(qla_host_t *ha)
1902 {
1903 	ha->hw.mac_rcv_mode &= ~Q8_MBX_MAC_RCV_PROMISC_ENABLE;
1904 	(void)qla_set_mac_rcv_mode(ha, ha->hw.mac_rcv_mode);
1905 }
1906 
1907 int
1908 ql_set_allmulti(qla_host_t *ha)
1909 {
1910 	int ret;
1911 
1912 	ha->hw.mac_rcv_mode |= Q8_MBX_MAC_ALL_MULTI_ENABLE;
1913 	ret = qla_set_mac_rcv_mode(ha, ha->hw.mac_rcv_mode);
1914 	return (ret);
1915 }
1916 
1917 void
1918 qla_reset_allmulti(qla_host_t *ha)
1919 {
1920 	ha->hw.mac_rcv_mode &= ~Q8_MBX_MAC_ALL_MULTI_ENABLE;
1921 	(void)qla_set_mac_rcv_mode(ha, ha->hw.mac_rcv_mode);
1922 }
1923 
1924 /*
1925  * Name: ql_set_max_mtu
1926  * Function:
1927  *	Sets the maximum transfer unit size for the specified rcv context.
1928  */
1929 int
1930 ql_set_max_mtu(qla_host_t *ha, uint32_t mtu, uint16_t cntxt_id)
1931 {
1932 	device_t		dev;
1933 	q80_set_max_mtu_t	*max_mtu;
1934 	q80_set_max_mtu_rsp_t	*max_mtu_rsp;
1935 	uint32_t		err;
1936 
1937 	dev = ha->pci_dev;
1938 
1939 	max_mtu = (q80_set_max_mtu_t *)ha->hw.mbox;
1940 	bzero(max_mtu, (sizeof (q80_set_max_mtu_t)));
1941 
1942 	max_mtu->opcode = Q8_MBX_SET_MAX_MTU;
1943 	max_mtu->count_version = (sizeof (q80_set_max_mtu_t) >> 2);
1944 	max_mtu->count_version |= Q8_MBX_CMD_VERSION;
1945 
1946 	max_mtu->cntxt_id = cntxt_id;
1947 	max_mtu->mtu = mtu;
1948 
1949         if (qla_mbx_cmd(ha, (uint32_t *)max_mtu,
1950 		(sizeof (q80_set_max_mtu_t) >> 2),
1951                 ha->hw.mbox, (sizeof (q80_set_max_mtu_rsp_t) >> 2), 1)) {
1952                 device_printf(dev, "%s: failed\n", __func__);
1953                 return -1;
1954         }
1955 
1956 	max_mtu_rsp = (q80_set_max_mtu_rsp_t *)ha->hw.mbox;
1957 
1958         err = Q8_MBX_RSP_STATUS(max_mtu_rsp->regcnt_status);
1959 
1960         if (err) {
1961                 device_printf(dev, "%s: failed [0x%08x]\n", __func__, err);
1962         }
1963 
1964 	return 0;
1965 }
1966 
1967 static int
1968 qla_link_event_req(qla_host_t *ha, uint16_t cntxt_id)
1969 {
1970 	device_t		dev;
1971 	q80_link_event_t	*lnk;
1972 	q80_link_event_rsp_t	*lnk_rsp;
1973 	uint32_t		err;
1974 
1975 	dev = ha->pci_dev;
1976 
1977 	lnk = (q80_link_event_t *)ha->hw.mbox;
1978 	bzero(lnk, (sizeof (q80_link_event_t)));
1979 
1980 	lnk->opcode = Q8_MBX_LINK_EVENT_REQ;
1981 	lnk->count_version = (sizeof (q80_link_event_t) >> 2);
1982 	lnk->count_version |= Q8_MBX_CMD_VERSION;
1983 
1984 	lnk->cntxt_id = cntxt_id;
1985 	lnk->cmd = Q8_LINK_EVENT_CMD_ENABLE_ASYNC;
1986 
1987         if (qla_mbx_cmd(ha, (uint32_t *)lnk, (sizeof (q80_link_event_t) >> 2),
1988                 ha->hw.mbox, (sizeof (q80_link_event_rsp_t) >> 2), 0)) {
1989                 device_printf(dev, "%s: failed\n", __func__);
1990                 return -1;
1991         }
1992 
1993 	lnk_rsp = (q80_link_event_rsp_t *)ha->hw.mbox;
1994 
1995         err = Q8_MBX_RSP_STATUS(lnk_rsp->regcnt_status);
1996 
1997         if (err) {
1998                 device_printf(dev, "%s: failed [0x%08x]\n", __func__, err);
1999         }
2000 
2001 	return 0;
2002 }
2003 
2004 static int
2005 qla_config_fw_lro(qla_host_t *ha, uint16_t cntxt_id)
2006 {
2007 	device_t		dev;
2008 	q80_config_fw_lro_t	*fw_lro;
2009 	q80_config_fw_lro_rsp_t	*fw_lro_rsp;
2010 	uint32_t		err;
2011 
2012 	dev = ha->pci_dev;
2013 
2014 	fw_lro = (q80_config_fw_lro_t *)ha->hw.mbox;
2015 	bzero(fw_lro, sizeof(q80_config_fw_lro_t));
2016 
2017 	fw_lro->opcode = Q8_MBX_CONFIG_FW_LRO;
2018 	fw_lro->count_version = (sizeof (q80_config_fw_lro_t) >> 2);
2019 	fw_lro->count_version |= Q8_MBX_CMD_VERSION;
2020 
2021 	fw_lro->flags |= Q8_MBX_FW_LRO_IPV4 | Q8_MBX_FW_LRO_IPV4_WO_DST_IP_CHK;
2022 	fw_lro->flags |= Q8_MBX_FW_LRO_IPV6 | Q8_MBX_FW_LRO_IPV6_WO_DST_IP_CHK;
2023 
2024 	fw_lro->cntxt_id = cntxt_id;
2025 
2026 	if (qla_mbx_cmd(ha, (uint32_t *)fw_lro,
2027 		(sizeof (q80_config_fw_lro_t) >> 2),
2028 		ha->hw.mbox, (sizeof (q80_config_fw_lro_rsp_t) >> 2), 0)) {
2029 		device_printf(dev, "%s: failed\n", __func__);
2030 		return -1;
2031 	}
2032 
2033 	fw_lro_rsp = (q80_config_fw_lro_rsp_t *)ha->hw.mbox;
2034 
2035 	err = Q8_MBX_RSP_STATUS(fw_lro_rsp->regcnt_status);
2036 
2037 	if (err) {
2038 		device_printf(dev, "%s: failed [0x%08x]\n", __func__, err);
2039 	}
2040 
2041 	return 0;
2042 }
2043 
2044 static int
2045 qla_set_cam_search_mode(qla_host_t *ha, uint32_t search_mode)
2046 {
2047 	device_t                dev;
2048 	q80_hw_config_t         *hw_config;
2049 	q80_hw_config_rsp_t     *hw_config_rsp;
2050 	uint32_t                err;
2051 
2052 	dev = ha->pci_dev;
2053 
2054 	hw_config = (q80_hw_config_t *)ha->hw.mbox;
2055 	bzero(hw_config, sizeof (q80_hw_config_t));
2056 
2057 	hw_config->opcode = Q8_MBX_HW_CONFIG;
2058 	hw_config->count_version = Q8_HW_CONFIG_SET_CAM_SEARCH_MODE_COUNT;
2059 	hw_config->count_version |= Q8_MBX_CMD_VERSION;
2060 
2061 	hw_config->cmd = Q8_HW_CONFIG_SET_CAM_SEARCH_MODE;
2062 
2063 	hw_config->u.set_cam_search_mode.mode = search_mode;
2064 
2065 	if (qla_mbx_cmd(ha, (uint32_t *)hw_config,
2066 		(sizeof (q80_hw_config_t) >> 2),
2067 		ha->hw.mbox, (sizeof (q80_hw_config_rsp_t) >> 2), 0)) {
2068 		device_printf(dev, "%s: failed\n", __func__);
2069 		return -1;
2070 	}
2071 	hw_config_rsp = (q80_hw_config_rsp_t *)ha->hw.mbox;
2072 
2073 	err = Q8_MBX_RSP_STATUS(hw_config_rsp->regcnt_status);
2074 
2075 	if (err) {
2076 		device_printf(dev, "%s: failed [0x%08x]\n", __func__, err);
2077 	}
2078 
2079 	return 0;
2080 }
2081 
2082 static int
2083 qla_get_cam_search_mode(qla_host_t *ha)
2084 {
2085 	device_t                dev;
2086 	q80_hw_config_t         *hw_config;
2087 	q80_hw_config_rsp_t     *hw_config_rsp;
2088 	uint32_t                err;
2089 
2090 	dev = ha->pci_dev;
2091 
2092 	hw_config = (q80_hw_config_t *)ha->hw.mbox;
2093 	bzero(hw_config, sizeof (q80_hw_config_t));
2094 
2095 	hw_config->opcode = Q8_MBX_HW_CONFIG;
2096 	hw_config->count_version = Q8_HW_CONFIG_GET_CAM_SEARCH_MODE_COUNT;
2097 	hw_config->count_version |= Q8_MBX_CMD_VERSION;
2098 
2099 	hw_config->cmd = Q8_HW_CONFIG_GET_CAM_SEARCH_MODE;
2100 
2101 	if (qla_mbx_cmd(ha, (uint32_t *)hw_config,
2102 		(sizeof (q80_hw_config_t) >> 2),
2103 		ha->hw.mbox, (sizeof (q80_hw_config_rsp_t) >> 2), 0)) {
2104 		device_printf(dev, "%s: failed\n", __func__);
2105 		return -1;
2106 	}
2107 	hw_config_rsp = (q80_hw_config_rsp_t *)ha->hw.mbox;
2108 
2109 	err = Q8_MBX_RSP_STATUS(hw_config_rsp->regcnt_status);
2110 
2111 	if (err) {
2112 		device_printf(dev, "%s: failed [0x%08x]\n", __func__, err);
2113 	} else {
2114 		device_printf(dev, "%s: cam search mode [0x%08x]\n", __func__,
2115 			hw_config_rsp->u.get_cam_search_mode.mode);
2116 	}
2117 
2118 	return 0;
2119 }
2120 
2121 static int
2122 qla_get_hw_stats(qla_host_t *ha, uint32_t cmd, uint32_t rsp_size)
2123 {
2124 	device_t		dev;
2125 	q80_get_stats_t		*stat;
2126 	q80_get_stats_rsp_t	*stat_rsp;
2127 	uint32_t		err;
2128 
2129 	dev = ha->pci_dev;
2130 
2131 	stat = (q80_get_stats_t *)ha->hw.mbox;
2132 	bzero(stat, (sizeof (q80_get_stats_t)));
2133 
2134 	stat->opcode = Q8_MBX_GET_STATS;
2135 	stat->count_version = 2;
2136 	stat->count_version |= Q8_MBX_CMD_VERSION;
2137 
2138 	stat->cmd = cmd;
2139 
2140         if (qla_mbx_cmd(ha, (uint32_t *)stat, 2,
2141                 ha->hw.mbox, (rsp_size >> 2), 0)) {
2142                 device_printf(dev, "%s: failed\n", __func__);
2143                 return -1;
2144         }
2145 
2146 	stat_rsp = (q80_get_stats_rsp_t *)ha->hw.mbox;
2147 
2148         err = Q8_MBX_RSP_STATUS(stat_rsp->regcnt_status);
2149 
2150         if (err) {
2151                 return -1;
2152         }
2153 
2154 	return 0;
2155 }
2156 
2157 void
2158 ql_get_stats(qla_host_t *ha)
2159 {
2160 	q80_get_stats_rsp_t	*stat_rsp;
2161 	q80_mac_stats_t		*mstat;
2162 	q80_xmt_stats_t		*xstat;
2163 	q80_rcv_stats_t		*rstat;
2164 	uint32_t		cmd;
2165 	int			i;
2166 	struct ifnet *ifp = ha->ifp;
2167 
2168 	if (ifp == NULL)
2169 		return;
2170 
2171 	if (QLA_LOCK(ha, __func__, QLA_LOCK_DEFAULT_MS_TIMEOUT, 0) != 0) {
2172 		device_printf(ha->pci_dev, "%s: failed\n", __func__);
2173 		return;
2174 	}
2175 
2176 	if (!(ifp->if_drv_flags & IFF_DRV_RUNNING)) {
2177 		QLA_UNLOCK(ha, __func__);
2178 		return;
2179 	}
2180 
2181 	stat_rsp = (q80_get_stats_rsp_t *)ha->hw.mbox;
2182 	/*
2183 	 * Get MAC Statistics
2184 	 */
2185 	cmd = Q8_GET_STATS_CMD_TYPE_MAC;
2186 //	cmd |= Q8_GET_STATS_CMD_CLEAR;
2187 
2188 	cmd |= ((ha->pci_func & 0x1) << 16);
2189 
2190 	if (ha->qla_watchdog_pause || (!(ifp->if_drv_flags & IFF_DRV_RUNNING)) ||
2191 		ha->offline)
2192 		goto ql_get_stats_exit;
2193 
2194 	if (qla_get_hw_stats(ha, cmd, sizeof (q80_get_stats_rsp_t)) == 0) {
2195 		mstat = (q80_mac_stats_t *)&stat_rsp->u.mac;
2196 		bcopy(mstat, &ha->hw.mac, sizeof(q80_mac_stats_t));
2197 	} else {
2198                 device_printf(ha->pci_dev, "%s: mac failed [0x%08x]\n",
2199 			__func__, ha->hw.mbox[0]);
2200 	}
2201 	/*
2202 	 * Get RCV Statistics
2203 	 */
2204 	cmd = Q8_GET_STATS_CMD_RCV | Q8_GET_STATS_CMD_TYPE_CNTXT;
2205 //	cmd |= Q8_GET_STATS_CMD_CLEAR;
2206 	cmd |= (ha->hw.rcv_cntxt_id << 16);
2207 
2208 	if (ha->qla_watchdog_pause || (!(ifp->if_drv_flags & IFF_DRV_RUNNING)) ||
2209 		ha->offline)
2210 		goto ql_get_stats_exit;
2211 
2212 	if (qla_get_hw_stats(ha, cmd, sizeof (q80_get_stats_rsp_t)) == 0) {
2213 		rstat = (q80_rcv_stats_t *)&stat_rsp->u.rcv;
2214 		bcopy(rstat, &ha->hw.rcv, sizeof(q80_rcv_stats_t));
2215 	} else {
2216                 device_printf(ha->pci_dev, "%s: rcv failed [0x%08x]\n",
2217 			__func__, ha->hw.mbox[0]);
2218 	}
2219 
2220 	if (ha->qla_watchdog_pause || (!(ifp->if_drv_flags & IFF_DRV_RUNNING)) ||
2221 		ha->offline)
2222 		goto ql_get_stats_exit;
2223 	/*
2224 	 * Get XMT Statistics
2225 	 */
2226 	for (i = 0 ; (i < ha->hw.num_tx_rings); i++) {
2227 		if (ha->qla_watchdog_pause ||
2228 			(!(ifp->if_drv_flags & IFF_DRV_RUNNING)) ||
2229 			ha->offline)
2230 			goto ql_get_stats_exit;
2231 
2232 		cmd = Q8_GET_STATS_CMD_XMT | Q8_GET_STATS_CMD_TYPE_CNTXT;
2233 //		cmd |= Q8_GET_STATS_CMD_CLEAR;
2234 		cmd |= (ha->hw.tx_cntxt[i].tx_cntxt_id << 16);
2235 
2236 		if (qla_get_hw_stats(ha, cmd, sizeof(q80_get_stats_rsp_t))
2237 			== 0) {
2238 			xstat = (q80_xmt_stats_t *)&stat_rsp->u.xmt;
2239 			bcopy(xstat, &ha->hw.xmt[i], sizeof(q80_xmt_stats_t));
2240 		} else {
2241 			device_printf(ha->pci_dev, "%s: xmt failed [0x%08x]\n",
2242 				__func__, ha->hw.mbox[0]);
2243 		}
2244 	}
2245 
2246 ql_get_stats_exit:
2247 	QLA_UNLOCK(ha, __func__);
2248 
2249 	return;
2250 }
2251 
2252 /*
2253  * Name: qla_tx_tso
2254  * Function: Checks if the packet to be transmitted is a candidate for
2255  *	Large TCP Segment Offload. If yes, the appropriate fields in the Tx
2256  *	Ring Structure are plugged in.
2257  */
2258 static int
2259 qla_tx_tso(qla_host_t *ha, struct mbuf *mp, q80_tx_cmd_t *tx_cmd, uint8_t *hdr)
2260 {
2261 	struct ether_vlan_header *eh;
2262 	struct ip *ip = NULL;
2263 	struct ip6_hdr *ip6 = NULL;
2264 	struct tcphdr *th = NULL;
2265 	uint32_t ehdrlen,  hdrlen, ip_hlen, tcp_hlen, tcp_opt_off;
2266 	uint16_t etype, opcode, offload = 1;
2267 
2268 	eh = mtod(mp, struct ether_vlan_header *);
2269 
2270 	if (eh->evl_encap_proto == htons(ETHERTYPE_VLAN)) {
2271 		ehdrlen = ETHER_HDR_LEN + ETHER_VLAN_ENCAP_LEN;
2272 		etype = ntohs(eh->evl_proto);
2273 	} else {
2274 		ehdrlen = ETHER_HDR_LEN;
2275 		etype = ntohs(eh->evl_encap_proto);
2276 	}
2277 
2278 	hdrlen = 0;
2279 
2280 	switch (etype) {
2281 		case ETHERTYPE_IP:
2282 
2283 			tcp_opt_off = ehdrlen + sizeof(struct ip) +
2284 					sizeof(struct tcphdr);
2285 
2286 			if (mp->m_len < tcp_opt_off) {
2287 				m_copydata(mp, 0, tcp_opt_off, hdr);
2288 				ip = (struct ip *)(hdr + ehdrlen);
2289 			} else {
2290 				ip = (struct ip *)(mp->m_data + ehdrlen);
2291 			}
2292 
2293 			ip_hlen = ip->ip_hl << 2;
2294 			opcode = Q8_TX_CMD_OP_XMT_TCP_LSO;
2295 
2296 
2297 			if ((ip->ip_p != IPPROTO_TCP) ||
2298 				(ip_hlen != sizeof (struct ip))){
2299 				/* IP Options are not supported */
2300 
2301 				offload = 0;
2302 			} else
2303 				th = (struct tcphdr *)((caddr_t)ip + ip_hlen);
2304 
2305 		break;
2306 
2307 		case ETHERTYPE_IPV6:
2308 
2309 			tcp_opt_off = ehdrlen + sizeof(struct ip6_hdr) +
2310 					sizeof (struct tcphdr);
2311 
2312 			if (mp->m_len < tcp_opt_off) {
2313 				m_copydata(mp, 0, tcp_opt_off, hdr);
2314 				ip6 = (struct ip6_hdr *)(hdr + ehdrlen);
2315 			} else {
2316 				ip6 = (struct ip6_hdr *)(mp->m_data + ehdrlen);
2317 			}
2318 
2319 			ip_hlen = sizeof(struct ip6_hdr);
2320 			opcode = Q8_TX_CMD_OP_XMT_TCP_LSO_IPV6;
2321 
2322 			if (ip6->ip6_nxt != IPPROTO_TCP) {
2323 				//device_printf(dev, "%s: ipv6\n", __func__);
2324 				offload = 0;
2325 			} else
2326 				th = (struct tcphdr *)((caddr_t)ip6 + ip_hlen);
2327 		break;
2328 
2329 		default:
2330 			QL_DPRINT8(ha, (ha->pci_dev, "%s: type!=ip\n", __func__));
2331 			offload = 0;
2332 		break;
2333 	}
2334 
2335 	if (!offload)
2336 		return (-1);
2337 
2338 	tcp_hlen = th->th_off << 2;
2339 	hdrlen = ehdrlen + ip_hlen + tcp_hlen;
2340 
2341         if (mp->m_len < hdrlen) {
2342                 if (mp->m_len < tcp_opt_off) {
2343                         if (tcp_hlen > sizeof(struct tcphdr)) {
2344                                 m_copydata(mp, tcp_opt_off,
2345                                         (tcp_hlen - sizeof(struct tcphdr)),
2346                                         &hdr[tcp_opt_off]);
2347                         }
2348                 } else {
2349                         m_copydata(mp, 0, hdrlen, hdr);
2350                 }
2351         }
2352 
2353 	tx_cmd->mss = mp->m_pkthdr.tso_segsz;
2354 
2355 	tx_cmd->flags_opcode = opcode ;
2356 	tx_cmd->tcp_hdr_off = ip_hlen + ehdrlen;
2357 	tx_cmd->total_hdr_len = hdrlen;
2358 
2359 	/* Check for Multicast least significant bit of MSB == 1 */
2360 	if (eh->evl_dhost[0] & 0x01) {
2361 		tx_cmd->flags_opcode |= Q8_TX_CMD_FLAGS_MULTICAST;
2362 	}
2363 
2364 	if (mp->m_len < hdrlen) {
2365 		printf("%d\n", hdrlen);
2366 		return (1);
2367 	}
2368 
2369 	return (0);
2370 }
2371 
2372 /*
2373  * Name: qla_tx_chksum
2374  * Function: Checks if the packet to be transmitted is a candidate for
2375  *	TCP/UDP Checksum offload. If yes, the appropriate fields in the Tx
2376  *	Ring Structure are plugged in.
2377  */
2378 static int
2379 qla_tx_chksum(qla_host_t *ha, struct mbuf *mp, uint32_t *op_code,
2380 	uint32_t *tcp_hdr_off)
2381 {
2382 	struct ether_vlan_header *eh;
2383 	struct ip *ip;
2384 	struct ip6_hdr *ip6;
2385 	uint32_t ehdrlen, ip_hlen;
2386 	uint16_t etype, opcode, offload = 1;
2387 	uint8_t buf[sizeof(struct ip6_hdr)];
2388 
2389 	*op_code = 0;
2390 
2391 	if ((mp->m_pkthdr.csum_flags &
2392 		(CSUM_TCP|CSUM_UDP|CSUM_TCP_IPV6 | CSUM_UDP_IPV6)) == 0)
2393 		return (-1);
2394 
2395 	eh = mtod(mp, struct ether_vlan_header *);
2396 
2397 	if (eh->evl_encap_proto == htons(ETHERTYPE_VLAN)) {
2398 		ehdrlen = ETHER_HDR_LEN + ETHER_VLAN_ENCAP_LEN;
2399 		etype = ntohs(eh->evl_proto);
2400 	} else {
2401 		ehdrlen = ETHER_HDR_LEN;
2402 		etype = ntohs(eh->evl_encap_proto);
2403 	}
2404 
2405 
2406 	switch (etype) {
2407 		case ETHERTYPE_IP:
2408 			ip = (struct ip *)(mp->m_data + ehdrlen);
2409 
2410 			ip_hlen = sizeof (struct ip);
2411 
2412 			if (mp->m_len < (ehdrlen + ip_hlen)) {
2413 				m_copydata(mp, ehdrlen, sizeof(struct ip), buf);
2414 				ip = (struct ip *)buf;
2415 			}
2416 
2417 			if (ip->ip_p == IPPROTO_TCP)
2418 				opcode = Q8_TX_CMD_OP_XMT_TCP_CHKSUM;
2419 			else if (ip->ip_p == IPPROTO_UDP)
2420 				opcode = Q8_TX_CMD_OP_XMT_UDP_CHKSUM;
2421 			else {
2422 				//device_printf(dev, "%s: ipv4\n", __func__);
2423 				offload = 0;
2424 			}
2425 		break;
2426 
2427 		case ETHERTYPE_IPV6:
2428 			ip6 = (struct ip6_hdr *)(mp->m_data + ehdrlen);
2429 
2430 			ip_hlen = sizeof(struct ip6_hdr);
2431 
2432 			if (mp->m_len < (ehdrlen + ip_hlen)) {
2433 				m_copydata(mp, ehdrlen, sizeof (struct ip6_hdr),
2434 					buf);
2435 				ip6 = (struct ip6_hdr *)buf;
2436 			}
2437 
2438 			if (ip6->ip6_nxt == IPPROTO_TCP)
2439 				opcode = Q8_TX_CMD_OP_XMT_TCP_CHKSUM_IPV6;
2440 			else if (ip6->ip6_nxt == IPPROTO_UDP)
2441 				opcode = Q8_TX_CMD_OP_XMT_UDP_CHKSUM_IPV6;
2442 			else {
2443 				//device_printf(dev, "%s: ipv6\n", __func__);
2444 				offload = 0;
2445 			}
2446 		break;
2447 
2448 		default:
2449 			offload = 0;
2450 		break;
2451 	}
2452 	if (!offload)
2453 		return (-1);
2454 
2455 	*op_code = opcode;
2456 	*tcp_hdr_off = (ip_hlen + ehdrlen);
2457 
2458 	return (0);
2459 }
2460 
2461 #define QLA_TX_MIN_FREE 2
2462 /*
2463  * Name: ql_hw_send
2464  * Function: Transmits a packet. It first checks if the packet is a
2465  *	candidate for Large TCP Segment Offload and then for UDP/TCP checksum
2466  *	offload. If either of these creteria are not met, it is transmitted
2467  *	as a regular ethernet frame.
2468  */
2469 int
2470 ql_hw_send(qla_host_t *ha, bus_dma_segment_t *segs, int nsegs,
2471 	uint32_t tx_idx, struct mbuf *mp, uint32_t txr_idx, uint32_t iscsi_pdu)
2472 {
2473 	struct ether_vlan_header *eh;
2474 	qla_hw_t *hw = &ha->hw;
2475 	q80_tx_cmd_t *tx_cmd, tso_cmd;
2476 	bus_dma_segment_t *c_seg;
2477 	uint32_t num_tx_cmds, hdr_len = 0;
2478 	uint32_t total_length = 0, bytes, tx_cmd_count = 0, txr_next;
2479 	device_t dev;
2480 	int i, ret;
2481 	uint8_t *src = NULL, *dst = NULL;
2482 	uint8_t frame_hdr[QL_FRAME_HDR_SIZE];
2483 	uint32_t op_code = 0;
2484 	uint32_t tcp_hdr_off = 0;
2485 
2486 	dev = ha->pci_dev;
2487 
2488 	/*
2489 	 * Always make sure there is atleast one empty slot in the tx_ring
2490 	 * tx_ring is considered full when there only one entry available
2491 	 */
2492         num_tx_cmds = (nsegs + (Q8_TX_CMD_MAX_SEGMENTS - 1)) >> 2;
2493 
2494 	total_length = mp->m_pkthdr.len;
2495 	if (total_length > QLA_MAX_TSO_FRAME_SIZE) {
2496 		device_printf(dev, "%s: total length exceeds maxlen(%d)\n",
2497 			__func__, total_length);
2498 		return (EINVAL);
2499 	}
2500 	eh = mtod(mp, struct ether_vlan_header *);
2501 
2502 	if (mp->m_pkthdr.csum_flags & CSUM_TSO) {
2503 		bzero((void *)&tso_cmd, sizeof(q80_tx_cmd_t));
2504 
2505 		src = frame_hdr;
2506 		ret = qla_tx_tso(ha, mp, &tso_cmd, src);
2507 
2508 		if (!(ret & ~1)) {
2509 			/* find the additional tx_cmd descriptors required */
2510 
2511 			if (mp->m_flags & M_VLANTAG)
2512 				tso_cmd.total_hdr_len += ETHER_VLAN_ENCAP_LEN;
2513 
2514 			hdr_len = tso_cmd.total_hdr_len;
2515 
2516 			bytes = sizeof(q80_tx_cmd_t) - Q8_TX_CMD_TSO_ALIGN;
2517 			bytes = QL_MIN(bytes, hdr_len);
2518 
2519 			num_tx_cmds++;
2520 			hdr_len -= bytes;
2521 
2522 			while (hdr_len) {
2523 				bytes = QL_MIN((sizeof(q80_tx_cmd_t)), hdr_len);
2524 				hdr_len -= bytes;
2525 				num_tx_cmds++;
2526 			}
2527 			hdr_len = tso_cmd.total_hdr_len;
2528 
2529 			if (ret == 0)
2530 				src = (uint8_t *)eh;
2531 		} else
2532 			return (EINVAL);
2533 	} else {
2534 		(void)qla_tx_chksum(ha, mp, &op_code, &tcp_hdr_off);
2535 	}
2536 
2537 	if (hw->tx_cntxt[txr_idx].txr_free <= (num_tx_cmds + QLA_TX_MIN_FREE)) {
2538 		ql_hw_tx_done_locked(ha, txr_idx);
2539 		if (hw->tx_cntxt[txr_idx].txr_free <=
2540 				(num_tx_cmds + QLA_TX_MIN_FREE)) {
2541         		QL_DPRINT8(ha, (dev, "%s: (hw->txr_free <= "
2542 				"(num_tx_cmds + QLA_TX_MIN_FREE))\n",
2543 				__func__));
2544 			return (-1);
2545 		}
2546 	}
2547 
2548 	for (i = 0; i < num_tx_cmds; i++) {
2549 		int j;
2550 
2551 		j = (tx_idx+i) & (NUM_TX_DESCRIPTORS - 1);
2552 
2553 		if (NULL != ha->tx_ring[txr_idx].tx_buf[j].m_head) {
2554 			QL_ASSERT(ha, 0, \
2555 				("%s [%d]: txr_idx = %d tx_idx = %d mbuf = %p\n",\
2556 				__func__, __LINE__, txr_idx, j,\
2557 				ha->tx_ring[txr_idx].tx_buf[j].m_head));
2558 			return (EINVAL);
2559 		}
2560 	}
2561 
2562 	tx_cmd = &hw->tx_cntxt[txr_idx].tx_ring_base[tx_idx];
2563 
2564         if (!(mp->m_pkthdr.csum_flags & CSUM_TSO)) {
2565                 if (nsegs > ha->hw.max_tx_segs)
2566                         ha->hw.max_tx_segs = nsegs;
2567 
2568                 bzero((void *)tx_cmd, sizeof(q80_tx_cmd_t));
2569 
2570                 if (op_code) {
2571                         tx_cmd->flags_opcode = op_code;
2572                         tx_cmd->tcp_hdr_off = tcp_hdr_off;
2573 
2574                 } else {
2575                         tx_cmd->flags_opcode = Q8_TX_CMD_OP_XMT_ETHER;
2576                 }
2577 	} else {
2578 		bcopy(&tso_cmd, tx_cmd, sizeof(q80_tx_cmd_t));
2579 		ha->tx_tso_frames++;
2580 	}
2581 
2582 	if (eh->evl_encap_proto == htons(ETHERTYPE_VLAN)) {
2583         	tx_cmd->flags_opcode |= Q8_TX_CMD_FLAGS_VLAN_TAGGED;
2584 
2585 		if (iscsi_pdu)
2586 			eh->evl_tag |= ha->hw.user_pri_iscsi << 13;
2587 
2588 	} else if (mp->m_flags & M_VLANTAG) {
2589 		if (hdr_len) { /* TSO */
2590 			tx_cmd->flags_opcode |= (Q8_TX_CMD_FLAGS_VLAN_TAGGED |
2591 						Q8_TX_CMD_FLAGS_HW_VLAN_ID);
2592 			tx_cmd->tcp_hdr_off += ETHER_VLAN_ENCAP_LEN;
2593 		} else
2594 			tx_cmd->flags_opcode |= Q8_TX_CMD_FLAGS_HW_VLAN_ID;
2595 
2596 		ha->hw_vlan_tx_frames++;
2597 		tx_cmd->vlan_tci = mp->m_pkthdr.ether_vtag;
2598 
2599 		if (iscsi_pdu) {
2600 			tx_cmd->vlan_tci |= ha->hw.user_pri_iscsi << 13;
2601 			mp->m_pkthdr.ether_vtag = tx_cmd->vlan_tci;
2602 		}
2603 	}
2604 
2605         tx_cmd->n_bufs = (uint8_t)nsegs;
2606         tx_cmd->data_len_lo = (uint8_t)(total_length & 0xFF);
2607         tx_cmd->data_len_hi = qla_host_to_le16(((uint16_t)(total_length >> 8)));
2608 	tx_cmd->cntxtid = Q8_TX_CMD_PORT_CNXTID(ha->pci_func);
2609 
2610 	c_seg = segs;
2611 
2612 	while (1) {
2613 		for (i = 0; ((i < Q8_TX_CMD_MAX_SEGMENTS) && nsegs); i++) {
2614 			switch (i) {
2615 			case 0:
2616 				tx_cmd->buf1_addr = c_seg->ds_addr;
2617 				tx_cmd->buf1_len = c_seg->ds_len;
2618 				break;
2619 
2620 			case 1:
2621 				tx_cmd->buf2_addr = c_seg->ds_addr;
2622 				tx_cmd->buf2_len = c_seg->ds_len;
2623 				break;
2624 
2625 			case 2:
2626 				tx_cmd->buf3_addr = c_seg->ds_addr;
2627 				tx_cmd->buf3_len = c_seg->ds_len;
2628 				break;
2629 
2630 			case 3:
2631 				tx_cmd->buf4_addr = c_seg->ds_addr;
2632 				tx_cmd->buf4_len = c_seg->ds_len;
2633 				break;
2634 			}
2635 
2636 			c_seg++;
2637 			nsegs--;
2638 		}
2639 
2640 		txr_next = hw->tx_cntxt[txr_idx].txr_next =
2641 			(hw->tx_cntxt[txr_idx].txr_next + 1) &
2642 				(NUM_TX_DESCRIPTORS - 1);
2643 		tx_cmd_count++;
2644 
2645 		if (!nsegs)
2646 			break;
2647 
2648 		tx_cmd = &hw->tx_cntxt[txr_idx].tx_ring_base[txr_next];
2649 		bzero((void *)tx_cmd, sizeof(q80_tx_cmd_t));
2650 	}
2651 
2652 	if (mp->m_pkthdr.csum_flags & CSUM_TSO) {
2653 		/* TSO : Copy the header in the following tx cmd descriptors */
2654 
2655 		txr_next = hw->tx_cntxt[txr_idx].txr_next;
2656 
2657 		tx_cmd = &hw->tx_cntxt[txr_idx].tx_ring_base[txr_next];
2658 		bzero((void *)tx_cmd, sizeof(q80_tx_cmd_t));
2659 
2660 		bytes = sizeof(q80_tx_cmd_t) - Q8_TX_CMD_TSO_ALIGN;
2661 		bytes = QL_MIN(bytes, hdr_len);
2662 
2663 		dst = (uint8_t *)tx_cmd + Q8_TX_CMD_TSO_ALIGN;
2664 
2665 		if (mp->m_flags & M_VLANTAG) {
2666 			/* first copy the src/dst MAC addresses */
2667 			bcopy(src, dst, (ETHER_ADDR_LEN * 2));
2668 			dst += (ETHER_ADDR_LEN * 2);
2669 			src += (ETHER_ADDR_LEN * 2);
2670 
2671 			*((uint16_t *)dst) = htons(ETHERTYPE_VLAN);
2672 			dst += 2;
2673 			*((uint16_t *)dst) = htons(mp->m_pkthdr.ether_vtag);
2674 			dst += 2;
2675 
2676 			/* bytes left in src header */
2677 			hdr_len -= ((ETHER_ADDR_LEN * 2) +
2678 					ETHER_VLAN_ENCAP_LEN);
2679 
2680 			/* bytes left in TxCmd Entry */
2681 			bytes -= ((ETHER_ADDR_LEN * 2) + ETHER_VLAN_ENCAP_LEN);
2682 
2683 			bcopy(src, dst, bytes);
2684 			src += bytes;
2685 			hdr_len -= bytes;
2686 		} else {
2687 			bcopy(src, dst, bytes);
2688 			src += bytes;
2689 			hdr_len -= bytes;
2690 		}
2691 
2692 		txr_next = hw->tx_cntxt[txr_idx].txr_next =
2693 				(hw->tx_cntxt[txr_idx].txr_next + 1) &
2694 					(NUM_TX_DESCRIPTORS - 1);
2695 		tx_cmd_count++;
2696 
2697 		while (hdr_len) {
2698 			tx_cmd = &hw->tx_cntxt[txr_idx].tx_ring_base[txr_next];
2699 			bzero((void *)tx_cmd, sizeof(q80_tx_cmd_t));
2700 
2701 			bytes = QL_MIN((sizeof(q80_tx_cmd_t)), hdr_len);
2702 
2703 			bcopy(src, tx_cmd, bytes);
2704 			src += bytes;
2705 			hdr_len -= bytes;
2706 
2707 			txr_next = hw->tx_cntxt[txr_idx].txr_next =
2708 				(hw->tx_cntxt[txr_idx].txr_next + 1) &
2709 					(NUM_TX_DESCRIPTORS - 1);
2710 			tx_cmd_count++;
2711 		}
2712 	}
2713 
2714 	hw->tx_cntxt[txr_idx].txr_free =
2715 		hw->tx_cntxt[txr_idx].txr_free - tx_cmd_count;
2716 
2717 	QL_UPDATE_TX_PRODUCER_INDEX(ha, hw->tx_cntxt[txr_idx].txr_next,\
2718 		txr_idx);
2719        	QL_DPRINT8(ha, (dev, "%s: return\n", __func__));
2720 
2721 	return (0);
2722 }
2723 
2724 #define Q8_CONFIG_IND_TBL_SIZE	32 /* < Q8_RSS_IND_TBL_SIZE and power of 2 */
2725 static int
2726 qla_config_rss_ind_table(qla_host_t *ha)
2727 {
2728 	uint32_t i, count;
2729 	uint8_t rss_ind_tbl[Q8_CONFIG_IND_TBL_SIZE];
2730 
2731 	for (i = 0; i < Q8_CONFIG_IND_TBL_SIZE; i++) {
2732 		rss_ind_tbl[i] = i % ha->hw.num_sds_rings;
2733 	}
2734 
2735 	for (i = 0; i <= Q8_RSS_IND_TBL_MAX_IDX ;
2736 		i = i + Q8_CONFIG_IND_TBL_SIZE) {
2737 		if ((i + Q8_CONFIG_IND_TBL_SIZE) > Q8_RSS_IND_TBL_MAX_IDX) {
2738 			count = Q8_RSS_IND_TBL_MAX_IDX - i + 1;
2739 		} else {
2740 			count = Q8_CONFIG_IND_TBL_SIZE;
2741 		}
2742 
2743 		if (qla_set_rss_ind_table(ha, i, count, ha->hw.rcv_cntxt_id,
2744 			rss_ind_tbl))
2745 			return (-1);
2746 	}
2747 
2748 	return (0);
2749 }
2750 
2751 static int
2752 qla_config_soft_lro(qla_host_t *ha)
2753 {
2754         int i;
2755         qla_hw_t *hw = &ha->hw;
2756         struct lro_ctrl *lro;
2757 
2758         for (i = 0; i < hw->num_sds_rings; i++) {
2759                 lro = &hw->sds[i].lro;
2760 
2761 		bzero(lro, sizeof(struct lro_ctrl));
2762 
2763 #if (__FreeBSD_version >= 1100101)
2764                 if (tcp_lro_init_args(lro, ha->ifp, 0, NUM_RX_DESCRIPTORS)) {
2765                         device_printf(ha->pci_dev,
2766 				"%s: tcp_lro_init_args [%d] failed\n",
2767                                 __func__, i);
2768                         return (-1);
2769                 }
2770 #else
2771                 if (tcp_lro_init(lro)) {
2772                         device_printf(ha->pci_dev,
2773 				"%s: tcp_lro_init [%d] failed\n",
2774                                 __func__, i);
2775                         return (-1);
2776                 }
2777 #endif /* #if (__FreeBSD_version >= 1100101) */
2778 
2779                 lro->ifp = ha->ifp;
2780         }
2781 
2782         QL_DPRINT2(ha, (ha->pci_dev, "%s: LRO initialized\n", __func__));
2783         return (0);
2784 }
2785 
2786 static void
2787 qla_drain_soft_lro(qla_host_t *ha)
2788 {
2789         int i;
2790         qla_hw_t *hw = &ha->hw;
2791         struct lro_ctrl *lro;
2792 
2793        	for (i = 0; i < hw->num_sds_rings; i++) {
2794                	lro = &hw->sds[i].lro;
2795 
2796 #if (__FreeBSD_version >= 1100101)
2797 		tcp_lro_flush_all(lro);
2798 #else
2799                 struct lro_entry *queued;
2800 
2801 		while ((!SLIST_EMPTY(&lro->lro_active))) {
2802 			queued = SLIST_FIRST(&lro->lro_active);
2803 			SLIST_REMOVE_HEAD(&lro->lro_active, next);
2804 			tcp_lro_flush(lro, queued);
2805 		}
2806 #endif /* #if (__FreeBSD_version >= 1100101) */
2807 	}
2808 
2809 	return;
2810 }
2811 
2812 static void
2813 qla_free_soft_lro(qla_host_t *ha)
2814 {
2815         int i;
2816         qla_hw_t *hw = &ha->hw;
2817         struct lro_ctrl *lro;
2818 
2819         for (i = 0; i < hw->num_sds_rings; i++) {
2820                	lro = &hw->sds[i].lro;
2821 		tcp_lro_free(lro);
2822 	}
2823 
2824 	return;
2825 }
2826 
2827 /*
2828  * Name: ql_del_hw_if
2829  * Function: Destroys the hardware specific entities corresponding to an
2830  *	Ethernet Interface
2831  */
2832 void
2833 ql_del_hw_if(qla_host_t *ha)
2834 {
2835 	uint32_t i;
2836 	uint32_t num_msix;
2837 
2838 	(void)qla_stop_nic_func(ha);
2839 
2840 	qla_del_rcv_cntxt(ha);
2841 
2842 	if(qla_del_xmt_cntxt(ha))
2843 		goto ql_del_hw_if_exit;
2844 
2845 	if (ha->hw.flags.init_intr_cnxt) {
2846 		for (i = 0; i < ha->hw.num_sds_rings; ) {
2847 			if ((i + Q8_MAX_INTR_VECTORS) < ha->hw.num_sds_rings)
2848 				num_msix = Q8_MAX_INTR_VECTORS;
2849 			else
2850 				num_msix = ha->hw.num_sds_rings - i;
2851 
2852 			if (qla_config_intr_cntxt(ha, i, num_msix, 0))
2853 				break;
2854 
2855 			i += num_msix;
2856 		}
2857 
2858 		ha->hw.flags.init_intr_cnxt = 0;
2859 	}
2860 
2861 ql_del_hw_if_exit:
2862 	if (ha->hw.enable_soft_lro) {
2863 		qla_drain_soft_lro(ha);
2864 		qla_free_soft_lro(ha);
2865 	}
2866 
2867 	return;
2868 }
2869 
2870 void
2871 qla_confirm_9kb_enable(qla_host_t *ha)
2872 {
2873 //	uint32_t supports_9kb = 0;
2874 
2875 	ha->hw.mbx_intr_mask_offset = READ_REG32(ha, Q8_MBOX_INT_MASK_MSIX);
2876 
2877 	/* Use MSI-X vector 0; Enable Firmware Mailbox Interrupt */
2878 	WRITE_REG32(ha, Q8_MBOX_INT_ENABLE, BIT_2);
2879 	WRITE_REG32(ha, ha->hw.mbx_intr_mask_offset, 0x0);
2880 
2881 #if 0
2882 	qla_get_nic_partition(ha, &supports_9kb, NULL);
2883 
2884 	if (!supports_9kb)
2885 #endif
2886 	ha->hw.enable_9kb = 0;
2887 
2888 	return;
2889 }
2890 
2891 /*
2892  * Name: ql_init_hw_if
2893  * Function: Creates the hardware specific entities corresponding to an
2894  *	Ethernet Interface - Transmit and Receive Contexts. Sets the MAC Address
2895  *	corresponding to the interface. Enables LRO if allowed.
2896  */
2897 int
2898 ql_init_hw_if(qla_host_t *ha)
2899 {
2900 	uint32_t	i;
2901 	uint8_t		bcast_mac[6];
2902 	qla_rdesc_t	*rdesc;
2903 	uint32_t	num_msix;
2904 
2905 	for (i = 0; i < ha->hw.num_sds_rings; i++) {
2906 		bzero(ha->hw.dma_buf.sds_ring[i].dma_b,
2907 			ha->hw.dma_buf.sds_ring[i].size);
2908 	}
2909 
2910 	for (i = 0; i < ha->hw.num_sds_rings; ) {
2911 		if ((i + Q8_MAX_INTR_VECTORS) < ha->hw.num_sds_rings)
2912 			num_msix = Q8_MAX_INTR_VECTORS;
2913 		else
2914 			num_msix = ha->hw.num_sds_rings - i;
2915 
2916 		if (qla_config_intr_cntxt(ha, i, num_msix, 1)) {
2917 			if (i > 0) {
2918 				num_msix = i;
2919 
2920 				for (i = 0; i < num_msix; ) {
2921 					qla_config_intr_cntxt(ha, i,
2922 						Q8_MAX_INTR_VECTORS, 0);
2923 					i += Q8_MAX_INTR_VECTORS;
2924 				}
2925 			}
2926 			return (-1);
2927 		}
2928 
2929 		i = i + num_msix;
2930 	}
2931 
2932         ha->hw.flags.init_intr_cnxt = 1;
2933 
2934 	/*
2935 	 * Create Receive Context
2936 	 */
2937 	if (qla_init_rcv_cntxt(ha)) {
2938 		return (-1);
2939 	}
2940 
2941 	for (i = 0; i < ha->hw.num_rds_rings; i++) {
2942 		rdesc = &ha->hw.rds[i];
2943 		rdesc->rx_next = NUM_RX_DESCRIPTORS - 2;
2944 		rdesc->rx_in = 0;
2945 		/* Update the RDS Producer Indices */
2946 		QL_UPDATE_RDS_PRODUCER_INDEX(ha, rdesc->prod_std,\
2947 			rdesc->rx_next);
2948 	}
2949 
2950 	/*
2951 	 * Create Transmit Context
2952 	 */
2953 	if (qla_init_xmt_cntxt(ha)) {
2954 		qla_del_rcv_cntxt(ha);
2955 		return (-1);
2956 	}
2957 	ha->hw.max_tx_segs = 0;
2958 
2959 	if (qla_config_mac_addr(ha, ha->hw.mac_addr, 1, 1))
2960 		return(-1);
2961 
2962 	ha->hw.flags.unicast_mac = 1;
2963 
2964 	bcast_mac[0] = 0xFF; bcast_mac[1] = 0xFF; bcast_mac[2] = 0xFF;
2965 	bcast_mac[3] = 0xFF; bcast_mac[4] = 0xFF; bcast_mac[5] = 0xFF;
2966 
2967 	if (qla_config_mac_addr(ha, bcast_mac, 1, 1))
2968 		return (-1);
2969 
2970 	ha->hw.flags.bcast_mac = 1;
2971 
2972 	/*
2973 	 * program any cached multicast addresses
2974 	 */
2975 	if (qla_hw_add_all_mcast(ha))
2976 		return (-1);
2977 
2978 	if (ql_set_max_mtu(ha, ha->max_frame_size, ha->hw.rcv_cntxt_id))
2979 		return (-1);
2980 
2981 	if (qla_config_rss(ha, ha->hw.rcv_cntxt_id))
2982 		return (-1);
2983 
2984 	if (qla_config_rss_ind_table(ha))
2985 		return (-1);
2986 
2987 	if (qla_config_intr_coalesce(ha, ha->hw.rcv_cntxt_id, 0, 1))
2988 		return (-1);
2989 
2990 	if (qla_link_event_req(ha, ha->hw.rcv_cntxt_id))
2991 		return (-1);
2992 
2993 	if (ha->ifp->if_capenable & IFCAP_LRO) {
2994 		if (ha->hw.enable_hw_lro) {
2995 			ha->hw.enable_soft_lro = 0;
2996 
2997 			if (qla_config_fw_lro(ha, ha->hw.rcv_cntxt_id))
2998 				return (-1);
2999 		} else {
3000 			ha->hw.enable_soft_lro = 1;
3001 
3002 			if (qla_config_soft_lro(ha))
3003 				return (-1);
3004 		}
3005 	}
3006 
3007         if (qla_init_nic_func(ha))
3008                 return (-1);
3009 
3010         if (qla_query_fw_dcbx_caps(ha))
3011                 return (-1);
3012 
3013 	for (i = 0; i < ha->hw.num_sds_rings; i++)
3014 		QL_ENABLE_INTERRUPTS(ha, i);
3015 
3016 	return (0);
3017 }
3018 
3019 static int
3020 qla_map_sds_to_rds(qla_host_t *ha, uint32_t start_idx, uint32_t num_idx)
3021 {
3022         device_t                dev = ha->pci_dev;
3023         q80_rq_map_sds_to_rds_t *map_rings;
3024 	q80_rsp_map_sds_to_rds_t *map_rings_rsp;
3025         uint32_t                i, err;
3026         qla_hw_t                *hw = &ha->hw;
3027 
3028         map_rings = (q80_rq_map_sds_to_rds_t *)ha->hw.mbox;
3029         bzero(map_rings, sizeof(q80_rq_map_sds_to_rds_t));
3030 
3031         map_rings->opcode = Q8_MBX_MAP_SDS_TO_RDS;
3032         map_rings->count_version = (sizeof (q80_rq_map_sds_to_rds_t) >> 2);
3033         map_rings->count_version |= Q8_MBX_CMD_VERSION;
3034 
3035         map_rings->cntxt_id = hw->rcv_cntxt_id;
3036         map_rings->num_rings = num_idx;
3037 
3038 	for (i = 0; i < num_idx; i++) {
3039 		map_rings->sds_rds[i].sds_ring = i + start_idx;
3040 		map_rings->sds_rds[i].rds_ring = i + start_idx;
3041 	}
3042 
3043         if (qla_mbx_cmd(ha, (uint32_t *)map_rings,
3044                 (sizeof (q80_rq_map_sds_to_rds_t) >> 2),
3045                 ha->hw.mbox, (sizeof(q80_rsp_add_rcv_rings_t) >> 2), 0)) {
3046                 device_printf(dev, "%s: failed0\n", __func__);
3047                 return (-1);
3048         }
3049 
3050         map_rings_rsp = (q80_rsp_map_sds_to_rds_t *)ha->hw.mbox;
3051 
3052         err = Q8_MBX_RSP_STATUS(map_rings_rsp->regcnt_status);
3053 
3054         if (err) {
3055                 device_printf(dev, "%s: failed1 [0x%08x]\n", __func__, err);
3056                 return (-1);
3057         }
3058 
3059         return (0);
3060 }
3061 
3062 /*
3063  * Name: qla_init_rcv_cntxt
3064  * Function: Creates the Receive Context.
3065  */
3066 static int
3067 qla_init_rcv_cntxt(qla_host_t *ha)
3068 {
3069 	q80_rq_rcv_cntxt_t	*rcntxt;
3070 	q80_rsp_rcv_cntxt_t	*rcntxt_rsp;
3071 	q80_stat_desc_t		*sdesc;
3072 	int			i, j;
3073         qla_hw_t		*hw = &ha->hw;
3074 	device_t		dev;
3075 	uint32_t		err;
3076 	uint32_t		rcntxt_sds_rings;
3077 	uint32_t		rcntxt_rds_rings;
3078 	uint32_t		max_idx;
3079 
3080 	dev = ha->pci_dev;
3081 
3082 	/*
3083 	 * Create Receive Context
3084 	 */
3085 
3086 	for (i = 0; i < hw->num_sds_rings; i++) {
3087 		sdesc = (q80_stat_desc_t *)&hw->sds[i].sds_ring_base[0];
3088 
3089 		for (j = 0; j < NUM_STATUS_DESCRIPTORS; j++) {
3090 			sdesc->data[0] = 1ULL;
3091 			sdesc->data[1] = 1ULL;
3092 		}
3093 	}
3094 
3095 	rcntxt_sds_rings = hw->num_sds_rings;
3096 	if (hw->num_sds_rings > MAX_RCNTXT_SDS_RINGS)
3097 		rcntxt_sds_rings = MAX_RCNTXT_SDS_RINGS;
3098 
3099 	rcntxt_rds_rings = hw->num_rds_rings;
3100 
3101 	if (hw->num_rds_rings > MAX_RDS_RING_SETS)
3102 		rcntxt_rds_rings = MAX_RDS_RING_SETS;
3103 
3104 	rcntxt = (q80_rq_rcv_cntxt_t *)ha->hw.mbox;
3105 	bzero(rcntxt, (sizeof (q80_rq_rcv_cntxt_t)));
3106 
3107 	rcntxt->opcode = Q8_MBX_CREATE_RX_CNTXT;
3108 	rcntxt->count_version = (sizeof (q80_rq_rcv_cntxt_t) >> 2);
3109 	rcntxt->count_version |= Q8_MBX_CMD_VERSION;
3110 
3111 	rcntxt->cap0 = Q8_RCV_CNTXT_CAP0_BASEFW |
3112 			Q8_RCV_CNTXT_CAP0_LRO |
3113 			Q8_RCV_CNTXT_CAP0_HW_LRO |
3114 			Q8_RCV_CNTXT_CAP0_RSS |
3115 			Q8_RCV_CNTXT_CAP0_SGL_LRO;
3116 
3117 	if (ha->hw.enable_9kb)
3118 		rcntxt->cap0 |= Q8_RCV_CNTXT_CAP0_SINGLE_JUMBO;
3119 	else
3120 		rcntxt->cap0 |= Q8_RCV_CNTXT_CAP0_SGL_JUMBO;
3121 
3122 	if (ha->hw.num_rds_rings > 1) {
3123 		rcntxt->nrds_sets_rings = rcntxt_rds_rings | (1 << 5);
3124 		rcntxt->cap0 |= Q8_RCV_CNTXT_CAP0_MULTI_RDS;
3125 	} else
3126 		rcntxt->nrds_sets_rings = 0x1 | (1 << 5);
3127 
3128 	rcntxt->nsds_rings = rcntxt_sds_rings;
3129 
3130 	rcntxt->rds_producer_mode = Q8_RCV_CNTXT_RDS_PROD_MODE_UNIQUE;
3131 
3132 	rcntxt->rcv_vpid = 0;
3133 
3134 	for (i = 0; i <  rcntxt_sds_rings; i++) {
3135 		rcntxt->sds[i].paddr =
3136 			qla_host_to_le64(hw->dma_buf.sds_ring[i].dma_addr);
3137 		rcntxt->sds[i].size =
3138 			qla_host_to_le32(NUM_STATUS_DESCRIPTORS);
3139 		rcntxt->sds[i].intr_id = qla_host_to_le16(hw->intr_id[i]);
3140 		rcntxt->sds[i].intr_src_bit = qla_host_to_le16(0);
3141 	}
3142 
3143 	for (i = 0; i <  rcntxt_rds_rings; i++) {
3144 		rcntxt->rds[i].paddr_std =
3145 			qla_host_to_le64(hw->dma_buf.rds_ring[i].dma_addr);
3146 
3147 		if (ha->hw.enable_9kb)
3148 			rcntxt->rds[i].std_bsize =
3149 				qla_host_to_le64(MJUM9BYTES);
3150 		else
3151 			rcntxt->rds[i].std_bsize = qla_host_to_le64(MCLBYTES);
3152 
3153 		rcntxt->rds[i].std_nentries =
3154 			qla_host_to_le32(NUM_RX_DESCRIPTORS);
3155 	}
3156 
3157         if (qla_mbx_cmd(ha, (uint32_t *)rcntxt,
3158 		(sizeof (q80_rq_rcv_cntxt_t) >> 2),
3159                 ha->hw.mbox, (sizeof(q80_rsp_rcv_cntxt_t) >> 2), 0)) {
3160                 device_printf(dev, "%s: failed0\n", __func__);
3161                 return (-1);
3162         }
3163 
3164         rcntxt_rsp = (q80_rsp_rcv_cntxt_t *)ha->hw.mbox;
3165 
3166         err = Q8_MBX_RSP_STATUS(rcntxt_rsp->regcnt_status);
3167 
3168         if (err) {
3169                 device_printf(dev, "%s: failed1 [0x%08x]\n", __func__, err);
3170                 return (-1);
3171         }
3172 
3173 	for (i = 0; i <  rcntxt_sds_rings; i++) {
3174 		hw->sds[i].sds_consumer = rcntxt_rsp->sds_cons[i];
3175 	}
3176 
3177 	for (i = 0; i <  rcntxt_rds_rings; i++) {
3178 		hw->rds[i].prod_std = rcntxt_rsp->rds[i].prod_std;
3179 	}
3180 
3181 	hw->rcv_cntxt_id = rcntxt_rsp->cntxt_id;
3182 
3183 	ha->hw.flags.init_rx_cnxt = 1;
3184 
3185 	if (hw->num_sds_rings > MAX_RCNTXT_SDS_RINGS) {
3186 		for (i = MAX_RCNTXT_SDS_RINGS; i < hw->num_sds_rings;) {
3187 			if ((i + MAX_RCNTXT_SDS_RINGS) < hw->num_sds_rings)
3188 				max_idx = MAX_RCNTXT_SDS_RINGS;
3189 			else
3190 				max_idx = hw->num_sds_rings - i;
3191 
3192 			err = qla_add_rcv_rings(ha, i, max_idx);
3193 			if (err)
3194 				return -1;
3195 
3196 			i += max_idx;
3197 		}
3198 	}
3199 
3200 	if (hw->num_rds_rings > 1) {
3201 		for (i = 0; i < hw->num_rds_rings; ) {
3202 			if ((i + MAX_SDS_TO_RDS_MAP) < hw->num_rds_rings)
3203 				max_idx = MAX_SDS_TO_RDS_MAP;
3204 			else
3205 				max_idx = hw->num_rds_rings - i;
3206 
3207 			err = qla_map_sds_to_rds(ha, i, max_idx);
3208 			if (err)
3209 				return -1;
3210 
3211 			i += max_idx;
3212 		}
3213 	}
3214 
3215 	return (0);
3216 }
3217 
3218 static int
3219 qla_add_rcv_rings(qla_host_t *ha, uint32_t sds_idx, uint32_t nsds)
3220 {
3221 	device_t		dev = ha->pci_dev;
3222 	q80_rq_add_rcv_rings_t	*add_rcv;
3223 	q80_rsp_add_rcv_rings_t	*add_rcv_rsp;
3224 	uint32_t		i,j, err;
3225         qla_hw_t		*hw = &ha->hw;
3226 
3227 	add_rcv = (q80_rq_add_rcv_rings_t *)ha->hw.mbox;
3228 	bzero(add_rcv, sizeof (q80_rq_add_rcv_rings_t));
3229 
3230 	add_rcv->opcode = Q8_MBX_ADD_RX_RINGS;
3231 	add_rcv->count_version = (sizeof (q80_rq_add_rcv_rings_t) >> 2);
3232 	add_rcv->count_version |= Q8_MBX_CMD_VERSION;
3233 
3234 	add_rcv->nrds_sets_rings = nsds | (1 << 5);
3235 	add_rcv->nsds_rings = nsds;
3236 	add_rcv->cntxt_id = hw->rcv_cntxt_id;
3237 
3238         for (i = 0; i <  nsds; i++) {
3239 		j = i + sds_idx;
3240 
3241                 add_rcv->sds[i].paddr =
3242                         qla_host_to_le64(hw->dma_buf.sds_ring[j].dma_addr);
3243 
3244                 add_rcv->sds[i].size =
3245                         qla_host_to_le32(NUM_STATUS_DESCRIPTORS);
3246 
3247                 add_rcv->sds[i].intr_id = qla_host_to_le16(hw->intr_id[j]);
3248                 add_rcv->sds[i].intr_src_bit = qla_host_to_le16(0);
3249         }
3250 
3251         for (i = 0; (i <  nsds); i++) {
3252                 j = i + sds_idx;
3253 
3254                 add_rcv->rds[i].paddr_std =
3255                         qla_host_to_le64(hw->dma_buf.rds_ring[j].dma_addr);
3256 
3257 		if (ha->hw.enable_9kb)
3258 			add_rcv->rds[i].std_bsize =
3259 				qla_host_to_le64(MJUM9BYTES);
3260 		else
3261                 	add_rcv->rds[i].std_bsize = qla_host_to_le64(MCLBYTES);
3262 
3263                 add_rcv->rds[i].std_nentries =
3264                         qla_host_to_le32(NUM_RX_DESCRIPTORS);
3265         }
3266 
3267         if (qla_mbx_cmd(ha, (uint32_t *)add_rcv,
3268 		(sizeof (q80_rq_add_rcv_rings_t) >> 2),
3269                 ha->hw.mbox, (sizeof(q80_rsp_add_rcv_rings_t) >> 2), 0)) {
3270                 device_printf(dev, "%s: failed0\n", __func__);
3271                 return (-1);
3272         }
3273 
3274         add_rcv_rsp = (q80_rsp_add_rcv_rings_t *)ha->hw.mbox;
3275 
3276         err = Q8_MBX_RSP_STATUS(add_rcv_rsp->regcnt_status);
3277 
3278         if (err) {
3279                 device_printf(dev, "%s: failed1 [0x%08x]\n", __func__, err);
3280                 return (-1);
3281         }
3282 
3283 	for (i = 0; i < nsds; i++) {
3284 		hw->sds[(i + sds_idx)].sds_consumer = add_rcv_rsp->sds_cons[i];
3285 	}
3286 
3287 	for (i = 0; i < nsds; i++) {
3288 		hw->rds[(i + sds_idx)].prod_std = add_rcv_rsp->rds[i].prod_std;
3289 	}
3290 
3291 	return (0);
3292 }
3293 
3294 /*
3295  * Name: qla_del_rcv_cntxt
3296  * Function: Destroys the Receive Context.
3297  */
3298 static void
3299 qla_del_rcv_cntxt(qla_host_t *ha)
3300 {
3301 	device_t			dev = ha->pci_dev;
3302 	q80_rcv_cntxt_destroy_t		*rcntxt;
3303 	q80_rcv_cntxt_destroy_rsp_t	*rcntxt_rsp;
3304 	uint32_t			err;
3305 	uint8_t				bcast_mac[6];
3306 
3307 	if (!ha->hw.flags.init_rx_cnxt)
3308 		return;
3309 
3310 	if (qla_hw_del_all_mcast(ha))
3311 		return;
3312 
3313 	if (ha->hw.flags.bcast_mac) {
3314 		bcast_mac[0] = 0xFF; bcast_mac[1] = 0xFF; bcast_mac[2] = 0xFF;
3315 		bcast_mac[3] = 0xFF; bcast_mac[4] = 0xFF; bcast_mac[5] = 0xFF;
3316 
3317 		if (qla_config_mac_addr(ha, bcast_mac, 0, 1))
3318 			return;
3319 		ha->hw.flags.bcast_mac = 0;
3320 	}
3321 
3322 	if (ha->hw.flags.unicast_mac) {
3323 		if (qla_config_mac_addr(ha, ha->hw.mac_addr, 0, 1))
3324 			return;
3325 		ha->hw.flags.unicast_mac = 0;
3326 	}
3327 
3328 	rcntxt = (q80_rcv_cntxt_destroy_t *)ha->hw.mbox;
3329 	bzero(rcntxt, (sizeof (q80_rcv_cntxt_destroy_t)));
3330 
3331 	rcntxt->opcode = Q8_MBX_DESTROY_RX_CNTXT;
3332 	rcntxt->count_version = (sizeof (q80_rcv_cntxt_destroy_t) >> 2);
3333 	rcntxt->count_version |= Q8_MBX_CMD_VERSION;
3334 
3335 	rcntxt->cntxt_id = ha->hw.rcv_cntxt_id;
3336 
3337         if (qla_mbx_cmd(ha, (uint32_t *)rcntxt,
3338 		(sizeof (q80_rcv_cntxt_destroy_t) >> 2),
3339                 ha->hw.mbox, (sizeof(q80_rcv_cntxt_destroy_rsp_t) >> 2), 0)) {
3340                 device_printf(dev, "%s: failed0\n", __func__);
3341                 return;
3342         }
3343         rcntxt_rsp = (q80_rcv_cntxt_destroy_rsp_t *)ha->hw.mbox;
3344 
3345         err = Q8_MBX_RSP_STATUS(rcntxt_rsp->regcnt_status);
3346 
3347         if (err) {
3348                 device_printf(dev, "%s: failed1 [0x%08x]\n", __func__, err);
3349         }
3350 
3351 	ha->hw.flags.init_rx_cnxt = 0;
3352 	return;
3353 }
3354 
3355 /*
3356  * Name: qla_init_xmt_cntxt
3357  * Function: Creates the Transmit Context.
3358  */
3359 static int
3360 qla_init_xmt_cntxt_i(qla_host_t *ha, uint32_t txr_idx)
3361 {
3362 	device_t		dev;
3363         qla_hw_t		*hw = &ha->hw;
3364 	q80_rq_tx_cntxt_t	*tcntxt;
3365 	q80_rsp_tx_cntxt_t	*tcntxt_rsp;
3366 	uint32_t		err;
3367 	qla_hw_tx_cntxt_t       *hw_tx_cntxt;
3368 	uint32_t		intr_idx;
3369 
3370 	hw_tx_cntxt = &hw->tx_cntxt[txr_idx];
3371 
3372 	dev = ha->pci_dev;
3373 
3374 	/*
3375 	 * Create Transmit Context
3376 	 */
3377 	tcntxt = (q80_rq_tx_cntxt_t *)ha->hw.mbox;
3378 	bzero(tcntxt, (sizeof (q80_rq_tx_cntxt_t)));
3379 
3380 	tcntxt->opcode = Q8_MBX_CREATE_TX_CNTXT;
3381 	tcntxt->count_version = (sizeof (q80_rq_tx_cntxt_t) >> 2);
3382 	tcntxt->count_version |= Q8_MBX_CMD_VERSION;
3383 
3384 	intr_idx = txr_idx;
3385 
3386 #ifdef QL_ENABLE_ISCSI_TLV
3387 
3388 	tcntxt->cap0 = Q8_TX_CNTXT_CAP0_BASEFW | Q8_TX_CNTXT_CAP0_LSO |
3389 				Q8_TX_CNTXT_CAP0_TC;
3390 
3391 	if (txr_idx >= (ha->hw.num_tx_rings >> 1)) {
3392 		tcntxt->traffic_class = 1;
3393 	}
3394 
3395 	intr_idx = txr_idx % (ha->hw.num_tx_rings >> 1);
3396 
3397 #else
3398 	tcntxt->cap0 = Q8_TX_CNTXT_CAP0_BASEFW | Q8_TX_CNTXT_CAP0_LSO;
3399 
3400 #endif /* #ifdef QL_ENABLE_ISCSI_TLV */
3401 
3402 	tcntxt->ntx_rings = 1;
3403 
3404 	tcntxt->tx_ring[0].paddr =
3405 		qla_host_to_le64(hw_tx_cntxt->tx_ring_paddr);
3406 	tcntxt->tx_ring[0].tx_consumer =
3407 		qla_host_to_le64(hw_tx_cntxt->tx_cons_paddr);
3408 	tcntxt->tx_ring[0].nentries = qla_host_to_le16(NUM_TX_DESCRIPTORS);
3409 
3410 	tcntxt->tx_ring[0].intr_id = qla_host_to_le16(hw->intr_id[intr_idx]);
3411 	tcntxt->tx_ring[0].intr_src_bit = qla_host_to_le16(0);
3412 
3413 	hw_tx_cntxt->txr_free = NUM_TX_DESCRIPTORS;
3414 	hw_tx_cntxt->txr_next = hw_tx_cntxt->txr_comp = 0;
3415 	*(hw_tx_cntxt->tx_cons) = 0;
3416 
3417         if (qla_mbx_cmd(ha, (uint32_t *)tcntxt,
3418 		(sizeof (q80_rq_tx_cntxt_t) >> 2),
3419                 ha->hw.mbox,
3420 		(sizeof(q80_rsp_tx_cntxt_t) >> 2), 0)) {
3421                 device_printf(dev, "%s: failed0\n", __func__);
3422                 return (-1);
3423         }
3424         tcntxt_rsp = (q80_rsp_tx_cntxt_t *)ha->hw.mbox;
3425 
3426         err = Q8_MBX_RSP_STATUS(tcntxt_rsp->regcnt_status);
3427 
3428         if (err) {
3429                 device_printf(dev, "%s: failed1 [0x%08x]\n", __func__, err);
3430 		return -1;
3431         }
3432 
3433 	hw_tx_cntxt->tx_prod_reg = tcntxt_rsp->tx_ring[0].prod_index;
3434 	hw_tx_cntxt->tx_cntxt_id = tcntxt_rsp->tx_ring[0].cntxt_id;
3435 
3436 	if (qla_config_intr_coalesce(ha, hw_tx_cntxt->tx_cntxt_id, 0, 0))
3437 		return (-1);
3438 
3439 	return (0);
3440 }
3441 
3442 /*
3443  * Name: qla_del_xmt_cntxt
3444  * Function: Destroys the Transmit Context.
3445  */
3446 static int
3447 qla_del_xmt_cntxt_i(qla_host_t *ha, uint32_t txr_idx)
3448 {
3449 	device_t			dev = ha->pci_dev;
3450 	q80_tx_cntxt_destroy_t		*tcntxt;
3451 	q80_tx_cntxt_destroy_rsp_t	*tcntxt_rsp;
3452 	uint32_t			err;
3453 
3454 	tcntxt = (q80_tx_cntxt_destroy_t *)ha->hw.mbox;
3455 	bzero(tcntxt, (sizeof (q80_tx_cntxt_destroy_t)));
3456 
3457 	tcntxt->opcode = Q8_MBX_DESTROY_TX_CNTXT;
3458 	tcntxt->count_version = (sizeof (q80_tx_cntxt_destroy_t) >> 2);
3459 	tcntxt->count_version |= Q8_MBX_CMD_VERSION;
3460 
3461 	tcntxt->cntxt_id = ha->hw.tx_cntxt[txr_idx].tx_cntxt_id;
3462 
3463         if (qla_mbx_cmd(ha, (uint32_t *)tcntxt,
3464 		(sizeof (q80_tx_cntxt_destroy_t) >> 2),
3465                 ha->hw.mbox, (sizeof (q80_tx_cntxt_destroy_rsp_t) >> 2), 0)) {
3466                 device_printf(dev, "%s: failed0\n", __func__);
3467                 return (-1);
3468         }
3469         tcntxt_rsp = (q80_tx_cntxt_destroy_rsp_t *)ha->hw.mbox;
3470 
3471         err = Q8_MBX_RSP_STATUS(tcntxt_rsp->regcnt_status);
3472 
3473         if (err) {
3474                 device_printf(dev, "%s: failed1 [0x%08x]\n", __func__, err);
3475 		return (-1);
3476         }
3477 
3478 	return (0);
3479 }
3480 static int
3481 qla_del_xmt_cntxt(qla_host_t *ha)
3482 {
3483 	uint32_t i;
3484 	int ret = 0;
3485 
3486 	if (!ha->hw.flags.init_tx_cnxt)
3487 		return (ret);
3488 
3489 	for (i = 0; i < ha->hw.num_tx_rings; i++) {
3490 		if ((ret = qla_del_xmt_cntxt_i(ha, i)) != 0)
3491 			break;
3492 	}
3493 	ha->hw.flags.init_tx_cnxt = 0;
3494 
3495 	return (ret);
3496 }
3497 
3498 static int
3499 qla_init_xmt_cntxt(qla_host_t *ha)
3500 {
3501 	uint32_t i, j;
3502 
3503 	for (i = 0; i < ha->hw.num_tx_rings; i++) {
3504 		if (qla_init_xmt_cntxt_i(ha, i) != 0) {
3505 			for (j = 0; j < i; j++) {
3506 				if (qla_del_xmt_cntxt_i(ha, j))
3507 					break;
3508 			}
3509 			return (-1);
3510 		}
3511 	}
3512 	ha->hw.flags.init_tx_cnxt = 1;
3513 	return (0);
3514 }
3515 
3516 static int
3517 qla_hw_all_mcast(qla_host_t *ha, uint32_t add_mcast)
3518 {
3519 	int i, nmcast;
3520 	uint32_t count = 0;
3521 	uint8_t *mcast;
3522 
3523 	nmcast = ha->hw.nmcast;
3524 
3525 	QL_DPRINT2(ha, (ha->pci_dev,
3526 		"%s:[0x%x] enter nmcast = %d \n", __func__, add_mcast, nmcast));
3527 
3528 	mcast = ha->hw.mac_addr_arr;
3529 	memset(mcast, 0, (Q8_MAX_MAC_ADDRS * ETHER_ADDR_LEN));
3530 
3531 	for (i = 0 ; ((i < Q8_MAX_NUM_MULTICAST_ADDRS) && nmcast); i++) {
3532 		if ((ha->hw.mcast[i].addr[0] != 0) ||
3533 			(ha->hw.mcast[i].addr[1] != 0) ||
3534 			(ha->hw.mcast[i].addr[2] != 0) ||
3535 			(ha->hw.mcast[i].addr[3] != 0) ||
3536 			(ha->hw.mcast[i].addr[4] != 0) ||
3537 			(ha->hw.mcast[i].addr[5] != 0)) {
3538 			bcopy(ha->hw.mcast[i].addr, mcast, ETHER_ADDR_LEN);
3539 			mcast = mcast + ETHER_ADDR_LEN;
3540 			count++;
3541 
3542 			device_printf(ha->pci_dev,
3543 				"%s: %x:%x:%x:%x:%x:%x \n",
3544 				__func__, ha->hw.mcast[i].addr[0],
3545 				ha->hw.mcast[i].addr[1], ha->hw.mcast[i].addr[2],
3546 				ha->hw.mcast[i].addr[3], ha->hw.mcast[i].addr[4],
3547 				ha->hw.mcast[i].addr[5]);
3548 
3549 			if (count == Q8_MAX_MAC_ADDRS) {
3550 				if (qla_config_mac_addr(ha, ha->hw.mac_addr_arr,
3551 					add_mcast, count)) {
3552                 			device_printf(ha->pci_dev,
3553 						"%s: failed\n", __func__);
3554 					return (-1);
3555 				}
3556 
3557 				count = 0;
3558 				mcast = ha->hw.mac_addr_arr;
3559 				memset(mcast, 0,
3560 					(Q8_MAX_MAC_ADDRS * ETHER_ADDR_LEN));
3561 			}
3562 
3563 			nmcast--;
3564 		}
3565 	}
3566 
3567 	if (count) {
3568 		if (qla_config_mac_addr(ha, ha->hw.mac_addr_arr, add_mcast,
3569 			count)) {
3570                 	device_printf(ha->pci_dev, "%s: failed\n", __func__);
3571 			return (-1);
3572 		}
3573 	}
3574 	QL_DPRINT2(ha, (ha->pci_dev,
3575 		"%s:[0x%x] exit nmcast = %d \n", __func__, add_mcast, nmcast));
3576 
3577 	return 0;
3578 }
3579 
3580 static int
3581 qla_hw_add_all_mcast(qla_host_t *ha)
3582 {
3583 	int ret;
3584 
3585 	ret = qla_hw_all_mcast(ha, 1);
3586 
3587 	return (ret);
3588 }
3589 
3590 int
3591 qla_hw_del_all_mcast(qla_host_t *ha)
3592 {
3593 	int ret;
3594 
3595 	ret = qla_hw_all_mcast(ha, 0);
3596 
3597 	bzero(ha->hw.mcast, (sizeof (qla_mcast_t) * Q8_MAX_NUM_MULTICAST_ADDRS));
3598 	ha->hw.nmcast = 0;
3599 
3600 	return (ret);
3601 }
3602 
3603 static int
3604 qla_hw_mac_addr_present(qla_host_t *ha, uint8_t *mta)
3605 {
3606 	int i;
3607 
3608 	for (i = 0; i < Q8_MAX_NUM_MULTICAST_ADDRS; i++) {
3609 		if (QL_MAC_CMP(ha->hw.mcast[i].addr, mta) == 0)
3610 			return (0); /* its been already added */
3611 	}
3612 	return (-1);
3613 }
3614 
3615 static int
3616 qla_hw_add_mcast(qla_host_t *ha, uint8_t *mta, uint32_t nmcast)
3617 {
3618 	int i;
3619 
3620 	for (i = 0; i < Q8_MAX_NUM_MULTICAST_ADDRS; i++) {
3621 		if ((ha->hw.mcast[i].addr[0] == 0) &&
3622 			(ha->hw.mcast[i].addr[1] == 0) &&
3623 			(ha->hw.mcast[i].addr[2] == 0) &&
3624 			(ha->hw.mcast[i].addr[3] == 0) &&
3625 			(ha->hw.mcast[i].addr[4] == 0) &&
3626 			(ha->hw.mcast[i].addr[5] == 0)) {
3627 			bcopy(mta, ha->hw.mcast[i].addr, Q8_MAC_ADDR_LEN);
3628 			ha->hw.nmcast++;
3629 
3630 			mta = mta + ETHER_ADDR_LEN;
3631 			nmcast--;
3632 
3633 			if (nmcast == 0)
3634 				break;
3635 		}
3636 	}
3637 	return 0;
3638 }
3639 
3640 static int
3641 qla_hw_del_mcast(qla_host_t *ha, uint8_t *mta, uint32_t nmcast)
3642 {
3643 	int i;
3644 
3645 	for (i = 0; i < Q8_MAX_NUM_MULTICAST_ADDRS; i++) {
3646 		if (QL_MAC_CMP(ha->hw.mcast[i].addr, mta) == 0) {
3647 			ha->hw.mcast[i].addr[0] = 0;
3648 			ha->hw.mcast[i].addr[1] = 0;
3649 			ha->hw.mcast[i].addr[2] = 0;
3650 			ha->hw.mcast[i].addr[3] = 0;
3651 			ha->hw.mcast[i].addr[4] = 0;
3652 			ha->hw.mcast[i].addr[5] = 0;
3653 
3654 			ha->hw.nmcast--;
3655 
3656 			mta = mta + ETHER_ADDR_LEN;
3657 			nmcast--;
3658 
3659 			if (nmcast == 0)
3660 				break;
3661 		}
3662 	}
3663 	return 0;
3664 }
3665 
3666 /*
3667  * Name: ql_hw_set_multi
3668  * Function: Sets the Multicast Addresses provided by the host O.S into the
3669  *	hardware (for the given interface)
3670  */
3671 int
3672 ql_hw_set_multi(qla_host_t *ha, uint8_t *mcast_addr, uint32_t mcnt,
3673 	uint32_t add_mac)
3674 {
3675 	uint8_t *mta = mcast_addr;
3676 	int i;
3677 	int ret = 0;
3678 	uint32_t count = 0;
3679 	uint8_t *mcast;
3680 
3681 	mcast = ha->hw.mac_addr_arr;
3682 	memset(mcast, 0, (Q8_MAX_MAC_ADDRS * ETHER_ADDR_LEN));
3683 
3684 	for (i = 0; i < mcnt; i++) {
3685 		if (mta[0] || mta[1] || mta[2] || mta[3] || mta[4] || mta[5]) {
3686 			if (add_mac) {
3687 				if (qla_hw_mac_addr_present(ha, mta) != 0) {
3688 					bcopy(mta, mcast, ETHER_ADDR_LEN);
3689 					mcast = mcast + ETHER_ADDR_LEN;
3690 					count++;
3691 				}
3692 			} else {
3693 				if (qla_hw_mac_addr_present(ha, mta) == 0) {
3694 					bcopy(mta, mcast, ETHER_ADDR_LEN);
3695 					mcast = mcast + ETHER_ADDR_LEN;
3696 					count++;
3697 				}
3698 			}
3699 		}
3700 		if (count == Q8_MAX_MAC_ADDRS) {
3701 			if (qla_config_mac_addr(ha, ha->hw.mac_addr_arr,
3702 				add_mac, count)) {
3703                 		device_printf(ha->pci_dev, "%s: failed\n",
3704 					__func__);
3705 				return (-1);
3706 			}
3707 
3708 			if (add_mac) {
3709 				qla_hw_add_mcast(ha, ha->hw.mac_addr_arr,
3710 					count);
3711 			} else {
3712 				qla_hw_del_mcast(ha, ha->hw.mac_addr_arr,
3713 					count);
3714 			}
3715 
3716 			count = 0;
3717 			mcast = ha->hw.mac_addr_arr;
3718 			memset(mcast, 0, (Q8_MAX_MAC_ADDRS * ETHER_ADDR_LEN));
3719 		}
3720 
3721 		mta += Q8_MAC_ADDR_LEN;
3722 	}
3723 
3724 	if (count) {
3725 		if (qla_config_mac_addr(ha, ha->hw.mac_addr_arr, add_mac,
3726 			count)) {
3727                 	device_printf(ha->pci_dev, "%s: failed\n", __func__);
3728 			return (-1);
3729 		}
3730 		if (add_mac) {
3731 			qla_hw_add_mcast(ha, ha->hw.mac_addr_arr, count);
3732 		} else {
3733 			qla_hw_del_mcast(ha, ha->hw.mac_addr_arr, count);
3734 		}
3735 	}
3736 
3737 	return (ret);
3738 }
3739 
3740 /*
3741  * Name: ql_hw_tx_done_locked
3742  * Function: Handle Transmit Completions
3743  */
3744 void
3745 ql_hw_tx_done_locked(qla_host_t *ha, uint32_t txr_idx)
3746 {
3747 	qla_tx_buf_t *txb;
3748         qla_hw_t *hw = &ha->hw;
3749 	uint32_t comp_idx, comp_count = 0;
3750 	qla_hw_tx_cntxt_t *hw_tx_cntxt;
3751 
3752 	hw_tx_cntxt = &hw->tx_cntxt[txr_idx];
3753 
3754 	/* retrieve index of last entry in tx ring completed */
3755 	comp_idx = qla_le32_to_host(*(hw_tx_cntxt->tx_cons));
3756 
3757 	while (comp_idx != hw_tx_cntxt->txr_comp) {
3758 		txb = &ha->tx_ring[txr_idx].tx_buf[hw_tx_cntxt->txr_comp];
3759 
3760 		hw_tx_cntxt->txr_comp++;
3761 		if (hw_tx_cntxt->txr_comp == NUM_TX_DESCRIPTORS)
3762 			hw_tx_cntxt->txr_comp = 0;
3763 
3764 		comp_count++;
3765 
3766 		if (txb->m_head) {
3767 			if_inc_counter(ha->ifp, IFCOUNTER_OPACKETS, 1);
3768 
3769 			bus_dmamap_sync(ha->tx_tag, txb->map,
3770 				BUS_DMASYNC_POSTWRITE);
3771 			bus_dmamap_unload(ha->tx_tag, txb->map);
3772 			m_freem(txb->m_head);
3773 
3774 			txb->m_head = NULL;
3775 		}
3776 	}
3777 
3778 	hw_tx_cntxt->txr_free += comp_count;
3779 
3780 	if (hw_tx_cntxt->txr_free > NUM_TX_DESCRIPTORS)
3781 		device_printf(ha->pci_dev, "%s [%d]: txr_idx = %d txr_free = %d"
3782 			"txr_next = %d txr_comp = %d\n", __func__, __LINE__,
3783 			txr_idx, hw_tx_cntxt->txr_free,
3784 			hw_tx_cntxt->txr_next, hw_tx_cntxt->txr_comp);
3785 
3786 	QL_ASSERT(ha, (hw_tx_cntxt->txr_free <= NUM_TX_DESCRIPTORS), \
3787 		("%s [%d]: txr_idx = %d txr_free = %d txr_next = %d txr_comp = %d\n",\
3788 		__func__, __LINE__, txr_idx, hw_tx_cntxt->txr_free, \
3789 		hw_tx_cntxt->txr_next, hw_tx_cntxt->txr_comp));
3790 
3791 	return;
3792 }
3793 
3794 void
3795 ql_update_link_state(qla_host_t *ha)
3796 {
3797 	uint32_t link_state = 0;
3798 	uint32_t prev_link_state;
3799 
3800 	prev_link_state =  ha->hw.link_up;
3801 
3802 	if (ha->ifp->if_drv_flags & IFF_DRV_RUNNING) {
3803 		link_state = READ_REG32(ha, Q8_LINK_STATE);
3804 
3805 		if (ha->pci_func == 0) {
3806 			link_state = (((link_state & 0xF) == 1)? 1 : 0);
3807 		} else {
3808 			link_state = ((((link_state >> 4)& 0xF) == 1)? 1 : 0);
3809 		}
3810 	}
3811 
3812 	atomic_store_rel_8(&ha->hw.link_up, (uint8_t)link_state);
3813 
3814 	if (prev_link_state !=  ha->hw.link_up) {
3815 		if (ha->hw.link_up) {
3816 			if_link_state_change(ha->ifp, LINK_STATE_UP);
3817 		} else {
3818 			if_link_state_change(ha->ifp, LINK_STATE_DOWN);
3819 		}
3820 	}
3821 	return;
3822 }
3823 
3824 int
3825 ql_hw_check_health(qla_host_t *ha)
3826 {
3827 	uint32_t val;
3828 
3829 	ha->hw.health_count++;
3830 
3831 	if (ha->hw.health_count < 500)
3832 		return 0;
3833 
3834 	ha->hw.health_count = 0;
3835 
3836 	val = READ_REG32(ha, Q8_ASIC_TEMPERATURE);
3837 
3838 	if (((val & 0xFFFF) == 2) || ((val & 0xFFFF) == 3) ||
3839 		(QL_ERR_INJECT(ha, INJCT_TEMPERATURE_FAILURE))) {
3840 		device_printf(ha->pci_dev, "%s: Temperature Alert"
3841 			" at ts_usecs %ld ts_reg = 0x%08x\n",
3842 			__func__, qla_get_usec_timestamp(), val);
3843 
3844 		if (ha->hw.sp_log_stop_events & Q8_SP_LOG_STOP_TEMP_FAILURE)
3845 			ha->hw.sp_log_stop = -1;
3846 
3847 		QL_INITIATE_RECOVERY(ha);
3848 		return -1;
3849 	}
3850 
3851 	val = READ_REG32(ha, Q8_FIRMWARE_HEARTBEAT);
3852 
3853 	if ((val != ha->hw.hbeat_value) &&
3854 		(!(QL_ERR_INJECT(ha, INJCT_HEARTBEAT_FAILURE)))) {
3855 		ha->hw.hbeat_value = val;
3856 		ha->hw.hbeat_failure = 0;
3857 		return 0;
3858 	}
3859 
3860 	ha->hw.hbeat_failure++;
3861 
3862 	if ((ha->dbg_level & 0x8000) && (ha->hw.hbeat_failure == 1))
3863 		device_printf(ha->pci_dev, "%s: Heartbeat Failue 1[0x%08x]\n",
3864 			__func__, val);
3865 	if (ha->hw.hbeat_failure < 2) /* we ignore the first failure */
3866 		return 0;
3867 	else {
3868 		uint32_t peg_halt_status1;
3869 		uint32_t peg_halt_status2;
3870 
3871 		peg_halt_status1 = READ_REG32(ha, Q8_PEG_HALT_STATUS1);
3872 		peg_halt_status2 = READ_REG32(ha, Q8_PEG_HALT_STATUS2);
3873 
3874 		device_printf(ha->pci_dev,
3875 			"%s: Heartbeat Failue at ts_usecs = %ld "
3876 			"fw_heart_beat = 0x%08x "
3877 			"peg_halt_status1 = 0x%08x "
3878 			"peg_halt_status2 = 0x%08x\n",
3879 			__func__, qla_get_usec_timestamp(), val,
3880 			peg_halt_status1, peg_halt_status2);
3881 
3882 		if (ha->hw.sp_log_stop_events & Q8_SP_LOG_STOP_HBEAT_FAILURE)
3883 			ha->hw.sp_log_stop = -1;
3884 	}
3885 	QL_INITIATE_RECOVERY(ha);
3886 
3887 	return -1;
3888 }
3889 
3890 static int
3891 qla_init_nic_func(qla_host_t *ha)
3892 {
3893         device_t                dev;
3894         q80_init_nic_func_t     *init_nic;
3895         q80_init_nic_func_rsp_t *init_nic_rsp;
3896         uint32_t                err;
3897 
3898         dev = ha->pci_dev;
3899 
3900         init_nic = (q80_init_nic_func_t *)ha->hw.mbox;
3901         bzero(init_nic, sizeof(q80_init_nic_func_t));
3902 
3903         init_nic->opcode = Q8_MBX_INIT_NIC_FUNC;
3904         init_nic->count_version = (sizeof (q80_init_nic_func_t) >> 2);
3905         init_nic->count_version |= Q8_MBX_CMD_VERSION;
3906 
3907         init_nic->options = Q8_INIT_NIC_REG_DCBX_CHNG_AEN;
3908         init_nic->options |= Q8_INIT_NIC_REG_SFP_CHNG_AEN;
3909         init_nic->options |= Q8_INIT_NIC_REG_IDC_AEN;
3910 
3911 //qla_dump_buf8(ha, __func__, init_nic, sizeof (q80_init_nic_func_t));
3912         if (qla_mbx_cmd(ha, (uint32_t *)init_nic,
3913                 (sizeof (q80_init_nic_func_t) >> 2),
3914                 ha->hw.mbox, (sizeof (q80_init_nic_func_rsp_t) >> 2), 0)) {
3915                 device_printf(dev, "%s: failed\n", __func__);
3916                 return -1;
3917         }
3918 
3919         init_nic_rsp = (q80_init_nic_func_rsp_t *)ha->hw.mbox;
3920 // qla_dump_buf8(ha, __func__, init_nic_rsp, sizeof (q80_init_nic_func_rsp_t));
3921 
3922         err = Q8_MBX_RSP_STATUS(init_nic_rsp->regcnt_status);
3923 
3924         if (err) {
3925                 device_printf(dev, "%s: failed [0x%08x]\n", __func__, err);
3926         } else {
3927                 device_printf(dev, "%s: successful\n", __func__);
3928 	}
3929 
3930         return 0;
3931 }
3932 
3933 static int
3934 qla_stop_nic_func(qla_host_t *ha)
3935 {
3936         device_t                dev;
3937         q80_stop_nic_func_t     *stop_nic;
3938         q80_stop_nic_func_rsp_t *stop_nic_rsp;
3939         uint32_t                err;
3940 
3941         dev = ha->pci_dev;
3942 
3943         stop_nic = (q80_stop_nic_func_t *)ha->hw.mbox;
3944         bzero(stop_nic, sizeof(q80_stop_nic_func_t));
3945 
3946         stop_nic->opcode = Q8_MBX_STOP_NIC_FUNC;
3947         stop_nic->count_version = (sizeof (q80_stop_nic_func_t) >> 2);
3948         stop_nic->count_version |= Q8_MBX_CMD_VERSION;
3949 
3950         stop_nic->options = Q8_STOP_NIC_DEREG_DCBX_CHNG_AEN;
3951         stop_nic->options |= Q8_STOP_NIC_DEREG_SFP_CHNG_AEN;
3952 
3953 //qla_dump_buf8(ha, __func__, stop_nic, sizeof (q80_stop_nic_func_t));
3954         if (qla_mbx_cmd(ha, (uint32_t *)stop_nic,
3955                 (sizeof (q80_stop_nic_func_t) >> 2),
3956                 ha->hw.mbox, (sizeof (q80_stop_nic_func_rsp_t) >> 2), 0)) {
3957                 device_printf(dev, "%s: failed\n", __func__);
3958                 return -1;
3959         }
3960 
3961         stop_nic_rsp = (q80_stop_nic_func_rsp_t *)ha->hw.mbox;
3962 //qla_dump_buf8(ha, __func__, stop_nic_rsp, sizeof (q80_stop_nic_func_rsp_ t));
3963 
3964         err = Q8_MBX_RSP_STATUS(stop_nic_rsp->regcnt_status);
3965 
3966         if (err) {
3967                 device_printf(dev, "%s: failed [0x%08x]\n", __func__, err);
3968         }
3969 
3970         return 0;
3971 }
3972 
3973 static int
3974 qla_query_fw_dcbx_caps(qla_host_t *ha)
3975 {
3976         device_t                        dev;
3977         q80_query_fw_dcbx_caps_t        *fw_dcbx;
3978         q80_query_fw_dcbx_caps_rsp_t    *fw_dcbx_rsp;
3979         uint32_t                        err;
3980 
3981         dev = ha->pci_dev;
3982 
3983         fw_dcbx = (q80_query_fw_dcbx_caps_t *)ha->hw.mbox;
3984         bzero(fw_dcbx, sizeof(q80_query_fw_dcbx_caps_t));
3985 
3986         fw_dcbx->opcode = Q8_MBX_GET_FW_DCBX_CAPS;
3987         fw_dcbx->count_version = (sizeof (q80_query_fw_dcbx_caps_t) >> 2);
3988         fw_dcbx->count_version |= Q8_MBX_CMD_VERSION;
3989 
3990         ql_dump_buf8(ha, __func__, fw_dcbx, sizeof (q80_query_fw_dcbx_caps_t));
3991         if (qla_mbx_cmd(ha, (uint32_t *)fw_dcbx,
3992                 (sizeof (q80_query_fw_dcbx_caps_t) >> 2),
3993                 ha->hw.mbox, (sizeof (q80_query_fw_dcbx_caps_rsp_t) >> 2), 0)) {
3994                 device_printf(dev, "%s: failed\n", __func__);
3995                 return -1;
3996         }
3997 
3998         fw_dcbx_rsp = (q80_query_fw_dcbx_caps_rsp_t *)ha->hw.mbox;
3999         ql_dump_buf8(ha, __func__, fw_dcbx_rsp,
4000                 sizeof (q80_query_fw_dcbx_caps_rsp_t));
4001 
4002         err = Q8_MBX_RSP_STATUS(fw_dcbx_rsp->regcnt_status);
4003 
4004         if (err) {
4005                 device_printf(dev, "%s: failed [0x%08x]\n", __func__, err);
4006         }
4007 
4008         return 0;
4009 }
4010 
4011 static int
4012 qla_idc_ack(qla_host_t *ha, uint32_t aen_mb1, uint32_t aen_mb2,
4013         uint32_t aen_mb3, uint32_t aen_mb4)
4014 {
4015         device_t                dev;
4016         q80_idc_ack_t           *idc_ack;
4017         q80_idc_ack_rsp_t       *idc_ack_rsp;
4018         uint32_t                err;
4019         int                     count = 300;
4020 
4021         dev = ha->pci_dev;
4022 
4023         idc_ack = (q80_idc_ack_t *)ha->hw.mbox;
4024         bzero(idc_ack, sizeof(q80_idc_ack_t));
4025 
4026         idc_ack->opcode = Q8_MBX_IDC_ACK;
4027         idc_ack->count_version = (sizeof (q80_idc_ack_t) >> 2);
4028         idc_ack->count_version |= Q8_MBX_CMD_VERSION;
4029 
4030         idc_ack->aen_mb1 = aen_mb1;
4031         idc_ack->aen_mb2 = aen_mb2;
4032         idc_ack->aen_mb3 = aen_mb3;
4033         idc_ack->aen_mb4 = aen_mb4;
4034 
4035         ha->hw.imd_compl= 0;
4036 
4037         if (qla_mbx_cmd(ha, (uint32_t *)idc_ack,
4038                 (sizeof (q80_idc_ack_t) >> 2),
4039                 ha->hw.mbox, (sizeof (q80_idc_ack_rsp_t) >> 2), 0)) {
4040                 device_printf(dev, "%s: failed\n", __func__);
4041                 return -1;
4042         }
4043 
4044         idc_ack_rsp = (q80_idc_ack_rsp_t *)ha->hw.mbox;
4045 
4046         err = Q8_MBX_RSP_STATUS(idc_ack_rsp->regcnt_status);
4047 
4048         if (err) {
4049                 device_printf(dev, "%s: failed [0x%08x]\n", __func__, err);
4050                 return(-1);
4051         }
4052 
4053         while (count && !ha->hw.imd_compl) {
4054                 qla_mdelay(__func__, 100);
4055                 count--;
4056         }
4057 
4058         if (!count)
4059                 return -1;
4060         else
4061                 device_printf(dev, "%s: count %d\n", __func__, count);
4062 
4063         return (0);
4064 }
4065 
4066 static int
4067 qla_set_port_config(qla_host_t *ha, uint32_t cfg_bits)
4068 {
4069         device_t                dev;
4070         q80_set_port_cfg_t      *pcfg;
4071         q80_set_port_cfg_rsp_t  *pfg_rsp;
4072         uint32_t                err;
4073         int                     count = 300;
4074 
4075         dev = ha->pci_dev;
4076 
4077         pcfg = (q80_set_port_cfg_t *)ha->hw.mbox;
4078         bzero(pcfg, sizeof(q80_set_port_cfg_t));
4079 
4080         pcfg->opcode = Q8_MBX_SET_PORT_CONFIG;
4081         pcfg->count_version = (sizeof (q80_set_port_cfg_t) >> 2);
4082         pcfg->count_version |= Q8_MBX_CMD_VERSION;
4083 
4084         pcfg->cfg_bits = cfg_bits;
4085 
4086         device_printf(dev, "%s: cfg_bits"
4087                 " [STD_PAUSE_DIR, PAUSE_TYPE, DCBX]"
4088                 " [0x%x, 0x%x, 0x%x]\n", __func__,
4089                 ((cfg_bits & Q8_PORT_CFG_BITS_STDPAUSE_DIR_MASK)>>20),
4090                 ((cfg_bits & Q8_PORT_CFG_BITS_PAUSE_CFG_MASK) >> 5),
4091                 ((cfg_bits & Q8_PORT_CFG_BITS_DCBX_ENABLE) ? 1: 0));
4092 
4093         ha->hw.imd_compl= 0;
4094 
4095         if (qla_mbx_cmd(ha, (uint32_t *)pcfg,
4096                 (sizeof (q80_set_port_cfg_t) >> 2),
4097                 ha->hw.mbox, (sizeof (q80_set_port_cfg_rsp_t) >> 2), 0)) {
4098                 device_printf(dev, "%s: failed\n", __func__);
4099                 return -1;
4100         }
4101 
4102         pfg_rsp = (q80_set_port_cfg_rsp_t *)ha->hw.mbox;
4103 
4104         err = Q8_MBX_RSP_STATUS(pfg_rsp->regcnt_status);
4105 
4106         if (err == Q8_MBX_RSP_IDC_INTRMD_RSP) {
4107                 while (count && !ha->hw.imd_compl) {
4108                         qla_mdelay(__func__, 100);
4109                         count--;
4110                 }
4111                 if (count) {
4112                         device_printf(dev, "%s: count %d\n", __func__, count);
4113 
4114                         err = 0;
4115                 }
4116         }
4117 
4118         if (err) {
4119                 device_printf(dev, "%s: failed [0x%08x]\n", __func__, err);
4120                 return(-1);
4121         }
4122 
4123         return (0);
4124 }
4125 
4126 static int
4127 qla_get_minidump_tmplt_size(qla_host_t *ha, uint32_t *size)
4128 {
4129 	uint32_t			err;
4130 	device_t			dev = ha->pci_dev;
4131 	q80_config_md_templ_size_t	*md_size;
4132 	q80_config_md_templ_size_rsp_t	*md_size_rsp;
4133 
4134 #ifndef QL_LDFLASH_FW
4135 
4136 	ql_minidump_template_hdr_t *hdr;
4137 
4138 	hdr = (ql_minidump_template_hdr_t *)ql83xx_minidump;
4139 	*size = hdr->size_of_template;
4140 	return (0);
4141 
4142 #endif /* #ifdef QL_LDFLASH_FW */
4143 
4144 	md_size = (q80_config_md_templ_size_t *) ha->hw.mbox;
4145 	bzero(md_size, sizeof(q80_config_md_templ_size_t));
4146 
4147 	md_size->opcode = Q8_MBX_GET_MINIDUMP_TMPLT_SIZE;
4148 	md_size->count_version = (sizeof (q80_config_md_templ_size_t) >> 2);
4149 	md_size->count_version |= Q8_MBX_CMD_VERSION;
4150 
4151 	if (qla_mbx_cmd(ha, (uint32_t *) md_size,
4152 		(sizeof(q80_config_md_templ_size_t) >> 2), ha->hw.mbox,
4153 		(sizeof(q80_config_md_templ_size_rsp_t) >> 2), 0)) {
4154 		device_printf(dev, "%s: failed\n", __func__);
4155 
4156 		return (-1);
4157 	}
4158 
4159 	md_size_rsp = (q80_config_md_templ_size_rsp_t *) ha->hw.mbox;
4160 
4161 	err = Q8_MBX_RSP_STATUS(md_size_rsp->regcnt_status);
4162 
4163         if (err) {
4164 		device_printf(dev, "%s: failed [0x%08x]\n", __func__, err);
4165 		return(-1);
4166         }
4167 
4168 	*size = md_size_rsp->templ_size;
4169 
4170 	return (0);
4171 }
4172 
4173 static int
4174 qla_get_port_config(qla_host_t *ha, uint32_t *cfg_bits)
4175 {
4176         device_t                dev;
4177         q80_get_port_cfg_t      *pcfg;
4178         q80_get_port_cfg_rsp_t  *pcfg_rsp;
4179         uint32_t                err;
4180 
4181         dev = ha->pci_dev;
4182 
4183         pcfg = (q80_get_port_cfg_t *)ha->hw.mbox;
4184         bzero(pcfg, sizeof(q80_get_port_cfg_t));
4185 
4186         pcfg->opcode = Q8_MBX_GET_PORT_CONFIG;
4187         pcfg->count_version = (sizeof (q80_get_port_cfg_t) >> 2);
4188         pcfg->count_version |= Q8_MBX_CMD_VERSION;
4189 
4190         if (qla_mbx_cmd(ha, (uint32_t *)pcfg,
4191                 (sizeof (q80_get_port_cfg_t) >> 2),
4192                 ha->hw.mbox, (sizeof (q80_get_port_cfg_rsp_t) >> 2), 0)) {
4193                 device_printf(dev, "%s: failed\n", __func__);
4194                 return -1;
4195         }
4196 
4197         pcfg_rsp = (q80_get_port_cfg_rsp_t *)ha->hw.mbox;
4198 
4199         err = Q8_MBX_RSP_STATUS(pcfg_rsp->regcnt_status);
4200 
4201         if (err) {
4202                 device_printf(dev, "%s: failed [0x%08x]\n", __func__, err);
4203                 return(-1);
4204         }
4205 
4206         device_printf(dev, "%s: [cfg_bits, port type]"
4207                 " [0x%08x, 0x%02x] [STD_PAUSE_DIR, PAUSE_TYPE, DCBX]"
4208                 " [0x%x, 0x%x, 0x%x]\n", __func__,
4209                 pcfg_rsp->cfg_bits, pcfg_rsp->phys_port_type,
4210                 ((pcfg_rsp->cfg_bits & Q8_PORT_CFG_BITS_STDPAUSE_DIR_MASK)>>20),
4211                 ((pcfg_rsp->cfg_bits & Q8_PORT_CFG_BITS_PAUSE_CFG_MASK) >> 5),
4212                 ((pcfg_rsp->cfg_bits & Q8_PORT_CFG_BITS_DCBX_ENABLE) ? 1: 0)
4213                 );
4214 
4215         *cfg_bits = pcfg_rsp->cfg_bits;
4216 
4217         return (0);
4218 }
4219 
4220 int
4221 ql_iscsi_pdu(qla_host_t *ha, struct mbuf *mp)
4222 {
4223         struct ether_vlan_header        *eh;
4224         uint16_t                        etype;
4225         struct ip                       *ip = NULL;
4226         struct ip6_hdr                  *ip6 = NULL;
4227         struct tcphdr                   *th = NULL;
4228         uint32_t                        hdrlen;
4229         uint32_t                        offset;
4230         uint8_t                         buf[sizeof(struct ip6_hdr)];
4231 
4232         eh = mtod(mp, struct ether_vlan_header *);
4233 
4234         if (eh->evl_encap_proto == htons(ETHERTYPE_VLAN)) {
4235                 hdrlen = ETHER_HDR_LEN + ETHER_VLAN_ENCAP_LEN;
4236                 etype = ntohs(eh->evl_proto);
4237         } else {
4238                 hdrlen = ETHER_HDR_LEN;
4239                 etype = ntohs(eh->evl_encap_proto);
4240         }
4241 
4242 	if (etype == ETHERTYPE_IP) {
4243 		offset = (hdrlen + sizeof (struct ip));
4244 
4245 		if (mp->m_len >= offset) {
4246                         ip = (struct ip *)(mp->m_data + hdrlen);
4247 		} else {
4248 			m_copydata(mp, hdrlen, sizeof (struct ip), buf);
4249                         ip = (struct ip *)buf;
4250 		}
4251 
4252                 if (ip->ip_p == IPPROTO_TCP) {
4253 			hdrlen += ip->ip_hl << 2;
4254 			offset = hdrlen + 4;
4255 
4256 			if (mp->m_len >= offset) {
4257 				th = (struct tcphdr *)(mp->m_data + hdrlen);
4258 			} else {
4259                                 m_copydata(mp, hdrlen, 4, buf);
4260 				th = (struct tcphdr *)buf;
4261 			}
4262                 }
4263 
4264 	} else if (etype == ETHERTYPE_IPV6) {
4265 		offset = (hdrlen + sizeof (struct ip6_hdr));
4266 
4267 		if (mp->m_len >= offset) {
4268                         ip6 = (struct ip6_hdr *)(mp->m_data + hdrlen);
4269 		} else {
4270                         m_copydata(mp, hdrlen, sizeof (struct ip6_hdr), buf);
4271                         ip6 = (struct ip6_hdr *)buf;
4272 		}
4273 
4274                 if (ip6->ip6_nxt == IPPROTO_TCP) {
4275 			hdrlen += sizeof(struct ip6_hdr);
4276 			offset = hdrlen + 4;
4277 
4278 			if (mp->m_len >= offset) {
4279 				th = (struct tcphdr *)(mp->m_data + hdrlen);
4280 			} else {
4281 				m_copydata(mp, hdrlen, 4, buf);
4282 				th = (struct tcphdr *)buf;
4283 			}
4284                 }
4285 	}
4286 
4287         if (th != NULL) {
4288                 if ((th->th_sport == htons(3260)) ||
4289                         (th->th_dport == htons(3260)))
4290                         return 0;
4291         }
4292         return (-1);
4293 }
4294 
4295 void
4296 qla_hw_async_event(qla_host_t *ha)
4297 {
4298         switch (ha->hw.aen_mb0) {
4299         case 0x8101:
4300                 (void)qla_idc_ack(ha, ha->hw.aen_mb1, ha->hw.aen_mb2,
4301                         ha->hw.aen_mb3, ha->hw.aen_mb4);
4302 
4303                 break;
4304 
4305         default:
4306                 break;
4307         }
4308 
4309         return;
4310 }
4311 
4312 #ifdef QL_LDFLASH_FW
4313 static int
4314 ql_get_minidump_template(qla_host_t *ha)
4315 {
4316 	uint32_t			err;
4317 	device_t			dev = ha->pci_dev;
4318 	q80_config_md_templ_cmd_t	*md_templ;
4319 	q80_config_md_templ_cmd_rsp_t	*md_templ_rsp;
4320 
4321 	md_templ = (q80_config_md_templ_cmd_t *) ha->hw.mbox;
4322 	bzero(md_templ, (sizeof (q80_config_md_templ_cmd_t)));
4323 
4324 	md_templ->opcode = Q8_MBX_GET_MINIDUMP_TMPLT;
4325 	md_templ->count_version = ( sizeof(q80_config_md_templ_cmd_t) >> 2);
4326 	md_templ->count_version |= Q8_MBX_CMD_VERSION;
4327 
4328 	md_templ->buf_addr = ha->hw.dma_buf.minidump.dma_addr;
4329 	md_templ->buff_size = ha->hw.dma_buf.minidump.size;
4330 
4331 	if (qla_mbx_cmd(ha, (uint32_t *) md_templ,
4332 		(sizeof(q80_config_md_templ_cmd_t) >> 2),
4333 		 ha->hw.mbox,
4334 		(sizeof(q80_config_md_templ_cmd_rsp_t) >> 2), 0)) {
4335 		device_printf(dev, "%s: failed\n", __func__);
4336 
4337 		return (-1);
4338 	}
4339 
4340 	md_templ_rsp = (q80_config_md_templ_cmd_rsp_t *) ha->hw.mbox;
4341 
4342 	err = Q8_MBX_RSP_STATUS(md_templ_rsp->regcnt_status);
4343 
4344 	if (err) {
4345 		device_printf(dev, "%s: failed [0x%08x]\n", __func__, err);
4346 		return (-1);
4347 	}
4348 
4349 	return (0);
4350 
4351 }
4352 #endif /* #ifdef QL_LDFLASH_FW */
4353 
4354 /*
4355  * Minidump related functionality
4356  */
4357 
4358 static int ql_parse_template(qla_host_t *ha);
4359 
4360 static uint32_t ql_rdcrb(qla_host_t *ha,
4361 			ql_minidump_entry_rdcrb_t *crb_entry,
4362 			uint32_t * data_buff);
4363 
4364 static uint32_t ql_pollrd(qla_host_t *ha,
4365 			ql_minidump_entry_pollrd_t *entry,
4366 			uint32_t * data_buff);
4367 
4368 static uint32_t ql_pollrd_modify_write(qla_host_t *ha,
4369 			ql_minidump_entry_rd_modify_wr_with_poll_t *entry,
4370 			uint32_t *data_buff);
4371 
4372 static uint32_t ql_L2Cache(qla_host_t *ha,
4373 			ql_minidump_entry_cache_t *cacheEntry,
4374 			uint32_t * data_buff);
4375 
4376 static uint32_t ql_L1Cache(qla_host_t *ha,
4377 			ql_minidump_entry_cache_t *cacheEntry,
4378 			uint32_t *data_buff);
4379 
4380 static uint32_t ql_rdocm(qla_host_t *ha,
4381 			ql_minidump_entry_rdocm_t *ocmEntry,
4382 			uint32_t *data_buff);
4383 
4384 static uint32_t ql_rdmem(qla_host_t *ha,
4385 			ql_minidump_entry_rdmem_t *mem_entry,
4386 			uint32_t *data_buff);
4387 
4388 static uint32_t ql_rdrom(qla_host_t *ha,
4389 			ql_minidump_entry_rdrom_t *romEntry,
4390 			uint32_t *data_buff);
4391 
4392 static uint32_t ql_rdmux(qla_host_t *ha,
4393 			ql_minidump_entry_mux_t *muxEntry,
4394 			uint32_t *data_buff);
4395 
4396 static uint32_t ql_rdmux2(qla_host_t *ha,
4397 			ql_minidump_entry_mux2_t *muxEntry,
4398 			uint32_t *data_buff);
4399 
4400 static uint32_t ql_rdqueue(qla_host_t *ha,
4401 			ql_minidump_entry_queue_t *queueEntry,
4402 			uint32_t *data_buff);
4403 
4404 static uint32_t ql_cntrl(qla_host_t *ha,
4405 			ql_minidump_template_hdr_t *template_hdr,
4406 			ql_minidump_entry_cntrl_t *crbEntry);
4407 
4408 static uint32_t
4409 ql_minidump_size(qla_host_t *ha)
4410 {
4411 	uint32_t i, k;
4412 	uint32_t size = 0;
4413 	ql_minidump_template_hdr_t *hdr;
4414 
4415 	hdr = (ql_minidump_template_hdr_t *)ha->hw.dma_buf.minidump.dma_b;
4416 
4417 	i = 0x2;
4418 
4419 	for (k = 1; k < QL_DBG_CAP_SIZE_ARRAY_LEN; k++) {
4420 		if (i & ha->hw.mdump_capture_mask)
4421 			size += hdr->capture_size_array[k];
4422 		i = i << 1;
4423 	}
4424 	return (size);
4425 }
4426 
4427 static void
4428 ql_free_minidump_buffer(qla_host_t *ha)
4429 {
4430 	if (ha->hw.mdump_buffer != NULL) {
4431 		free(ha->hw.mdump_buffer, M_QLA83XXBUF);
4432 		ha->hw.mdump_buffer = NULL;
4433 		ha->hw.mdump_buffer_size = 0;
4434 	}
4435 	return;
4436 }
4437 
4438 static int
4439 ql_alloc_minidump_buffer(qla_host_t *ha)
4440 {
4441 	ha->hw.mdump_buffer_size = ql_minidump_size(ha);
4442 
4443 	if (!ha->hw.mdump_buffer_size)
4444 		return (-1);
4445 
4446 	ha->hw.mdump_buffer = malloc(ha->hw.mdump_buffer_size, M_QLA83XXBUF,
4447 					M_NOWAIT);
4448 
4449 	if (ha->hw.mdump_buffer == NULL)
4450 		return (-1);
4451 
4452 	return (0);
4453 }
4454 
4455 static void
4456 ql_free_minidump_template_buffer(qla_host_t *ha)
4457 {
4458 	if (ha->hw.mdump_template != NULL) {
4459 		free(ha->hw.mdump_template, M_QLA83XXBUF);
4460 		ha->hw.mdump_template = NULL;
4461 		ha->hw.mdump_template_size = 0;
4462 	}
4463 	return;
4464 }
4465 
4466 static int
4467 ql_alloc_minidump_template_buffer(qla_host_t *ha)
4468 {
4469 	ha->hw.mdump_template_size = ha->hw.dma_buf.minidump.size;
4470 
4471 	ha->hw.mdump_template = malloc(ha->hw.mdump_template_size,
4472 					M_QLA83XXBUF, M_NOWAIT);
4473 
4474 	if (ha->hw.mdump_template == NULL)
4475 		return (-1);
4476 
4477 	return (0);
4478 }
4479 
4480 static int
4481 ql_alloc_minidump_buffers(qla_host_t *ha)
4482 {
4483 	int ret;
4484 
4485 	ret = ql_alloc_minidump_template_buffer(ha);
4486 
4487 	if (ret)
4488 		return (ret);
4489 
4490 	ret = ql_alloc_minidump_buffer(ha);
4491 
4492 	if (ret)
4493 		ql_free_minidump_template_buffer(ha);
4494 
4495 	return (ret);
4496 }
4497 
4498 static uint32_t
4499 ql_validate_minidump_checksum(qla_host_t *ha)
4500 {
4501         uint64_t sum = 0;
4502 	int count;
4503 	uint32_t *template_buff;
4504 
4505 	count = ha->hw.dma_buf.minidump.size / sizeof (uint32_t);
4506 	template_buff = ha->hw.dma_buf.minidump.dma_b;
4507 
4508 	while (count-- > 0) {
4509 		sum += *template_buff++;
4510 	}
4511 
4512 	while (sum >> 32) {
4513 		sum = (sum & 0xFFFFFFFF) + (sum >> 32);
4514 	}
4515 
4516 	return (~sum);
4517 }
4518 
4519 int
4520 ql_minidump_init(qla_host_t *ha)
4521 {
4522 	int		ret = 0;
4523 	uint32_t	template_size = 0;
4524 	device_t	dev = ha->pci_dev;
4525 
4526 	/*
4527 	 * Get Minidump Template Size
4528  	 */
4529 	ret = qla_get_minidump_tmplt_size(ha, &template_size);
4530 
4531 	if (ret || (template_size == 0)) {
4532 		device_printf(dev, "%s: failed [%d, %d]\n", __func__, ret,
4533 			template_size);
4534 		return (-1);
4535 	}
4536 
4537 	/*
4538 	 * Allocate Memory for Minidump Template
4539 	 */
4540 
4541 	ha->hw.dma_buf.minidump.alignment = 8;
4542 	ha->hw.dma_buf.minidump.size = template_size;
4543 
4544 #ifdef QL_LDFLASH_FW
4545 	if (ql_alloc_dmabuf(ha, &ha->hw.dma_buf.minidump)) {
4546 		device_printf(dev, "%s: minidump dma alloc failed\n", __func__);
4547 
4548 		return (-1);
4549 	}
4550 	ha->hw.dma_buf.flags.minidump = 1;
4551 
4552 	/*
4553 	 * Retrieve Minidump Template
4554 	 */
4555 	ret = ql_get_minidump_template(ha);
4556 #else
4557 	ha->hw.dma_buf.minidump.dma_b = ql83xx_minidump;
4558 
4559 #endif /* #ifdef QL_LDFLASH_FW */
4560 
4561 	if (ret == 0) {
4562 		ret = ql_validate_minidump_checksum(ha);
4563 
4564 		if (ret == 0) {
4565 			ret = ql_alloc_minidump_buffers(ha);
4566 
4567 			if (ret == 0)
4568 		ha->hw.mdump_init = 1;
4569 			else
4570 				device_printf(dev,
4571 					"%s: ql_alloc_minidump_buffers"
4572 					" failed\n", __func__);
4573 		} else {
4574 			device_printf(dev, "%s: ql_validate_minidump_checksum"
4575 				" failed\n", __func__);
4576 		}
4577 	} else {
4578 		device_printf(dev, "%s: ql_get_minidump_template failed\n",
4579 			 __func__);
4580 	}
4581 
4582 	if (ret)
4583 		ql_minidump_free(ha);
4584 
4585 	return (ret);
4586 }
4587 
4588 static void
4589 ql_minidump_free(qla_host_t *ha)
4590 {
4591 	ha->hw.mdump_init = 0;
4592 	if (ha->hw.dma_buf.flags.minidump) {
4593 		ha->hw.dma_buf.flags.minidump = 0;
4594 		ql_free_dmabuf(ha, &ha->hw.dma_buf.minidump);
4595 	}
4596 
4597 	ql_free_minidump_template_buffer(ha);
4598 	ql_free_minidump_buffer(ha);
4599 
4600 	return;
4601 }
4602 
4603 void
4604 ql_minidump(qla_host_t *ha)
4605 {
4606 	if (!ha->hw.mdump_init)
4607 		return;
4608 
4609 	if (ha->hw.mdump_done)
4610 		return;
4611 	ha->hw.mdump_usec_ts = qla_get_usec_timestamp();
4612 	ha->hw.mdump_start_seq_index = ql_stop_sequence(ha);
4613 
4614 	bzero(ha->hw.mdump_buffer, ha->hw.mdump_buffer_size);
4615 	bzero(ha->hw.mdump_template, ha->hw.mdump_template_size);
4616 
4617 	bcopy(ha->hw.dma_buf.minidump.dma_b, ha->hw.mdump_template,
4618 		ha->hw.mdump_template_size);
4619 
4620 	ql_parse_template(ha);
4621 
4622 	ql_start_sequence(ha, ha->hw.mdump_start_seq_index);
4623 
4624 	ha->hw.mdump_done = 1;
4625 
4626 	return;
4627 }
4628 
4629 /*
4630  * helper routines
4631  */
4632 static void
4633 ql_entry_err_chk(ql_minidump_entry_t *entry, uint32_t esize)
4634 {
4635 	if (esize != entry->hdr.entry_capture_size) {
4636 		entry->hdr.entry_capture_size = esize;
4637 		entry->hdr.driver_flags |= QL_DBG_SIZE_ERR_FLAG;
4638 	}
4639 	return;
4640 }
4641 
4642 static int
4643 ql_parse_template(qla_host_t *ha)
4644 {
4645 	uint32_t num_of_entries, buff_level, e_cnt, esize;
4646 	uint32_t rv = 0;
4647 	char *dump_buff, *dbuff;
4648 	int sane_start = 0, sane_end = 0;
4649 	ql_minidump_template_hdr_t *template_hdr;
4650 	ql_minidump_entry_t *entry;
4651 	uint32_t capture_mask;
4652 	uint32_t dump_size;
4653 
4654 	/* Setup parameters */
4655 	template_hdr = (ql_minidump_template_hdr_t *)ha->hw.mdump_template;
4656 
4657 	if (template_hdr->entry_type == TLHDR)
4658 		sane_start = 1;
4659 
4660 	dump_buff = (char *) ha->hw.mdump_buffer;
4661 
4662 	num_of_entries = template_hdr->num_of_entries;
4663 
4664 	entry = (ql_minidump_entry_t *) ((char *)template_hdr
4665 			+ template_hdr->first_entry_offset );
4666 
4667 	template_hdr->saved_state_array[QL_OCM0_ADDR_INDX] =
4668 		template_hdr->ocm_window_array[ha->pci_func];
4669 	template_hdr->saved_state_array[QL_PCIE_FUNC_INDX] = ha->pci_func;
4670 
4671 	capture_mask = ha->hw.mdump_capture_mask;
4672 	dump_size = ha->hw.mdump_buffer_size;
4673 
4674 	template_hdr->driver_capture_mask = capture_mask;
4675 
4676 	QL_DPRINT80(ha, (ha->pci_dev,
4677 		"%s: sane_start = %d num_of_entries = %d "
4678 		"capture_mask = 0x%x dump_size = %d \n",
4679 		__func__, sane_start, num_of_entries, capture_mask, dump_size));
4680 
4681 	for (buff_level = 0, e_cnt = 0; e_cnt < num_of_entries; e_cnt++) {
4682 		/*
4683 		 * If the capture_mask of the entry does not match capture mask
4684 		 * skip the entry after marking the driver_flags indicator.
4685 		 */
4686 
4687 		if (!(entry->hdr.entry_capture_mask & capture_mask)) {
4688 			entry->hdr.driver_flags |= QL_DBG_SKIPPED_FLAG;
4689 			entry = (ql_minidump_entry_t *) ((char *) entry
4690 					+ entry->hdr.entry_size);
4691 			continue;
4692 		}
4693 
4694 		/*
4695 		 * This is ONLY needed in implementations where
4696 		 * the capture buffer allocated is too small to capture
4697 		 * all of the required entries for a given capture mask.
4698 		 * We need to empty the buffer contents to a file
4699 		 * if possible, before processing the next entry
4700 		 * If the buff_full_flag is set, no further capture will happen
4701 		 * and all remaining non-control entries will be skipped.
4702 		 */
4703 		if (entry->hdr.entry_capture_size != 0) {
4704 			if ((buff_level + entry->hdr.entry_capture_size) >
4705 				dump_size) {
4706 				/*  Try to recover by emptying buffer to file */
4707 				entry->hdr.driver_flags |= QL_DBG_SKIPPED_FLAG;
4708 				entry = (ql_minidump_entry_t *) ((char *) entry
4709 						+ entry->hdr.entry_size);
4710 				continue;
4711 			}
4712 		}
4713 
4714 		/*
4715 		 * Decode the entry type and process it accordingly
4716 		 */
4717 
4718 		switch (entry->hdr.entry_type) {
4719 		case RDNOP:
4720 			break;
4721 
4722 		case RDEND:
4723 			sane_end++;
4724 			break;
4725 
4726 		case RDCRB:
4727 			dbuff = dump_buff + buff_level;
4728 			esize = ql_rdcrb(ha, (void *)entry, (void *)dbuff);
4729 			ql_entry_err_chk(entry, esize);
4730 			buff_level += esize;
4731 			break;
4732 
4733                 case POLLRD:
4734                         dbuff = dump_buff + buff_level;
4735                         esize = ql_pollrd(ha, (void *)entry, (void *)dbuff);
4736                         ql_entry_err_chk(entry, esize);
4737                         buff_level += esize;
4738                         break;
4739 
4740                 case POLLRDMWR:
4741                         dbuff = dump_buff + buff_level;
4742                         esize = ql_pollrd_modify_write(ha, (void *)entry,
4743 					(void *)dbuff);
4744                         ql_entry_err_chk(entry, esize);
4745                         buff_level += esize;
4746                         break;
4747 
4748 		case L2ITG:
4749 		case L2DTG:
4750 		case L2DAT:
4751 		case L2INS:
4752 			dbuff = dump_buff + buff_level;
4753 			esize = ql_L2Cache(ha, (void *)entry, (void *)dbuff);
4754 			if (esize == -1) {
4755 				entry->hdr.driver_flags |= QL_DBG_SKIPPED_FLAG;
4756 			} else {
4757 				ql_entry_err_chk(entry, esize);
4758 				buff_level += esize;
4759 			}
4760 			break;
4761 
4762 		case L1DAT:
4763 		case L1INS:
4764 			dbuff = dump_buff + buff_level;
4765 			esize = ql_L1Cache(ha, (void *)entry, (void *)dbuff);
4766 			ql_entry_err_chk(entry, esize);
4767 			buff_level += esize;
4768 			break;
4769 
4770 		case RDOCM:
4771 			dbuff = dump_buff + buff_level;
4772 			esize = ql_rdocm(ha, (void *)entry, (void *)dbuff);
4773 			ql_entry_err_chk(entry, esize);
4774 			buff_level += esize;
4775 			break;
4776 
4777 		case RDMEM:
4778 			dbuff = dump_buff + buff_level;
4779 			esize = ql_rdmem(ha, (void *)entry, (void *)dbuff);
4780 			ql_entry_err_chk(entry, esize);
4781 			buff_level += esize;
4782 			break;
4783 
4784 		case BOARD:
4785 		case RDROM:
4786 			dbuff = dump_buff + buff_level;
4787 			esize = ql_rdrom(ha, (void *)entry, (void *)dbuff);
4788 			ql_entry_err_chk(entry, esize);
4789 			buff_level += esize;
4790 			break;
4791 
4792 		case RDMUX:
4793 			dbuff = dump_buff + buff_level;
4794 			esize = ql_rdmux(ha, (void *)entry, (void *)dbuff);
4795 			ql_entry_err_chk(entry, esize);
4796 			buff_level += esize;
4797 			break;
4798 
4799                 case RDMUX2:
4800                         dbuff = dump_buff + buff_level;
4801                         esize = ql_rdmux2(ha, (void *)entry, (void *)dbuff);
4802                         ql_entry_err_chk(entry, esize);
4803                         buff_level += esize;
4804                         break;
4805 
4806 		case QUEUE:
4807 			dbuff = dump_buff + buff_level;
4808 			esize = ql_rdqueue(ha, (void *)entry, (void *)dbuff);
4809 			ql_entry_err_chk(entry, esize);
4810 			buff_level += esize;
4811 			break;
4812 
4813 		case CNTRL:
4814 			if ((rv = ql_cntrl(ha, template_hdr, (void *)entry))) {
4815 				entry->hdr.driver_flags |= QL_DBG_SKIPPED_FLAG;
4816 			}
4817 			break;
4818 		default:
4819 			entry->hdr.driver_flags |= QL_DBG_SKIPPED_FLAG;
4820 			break;
4821 		}
4822 		/*  next entry in the template */
4823 		entry = (ql_minidump_entry_t *) ((char *) entry
4824 						+ entry->hdr.entry_size);
4825 	}
4826 
4827 	if (!sane_start || (sane_end > 1)) {
4828 		device_printf(ha->pci_dev,
4829 			"\n%s: Template configuration error. Check Template\n",
4830 			__func__);
4831 	}
4832 
4833 	QL_DPRINT80(ha, (ha->pci_dev, "%s: Minidump num of entries = %d\n",
4834 		__func__, template_hdr->num_of_entries));
4835 
4836 	return 0;
4837 }
4838 
4839 /*
4840  * Read CRB operation.
4841  */
4842 static uint32_t
4843 ql_rdcrb(qla_host_t *ha, ql_minidump_entry_rdcrb_t * crb_entry,
4844 	uint32_t * data_buff)
4845 {
4846 	int loop_cnt;
4847 	int ret;
4848 	uint32_t op_count, addr, stride, value = 0;
4849 
4850 	addr = crb_entry->addr;
4851 	op_count = crb_entry->op_count;
4852 	stride = crb_entry->addr_stride;
4853 
4854 	for (loop_cnt = 0; loop_cnt < op_count; loop_cnt++) {
4855 		ret = ql_rdwr_indreg32(ha, addr, &value, 1);
4856 
4857 		if (ret)
4858 			return (0);
4859 
4860 		*data_buff++ = addr;
4861 		*data_buff++ = value;
4862 		addr = addr + stride;
4863 	}
4864 
4865 	/*
4866 	 * for testing purpose we return amount of data written
4867 	 */
4868 	return (op_count * (2 * sizeof(uint32_t)));
4869 }
4870 
4871 /*
4872  * Handle L2 Cache.
4873  */
4874 
4875 static uint32_t
4876 ql_L2Cache(qla_host_t *ha, ql_minidump_entry_cache_t *cacheEntry,
4877 	uint32_t * data_buff)
4878 {
4879 	int i, k;
4880 	int loop_cnt;
4881 	int ret;
4882 
4883 	uint32_t read_value;
4884 	uint32_t addr, read_addr, cntrl_addr, tag_reg_addr, cntl_value_w;
4885 	uint32_t tag_value, read_cnt;
4886 	volatile uint8_t cntl_value_r;
4887 	long timeout;
4888 	uint32_t data;
4889 
4890 	loop_cnt = cacheEntry->op_count;
4891 
4892 	read_addr = cacheEntry->read_addr;
4893 	cntrl_addr = cacheEntry->control_addr;
4894 	cntl_value_w = (uint32_t) cacheEntry->write_value;
4895 
4896 	tag_reg_addr = cacheEntry->tag_reg_addr;
4897 
4898 	tag_value = cacheEntry->init_tag_value;
4899 	read_cnt = cacheEntry->read_addr_cnt;
4900 
4901 	for (i = 0; i < loop_cnt; i++) {
4902 		ret = ql_rdwr_indreg32(ha, tag_reg_addr, &tag_value, 0);
4903 		if (ret)
4904 			return (0);
4905 
4906 		if (cacheEntry->write_value != 0) {
4907 
4908 			ret = ql_rdwr_indreg32(ha, cntrl_addr,
4909 					&cntl_value_w, 0);
4910 			if (ret)
4911 				return (0);
4912 		}
4913 
4914 		if (cacheEntry->poll_mask != 0) {
4915 
4916 			timeout = cacheEntry->poll_wait;
4917 
4918 			ret = ql_rdwr_indreg32(ha, cntrl_addr, &data, 1);
4919 			if (ret)
4920 				return (0);
4921 
4922 			cntl_value_r = (uint8_t)data;
4923 
4924 			while ((cntl_value_r & cacheEntry->poll_mask) != 0) {
4925 				if (timeout) {
4926 					qla_mdelay(__func__, 1);
4927 					timeout--;
4928 				} else
4929 					break;
4930 
4931 				ret = ql_rdwr_indreg32(ha, cntrl_addr,
4932 						&data, 1);
4933 				if (ret)
4934 					return (0);
4935 
4936 				cntl_value_r = (uint8_t)data;
4937 			}
4938 			if (!timeout) {
4939 				/* Report timeout error.
4940 				 * core dump capture failed
4941 				 * Skip remaining entries.
4942 				 * Write buffer out to file
4943 				 * Use driver specific fields in template header
4944 				 * to report this error.
4945 				 */
4946 				return (-1);
4947 			}
4948 		}
4949 
4950 		addr = read_addr;
4951 		for (k = 0; k < read_cnt; k++) {
4952 			ret = ql_rdwr_indreg32(ha, addr, &read_value, 1);
4953 			if (ret)
4954 				return (0);
4955 
4956 			*data_buff++ = read_value;
4957 			addr += cacheEntry->read_addr_stride;
4958 		}
4959 
4960 		tag_value += cacheEntry->tag_value_stride;
4961 	}
4962 
4963 	return (read_cnt * loop_cnt * sizeof(uint32_t));
4964 }
4965 
4966 /*
4967  * Handle L1 Cache.
4968  */
4969 
4970 static uint32_t
4971 ql_L1Cache(qla_host_t *ha,
4972 	ql_minidump_entry_cache_t *cacheEntry,
4973 	uint32_t *data_buff)
4974 {
4975 	int ret;
4976 	int i, k;
4977 	int loop_cnt;
4978 
4979 	uint32_t read_value;
4980 	uint32_t addr, read_addr, cntrl_addr, tag_reg_addr;
4981 	uint32_t tag_value, read_cnt;
4982 	uint32_t cntl_value_w;
4983 
4984 	loop_cnt = cacheEntry->op_count;
4985 
4986 	read_addr = cacheEntry->read_addr;
4987 	cntrl_addr = cacheEntry->control_addr;
4988 	cntl_value_w = (uint32_t) cacheEntry->write_value;
4989 
4990 	tag_reg_addr = cacheEntry->tag_reg_addr;
4991 
4992 	tag_value = cacheEntry->init_tag_value;
4993 	read_cnt = cacheEntry->read_addr_cnt;
4994 
4995 	for (i = 0; i < loop_cnt; i++) {
4996 		ret = ql_rdwr_indreg32(ha, tag_reg_addr, &tag_value, 0);
4997 		if (ret)
4998 			return (0);
4999 
5000 		ret = ql_rdwr_indreg32(ha, cntrl_addr, &cntl_value_w, 0);
5001 		if (ret)
5002 			return (0);
5003 
5004 		addr = read_addr;
5005 		for (k = 0; k < read_cnt; k++) {
5006 			ret = ql_rdwr_indreg32(ha, addr, &read_value, 1);
5007 			if (ret)
5008 				return (0);
5009 
5010 			*data_buff++ = read_value;
5011 			addr += cacheEntry->read_addr_stride;
5012 		}
5013 
5014 		tag_value += cacheEntry->tag_value_stride;
5015 	}
5016 
5017 	return (read_cnt * loop_cnt * sizeof(uint32_t));
5018 }
5019 
5020 /*
5021  * Reading OCM memory
5022  */
5023 
5024 static uint32_t
5025 ql_rdocm(qla_host_t *ha,
5026 	ql_minidump_entry_rdocm_t *ocmEntry,
5027 	uint32_t *data_buff)
5028 {
5029 	int i, loop_cnt;
5030 	volatile uint32_t addr;
5031 	volatile uint32_t value;
5032 
5033 	addr = ocmEntry->read_addr;
5034 	loop_cnt = ocmEntry->op_count;
5035 
5036 	for (i = 0; i < loop_cnt; i++) {
5037 		value = READ_REG32(ha, addr);
5038 		*data_buff++ = value;
5039 		addr += ocmEntry->read_addr_stride;
5040 	}
5041 	return (loop_cnt * sizeof(value));
5042 }
5043 
5044 /*
5045  * Read memory
5046  */
5047 
5048 static uint32_t
5049 ql_rdmem(qla_host_t *ha,
5050 	ql_minidump_entry_rdmem_t *mem_entry,
5051 	uint32_t *data_buff)
5052 {
5053 	int ret;
5054         int i, loop_cnt;
5055         volatile uint32_t addr;
5056 	q80_offchip_mem_val_t val;
5057 
5058         addr = mem_entry->read_addr;
5059 
5060 	/* size in bytes / 16 */
5061         loop_cnt = mem_entry->read_data_size / (sizeof(uint32_t) * 4);
5062 
5063         for (i = 0; i < loop_cnt; i++) {
5064 		ret = ql_rdwr_offchip_mem(ha, (addr & 0x0ffffffff), &val, 1);
5065 		if (ret)
5066 			return (0);
5067 
5068                 *data_buff++ = val.data_lo;
5069                 *data_buff++ = val.data_hi;
5070                 *data_buff++ = val.data_ulo;
5071                 *data_buff++ = val.data_uhi;
5072 
5073                 addr += (sizeof(uint32_t) * 4);
5074         }
5075 
5076         return (loop_cnt * (sizeof(uint32_t) * 4));
5077 }
5078 
5079 /*
5080  * Read Rom
5081  */
5082 
5083 static uint32_t
5084 ql_rdrom(qla_host_t *ha,
5085 	ql_minidump_entry_rdrom_t *romEntry,
5086 	uint32_t *data_buff)
5087 {
5088 	int ret;
5089 	int i, loop_cnt;
5090 	uint32_t addr;
5091 	uint32_t value;
5092 
5093 	addr = romEntry->read_addr;
5094 	loop_cnt = romEntry->read_data_size; /* This is size in bytes */
5095 	loop_cnt /= sizeof(value);
5096 
5097 	for (i = 0; i < loop_cnt; i++) {
5098 		ret = ql_rd_flash32(ha, addr, &value);
5099 		if (ret)
5100 			return (0);
5101 
5102 		*data_buff++ = value;
5103 		addr += sizeof(value);
5104 	}
5105 
5106 	return (loop_cnt * sizeof(value));
5107 }
5108 
5109 /*
5110  * Read MUX data
5111  */
5112 
5113 static uint32_t
5114 ql_rdmux(qla_host_t *ha,
5115 	ql_minidump_entry_mux_t *muxEntry,
5116 	uint32_t *data_buff)
5117 {
5118 	int ret;
5119 	int loop_cnt;
5120 	uint32_t read_value, sel_value;
5121 	uint32_t read_addr, select_addr;
5122 
5123 	select_addr = muxEntry->select_addr;
5124 	sel_value = muxEntry->select_value;
5125 	read_addr = muxEntry->read_addr;
5126 
5127 	for (loop_cnt = 0; loop_cnt < muxEntry->op_count; loop_cnt++) {
5128 		ret = ql_rdwr_indreg32(ha, select_addr, &sel_value, 0);
5129 		if (ret)
5130 			return (0);
5131 
5132 		ret = ql_rdwr_indreg32(ha, read_addr, &read_value, 1);
5133 		if (ret)
5134 			return (0);
5135 
5136 		*data_buff++ = sel_value;
5137 		*data_buff++ = read_value;
5138 
5139 		sel_value += muxEntry->select_value_stride;
5140 	}
5141 
5142 	return (loop_cnt * (2 * sizeof(uint32_t)));
5143 }
5144 
5145 static uint32_t
5146 ql_rdmux2(qla_host_t *ha,
5147 	ql_minidump_entry_mux2_t *muxEntry,
5148 	uint32_t *data_buff)
5149 {
5150 	int ret;
5151         int loop_cnt;
5152 
5153         uint32_t select_addr_1, select_addr_2;
5154         uint32_t select_value_1, select_value_2;
5155         uint32_t select_value_count, select_value_mask;
5156         uint32_t read_addr, read_value;
5157 
5158         select_addr_1 = muxEntry->select_addr_1;
5159         select_addr_2 = muxEntry->select_addr_2;
5160         select_value_1 = muxEntry->select_value_1;
5161         select_value_2 = muxEntry->select_value_2;
5162         select_value_count = muxEntry->select_value_count;
5163         select_value_mask  = muxEntry->select_value_mask;
5164 
5165         read_addr = muxEntry->read_addr;
5166 
5167         for (loop_cnt = 0; loop_cnt < select_value_count; loop_cnt++) {
5168                 uint32_t temp_sel_val;
5169 
5170 		ret = ql_rdwr_indreg32(ha, select_addr_1, &select_value_1, 0);
5171 		if (ret)
5172 			return (0);
5173 
5174                 temp_sel_val = select_value_1 & select_value_mask;
5175 
5176 		ret = ql_rdwr_indreg32(ha, select_addr_2, &temp_sel_val, 0);
5177 		if (ret)
5178 			return (0);
5179 
5180 		ret = ql_rdwr_indreg32(ha, read_addr, &read_value, 1);
5181 		if (ret)
5182 			return (0);
5183 
5184                 *data_buff++ = temp_sel_val;
5185                 *data_buff++ = read_value;
5186 
5187 		ret = ql_rdwr_indreg32(ha, select_addr_1, &select_value_2, 0);
5188 		if (ret)
5189 			return (0);
5190 
5191                 temp_sel_val = select_value_2 & select_value_mask;
5192 
5193 		ret = ql_rdwr_indreg32(ha, select_addr_2, &temp_sel_val, 0);
5194 		if (ret)
5195 			return (0);
5196 
5197 		ret = ql_rdwr_indreg32(ha, read_addr, &read_value, 1);
5198 		if (ret)
5199 			return (0);
5200 
5201                 *data_buff++ = temp_sel_val;
5202                 *data_buff++ = read_value;
5203 
5204                 select_value_1 += muxEntry->select_value_stride;
5205                 select_value_2 += muxEntry->select_value_stride;
5206         }
5207 
5208         return (loop_cnt * (4 * sizeof(uint32_t)));
5209 }
5210 
5211 /*
5212  * Handling Queue State Reads.
5213  */
5214 
5215 static uint32_t
5216 ql_rdqueue(qla_host_t *ha,
5217 	ql_minidump_entry_queue_t *queueEntry,
5218 	uint32_t *data_buff)
5219 {
5220 	int ret;
5221 	int loop_cnt, k;
5222 	uint32_t read_value;
5223 	uint32_t read_addr, read_stride, select_addr;
5224 	uint32_t queue_id, read_cnt;
5225 
5226 	read_cnt = queueEntry->read_addr_cnt;
5227 	read_stride = queueEntry->read_addr_stride;
5228 	select_addr = queueEntry->select_addr;
5229 
5230 	for (loop_cnt = 0, queue_id = 0; loop_cnt < queueEntry->op_count;
5231 		loop_cnt++) {
5232 		ret = ql_rdwr_indreg32(ha, select_addr, &queue_id, 0);
5233 		if (ret)
5234 			return (0);
5235 
5236 		read_addr = queueEntry->read_addr;
5237 
5238 		for (k = 0; k < read_cnt; k++) {
5239 			ret = ql_rdwr_indreg32(ha, read_addr, &read_value, 1);
5240 			if (ret)
5241 				return (0);
5242 
5243 			*data_buff++ = read_value;
5244 			read_addr += read_stride;
5245 		}
5246 
5247 		queue_id += queueEntry->queue_id_stride;
5248 	}
5249 
5250 	return (loop_cnt * (read_cnt * sizeof(uint32_t)));
5251 }
5252 
5253 /*
5254  * Handling control entries.
5255  */
5256 
5257 static uint32_t
5258 ql_cntrl(qla_host_t *ha,
5259 	ql_minidump_template_hdr_t *template_hdr,
5260 	ql_minidump_entry_cntrl_t *crbEntry)
5261 {
5262 	int ret;
5263 	int count;
5264 	uint32_t opcode, read_value, addr, entry_addr;
5265 	long timeout;
5266 
5267 	entry_addr = crbEntry->addr;
5268 
5269 	for (count = 0; count < crbEntry->op_count; count++) {
5270 		opcode = crbEntry->opcode;
5271 
5272 		if (opcode & QL_DBG_OPCODE_WR) {
5273                 	ret = ql_rdwr_indreg32(ha, entry_addr,
5274 					&crbEntry->value_1, 0);
5275 			if (ret)
5276 				return (0);
5277 
5278 			opcode &= ~QL_DBG_OPCODE_WR;
5279 		}
5280 
5281 		if (opcode & QL_DBG_OPCODE_RW) {
5282                 	ret = ql_rdwr_indreg32(ha, entry_addr, &read_value, 1);
5283 			if (ret)
5284 				return (0);
5285 
5286                 	ret = ql_rdwr_indreg32(ha, entry_addr, &read_value, 0);
5287 			if (ret)
5288 				return (0);
5289 
5290 			opcode &= ~QL_DBG_OPCODE_RW;
5291 		}
5292 
5293 		if (opcode & QL_DBG_OPCODE_AND) {
5294                 	ret = ql_rdwr_indreg32(ha, entry_addr, &read_value, 1);
5295 			if (ret)
5296 				return (0);
5297 
5298 			read_value &= crbEntry->value_2;
5299 			opcode &= ~QL_DBG_OPCODE_AND;
5300 
5301 			if (opcode & QL_DBG_OPCODE_OR) {
5302 				read_value |= crbEntry->value_3;
5303 				opcode &= ~QL_DBG_OPCODE_OR;
5304 			}
5305 
5306                 	ret = ql_rdwr_indreg32(ha, entry_addr, &read_value, 0);
5307 			if (ret)
5308 				return (0);
5309 		}
5310 
5311 		if (opcode & QL_DBG_OPCODE_OR) {
5312                 	ret = ql_rdwr_indreg32(ha, entry_addr, &read_value, 1);
5313 			if (ret)
5314 				return (0);
5315 
5316 			read_value |= crbEntry->value_3;
5317 
5318                 	ret = ql_rdwr_indreg32(ha, entry_addr, &read_value, 0);
5319 			if (ret)
5320 				return (0);
5321 
5322 			opcode &= ~QL_DBG_OPCODE_OR;
5323 		}
5324 
5325 		if (opcode & QL_DBG_OPCODE_POLL) {
5326 			opcode &= ~QL_DBG_OPCODE_POLL;
5327 			timeout = crbEntry->poll_timeout;
5328 			addr = entry_addr;
5329 
5330                 	ret = ql_rdwr_indreg32(ha, addr, &read_value, 1);
5331 			if (ret)
5332 				return (0);
5333 
5334 			while ((read_value & crbEntry->value_2)
5335 				!= crbEntry->value_1) {
5336 				if (timeout) {
5337 					qla_mdelay(__func__, 1);
5338 					timeout--;
5339 				} else
5340 					break;
5341 
5342                 		ret = ql_rdwr_indreg32(ha, addr,
5343 						&read_value, 1);
5344 				if (ret)
5345 					return (0);
5346 			}
5347 
5348 			if (!timeout) {
5349 				/*
5350 				 * Report timeout error.
5351 				 * core dump capture failed
5352 				 * Skip remaining entries.
5353 				 * Write buffer out to file
5354 				 * Use driver specific fields in template header
5355 				 * to report this error.
5356 				 */
5357 				return (-1);
5358 			}
5359 		}
5360 
5361 		if (opcode & QL_DBG_OPCODE_RDSTATE) {
5362 			/*
5363 			 * decide which address to use.
5364 			 */
5365 			if (crbEntry->state_index_a) {
5366 				addr = template_hdr->saved_state_array[
5367 						crbEntry-> state_index_a];
5368 			} else {
5369 				addr = entry_addr;
5370 			}
5371 
5372                 	ret = ql_rdwr_indreg32(ha, addr, &read_value, 1);
5373 			if (ret)
5374 				return (0);
5375 
5376 			template_hdr->saved_state_array[crbEntry->state_index_v]
5377 					= read_value;
5378 			opcode &= ~QL_DBG_OPCODE_RDSTATE;
5379 		}
5380 
5381 		if (opcode & QL_DBG_OPCODE_WRSTATE) {
5382 			/*
5383 			 * decide which value to use.
5384 			 */
5385 			if (crbEntry->state_index_v) {
5386 				read_value = template_hdr->saved_state_array[
5387 						crbEntry->state_index_v];
5388 			} else {
5389 				read_value = crbEntry->value_1;
5390 			}
5391 			/*
5392 			 * decide which address to use.
5393 			 */
5394 			if (crbEntry->state_index_a) {
5395 				addr = template_hdr->saved_state_array[
5396 						crbEntry-> state_index_a];
5397 			} else {
5398 				addr = entry_addr;
5399 			}
5400 
5401                 	ret = ql_rdwr_indreg32(ha, addr, &read_value, 0);
5402 			if (ret)
5403 				return (0);
5404 
5405 			opcode &= ~QL_DBG_OPCODE_WRSTATE;
5406 		}
5407 
5408 		if (opcode & QL_DBG_OPCODE_MDSTATE) {
5409 			/*  Read value from saved state using index */
5410 			read_value = template_hdr->saved_state_array[
5411 						crbEntry->state_index_v];
5412 
5413 			read_value <<= crbEntry->shl; /*Shift left operation */
5414 			read_value >>= crbEntry->shr; /*Shift right operation */
5415 
5416 			if (crbEntry->value_2) {
5417 				/* check if AND mask is provided */
5418 				read_value &= crbEntry->value_2;
5419 			}
5420 
5421 			read_value |= crbEntry->value_3; /* OR operation */
5422 			read_value += crbEntry->value_1; /* increment op */
5423 
5424 			/* Write value back to state area. */
5425 
5426 			template_hdr->saved_state_array[crbEntry->state_index_v]
5427 					= read_value;
5428 			opcode &= ~QL_DBG_OPCODE_MDSTATE;
5429 		}
5430 
5431 		entry_addr += crbEntry->addr_stride;
5432 	}
5433 
5434 	return (0);
5435 }
5436 
5437 /*
5438  * Handling rd poll entry.
5439  */
5440 
5441 static uint32_t
5442 ql_pollrd(qla_host_t *ha, ql_minidump_entry_pollrd_t *entry,
5443 	uint32_t *data_buff)
5444 {
5445         int ret;
5446         int loop_cnt;
5447         uint32_t op_count, select_addr, select_value_stride, select_value;
5448         uint32_t read_addr, poll, mask, data;
5449         uint32_t wait_count = 0;
5450 
5451         select_addr            = entry->select_addr;
5452         read_addr              = entry->read_addr;
5453         select_value           = entry->select_value;
5454         select_value_stride    = entry->select_value_stride;
5455         op_count               = entry->op_count;
5456         poll                   = entry->poll;
5457         mask                   = entry->mask;
5458 
5459         for (loop_cnt = 0; loop_cnt < op_count; loop_cnt++) {
5460                 ret = ql_rdwr_indreg32(ha, select_addr, &select_value, 0);
5461 		if (ret)
5462 			return (0);
5463 
5464                 wait_count = 0;
5465 
5466                 while (wait_count < poll) {
5467                         uint32_t temp;
5468 
5469 			ret = ql_rdwr_indreg32(ha, select_addr, &temp, 1);
5470 			if (ret)
5471 				return (0);
5472 
5473                         if ( (temp & mask) != 0 ) {
5474                                 break;
5475                         }
5476                         wait_count++;
5477                 }
5478 
5479                 if (wait_count == poll) {
5480                         device_printf(ha->pci_dev,
5481 				"%s: Error in processing entry\n", __func__);
5482                         device_printf(ha->pci_dev,
5483 				"%s: wait_count <0x%x> poll <0x%x>\n",
5484 				__func__, wait_count, poll);
5485                         return 0;
5486                 }
5487 
5488 		ret = ql_rdwr_indreg32(ha, read_addr, &data, 1);
5489 		if (ret)
5490 			return (0);
5491 
5492                 *data_buff++ = select_value;
5493                 *data_buff++ = data;
5494                 select_value = select_value + select_value_stride;
5495         }
5496 
5497         /*
5498          * for testing purpose we return amount of data written
5499          */
5500         return (loop_cnt * (2 * sizeof(uint32_t)));
5501 }
5502 
5503 /*
5504  * Handling rd modify write poll entry.
5505  */
5506 
5507 static uint32_t
5508 ql_pollrd_modify_write(qla_host_t *ha,
5509 	ql_minidump_entry_rd_modify_wr_with_poll_t *entry,
5510 	uint32_t *data_buff)
5511 {
5512 	int ret;
5513         uint32_t addr_1, addr_2, value_1, value_2, data;
5514         uint32_t poll, mask, modify_mask;
5515         uint32_t wait_count = 0;
5516 
5517         addr_1		= entry->addr_1;
5518         addr_2		= entry->addr_2;
5519         value_1		= entry->value_1;
5520         value_2		= entry->value_2;
5521 
5522         poll		= entry->poll;
5523         mask		= entry->mask;
5524         modify_mask	= entry->modify_mask;
5525 
5526 	ret = ql_rdwr_indreg32(ha, addr_1, &value_1, 0);
5527 	if (ret)
5528 		return (0);
5529 
5530         wait_count = 0;
5531         while (wait_count < poll) {
5532 		uint32_t temp;
5533 
5534 		ret = ql_rdwr_indreg32(ha, addr_1, &temp, 1);
5535 		if (ret)
5536 			return (0);
5537 
5538                 if ( (temp & mask) != 0 ) {
5539                         break;
5540                 }
5541                 wait_count++;
5542         }
5543 
5544         if (wait_count == poll) {
5545                 device_printf(ha->pci_dev, "%s Error in processing entry\n",
5546 			__func__);
5547         } else {
5548 		ret = ql_rdwr_indreg32(ha, addr_2, &data, 1);
5549 		if (ret)
5550 			return (0);
5551 
5552                 data = (data & modify_mask);
5553 
5554 		ret = ql_rdwr_indreg32(ha, addr_2, &data, 0);
5555 		if (ret)
5556 			return (0);
5557 
5558 		ret = ql_rdwr_indreg32(ha, addr_1, &value_2, 0);
5559 		if (ret)
5560 			return (0);
5561 
5562                 /* Poll again */
5563                 wait_count = 0;
5564                 while (wait_count < poll) {
5565                         uint32_t temp;
5566 
5567 			ret = ql_rdwr_indreg32(ha, addr_1, &temp, 1);
5568 			if (ret)
5569 				return (0);
5570 
5571                         if ( (temp & mask) != 0 ) {
5572                                 break;
5573                         }
5574                         wait_count++;
5575                 }
5576                 *data_buff++ = addr_2;
5577                 *data_buff++ = data;
5578         }
5579 
5580         /*
5581          * for testing purpose we return amount of data written
5582          */
5583         return (2 * sizeof(uint32_t));
5584 }
5585