xref: /freebsd/sys/dev/qlxgbe/ql_hw.c (revision e0c4386e7e71d93b0edc0c8fa156263fc4a8b0b6)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
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 #include "ql_os.h"
38 #include "ql_hw.h"
39 #include "ql_def.h"
40 #include "ql_inline.h"
41 #include "ql_ver.h"
42 #include "ql_glbl.h"
43 #include "ql_dbg.h"
44 #include "ql_minidump.h"
45 
46 /*
47  * Static Functions
48  */
49 
50 static void qla_del_rcv_cntxt(qla_host_t *ha);
51 static int qla_init_rcv_cntxt(qla_host_t *ha);
52 static int qla_del_xmt_cntxt(qla_host_t *ha);
53 static int qla_init_xmt_cntxt(qla_host_t *ha);
54 static int qla_mbx_cmd(qla_host_t *ha, uint32_t *h_mbox, uint32_t n_hmbox,
55 	uint32_t *fw_mbox, uint32_t n_fwmbox, uint32_t no_pause);
56 static int qla_config_intr_cntxt(qla_host_t *ha, uint32_t start_idx,
57 	uint32_t num_intrs, uint32_t create);
58 static int qla_config_rss(qla_host_t *ha, uint16_t cntxt_id);
59 static int qla_config_intr_coalesce(qla_host_t *ha, uint16_t cntxt_id,
60 	int tenable, int rcv);
61 static int qla_set_mac_rcv_mode(qla_host_t *ha, uint32_t mode);
62 static int qla_link_event_req(qla_host_t *ha, uint16_t cntxt_id);
63 
64 static int qla_tx_tso(qla_host_t *ha, struct mbuf *mp, q80_tx_cmd_t *tx_cmd,
65 		uint8_t *hdr);
66 static int qla_hw_add_all_mcast(qla_host_t *ha);
67 static int qla_add_rcv_rings(qla_host_t *ha, uint32_t sds_idx, uint32_t nsds);
68 
69 static int qla_init_nic_func(qla_host_t *ha);
70 static int qla_stop_nic_func(qla_host_t *ha);
71 static int qla_query_fw_dcbx_caps(qla_host_t *ha);
72 static int qla_set_port_config(qla_host_t *ha, uint32_t cfg_bits);
73 static int qla_get_port_config(qla_host_t *ha, uint32_t *cfg_bits);
74 static int qla_set_cam_search_mode(qla_host_t *ha, uint32_t search_mode);
75 static int qla_get_cam_search_mode(qla_host_t *ha);
76 
77 static void ql_minidump_free(qla_host_t *ha);
78 
79 #ifdef QL_DBG
80 
81 static void
82 qla_stop_pegs(qla_host_t *ha)
83 {
84         uint32_t val = 1;
85 
86         ql_rdwr_indreg32(ha, Q8_CRB_PEG_0, &val, 0);
87         ql_rdwr_indreg32(ha, Q8_CRB_PEG_1, &val, 0);
88         ql_rdwr_indreg32(ha, Q8_CRB_PEG_2, &val, 0);
89         ql_rdwr_indreg32(ha, Q8_CRB_PEG_3, &val, 0);
90         ql_rdwr_indreg32(ha, Q8_CRB_PEG_4, &val, 0);
91         device_printf(ha->pci_dev, "%s PEGS HALTED!!!!!\n", __func__);
92 }
93 
94 static int
95 qla_sysctl_stop_pegs(SYSCTL_HANDLER_ARGS)
96 {
97 	int err, ret = 0;
98 	qla_host_t *ha;
99 
100 	err = sysctl_handle_int(oidp, &ret, 0, req);
101 
102 	if (err || !req->newptr)
103 		return (err);
104 
105 	if (ret == 1) {
106 		ha = (qla_host_t *)arg1;
107 		if (QLA_LOCK(ha, __func__, QLA_LOCK_DEFAULT_MS_TIMEOUT, 0) == 0) {
108 			qla_stop_pegs(ha);
109 			QLA_UNLOCK(ha, __func__);
110 		}
111 	}
112 
113 	return err;
114 }
115 #endif /* #ifdef QL_DBG */
116 
117 static int
118 qla_validate_set_port_cfg_bit(uint32_t bits)
119 {
120         if ((bits & 0xF) > 1)
121                 return (-1);
122 
123         if (((bits >> 4) & 0xF) > 2)
124                 return (-1);
125 
126         if (((bits >> 8) & 0xF) > 2)
127                 return (-1);
128 
129         return (0);
130 }
131 
132 static int
133 qla_sysctl_port_cfg(SYSCTL_HANDLER_ARGS)
134 {
135         int err, ret = 0;
136         qla_host_t *ha;
137         uint32_t cfg_bits;
138 
139         err = sysctl_handle_int(oidp, &ret, 0, req);
140 
141         if (err || !req->newptr)
142                 return (err);
143 
144 	ha = (qla_host_t *)arg1;
145 
146         if ((qla_validate_set_port_cfg_bit((uint32_t)ret) == 0)) {
147                 err = qla_get_port_config(ha, &cfg_bits);
148 
149                 if (err)
150                         goto qla_sysctl_set_port_cfg_exit;
151 
152                 if (ret & 0x1) {
153                         cfg_bits |= Q8_PORT_CFG_BITS_DCBX_ENABLE;
154                 } else {
155                         cfg_bits &= ~Q8_PORT_CFG_BITS_DCBX_ENABLE;
156                 }
157 
158                 ret = ret >> 4;
159                 cfg_bits &= ~Q8_PORT_CFG_BITS_PAUSE_CFG_MASK;
160 
161                 if ((ret & 0xF) == 0) {
162                         cfg_bits |= Q8_PORT_CFG_BITS_PAUSE_DISABLED;
163                 } else if ((ret & 0xF) == 1){
164                         cfg_bits |= Q8_PORT_CFG_BITS_PAUSE_STD;
165                 } else {
166                         cfg_bits |= Q8_PORT_CFG_BITS_PAUSE_PPM;
167                 }
168 
169                 ret = ret >> 4;
170                 cfg_bits &= ~Q8_PORT_CFG_BITS_STDPAUSE_DIR_MASK;
171 
172                 if (ret == 0) {
173                         cfg_bits |= Q8_PORT_CFG_BITS_STDPAUSE_XMT_RCV;
174                 } else if (ret == 1){
175                         cfg_bits |= Q8_PORT_CFG_BITS_STDPAUSE_XMT;
176                 } else {
177                         cfg_bits |= Q8_PORT_CFG_BITS_STDPAUSE_RCV;
178                 }
179 
180 		if (QLA_LOCK(ha, __func__, QLA_LOCK_DEFAULT_MS_TIMEOUT, 0) == 0) {
181                 	err = qla_set_port_config(ha, cfg_bits);
182 			QLA_UNLOCK(ha, __func__);
183 		} else {
184 			device_printf(ha->pci_dev, "%s: failed\n", __func__);
185 		}
186         } else {
187 		if (QLA_LOCK(ha, __func__, QLA_LOCK_DEFAULT_MS_TIMEOUT, 0) == 0) {
188                 	err = qla_get_port_config(ha, &cfg_bits);
189 			QLA_UNLOCK(ha, __func__);
190 		} else {
191 			device_printf(ha->pci_dev, "%s: failed\n", __func__);
192 		}
193         }
194 
195 qla_sysctl_set_port_cfg_exit:
196         return err;
197 }
198 
199 static int
200 qla_sysctl_set_cam_search_mode(SYSCTL_HANDLER_ARGS)
201 {
202 	int err, ret = 0;
203 	qla_host_t *ha;
204 
205 	err = sysctl_handle_int(oidp, &ret, 0, req);
206 
207 	if (err || !req->newptr)
208 		return (err);
209 
210 	ha = (qla_host_t *)arg1;
211 
212 	if ((ret == Q8_HW_CONFIG_CAM_SEARCH_MODE_INTERNAL) ||
213 		(ret == Q8_HW_CONFIG_CAM_SEARCH_MODE_AUTO)) {
214 		if (QLA_LOCK(ha, __func__, QLA_LOCK_DEFAULT_MS_TIMEOUT, 0) == 0) {
215 			err = qla_set_cam_search_mode(ha, (uint32_t)ret);
216 			QLA_UNLOCK(ha, __func__);
217 		} else {
218 			device_printf(ha->pci_dev, "%s: failed\n", __func__);
219 		}
220 
221 	} else {
222 		device_printf(ha->pci_dev, "%s: ret = %d\n", __func__, ret);
223 	}
224 
225 	return (err);
226 }
227 
228 static int
229 qla_sysctl_get_cam_search_mode(SYSCTL_HANDLER_ARGS)
230 {
231 	int err, ret = 0;
232 	qla_host_t *ha;
233 
234 	err = sysctl_handle_int(oidp, &ret, 0, req);
235 
236 	if (err || !req->newptr)
237 		return (err);
238 
239 	ha = (qla_host_t *)arg1;
240 	if (QLA_LOCK(ha, __func__, QLA_LOCK_DEFAULT_MS_TIMEOUT, 0) == 0) {
241 		err = qla_get_cam_search_mode(ha);
242 		QLA_UNLOCK(ha, __func__);
243 	} else {
244 		device_printf(ha->pci_dev, "%s: failed\n", __func__);
245 	}
246 
247 	return (err);
248 }
249 
250 static void
251 qlnx_add_hw_mac_stats_sysctls(qla_host_t *ha)
252 {
253         struct sysctl_ctx_list  *ctx;
254         struct sysctl_oid_list  *children;
255         struct sysctl_oid       *ctx_oid;
256 
257         ctx = device_get_sysctl_ctx(ha->pci_dev);
258         children = SYSCTL_CHILDREN(device_get_sysctl_tree(ha->pci_dev));
259 
260         ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, "stats_hw_mac",
261 	    CTLFLAG_RD | CTLFLAG_MPSAFE, NULL, "stats_hw_mac");
262         children = SYSCTL_CHILDREN(ctx_oid);
263 
264         SYSCTL_ADD_QUAD(ctx, children,
265                 OID_AUTO, "xmt_frames",
266                 CTLFLAG_RD, &ha->hw.mac.xmt_frames,
267                 "xmt_frames");
268 
269         SYSCTL_ADD_QUAD(ctx, children,
270                 OID_AUTO, "xmt_bytes",
271                 CTLFLAG_RD, &ha->hw.mac.xmt_bytes,
272                 "xmt_frames");
273 
274         SYSCTL_ADD_QUAD(ctx, children,
275                 OID_AUTO, "xmt_mcast_pkts",
276                 CTLFLAG_RD, &ha->hw.mac.xmt_mcast_pkts,
277                 "xmt_mcast_pkts");
278 
279         SYSCTL_ADD_QUAD(ctx, children,
280                 OID_AUTO, "xmt_bcast_pkts",
281                 CTLFLAG_RD, &ha->hw.mac.xmt_bcast_pkts,
282                 "xmt_bcast_pkts");
283 
284         SYSCTL_ADD_QUAD(ctx, children,
285                 OID_AUTO, "xmt_pause_frames",
286                 CTLFLAG_RD, &ha->hw.mac.xmt_pause_frames,
287                 "xmt_pause_frames");
288 
289         SYSCTL_ADD_QUAD(ctx, children,
290                 OID_AUTO, "xmt_cntrl_pkts",
291                 CTLFLAG_RD, &ha->hw.mac.xmt_cntrl_pkts,
292                 "xmt_cntrl_pkts");
293 
294         SYSCTL_ADD_QUAD(ctx, children,
295                 OID_AUTO, "xmt_pkt_lt_64bytes",
296                 CTLFLAG_RD, &ha->hw.mac.xmt_pkt_lt_64bytes,
297                 "xmt_pkt_lt_64bytes");
298 
299         SYSCTL_ADD_QUAD(ctx, children,
300                 OID_AUTO, "xmt_pkt_lt_127bytes",
301                 CTLFLAG_RD, &ha->hw.mac.xmt_pkt_lt_127bytes,
302                 "xmt_pkt_lt_127bytes");
303 
304         SYSCTL_ADD_QUAD(ctx, children,
305                 OID_AUTO, "xmt_pkt_lt_255bytes",
306                 CTLFLAG_RD, &ha->hw.mac.xmt_pkt_lt_255bytes,
307                 "xmt_pkt_lt_255bytes");
308 
309         SYSCTL_ADD_QUAD(ctx, children,
310                 OID_AUTO, "xmt_pkt_lt_511bytes",
311                 CTLFLAG_RD, &ha->hw.mac.xmt_pkt_lt_511bytes,
312                 "xmt_pkt_lt_511bytes");
313 
314         SYSCTL_ADD_QUAD(ctx, children,
315                 OID_AUTO, "xmt_pkt_lt_1023bytes",
316                 CTLFLAG_RD, &ha->hw.mac.xmt_pkt_lt_1023bytes,
317                 "xmt_pkt_lt_1023bytes");
318 
319         SYSCTL_ADD_QUAD(ctx, children,
320                 OID_AUTO, "xmt_pkt_lt_1518bytes",
321                 CTLFLAG_RD, &ha->hw.mac.xmt_pkt_lt_1518bytes,
322                 "xmt_pkt_lt_1518bytes");
323 
324         SYSCTL_ADD_QUAD(ctx, children,
325                 OID_AUTO, "xmt_pkt_gt_1518bytes",
326                 CTLFLAG_RD, &ha->hw.mac.xmt_pkt_gt_1518bytes,
327                 "xmt_pkt_gt_1518bytes");
328 
329         SYSCTL_ADD_QUAD(ctx, children,
330                 OID_AUTO, "rcv_frames",
331                 CTLFLAG_RD, &ha->hw.mac.rcv_frames,
332                 "rcv_frames");
333 
334         SYSCTL_ADD_QUAD(ctx, children,
335                 OID_AUTO, "rcv_bytes",
336                 CTLFLAG_RD, &ha->hw.mac.rcv_bytes,
337                 "rcv_bytes");
338 
339         SYSCTL_ADD_QUAD(ctx, children,
340                 OID_AUTO, "rcv_mcast_pkts",
341                 CTLFLAG_RD, &ha->hw.mac.rcv_mcast_pkts,
342                 "rcv_mcast_pkts");
343 
344         SYSCTL_ADD_QUAD(ctx, children,
345                 OID_AUTO, "rcv_bcast_pkts",
346                 CTLFLAG_RD, &ha->hw.mac.rcv_bcast_pkts,
347                 "rcv_bcast_pkts");
348 
349         SYSCTL_ADD_QUAD(ctx, children,
350                 OID_AUTO, "rcv_pause_frames",
351                 CTLFLAG_RD, &ha->hw.mac.rcv_pause_frames,
352                 "rcv_pause_frames");
353 
354         SYSCTL_ADD_QUAD(ctx, children,
355                 OID_AUTO, "rcv_cntrl_pkts",
356                 CTLFLAG_RD, &ha->hw.mac.rcv_cntrl_pkts,
357                 "rcv_cntrl_pkts");
358 
359         SYSCTL_ADD_QUAD(ctx, children,
360                 OID_AUTO, "rcv_pkt_lt_64bytes",
361                 CTLFLAG_RD, &ha->hw.mac.rcv_pkt_lt_64bytes,
362                 "rcv_pkt_lt_64bytes");
363 
364         SYSCTL_ADD_QUAD(ctx, children,
365                 OID_AUTO, "rcv_pkt_lt_127bytes",
366                 CTLFLAG_RD, &ha->hw.mac.rcv_pkt_lt_127bytes,
367                 "rcv_pkt_lt_127bytes");
368 
369         SYSCTL_ADD_QUAD(ctx, children,
370                 OID_AUTO, "rcv_pkt_lt_255bytes",
371                 CTLFLAG_RD, &ha->hw.mac.rcv_pkt_lt_255bytes,
372                 "rcv_pkt_lt_255bytes");
373 
374         SYSCTL_ADD_QUAD(ctx, children,
375                 OID_AUTO, "rcv_pkt_lt_511bytes",
376                 CTLFLAG_RD, &ha->hw.mac.rcv_pkt_lt_511bytes,
377                 "rcv_pkt_lt_511bytes");
378 
379         SYSCTL_ADD_QUAD(ctx, children,
380                 OID_AUTO, "rcv_pkt_lt_1023bytes",
381                 CTLFLAG_RD, &ha->hw.mac.rcv_pkt_lt_1023bytes,
382                 "rcv_pkt_lt_1023bytes");
383 
384         SYSCTL_ADD_QUAD(ctx, children,
385                 OID_AUTO, "rcv_pkt_lt_1518bytes",
386                 CTLFLAG_RD, &ha->hw.mac.rcv_pkt_lt_1518bytes,
387                 "rcv_pkt_lt_1518bytes");
388 
389         SYSCTL_ADD_QUAD(ctx, children,
390                 OID_AUTO, "rcv_pkt_gt_1518bytes",
391                 CTLFLAG_RD, &ha->hw.mac.rcv_pkt_gt_1518bytes,
392                 "rcv_pkt_gt_1518bytes");
393 
394         SYSCTL_ADD_QUAD(ctx, children,
395                 OID_AUTO, "rcv_len_error",
396                 CTLFLAG_RD, &ha->hw.mac.rcv_len_error,
397                 "rcv_len_error");
398 
399         SYSCTL_ADD_QUAD(ctx, children,
400                 OID_AUTO, "rcv_len_small",
401                 CTLFLAG_RD, &ha->hw.mac.rcv_len_small,
402                 "rcv_len_small");
403 
404         SYSCTL_ADD_QUAD(ctx, children,
405                 OID_AUTO, "rcv_len_large",
406                 CTLFLAG_RD, &ha->hw.mac.rcv_len_large,
407                 "rcv_len_large");
408 
409         SYSCTL_ADD_QUAD(ctx, children,
410                 OID_AUTO, "rcv_jabber",
411                 CTLFLAG_RD, &ha->hw.mac.rcv_jabber,
412                 "rcv_jabber");
413 
414         SYSCTL_ADD_QUAD(ctx, children,
415                 OID_AUTO, "rcv_dropped",
416                 CTLFLAG_RD, &ha->hw.mac.rcv_dropped,
417                 "rcv_dropped");
418 
419         SYSCTL_ADD_QUAD(ctx, children,
420                 OID_AUTO, "fcs_error",
421                 CTLFLAG_RD, &ha->hw.mac.fcs_error,
422                 "fcs_error");
423 
424         SYSCTL_ADD_QUAD(ctx, children,
425                 OID_AUTO, "align_error",
426                 CTLFLAG_RD, &ha->hw.mac.align_error,
427                 "align_error");
428 
429         SYSCTL_ADD_QUAD(ctx, children,
430                 OID_AUTO, "eswitched_frames",
431                 CTLFLAG_RD, &ha->hw.mac.eswitched_frames,
432                 "eswitched_frames");
433 
434         SYSCTL_ADD_QUAD(ctx, children,
435                 OID_AUTO, "eswitched_bytes",
436                 CTLFLAG_RD, &ha->hw.mac.eswitched_bytes,
437                 "eswitched_bytes");
438 
439         SYSCTL_ADD_QUAD(ctx, children,
440                 OID_AUTO, "eswitched_mcast_frames",
441                 CTLFLAG_RD, &ha->hw.mac.eswitched_mcast_frames,
442                 "eswitched_mcast_frames");
443 
444         SYSCTL_ADD_QUAD(ctx, children,
445                 OID_AUTO, "eswitched_bcast_frames",
446                 CTLFLAG_RD, &ha->hw.mac.eswitched_bcast_frames,
447                 "eswitched_bcast_frames");
448 
449         SYSCTL_ADD_QUAD(ctx, children,
450                 OID_AUTO, "eswitched_ucast_frames",
451                 CTLFLAG_RD, &ha->hw.mac.eswitched_ucast_frames,
452                 "eswitched_ucast_frames");
453 
454         SYSCTL_ADD_QUAD(ctx, children,
455                 OID_AUTO, "eswitched_err_free_frames",
456                 CTLFLAG_RD, &ha->hw.mac.eswitched_err_free_frames,
457                 "eswitched_err_free_frames");
458 
459         SYSCTL_ADD_QUAD(ctx, children,
460                 OID_AUTO, "eswitched_err_free_bytes",
461                 CTLFLAG_RD, &ha->hw.mac.eswitched_err_free_bytes,
462                 "eswitched_err_free_bytes");
463 
464 	return;
465 }
466 
467 static void
468 qlnx_add_hw_rcv_stats_sysctls(qla_host_t *ha)
469 {
470         struct sysctl_ctx_list  *ctx;
471         struct sysctl_oid_list  *children;
472         struct sysctl_oid       *ctx_oid;
473 
474         ctx = device_get_sysctl_ctx(ha->pci_dev);
475         children = SYSCTL_CHILDREN(device_get_sysctl_tree(ha->pci_dev));
476 
477         ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, "stats_hw_rcv",
478 	    CTLFLAG_RD | CTLFLAG_MPSAFE, NULL, "stats_hw_rcv");
479         children = SYSCTL_CHILDREN(ctx_oid);
480 
481         SYSCTL_ADD_QUAD(ctx, children,
482                 OID_AUTO, "total_bytes",
483                 CTLFLAG_RD, &ha->hw.rcv.total_bytes,
484                 "total_bytes");
485 
486         SYSCTL_ADD_QUAD(ctx, children,
487                 OID_AUTO, "total_pkts",
488                 CTLFLAG_RD, &ha->hw.rcv.total_pkts,
489                 "total_pkts");
490 
491         SYSCTL_ADD_QUAD(ctx, children,
492                 OID_AUTO, "lro_pkt_count",
493                 CTLFLAG_RD, &ha->hw.rcv.lro_pkt_count,
494                 "lro_pkt_count");
495 
496         SYSCTL_ADD_QUAD(ctx, children,
497                 OID_AUTO, "sw_pkt_count",
498                 CTLFLAG_RD, &ha->hw.rcv.sw_pkt_count,
499                 "sw_pkt_count");
500 
501         SYSCTL_ADD_QUAD(ctx, children,
502                 OID_AUTO, "ip_chksum_err",
503                 CTLFLAG_RD, &ha->hw.rcv.ip_chksum_err,
504                 "ip_chksum_err");
505 
506         SYSCTL_ADD_QUAD(ctx, children,
507                 OID_AUTO, "pkts_wo_acntxts",
508                 CTLFLAG_RD, &ha->hw.rcv.pkts_wo_acntxts,
509                 "pkts_wo_acntxts");
510 
511         SYSCTL_ADD_QUAD(ctx, children,
512                 OID_AUTO, "pkts_dropped_no_sds_card",
513                 CTLFLAG_RD, &ha->hw.rcv.pkts_dropped_no_sds_card,
514                 "pkts_dropped_no_sds_card");
515 
516         SYSCTL_ADD_QUAD(ctx, children,
517                 OID_AUTO, "pkts_dropped_no_sds_host",
518                 CTLFLAG_RD, &ha->hw.rcv.pkts_dropped_no_sds_host,
519                 "pkts_dropped_no_sds_host");
520 
521         SYSCTL_ADD_QUAD(ctx, children,
522                 OID_AUTO, "oversized_pkts",
523                 CTLFLAG_RD, &ha->hw.rcv.oversized_pkts,
524                 "oversized_pkts");
525 
526         SYSCTL_ADD_QUAD(ctx, children,
527                 OID_AUTO, "pkts_dropped_no_rds",
528                 CTLFLAG_RD, &ha->hw.rcv.pkts_dropped_no_rds,
529                 "pkts_dropped_no_rds");
530 
531         SYSCTL_ADD_QUAD(ctx, children,
532                 OID_AUTO, "unxpctd_mcast_pkts",
533                 CTLFLAG_RD, &ha->hw.rcv.unxpctd_mcast_pkts,
534                 "unxpctd_mcast_pkts");
535 
536         SYSCTL_ADD_QUAD(ctx, children,
537                 OID_AUTO, "re1_fbq_error",
538                 CTLFLAG_RD, &ha->hw.rcv.re1_fbq_error,
539                 "re1_fbq_error");
540 
541         SYSCTL_ADD_QUAD(ctx, children,
542                 OID_AUTO, "invalid_mac_addr",
543                 CTLFLAG_RD, &ha->hw.rcv.invalid_mac_addr,
544                 "invalid_mac_addr");
545 
546         SYSCTL_ADD_QUAD(ctx, children,
547                 OID_AUTO, "rds_prime_trys",
548                 CTLFLAG_RD, &ha->hw.rcv.rds_prime_trys,
549                 "rds_prime_trys");
550 
551         SYSCTL_ADD_QUAD(ctx, children,
552                 OID_AUTO, "rds_prime_success",
553                 CTLFLAG_RD, &ha->hw.rcv.rds_prime_success,
554                 "rds_prime_success");
555 
556         SYSCTL_ADD_QUAD(ctx, children,
557                 OID_AUTO, "lro_flows_added",
558                 CTLFLAG_RD, &ha->hw.rcv.lro_flows_added,
559                 "lro_flows_added");
560 
561         SYSCTL_ADD_QUAD(ctx, children,
562                 OID_AUTO, "lro_flows_deleted",
563                 CTLFLAG_RD, &ha->hw.rcv.lro_flows_deleted,
564                 "lro_flows_deleted");
565 
566         SYSCTL_ADD_QUAD(ctx, children,
567                 OID_AUTO, "lro_flows_active",
568                 CTLFLAG_RD, &ha->hw.rcv.lro_flows_active,
569                 "lro_flows_active");
570 
571         SYSCTL_ADD_QUAD(ctx, children,
572                 OID_AUTO, "pkts_droped_unknown",
573                 CTLFLAG_RD, &ha->hw.rcv.pkts_droped_unknown,
574                 "pkts_droped_unknown");
575 
576         SYSCTL_ADD_QUAD(ctx, children,
577                 OID_AUTO, "pkts_cnt_oversized",
578                 CTLFLAG_RD, &ha->hw.rcv.pkts_cnt_oversized,
579                 "pkts_cnt_oversized");
580 
581 	return;
582 }
583 
584 static void
585 qlnx_add_hw_xmt_stats_sysctls(qla_host_t *ha)
586 {
587         struct sysctl_ctx_list  *ctx;
588         struct sysctl_oid_list  *children;
589         struct sysctl_oid_list  *node_children;
590         struct sysctl_oid       *ctx_oid;
591         int                     i;
592         uint8_t                 name_str[16];
593 
594         ctx = device_get_sysctl_ctx(ha->pci_dev);
595         children = SYSCTL_CHILDREN(device_get_sysctl_tree(ha->pci_dev));
596 
597         ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, "stats_hw_xmt",
598 	    CTLFLAG_RD | CTLFLAG_MPSAFE, NULL, "stats_hw_xmt");
599         children = SYSCTL_CHILDREN(ctx_oid);
600 
601         for (i = 0; i < ha->hw.num_tx_rings; i++) {
602                 bzero(name_str, (sizeof(uint8_t) * sizeof(name_str)));
603                 snprintf(name_str, sizeof(name_str), "%d", i);
604 
605                 ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, name_str,
606                     CTLFLAG_RD | CTLFLAG_MPSAFE, NULL, name_str);
607                 node_children = SYSCTL_CHILDREN(ctx_oid);
608 
609                 /* Tx Related */
610 
611                 SYSCTL_ADD_QUAD(ctx, node_children,
612 			OID_AUTO, "total_bytes",
613                         CTLFLAG_RD, &ha->hw.xmt[i].total_bytes,
614                         "total_bytes");
615 
616                 SYSCTL_ADD_QUAD(ctx, node_children,
617 			OID_AUTO, "total_pkts",
618                         CTLFLAG_RD, &ha->hw.xmt[i].total_pkts,
619                         "total_pkts");
620 
621                 SYSCTL_ADD_QUAD(ctx, node_children,
622 			OID_AUTO, "errors",
623                         CTLFLAG_RD, &ha->hw.xmt[i].errors,
624                         "errors");
625 
626                 SYSCTL_ADD_QUAD(ctx, node_children,
627 			OID_AUTO, "pkts_dropped",
628                         CTLFLAG_RD, &ha->hw.xmt[i].pkts_dropped,
629                         "pkts_dropped");
630 
631                 SYSCTL_ADD_QUAD(ctx, node_children,
632 			OID_AUTO, "switch_pkts",
633                         CTLFLAG_RD, &ha->hw.xmt[i].switch_pkts,
634                         "switch_pkts");
635 
636                 SYSCTL_ADD_QUAD(ctx, node_children,
637 			OID_AUTO, "num_buffers",
638                         CTLFLAG_RD, &ha->hw.xmt[i].num_buffers,
639                         "num_buffers");
640 	}
641 
642 	return;
643 }
644 
645 static void
646 qlnx_add_hw_mbx_cmpl_stats_sysctls(qla_host_t *ha)
647 {
648         struct sysctl_ctx_list  *ctx;
649         struct sysctl_oid_list  *node_children;
650 
651         ctx = device_get_sysctl_ctx(ha->pci_dev);
652         node_children = SYSCTL_CHILDREN(device_get_sysctl_tree(ha->pci_dev));
653 
654 	SYSCTL_ADD_QUAD(ctx, node_children,
655 		OID_AUTO, "mbx_completion_time_lt_200ms",
656 		CTLFLAG_RD, &ha->hw.mbx_comp_msecs[0],
657 		"mbx_completion_time_lt_200ms");
658 
659 	SYSCTL_ADD_QUAD(ctx, node_children,
660 		OID_AUTO, "mbx_completion_time_200ms_400ms",
661 		CTLFLAG_RD, &ha->hw.mbx_comp_msecs[1],
662 		"mbx_completion_time_200ms_400ms");
663 
664 	SYSCTL_ADD_QUAD(ctx, node_children,
665 		OID_AUTO, "mbx_completion_time_400ms_600ms",
666 		CTLFLAG_RD, &ha->hw.mbx_comp_msecs[2],
667 		"mbx_completion_time_400ms_600ms");
668 
669 	SYSCTL_ADD_QUAD(ctx, node_children,
670 		OID_AUTO, "mbx_completion_time_600ms_800ms",
671 		CTLFLAG_RD, &ha->hw.mbx_comp_msecs[3],
672 		"mbx_completion_time_600ms_800ms");
673 
674 	SYSCTL_ADD_QUAD(ctx, node_children,
675 		OID_AUTO, "mbx_completion_time_800ms_1000ms",
676 		CTLFLAG_RD, &ha->hw.mbx_comp_msecs[4],
677 		"mbx_completion_time_800ms_1000ms");
678 
679 	SYSCTL_ADD_QUAD(ctx, node_children,
680 		OID_AUTO, "mbx_completion_time_1000ms_1200ms",
681 		CTLFLAG_RD, &ha->hw.mbx_comp_msecs[5],
682 		"mbx_completion_time_1000ms_1200ms");
683 
684 	SYSCTL_ADD_QUAD(ctx, node_children,
685 		OID_AUTO, "mbx_completion_time_1200ms_1400ms",
686 		CTLFLAG_RD, &ha->hw.mbx_comp_msecs[6],
687 		"mbx_completion_time_1200ms_1400ms");
688 
689 	SYSCTL_ADD_QUAD(ctx, node_children,
690 		OID_AUTO, "mbx_completion_time_1400ms_1600ms",
691 		CTLFLAG_RD, &ha->hw.mbx_comp_msecs[7],
692 		"mbx_completion_time_1400ms_1600ms");
693 
694 	SYSCTL_ADD_QUAD(ctx, node_children,
695 		OID_AUTO, "mbx_completion_time_1600ms_1800ms",
696 		CTLFLAG_RD, &ha->hw.mbx_comp_msecs[8],
697 		"mbx_completion_time_1600ms_1800ms");
698 
699 	SYSCTL_ADD_QUAD(ctx, node_children,
700 		OID_AUTO, "mbx_completion_time_1800ms_2000ms",
701 		CTLFLAG_RD, &ha->hw.mbx_comp_msecs[9],
702 		"mbx_completion_time_1800ms_2000ms");
703 
704 	SYSCTL_ADD_QUAD(ctx, node_children,
705 		OID_AUTO, "mbx_completion_time_2000ms_2200ms",
706 		CTLFLAG_RD, &ha->hw.mbx_comp_msecs[10],
707 		"mbx_completion_time_2000ms_2200ms");
708 
709 	SYSCTL_ADD_QUAD(ctx, node_children,
710 		OID_AUTO, "mbx_completion_time_2200ms_2400ms",
711 		CTLFLAG_RD, &ha->hw.mbx_comp_msecs[11],
712 		"mbx_completion_time_2200ms_2400ms");
713 
714 	SYSCTL_ADD_QUAD(ctx, node_children,
715 		OID_AUTO, "mbx_completion_time_2400ms_2600ms",
716 		CTLFLAG_RD, &ha->hw.mbx_comp_msecs[12],
717 		"mbx_completion_time_2400ms_2600ms");
718 
719 	SYSCTL_ADD_QUAD(ctx, node_children,
720 		OID_AUTO, "mbx_completion_time_2600ms_2800ms",
721 		CTLFLAG_RD, &ha->hw.mbx_comp_msecs[13],
722 		"mbx_completion_time_2600ms_2800ms");
723 
724 	SYSCTL_ADD_QUAD(ctx, node_children,
725 		OID_AUTO, "mbx_completion_time_2800ms_3000ms",
726 		CTLFLAG_RD, &ha->hw.mbx_comp_msecs[14],
727 		"mbx_completion_time_2800ms_3000ms");
728 
729 	SYSCTL_ADD_QUAD(ctx, node_children,
730 		OID_AUTO, "mbx_completion_time_3000ms_4000ms",
731 		CTLFLAG_RD, &ha->hw.mbx_comp_msecs[15],
732 		"mbx_completion_time_3000ms_4000ms");
733 
734 	SYSCTL_ADD_QUAD(ctx, node_children,
735 		OID_AUTO, "mbx_completion_time_4000ms_5000ms",
736 		CTLFLAG_RD, &ha->hw.mbx_comp_msecs[16],
737 		"mbx_completion_time_4000ms_5000ms");
738 
739 	SYSCTL_ADD_QUAD(ctx, node_children,
740 		OID_AUTO, "mbx_completion_host_mbx_cntrl_timeout",
741 		CTLFLAG_RD, &ha->hw.mbx_comp_msecs[17],
742 		"mbx_completion_host_mbx_cntrl_timeout");
743 
744 	SYSCTL_ADD_QUAD(ctx, node_children,
745 		OID_AUTO, "mbx_completion_fw_mbx_cntrl_timeout",
746 		CTLFLAG_RD, &ha->hw.mbx_comp_msecs[18],
747 		"mbx_completion_fw_mbx_cntrl_timeout");
748 	return;
749 }
750 
751 static void
752 qlnx_add_hw_stats_sysctls(qla_host_t *ha)
753 {
754 	qlnx_add_hw_mac_stats_sysctls(ha);
755 	qlnx_add_hw_rcv_stats_sysctls(ha);
756 	qlnx_add_hw_xmt_stats_sysctls(ha);
757 	qlnx_add_hw_mbx_cmpl_stats_sysctls(ha);
758 
759 	return;
760 }
761 
762 static void
763 qlnx_add_drvr_sds_stats(qla_host_t *ha)
764 {
765         struct sysctl_ctx_list  *ctx;
766         struct sysctl_oid_list  *children;
767         struct sysctl_oid_list  *node_children;
768         struct sysctl_oid       *ctx_oid;
769         int                     i;
770         uint8_t                 name_str[16];
771 
772         ctx = device_get_sysctl_ctx(ha->pci_dev);
773         children = SYSCTL_CHILDREN(device_get_sysctl_tree(ha->pci_dev));
774 
775         ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, "stats_drvr_sds",
776 	    CTLFLAG_RD | CTLFLAG_MPSAFE, NULL, "stats_drvr_sds");
777         children = SYSCTL_CHILDREN(ctx_oid);
778 
779         for (i = 0; i < ha->hw.num_sds_rings; i++) {
780                 bzero(name_str, (sizeof(uint8_t) * sizeof(name_str)));
781                 snprintf(name_str, sizeof(name_str), "%d", i);
782 
783                 ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, name_str,
784 		    CTLFLAG_RD | CTLFLAG_MPSAFE, NULL, name_str);
785                 node_children = SYSCTL_CHILDREN(ctx_oid);
786 
787                 SYSCTL_ADD_QUAD(ctx, node_children,
788 			OID_AUTO, "intr_count",
789                         CTLFLAG_RD, &ha->hw.sds[i].intr_count,
790                         "intr_count");
791 
792                 SYSCTL_ADD_UINT(ctx, node_children,
793 			OID_AUTO, "rx_free",
794                         CTLFLAG_RD, &ha->hw.sds[i].rx_free,
795 			ha->hw.sds[i].rx_free, "rx_free");
796 	}
797 
798 	return;
799 }
800 static void
801 qlnx_add_drvr_rds_stats(qla_host_t *ha)
802 {
803         struct sysctl_ctx_list  *ctx;
804         struct sysctl_oid_list  *children;
805         struct sysctl_oid_list  *node_children;
806         struct sysctl_oid       *ctx_oid;
807         int                     i;
808         uint8_t                 name_str[16];
809 
810         ctx = device_get_sysctl_ctx(ha->pci_dev);
811         children = SYSCTL_CHILDREN(device_get_sysctl_tree(ha->pci_dev));
812 
813         ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, "stats_drvr_rds",
814             CTLFLAG_RD | CTLFLAG_MPSAFE, NULL, "stats_drvr_rds");
815         children = SYSCTL_CHILDREN(ctx_oid);
816 
817         for (i = 0; i < ha->hw.num_rds_rings; i++) {
818                 bzero(name_str, (sizeof(uint8_t) * sizeof(name_str)));
819                 snprintf(name_str, sizeof(name_str), "%d", i);
820 
821                 ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, name_str,
822                     CTLFLAG_RD | CTLFLAG_MPSAFE, NULL, name_str);
823                 node_children = SYSCTL_CHILDREN(ctx_oid);
824 
825                 SYSCTL_ADD_QUAD(ctx, node_children,
826 			OID_AUTO, "count",
827                         CTLFLAG_RD, &ha->hw.rds[i].count,
828                         "count");
829 
830                 SYSCTL_ADD_QUAD(ctx, node_children,
831 			OID_AUTO, "lro_pkt_count",
832                         CTLFLAG_RD, &ha->hw.rds[i].lro_pkt_count,
833                         "lro_pkt_count");
834 
835                 SYSCTL_ADD_QUAD(ctx, node_children,
836 			OID_AUTO, "lro_bytes",
837                         CTLFLAG_RD, &ha->hw.rds[i].lro_bytes,
838                         "lro_bytes");
839 	}
840 
841 	return;
842 }
843 
844 static void
845 qlnx_add_drvr_tx_stats(qla_host_t *ha)
846 {
847         struct sysctl_ctx_list  *ctx;
848         struct sysctl_oid_list  *children;
849         struct sysctl_oid_list  *node_children;
850         struct sysctl_oid       *ctx_oid;
851         int                     i;
852         uint8_t                 name_str[16];
853 
854         ctx = device_get_sysctl_ctx(ha->pci_dev);
855         children = SYSCTL_CHILDREN(device_get_sysctl_tree(ha->pci_dev));
856 
857         ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, "stats_drvr_xmt",
858             CTLFLAG_RD | CTLFLAG_MPSAFE, NULL, "stats_drvr_xmt");
859         children = SYSCTL_CHILDREN(ctx_oid);
860 
861         for (i = 0; i < ha->hw.num_tx_rings; i++) {
862                 bzero(name_str, (sizeof(uint8_t) * sizeof(name_str)));
863                 snprintf(name_str, sizeof(name_str), "%d", i);
864 
865                 ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, name_str,
866                     CTLFLAG_RD | CTLFLAG_MPSAFE, NULL, name_str);
867                 node_children = SYSCTL_CHILDREN(ctx_oid);
868 
869                 SYSCTL_ADD_QUAD(ctx, node_children,
870 			OID_AUTO, "count",
871                         CTLFLAG_RD, &ha->tx_ring[i].count,
872                         "count");
873 
874 #ifdef QL_ENABLE_ISCSI_TLV
875                 SYSCTL_ADD_QUAD(ctx, node_children,
876 			OID_AUTO, "iscsi_pkt_count",
877                         CTLFLAG_RD, &ha->tx_ring[i].iscsi_pkt_count,
878                         "iscsi_pkt_count");
879 #endif /* #ifdef QL_ENABLE_ISCSI_TLV */
880 	}
881 
882 	return;
883 }
884 
885 static void
886 qlnx_add_drvr_stats_sysctls(qla_host_t *ha)
887 {
888 	qlnx_add_drvr_sds_stats(ha);
889 	qlnx_add_drvr_rds_stats(ha);
890 	qlnx_add_drvr_tx_stats(ha);
891 	return;
892 }
893 
894 /*
895  * Name: ql_hw_add_sysctls
896  * Function: Add P3Plus specific sysctls
897  */
898 void
899 ql_hw_add_sysctls(qla_host_t *ha)
900 {
901         device_t	dev;
902 
903         dev = ha->pci_dev;
904 
905 	SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
906 		SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
907 		OID_AUTO, "num_rds_rings", CTLFLAG_RD, &ha->hw.num_rds_rings,
908 		ha->hw.num_rds_rings, "Number of Rcv Descriptor Rings");
909 
910         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
911                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
912                 OID_AUTO, "num_sds_rings", CTLFLAG_RD, &ha->hw.num_sds_rings,
913 		ha->hw.num_sds_rings, "Number of Status Descriptor Rings");
914 
915         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
916                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
917                 OID_AUTO, "num_tx_rings", CTLFLAG_RD, &ha->hw.num_tx_rings,
918 		ha->hw.num_tx_rings, "Number of Transmit Rings");
919 
920         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
921                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
922                 OID_AUTO, "tx_ring_index", CTLFLAG_RW, &ha->txr_idx,
923 		ha->txr_idx, "Tx Ring Used");
924 
925         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
926                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
927                 OID_AUTO, "max_tx_segs", CTLFLAG_RD, &ha->hw.max_tx_segs,
928 		ha->hw.max_tx_segs, "Max # of Segments in a non-TSO pkt");
929 
930 	ha->hw.sds_cidx_thres = 32;
931         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
932                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
933                 OID_AUTO, "sds_cidx_thres", CTLFLAG_RW, &ha->hw.sds_cidx_thres,
934 		ha->hw.sds_cidx_thres,
935 		"Number of SDS entries to process before updating"
936 		" SDS Ring Consumer Index");
937 
938 	ha->hw.rds_pidx_thres = 32;
939         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
940                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
941                 OID_AUTO, "rds_pidx_thres", CTLFLAG_RW, &ha->hw.rds_pidx_thres,
942 		ha->hw.rds_pidx_thres,
943 		"Number of Rcv Rings Entries to post before updating"
944 		" RDS Ring Producer Index");
945 
946         ha->hw.rcv_intr_coalesce = (3 << 16) | 256;
947         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
948                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
949                 OID_AUTO, "rcv_intr_coalesce", CTLFLAG_RW,
950                 &ha->hw.rcv_intr_coalesce,
951                 ha->hw.rcv_intr_coalesce,
952                 "Rcv Intr Coalescing Parameters\n"
953                 "\tbits 15:0 max packets\n"
954                 "\tbits 31:16 max micro-seconds to wait\n"
955                 "\tplease run\n"
956                 "\tifconfig <if> down && ifconfig <if> up\n"
957                 "\tto take effect \n");
958 
959         ha->hw.xmt_intr_coalesce = (64 << 16) | 64;
960         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
961                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
962                 OID_AUTO, "xmt_intr_coalesce", CTLFLAG_RW,
963                 &ha->hw.xmt_intr_coalesce,
964                 ha->hw.xmt_intr_coalesce,
965                 "Xmt Intr Coalescing Parameters\n"
966                 "\tbits 15:0 max packets\n"
967                 "\tbits 31:16 max micro-seconds to wait\n"
968                 "\tplease run\n"
969                 "\tifconfig <if> down && ifconfig <if> up\n"
970                 "\tto take effect \n");
971 
972         SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev),
973             SYSCTL_CHILDREN(device_get_sysctl_tree(dev)), OID_AUTO,
974 	    "port_cfg", CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_NEEDGIANT,
975 	    (void *)ha, 0, qla_sysctl_port_cfg, "I",
976 	    "Set Port Configuration if values below "
977 	    "otherwise Get Port Configuration\n"
978 	    "\tBits 0-3 ; 1 = DCBX Enable; 0 = DCBX Disable\n"
979 	    "\tBits 4-7 : 0 = no pause; 1 = std ; 2 = ppm \n"
980 	    "\tBits 8-11: std pause cfg; 0 = xmt and rcv;"
981 	    " 1 = xmt only; 2 = rcv only;\n");
982 
983 	SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev),
984 	    SYSCTL_CHILDREN(device_get_sysctl_tree(dev)), OID_AUTO,
985 	    "set_cam_search_mode", CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_NEEDGIANT,
986 	    (void *)ha, 0, qla_sysctl_set_cam_search_mode, "I",
987 	    "Set CAM Search Mode"
988 	    "\t 1 = search mode internal\n"
989 	    "\t 2 = search mode auto\n");
990 
991 	SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev),
992 		SYSCTL_CHILDREN(device_get_sysctl_tree(dev)), OID_AUTO,
993 		"get_cam_search_mode",
994 		CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_NEEDGIANT, (void *)ha, 0,
995 		qla_sysctl_get_cam_search_mode, "I",
996 		"Get CAM Search Mode"
997 		"\t 1 = search mode internal\n"
998 		"\t 2 = search mode auto\n");
999 
1000         ha->hw.enable_9kb = 1;
1001 
1002         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
1003                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
1004                 OID_AUTO, "enable_9kb", CTLFLAG_RW, &ha->hw.enable_9kb,
1005                 ha->hw.enable_9kb, "Enable 9Kbyte Buffers when MTU = 9000");
1006 
1007         ha->hw.enable_hw_lro = 1;
1008 
1009         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
1010                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
1011                 OID_AUTO, "enable_hw_lro", CTLFLAG_RW, &ha->hw.enable_hw_lro,
1012                 ha->hw.enable_hw_lro, "Enable Hardware LRO; Default is true \n"
1013 		"\t 1 : Hardware LRO if LRO is enabled\n"
1014 		"\t 0 : Software LRO if LRO is enabled\n"
1015 		"\t Any change requires ifconfig down/up to take effect\n"
1016 		"\t Note that LRO may be turned off/on via ifconfig\n");
1017 
1018         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
1019                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
1020                 OID_AUTO, "sp_log_index", CTLFLAG_RW, &ha->hw.sp_log_index,
1021                 ha->hw.sp_log_index, "sp_log_index");
1022 
1023         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
1024                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
1025                 OID_AUTO, "sp_log_stop", CTLFLAG_RW, &ha->hw.sp_log_stop,
1026                 ha->hw.sp_log_stop, "sp_log_stop");
1027 
1028         ha->hw.sp_log_stop_events = 0;
1029 
1030         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
1031                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
1032                 OID_AUTO, "sp_log_stop_events", CTLFLAG_RW,
1033 		&ha->hw.sp_log_stop_events,
1034                 ha->hw.sp_log_stop_events, "Slow path event log is stopped"
1035 		" when OR of the following events occur \n"
1036 		"\t 0x01 : Heart beat Failure\n"
1037 		"\t 0x02 : Temperature Failure\n"
1038 		"\t 0x04 : HW Initialization Failure\n"
1039 		"\t 0x08 : Interface Initialization Failure\n"
1040 		"\t 0x10 : Error Recovery Failure\n");
1041 
1042 	ha->hw.mdump_active = 0;
1043         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
1044                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
1045                 OID_AUTO, "minidump_active", CTLFLAG_RW, &ha->hw.mdump_active,
1046 		ha->hw.mdump_active,
1047 		"Minidump retrieval is Active");
1048 
1049 	ha->hw.mdump_done = 0;
1050         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
1051                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
1052                 OID_AUTO, "mdump_done", CTLFLAG_RW,
1053 		&ha->hw.mdump_done, ha->hw.mdump_done,
1054 		"Minidump has been done and available for retrieval");
1055 
1056 	ha->hw.mdump_capture_mask = 0xF;
1057         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
1058                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
1059                 OID_AUTO, "minidump_capture_mask", CTLFLAG_RW,
1060 		&ha->hw.mdump_capture_mask, ha->hw.mdump_capture_mask,
1061 		"Minidump capture mask");
1062 #ifdef QL_DBG
1063 
1064 	ha->err_inject = 0;
1065         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
1066                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
1067                 OID_AUTO, "err_inject",
1068                 CTLFLAG_RW, &ha->err_inject, ha->err_inject,
1069                 "Error to be injected\n"
1070                 "\t\t\t 0: No Errors\n"
1071                 "\t\t\t 1: rcv: rxb struct invalid\n"
1072                 "\t\t\t 2: rcv: mp == NULL\n"
1073                 "\t\t\t 3: lro: rxb struct invalid\n"
1074                 "\t\t\t 4: lro: mp == NULL\n"
1075                 "\t\t\t 5: rcv: num handles invalid\n"
1076                 "\t\t\t 6: reg: indirect reg rd_wr failure\n"
1077                 "\t\t\t 7: ocm: offchip memory rd_wr failure\n"
1078                 "\t\t\t 8: mbx: mailbox command failure\n"
1079                 "\t\t\t 9: heartbeat failure\n"
1080                 "\t\t\t A: temperature failure\n"
1081 		"\t\t\t 11: m_getcl or m_getjcl failure\n"
1082 		"\t\t\t 13: Invalid Descriptor Count in SGL Receive\n"
1083 		"\t\t\t 14: Invalid Descriptor Count in LRO Receive\n"
1084 		"\t\t\t 15: peer port error recovery failure\n"
1085 		"\t\t\t 16: tx_buf[next_prod_index].mbuf != NULL\n" );
1086 
1087 	SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev),
1088             SYSCTL_CHILDREN(device_get_sysctl_tree(dev)), OID_AUTO,
1089 	    "peg_stop", CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_NEEDGIANT,
1090 	    (void *)ha, 0, qla_sysctl_stop_pegs, "I", "Peg Stop");
1091 
1092 #endif /* #ifdef QL_DBG */
1093 
1094         ha->hw.user_pri_nic = 0;
1095         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
1096                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
1097                 OID_AUTO, "user_pri_nic", CTLFLAG_RW, &ha->hw.user_pri_nic,
1098                 ha->hw.user_pri_nic,
1099                 "VLAN Tag User Priority for Normal Ethernet Packets");
1100 
1101         ha->hw.user_pri_iscsi = 4;
1102         SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
1103                 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
1104                 OID_AUTO, "user_pri_iscsi", CTLFLAG_RW, &ha->hw.user_pri_iscsi,
1105                 ha->hw.user_pri_iscsi,
1106                 "VLAN Tag User Priority for iSCSI Packets");
1107 
1108 	qlnx_add_hw_stats_sysctls(ha);
1109 	qlnx_add_drvr_stats_sysctls(ha);
1110 
1111 	return;
1112 }
1113 
1114 void
1115 ql_hw_link_status(qla_host_t *ha)
1116 {
1117 	device_printf(ha->pci_dev, "cable_oui\t\t 0x%08x\n", ha->hw.cable_oui);
1118 
1119 	if (ha->hw.link_up) {
1120 		device_printf(ha->pci_dev, "link Up\n");
1121 	} else {
1122 		device_printf(ha->pci_dev, "link Down\n");
1123 	}
1124 
1125 	if (ha->hw.fduplex) {
1126 		device_printf(ha->pci_dev, "Full Duplex\n");
1127 	} else {
1128 		device_printf(ha->pci_dev, "Half Duplex\n");
1129 	}
1130 
1131 	if (ha->hw.autoneg) {
1132 		device_printf(ha->pci_dev, "Auto Negotiation Enabled\n");
1133 	} else {
1134 		device_printf(ha->pci_dev, "Auto Negotiation Disabled\n");
1135 	}
1136 
1137 	switch (ha->hw.link_speed) {
1138 	case 0x710:
1139 		device_printf(ha->pci_dev, "link speed\t\t 10Gps\n");
1140 		break;
1141 
1142 	case 0x3E8:
1143 		device_printf(ha->pci_dev, "link speed\t\t 1Gps\n");
1144 		break;
1145 
1146 	case 0x64:
1147 		device_printf(ha->pci_dev, "link speed\t\t 100Mbps\n");
1148 		break;
1149 
1150 	default:
1151 		device_printf(ha->pci_dev, "link speed\t\t Unknown\n");
1152 		break;
1153 	}
1154 
1155 	switch (ha->hw.module_type) {
1156 	case 0x01:
1157 		device_printf(ha->pci_dev, "Module Type 10GBase-LRM\n");
1158 		break;
1159 
1160 	case 0x02:
1161 		device_printf(ha->pci_dev, "Module Type 10GBase-LR\n");
1162 		break;
1163 
1164 	case 0x03:
1165 		device_printf(ha->pci_dev, "Module Type 10GBase-SR\n");
1166 		break;
1167 
1168 	case 0x04:
1169 		device_printf(ha->pci_dev,
1170 			"Module Type 10GE Passive Copper(Compliant)[%d m]\n",
1171 			ha->hw.cable_length);
1172 		break;
1173 
1174 	case 0x05:
1175 		device_printf(ha->pci_dev, "Module Type 10GE Active"
1176 			" Limiting Copper(Compliant)[%d m]\n",
1177 			ha->hw.cable_length);
1178 		break;
1179 
1180 	case 0x06:
1181 		device_printf(ha->pci_dev,
1182 			"Module Type 10GE Passive Copper"
1183 			" (Legacy, Best Effort)[%d m]\n",
1184 			ha->hw.cable_length);
1185 		break;
1186 
1187 	case 0x07:
1188 		device_printf(ha->pci_dev, "Module Type 1000Base-SX\n");
1189 		break;
1190 
1191 	case 0x08:
1192 		device_printf(ha->pci_dev, "Module Type 1000Base-LX\n");
1193 		break;
1194 
1195 	case 0x09:
1196 		device_printf(ha->pci_dev, "Module Type 1000Base-CX\n");
1197 		break;
1198 
1199 	case 0x0A:
1200 		device_printf(ha->pci_dev, "Module Type 1000Base-T\n");
1201 		break;
1202 
1203 	case 0x0B:
1204 		device_printf(ha->pci_dev, "Module Type 1GE Passive Copper"
1205 			"(Legacy, Best Effort)\n");
1206 		break;
1207 
1208 	default:
1209 		device_printf(ha->pci_dev, "Unknown Module Type 0x%x\n",
1210 			ha->hw.module_type);
1211 		break;
1212 	}
1213 
1214 	if (ha->hw.link_faults == 1)
1215 		device_printf(ha->pci_dev, "SFP Power Fault\n");
1216 }
1217 
1218 /*
1219  * Name: ql_free_dma
1220  * Function: Frees the DMA'able memory allocated in ql_alloc_dma()
1221  */
1222 void
1223 ql_free_dma(qla_host_t *ha)
1224 {
1225 	uint32_t i;
1226 
1227         if (ha->hw.dma_buf.flags.sds_ring) {
1228 		for (i = 0; i < ha->hw.num_sds_rings; i++) {
1229 			ql_free_dmabuf(ha, &ha->hw.dma_buf.sds_ring[i]);
1230 		}
1231         	ha->hw.dma_buf.flags.sds_ring = 0;
1232 	}
1233 
1234         if (ha->hw.dma_buf.flags.rds_ring) {
1235 		for (i = 0; i < ha->hw.num_rds_rings; i++) {
1236 			ql_free_dmabuf(ha, &ha->hw.dma_buf.rds_ring[i]);
1237 		}
1238         	ha->hw.dma_buf.flags.rds_ring = 0;
1239 	}
1240 
1241         if (ha->hw.dma_buf.flags.tx_ring) {
1242 		ql_free_dmabuf(ha, &ha->hw.dma_buf.tx_ring);
1243         	ha->hw.dma_buf.flags.tx_ring = 0;
1244 	}
1245 	ql_minidump_free(ha);
1246 }
1247 
1248 /*
1249  * Name: ql_alloc_dma
1250  * Function: Allocates DMA'able memory for Tx/Rx Rings, Tx/Rx Contexts.
1251  */
1252 int
1253 ql_alloc_dma(qla_host_t *ha)
1254 {
1255         device_t                dev;
1256 	uint32_t		i, j, size, tx_ring_size;
1257 	qla_hw_t		*hw;
1258 	qla_hw_tx_cntxt_t	*tx_cntxt;
1259 	uint8_t			*vaddr;
1260 	bus_addr_t		paddr;
1261 
1262         dev = ha->pci_dev;
1263 
1264         QL_DPRINT2(ha, (dev, "%s: enter\n", __func__));
1265 
1266 	hw = &ha->hw;
1267 	/*
1268 	 * Allocate Transmit Ring
1269 	 */
1270 	tx_ring_size = (sizeof(q80_tx_cmd_t) * NUM_TX_DESCRIPTORS);
1271 	size = (tx_ring_size * ha->hw.num_tx_rings);
1272 
1273 	hw->dma_buf.tx_ring.alignment = 8;
1274 	hw->dma_buf.tx_ring.size = size + PAGE_SIZE;
1275 
1276         if (ql_alloc_dmabuf(ha, &hw->dma_buf.tx_ring)) {
1277                 device_printf(dev, "%s: tx ring alloc failed\n", __func__);
1278                 goto ql_alloc_dma_exit;
1279         }
1280 
1281 	vaddr = (uint8_t *)hw->dma_buf.tx_ring.dma_b;
1282 	paddr = hw->dma_buf.tx_ring.dma_addr;
1283 
1284 	for (i = 0; i < ha->hw.num_tx_rings; i++) {
1285 		tx_cntxt = (qla_hw_tx_cntxt_t *)&hw->tx_cntxt[i];
1286 
1287 		tx_cntxt->tx_ring_base = (q80_tx_cmd_t *)vaddr;
1288 		tx_cntxt->tx_ring_paddr = paddr;
1289 
1290 		vaddr += tx_ring_size;
1291 		paddr += tx_ring_size;
1292 	}
1293 
1294 	for (i = 0; i < ha->hw.num_tx_rings; i++) {
1295 		tx_cntxt = (qla_hw_tx_cntxt_t *)&hw->tx_cntxt[i];
1296 
1297 		tx_cntxt->tx_cons = (uint32_t *)vaddr;
1298 		tx_cntxt->tx_cons_paddr = paddr;
1299 
1300 		vaddr += sizeof (uint32_t);
1301 		paddr += sizeof (uint32_t);
1302 	}
1303 
1304         ha->hw.dma_buf.flags.tx_ring = 1;
1305 
1306 	QL_DPRINT2(ha, (dev, "%s: tx_ring phys %p virt %p\n",
1307 		__func__, (void *)(hw->dma_buf.tx_ring.dma_addr),
1308 		hw->dma_buf.tx_ring.dma_b));
1309 	/*
1310 	 * Allocate Receive Descriptor Rings
1311 	 */
1312 
1313 	for (i = 0; i < hw->num_rds_rings; i++) {
1314 		hw->dma_buf.rds_ring[i].alignment = 8;
1315 		hw->dma_buf.rds_ring[i].size =
1316 			(sizeof(q80_recv_desc_t)) * NUM_RX_DESCRIPTORS;
1317 
1318 		if (ql_alloc_dmabuf(ha, &hw->dma_buf.rds_ring[i])) {
1319 			device_printf(dev, "%s: rds ring[%d] alloc failed\n",
1320 				__func__, i);
1321 
1322 			for (j = 0; j < i; j++)
1323 				ql_free_dmabuf(ha, &hw->dma_buf.rds_ring[j]);
1324 
1325 			goto ql_alloc_dma_exit;
1326 		}
1327 		QL_DPRINT4(ha, (dev, "%s: rx_ring[%d] phys %p virt %p\n",
1328 			__func__, i, (void *)(hw->dma_buf.rds_ring[i].dma_addr),
1329 			hw->dma_buf.rds_ring[i].dma_b));
1330 	}
1331 
1332 	hw->dma_buf.flags.rds_ring = 1;
1333 
1334 	/*
1335 	 * Allocate Status Descriptor Rings
1336 	 */
1337 
1338 	for (i = 0; i < hw->num_sds_rings; i++) {
1339 		hw->dma_buf.sds_ring[i].alignment = 8;
1340 		hw->dma_buf.sds_ring[i].size =
1341 			(sizeof(q80_stat_desc_t)) * NUM_STATUS_DESCRIPTORS;
1342 
1343 		if (ql_alloc_dmabuf(ha, &hw->dma_buf.sds_ring[i])) {
1344 			device_printf(dev, "%s: sds ring alloc failed\n",
1345 				__func__);
1346 
1347 			for (j = 0; j < i; j++)
1348 				ql_free_dmabuf(ha, &hw->dma_buf.sds_ring[j]);
1349 
1350 			goto ql_alloc_dma_exit;
1351 		}
1352 		QL_DPRINT4(ha, (dev, "%s: sds_ring[%d] phys %p virt %p\n",
1353 			__func__, i,
1354 			(void *)(hw->dma_buf.sds_ring[i].dma_addr),
1355 			hw->dma_buf.sds_ring[i].dma_b));
1356 	}
1357 	for (i = 0; i < hw->num_sds_rings; i++) {
1358 		hw->sds[i].sds_ring_base =
1359 			(q80_stat_desc_t *)hw->dma_buf.sds_ring[i].dma_b;
1360 	}
1361 
1362 	hw->dma_buf.flags.sds_ring = 1;
1363 
1364 	return 0;
1365 
1366 ql_alloc_dma_exit:
1367 	ql_free_dma(ha);
1368 	return -1;
1369 }
1370 
1371 #define Q8_MBX_MSEC_DELAY	5000
1372 
1373 static int
1374 qla_mbx_cmd(qla_host_t *ha, uint32_t *h_mbox, uint32_t n_hmbox,
1375 	uint32_t *fw_mbox, uint32_t n_fwmbox, uint32_t no_pause)
1376 {
1377 	uint32_t i;
1378 	uint32_t data;
1379 	int ret = 0;
1380 	uint64_t start_usecs;
1381 	uint64_t end_usecs;
1382 	uint64_t msecs_200;
1383 
1384 	ql_sp_log(ha, 0, 5, no_pause, h_mbox[0], h_mbox[1], h_mbox[2], h_mbox[3]);
1385 
1386 	if (ha->offline || ha->qla_initiate_recovery) {
1387 		ql_sp_log(ha, 1, 2, ha->offline, ha->qla_initiate_recovery, 0, 0, 0);
1388 		goto exit_qla_mbx_cmd;
1389 	}
1390 
1391 	if (((ha->err_inject & 0xFFFF) == INJCT_MBX_CMD_FAILURE) &&
1392 		(((ha->err_inject & ~0xFFFF) == ((h_mbox[0] & 0xFFFF) << 16))||
1393 		!(ha->err_inject & ~0xFFFF))) {
1394 		ret = -3;
1395 		QL_INITIATE_RECOVERY(ha);
1396 		goto exit_qla_mbx_cmd;
1397 	}
1398 
1399 	start_usecs = qla_get_usec_timestamp();
1400 
1401 	if (no_pause)
1402 		i = 1000;
1403 	else
1404 		i = Q8_MBX_MSEC_DELAY;
1405 
1406 	while (i) {
1407 		if (ha->qla_initiate_recovery) {
1408 			ql_sp_log(ha, 2, 1, ha->qla_initiate_recovery, 0, 0, 0, 0);
1409 			return (-1);
1410 		}
1411 
1412 		data = READ_REG32(ha, Q8_HOST_MBOX_CNTRL);
1413 		if (data == 0)
1414 			break;
1415 		if (no_pause) {
1416 			DELAY(1000);
1417 		} else {
1418 			qla_mdelay(__func__, 1);
1419 		}
1420 		i--;
1421 	}
1422 
1423 	if (i == 0) {
1424 		device_printf(ha->pci_dev, "%s: host_mbx_cntrl 0x%08x\n",
1425 			__func__, data);
1426 		ql_sp_log(ha, 3, 1, data, 0, 0, 0, 0);
1427 		ret = -1;
1428 		ha->hw.mbx_comp_msecs[(Q8_MBX_COMP_MSECS - 2)]++;
1429 		QL_INITIATE_RECOVERY(ha);
1430 		goto exit_qla_mbx_cmd;
1431 	}
1432 
1433 	for (i = 0; i < n_hmbox; i++) {
1434 		WRITE_REG32(ha, (Q8_HOST_MBOX0 + (i << 2)), *h_mbox);
1435 		h_mbox++;
1436 	}
1437 
1438 	WRITE_REG32(ha, Q8_HOST_MBOX_CNTRL, 0x1);
1439 
1440 	i = Q8_MBX_MSEC_DELAY;
1441 	while (i) {
1442 		if (ha->qla_initiate_recovery) {
1443 			ql_sp_log(ha, 4, 1, ha->qla_initiate_recovery, 0, 0, 0, 0);
1444 			return (-1);
1445 		}
1446 
1447 		data = READ_REG32(ha, Q8_FW_MBOX_CNTRL);
1448 
1449 		if ((data & 0x3) == 1) {
1450 			data = READ_REG32(ha, Q8_FW_MBOX0);
1451 			if ((data & 0xF000) != 0x8000)
1452 				break;
1453 		}
1454 		if (no_pause) {
1455 			DELAY(1000);
1456 		} else {
1457 			qla_mdelay(__func__, 1);
1458 		}
1459 		i--;
1460 	}
1461 	if (i == 0) {
1462 		device_printf(ha->pci_dev, "%s: fw_mbx_cntrl 0x%08x\n",
1463 			__func__, data);
1464 		ql_sp_log(ha, 5, 1, data, 0, 0, 0, 0);
1465 		ret = -2;
1466 		ha->hw.mbx_comp_msecs[(Q8_MBX_COMP_MSECS - 1)]++;
1467 		QL_INITIATE_RECOVERY(ha);
1468 		goto exit_qla_mbx_cmd;
1469 	}
1470 
1471 	for (i = 0; i < n_fwmbox; i++) {
1472 		if (ha->qla_initiate_recovery) {
1473 			ql_sp_log(ha, 6, 1, ha->qla_initiate_recovery, 0, 0, 0, 0);
1474 			return (-1);
1475 		}
1476 
1477 		*fw_mbox++ = READ_REG32(ha, (Q8_FW_MBOX0 + (i << 2)));
1478 	}
1479 
1480 	WRITE_REG32(ha, Q8_FW_MBOX_CNTRL, 0x0);
1481 	WRITE_REG32(ha, ha->hw.mbx_intr_mask_offset, 0x0);
1482 
1483 	end_usecs = qla_get_usec_timestamp();
1484 
1485 	if (end_usecs > start_usecs) {
1486 		msecs_200 = (end_usecs - start_usecs)/(1000 * 200);
1487 
1488 		if (msecs_200 < 15)
1489 			ha->hw.mbx_comp_msecs[msecs_200]++;
1490 		else if (msecs_200 < 20)
1491 			ha->hw.mbx_comp_msecs[15]++;
1492 		else {
1493 			device_printf(ha->pci_dev, "%s: [%ld, %ld] %ld\n", __func__,
1494 				start_usecs, end_usecs, msecs_200);
1495 			ha->hw.mbx_comp_msecs[16]++;
1496 		}
1497 	}
1498 	ql_sp_log(ha, 7, 5, fw_mbox[0], fw_mbox[1], fw_mbox[2], fw_mbox[3], fw_mbox[4]);
1499 
1500 exit_qla_mbx_cmd:
1501 	return (ret);
1502 }
1503 
1504 int
1505 qla_get_nic_partition(qla_host_t *ha, uint32_t *supports_9kb,
1506 	uint32_t *num_rcvq)
1507 {
1508 	uint32_t *mbox, err;
1509 	device_t dev = ha->pci_dev;
1510 
1511 	bzero(ha->hw.mbox, (sizeof (uint32_t) * Q8_NUM_MBOX));
1512 
1513 	mbox = ha->hw.mbox;
1514 
1515 	mbox[0] = Q8_MBX_GET_NIC_PARTITION | (0x2 << 16) | (0x2 << 29);
1516 
1517 	if (qla_mbx_cmd(ha, mbox, 2, mbox, 19, 0)) {
1518 		device_printf(dev, "%s: failed0\n", __func__);
1519 		return (-1);
1520 	}
1521 	err = mbox[0] >> 25;
1522 
1523 	if (supports_9kb != NULL) {
1524 		if (mbox[16] & 0x80) /* bit 7 of mbox 16 */
1525 			*supports_9kb = 1;
1526 		else
1527 			*supports_9kb = 0;
1528 	}
1529 
1530 	if (num_rcvq != NULL)
1531 		*num_rcvq =  ((mbox[6] >> 16) & 0xFFFF);
1532 
1533 	if ((err != 1) && (err != 0)) {
1534 		device_printf(dev, "%s: failed1 [0x%08x]\n", __func__, err);
1535 		return (-1);
1536 	}
1537 	return 0;
1538 }
1539 
1540 static int
1541 qla_config_intr_cntxt(qla_host_t *ha, uint32_t start_idx, uint32_t num_intrs,
1542 	uint32_t create)
1543 {
1544 	uint32_t i, err;
1545 	device_t dev = ha->pci_dev;
1546 	q80_config_intr_t *c_intr;
1547 	q80_config_intr_rsp_t *c_intr_rsp;
1548 
1549 	c_intr = (q80_config_intr_t *)ha->hw.mbox;
1550 	bzero(c_intr, (sizeof (q80_config_intr_t)));
1551 
1552 	c_intr->opcode = Q8_MBX_CONFIG_INTR;
1553 
1554 	c_intr->count_version = (sizeof (q80_config_intr_t) >> 2);
1555 	c_intr->count_version |= Q8_MBX_CMD_VERSION;
1556 
1557 	c_intr->nentries = num_intrs;
1558 
1559 	for (i = 0; i < num_intrs; i++) {
1560 		if (create) {
1561 			c_intr->intr[i].cmd_type = Q8_MBX_CONFIG_INTR_CREATE;
1562 			c_intr->intr[i].msix_index = start_idx + 1 + i;
1563 		} else {
1564 			c_intr->intr[i].cmd_type = Q8_MBX_CONFIG_INTR_DELETE;
1565 			c_intr->intr[i].msix_index =
1566 				ha->hw.intr_id[(start_idx + i)];
1567 		}
1568 
1569 		c_intr->intr[i].cmd_type |= Q8_MBX_CONFIG_INTR_TYPE_MSI_X;
1570 	}
1571 
1572 	if (qla_mbx_cmd(ha, (uint32_t *)c_intr,
1573 		(sizeof (q80_config_intr_t) >> 2),
1574 		ha->hw.mbox, (sizeof (q80_config_intr_rsp_t) >> 2), 0)) {
1575 		device_printf(dev, "%s: %s failed0\n", __func__,
1576 			(create ? "create" : "delete"));
1577 		return (-1);
1578 	}
1579 
1580 	c_intr_rsp = (q80_config_intr_rsp_t *)ha->hw.mbox;
1581 
1582 	err = Q8_MBX_RSP_STATUS(c_intr_rsp->regcnt_status);
1583 
1584 	if (err) {
1585 		device_printf(dev, "%s: %s failed1 [0x%08x, %d]\n", __func__,
1586 			(create ? "create" : "delete"), err, c_intr_rsp->nentries);
1587 
1588 		for (i = 0; i < c_intr_rsp->nentries; i++) {
1589 			device_printf(dev, "%s: [%d]:[0x%x 0x%x 0x%x]\n",
1590 				__func__, i,
1591 				c_intr_rsp->intr[i].status,
1592 				c_intr_rsp->intr[i].intr_id,
1593 				c_intr_rsp->intr[i].intr_src);
1594 		}
1595 
1596 		return (-1);
1597 	}
1598 
1599 	for (i = 0; ((i < num_intrs) && create); i++) {
1600 		if (!c_intr_rsp->intr[i].status) {
1601 			ha->hw.intr_id[(start_idx + i)] =
1602 				c_intr_rsp->intr[i].intr_id;
1603 			ha->hw.intr_src[(start_idx + i)] =
1604 				c_intr_rsp->intr[i].intr_src;
1605 		}
1606 	}
1607 
1608 	return (0);
1609 }
1610 
1611 /*
1612  * Name: qla_config_rss
1613  * Function: Configure RSS for the context/interface.
1614  */
1615 static const uint64_t rss_key[] = { 0xbeac01fa6a42b73bULL,
1616 			0x8030f20c77cb2da3ULL,
1617 			0xae7b30b4d0ca2bcbULL, 0x43a38fb04167253dULL,
1618 			0x255b0ec26d5a56daULL };
1619 
1620 static int
1621 qla_config_rss(qla_host_t *ha, uint16_t cntxt_id)
1622 {
1623 	q80_config_rss_t	*c_rss;
1624 	q80_config_rss_rsp_t	*c_rss_rsp;
1625 	uint32_t		err, i;
1626 	device_t		dev = ha->pci_dev;
1627 
1628 	c_rss = (q80_config_rss_t *)ha->hw.mbox;
1629 	bzero(c_rss, (sizeof (q80_config_rss_t)));
1630 
1631 	c_rss->opcode = Q8_MBX_CONFIG_RSS;
1632 
1633 	c_rss->count_version = (sizeof (q80_config_rss_t) >> 2);
1634 	c_rss->count_version |= Q8_MBX_CMD_VERSION;
1635 
1636 	c_rss->hash_type = (Q8_MBX_RSS_HASH_TYPE_IPV4_TCP_IP |
1637 				Q8_MBX_RSS_HASH_TYPE_IPV6_TCP_IP);
1638 	//c_rss->hash_type = (Q8_MBX_RSS_HASH_TYPE_IPV4_TCP |
1639 	//			Q8_MBX_RSS_HASH_TYPE_IPV6_TCP);
1640 
1641 	c_rss->flags = Q8_MBX_RSS_FLAGS_ENABLE_RSS;
1642 	c_rss->flags |= Q8_MBX_RSS_FLAGS_USE_IND_TABLE;
1643 
1644 	c_rss->indtbl_mask = Q8_MBX_RSS_INDTBL_MASK;
1645 
1646 	c_rss->indtbl_mask |= Q8_MBX_RSS_FLAGS_MULTI_RSS_VALID;
1647 	c_rss->flags |= Q8_MBX_RSS_FLAGS_TYPE_CRSS;
1648 
1649 	c_rss->cntxt_id = cntxt_id;
1650 
1651 	for (i = 0; i < 5; i++) {
1652 		c_rss->rss_key[i] = rss_key[i];
1653 	}
1654 
1655 	if (qla_mbx_cmd(ha, (uint32_t *)c_rss,
1656 		(sizeof (q80_config_rss_t) >> 2),
1657 		ha->hw.mbox, (sizeof(q80_config_rss_rsp_t) >> 2), 0)) {
1658 		device_printf(dev, "%s: failed0\n", __func__);
1659 		return (-1);
1660 	}
1661 	c_rss_rsp = (q80_config_rss_rsp_t *)ha->hw.mbox;
1662 
1663 	err = Q8_MBX_RSP_STATUS(c_rss_rsp->regcnt_status);
1664 
1665 	if (err) {
1666 		device_printf(dev, "%s: failed1 [0x%08x]\n", __func__, err);
1667 		return (-1);
1668 	}
1669 	return 0;
1670 }
1671 
1672 static int
1673 qla_set_rss_ind_table(qla_host_t *ha, uint32_t start_idx, uint32_t count,
1674         uint16_t cntxt_id, uint8_t *ind_table)
1675 {
1676         q80_config_rss_ind_table_t      *c_rss_ind;
1677         q80_config_rss_ind_table_rsp_t  *c_rss_ind_rsp;
1678         uint32_t                        err;
1679         device_t                        dev = ha->pci_dev;
1680 
1681 	if ((count > Q8_RSS_IND_TBL_SIZE) ||
1682 		((start_idx + count - 1) > Q8_RSS_IND_TBL_MAX_IDX)) {
1683 		device_printf(dev, "%s: illegal count [%d, %d]\n", __func__,
1684 			start_idx, count);
1685 		return (-1);
1686 	}
1687 
1688         c_rss_ind = (q80_config_rss_ind_table_t *)ha->hw.mbox;
1689         bzero(c_rss_ind, sizeof (q80_config_rss_ind_table_t));
1690 
1691         c_rss_ind->opcode = Q8_MBX_CONFIG_RSS_TABLE;
1692         c_rss_ind->count_version = (sizeof (q80_config_rss_ind_table_t) >> 2);
1693         c_rss_ind->count_version |= Q8_MBX_CMD_VERSION;
1694 
1695 	c_rss_ind->start_idx = start_idx;
1696 	c_rss_ind->end_idx = start_idx + count - 1;
1697 	c_rss_ind->cntxt_id = cntxt_id;
1698 	bcopy(ind_table, c_rss_ind->ind_table, count);
1699 
1700 	if (qla_mbx_cmd(ha, (uint32_t *)c_rss_ind,
1701 		(sizeof (q80_config_rss_ind_table_t) >> 2), ha->hw.mbox,
1702 		(sizeof(q80_config_rss_ind_table_rsp_t) >> 2), 0)) {
1703 		device_printf(dev, "%s: failed0\n", __func__);
1704 		return (-1);
1705 	}
1706 
1707 	c_rss_ind_rsp = (q80_config_rss_ind_table_rsp_t *)ha->hw.mbox;
1708 	err = Q8_MBX_RSP_STATUS(c_rss_ind_rsp->regcnt_status);
1709 
1710 	if (err) {
1711 		device_printf(dev, "%s: failed1 [0x%08x]\n", __func__, err);
1712 		return (-1);
1713 	}
1714 	return 0;
1715 }
1716 
1717 /*
1718  * Name: qla_config_intr_coalesce
1719  * Function: Configure Interrupt Coalescing.
1720  */
1721 static int
1722 qla_config_intr_coalesce(qla_host_t *ha, uint16_t cntxt_id, int tenable,
1723 	int rcv)
1724 {
1725 	q80_config_intr_coalesc_t	*intrc;
1726 	q80_config_intr_coalesc_rsp_t	*intrc_rsp;
1727 	uint32_t			err, i;
1728 	device_t			dev = ha->pci_dev;
1729 
1730 	intrc = (q80_config_intr_coalesc_t *)ha->hw.mbox;
1731 	bzero(intrc, (sizeof (q80_config_intr_coalesc_t)));
1732 
1733 	intrc->opcode = Q8_MBX_CONFIG_INTR_COALESCE;
1734 	intrc->count_version = (sizeof (q80_config_intr_coalesc_t) >> 2);
1735 	intrc->count_version |= Q8_MBX_CMD_VERSION;
1736 
1737 	if (rcv) {
1738 		intrc->flags = Q8_MBX_INTRC_FLAGS_RCV;
1739 		intrc->max_pkts = ha->hw.rcv_intr_coalesce & 0xFFFF;
1740 		intrc->max_mswait = (ha->hw.rcv_intr_coalesce >> 16) & 0xFFFF;
1741 	} else {
1742 		intrc->flags = Q8_MBX_INTRC_FLAGS_XMT;
1743 		intrc->max_pkts = ha->hw.xmt_intr_coalesce & 0xFFFF;
1744 		intrc->max_mswait = (ha->hw.xmt_intr_coalesce >> 16) & 0xFFFF;
1745 	}
1746 
1747 	intrc->cntxt_id = cntxt_id;
1748 
1749 	if (tenable) {
1750 		intrc->flags |= Q8_MBX_INTRC_FLAGS_PERIODIC;
1751 		intrc->timer_type = Q8_MBX_INTRC_TIMER_PERIODIC;
1752 
1753 		for (i = 0; i < ha->hw.num_sds_rings; i++) {
1754 			intrc->sds_ring_mask |= (1 << i);
1755 		}
1756 		intrc->ms_timeout = 1000;
1757 	}
1758 
1759 	if (qla_mbx_cmd(ha, (uint32_t *)intrc,
1760 		(sizeof (q80_config_intr_coalesc_t) >> 2),
1761 		ha->hw.mbox, (sizeof(q80_config_intr_coalesc_rsp_t) >> 2), 0)) {
1762 		device_printf(dev, "%s: failed0\n", __func__);
1763 		return (-1);
1764 	}
1765 	intrc_rsp = (q80_config_intr_coalesc_rsp_t *)ha->hw.mbox;
1766 
1767 	err = Q8_MBX_RSP_STATUS(intrc_rsp->regcnt_status);
1768 
1769 	if (err) {
1770 		device_printf(dev, "%s: failed1 [0x%08x]\n", __func__, err);
1771 		return (-1);
1772 	}
1773 
1774 	return 0;
1775 }
1776 
1777 /*
1778  * Name: qla_config_mac_addr
1779  * Function: binds a MAC address to the context/interface.
1780  *	Can be unicast, multicast or broadcast.
1781  */
1782 static int
1783 qla_config_mac_addr(qla_host_t *ha, uint8_t *mac_addr, uint32_t add_mac,
1784 	uint32_t num_mac)
1785 {
1786 	q80_config_mac_addr_t		*cmac;
1787 	q80_config_mac_addr_rsp_t	*cmac_rsp;
1788 	uint32_t			err;
1789 	device_t			dev = ha->pci_dev;
1790 	int				i;
1791 	uint8_t				*mac_cpy = mac_addr;
1792 
1793 	if (num_mac > Q8_MAX_MAC_ADDRS) {
1794 		device_printf(dev, "%s: %s num_mac [0x%x] > Q8_MAX_MAC_ADDRS\n",
1795 			__func__, (add_mac ? "Add" : "Del"), num_mac);
1796 		return (-1);
1797 	}
1798 
1799 	cmac = (q80_config_mac_addr_t *)ha->hw.mbox;
1800 	bzero(cmac, (sizeof (q80_config_mac_addr_t)));
1801 
1802 	cmac->opcode = Q8_MBX_CONFIG_MAC_ADDR;
1803 	cmac->count_version = sizeof (q80_config_mac_addr_t) >> 2;
1804 	cmac->count_version |= Q8_MBX_CMD_VERSION;
1805 
1806 	if (add_mac)
1807 		cmac->cmd = Q8_MBX_CMAC_CMD_ADD_MAC_ADDR;
1808 	else
1809 		cmac->cmd = Q8_MBX_CMAC_CMD_DEL_MAC_ADDR;
1810 
1811 	cmac->cmd |= Q8_MBX_CMAC_CMD_CAM_INGRESS;
1812 
1813 	cmac->nmac_entries = num_mac;
1814 	cmac->cntxt_id = ha->hw.rcv_cntxt_id;
1815 
1816 	for (i = 0; i < num_mac; i++) {
1817 		bcopy(mac_addr, cmac->mac_addr[i].addr, Q8_ETHER_ADDR_LEN);
1818 		mac_addr = mac_addr + ETHER_ADDR_LEN;
1819 	}
1820 
1821 	if (qla_mbx_cmd(ha, (uint32_t *)cmac,
1822 		(sizeof (q80_config_mac_addr_t) >> 2),
1823 		ha->hw.mbox, (sizeof(q80_config_mac_addr_rsp_t) >> 2), 1)) {
1824 		device_printf(dev, "%s: %s failed0\n", __func__,
1825 			(add_mac ? "Add" : "Del"));
1826 		return (-1);
1827 	}
1828 	cmac_rsp = (q80_config_mac_addr_rsp_t *)ha->hw.mbox;
1829 
1830 	err = Q8_MBX_RSP_STATUS(cmac_rsp->regcnt_status);
1831 
1832 	if (err) {
1833 		device_printf(dev, "%s: %s failed1 [0x%08x]\n", __func__,
1834 			(add_mac ? "Add" : "Del"), err);
1835 		for (i = 0; i < num_mac; i++) {
1836 			device_printf(dev, "%s: %02x:%02x:%02x:%02x:%02x:%02x\n",
1837 				__func__, mac_cpy[0], mac_cpy[1], mac_cpy[2],
1838 				mac_cpy[3], mac_cpy[4], mac_cpy[5]);
1839 			mac_cpy += ETHER_ADDR_LEN;
1840 		}
1841 		return (-1);
1842 	}
1843 
1844 	return 0;
1845 }
1846 
1847 /*
1848  * Name: qla_set_mac_rcv_mode
1849  * Function: Enable/Disable AllMulticast and Promiscous Modes.
1850  */
1851 static int
1852 qla_set_mac_rcv_mode(qla_host_t *ha, uint32_t mode)
1853 {
1854 	q80_config_mac_rcv_mode_t	*rcv_mode;
1855 	uint32_t			err;
1856 	q80_config_mac_rcv_mode_rsp_t	*rcv_mode_rsp;
1857 	device_t			dev = ha->pci_dev;
1858 
1859 	rcv_mode = (q80_config_mac_rcv_mode_t *)ha->hw.mbox;
1860 	bzero(rcv_mode, (sizeof (q80_config_mac_rcv_mode_t)));
1861 
1862 	rcv_mode->opcode = Q8_MBX_CONFIG_MAC_RX_MODE;
1863 	rcv_mode->count_version = sizeof (q80_config_mac_rcv_mode_t) >> 2;
1864 	rcv_mode->count_version |= Q8_MBX_CMD_VERSION;
1865 
1866 	rcv_mode->mode = mode;
1867 
1868 	rcv_mode->cntxt_id = ha->hw.rcv_cntxt_id;
1869 
1870 	if (qla_mbx_cmd(ha, (uint32_t *)rcv_mode,
1871 		(sizeof (q80_config_mac_rcv_mode_t) >> 2),
1872 		ha->hw.mbox, (sizeof(q80_config_mac_rcv_mode_rsp_t) >> 2), 1)) {
1873 		device_printf(dev, "%s: failed0\n", __func__);
1874 		return (-1);
1875 	}
1876 	rcv_mode_rsp = (q80_config_mac_rcv_mode_rsp_t *)ha->hw.mbox;
1877 
1878 	err = Q8_MBX_RSP_STATUS(rcv_mode_rsp->regcnt_status);
1879 
1880 	if (err) {
1881 		device_printf(dev, "%s: failed1 [0x%08x]\n", __func__, err);
1882 		return (-1);
1883 	}
1884 
1885 	return 0;
1886 }
1887 
1888 int
1889 ql_set_promisc(qla_host_t *ha)
1890 {
1891 	int ret;
1892 
1893 	ha->hw.mac_rcv_mode |= Q8_MBX_MAC_RCV_PROMISC_ENABLE;
1894 	ret = qla_set_mac_rcv_mode(ha, ha->hw.mac_rcv_mode);
1895 	return (ret);
1896 }
1897 
1898 void
1899 qla_reset_promisc(qla_host_t *ha)
1900 {
1901 	ha->hw.mac_rcv_mode &= ~Q8_MBX_MAC_RCV_PROMISC_ENABLE;
1902 	(void)qla_set_mac_rcv_mode(ha, ha->hw.mac_rcv_mode);
1903 }
1904 
1905 int
1906 ql_set_allmulti(qla_host_t *ha)
1907 {
1908 	int ret;
1909 
1910 	ha->hw.mac_rcv_mode |= Q8_MBX_MAC_ALL_MULTI_ENABLE;
1911 	ret = qla_set_mac_rcv_mode(ha, ha->hw.mac_rcv_mode);
1912 	return (ret);
1913 }
1914 
1915 void
1916 qla_reset_allmulti(qla_host_t *ha)
1917 {
1918 	ha->hw.mac_rcv_mode &= ~Q8_MBX_MAC_ALL_MULTI_ENABLE;
1919 	(void)qla_set_mac_rcv_mode(ha, ha->hw.mac_rcv_mode);
1920 }
1921 
1922 /*
1923  * Name: ql_set_max_mtu
1924  * Function:
1925  *	Sets the maximum transfer unit size for the specified rcv context.
1926  */
1927 int
1928 ql_set_max_mtu(qla_host_t *ha, uint32_t mtu, uint16_t cntxt_id)
1929 {
1930 	device_t		dev;
1931 	q80_set_max_mtu_t	*max_mtu;
1932 	q80_set_max_mtu_rsp_t	*max_mtu_rsp;
1933 	uint32_t		err;
1934 
1935 	dev = ha->pci_dev;
1936 
1937 	max_mtu = (q80_set_max_mtu_t *)ha->hw.mbox;
1938 	bzero(max_mtu, (sizeof (q80_set_max_mtu_t)));
1939 
1940 	max_mtu->opcode = Q8_MBX_SET_MAX_MTU;
1941 	max_mtu->count_version = (sizeof (q80_set_max_mtu_t) >> 2);
1942 	max_mtu->count_version |= Q8_MBX_CMD_VERSION;
1943 
1944 	max_mtu->cntxt_id = cntxt_id;
1945 	max_mtu->mtu = mtu;
1946 
1947         if (qla_mbx_cmd(ha, (uint32_t *)max_mtu,
1948 		(sizeof (q80_set_max_mtu_t) >> 2),
1949                 ha->hw.mbox, (sizeof (q80_set_max_mtu_rsp_t) >> 2), 1)) {
1950                 device_printf(dev, "%s: failed\n", __func__);
1951                 return -1;
1952         }
1953 
1954 	max_mtu_rsp = (q80_set_max_mtu_rsp_t *)ha->hw.mbox;
1955 
1956         err = Q8_MBX_RSP_STATUS(max_mtu_rsp->regcnt_status);
1957 
1958         if (err) {
1959                 device_printf(dev, "%s: failed [0x%08x]\n", __func__, err);
1960         }
1961 
1962 	return 0;
1963 }
1964 
1965 static int
1966 qla_link_event_req(qla_host_t *ha, uint16_t cntxt_id)
1967 {
1968 	device_t		dev;
1969 	q80_link_event_t	*lnk;
1970 	q80_link_event_rsp_t	*lnk_rsp;
1971 	uint32_t		err;
1972 
1973 	dev = ha->pci_dev;
1974 
1975 	lnk = (q80_link_event_t *)ha->hw.mbox;
1976 	bzero(lnk, (sizeof (q80_link_event_t)));
1977 
1978 	lnk->opcode = Q8_MBX_LINK_EVENT_REQ;
1979 	lnk->count_version = (sizeof (q80_link_event_t) >> 2);
1980 	lnk->count_version |= Q8_MBX_CMD_VERSION;
1981 
1982 	lnk->cntxt_id = cntxt_id;
1983 	lnk->cmd = Q8_LINK_EVENT_CMD_ENABLE_ASYNC;
1984 
1985         if (qla_mbx_cmd(ha, (uint32_t *)lnk, (sizeof (q80_link_event_t) >> 2),
1986                 ha->hw.mbox, (sizeof (q80_link_event_rsp_t) >> 2), 0)) {
1987                 device_printf(dev, "%s: failed\n", __func__);
1988                 return -1;
1989         }
1990 
1991 	lnk_rsp = (q80_link_event_rsp_t *)ha->hw.mbox;
1992 
1993         err = Q8_MBX_RSP_STATUS(lnk_rsp->regcnt_status);
1994 
1995         if (err) {
1996                 device_printf(dev, "%s: failed [0x%08x]\n", __func__, err);
1997         }
1998 
1999 	return 0;
2000 }
2001 
2002 static int
2003 qla_config_fw_lro(qla_host_t *ha, uint16_t cntxt_id)
2004 {
2005 	device_t		dev;
2006 	q80_config_fw_lro_t	*fw_lro;
2007 	q80_config_fw_lro_rsp_t	*fw_lro_rsp;
2008 	uint32_t		err;
2009 
2010 	dev = ha->pci_dev;
2011 
2012 	fw_lro = (q80_config_fw_lro_t *)ha->hw.mbox;
2013 	bzero(fw_lro, sizeof(q80_config_fw_lro_t));
2014 
2015 	fw_lro->opcode = Q8_MBX_CONFIG_FW_LRO;
2016 	fw_lro->count_version = (sizeof (q80_config_fw_lro_t) >> 2);
2017 	fw_lro->count_version |= Q8_MBX_CMD_VERSION;
2018 
2019 	fw_lro->flags |= Q8_MBX_FW_LRO_IPV4 | Q8_MBX_FW_LRO_IPV4_WO_DST_IP_CHK;
2020 	fw_lro->flags |= Q8_MBX_FW_LRO_IPV6 | Q8_MBX_FW_LRO_IPV6_WO_DST_IP_CHK;
2021 
2022 	fw_lro->cntxt_id = cntxt_id;
2023 
2024 	if (qla_mbx_cmd(ha, (uint32_t *)fw_lro,
2025 		(sizeof (q80_config_fw_lro_t) >> 2),
2026 		ha->hw.mbox, (sizeof (q80_config_fw_lro_rsp_t) >> 2), 0)) {
2027 		device_printf(dev, "%s: failed\n", __func__);
2028 		return -1;
2029 	}
2030 
2031 	fw_lro_rsp = (q80_config_fw_lro_rsp_t *)ha->hw.mbox;
2032 
2033 	err = Q8_MBX_RSP_STATUS(fw_lro_rsp->regcnt_status);
2034 
2035 	if (err) {
2036 		device_printf(dev, "%s: failed [0x%08x]\n", __func__, err);
2037 	}
2038 
2039 	return 0;
2040 }
2041 
2042 static int
2043 qla_set_cam_search_mode(qla_host_t *ha, uint32_t search_mode)
2044 {
2045 	device_t                dev;
2046 	q80_hw_config_t         *hw_config;
2047 	q80_hw_config_rsp_t     *hw_config_rsp;
2048 	uint32_t                err;
2049 
2050 	dev = ha->pci_dev;
2051 
2052 	hw_config = (q80_hw_config_t *)ha->hw.mbox;
2053 	bzero(hw_config, sizeof (q80_hw_config_t));
2054 
2055 	hw_config->opcode = Q8_MBX_HW_CONFIG;
2056 	hw_config->count_version = Q8_HW_CONFIG_SET_CAM_SEARCH_MODE_COUNT;
2057 	hw_config->count_version |= Q8_MBX_CMD_VERSION;
2058 
2059 	hw_config->cmd = Q8_HW_CONFIG_SET_CAM_SEARCH_MODE;
2060 
2061 	hw_config->u.set_cam_search_mode.mode = search_mode;
2062 
2063 	if (qla_mbx_cmd(ha, (uint32_t *)hw_config,
2064 		(sizeof (q80_hw_config_t) >> 2),
2065 		ha->hw.mbox, (sizeof (q80_hw_config_rsp_t) >> 2), 0)) {
2066 		device_printf(dev, "%s: failed\n", __func__);
2067 		return -1;
2068 	}
2069 	hw_config_rsp = (q80_hw_config_rsp_t *)ha->hw.mbox;
2070 
2071 	err = Q8_MBX_RSP_STATUS(hw_config_rsp->regcnt_status);
2072 
2073 	if (err) {
2074 		device_printf(dev, "%s: failed [0x%08x]\n", __func__, err);
2075 	}
2076 
2077 	return 0;
2078 }
2079 
2080 static int
2081 qla_get_cam_search_mode(qla_host_t *ha)
2082 {
2083 	device_t                dev;
2084 	q80_hw_config_t         *hw_config;
2085 	q80_hw_config_rsp_t     *hw_config_rsp;
2086 	uint32_t                err;
2087 
2088 	dev = ha->pci_dev;
2089 
2090 	hw_config = (q80_hw_config_t *)ha->hw.mbox;
2091 	bzero(hw_config, sizeof (q80_hw_config_t));
2092 
2093 	hw_config->opcode = Q8_MBX_HW_CONFIG;
2094 	hw_config->count_version = Q8_HW_CONFIG_GET_CAM_SEARCH_MODE_COUNT;
2095 	hw_config->count_version |= Q8_MBX_CMD_VERSION;
2096 
2097 	hw_config->cmd = Q8_HW_CONFIG_GET_CAM_SEARCH_MODE;
2098 
2099 	if (qla_mbx_cmd(ha, (uint32_t *)hw_config,
2100 		(sizeof (q80_hw_config_t) >> 2),
2101 		ha->hw.mbox, (sizeof (q80_hw_config_rsp_t) >> 2), 0)) {
2102 		device_printf(dev, "%s: failed\n", __func__);
2103 		return -1;
2104 	}
2105 	hw_config_rsp = (q80_hw_config_rsp_t *)ha->hw.mbox;
2106 
2107 	err = Q8_MBX_RSP_STATUS(hw_config_rsp->regcnt_status);
2108 
2109 	if (err) {
2110 		device_printf(dev, "%s: failed [0x%08x]\n", __func__, err);
2111 	} else {
2112 		device_printf(dev, "%s: cam search mode [0x%08x]\n", __func__,
2113 			hw_config_rsp->u.get_cam_search_mode.mode);
2114 	}
2115 
2116 	return 0;
2117 }
2118 
2119 static int
2120 qla_get_hw_stats(qla_host_t *ha, uint32_t cmd, uint32_t rsp_size)
2121 {
2122 	device_t		dev;
2123 	q80_get_stats_t		*stat;
2124 	q80_get_stats_rsp_t	*stat_rsp;
2125 	uint32_t		err;
2126 
2127 	dev = ha->pci_dev;
2128 
2129 	stat = (q80_get_stats_t *)ha->hw.mbox;
2130 	bzero(stat, (sizeof (q80_get_stats_t)));
2131 
2132 	stat->opcode = Q8_MBX_GET_STATS;
2133 	stat->count_version = 2;
2134 	stat->count_version |= Q8_MBX_CMD_VERSION;
2135 
2136 	stat->cmd = cmd;
2137 
2138         if (qla_mbx_cmd(ha, (uint32_t *)stat, 2,
2139                 ha->hw.mbox, (rsp_size >> 2), 0)) {
2140                 device_printf(dev, "%s: failed\n", __func__);
2141                 return -1;
2142         }
2143 
2144 	stat_rsp = (q80_get_stats_rsp_t *)ha->hw.mbox;
2145 
2146         err = Q8_MBX_RSP_STATUS(stat_rsp->regcnt_status);
2147 
2148         if (err) {
2149                 return -1;
2150         }
2151 
2152 	return 0;
2153 }
2154 
2155 void
2156 ql_get_stats(qla_host_t *ha)
2157 {
2158 	q80_get_stats_rsp_t	*stat_rsp;
2159 	q80_mac_stats_t		*mstat;
2160 	q80_xmt_stats_t		*xstat;
2161 	q80_rcv_stats_t		*rstat;
2162 	uint32_t		cmd;
2163 	int			i;
2164 	if_t ifp = ha->ifp;
2165 
2166 	if (ifp == NULL)
2167 		return;
2168 
2169 	if (QLA_LOCK(ha, __func__, QLA_LOCK_DEFAULT_MS_TIMEOUT, 0) != 0) {
2170 		device_printf(ha->pci_dev, "%s: failed\n", __func__);
2171 		return;
2172 	}
2173 
2174 	if (!(if_getdrvflags(ifp) & IFF_DRV_RUNNING)) {
2175 		QLA_UNLOCK(ha, __func__);
2176 		return;
2177 	}
2178 
2179 	stat_rsp = (q80_get_stats_rsp_t *)ha->hw.mbox;
2180 	/*
2181 	 * Get MAC Statistics
2182 	 */
2183 	cmd = Q8_GET_STATS_CMD_TYPE_MAC;
2184 //	cmd |= Q8_GET_STATS_CMD_CLEAR;
2185 
2186 	cmd |= ((ha->pci_func & 0x1) << 16);
2187 
2188 	if (ha->qla_watchdog_pause || (!(if_getdrvflags(ifp) & IFF_DRV_RUNNING)) ||
2189 		ha->offline)
2190 		goto ql_get_stats_exit;
2191 
2192 	if (qla_get_hw_stats(ha, cmd, sizeof (q80_get_stats_rsp_t)) == 0) {
2193 		mstat = (q80_mac_stats_t *)&stat_rsp->u.mac;
2194 		bcopy(mstat, &ha->hw.mac, sizeof(q80_mac_stats_t));
2195 	} else {
2196                 device_printf(ha->pci_dev, "%s: mac failed [0x%08x]\n",
2197 			__func__, ha->hw.mbox[0]);
2198 	}
2199 	/*
2200 	 * Get RCV Statistics
2201 	 */
2202 	cmd = Q8_GET_STATS_CMD_RCV | Q8_GET_STATS_CMD_TYPE_CNTXT;
2203 //	cmd |= Q8_GET_STATS_CMD_CLEAR;
2204 	cmd |= (ha->hw.rcv_cntxt_id << 16);
2205 
2206 	if (ha->qla_watchdog_pause || (!(if_getdrvflags(ifp) & IFF_DRV_RUNNING)) ||
2207 		ha->offline)
2208 		goto ql_get_stats_exit;
2209 
2210 	if (qla_get_hw_stats(ha, cmd, sizeof (q80_get_stats_rsp_t)) == 0) {
2211 		rstat = (q80_rcv_stats_t *)&stat_rsp->u.rcv;
2212 		bcopy(rstat, &ha->hw.rcv, sizeof(q80_rcv_stats_t));
2213 	} else {
2214                 device_printf(ha->pci_dev, "%s: rcv failed [0x%08x]\n",
2215 			__func__, ha->hw.mbox[0]);
2216 	}
2217 
2218 	if (ha->qla_watchdog_pause || (!(if_getdrvflags(ifp) & IFF_DRV_RUNNING)) ||
2219 		ha->offline)
2220 		goto ql_get_stats_exit;
2221 	/*
2222 	 * Get XMT Statistics
2223 	 */
2224 	for (i = 0 ; (i < ha->hw.num_tx_rings); i++) {
2225 		if (ha->qla_watchdog_pause ||
2226 			(!(if_getdrvflags(ifp) & IFF_DRV_RUNNING)) ||
2227 			ha->offline)
2228 			goto ql_get_stats_exit;
2229 
2230 		cmd = Q8_GET_STATS_CMD_XMT | Q8_GET_STATS_CMD_TYPE_CNTXT;
2231 //		cmd |= Q8_GET_STATS_CMD_CLEAR;
2232 		cmd |= (ha->hw.tx_cntxt[i].tx_cntxt_id << 16);
2233 
2234 		if (qla_get_hw_stats(ha, cmd, sizeof(q80_get_stats_rsp_t))
2235 			== 0) {
2236 			xstat = (q80_xmt_stats_t *)&stat_rsp->u.xmt;
2237 			bcopy(xstat, &ha->hw.xmt[i], sizeof(q80_xmt_stats_t));
2238 		} else {
2239 			device_printf(ha->pci_dev, "%s: xmt failed [0x%08x]\n",
2240 				__func__, ha->hw.mbox[0]);
2241 		}
2242 	}
2243 
2244 ql_get_stats_exit:
2245 	QLA_UNLOCK(ha, __func__);
2246 
2247 	return;
2248 }
2249 
2250 /*
2251  * Name: qla_tx_tso
2252  * Function: Checks if the packet to be transmitted is a candidate for
2253  *	Large TCP Segment Offload. If yes, the appropriate fields in the Tx
2254  *	Ring Structure are plugged in.
2255  */
2256 static int
2257 qla_tx_tso(qla_host_t *ha, struct mbuf *mp, q80_tx_cmd_t *tx_cmd, uint8_t *hdr)
2258 {
2259 	struct ether_vlan_header *eh;
2260 	struct ip *ip = NULL;
2261 	struct ip6_hdr *ip6 = NULL;
2262 	struct tcphdr *th = NULL;
2263 	uint32_t ehdrlen,  hdrlen, ip_hlen, tcp_hlen, tcp_opt_off;
2264 	uint16_t etype, opcode, offload = 1;
2265 
2266 	eh = mtod(mp, struct ether_vlan_header *);
2267 
2268 	if (eh->evl_encap_proto == htons(ETHERTYPE_VLAN)) {
2269 		ehdrlen = ETHER_HDR_LEN + ETHER_VLAN_ENCAP_LEN;
2270 		etype = ntohs(eh->evl_proto);
2271 	} else {
2272 		ehdrlen = ETHER_HDR_LEN;
2273 		etype = ntohs(eh->evl_encap_proto);
2274 	}
2275 
2276 	hdrlen = 0;
2277 
2278 	switch (etype) {
2279 		case ETHERTYPE_IP:
2280 
2281 			tcp_opt_off = ehdrlen + sizeof(struct ip) +
2282 					sizeof(struct tcphdr);
2283 
2284 			if (mp->m_len < tcp_opt_off) {
2285 				m_copydata(mp, 0, tcp_opt_off, hdr);
2286 				ip = (struct ip *)(hdr + ehdrlen);
2287 			} else {
2288 				ip = (struct ip *)(mp->m_data + ehdrlen);
2289 			}
2290 
2291 			ip_hlen = ip->ip_hl << 2;
2292 			opcode = Q8_TX_CMD_OP_XMT_TCP_LSO;
2293 
2294 
2295 			if ((ip->ip_p != IPPROTO_TCP) ||
2296 				(ip_hlen != sizeof (struct ip))){
2297 				/* IP Options are not supported */
2298 
2299 				offload = 0;
2300 			} else
2301 				th = (struct tcphdr *)((caddr_t)ip + ip_hlen);
2302 
2303 		break;
2304 
2305 		case ETHERTYPE_IPV6:
2306 
2307 			tcp_opt_off = ehdrlen + sizeof(struct ip6_hdr) +
2308 					sizeof (struct tcphdr);
2309 
2310 			if (mp->m_len < tcp_opt_off) {
2311 				m_copydata(mp, 0, tcp_opt_off, hdr);
2312 				ip6 = (struct ip6_hdr *)(hdr + ehdrlen);
2313 			} else {
2314 				ip6 = (struct ip6_hdr *)(mp->m_data + ehdrlen);
2315 			}
2316 
2317 			ip_hlen = sizeof(struct ip6_hdr);
2318 			opcode = Q8_TX_CMD_OP_XMT_TCP_LSO_IPV6;
2319 
2320 			if (ip6->ip6_nxt != IPPROTO_TCP) {
2321 				//device_printf(dev, "%s: ipv6\n", __func__);
2322 				offload = 0;
2323 			} else
2324 				th = (struct tcphdr *)((caddr_t)ip6 + ip_hlen);
2325 		break;
2326 
2327 		default:
2328 			QL_DPRINT8(ha, (ha->pci_dev, "%s: type!=ip\n", __func__));
2329 			offload = 0;
2330 		break;
2331 	}
2332 
2333 	if (!offload)
2334 		return (-1);
2335 
2336 	tcp_hlen = th->th_off << 2;
2337 	hdrlen = ehdrlen + ip_hlen + tcp_hlen;
2338 
2339         if (mp->m_len < hdrlen) {
2340                 if (mp->m_len < tcp_opt_off) {
2341                         if (tcp_hlen > sizeof(struct tcphdr)) {
2342                                 m_copydata(mp, tcp_opt_off,
2343                                         (tcp_hlen - sizeof(struct tcphdr)),
2344                                         &hdr[tcp_opt_off]);
2345                         }
2346                 } else {
2347                         m_copydata(mp, 0, hdrlen, hdr);
2348                 }
2349         }
2350 
2351 	tx_cmd->mss = mp->m_pkthdr.tso_segsz;
2352 
2353 	tx_cmd->flags_opcode = opcode ;
2354 	tx_cmd->tcp_hdr_off = ip_hlen + ehdrlen;
2355 	tx_cmd->total_hdr_len = hdrlen;
2356 
2357 	/* Check for Multicast least significant bit of MSB == 1 */
2358 	if (eh->evl_dhost[0] & 0x01) {
2359 		tx_cmd->flags_opcode |= Q8_TX_CMD_FLAGS_MULTICAST;
2360 	}
2361 
2362 	if (mp->m_len < hdrlen) {
2363 		printf("%d\n", hdrlen);
2364 		return (1);
2365 	}
2366 
2367 	return (0);
2368 }
2369 
2370 /*
2371  * Name: qla_tx_chksum
2372  * Function: Checks if the packet to be transmitted is a candidate for
2373  *	TCP/UDP Checksum offload. If yes, the appropriate fields in the Tx
2374  *	Ring Structure are plugged in.
2375  */
2376 static int
2377 qla_tx_chksum(qla_host_t *ha, struct mbuf *mp, uint32_t *op_code,
2378 	uint32_t *tcp_hdr_off)
2379 {
2380 	struct ether_vlan_header *eh;
2381 	struct ip *ip;
2382 	struct ip6_hdr *ip6;
2383 	uint32_t ehdrlen, ip_hlen;
2384 	uint16_t etype, opcode, offload = 1;
2385 	uint8_t buf[sizeof(struct ip6_hdr)];
2386 
2387 	*op_code = 0;
2388 
2389 	if ((mp->m_pkthdr.csum_flags &
2390 		(CSUM_TCP|CSUM_UDP|CSUM_TCP_IPV6 | CSUM_UDP_IPV6)) == 0)
2391 		return (-1);
2392 
2393 	eh = mtod(mp, struct ether_vlan_header *);
2394 
2395 	if (eh->evl_encap_proto == htons(ETHERTYPE_VLAN)) {
2396 		ehdrlen = ETHER_HDR_LEN + ETHER_VLAN_ENCAP_LEN;
2397 		etype = ntohs(eh->evl_proto);
2398 	} else {
2399 		ehdrlen = ETHER_HDR_LEN;
2400 		etype = ntohs(eh->evl_encap_proto);
2401 	}
2402 
2403 
2404 	switch (etype) {
2405 		case ETHERTYPE_IP:
2406 			ip = (struct ip *)(mp->m_data + ehdrlen);
2407 
2408 			ip_hlen = sizeof (struct ip);
2409 
2410 			if (mp->m_len < (ehdrlen + ip_hlen)) {
2411 				m_copydata(mp, ehdrlen, sizeof(struct ip), buf);
2412 				ip = (struct ip *)buf;
2413 			}
2414 
2415 			if (ip->ip_p == IPPROTO_TCP)
2416 				opcode = Q8_TX_CMD_OP_XMT_TCP_CHKSUM;
2417 			else if (ip->ip_p == IPPROTO_UDP)
2418 				opcode = Q8_TX_CMD_OP_XMT_UDP_CHKSUM;
2419 			else {
2420 				//device_printf(dev, "%s: ipv4\n", __func__);
2421 				offload = 0;
2422 			}
2423 		break;
2424 
2425 		case ETHERTYPE_IPV6:
2426 			ip6 = (struct ip6_hdr *)(mp->m_data + ehdrlen);
2427 
2428 			ip_hlen = sizeof(struct ip6_hdr);
2429 
2430 			if (mp->m_len < (ehdrlen + ip_hlen)) {
2431 				m_copydata(mp, ehdrlen, sizeof (struct ip6_hdr),
2432 					buf);
2433 				ip6 = (struct ip6_hdr *)buf;
2434 			}
2435 
2436 			if (ip6->ip6_nxt == IPPROTO_TCP)
2437 				opcode = Q8_TX_CMD_OP_XMT_TCP_CHKSUM_IPV6;
2438 			else if (ip6->ip6_nxt == IPPROTO_UDP)
2439 				opcode = Q8_TX_CMD_OP_XMT_UDP_CHKSUM_IPV6;
2440 			else {
2441 				//device_printf(dev, "%s: ipv6\n", __func__);
2442 				offload = 0;
2443 			}
2444 		break;
2445 
2446 		default:
2447 			offload = 0;
2448 		break;
2449 	}
2450 	if (!offload)
2451 		return (-1);
2452 
2453 	*op_code = opcode;
2454 	*tcp_hdr_off = (ip_hlen + ehdrlen);
2455 
2456 	return (0);
2457 }
2458 
2459 #define QLA_TX_MIN_FREE 2
2460 /*
2461  * Name: ql_hw_send
2462  * Function: Transmits a packet. It first checks if the packet is a
2463  *	candidate for Large TCP Segment Offload and then for UDP/TCP checksum
2464  *	offload. If either of these creteria are not met, it is transmitted
2465  *	as a regular ethernet frame.
2466  */
2467 int
2468 ql_hw_send(qla_host_t *ha, bus_dma_segment_t *segs, int nsegs,
2469 	uint32_t tx_idx, struct mbuf *mp, uint32_t txr_idx, uint32_t iscsi_pdu)
2470 {
2471 	struct ether_vlan_header *eh;
2472 	qla_hw_t *hw = &ha->hw;
2473 	q80_tx_cmd_t *tx_cmd, tso_cmd;
2474 	bus_dma_segment_t *c_seg;
2475 	uint32_t num_tx_cmds, hdr_len = 0;
2476 	uint32_t total_length = 0, bytes, tx_cmd_count = 0, txr_next;
2477 	device_t dev;
2478 	int i, ret;
2479 	uint8_t *src = NULL, *dst = NULL;
2480 	uint8_t frame_hdr[QL_FRAME_HDR_SIZE];
2481 	uint32_t op_code = 0;
2482 	uint32_t tcp_hdr_off = 0;
2483 
2484 	dev = ha->pci_dev;
2485 
2486 	/*
2487 	 * Always make sure there is atleast one empty slot in the tx_ring
2488 	 * tx_ring is considered full when there only one entry available
2489 	 */
2490         num_tx_cmds = (nsegs + (Q8_TX_CMD_MAX_SEGMENTS - 1)) >> 2;
2491 
2492 	total_length = mp->m_pkthdr.len;
2493 	if (total_length > QLA_MAX_TSO_FRAME_SIZE) {
2494 		device_printf(dev, "%s: total length exceeds maxlen(%d)\n",
2495 			__func__, total_length);
2496 		return (EINVAL);
2497 	}
2498 	eh = mtod(mp, struct ether_vlan_header *);
2499 
2500 	if (mp->m_pkthdr.csum_flags & CSUM_TSO) {
2501 		bzero((void *)&tso_cmd, sizeof(q80_tx_cmd_t));
2502 
2503 		src = frame_hdr;
2504 		ret = qla_tx_tso(ha, mp, &tso_cmd, src);
2505 
2506 		if (!(ret & ~1)) {
2507 			/* find the additional tx_cmd descriptors required */
2508 
2509 			if (mp->m_flags & M_VLANTAG)
2510 				tso_cmd.total_hdr_len += ETHER_VLAN_ENCAP_LEN;
2511 
2512 			hdr_len = tso_cmd.total_hdr_len;
2513 
2514 			bytes = sizeof(q80_tx_cmd_t) - Q8_TX_CMD_TSO_ALIGN;
2515 			bytes = QL_MIN(bytes, hdr_len);
2516 
2517 			num_tx_cmds++;
2518 			hdr_len -= bytes;
2519 
2520 			while (hdr_len) {
2521 				bytes = QL_MIN((sizeof(q80_tx_cmd_t)), hdr_len);
2522 				hdr_len -= bytes;
2523 				num_tx_cmds++;
2524 			}
2525 			hdr_len = tso_cmd.total_hdr_len;
2526 
2527 			if (ret == 0)
2528 				src = (uint8_t *)eh;
2529 		} else
2530 			return (EINVAL);
2531 	} else {
2532 		(void)qla_tx_chksum(ha, mp, &op_code, &tcp_hdr_off);
2533 	}
2534 
2535 	if (hw->tx_cntxt[txr_idx].txr_free <= (num_tx_cmds + QLA_TX_MIN_FREE)) {
2536 		ql_hw_tx_done_locked(ha, txr_idx);
2537 		if (hw->tx_cntxt[txr_idx].txr_free <=
2538 				(num_tx_cmds + QLA_TX_MIN_FREE)) {
2539         		QL_DPRINT8(ha, (dev, "%s: (hw->txr_free <= "
2540 				"(num_tx_cmds + QLA_TX_MIN_FREE))\n",
2541 				__func__));
2542 			return (-1);
2543 		}
2544 	}
2545 
2546 	for (i = 0; i < num_tx_cmds; i++) {
2547 		int j;
2548 
2549 		j = (tx_idx+i) & (NUM_TX_DESCRIPTORS - 1);
2550 
2551 		if (NULL != ha->tx_ring[txr_idx].tx_buf[j].m_head) {
2552 			QL_ASSERT(ha, 0, \
2553 				("%s [%d]: txr_idx = %d tx_idx = %d mbuf = %p\n",\
2554 				__func__, __LINE__, txr_idx, j,\
2555 				ha->tx_ring[txr_idx].tx_buf[j].m_head));
2556 			return (EINVAL);
2557 		}
2558 	}
2559 
2560 	tx_cmd = &hw->tx_cntxt[txr_idx].tx_ring_base[tx_idx];
2561 
2562         if (!(mp->m_pkthdr.csum_flags & CSUM_TSO)) {
2563                 if (nsegs > ha->hw.max_tx_segs)
2564                         ha->hw.max_tx_segs = nsegs;
2565 
2566                 bzero((void *)tx_cmd, sizeof(q80_tx_cmd_t));
2567 
2568                 if (op_code) {
2569                         tx_cmd->flags_opcode = op_code;
2570                         tx_cmd->tcp_hdr_off = tcp_hdr_off;
2571 
2572                 } else {
2573                         tx_cmd->flags_opcode = Q8_TX_CMD_OP_XMT_ETHER;
2574                 }
2575 	} else {
2576 		bcopy(&tso_cmd, tx_cmd, sizeof(q80_tx_cmd_t));
2577 		ha->tx_tso_frames++;
2578 	}
2579 
2580 	if (eh->evl_encap_proto == htons(ETHERTYPE_VLAN)) {
2581         	tx_cmd->flags_opcode |= Q8_TX_CMD_FLAGS_VLAN_TAGGED;
2582 
2583 		if (iscsi_pdu)
2584 			eh->evl_tag |= ha->hw.user_pri_iscsi << 13;
2585 
2586 	} else if (mp->m_flags & M_VLANTAG) {
2587 		if (hdr_len) { /* TSO */
2588 			tx_cmd->flags_opcode |= (Q8_TX_CMD_FLAGS_VLAN_TAGGED |
2589 						Q8_TX_CMD_FLAGS_HW_VLAN_ID);
2590 			tx_cmd->tcp_hdr_off += ETHER_VLAN_ENCAP_LEN;
2591 		} else
2592 			tx_cmd->flags_opcode |= Q8_TX_CMD_FLAGS_HW_VLAN_ID;
2593 
2594 		ha->hw_vlan_tx_frames++;
2595 		tx_cmd->vlan_tci = mp->m_pkthdr.ether_vtag;
2596 
2597 		if (iscsi_pdu) {
2598 			tx_cmd->vlan_tci |= ha->hw.user_pri_iscsi << 13;
2599 			mp->m_pkthdr.ether_vtag = tx_cmd->vlan_tci;
2600 		}
2601 	}
2602 
2603         tx_cmd->n_bufs = (uint8_t)nsegs;
2604         tx_cmd->data_len_lo = (uint8_t)(total_length & 0xFF);
2605         tx_cmd->data_len_hi = qla_host_to_le16(((uint16_t)(total_length >> 8)));
2606 	tx_cmd->cntxtid = Q8_TX_CMD_PORT_CNXTID(ha->pci_func);
2607 
2608 	c_seg = segs;
2609 
2610 	while (1) {
2611 		for (i = 0; ((i < Q8_TX_CMD_MAX_SEGMENTS) && nsegs); i++) {
2612 			switch (i) {
2613 			case 0:
2614 				tx_cmd->buf1_addr = c_seg->ds_addr;
2615 				tx_cmd->buf1_len = c_seg->ds_len;
2616 				break;
2617 
2618 			case 1:
2619 				tx_cmd->buf2_addr = c_seg->ds_addr;
2620 				tx_cmd->buf2_len = c_seg->ds_len;
2621 				break;
2622 
2623 			case 2:
2624 				tx_cmd->buf3_addr = c_seg->ds_addr;
2625 				tx_cmd->buf3_len = c_seg->ds_len;
2626 				break;
2627 
2628 			case 3:
2629 				tx_cmd->buf4_addr = c_seg->ds_addr;
2630 				tx_cmd->buf4_len = c_seg->ds_len;
2631 				break;
2632 			}
2633 
2634 			c_seg++;
2635 			nsegs--;
2636 		}
2637 
2638 		txr_next = hw->tx_cntxt[txr_idx].txr_next =
2639 			(hw->tx_cntxt[txr_idx].txr_next + 1) &
2640 				(NUM_TX_DESCRIPTORS - 1);
2641 		tx_cmd_count++;
2642 
2643 		if (!nsegs)
2644 			break;
2645 
2646 		tx_cmd = &hw->tx_cntxt[txr_idx].tx_ring_base[txr_next];
2647 		bzero((void *)tx_cmd, sizeof(q80_tx_cmd_t));
2648 	}
2649 
2650 	if (mp->m_pkthdr.csum_flags & CSUM_TSO) {
2651 		/* TSO : Copy the header in the following tx cmd descriptors */
2652 
2653 		txr_next = hw->tx_cntxt[txr_idx].txr_next;
2654 
2655 		tx_cmd = &hw->tx_cntxt[txr_idx].tx_ring_base[txr_next];
2656 		bzero((void *)tx_cmd, sizeof(q80_tx_cmd_t));
2657 
2658 		bytes = sizeof(q80_tx_cmd_t) - Q8_TX_CMD_TSO_ALIGN;
2659 		bytes = QL_MIN(bytes, hdr_len);
2660 
2661 		dst = (uint8_t *)tx_cmd + Q8_TX_CMD_TSO_ALIGN;
2662 
2663 		if (mp->m_flags & M_VLANTAG) {
2664 			/* first copy the src/dst MAC addresses */
2665 			bcopy(src, dst, (ETHER_ADDR_LEN * 2));
2666 			dst += (ETHER_ADDR_LEN * 2);
2667 			src += (ETHER_ADDR_LEN * 2);
2668 
2669 			*((uint16_t *)dst) = htons(ETHERTYPE_VLAN);
2670 			dst += 2;
2671 			*((uint16_t *)dst) = htons(mp->m_pkthdr.ether_vtag);
2672 			dst += 2;
2673 
2674 			/* bytes left in src header */
2675 			hdr_len -= ((ETHER_ADDR_LEN * 2) +
2676 					ETHER_VLAN_ENCAP_LEN);
2677 
2678 			/* bytes left in TxCmd Entry */
2679 			bytes -= ((ETHER_ADDR_LEN * 2) + ETHER_VLAN_ENCAP_LEN);
2680 
2681 			bcopy(src, dst, bytes);
2682 			src += bytes;
2683 			hdr_len -= bytes;
2684 		} else {
2685 			bcopy(src, dst, bytes);
2686 			src += bytes;
2687 			hdr_len -= bytes;
2688 		}
2689 
2690 		txr_next = hw->tx_cntxt[txr_idx].txr_next =
2691 				(hw->tx_cntxt[txr_idx].txr_next + 1) &
2692 					(NUM_TX_DESCRIPTORS - 1);
2693 		tx_cmd_count++;
2694 
2695 		while (hdr_len) {
2696 			tx_cmd = &hw->tx_cntxt[txr_idx].tx_ring_base[txr_next];
2697 			bzero((void *)tx_cmd, sizeof(q80_tx_cmd_t));
2698 
2699 			bytes = QL_MIN((sizeof(q80_tx_cmd_t)), hdr_len);
2700 
2701 			bcopy(src, tx_cmd, bytes);
2702 			src += bytes;
2703 			hdr_len -= bytes;
2704 
2705 			txr_next = hw->tx_cntxt[txr_idx].txr_next =
2706 				(hw->tx_cntxt[txr_idx].txr_next + 1) &
2707 					(NUM_TX_DESCRIPTORS - 1);
2708 			tx_cmd_count++;
2709 		}
2710 	}
2711 
2712 	hw->tx_cntxt[txr_idx].txr_free =
2713 		hw->tx_cntxt[txr_idx].txr_free - tx_cmd_count;
2714 
2715 	QL_UPDATE_TX_PRODUCER_INDEX(ha, hw->tx_cntxt[txr_idx].txr_next,\
2716 		txr_idx);
2717        	QL_DPRINT8(ha, (dev, "%s: return\n", __func__));
2718 
2719 	return (0);
2720 }
2721 
2722 #define Q8_CONFIG_IND_TBL_SIZE	32 /* < Q8_RSS_IND_TBL_SIZE and power of 2 */
2723 static int
2724 qla_config_rss_ind_table(qla_host_t *ha)
2725 {
2726 	uint32_t i, count;
2727 	uint8_t rss_ind_tbl[Q8_CONFIG_IND_TBL_SIZE];
2728 
2729 	for (i = 0; i < Q8_CONFIG_IND_TBL_SIZE; i++) {
2730 		rss_ind_tbl[i] = i % ha->hw.num_sds_rings;
2731 	}
2732 
2733 	for (i = 0; i <= Q8_RSS_IND_TBL_MAX_IDX ;
2734 		i = i + Q8_CONFIG_IND_TBL_SIZE) {
2735 		if ((i + Q8_CONFIG_IND_TBL_SIZE) > Q8_RSS_IND_TBL_MAX_IDX) {
2736 			count = Q8_RSS_IND_TBL_MAX_IDX - i + 1;
2737 		} else {
2738 			count = Q8_CONFIG_IND_TBL_SIZE;
2739 		}
2740 
2741 		if (qla_set_rss_ind_table(ha, i, count, ha->hw.rcv_cntxt_id,
2742 			rss_ind_tbl))
2743 			return (-1);
2744 	}
2745 
2746 	return (0);
2747 }
2748 
2749 static int
2750 qla_config_soft_lro(qla_host_t *ha)
2751 {
2752 #if defined(INET) || defined(INET6)
2753         int i;
2754         qla_hw_t *hw = &ha->hw;
2755         struct lro_ctrl *lro;
2756 
2757         for (i = 0; i < hw->num_sds_rings; i++) {
2758                 lro = &hw->sds[i].lro;
2759 
2760 		bzero(lro, sizeof(struct lro_ctrl));
2761 
2762                 if (tcp_lro_init_args(lro, ha->ifp, 0, NUM_RX_DESCRIPTORS)) {
2763                         device_printf(ha->pci_dev,
2764 				"%s: tcp_lro_init_args [%d] failed\n",
2765                                 __func__, i);
2766                         return (-1);
2767                 }
2768 
2769                 lro->ifp = ha->ifp;
2770         }
2771 
2772         QL_DPRINT2(ha, (ha->pci_dev, "%s: LRO initialized\n", __func__));
2773 #endif
2774         return (0);
2775 }
2776 
2777 static void
2778 qla_drain_soft_lro(qla_host_t *ha)
2779 {
2780 #if defined(INET) || defined(INET6)
2781         int i;
2782         qla_hw_t *hw = &ha->hw;
2783         struct lro_ctrl *lro;
2784 
2785        	for (i = 0; i < hw->num_sds_rings; i++) {
2786                	lro = &hw->sds[i].lro;
2787 
2788 		tcp_lro_flush_all(lro);
2789 	}
2790 #endif
2791 
2792 	return;
2793 }
2794 
2795 static void
2796 qla_free_soft_lro(qla_host_t *ha)
2797 {
2798 #if defined(INET) || defined(INET6)
2799         int i;
2800         qla_hw_t *hw = &ha->hw;
2801         struct lro_ctrl *lro;
2802 
2803         for (i = 0; i < hw->num_sds_rings; i++) {
2804                	lro = &hw->sds[i].lro;
2805 		tcp_lro_free(lro);
2806 	}
2807 #endif
2808 
2809 	return;
2810 }
2811 
2812 /*
2813  * Name: ql_del_hw_if
2814  * Function: Destroys the hardware specific entities corresponding to an
2815  *	Ethernet Interface
2816  */
2817 void
2818 ql_del_hw_if(qla_host_t *ha)
2819 {
2820 	uint32_t i;
2821 	uint32_t num_msix;
2822 
2823 	(void)qla_stop_nic_func(ha);
2824 
2825 	qla_del_rcv_cntxt(ha);
2826 
2827 	if(qla_del_xmt_cntxt(ha))
2828 		goto ql_del_hw_if_exit;
2829 
2830 	if (ha->hw.flags.init_intr_cnxt) {
2831 		for (i = 0; i < ha->hw.num_sds_rings; ) {
2832 			if ((i + Q8_MAX_INTR_VECTORS) < ha->hw.num_sds_rings)
2833 				num_msix = Q8_MAX_INTR_VECTORS;
2834 			else
2835 				num_msix = ha->hw.num_sds_rings - i;
2836 
2837 			if (qla_config_intr_cntxt(ha, i, num_msix, 0))
2838 				break;
2839 
2840 			i += num_msix;
2841 		}
2842 
2843 		ha->hw.flags.init_intr_cnxt = 0;
2844 	}
2845 
2846 ql_del_hw_if_exit:
2847 	if (ha->hw.enable_soft_lro) {
2848 		qla_drain_soft_lro(ha);
2849 		qla_free_soft_lro(ha);
2850 	}
2851 
2852 	return;
2853 }
2854 
2855 void
2856 qla_confirm_9kb_enable(qla_host_t *ha)
2857 {
2858 //	uint32_t supports_9kb = 0;
2859 
2860 	ha->hw.mbx_intr_mask_offset = READ_REG32(ha, Q8_MBOX_INT_MASK_MSIX);
2861 
2862 	/* Use MSI-X vector 0; Enable Firmware Mailbox Interrupt */
2863 	WRITE_REG32(ha, Q8_MBOX_INT_ENABLE, BIT_2);
2864 	WRITE_REG32(ha, ha->hw.mbx_intr_mask_offset, 0x0);
2865 
2866 #if 0
2867 	qla_get_nic_partition(ha, &supports_9kb, NULL);
2868 
2869 	if (!supports_9kb)
2870 #endif
2871 	ha->hw.enable_9kb = 0;
2872 
2873 	return;
2874 }
2875 
2876 /*
2877  * Name: ql_init_hw_if
2878  * Function: Creates the hardware specific entities corresponding to an
2879  *	Ethernet Interface - Transmit and Receive Contexts. Sets the MAC Address
2880  *	corresponding to the interface. Enables LRO if allowed.
2881  */
2882 int
2883 ql_init_hw_if(qla_host_t *ha)
2884 {
2885 	uint32_t	i;
2886 	uint8_t		bcast_mac[6];
2887 	qla_rdesc_t	*rdesc;
2888 	uint32_t	num_msix;
2889 
2890 	for (i = 0; i < ha->hw.num_sds_rings; i++) {
2891 		bzero(ha->hw.dma_buf.sds_ring[i].dma_b,
2892 			ha->hw.dma_buf.sds_ring[i].size);
2893 	}
2894 
2895 	for (i = 0; i < ha->hw.num_sds_rings; ) {
2896 		if ((i + Q8_MAX_INTR_VECTORS) < ha->hw.num_sds_rings)
2897 			num_msix = Q8_MAX_INTR_VECTORS;
2898 		else
2899 			num_msix = ha->hw.num_sds_rings - i;
2900 
2901 		if (qla_config_intr_cntxt(ha, i, num_msix, 1)) {
2902 			if (i > 0) {
2903 				num_msix = i;
2904 
2905 				for (i = 0; i < num_msix; ) {
2906 					qla_config_intr_cntxt(ha, i,
2907 						Q8_MAX_INTR_VECTORS, 0);
2908 					i += Q8_MAX_INTR_VECTORS;
2909 				}
2910 			}
2911 			return (-1);
2912 		}
2913 
2914 		i = i + num_msix;
2915 	}
2916 
2917         ha->hw.flags.init_intr_cnxt = 1;
2918 
2919 	/*
2920 	 * Create Receive Context
2921 	 */
2922 	if (qla_init_rcv_cntxt(ha)) {
2923 		return (-1);
2924 	}
2925 
2926 	for (i = 0; i < ha->hw.num_rds_rings; i++) {
2927 		rdesc = &ha->hw.rds[i];
2928 		rdesc->rx_next = NUM_RX_DESCRIPTORS - 2;
2929 		rdesc->rx_in = 0;
2930 		/* Update the RDS Producer Indices */
2931 		QL_UPDATE_RDS_PRODUCER_INDEX(ha, rdesc->prod_std,\
2932 			rdesc->rx_next);
2933 	}
2934 
2935 	/*
2936 	 * Create Transmit Context
2937 	 */
2938 	if (qla_init_xmt_cntxt(ha)) {
2939 		qla_del_rcv_cntxt(ha);
2940 		return (-1);
2941 	}
2942 	ha->hw.max_tx_segs = 0;
2943 
2944 	if (qla_config_mac_addr(ha, ha->hw.mac_addr, 1, 1))
2945 		return(-1);
2946 
2947 	ha->hw.flags.unicast_mac = 1;
2948 
2949 	bcast_mac[0] = 0xFF; bcast_mac[1] = 0xFF; bcast_mac[2] = 0xFF;
2950 	bcast_mac[3] = 0xFF; bcast_mac[4] = 0xFF; bcast_mac[5] = 0xFF;
2951 
2952 	if (qla_config_mac_addr(ha, bcast_mac, 1, 1))
2953 		return (-1);
2954 
2955 	ha->hw.flags.bcast_mac = 1;
2956 
2957 	/*
2958 	 * program any cached multicast addresses
2959 	 */
2960 	if (qla_hw_add_all_mcast(ha))
2961 		return (-1);
2962 
2963 	if (ql_set_max_mtu(ha, ha->max_frame_size, ha->hw.rcv_cntxt_id))
2964 		return (-1);
2965 
2966 	if (qla_config_rss(ha, ha->hw.rcv_cntxt_id))
2967 		return (-1);
2968 
2969 	if (qla_config_rss_ind_table(ha))
2970 		return (-1);
2971 
2972 	if (qla_config_intr_coalesce(ha, ha->hw.rcv_cntxt_id, 0, 1))
2973 		return (-1);
2974 
2975 	if (qla_link_event_req(ha, ha->hw.rcv_cntxt_id))
2976 		return (-1);
2977 
2978 	if (if_getcapenable(ha->ifp) & IFCAP_LRO) {
2979 		if (ha->hw.enable_hw_lro) {
2980 			ha->hw.enable_soft_lro = 0;
2981 
2982 			if (qla_config_fw_lro(ha, ha->hw.rcv_cntxt_id))
2983 				return (-1);
2984 		} else {
2985 			ha->hw.enable_soft_lro = 1;
2986 
2987 			if (qla_config_soft_lro(ha))
2988 				return (-1);
2989 		}
2990 	}
2991 
2992         if (qla_init_nic_func(ha))
2993                 return (-1);
2994 
2995         if (qla_query_fw_dcbx_caps(ha))
2996                 return (-1);
2997 
2998 	for (i = 0; i < ha->hw.num_sds_rings; i++)
2999 		QL_ENABLE_INTERRUPTS(ha, i);
3000 
3001 	return (0);
3002 }
3003 
3004 static int
3005 qla_map_sds_to_rds(qla_host_t *ha, uint32_t start_idx, uint32_t num_idx)
3006 {
3007         device_t                dev = ha->pci_dev;
3008         q80_rq_map_sds_to_rds_t *map_rings;
3009 	q80_rsp_map_sds_to_rds_t *map_rings_rsp;
3010         uint32_t                i, err;
3011         qla_hw_t                *hw = &ha->hw;
3012 
3013         map_rings = (q80_rq_map_sds_to_rds_t *)ha->hw.mbox;
3014         bzero(map_rings, sizeof(q80_rq_map_sds_to_rds_t));
3015 
3016         map_rings->opcode = Q8_MBX_MAP_SDS_TO_RDS;
3017         map_rings->count_version = (sizeof (q80_rq_map_sds_to_rds_t) >> 2);
3018         map_rings->count_version |= Q8_MBX_CMD_VERSION;
3019 
3020         map_rings->cntxt_id = hw->rcv_cntxt_id;
3021         map_rings->num_rings = num_idx;
3022 
3023 	for (i = 0; i < num_idx; i++) {
3024 		map_rings->sds_rds[i].sds_ring = i + start_idx;
3025 		map_rings->sds_rds[i].rds_ring = i + start_idx;
3026 	}
3027 
3028         if (qla_mbx_cmd(ha, (uint32_t *)map_rings,
3029                 (sizeof (q80_rq_map_sds_to_rds_t) >> 2),
3030                 ha->hw.mbox, (sizeof(q80_rsp_add_rcv_rings_t) >> 2), 0)) {
3031                 device_printf(dev, "%s: failed0\n", __func__);
3032                 return (-1);
3033         }
3034 
3035         map_rings_rsp = (q80_rsp_map_sds_to_rds_t *)ha->hw.mbox;
3036 
3037         err = Q8_MBX_RSP_STATUS(map_rings_rsp->regcnt_status);
3038 
3039         if (err) {
3040                 device_printf(dev, "%s: failed1 [0x%08x]\n", __func__, err);
3041                 return (-1);
3042         }
3043 
3044         return (0);
3045 }
3046 
3047 /*
3048  * Name: qla_init_rcv_cntxt
3049  * Function: Creates the Receive Context.
3050  */
3051 static int
3052 qla_init_rcv_cntxt(qla_host_t *ha)
3053 {
3054 	q80_rq_rcv_cntxt_t	*rcntxt;
3055 	q80_rsp_rcv_cntxt_t	*rcntxt_rsp;
3056 	q80_stat_desc_t		*sdesc;
3057 	int			i, j;
3058         qla_hw_t		*hw = &ha->hw;
3059 	device_t		dev;
3060 	uint32_t		err;
3061 	uint32_t		rcntxt_sds_rings;
3062 	uint32_t		rcntxt_rds_rings;
3063 	uint32_t		max_idx;
3064 
3065 	dev = ha->pci_dev;
3066 
3067 	/*
3068 	 * Create Receive Context
3069 	 */
3070 
3071 	for (i = 0; i < hw->num_sds_rings; i++) {
3072 		sdesc = (q80_stat_desc_t *)&hw->sds[i].sds_ring_base[0];
3073 
3074 		for (j = 0; j < NUM_STATUS_DESCRIPTORS; j++) {
3075 			sdesc->data[0] = 1ULL;
3076 			sdesc->data[1] = 1ULL;
3077 		}
3078 	}
3079 
3080 	rcntxt_sds_rings = hw->num_sds_rings;
3081 	if (hw->num_sds_rings > MAX_RCNTXT_SDS_RINGS)
3082 		rcntxt_sds_rings = MAX_RCNTXT_SDS_RINGS;
3083 
3084 	rcntxt_rds_rings = hw->num_rds_rings;
3085 
3086 	if (hw->num_rds_rings > MAX_RDS_RING_SETS)
3087 		rcntxt_rds_rings = MAX_RDS_RING_SETS;
3088 
3089 	rcntxt = (q80_rq_rcv_cntxt_t *)ha->hw.mbox;
3090 	bzero(rcntxt, (sizeof (q80_rq_rcv_cntxt_t)));
3091 
3092 	rcntxt->opcode = Q8_MBX_CREATE_RX_CNTXT;
3093 	rcntxt->count_version = (sizeof (q80_rq_rcv_cntxt_t) >> 2);
3094 	rcntxt->count_version |= Q8_MBX_CMD_VERSION;
3095 
3096 	rcntxt->cap0 = Q8_RCV_CNTXT_CAP0_BASEFW |
3097 			Q8_RCV_CNTXT_CAP0_LRO |
3098 			Q8_RCV_CNTXT_CAP0_HW_LRO |
3099 			Q8_RCV_CNTXT_CAP0_RSS |
3100 			Q8_RCV_CNTXT_CAP0_SGL_LRO;
3101 
3102 	if (ha->hw.enable_9kb)
3103 		rcntxt->cap0 |= Q8_RCV_CNTXT_CAP0_SINGLE_JUMBO;
3104 	else
3105 		rcntxt->cap0 |= Q8_RCV_CNTXT_CAP0_SGL_JUMBO;
3106 
3107 	if (ha->hw.num_rds_rings > 1) {
3108 		rcntxt->nrds_sets_rings = rcntxt_rds_rings | (1 << 5);
3109 		rcntxt->cap0 |= Q8_RCV_CNTXT_CAP0_MULTI_RDS;
3110 	} else
3111 		rcntxt->nrds_sets_rings = 0x1 | (1 << 5);
3112 
3113 	rcntxt->nsds_rings = rcntxt_sds_rings;
3114 
3115 	rcntxt->rds_producer_mode = Q8_RCV_CNTXT_RDS_PROD_MODE_UNIQUE;
3116 
3117 	rcntxt->rcv_vpid = 0;
3118 
3119 	for (i = 0; i <  rcntxt_sds_rings; i++) {
3120 		rcntxt->sds[i].paddr =
3121 			qla_host_to_le64(hw->dma_buf.sds_ring[i].dma_addr);
3122 		rcntxt->sds[i].size =
3123 			qla_host_to_le32(NUM_STATUS_DESCRIPTORS);
3124 		rcntxt->sds[i].intr_id = qla_host_to_le16(hw->intr_id[i]);
3125 		rcntxt->sds[i].intr_src_bit = qla_host_to_le16(0);
3126 	}
3127 
3128 	for (i = 0; i <  rcntxt_rds_rings; i++) {
3129 		rcntxt->rds[i].paddr_std =
3130 			qla_host_to_le64(hw->dma_buf.rds_ring[i].dma_addr);
3131 
3132 		if (ha->hw.enable_9kb)
3133 			rcntxt->rds[i].std_bsize =
3134 				qla_host_to_le64(MJUM9BYTES);
3135 		else
3136 			rcntxt->rds[i].std_bsize = qla_host_to_le64(MCLBYTES);
3137 
3138 		rcntxt->rds[i].std_nentries =
3139 			qla_host_to_le32(NUM_RX_DESCRIPTORS);
3140 	}
3141 
3142         if (qla_mbx_cmd(ha, (uint32_t *)rcntxt,
3143 		(sizeof (q80_rq_rcv_cntxt_t) >> 2),
3144                 ha->hw.mbox, (sizeof(q80_rsp_rcv_cntxt_t) >> 2), 0)) {
3145                 device_printf(dev, "%s: failed0\n", __func__);
3146                 return (-1);
3147         }
3148 
3149         rcntxt_rsp = (q80_rsp_rcv_cntxt_t *)ha->hw.mbox;
3150 
3151         err = Q8_MBX_RSP_STATUS(rcntxt_rsp->regcnt_status);
3152 
3153         if (err) {
3154                 device_printf(dev, "%s: failed1 [0x%08x]\n", __func__, err);
3155                 return (-1);
3156         }
3157 
3158 	for (i = 0; i <  rcntxt_sds_rings; i++) {
3159 		hw->sds[i].sds_consumer = rcntxt_rsp->sds_cons[i];
3160 	}
3161 
3162 	for (i = 0; i <  rcntxt_rds_rings; i++) {
3163 		hw->rds[i].prod_std = rcntxt_rsp->rds[i].prod_std;
3164 	}
3165 
3166 	hw->rcv_cntxt_id = rcntxt_rsp->cntxt_id;
3167 
3168 	ha->hw.flags.init_rx_cnxt = 1;
3169 
3170 	if (hw->num_sds_rings > MAX_RCNTXT_SDS_RINGS) {
3171 		for (i = MAX_RCNTXT_SDS_RINGS; i < hw->num_sds_rings;) {
3172 			if ((i + MAX_RCNTXT_SDS_RINGS) < hw->num_sds_rings)
3173 				max_idx = MAX_RCNTXT_SDS_RINGS;
3174 			else
3175 				max_idx = hw->num_sds_rings - i;
3176 
3177 			err = qla_add_rcv_rings(ha, i, max_idx);
3178 			if (err)
3179 				return -1;
3180 
3181 			i += max_idx;
3182 		}
3183 	}
3184 
3185 	if (hw->num_rds_rings > 1) {
3186 		for (i = 0; i < hw->num_rds_rings; ) {
3187 			if ((i + MAX_SDS_TO_RDS_MAP) < hw->num_rds_rings)
3188 				max_idx = MAX_SDS_TO_RDS_MAP;
3189 			else
3190 				max_idx = hw->num_rds_rings - i;
3191 
3192 			err = qla_map_sds_to_rds(ha, i, max_idx);
3193 			if (err)
3194 				return -1;
3195 
3196 			i += max_idx;
3197 		}
3198 	}
3199 
3200 	return (0);
3201 }
3202 
3203 static int
3204 qla_add_rcv_rings(qla_host_t *ha, uint32_t sds_idx, uint32_t nsds)
3205 {
3206 	device_t		dev = ha->pci_dev;
3207 	q80_rq_add_rcv_rings_t	*add_rcv;
3208 	q80_rsp_add_rcv_rings_t	*add_rcv_rsp;
3209 	uint32_t		i,j, err;
3210         qla_hw_t		*hw = &ha->hw;
3211 
3212 	add_rcv = (q80_rq_add_rcv_rings_t *)ha->hw.mbox;
3213 	bzero(add_rcv, sizeof (q80_rq_add_rcv_rings_t));
3214 
3215 	add_rcv->opcode = Q8_MBX_ADD_RX_RINGS;
3216 	add_rcv->count_version = (sizeof (q80_rq_add_rcv_rings_t) >> 2);
3217 	add_rcv->count_version |= Q8_MBX_CMD_VERSION;
3218 
3219 	add_rcv->nrds_sets_rings = nsds | (1 << 5);
3220 	add_rcv->nsds_rings = nsds;
3221 	add_rcv->cntxt_id = hw->rcv_cntxt_id;
3222 
3223         for (i = 0; i <  nsds; i++) {
3224 		j = i + sds_idx;
3225 
3226                 add_rcv->sds[i].paddr =
3227                         qla_host_to_le64(hw->dma_buf.sds_ring[j].dma_addr);
3228 
3229                 add_rcv->sds[i].size =
3230                         qla_host_to_le32(NUM_STATUS_DESCRIPTORS);
3231 
3232                 add_rcv->sds[i].intr_id = qla_host_to_le16(hw->intr_id[j]);
3233                 add_rcv->sds[i].intr_src_bit = qla_host_to_le16(0);
3234         }
3235 
3236         for (i = 0; (i <  nsds); i++) {
3237                 j = i + sds_idx;
3238 
3239                 add_rcv->rds[i].paddr_std =
3240                         qla_host_to_le64(hw->dma_buf.rds_ring[j].dma_addr);
3241 
3242 		if (ha->hw.enable_9kb)
3243 			add_rcv->rds[i].std_bsize =
3244 				qla_host_to_le64(MJUM9BYTES);
3245 		else
3246                 	add_rcv->rds[i].std_bsize = qla_host_to_le64(MCLBYTES);
3247 
3248                 add_rcv->rds[i].std_nentries =
3249                         qla_host_to_le32(NUM_RX_DESCRIPTORS);
3250         }
3251 
3252         if (qla_mbx_cmd(ha, (uint32_t *)add_rcv,
3253 		(sizeof (q80_rq_add_rcv_rings_t) >> 2),
3254                 ha->hw.mbox, (sizeof(q80_rsp_add_rcv_rings_t) >> 2), 0)) {
3255                 device_printf(dev, "%s: failed0\n", __func__);
3256                 return (-1);
3257         }
3258 
3259         add_rcv_rsp = (q80_rsp_add_rcv_rings_t *)ha->hw.mbox;
3260 
3261         err = Q8_MBX_RSP_STATUS(add_rcv_rsp->regcnt_status);
3262 
3263         if (err) {
3264                 device_printf(dev, "%s: failed1 [0x%08x]\n", __func__, err);
3265                 return (-1);
3266         }
3267 
3268 	for (i = 0; i < nsds; i++) {
3269 		hw->sds[(i + sds_idx)].sds_consumer = add_rcv_rsp->sds_cons[i];
3270 	}
3271 
3272 	for (i = 0; i < nsds; i++) {
3273 		hw->rds[(i + sds_idx)].prod_std = add_rcv_rsp->rds[i].prod_std;
3274 	}
3275 
3276 	return (0);
3277 }
3278 
3279 /*
3280  * Name: qla_del_rcv_cntxt
3281  * Function: Destroys the Receive Context.
3282  */
3283 static void
3284 qla_del_rcv_cntxt(qla_host_t *ha)
3285 {
3286 	device_t			dev = ha->pci_dev;
3287 	q80_rcv_cntxt_destroy_t		*rcntxt;
3288 	q80_rcv_cntxt_destroy_rsp_t	*rcntxt_rsp;
3289 	uint32_t			err;
3290 	uint8_t				bcast_mac[6];
3291 
3292 	if (!ha->hw.flags.init_rx_cnxt)
3293 		return;
3294 
3295 	if (qla_hw_del_all_mcast(ha))
3296 		return;
3297 
3298 	if (ha->hw.flags.bcast_mac) {
3299 		bcast_mac[0] = 0xFF; bcast_mac[1] = 0xFF; bcast_mac[2] = 0xFF;
3300 		bcast_mac[3] = 0xFF; bcast_mac[4] = 0xFF; bcast_mac[5] = 0xFF;
3301 
3302 		if (qla_config_mac_addr(ha, bcast_mac, 0, 1))
3303 			return;
3304 		ha->hw.flags.bcast_mac = 0;
3305 	}
3306 
3307 	if (ha->hw.flags.unicast_mac) {
3308 		if (qla_config_mac_addr(ha, ha->hw.mac_addr, 0, 1))
3309 			return;
3310 		ha->hw.flags.unicast_mac = 0;
3311 	}
3312 
3313 	rcntxt = (q80_rcv_cntxt_destroy_t *)ha->hw.mbox;
3314 	bzero(rcntxt, (sizeof (q80_rcv_cntxt_destroy_t)));
3315 
3316 	rcntxt->opcode = Q8_MBX_DESTROY_RX_CNTXT;
3317 	rcntxt->count_version = (sizeof (q80_rcv_cntxt_destroy_t) >> 2);
3318 	rcntxt->count_version |= Q8_MBX_CMD_VERSION;
3319 
3320 	rcntxt->cntxt_id = ha->hw.rcv_cntxt_id;
3321 
3322         if (qla_mbx_cmd(ha, (uint32_t *)rcntxt,
3323 		(sizeof (q80_rcv_cntxt_destroy_t) >> 2),
3324                 ha->hw.mbox, (sizeof(q80_rcv_cntxt_destroy_rsp_t) >> 2), 0)) {
3325                 device_printf(dev, "%s: failed0\n", __func__);
3326                 return;
3327         }
3328         rcntxt_rsp = (q80_rcv_cntxt_destroy_rsp_t *)ha->hw.mbox;
3329 
3330         err = Q8_MBX_RSP_STATUS(rcntxt_rsp->regcnt_status);
3331 
3332         if (err) {
3333                 device_printf(dev, "%s: failed1 [0x%08x]\n", __func__, err);
3334         }
3335 
3336 	ha->hw.flags.init_rx_cnxt = 0;
3337 	return;
3338 }
3339 
3340 /*
3341  * Name: qla_init_xmt_cntxt
3342  * Function: Creates the Transmit Context.
3343  */
3344 static int
3345 qla_init_xmt_cntxt_i(qla_host_t *ha, uint32_t txr_idx)
3346 {
3347 	device_t		dev;
3348         qla_hw_t		*hw = &ha->hw;
3349 	q80_rq_tx_cntxt_t	*tcntxt;
3350 	q80_rsp_tx_cntxt_t	*tcntxt_rsp;
3351 	uint32_t		err;
3352 	qla_hw_tx_cntxt_t       *hw_tx_cntxt;
3353 	uint32_t		intr_idx;
3354 
3355 	hw_tx_cntxt = &hw->tx_cntxt[txr_idx];
3356 
3357 	dev = ha->pci_dev;
3358 
3359 	/*
3360 	 * Create Transmit Context
3361 	 */
3362 	tcntxt = (q80_rq_tx_cntxt_t *)ha->hw.mbox;
3363 	bzero(tcntxt, (sizeof (q80_rq_tx_cntxt_t)));
3364 
3365 	tcntxt->opcode = Q8_MBX_CREATE_TX_CNTXT;
3366 	tcntxt->count_version = (sizeof (q80_rq_tx_cntxt_t) >> 2);
3367 	tcntxt->count_version |= Q8_MBX_CMD_VERSION;
3368 
3369 	intr_idx = txr_idx;
3370 
3371 #ifdef QL_ENABLE_ISCSI_TLV
3372 
3373 	tcntxt->cap0 = Q8_TX_CNTXT_CAP0_BASEFW | Q8_TX_CNTXT_CAP0_LSO |
3374 				Q8_TX_CNTXT_CAP0_TC;
3375 
3376 	if (txr_idx >= (ha->hw.num_tx_rings >> 1)) {
3377 		tcntxt->traffic_class = 1;
3378 	}
3379 
3380 	intr_idx = txr_idx % (ha->hw.num_tx_rings >> 1);
3381 
3382 #else
3383 	tcntxt->cap0 = Q8_TX_CNTXT_CAP0_BASEFW | Q8_TX_CNTXT_CAP0_LSO;
3384 
3385 #endif /* #ifdef QL_ENABLE_ISCSI_TLV */
3386 
3387 	tcntxt->ntx_rings = 1;
3388 
3389 	tcntxt->tx_ring[0].paddr =
3390 		qla_host_to_le64(hw_tx_cntxt->tx_ring_paddr);
3391 	tcntxt->tx_ring[0].tx_consumer =
3392 		qla_host_to_le64(hw_tx_cntxt->tx_cons_paddr);
3393 	tcntxt->tx_ring[0].nentries = qla_host_to_le16(NUM_TX_DESCRIPTORS);
3394 
3395 	tcntxt->tx_ring[0].intr_id = qla_host_to_le16(hw->intr_id[intr_idx]);
3396 	tcntxt->tx_ring[0].intr_src_bit = qla_host_to_le16(0);
3397 
3398 	hw_tx_cntxt->txr_free = NUM_TX_DESCRIPTORS;
3399 	hw_tx_cntxt->txr_next = hw_tx_cntxt->txr_comp = 0;
3400 	*(hw_tx_cntxt->tx_cons) = 0;
3401 
3402         if (qla_mbx_cmd(ha, (uint32_t *)tcntxt,
3403 		(sizeof (q80_rq_tx_cntxt_t) >> 2),
3404                 ha->hw.mbox,
3405 		(sizeof(q80_rsp_tx_cntxt_t) >> 2), 0)) {
3406                 device_printf(dev, "%s: failed0\n", __func__);
3407                 return (-1);
3408         }
3409         tcntxt_rsp = (q80_rsp_tx_cntxt_t *)ha->hw.mbox;
3410 
3411         err = Q8_MBX_RSP_STATUS(tcntxt_rsp->regcnt_status);
3412 
3413         if (err) {
3414                 device_printf(dev, "%s: failed1 [0x%08x]\n", __func__, err);
3415 		return -1;
3416         }
3417 
3418 	hw_tx_cntxt->tx_prod_reg = tcntxt_rsp->tx_ring[0].prod_index;
3419 	hw_tx_cntxt->tx_cntxt_id = tcntxt_rsp->tx_ring[0].cntxt_id;
3420 
3421 	if (qla_config_intr_coalesce(ha, hw_tx_cntxt->tx_cntxt_id, 0, 0))
3422 		return (-1);
3423 
3424 	return (0);
3425 }
3426 
3427 /*
3428  * Name: qla_del_xmt_cntxt
3429  * Function: Destroys the Transmit Context.
3430  */
3431 static int
3432 qla_del_xmt_cntxt_i(qla_host_t *ha, uint32_t txr_idx)
3433 {
3434 	device_t			dev = ha->pci_dev;
3435 	q80_tx_cntxt_destroy_t		*tcntxt;
3436 	q80_tx_cntxt_destroy_rsp_t	*tcntxt_rsp;
3437 	uint32_t			err;
3438 
3439 	tcntxt = (q80_tx_cntxt_destroy_t *)ha->hw.mbox;
3440 	bzero(tcntxt, (sizeof (q80_tx_cntxt_destroy_t)));
3441 
3442 	tcntxt->opcode = Q8_MBX_DESTROY_TX_CNTXT;
3443 	tcntxt->count_version = (sizeof (q80_tx_cntxt_destroy_t) >> 2);
3444 	tcntxt->count_version |= Q8_MBX_CMD_VERSION;
3445 
3446 	tcntxt->cntxt_id = ha->hw.tx_cntxt[txr_idx].tx_cntxt_id;
3447 
3448         if (qla_mbx_cmd(ha, (uint32_t *)tcntxt,
3449 		(sizeof (q80_tx_cntxt_destroy_t) >> 2),
3450                 ha->hw.mbox, (sizeof (q80_tx_cntxt_destroy_rsp_t) >> 2), 0)) {
3451                 device_printf(dev, "%s: failed0\n", __func__);
3452                 return (-1);
3453         }
3454         tcntxt_rsp = (q80_tx_cntxt_destroy_rsp_t *)ha->hw.mbox;
3455 
3456         err = Q8_MBX_RSP_STATUS(tcntxt_rsp->regcnt_status);
3457 
3458         if (err) {
3459                 device_printf(dev, "%s: failed1 [0x%08x]\n", __func__, err);
3460 		return (-1);
3461         }
3462 
3463 	return (0);
3464 }
3465 static int
3466 qla_del_xmt_cntxt(qla_host_t *ha)
3467 {
3468 	uint32_t i;
3469 	int ret = 0;
3470 
3471 	if (!ha->hw.flags.init_tx_cnxt)
3472 		return (ret);
3473 
3474 	for (i = 0; i < ha->hw.num_tx_rings; i++) {
3475 		if ((ret = qla_del_xmt_cntxt_i(ha, i)) != 0)
3476 			break;
3477 	}
3478 	ha->hw.flags.init_tx_cnxt = 0;
3479 
3480 	return (ret);
3481 }
3482 
3483 static int
3484 qla_init_xmt_cntxt(qla_host_t *ha)
3485 {
3486 	uint32_t i, j;
3487 
3488 	for (i = 0; i < ha->hw.num_tx_rings; i++) {
3489 		if (qla_init_xmt_cntxt_i(ha, i) != 0) {
3490 			for (j = 0; j < i; j++) {
3491 				if (qla_del_xmt_cntxt_i(ha, j))
3492 					break;
3493 			}
3494 			return (-1);
3495 		}
3496 	}
3497 	ha->hw.flags.init_tx_cnxt = 1;
3498 	return (0);
3499 }
3500 
3501 static int
3502 qla_hw_all_mcast(qla_host_t *ha, uint32_t add_mcast)
3503 {
3504 	int i, nmcast;
3505 	uint32_t count = 0;
3506 	uint8_t *mcast;
3507 
3508 	nmcast = ha->hw.nmcast;
3509 
3510 	QL_DPRINT2(ha, (ha->pci_dev,
3511 		"%s:[0x%x] enter nmcast = %d \n", __func__, add_mcast, nmcast));
3512 
3513 	mcast = ha->hw.mac_addr_arr;
3514 	memset(mcast, 0, (Q8_MAX_MAC_ADDRS * ETHER_ADDR_LEN));
3515 
3516 	for (i = 0 ; ((i < Q8_MAX_NUM_MULTICAST_ADDRS) && nmcast); i++) {
3517 		if ((ha->hw.mcast[i].addr[0] != 0) ||
3518 			(ha->hw.mcast[i].addr[1] != 0) ||
3519 			(ha->hw.mcast[i].addr[2] != 0) ||
3520 			(ha->hw.mcast[i].addr[3] != 0) ||
3521 			(ha->hw.mcast[i].addr[4] != 0) ||
3522 			(ha->hw.mcast[i].addr[5] != 0)) {
3523 			bcopy(ha->hw.mcast[i].addr, mcast, ETHER_ADDR_LEN);
3524 			mcast = mcast + ETHER_ADDR_LEN;
3525 			count++;
3526 
3527 			device_printf(ha->pci_dev,
3528 				"%s: %x:%x:%x:%x:%x:%x \n",
3529 				__func__, ha->hw.mcast[i].addr[0],
3530 				ha->hw.mcast[i].addr[1], ha->hw.mcast[i].addr[2],
3531 				ha->hw.mcast[i].addr[3], ha->hw.mcast[i].addr[4],
3532 				ha->hw.mcast[i].addr[5]);
3533 
3534 			if (count == Q8_MAX_MAC_ADDRS) {
3535 				if (qla_config_mac_addr(ha, ha->hw.mac_addr_arr,
3536 					add_mcast, count)) {
3537                 			device_printf(ha->pci_dev,
3538 						"%s: failed\n", __func__);
3539 					return (-1);
3540 				}
3541 
3542 				count = 0;
3543 				mcast = ha->hw.mac_addr_arr;
3544 				memset(mcast, 0,
3545 					(Q8_MAX_MAC_ADDRS * ETHER_ADDR_LEN));
3546 			}
3547 
3548 			nmcast--;
3549 		}
3550 	}
3551 
3552 	if (count) {
3553 		if (qla_config_mac_addr(ha, ha->hw.mac_addr_arr, add_mcast,
3554 			count)) {
3555                 	device_printf(ha->pci_dev, "%s: failed\n", __func__);
3556 			return (-1);
3557 		}
3558 	}
3559 	QL_DPRINT2(ha, (ha->pci_dev,
3560 		"%s:[0x%x] exit nmcast = %d \n", __func__, add_mcast, nmcast));
3561 
3562 	return 0;
3563 }
3564 
3565 static int
3566 qla_hw_add_all_mcast(qla_host_t *ha)
3567 {
3568 	int ret;
3569 
3570 	ret = qla_hw_all_mcast(ha, 1);
3571 
3572 	return (ret);
3573 }
3574 
3575 int
3576 qla_hw_del_all_mcast(qla_host_t *ha)
3577 {
3578 	int ret;
3579 
3580 	ret = qla_hw_all_mcast(ha, 0);
3581 
3582 	bzero(ha->hw.mcast, (sizeof (qla_mcast_t) * Q8_MAX_NUM_MULTICAST_ADDRS));
3583 	ha->hw.nmcast = 0;
3584 
3585 	return (ret);
3586 }
3587 
3588 static int
3589 qla_hw_mac_addr_present(qla_host_t *ha, uint8_t *mta)
3590 {
3591 	int i;
3592 
3593 	for (i = 0; i < Q8_MAX_NUM_MULTICAST_ADDRS; i++) {
3594 		if (QL_MAC_CMP(ha->hw.mcast[i].addr, mta) == 0)
3595 			return (0); /* its been already added */
3596 	}
3597 	return (-1);
3598 }
3599 
3600 static int
3601 qla_hw_add_mcast(qla_host_t *ha, uint8_t *mta, uint32_t nmcast)
3602 {
3603 	int i;
3604 
3605 	for (i = 0; i < Q8_MAX_NUM_MULTICAST_ADDRS; i++) {
3606 		if ((ha->hw.mcast[i].addr[0] == 0) &&
3607 			(ha->hw.mcast[i].addr[1] == 0) &&
3608 			(ha->hw.mcast[i].addr[2] == 0) &&
3609 			(ha->hw.mcast[i].addr[3] == 0) &&
3610 			(ha->hw.mcast[i].addr[4] == 0) &&
3611 			(ha->hw.mcast[i].addr[5] == 0)) {
3612 			bcopy(mta, ha->hw.mcast[i].addr, Q8_MAC_ADDR_LEN);
3613 			ha->hw.nmcast++;
3614 
3615 			mta = mta + ETHER_ADDR_LEN;
3616 			nmcast--;
3617 
3618 			if (nmcast == 0)
3619 				break;
3620 		}
3621 	}
3622 	return 0;
3623 }
3624 
3625 static int
3626 qla_hw_del_mcast(qla_host_t *ha, uint8_t *mta, uint32_t nmcast)
3627 {
3628 	int i;
3629 
3630 	for (i = 0; i < Q8_MAX_NUM_MULTICAST_ADDRS; i++) {
3631 		if (QL_MAC_CMP(ha->hw.mcast[i].addr, mta) == 0) {
3632 			ha->hw.mcast[i].addr[0] = 0;
3633 			ha->hw.mcast[i].addr[1] = 0;
3634 			ha->hw.mcast[i].addr[2] = 0;
3635 			ha->hw.mcast[i].addr[3] = 0;
3636 			ha->hw.mcast[i].addr[4] = 0;
3637 			ha->hw.mcast[i].addr[5] = 0;
3638 
3639 			ha->hw.nmcast--;
3640 
3641 			mta = mta + ETHER_ADDR_LEN;
3642 			nmcast--;
3643 
3644 			if (nmcast == 0)
3645 				break;
3646 		}
3647 	}
3648 	return 0;
3649 }
3650 
3651 /*
3652  * Name: ql_hw_set_multi
3653  * Function: Sets the Multicast Addresses provided by the host O.S into the
3654  *	hardware (for the given interface)
3655  */
3656 int
3657 ql_hw_set_multi(qla_host_t *ha, uint8_t *mcast_addr, uint32_t mcnt,
3658 	uint32_t add_mac)
3659 {
3660 	uint8_t *mta = mcast_addr;
3661 	int i;
3662 	int ret = 0;
3663 	uint32_t count = 0;
3664 	uint8_t *mcast;
3665 
3666 	mcast = ha->hw.mac_addr_arr;
3667 	memset(mcast, 0, (Q8_MAX_MAC_ADDRS * ETHER_ADDR_LEN));
3668 
3669 	for (i = 0; i < mcnt; i++) {
3670 		if (mta[0] || mta[1] || mta[2] || mta[3] || mta[4] || mta[5]) {
3671 			if (add_mac) {
3672 				if (qla_hw_mac_addr_present(ha, mta) != 0) {
3673 					bcopy(mta, mcast, ETHER_ADDR_LEN);
3674 					mcast = mcast + ETHER_ADDR_LEN;
3675 					count++;
3676 				}
3677 			} else {
3678 				if (qla_hw_mac_addr_present(ha, mta) == 0) {
3679 					bcopy(mta, mcast, ETHER_ADDR_LEN);
3680 					mcast = mcast + ETHER_ADDR_LEN;
3681 					count++;
3682 				}
3683 			}
3684 		}
3685 		if (count == Q8_MAX_MAC_ADDRS) {
3686 			if (qla_config_mac_addr(ha, ha->hw.mac_addr_arr,
3687 				add_mac, count)) {
3688                 		device_printf(ha->pci_dev, "%s: failed\n",
3689 					__func__);
3690 				return (-1);
3691 			}
3692 
3693 			if (add_mac) {
3694 				qla_hw_add_mcast(ha, ha->hw.mac_addr_arr,
3695 					count);
3696 			} else {
3697 				qla_hw_del_mcast(ha, ha->hw.mac_addr_arr,
3698 					count);
3699 			}
3700 
3701 			count = 0;
3702 			mcast = ha->hw.mac_addr_arr;
3703 			memset(mcast, 0, (Q8_MAX_MAC_ADDRS * ETHER_ADDR_LEN));
3704 		}
3705 
3706 		mta += Q8_MAC_ADDR_LEN;
3707 	}
3708 
3709 	if (count) {
3710 		if (qla_config_mac_addr(ha, ha->hw.mac_addr_arr, add_mac,
3711 			count)) {
3712                 	device_printf(ha->pci_dev, "%s: failed\n", __func__);
3713 			return (-1);
3714 		}
3715 		if (add_mac) {
3716 			qla_hw_add_mcast(ha, ha->hw.mac_addr_arr, count);
3717 		} else {
3718 			qla_hw_del_mcast(ha, ha->hw.mac_addr_arr, count);
3719 		}
3720 	}
3721 
3722 	return (ret);
3723 }
3724 
3725 /*
3726  * Name: ql_hw_tx_done_locked
3727  * Function: Handle Transmit Completions
3728  */
3729 void
3730 ql_hw_tx_done_locked(qla_host_t *ha, uint32_t txr_idx)
3731 {
3732 	qla_tx_buf_t *txb;
3733         qla_hw_t *hw = &ha->hw;
3734 	uint32_t comp_idx, comp_count = 0;
3735 	qla_hw_tx_cntxt_t *hw_tx_cntxt;
3736 
3737 	hw_tx_cntxt = &hw->tx_cntxt[txr_idx];
3738 
3739 	/* retrieve index of last entry in tx ring completed */
3740 	comp_idx = qla_le32_to_host(*(hw_tx_cntxt->tx_cons));
3741 
3742 	while (comp_idx != hw_tx_cntxt->txr_comp) {
3743 		txb = &ha->tx_ring[txr_idx].tx_buf[hw_tx_cntxt->txr_comp];
3744 
3745 		hw_tx_cntxt->txr_comp++;
3746 		if (hw_tx_cntxt->txr_comp == NUM_TX_DESCRIPTORS)
3747 			hw_tx_cntxt->txr_comp = 0;
3748 
3749 		comp_count++;
3750 
3751 		if (txb->m_head) {
3752 			if_inc_counter(ha->ifp, IFCOUNTER_OPACKETS, 1);
3753 
3754 			bus_dmamap_sync(ha->tx_tag, txb->map,
3755 				BUS_DMASYNC_POSTWRITE);
3756 			bus_dmamap_unload(ha->tx_tag, txb->map);
3757 			m_freem(txb->m_head);
3758 
3759 			txb->m_head = NULL;
3760 		}
3761 	}
3762 
3763 	hw_tx_cntxt->txr_free += comp_count;
3764 
3765 	if (hw_tx_cntxt->txr_free > NUM_TX_DESCRIPTORS)
3766 		device_printf(ha->pci_dev, "%s [%d]: txr_idx = %d txr_free = %d"
3767 			"txr_next = %d txr_comp = %d\n", __func__, __LINE__,
3768 			txr_idx, hw_tx_cntxt->txr_free,
3769 			hw_tx_cntxt->txr_next, hw_tx_cntxt->txr_comp);
3770 
3771 	QL_ASSERT(ha, (hw_tx_cntxt->txr_free <= NUM_TX_DESCRIPTORS), \
3772 		("%s [%d]: txr_idx = %d txr_free = %d txr_next = %d txr_comp = %d\n",\
3773 		__func__, __LINE__, txr_idx, hw_tx_cntxt->txr_free, \
3774 		hw_tx_cntxt->txr_next, hw_tx_cntxt->txr_comp));
3775 
3776 	return;
3777 }
3778 
3779 void
3780 ql_update_link_state(qla_host_t *ha)
3781 {
3782 	uint32_t link_state = 0;
3783 	uint32_t prev_link_state;
3784 
3785 	prev_link_state =  ha->hw.link_up;
3786 
3787 	if (if_getdrvflags(ha->ifp) & IFF_DRV_RUNNING) {
3788 		link_state = READ_REG32(ha, Q8_LINK_STATE);
3789 
3790 		if (ha->pci_func == 0) {
3791 			link_state = (((link_state & 0xF) == 1)? 1 : 0);
3792 		} else {
3793 			link_state = ((((link_state >> 4)& 0xF) == 1)? 1 : 0);
3794 		}
3795 	}
3796 
3797 	atomic_store_rel_8(&ha->hw.link_up, (uint8_t)link_state);
3798 
3799 	if (prev_link_state !=  ha->hw.link_up) {
3800 		if (ha->hw.link_up) {
3801 			if_link_state_change(ha->ifp, LINK_STATE_UP);
3802 		} else {
3803 			if_link_state_change(ha->ifp, LINK_STATE_DOWN);
3804 		}
3805 	}
3806 	return;
3807 }
3808 
3809 int
3810 ql_hw_check_health(qla_host_t *ha)
3811 {
3812 	uint32_t val;
3813 
3814 	ha->hw.health_count++;
3815 
3816 	if (ha->hw.health_count < 500)
3817 		return 0;
3818 
3819 	ha->hw.health_count = 0;
3820 
3821 	val = READ_REG32(ha, Q8_ASIC_TEMPERATURE);
3822 
3823 	if (((val & 0xFFFF) == 2) || ((val & 0xFFFF) == 3) ||
3824 		(QL_ERR_INJECT(ha, INJCT_TEMPERATURE_FAILURE))) {
3825 		device_printf(ha->pci_dev, "%s: Temperature Alert"
3826 			" at ts_usecs %ld ts_reg = 0x%08x\n",
3827 			__func__, qla_get_usec_timestamp(), val);
3828 
3829 		if (ha->hw.sp_log_stop_events & Q8_SP_LOG_STOP_TEMP_FAILURE)
3830 			ha->hw.sp_log_stop = -1;
3831 
3832 		QL_INITIATE_RECOVERY(ha);
3833 		return -1;
3834 	}
3835 
3836 	val = READ_REG32(ha, Q8_FIRMWARE_HEARTBEAT);
3837 
3838 	if ((val != ha->hw.hbeat_value) &&
3839 		(!(QL_ERR_INJECT(ha, INJCT_HEARTBEAT_FAILURE)))) {
3840 		ha->hw.hbeat_value = val;
3841 		ha->hw.hbeat_failure = 0;
3842 		return 0;
3843 	}
3844 
3845 	ha->hw.hbeat_failure++;
3846 
3847 	if ((ha->dbg_level & 0x8000) && (ha->hw.hbeat_failure == 1))
3848 		device_printf(ha->pci_dev, "%s: Heartbeat Failue 1[0x%08x]\n",
3849 			__func__, val);
3850 	if (ha->hw.hbeat_failure < 2) /* we ignore the first failure */
3851 		return 0;
3852 	else {
3853 		uint32_t peg_halt_status1;
3854 		uint32_t peg_halt_status2;
3855 
3856 		peg_halt_status1 = READ_REG32(ha, Q8_PEG_HALT_STATUS1);
3857 		peg_halt_status2 = READ_REG32(ha, Q8_PEG_HALT_STATUS2);
3858 
3859 		device_printf(ha->pci_dev,
3860 			"%s: Heartbeat Failue at ts_usecs = %ld "
3861 			"fw_heart_beat = 0x%08x "
3862 			"peg_halt_status1 = 0x%08x "
3863 			"peg_halt_status2 = 0x%08x\n",
3864 			__func__, qla_get_usec_timestamp(), val,
3865 			peg_halt_status1, peg_halt_status2);
3866 
3867 		if (ha->hw.sp_log_stop_events & Q8_SP_LOG_STOP_HBEAT_FAILURE)
3868 			ha->hw.sp_log_stop = -1;
3869 	}
3870 	QL_INITIATE_RECOVERY(ha);
3871 
3872 	return -1;
3873 }
3874 
3875 static int
3876 qla_init_nic_func(qla_host_t *ha)
3877 {
3878         device_t                dev;
3879         q80_init_nic_func_t     *init_nic;
3880         q80_init_nic_func_rsp_t *init_nic_rsp;
3881         uint32_t                err;
3882 
3883         dev = ha->pci_dev;
3884 
3885         init_nic = (q80_init_nic_func_t *)ha->hw.mbox;
3886         bzero(init_nic, sizeof(q80_init_nic_func_t));
3887 
3888         init_nic->opcode = Q8_MBX_INIT_NIC_FUNC;
3889         init_nic->count_version = (sizeof (q80_init_nic_func_t) >> 2);
3890         init_nic->count_version |= Q8_MBX_CMD_VERSION;
3891 
3892         init_nic->options = Q8_INIT_NIC_REG_DCBX_CHNG_AEN;
3893         init_nic->options |= Q8_INIT_NIC_REG_SFP_CHNG_AEN;
3894         init_nic->options |= Q8_INIT_NIC_REG_IDC_AEN;
3895 
3896 //qla_dump_buf8(ha, __func__, init_nic, sizeof (q80_init_nic_func_t));
3897         if (qla_mbx_cmd(ha, (uint32_t *)init_nic,
3898                 (sizeof (q80_init_nic_func_t) >> 2),
3899                 ha->hw.mbox, (sizeof (q80_init_nic_func_rsp_t) >> 2), 0)) {
3900                 device_printf(dev, "%s: failed\n", __func__);
3901                 return -1;
3902         }
3903 
3904         init_nic_rsp = (q80_init_nic_func_rsp_t *)ha->hw.mbox;
3905 // qla_dump_buf8(ha, __func__, init_nic_rsp, sizeof (q80_init_nic_func_rsp_t));
3906 
3907         err = Q8_MBX_RSP_STATUS(init_nic_rsp->regcnt_status);
3908 
3909         if (err) {
3910                 device_printf(dev, "%s: failed [0x%08x]\n", __func__, err);
3911         } else {
3912                 device_printf(dev, "%s: successful\n", __func__);
3913 	}
3914 
3915         return 0;
3916 }
3917 
3918 static int
3919 qla_stop_nic_func(qla_host_t *ha)
3920 {
3921         device_t                dev;
3922         q80_stop_nic_func_t     *stop_nic;
3923         q80_stop_nic_func_rsp_t *stop_nic_rsp;
3924         uint32_t                err;
3925 
3926         dev = ha->pci_dev;
3927 
3928         stop_nic = (q80_stop_nic_func_t *)ha->hw.mbox;
3929         bzero(stop_nic, sizeof(q80_stop_nic_func_t));
3930 
3931         stop_nic->opcode = Q8_MBX_STOP_NIC_FUNC;
3932         stop_nic->count_version = (sizeof (q80_stop_nic_func_t) >> 2);
3933         stop_nic->count_version |= Q8_MBX_CMD_VERSION;
3934 
3935         stop_nic->options = Q8_STOP_NIC_DEREG_DCBX_CHNG_AEN;
3936         stop_nic->options |= Q8_STOP_NIC_DEREG_SFP_CHNG_AEN;
3937 
3938 //qla_dump_buf8(ha, __func__, stop_nic, sizeof (q80_stop_nic_func_t));
3939         if (qla_mbx_cmd(ha, (uint32_t *)stop_nic,
3940                 (sizeof (q80_stop_nic_func_t) >> 2),
3941                 ha->hw.mbox, (sizeof (q80_stop_nic_func_rsp_t) >> 2), 0)) {
3942                 device_printf(dev, "%s: failed\n", __func__);
3943                 return -1;
3944         }
3945 
3946         stop_nic_rsp = (q80_stop_nic_func_rsp_t *)ha->hw.mbox;
3947 //qla_dump_buf8(ha, __func__, stop_nic_rsp, sizeof (q80_stop_nic_func_rsp_ t));
3948 
3949         err = Q8_MBX_RSP_STATUS(stop_nic_rsp->regcnt_status);
3950 
3951         if (err) {
3952                 device_printf(dev, "%s: failed [0x%08x]\n", __func__, err);
3953         }
3954 
3955         return 0;
3956 }
3957 
3958 static int
3959 qla_query_fw_dcbx_caps(qla_host_t *ha)
3960 {
3961         device_t                        dev;
3962         q80_query_fw_dcbx_caps_t        *fw_dcbx;
3963         q80_query_fw_dcbx_caps_rsp_t    *fw_dcbx_rsp;
3964         uint32_t                        err;
3965 
3966         dev = ha->pci_dev;
3967 
3968         fw_dcbx = (q80_query_fw_dcbx_caps_t *)ha->hw.mbox;
3969         bzero(fw_dcbx, sizeof(q80_query_fw_dcbx_caps_t));
3970 
3971         fw_dcbx->opcode = Q8_MBX_GET_FW_DCBX_CAPS;
3972         fw_dcbx->count_version = (sizeof (q80_query_fw_dcbx_caps_t) >> 2);
3973         fw_dcbx->count_version |= Q8_MBX_CMD_VERSION;
3974 
3975         ql_dump_buf8(ha, __func__, fw_dcbx, sizeof (q80_query_fw_dcbx_caps_t));
3976         if (qla_mbx_cmd(ha, (uint32_t *)fw_dcbx,
3977                 (sizeof (q80_query_fw_dcbx_caps_t) >> 2),
3978                 ha->hw.mbox, (sizeof (q80_query_fw_dcbx_caps_rsp_t) >> 2), 0)) {
3979                 device_printf(dev, "%s: failed\n", __func__);
3980                 return -1;
3981         }
3982 
3983         fw_dcbx_rsp = (q80_query_fw_dcbx_caps_rsp_t *)ha->hw.mbox;
3984         ql_dump_buf8(ha, __func__, fw_dcbx_rsp,
3985                 sizeof (q80_query_fw_dcbx_caps_rsp_t));
3986 
3987         err = Q8_MBX_RSP_STATUS(fw_dcbx_rsp->regcnt_status);
3988 
3989         if (err) {
3990                 device_printf(dev, "%s: failed [0x%08x]\n", __func__, err);
3991         }
3992 
3993         return 0;
3994 }
3995 
3996 static int
3997 qla_idc_ack(qla_host_t *ha, uint32_t aen_mb1, uint32_t aen_mb2,
3998         uint32_t aen_mb3, uint32_t aen_mb4)
3999 {
4000         device_t                dev;
4001         q80_idc_ack_t           *idc_ack;
4002         q80_idc_ack_rsp_t       *idc_ack_rsp;
4003         uint32_t                err;
4004         int                     count = 300;
4005 
4006         dev = ha->pci_dev;
4007 
4008         idc_ack = (q80_idc_ack_t *)ha->hw.mbox;
4009         bzero(idc_ack, sizeof(q80_idc_ack_t));
4010 
4011         idc_ack->opcode = Q8_MBX_IDC_ACK;
4012         idc_ack->count_version = (sizeof (q80_idc_ack_t) >> 2);
4013         idc_ack->count_version |= Q8_MBX_CMD_VERSION;
4014 
4015         idc_ack->aen_mb1 = aen_mb1;
4016         idc_ack->aen_mb2 = aen_mb2;
4017         idc_ack->aen_mb3 = aen_mb3;
4018         idc_ack->aen_mb4 = aen_mb4;
4019 
4020         ha->hw.imd_compl= 0;
4021 
4022         if (qla_mbx_cmd(ha, (uint32_t *)idc_ack,
4023                 (sizeof (q80_idc_ack_t) >> 2),
4024                 ha->hw.mbox, (sizeof (q80_idc_ack_rsp_t) >> 2), 0)) {
4025                 device_printf(dev, "%s: failed\n", __func__);
4026                 return -1;
4027         }
4028 
4029         idc_ack_rsp = (q80_idc_ack_rsp_t *)ha->hw.mbox;
4030 
4031         err = Q8_MBX_RSP_STATUS(idc_ack_rsp->regcnt_status);
4032 
4033         if (err) {
4034                 device_printf(dev, "%s: failed [0x%08x]\n", __func__, err);
4035                 return(-1);
4036         }
4037 
4038         while (count && !ha->hw.imd_compl) {
4039                 qla_mdelay(__func__, 100);
4040                 count--;
4041         }
4042 
4043         if (!count)
4044                 return -1;
4045         else
4046                 device_printf(dev, "%s: count %d\n", __func__, count);
4047 
4048         return (0);
4049 }
4050 
4051 static int
4052 qla_set_port_config(qla_host_t *ha, uint32_t cfg_bits)
4053 {
4054         device_t                dev;
4055         q80_set_port_cfg_t      *pcfg;
4056         q80_set_port_cfg_rsp_t  *pfg_rsp;
4057         uint32_t                err;
4058         int                     count = 300;
4059 
4060         dev = ha->pci_dev;
4061 
4062         pcfg = (q80_set_port_cfg_t *)ha->hw.mbox;
4063         bzero(pcfg, sizeof(q80_set_port_cfg_t));
4064 
4065         pcfg->opcode = Q8_MBX_SET_PORT_CONFIG;
4066         pcfg->count_version = (sizeof (q80_set_port_cfg_t) >> 2);
4067         pcfg->count_version |= Q8_MBX_CMD_VERSION;
4068 
4069         pcfg->cfg_bits = cfg_bits;
4070 
4071         device_printf(dev, "%s: cfg_bits"
4072                 " [STD_PAUSE_DIR, PAUSE_TYPE, DCBX]"
4073                 " [0x%x, 0x%x, 0x%x]\n", __func__,
4074                 ((cfg_bits & Q8_PORT_CFG_BITS_STDPAUSE_DIR_MASK)>>20),
4075                 ((cfg_bits & Q8_PORT_CFG_BITS_PAUSE_CFG_MASK) >> 5),
4076                 ((cfg_bits & Q8_PORT_CFG_BITS_DCBX_ENABLE) ? 1: 0));
4077 
4078         ha->hw.imd_compl= 0;
4079 
4080         if (qla_mbx_cmd(ha, (uint32_t *)pcfg,
4081                 (sizeof (q80_set_port_cfg_t) >> 2),
4082                 ha->hw.mbox, (sizeof (q80_set_port_cfg_rsp_t) >> 2), 0)) {
4083                 device_printf(dev, "%s: failed\n", __func__);
4084                 return -1;
4085         }
4086 
4087         pfg_rsp = (q80_set_port_cfg_rsp_t *)ha->hw.mbox;
4088 
4089         err = Q8_MBX_RSP_STATUS(pfg_rsp->regcnt_status);
4090 
4091         if (err == Q8_MBX_RSP_IDC_INTRMD_RSP) {
4092                 while (count && !ha->hw.imd_compl) {
4093                         qla_mdelay(__func__, 100);
4094                         count--;
4095                 }
4096                 if (count) {
4097                         device_printf(dev, "%s: count %d\n", __func__, count);
4098 
4099                         err = 0;
4100                 }
4101         }
4102 
4103         if (err) {
4104                 device_printf(dev, "%s: failed [0x%08x]\n", __func__, err);
4105                 return(-1);
4106         }
4107 
4108         return (0);
4109 }
4110 
4111 static int
4112 qla_get_minidump_tmplt_size(qla_host_t *ha, uint32_t *size)
4113 {
4114 	uint32_t			err;
4115 	device_t			dev = ha->pci_dev;
4116 	q80_config_md_templ_size_t	*md_size;
4117 	q80_config_md_templ_size_rsp_t	*md_size_rsp;
4118 
4119 #ifndef QL_LDFLASH_FW
4120 
4121 	ql_minidump_template_hdr_t *hdr;
4122 
4123 	hdr = (ql_minidump_template_hdr_t *)ql83xx_minidump;
4124 	*size = hdr->size_of_template;
4125 	return (0);
4126 
4127 #endif /* #ifdef QL_LDFLASH_FW */
4128 
4129 	md_size = (q80_config_md_templ_size_t *) ha->hw.mbox;
4130 	bzero(md_size, sizeof(q80_config_md_templ_size_t));
4131 
4132 	md_size->opcode = Q8_MBX_GET_MINIDUMP_TMPLT_SIZE;
4133 	md_size->count_version = (sizeof (q80_config_md_templ_size_t) >> 2);
4134 	md_size->count_version |= Q8_MBX_CMD_VERSION;
4135 
4136 	if (qla_mbx_cmd(ha, (uint32_t *) md_size,
4137 		(sizeof(q80_config_md_templ_size_t) >> 2), ha->hw.mbox,
4138 		(sizeof(q80_config_md_templ_size_rsp_t) >> 2), 0)) {
4139 		device_printf(dev, "%s: failed\n", __func__);
4140 
4141 		return (-1);
4142 	}
4143 
4144 	md_size_rsp = (q80_config_md_templ_size_rsp_t *) ha->hw.mbox;
4145 
4146 	err = Q8_MBX_RSP_STATUS(md_size_rsp->regcnt_status);
4147 
4148         if (err) {
4149 		device_printf(dev, "%s: failed [0x%08x]\n", __func__, err);
4150 		return(-1);
4151         }
4152 
4153 	*size = md_size_rsp->templ_size;
4154 
4155 	return (0);
4156 }
4157 
4158 static int
4159 qla_get_port_config(qla_host_t *ha, uint32_t *cfg_bits)
4160 {
4161         device_t                dev;
4162         q80_get_port_cfg_t      *pcfg;
4163         q80_get_port_cfg_rsp_t  *pcfg_rsp;
4164         uint32_t                err;
4165 
4166         dev = ha->pci_dev;
4167 
4168         pcfg = (q80_get_port_cfg_t *)ha->hw.mbox;
4169         bzero(pcfg, sizeof(q80_get_port_cfg_t));
4170 
4171         pcfg->opcode = Q8_MBX_GET_PORT_CONFIG;
4172         pcfg->count_version = (sizeof (q80_get_port_cfg_t) >> 2);
4173         pcfg->count_version |= Q8_MBX_CMD_VERSION;
4174 
4175         if (qla_mbx_cmd(ha, (uint32_t *)pcfg,
4176                 (sizeof (q80_get_port_cfg_t) >> 2),
4177                 ha->hw.mbox, (sizeof (q80_get_port_cfg_rsp_t) >> 2), 0)) {
4178                 device_printf(dev, "%s: failed\n", __func__);
4179                 return -1;
4180         }
4181 
4182         pcfg_rsp = (q80_get_port_cfg_rsp_t *)ha->hw.mbox;
4183 
4184         err = Q8_MBX_RSP_STATUS(pcfg_rsp->regcnt_status);
4185 
4186         if (err) {
4187                 device_printf(dev, "%s: failed [0x%08x]\n", __func__, err);
4188                 return(-1);
4189         }
4190 
4191         device_printf(dev, "%s: [cfg_bits, port type]"
4192                 " [0x%08x, 0x%02x] [STD_PAUSE_DIR, PAUSE_TYPE, DCBX]"
4193                 " [0x%x, 0x%x, 0x%x]\n", __func__,
4194                 pcfg_rsp->cfg_bits, pcfg_rsp->phys_port_type,
4195                 ((pcfg_rsp->cfg_bits & Q8_PORT_CFG_BITS_STDPAUSE_DIR_MASK)>>20),
4196                 ((pcfg_rsp->cfg_bits & Q8_PORT_CFG_BITS_PAUSE_CFG_MASK) >> 5),
4197                 ((pcfg_rsp->cfg_bits & Q8_PORT_CFG_BITS_DCBX_ENABLE) ? 1: 0)
4198                 );
4199 
4200         *cfg_bits = pcfg_rsp->cfg_bits;
4201 
4202         return (0);
4203 }
4204 
4205 int
4206 ql_iscsi_pdu(qla_host_t *ha, struct mbuf *mp)
4207 {
4208         struct ether_vlan_header        *eh;
4209         uint16_t                        etype;
4210         struct ip                       *ip = NULL;
4211         struct ip6_hdr                  *ip6 = NULL;
4212         struct tcphdr                   *th = NULL;
4213         uint32_t                        hdrlen;
4214         uint32_t                        offset;
4215         uint8_t                         buf[sizeof(struct ip6_hdr)];
4216 
4217         eh = mtod(mp, struct ether_vlan_header *);
4218 
4219         if (eh->evl_encap_proto == htons(ETHERTYPE_VLAN)) {
4220                 hdrlen = ETHER_HDR_LEN + ETHER_VLAN_ENCAP_LEN;
4221                 etype = ntohs(eh->evl_proto);
4222         } else {
4223                 hdrlen = ETHER_HDR_LEN;
4224                 etype = ntohs(eh->evl_encap_proto);
4225         }
4226 
4227 	if (etype == ETHERTYPE_IP) {
4228 		offset = (hdrlen + sizeof (struct ip));
4229 
4230 		if (mp->m_len >= offset) {
4231                         ip = (struct ip *)(mp->m_data + hdrlen);
4232 		} else {
4233 			m_copydata(mp, hdrlen, sizeof (struct ip), buf);
4234                         ip = (struct ip *)buf;
4235 		}
4236 
4237                 if (ip->ip_p == IPPROTO_TCP) {
4238 			hdrlen += ip->ip_hl << 2;
4239 			offset = hdrlen + 4;
4240 
4241 			if (mp->m_len >= offset) {
4242 				th = (struct tcphdr *)(mp->m_data + hdrlen);
4243 			} else {
4244                                 m_copydata(mp, hdrlen, 4, buf);
4245 				th = (struct tcphdr *)buf;
4246 			}
4247                 }
4248 
4249 	} else if (etype == ETHERTYPE_IPV6) {
4250 		offset = (hdrlen + sizeof (struct ip6_hdr));
4251 
4252 		if (mp->m_len >= offset) {
4253                         ip6 = (struct ip6_hdr *)(mp->m_data + hdrlen);
4254 		} else {
4255                         m_copydata(mp, hdrlen, sizeof (struct ip6_hdr), buf);
4256                         ip6 = (struct ip6_hdr *)buf;
4257 		}
4258 
4259                 if (ip6->ip6_nxt == IPPROTO_TCP) {
4260 			hdrlen += sizeof(struct ip6_hdr);
4261 			offset = hdrlen + 4;
4262 
4263 			if (mp->m_len >= offset) {
4264 				th = (struct tcphdr *)(mp->m_data + hdrlen);
4265 			} else {
4266 				m_copydata(mp, hdrlen, 4, buf);
4267 				th = (struct tcphdr *)buf;
4268 			}
4269                 }
4270 	}
4271 
4272         if (th != NULL) {
4273                 if ((th->th_sport == htons(3260)) ||
4274                         (th->th_dport == htons(3260)))
4275                         return 0;
4276         }
4277         return (-1);
4278 }
4279 
4280 void
4281 qla_hw_async_event(qla_host_t *ha)
4282 {
4283         switch (ha->hw.aen_mb0) {
4284         case 0x8101:
4285                 (void)qla_idc_ack(ha, ha->hw.aen_mb1, ha->hw.aen_mb2,
4286                         ha->hw.aen_mb3, ha->hw.aen_mb4);
4287 
4288                 break;
4289 
4290         default:
4291                 break;
4292         }
4293 
4294         return;
4295 }
4296 
4297 #ifdef QL_LDFLASH_FW
4298 static int
4299 ql_get_minidump_template(qla_host_t *ha)
4300 {
4301 	uint32_t			err;
4302 	device_t			dev = ha->pci_dev;
4303 	q80_config_md_templ_cmd_t	*md_templ;
4304 	q80_config_md_templ_cmd_rsp_t	*md_templ_rsp;
4305 
4306 	md_templ = (q80_config_md_templ_cmd_t *) ha->hw.mbox;
4307 	bzero(md_templ, (sizeof (q80_config_md_templ_cmd_t)));
4308 
4309 	md_templ->opcode = Q8_MBX_GET_MINIDUMP_TMPLT;
4310 	md_templ->count_version = ( sizeof(q80_config_md_templ_cmd_t) >> 2);
4311 	md_templ->count_version |= Q8_MBX_CMD_VERSION;
4312 
4313 	md_templ->buf_addr = ha->hw.dma_buf.minidump.dma_addr;
4314 	md_templ->buff_size = ha->hw.dma_buf.minidump.size;
4315 
4316 	if (qla_mbx_cmd(ha, (uint32_t *) md_templ,
4317 		(sizeof(q80_config_md_templ_cmd_t) >> 2),
4318 		 ha->hw.mbox,
4319 		(sizeof(q80_config_md_templ_cmd_rsp_t) >> 2), 0)) {
4320 		device_printf(dev, "%s: failed\n", __func__);
4321 
4322 		return (-1);
4323 	}
4324 
4325 	md_templ_rsp = (q80_config_md_templ_cmd_rsp_t *) ha->hw.mbox;
4326 
4327 	err = Q8_MBX_RSP_STATUS(md_templ_rsp->regcnt_status);
4328 
4329 	if (err) {
4330 		device_printf(dev, "%s: failed [0x%08x]\n", __func__, err);
4331 		return (-1);
4332 	}
4333 
4334 	return (0);
4335 
4336 }
4337 #endif /* #ifdef QL_LDFLASH_FW */
4338 
4339 /*
4340  * Minidump related functionality
4341  */
4342 
4343 static int ql_parse_template(qla_host_t *ha);
4344 
4345 static uint32_t ql_rdcrb(qla_host_t *ha,
4346 			ql_minidump_entry_rdcrb_t *crb_entry,
4347 			uint32_t * data_buff);
4348 
4349 static uint32_t ql_pollrd(qla_host_t *ha,
4350 			ql_minidump_entry_pollrd_t *entry,
4351 			uint32_t * data_buff);
4352 
4353 static uint32_t ql_pollrd_modify_write(qla_host_t *ha,
4354 			ql_minidump_entry_rd_modify_wr_with_poll_t *entry,
4355 			uint32_t *data_buff);
4356 
4357 static uint32_t ql_L2Cache(qla_host_t *ha,
4358 			ql_minidump_entry_cache_t *cacheEntry,
4359 			uint32_t * data_buff);
4360 
4361 static uint32_t ql_L1Cache(qla_host_t *ha,
4362 			ql_minidump_entry_cache_t *cacheEntry,
4363 			uint32_t *data_buff);
4364 
4365 static uint32_t ql_rdocm(qla_host_t *ha,
4366 			ql_minidump_entry_rdocm_t *ocmEntry,
4367 			uint32_t *data_buff);
4368 
4369 static uint32_t ql_rdmem(qla_host_t *ha,
4370 			ql_minidump_entry_rdmem_t *mem_entry,
4371 			uint32_t *data_buff);
4372 
4373 static uint32_t ql_rdrom(qla_host_t *ha,
4374 			ql_minidump_entry_rdrom_t *romEntry,
4375 			uint32_t *data_buff);
4376 
4377 static uint32_t ql_rdmux(qla_host_t *ha,
4378 			ql_minidump_entry_mux_t *muxEntry,
4379 			uint32_t *data_buff);
4380 
4381 static uint32_t ql_rdmux2(qla_host_t *ha,
4382 			ql_minidump_entry_mux2_t *muxEntry,
4383 			uint32_t *data_buff);
4384 
4385 static uint32_t ql_rdqueue(qla_host_t *ha,
4386 			ql_minidump_entry_queue_t *queueEntry,
4387 			uint32_t *data_buff);
4388 
4389 static uint32_t ql_cntrl(qla_host_t *ha,
4390 			ql_minidump_template_hdr_t *template_hdr,
4391 			ql_minidump_entry_cntrl_t *crbEntry);
4392 
4393 static uint32_t
4394 ql_minidump_size(qla_host_t *ha)
4395 {
4396 	uint32_t i, k;
4397 	uint32_t size = 0;
4398 	ql_minidump_template_hdr_t *hdr;
4399 
4400 	hdr = (ql_minidump_template_hdr_t *)ha->hw.dma_buf.minidump.dma_b;
4401 
4402 	i = 0x2;
4403 
4404 	for (k = 1; k < QL_DBG_CAP_SIZE_ARRAY_LEN; k++) {
4405 		if (i & ha->hw.mdump_capture_mask)
4406 			size += hdr->capture_size_array[k];
4407 		i = i << 1;
4408 	}
4409 	return (size);
4410 }
4411 
4412 static void
4413 ql_free_minidump_buffer(qla_host_t *ha)
4414 {
4415 	if (ha->hw.mdump_buffer != NULL) {
4416 		free(ha->hw.mdump_buffer, M_QLA83XXBUF);
4417 		ha->hw.mdump_buffer = NULL;
4418 		ha->hw.mdump_buffer_size = 0;
4419 	}
4420 	return;
4421 }
4422 
4423 static int
4424 ql_alloc_minidump_buffer(qla_host_t *ha)
4425 {
4426 	ha->hw.mdump_buffer_size = ql_minidump_size(ha);
4427 
4428 	if (!ha->hw.mdump_buffer_size)
4429 		return (-1);
4430 
4431 	ha->hw.mdump_buffer = malloc(ha->hw.mdump_buffer_size, M_QLA83XXBUF,
4432 					M_NOWAIT);
4433 
4434 	if (ha->hw.mdump_buffer == NULL)
4435 		return (-1);
4436 
4437 	return (0);
4438 }
4439 
4440 static void
4441 ql_free_minidump_template_buffer(qla_host_t *ha)
4442 {
4443 	if (ha->hw.mdump_template != NULL) {
4444 		free(ha->hw.mdump_template, M_QLA83XXBUF);
4445 		ha->hw.mdump_template = NULL;
4446 		ha->hw.mdump_template_size = 0;
4447 	}
4448 	return;
4449 }
4450 
4451 static int
4452 ql_alloc_minidump_template_buffer(qla_host_t *ha)
4453 {
4454 	ha->hw.mdump_template_size = ha->hw.dma_buf.minidump.size;
4455 
4456 	ha->hw.mdump_template = malloc(ha->hw.mdump_template_size,
4457 					M_QLA83XXBUF, M_NOWAIT);
4458 
4459 	if (ha->hw.mdump_template == NULL)
4460 		return (-1);
4461 
4462 	return (0);
4463 }
4464 
4465 static int
4466 ql_alloc_minidump_buffers(qla_host_t *ha)
4467 {
4468 	int ret;
4469 
4470 	ret = ql_alloc_minidump_template_buffer(ha);
4471 
4472 	if (ret)
4473 		return (ret);
4474 
4475 	ret = ql_alloc_minidump_buffer(ha);
4476 
4477 	if (ret)
4478 		ql_free_minidump_template_buffer(ha);
4479 
4480 	return (ret);
4481 }
4482 
4483 static uint32_t
4484 ql_validate_minidump_checksum(qla_host_t *ha)
4485 {
4486         uint64_t sum = 0;
4487 	int count;
4488 	uint32_t *template_buff;
4489 
4490 	count = ha->hw.dma_buf.minidump.size / sizeof (uint32_t);
4491 	template_buff = ha->hw.dma_buf.minidump.dma_b;
4492 
4493 	while (count-- > 0) {
4494 		sum += *template_buff++;
4495 	}
4496 
4497 	while (sum >> 32) {
4498 		sum = (sum & 0xFFFFFFFF) + (sum >> 32);
4499 	}
4500 
4501 	return (~sum);
4502 }
4503 
4504 int
4505 ql_minidump_init(qla_host_t *ha)
4506 {
4507 	int		ret = 0;
4508 	uint32_t	template_size = 0;
4509 	device_t	dev = ha->pci_dev;
4510 
4511 	/*
4512 	 * Get Minidump Template Size
4513  	 */
4514 	ret = qla_get_minidump_tmplt_size(ha, &template_size);
4515 
4516 	if (ret || (template_size == 0)) {
4517 		device_printf(dev, "%s: failed [%d, %d]\n", __func__, ret,
4518 			template_size);
4519 		return (-1);
4520 	}
4521 
4522 	/*
4523 	 * Allocate Memory for Minidump Template
4524 	 */
4525 
4526 	ha->hw.dma_buf.minidump.alignment = 8;
4527 	ha->hw.dma_buf.minidump.size = template_size;
4528 
4529 #ifdef QL_LDFLASH_FW
4530 	if (ql_alloc_dmabuf(ha, &ha->hw.dma_buf.minidump)) {
4531 		device_printf(dev, "%s: minidump dma alloc failed\n", __func__);
4532 
4533 		return (-1);
4534 	}
4535 	ha->hw.dma_buf.flags.minidump = 1;
4536 
4537 	/*
4538 	 * Retrieve Minidump Template
4539 	 */
4540 	ret = ql_get_minidump_template(ha);
4541 #else
4542 	ha->hw.dma_buf.minidump.dma_b = ql83xx_minidump;
4543 
4544 #endif /* #ifdef QL_LDFLASH_FW */
4545 
4546 	if (ret == 0) {
4547 		ret = ql_validate_minidump_checksum(ha);
4548 
4549 		if (ret == 0) {
4550 			ret = ql_alloc_minidump_buffers(ha);
4551 
4552 			if (ret == 0)
4553 		ha->hw.mdump_init = 1;
4554 			else
4555 				device_printf(dev,
4556 					"%s: ql_alloc_minidump_buffers"
4557 					" failed\n", __func__);
4558 		} else {
4559 			device_printf(dev, "%s: ql_validate_minidump_checksum"
4560 				" failed\n", __func__);
4561 		}
4562 	} else {
4563 		device_printf(dev, "%s: ql_get_minidump_template failed\n",
4564 			 __func__);
4565 	}
4566 
4567 	if (ret)
4568 		ql_minidump_free(ha);
4569 
4570 	return (ret);
4571 }
4572 
4573 static void
4574 ql_minidump_free(qla_host_t *ha)
4575 {
4576 	ha->hw.mdump_init = 0;
4577 	if (ha->hw.dma_buf.flags.minidump) {
4578 		ha->hw.dma_buf.flags.minidump = 0;
4579 		ql_free_dmabuf(ha, &ha->hw.dma_buf.minidump);
4580 	}
4581 
4582 	ql_free_minidump_template_buffer(ha);
4583 	ql_free_minidump_buffer(ha);
4584 
4585 	return;
4586 }
4587 
4588 void
4589 ql_minidump(qla_host_t *ha)
4590 {
4591 	if (!ha->hw.mdump_init)
4592 		return;
4593 
4594 	if (ha->hw.mdump_done)
4595 		return;
4596 	ha->hw.mdump_usec_ts = qla_get_usec_timestamp();
4597 	ha->hw.mdump_start_seq_index = ql_stop_sequence(ha);
4598 
4599 	bzero(ha->hw.mdump_buffer, ha->hw.mdump_buffer_size);
4600 	bzero(ha->hw.mdump_template, ha->hw.mdump_template_size);
4601 
4602 	bcopy(ha->hw.dma_buf.minidump.dma_b, ha->hw.mdump_template,
4603 		ha->hw.mdump_template_size);
4604 
4605 	ql_parse_template(ha);
4606 
4607 	ql_start_sequence(ha, ha->hw.mdump_start_seq_index);
4608 
4609 	ha->hw.mdump_done = 1;
4610 
4611 	return;
4612 }
4613 
4614 /*
4615  * helper routines
4616  */
4617 static void
4618 ql_entry_err_chk(ql_minidump_entry_t *entry, uint32_t esize)
4619 {
4620 	if (esize != entry->hdr.entry_capture_size) {
4621 		entry->hdr.entry_capture_size = esize;
4622 		entry->hdr.driver_flags |= QL_DBG_SIZE_ERR_FLAG;
4623 	}
4624 	return;
4625 }
4626 
4627 static int
4628 ql_parse_template(qla_host_t *ha)
4629 {
4630 	uint32_t num_of_entries, buff_level, e_cnt, esize;
4631 	uint32_t rv = 0;
4632 	char *dump_buff, *dbuff;
4633 	int sane_start = 0, sane_end = 0;
4634 	ql_minidump_template_hdr_t *template_hdr;
4635 	ql_minidump_entry_t *entry;
4636 	uint32_t capture_mask;
4637 	uint32_t dump_size;
4638 
4639 	/* Setup parameters */
4640 	template_hdr = (ql_minidump_template_hdr_t *)ha->hw.mdump_template;
4641 
4642 	if (template_hdr->entry_type == TLHDR)
4643 		sane_start = 1;
4644 
4645 	dump_buff = (char *) ha->hw.mdump_buffer;
4646 
4647 	num_of_entries = template_hdr->num_of_entries;
4648 
4649 	entry = (ql_minidump_entry_t *) ((char *)template_hdr
4650 			+ template_hdr->first_entry_offset );
4651 
4652 	template_hdr->saved_state_array[QL_OCM0_ADDR_INDX] =
4653 		template_hdr->ocm_window_array[ha->pci_func];
4654 	template_hdr->saved_state_array[QL_PCIE_FUNC_INDX] = ha->pci_func;
4655 
4656 	capture_mask = ha->hw.mdump_capture_mask;
4657 	dump_size = ha->hw.mdump_buffer_size;
4658 
4659 	template_hdr->driver_capture_mask = capture_mask;
4660 
4661 	QL_DPRINT80(ha, (ha->pci_dev,
4662 		"%s: sane_start = %d num_of_entries = %d "
4663 		"capture_mask = 0x%x dump_size = %d \n",
4664 		__func__, sane_start, num_of_entries, capture_mask, dump_size));
4665 
4666 	for (buff_level = 0, e_cnt = 0; e_cnt < num_of_entries; e_cnt++) {
4667 		/*
4668 		 * If the capture_mask of the entry does not match capture mask
4669 		 * skip the entry after marking the driver_flags indicator.
4670 		 */
4671 
4672 		if (!(entry->hdr.entry_capture_mask & capture_mask)) {
4673 			entry->hdr.driver_flags |= QL_DBG_SKIPPED_FLAG;
4674 			entry = (ql_minidump_entry_t *) ((char *) entry
4675 					+ entry->hdr.entry_size);
4676 			continue;
4677 		}
4678 
4679 		/*
4680 		 * This is ONLY needed in implementations where
4681 		 * the capture buffer allocated is too small to capture
4682 		 * all of the required entries for a given capture mask.
4683 		 * We need to empty the buffer contents to a file
4684 		 * if possible, before processing the next entry
4685 		 * If the buff_full_flag is set, no further capture will happen
4686 		 * and all remaining non-control entries will be skipped.
4687 		 */
4688 		if (entry->hdr.entry_capture_size != 0) {
4689 			if ((buff_level + entry->hdr.entry_capture_size) >
4690 				dump_size) {
4691 				/*  Try to recover by emptying buffer to file */
4692 				entry->hdr.driver_flags |= QL_DBG_SKIPPED_FLAG;
4693 				entry = (ql_minidump_entry_t *) ((char *) entry
4694 						+ entry->hdr.entry_size);
4695 				continue;
4696 			}
4697 		}
4698 
4699 		/*
4700 		 * Decode the entry type and process it accordingly
4701 		 */
4702 
4703 		switch (entry->hdr.entry_type) {
4704 		case RDNOP:
4705 			break;
4706 
4707 		case RDEND:
4708 			sane_end++;
4709 			break;
4710 
4711 		case RDCRB:
4712 			dbuff = dump_buff + buff_level;
4713 			esize = ql_rdcrb(ha, (void *)entry, (void *)dbuff);
4714 			ql_entry_err_chk(entry, esize);
4715 			buff_level += esize;
4716 			break;
4717 
4718                 case POLLRD:
4719                         dbuff = dump_buff + buff_level;
4720                         esize = ql_pollrd(ha, (void *)entry, (void *)dbuff);
4721                         ql_entry_err_chk(entry, esize);
4722                         buff_level += esize;
4723                         break;
4724 
4725                 case POLLRDMWR:
4726                         dbuff = dump_buff + buff_level;
4727                         esize = ql_pollrd_modify_write(ha, (void *)entry,
4728 					(void *)dbuff);
4729                         ql_entry_err_chk(entry, esize);
4730                         buff_level += esize;
4731                         break;
4732 
4733 		case L2ITG:
4734 		case L2DTG:
4735 		case L2DAT:
4736 		case L2INS:
4737 			dbuff = dump_buff + buff_level;
4738 			esize = ql_L2Cache(ha, (void *)entry, (void *)dbuff);
4739 			if (esize == -1) {
4740 				entry->hdr.driver_flags |= QL_DBG_SKIPPED_FLAG;
4741 			} else {
4742 				ql_entry_err_chk(entry, esize);
4743 				buff_level += esize;
4744 			}
4745 			break;
4746 
4747 		case L1DAT:
4748 		case L1INS:
4749 			dbuff = dump_buff + buff_level;
4750 			esize = ql_L1Cache(ha, (void *)entry, (void *)dbuff);
4751 			ql_entry_err_chk(entry, esize);
4752 			buff_level += esize;
4753 			break;
4754 
4755 		case RDOCM:
4756 			dbuff = dump_buff + buff_level;
4757 			esize = ql_rdocm(ha, (void *)entry, (void *)dbuff);
4758 			ql_entry_err_chk(entry, esize);
4759 			buff_level += esize;
4760 			break;
4761 
4762 		case RDMEM:
4763 			dbuff = dump_buff + buff_level;
4764 			esize = ql_rdmem(ha, (void *)entry, (void *)dbuff);
4765 			ql_entry_err_chk(entry, esize);
4766 			buff_level += esize;
4767 			break;
4768 
4769 		case BOARD:
4770 		case RDROM:
4771 			dbuff = dump_buff + buff_level;
4772 			esize = ql_rdrom(ha, (void *)entry, (void *)dbuff);
4773 			ql_entry_err_chk(entry, esize);
4774 			buff_level += esize;
4775 			break;
4776 
4777 		case RDMUX:
4778 			dbuff = dump_buff + buff_level;
4779 			esize = ql_rdmux(ha, (void *)entry, (void *)dbuff);
4780 			ql_entry_err_chk(entry, esize);
4781 			buff_level += esize;
4782 			break;
4783 
4784                 case RDMUX2:
4785                         dbuff = dump_buff + buff_level;
4786                         esize = ql_rdmux2(ha, (void *)entry, (void *)dbuff);
4787                         ql_entry_err_chk(entry, esize);
4788                         buff_level += esize;
4789                         break;
4790 
4791 		case QUEUE:
4792 			dbuff = dump_buff + buff_level;
4793 			esize = ql_rdqueue(ha, (void *)entry, (void *)dbuff);
4794 			ql_entry_err_chk(entry, esize);
4795 			buff_level += esize;
4796 			break;
4797 
4798 		case CNTRL:
4799 			if ((rv = ql_cntrl(ha, template_hdr, (void *)entry))) {
4800 				entry->hdr.driver_flags |= QL_DBG_SKIPPED_FLAG;
4801 			}
4802 			break;
4803 		default:
4804 			entry->hdr.driver_flags |= QL_DBG_SKIPPED_FLAG;
4805 			break;
4806 		}
4807 		/*  next entry in the template */
4808 		entry = (ql_minidump_entry_t *) ((char *) entry
4809 						+ entry->hdr.entry_size);
4810 	}
4811 
4812 	if (!sane_start || (sane_end > 1)) {
4813 		device_printf(ha->pci_dev,
4814 			"\n%s: Template configuration error. Check Template\n",
4815 			__func__);
4816 	}
4817 
4818 	QL_DPRINT80(ha, (ha->pci_dev, "%s: Minidump num of entries = %d\n",
4819 		__func__, template_hdr->num_of_entries));
4820 
4821 	return 0;
4822 }
4823 
4824 /*
4825  * Read CRB operation.
4826  */
4827 static uint32_t
4828 ql_rdcrb(qla_host_t *ha, ql_minidump_entry_rdcrb_t * crb_entry,
4829 	uint32_t * data_buff)
4830 {
4831 	int loop_cnt;
4832 	int ret;
4833 	uint32_t op_count, addr, stride, value = 0;
4834 
4835 	addr = crb_entry->addr;
4836 	op_count = crb_entry->op_count;
4837 	stride = crb_entry->addr_stride;
4838 
4839 	for (loop_cnt = 0; loop_cnt < op_count; loop_cnt++) {
4840 		ret = ql_rdwr_indreg32(ha, addr, &value, 1);
4841 
4842 		if (ret)
4843 			return (0);
4844 
4845 		*data_buff++ = addr;
4846 		*data_buff++ = value;
4847 		addr = addr + stride;
4848 	}
4849 
4850 	/*
4851 	 * for testing purpose we return amount of data written
4852 	 */
4853 	return (op_count * (2 * sizeof(uint32_t)));
4854 }
4855 
4856 /*
4857  * Handle L2 Cache.
4858  */
4859 
4860 static uint32_t
4861 ql_L2Cache(qla_host_t *ha, ql_minidump_entry_cache_t *cacheEntry,
4862 	uint32_t * data_buff)
4863 {
4864 	int i, k;
4865 	int loop_cnt;
4866 	int ret;
4867 
4868 	uint32_t read_value;
4869 	uint32_t addr, read_addr, cntrl_addr, tag_reg_addr, cntl_value_w;
4870 	uint32_t tag_value, read_cnt;
4871 	volatile uint8_t cntl_value_r;
4872 	long timeout;
4873 	uint32_t data;
4874 
4875 	loop_cnt = cacheEntry->op_count;
4876 
4877 	read_addr = cacheEntry->read_addr;
4878 	cntrl_addr = cacheEntry->control_addr;
4879 	cntl_value_w = (uint32_t) cacheEntry->write_value;
4880 
4881 	tag_reg_addr = cacheEntry->tag_reg_addr;
4882 
4883 	tag_value = cacheEntry->init_tag_value;
4884 	read_cnt = cacheEntry->read_addr_cnt;
4885 
4886 	for (i = 0; i < loop_cnt; i++) {
4887 		ret = ql_rdwr_indreg32(ha, tag_reg_addr, &tag_value, 0);
4888 		if (ret)
4889 			return (0);
4890 
4891 		if (cacheEntry->write_value != 0) {
4892 
4893 			ret = ql_rdwr_indreg32(ha, cntrl_addr,
4894 					&cntl_value_w, 0);
4895 			if (ret)
4896 				return (0);
4897 		}
4898 
4899 		if (cacheEntry->poll_mask != 0) {
4900 
4901 			timeout = cacheEntry->poll_wait;
4902 
4903 			ret = ql_rdwr_indreg32(ha, cntrl_addr, &data, 1);
4904 			if (ret)
4905 				return (0);
4906 
4907 			cntl_value_r = (uint8_t)data;
4908 
4909 			while ((cntl_value_r & cacheEntry->poll_mask) != 0) {
4910 				if (timeout) {
4911 					qla_mdelay(__func__, 1);
4912 					timeout--;
4913 				} else
4914 					break;
4915 
4916 				ret = ql_rdwr_indreg32(ha, cntrl_addr,
4917 						&data, 1);
4918 				if (ret)
4919 					return (0);
4920 
4921 				cntl_value_r = (uint8_t)data;
4922 			}
4923 			if (!timeout) {
4924 				/* Report timeout error.
4925 				 * core dump capture failed
4926 				 * Skip remaining entries.
4927 				 * Write buffer out to file
4928 				 * Use driver specific fields in template header
4929 				 * to report this error.
4930 				 */
4931 				return (-1);
4932 			}
4933 		}
4934 
4935 		addr = read_addr;
4936 		for (k = 0; k < read_cnt; k++) {
4937 			ret = ql_rdwr_indreg32(ha, addr, &read_value, 1);
4938 			if (ret)
4939 				return (0);
4940 
4941 			*data_buff++ = read_value;
4942 			addr += cacheEntry->read_addr_stride;
4943 		}
4944 
4945 		tag_value += cacheEntry->tag_value_stride;
4946 	}
4947 
4948 	return (read_cnt * loop_cnt * sizeof(uint32_t));
4949 }
4950 
4951 /*
4952  * Handle L1 Cache.
4953  */
4954 
4955 static uint32_t
4956 ql_L1Cache(qla_host_t *ha,
4957 	ql_minidump_entry_cache_t *cacheEntry,
4958 	uint32_t *data_buff)
4959 {
4960 	int ret;
4961 	int i, k;
4962 	int loop_cnt;
4963 
4964 	uint32_t read_value;
4965 	uint32_t addr, read_addr, cntrl_addr, tag_reg_addr;
4966 	uint32_t tag_value, read_cnt;
4967 	uint32_t cntl_value_w;
4968 
4969 	loop_cnt = cacheEntry->op_count;
4970 
4971 	read_addr = cacheEntry->read_addr;
4972 	cntrl_addr = cacheEntry->control_addr;
4973 	cntl_value_w = (uint32_t) cacheEntry->write_value;
4974 
4975 	tag_reg_addr = cacheEntry->tag_reg_addr;
4976 
4977 	tag_value = cacheEntry->init_tag_value;
4978 	read_cnt = cacheEntry->read_addr_cnt;
4979 
4980 	for (i = 0; i < loop_cnt; i++) {
4981 		ret = ql_rdwr_indreg32(ha, tag_reg_addr, &tag_value, 0);
4982 		if (ret)
4983 			return (0);
4984 
4985 		ret = ql_rdwr_indreg32(ha, cntrl_addr, &cntl_value_w, 0);
4986 		if (ret)
4987 			return (0);
4988 
4989 		addr = read_addr;
4990 		for (k = 0; k < read_cnt; k++) {
4991 			ret = ql_rdwr_indreg32(ha, addr, &read_value, 1);
4992 			if (ret)
4993 				return (0);
4994 
4995 			*data_buff++ = read_value;
4996 			addr += cacheEntry->read_addr_stride;
4997 		}
4998 
4999 		tag_value += cacheEntry->tag_value_stride;
5000 	}
5001 
5002 	return (read_cnt * loop_cnt * sizeof(uint32_t));
5003 }
5004 
5005 /*
5006  * Reading OCM memory
5007  */
5008 
5009 static uint32_t
5010 ql_rdocm(qla_host_t *ha,
5011 	ql_minidump_entry_rdocm_t *ocmEntry,
5012 	uint32_t *data_buff)
5013 {
5014 	int i, loop_cnt;
5015 	volatile uint32_t addr;
5016 	volatile uint32_t value;
5017 
5018 	addr = ocmEntry->read_addr;
5019 	loop_cnt = ocmEntry->op_count;
5020 
5021 	for (i = 0; i < loop_cnt; i++) {
5022 		value = READ_REG32(ha, addr);
5023 		*data_buff++ = value;
5024 		addr += ocmEntry->read_addr_stride;
5025 	}
5026 	return (loop_cnt * sizeof(value));
5027 }
5028 
5029 /*
5030  * Read memory
5031  */
5032 
5033 static uint32_t
5034 ql_rdmem(qla_host_t *ha,
5035 	ql_minidump_entry_rdmem_t *mem_entry,
5036 	uint32_t *data_buff)
5037 {
5038 	int ret;
5039         int i, loop_cnt;
5040         volatile uint32_t addr;
5041 	q80_offchip_mem_val_t val;
5042 
5043         addr = mem_entry->read_addr;
5044 
5045 	/* size in bytes / 16 */
5046         loop_cnt = mem_entry->read_data_size / (sizeof(uint32_t) * 4);
5047 
5048         for (i = 0; i < loop_cnt; i++) {
5049 		ret = ql_rdwr_offchip_mem(ha, (addr & 0x0ffffffff), &val, 1);
5050 		if (ret)
5051 			return (0);
5052 
5053                 *data_buff++ = val.data_lo;
5054                 *data_buff++ = val.data_hi;
5055                 *data_buff++ = val.data_ulo;
5056                 *data_buff++ = val.data_uhi;
5057 
5058                 addr += (sizeof(uint32_t) * 4);
5059         }
5060 
5061         return (loop_cnt * (sizeof(uint32_t) * 4));
5062 }
5063 
5064 /*
5065  * Read Rom
5066  */
5067 
5068 static uint32_t
5069 ql_rdrom(qla_host_t *ha,
5070 	ql_minidump_entry_rdrom_t *romEntry,
5071 	uint32_t *data_buff)
5072 {
5073 	int ret;
5074 	int i, loop_cnt;
5075 	uint32_t addr;
5076 	uint32_t value;
5077 
5078 	addr = romEntry->read_addr;
5079 	loop_cnt = romEntry->read_data_size; /* This is size in bytes */
5080 	loop_cnt /= sizeof(value);
5081 
5082 	for (i = 0; i < loop_cnt; i++) {
5083 		ret = ql_rd_flash32(ha, addr, &value);
5084 		if (ret)
5085 			return (0);
5086 
5087 		*data_buff++ = value;
5088 		addr += sizeof(value);
5089 	}
5090 
5091 	return (loop_cnt * sizeof(value));
5092 }
5093 
5094 /*
5095  * Read MUX data
5096  */
5097 
5098 static uint32_t
5099 ql_rdmux(qla_host_t *ha,
5100 	ql_minidump_entry_mux_t *muxEntry,
5101 	uint32_t *data_buff)
5102 {
5103 	int ret;
5104 	int loop_cnt;
5105 	uint32_t read_value, sel_value;
5106 	uint32_t read_addr, select_addr;
5107 
5108 	select_addr = muxEntry->select_addr;
5109 	sel_value = muxEntry->select_value;
5110 	read_addr = muxEntry->read_addr;
5111 
5112 	for (loop_cnt = 0; loop_cnt < muxEntry->op_count; loop_cnt++) {
5113 		ret = ql_rdwr_indreg32(ha, select_addr, &sel_value, 0);
5114 		if (ret)
5115 			return (0);
5116 
5117 		ret = ql_rdwr_indreg32(ha, read_addr, &read_value, 1);
5118 		if (ret)
5119 			return (0);
5120 
5121 		*data_buff++ = sel_value;
5122 		*data_buff++ = read_value;
5123 
5124 		sel_value += muxEntry->select_value_stride;
5125 	}
5126 
5127 	return (loop_cnt * (2 * sizeof(uint32_t)));
5128 }
5129 
5130 static uint32_t
5131 ql_rdmux2(qla_host_t *ha,
5132 	ql_minidump_entry_mux2_t *muxEntry,
5133 	uint32_t *data_buff)
5134 {
5135 	int ret;
5136         int loop_cnt;
5137 
5138         uint32_t select_addr_1, select_addr_2;
5139         uint32_t select_value_1, select_value_2;
5140         uint32_t select_value_count, select_value_mask;
5141         uint32_t read_addr, read_value;
5142 
5143         select_addr_1 = muxEntry->select_addr_1;
5144         select_addr_2 = muxEntry->select_addr_2;
5145         select_value_1 = muxEntry->select_value_1;
5146         select_value_2 = muxEntry->select_value_2;
5147         select_value_count = muxEntry->select_value_count;
5148         select_value_mask  = muxEntry->select_value_mask;
5149 
5150         read_addr = muxEntry->read_addr;
5151 
5152         for (loop_cnt = 0; loop_cnt < select_value_count; loop_cnt++) {
5153                 uint32_t temp_sel_val;
5154 
5155 		ret = ql_rdwr_indreg32(ha, select_addr_1, &select_value_1, 0);
5156 		if (ret)
5157 			return (0);
5158 
5159                 temp_sel_val = select_value_1 & select_value_mask;
5160 
5161 		ret = ql_rdwr_indreg32(ha, select_addr_2, &temp_sel_val, 0);
5162 		if (ret)
5163 			return (0);
5164 
5165 		ret = ql_rdwr_indreg32(ha, read_addr, &read_value, 1);
5166 		if (ret)
5167 			return (0);
5168 
5169                 *data_buff++ = temp_sel_val;
5170                 *data_buff++ = read_value;
5171 
5172 		ret = ql_rdwr_indreg32(ha, select_addr_1, &select_value_2, 0);
5173 		if (ret)
5174 			return (0);
5175 
5176                 temp_sel_val = select_value_2 & select_value_mask;
5177 
5178 		ret = ql_rdwr_indreg32(ha, select_addr_2, &temp_sel_val, 0);
5179 		if (ret)
5180 			return (0);
5181 
5182 		ret = ql_rdwr_indreg32(ha, read_addr, &read_value, 1);
5183 		if (ret)
5184 			return (0);
5185 
5186                 *data_buff++ = temp_sel_val;
5187                 *data_buff++ = read_value;
5188 
5189                 select_value_1 += muxEntry->select_value_stride;
5190                 select_value_2 += muxEntry->select_value_stride;
5191         }
5192 
5193         return (loop_cnt * (4 * sizeof(uint32_t)));
5194 }
5195 
5196 /*
5197  * Handling Queue State Reads.
5198  */
5199 
5200 static uint32_t
5201 ql_rdqueue(qla_host_t *ha,
5202 	ql_minidump_entry_queue_t *queueEntry,
5203 	uint32_t *data_buff)
5204 {
5205 	int ret;
5206 	int loop_cnt, k;
5207 	uint32_t read_value;
5208 	uint32_t read_addr, read_stride, select_addr;
5209 	uint32_t queue_id, read_cnt;
5210 
5211 	read_cnt = queueEntry->read_addr_cnt;
5212 	read_stride = queueEntry->read_addr_stride;
5213 	select_addr = queueEntry->select_addr;
5214 
5215 	for (loop_cnt = 0, queue_id = 0; loop_cnt < queueEntry->op_count;
5216 		loop_cnt++) {
5217 		ret = ql_rdwr_indreg32(ha, select_addr, &queue_id, 0);
5218 		if (ret)
5219 			return (0);
5220 
5221 		read_addr = queueEntry->read_addr;
5222 
5223 		for (k = 0; k < read_cnt; k++) {
5224 			ret = ql_rdwr_indreg32(ha, read_addr, &read_value, 1);
5225 			if (ret)
5226 				return (0);
5227 
5228 			*data_buff++ = read_value;
5229 			read_addr += read_stride;
5230 		}
5231 
5232 		queue_id += queueEntry->queue_id_stride;
5233 	}
5234 
5235 	return (loop_cnt * (read_cnt * sizeof(uint32_t)));
5236 }
5237 
5238 /*
5239  * Handling control entries.
5240  */
5241 
5242 static uint32_t
5243 ql_cntrl(qla_host_t *ha,
5244 	ql_minidump_template_hdr_t *template_hdr,
5245 	ql_minidump_entry_cntrl_t *crbEntry)
5246 {
5247 	int ret;
5248 	int count;
5249 	uint32_t opcode, read_value, addr, entry_addr;
5250 	long timeout;
5251 
5252 	entry_addr = crbEntry->addr;
5253 
5254 	for (count = 0; count < crbEntry->op_count; count++) {
5255 		opcode = crbEntry->opcode;
5256 
5257 		if (opcode & QL_DBG_OPCODE_WR) {
5258                 	ret = ql_rdwr_indreg32(ha, entry_addr,
5259 					&crbEntry->value_1, 0);
5260 			if (ret)
5261 				return (0);
5262 
5263 			opcode &= ~QL_DBG_OPCODE_WR;
5264 		}
5265 
5266 		if (opcode & QL_DBG_OPCODE_RW) {
5267                 	ret = ql_rdwr_indreg32(ha, entry_addr, &read_value, 1);
5268 			if (ret)
5269 				return (0);
5270 
5271                 	ret = ql_rdwr_indreg32(ha, entry_addr, &read_value, 0);
5272 			if (ret)
5273 				return (0);
5274 
5275 			opcode &= ~QL_DBG_OPCODE_RW;
5276 		}
5277 
5278 		if (opcode & QL_DBG_OPCODE_AND) {
5279                 	ret = ql_rdwr_indreg32(ha, entry_addr, &read_value, 1);
5280 			if (ret)
5281 				return (0);
5282 
5283 			read_value &= crbEntry->value_2;
5284 			opcode &= ~QL_DBG_OPCODE_AND;
5285 
5286 			if (opcode & QL_DBG_OPCODE_OR) {
5287 				read_value |= crbEntry->value_3;
5288 				opcode &= ~QL_DBG_OPCODE_OR;
5289 			}
5290 
5291                 	ret = ql_rdwr_indreg32(ha, entry_addr, &read_value, 0);
5292 			if (ret)
5293 				return (0);
5294 		}
5295 
5296 		if (opcode & QL_DBG_OPCODE_OR) {
5297                 	ret = ql_rdwr_indreg32(ha, entry_addr, &read_value, 1);
5298 			if (ret)
5299 				return (0);
5300 
5301 			read_value |= crbEntry->value_3;
5302 
5303                 	ret = ql_rdwr_indreg32(ha, entry_addr, &read_value, 0);
5304 			if (ret)
5305 				return (0);
5306 
5307 			opcode &= ~QL_DBG_OPCODE_OR;
5308 		}
5309 
5310 		if (opcode & QL_DBG_OPCODE_POLL) {
5311 			opcode &= ~QL_DBG_OPCODE_POLL;
5312 			timeout = crbEntry->poll_timeout;
5313 			addr = entry_addr;
5314 
5315                 	ret = ql_rdwr_indreg32(ha, addr, &read_value, 1);
5316 			if (ret)
5317 				return (0);
5318 
5319 			while ((read_value & crbEntry->value_2)
5320 				!= crbEntry->value_1) {
5321 				if (timeout) {
5322 					qla_mdelay(__func__, 1);
5323 					timeout--;
5324 				} else
5325 					break;
5326 
5327                 		ret = ql_rdwr_indreg32(ha, addr,
5328 						&read_value, 1);
5329 				if (ret)
5330 					return (0);
5331 			}
5332 
5333 			if (!timeout) {
5334 				/*
5335 				 * Report timeout error.
5336 				 * core dump capture failed
5337 				 * Skip remaining entries.
5338 				 * Write buffer out to file
5339 				 * Use driver specific fields in template header
5340 				 * to report this error.
5341 				 */
5342 				return (-1);
5343 			}
5344 		}
5345 
5346 		if (opcode & QL_DBG_OPCODE_RDSTATE) {
5347 			/*
5348 			 * decide which address to use.
5349 			 */
5350 			if (crbEntry->state_index_a) {
5351 				addr = template_hdr->saved_state_array[
5352 						crbEntry-> state_index_a];
5353 			} else {
5354 				addr = entry_addr;
5355 			}
5356 
5357                 	ret = ql_rdwr_indreg32(ha, addr, &read_value, 1);
5358 			if (ret)
5359 				return (0);
5360 
5361 			template_hdr->saved_state_array[crbEntry->state_index_v]
5362 					= read_value;
5363 			opcode &= ~QL_DBG_OPCODE_RDSTATE;
5364 		}
5365 
5366 		if (opcode & QL_DBG_OPCODE_WRSTATE) {
5367 			/*
5368 			 * decide which value to use.
5369 			 */
5370 			if (crbEntry->state_index_v) {
5371 				read_value = template_hdr->saved_state_array[
5372 						crbEntry->state_index_v];
5373 			} else {
5374 				read_value = crbEntry->value_1;
5375 			}
5376 			/*
5377 			 * decide which address to use.
5378 			 */
5379 			if (crbEntry->state_index_a) {
5380 				addr = template_hdr->saved_state_array[
5381 						crbEntry-> state_index_a];
5382 			} else {
5383 				addr = entry_addr;
5384 			}
5385 
5386                 	ret = ql_rdwr_indreg32(ha, addr, &read_value, 0);
5387 			if (ret)
5388 				return (0);
5389 
5390 			opcode &= ~QL_DBG_OPCODE_WRSTATE;
5391 		}
5392 
5393 		if (opcode & QL_DBG_OPCODE_MDSTATE) {
5394 			/*  Read value from saved state using index */
5395 			read_value = template_hdr->saved_state_array[
5396 						crbEntry->state_index_v];
5397 
5398 			read_value <<= crbEntry->shl; /*Shift left operation */
5399 			read_value >>= crbEntry->shr; /*Shift right operation */
5400 
5401 			if (crbEntry->value_2) {
5402 				/* check if AND mask is provided */
5403 				read_value &= crbEntry->value_2;
5404 			}
5405 
5406 			read_value |= crbEntry->value_3; /* OR operation */
5407 			read_value += crbEntry->value_1; /* increment op */
5408 
5409 			/* Write value back to state area. */
5410 
5411 			template_hdr->saved_state_array[crbEntry->state_index_v]
5412 					= read_value;
5413 			opcode &= ~QL_DBG_OPCODE_MDSTATE;
5414 		}
5415 
5416 		entry_addr += crbEntry->addr_stride;
5417 	}
5418 
5419 	return (0);
5420 }
5421 
5422 /*
5423  * Handling rd poll entry.
5424  */
5425 
5426 static uint32_t
5427 ql_pollrd(qla_host_t *ha, ql_minidump_entry_pollrd_t *entry,
5428 	uint32_t *data_buff)
5429 {
5430         int ret;
5431         int loop_cnt;
5432         uint32_t op_count, select_addr, select_value_stride, select_value;
5433         uint32_t read_addr, poll, mask, data;
5434         uint32_t wait_count = 0;
5435 
5436         select_addr            = entry->select_addr;
5437         read_addr              = entry->read_addr;
5438         select_value           = entry->select_value;
5439         select_value_stride    = entry->select_value_stride;
5440         op_count               = entry->op_count;
5441         poll                   = entry->poll;
5442         mask                   = entry->mask;
5443 
5444         for (loop_cnt = 0; loop_cnt < op_count; loop_cnt++) {
5445                 ret = ql_rdwr_indreg32(ha, select_addr, &select_value, 0);
5446 		if (ret)
5447 			return (0);
5448 
5449                 wait_count = 0;
5450 
5451                 while (wait_count < poll) {
5452                         uint32_t temp;
5453 
5454 			ret = ql_rdwr_indreg32(ha, select_addr, &temp, 1);
5455 			if (ret)
5456 				return (0);
5457 
5458                         if ( (temp & mask) != 0 ) {
5459                                 break;
5460                         }
5461                         wait_count++;
5462                 }
5463 
5464                 if (wait_count == poll) {
5465                         device_printf(ha->pci_dev,
5466 				"%s: Error in processing entry\n", __func__);
5467                         device_printf(ha->pci_dev,
5468 				"%s: wait_count <0x%x> poll <0x%x>\n",
5469 				__func__, wait_count, poll);
5470                         return 0;
5471                 }
5472 
5473 		ret = ql_rdwr_indreg32(ha, read_addr, &data, 1);
5474 		if (ret)
5475 			return (0);
5476 
5477                 *data_buff++ = select_value;
5478                 *data_buff++ = data;
5479                 select_value = select_value + select_value_stride;
5480         }
5481 
5482         /*
5483          * for testing purpose we return amount of data written
5484          */
5485         return (loop_cnt * (2 * sizeof(uint32_t)));
5486 }
5487 
5488 /*
5489  * Handling rd modify write poll entry.
5490  */
5491 
5492 static uint32_t
5493 ql_pollrd_modify_write(qla_host_t *ha,
5494 	ql_minidump_entry_rd_modify_wr_with_poll_t *entry,
5495 	uint32_t *data_buff)
5496 {
5497 	int ret;
5498         uint32_t addr_1, addr_2, value_1, value_2, data;
5499         uint32_t poll, mask, modify_mask;
5500         uint32_t wait_count = 0;
5501 
5502         addr_1		= entry->addr_1;
5503         addr_2		= entry->addr_2;
5504         value_1		= entry->value_1;
5505         value_2		= entry->value_2;
5506 
5507         poll		= entry->poll;
5508         mask		= entry->mask;
5509         modify_mask	= entry->modify_mask;
5510 
5511 	ret = ql_rdwr_indreg32(ha, addr_1, &value_1, 0);
5512 	if (ret)
5513 		return (0);
5514 
5515         wait_count = 0;
5516         while (wait_count < poll) {
5517 		uint32_t temp;
5518 
5519 		ret = ql_rdwr_indreg32(ha, addr_1, &temp, 1);
5520 		if (ret)
5521 			return (0);
5522 
5523                 if ( (temp & mask) != 0 ) {
5524                         break;
5525                 }
5526                 wait_count++;
5527         }
5528 
5529         if (wait_count == poll) {
5530                 device_printf(ha->pci_dev, "%s Error in processing entry\n",
5531 			__func__);
5532         } else {
5533 		ret = ql_rdwr_indreg32(ha, addr_2, &data, 1);
5534 		if (ret)
5535 			return (0);
5536 
5537                 data = (data & modify_mask);
5538 
5539 		ret = ql_rdwr_indreg32(ha, addr_2, &data, 0);
5540 		if (ret)
5541 			return (0);
5542 
5543 		ret = ql_rdwr_indreg32(ha, addr_1, &value_2, 0);
5544 		if (ret)
5545 			return (0);
5546 
5547                 /* Poll again */
5548                 wait_count = 0;
5549                 while (wait_count < poll) {
5550                         uint32_t temp;
5551 
5552 			ret = ql_rdwr_indreg32(ha, addr_1, &temp, 1);
5553 			if (ret)
5554 				return (0);
5555 
5556                         if ( (temp & mask) != 0 ) {
5557                                 break;
5558                         }
5559                         wait_count++;
5560                 }
5561                 *data_buff++ = addr_2;
5562                 *data_buff++ = data;
5563         }
5564 
5565         /*
5566          * for testing purpose we return amount of data written
5567          */
5568         return (2 * sizeof(uint32_t));
5569 }
5570