xref: /illumos-gate/usr/src/uts/common/io/nxge/nxge_ndd.c (revision 6f45ec7b0b964c3be967c4880e8867ac1e7763a5)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 #pragma ident	"%Z%%M%	%I%	%E% SMI"
27 
28 #include <sys/nxge/nxge_impl.h>
29 #include <inet/common.h>
30 #include <inet/mi.h>
31 #include <inet/nd.h>
32 
33 extern uint64_t npi_debug_level;
34 
35 #define	NXGE_PARAM_MAC_RW \
36 	NXGE_PARAM_RW | NXGE_PARAM_MAC | \
37 	NXGE_PARAM_NDD_WR_OK | NXGE_PARAM_READ_PROP
38 
39 #define	NXGE_PARAM_MAC_DONT_SHOW \
40 	NXGE_PARAM_RW | NXGE_PARAM_MAC | NXGE_PARAM_DONT_SHOW
41 
42 #define	NXGE_PARAM_RXDMA_RW \
43 	NXGE_PARAM_RWP | NXGE_PARAM_RXDMA | NXGE_PARAM_NDD_WR_OK | \
44 	NXGE_PARAM_READ_PROP
45 
46 #define	NXGE_PARAM_RXDMA_RWC \
47 	NXGE_PARAM_RWP | NXGE_PARAM_RXDMA | NXGE_PARAM_INIT_ONLY | \
48 	NXGE_PARAM_READ_PROP
49 
50 #define	NXGE_PARAM_L2CLASS_CFG \
51 	NXGE_PARAM_RW | NXGE_PARAM_PROP_ARR32 | NXGE_PARAM_READ_PROP | \
52 	NXGE_PARAM_NDD_WR_OK
53 
54 #define	NXGE_PARAM_CLASS_RWS \
55 	NXGE_PARAM_RWS |  NXGE_PARAM_READ_PROP
56 
57 #define	NXGE_PARAM_ARRAY_INIT_SIZE	0x20ULL
58 
59 #define	SET_RX_INTR_TIME_DISABLE 0
60 #define	SET_RX_INTR_TIME_ENABLE 1
61 #define	SET_RX_INTR_PKTS 2
62 
63 #define	BASE_ANY	0
64 #define	BASE_BINARY 	2
65 #define	BASE_HEX	16
66 #define	BASE_DECIMAL	10
67 #define	ALL_FF_64	0xFFFFFFFFFFFFFFFFULL
68 #define	ALL_FF_32	0xFFFFFFFFUL
69 
70 #define	NXGE_NDD_INFODUMP_BUFF_SIZE	2048 /* is 2k enough? */
71 #define	NXGE_NDD_INFODUMP_BUFF_8K	8192
72 #define	NXGE_NDD_INFODUMP_BUFF_16K	0x2000
73 #define	NXGE_NDD_INFODUMP_BUFF_64K	0x8000
74 
75 #define	PARAM_OUTOF_RANGE(vptr, eptr, rval, pa)	\
76 	((vptr == eptr) || (rval < pa->minimum) || (rval > pa->maximum))
77 
78 #define	ADVANCE_PRINT_BUFFER(pmp, plen, rlen) { \
79 	((mblk_t *)pmp)->b_wptr += plen; \
80 	rlen -= plen; \
81 }
82 
83 static int nxge_param_rx_intr_pkts(p_nxge_t, queue_t *,
84 	mblk_t *, char *, caddr_t);
85 static int nxge_param_rx_intr_time(p_nxge_t, queue_t *,
86 	mblk_t *, char *, caddr_t);
87 static int nxge_param_set_mac(p_nxge_t, queue_t *,
88 	mblk_t *, char *, caddr_t);
89 static int nxge_param_set_port_rdc(p_nxge_t, queue_t *,
90 	mblk_t *, char *, caddr_t);
91 static int nxge_param_set_grp_rdc(p_nxge_t, queue_t *,
92 	mblk_t *, char *, caddr_t);
93 static int nxge_param_set_ether_usr(p_nxge_t,
94 	queue_t *, mblk_t *, char *, caddr_t);
95 static int nxge_param_set_ip_usr(p_nxge_t,
96 	queue_t *, mblk_t *, char *, caddr_t);
97 static int nxge_param_set_ip_opt(p_nxge_t,
98 	queue_t *, mblk_t *, char *, caddr_t);
99 static int nxge_param_set_vlan_rdcgrp(p_nxge_t,
100 	queue_t *, mblk_t *, char *, caddr_t);
101 static int nxge_param_set_mac_rdcgrp(p_nxge_t,
102 	queue_t *, mblk_t *, char *, caddr_t);
103 static int nxge_param_fflp_hash_init(p_nxge_t,
104 	queue_t *, mblk_t *, char *, caddr_t);
105 static int nxge_param_llc_snap_enable(p_nxge_t, queue_t *,
106 	mblk_t *, char *, caddr_t);
107 static int nxge_param_hash_lookup_enable(p_nxge_t, queue_t *,
108 	mblk_t *, char *, caddr_t);
109 static int nxge_param_tcam_enable(p_nxge_t, queue_t *,
110 	mblk_t *, char *, caddr_t);
111 static int nxge_param_get_rxdma_info(p_nxge_t, queue_t *q,
112 	p_mblk_t, caddr_t);
113 static int nxge_param_get_txdma_info(p_nxge_t, queue_t *q,
114 	p_mblk_t, caddr_t);
115 static int nxge_param_get_vlan_rdcgrp(p_nxge_t, queue_t *,
116 	p_mblk_t, caddr_t);
117 static int nxge_param_get_mac_rdcgrp(p_nxge_t, queue_t *,
118 	p_mblk_t, caddr_t);
119 static int nxge_param_get_rxdma_rdcgrp_info(p_nxge_t, queue_t *,
120 	p_mblk_t, caddr_t);
121 static int nxge_param_get_ip_opt(p_nxge_t, queue_t *, mblk_t *, caddr_t);
122 static int nxge_param_get_mac(p_nxge_t, queue_t *q, p_mblk_t, caddr_t);
123 static int nxge_param_get_debug_flag(p_nxge_t, queue_t *, p_mblk_t, caddr_t);
124 static int nxge_param_set_nxge_debug_flag(p_nxge_t, queue_t *, mblk_t *,
125 	char *, caddr_t);
126 static int nxge_param_set_npi_debug_flag(p_nxge_t,
127 	queue_t *, mblk_t *, char *, caddr_t);
128 static int nxge_param_dump_rdc(p_nxge_t, queue_t *q, p_mblk_t, caddr_t);
129 static int nxge_param_dump_tdc(p_nxge_t, queue_t *q, p_mblk_t, caddr_t);
130 static int nxge_param_dump_mac_regs(p_nxge_t, queue_t *, p_mblk_t, caddr_t);
131 static int nxge_param_dump_ipp_regs(p_nxge_t, queue_t *, p_mblk_t, caddr_t);
132 static int nxge_param_dump_fflp_regs(p_nxge_t, queue_t *, p_mblk_t, caddr_t);
133 static int nxge_param_dump_vlan_table(p_nxge_t, queue_t *, p_mblk_t, caddr_t);
134 static int nxge_param_dump_rdc_table(p_nxge_t, queue_t *, p_mblk_t, caddr_t);
135 static int nxge_param_dump_ptrs(p_nxge_t, queue_t *, p_mblk_t, caddr_t);
136 static boolean_t nxge_param_link_update(p_nxge_t);
137 
138 /*
139  * Global array of Neptune changable parameters.
140  * This array is initialized to correspond to the default
141  * Neptune 4 port configuration. This array would be copied
142  * into each port's parameter structure and modifed per
143  * fcode and nxge.conf configuration. Later, the parameters are
144  * exported to ndd to display and run-time configuration (at least
145  * some of them).
146  *
147  */
148 
149 static nxge_param_t	nxge_param_arr[] = {
150 	/*
151 	 * min	max	value	old	hw-name	conf-name
152 	 */
153 	{ nxge_param_get_generic, NULL, NXGE_PARAM_READ,
154 		0, 999, 1000, 0, "instance", "instance"},
155 
156 	{ nxge_param_get_generic, NULL, NXGE_PARAM_READ,
157 		0, 999, 1000, 0, "main-instance", "main_instance"},
158 
159 	{ nxge_param_get_generic, NULL, NXGE_PARAM_READ,
160 		0, 3, 0, 0, "function-number", "function_number"},
161 
162 	/* Partition Id */
163 	{ nxge_param_get_generic, NULL, NXGE_PARAM_READ,
164 		0, 8, 0, 0, "partition-id", "partition_id"},
165 
166 	/* Read Write Permission Mode */
167 	{ nxge_param_get_generic, NULL, NXGE_PARAM_READ | NXGE_PARAM_DONT_SHOW,
168 		0, 2, 0, 0, "read-write-mode", "read_write_mode"},
169 
170 	/* hw cfg types */
171 	/* control the DMA config of Neptune/NIU */
172 	{ nxge_param_get_generic, NULL, NXGE_PARAM_READ,
173 		CFG_DEFAULT, CFG_CUSTOM, CFG_DEFAULT, CFG_DEFAULT,
174 		"niu-cfg-type", "niu_cfg_type"},
175 
176 	/* control the TXDMA config of the Port controlled by tx-quick-cfg */
177 	{ nxge_param_get_generic, NULL, NXGE_PARAM_READ,
178 		CFG_DEFAULT, CFG_CUSTOM, CFG_NOT_SPECIFIED, CFG_DEFAULT,
179 		"tx-qcfg-type", "tx_qcfg_type"},
180 
181 	/* control the RXDMA config of the Port controlled by rx-quick-cfg */
182 	{ nxge_param_get_generic, NULL, NXGE_PARAM_READ,
183 		CFG_DEFAULT, CFG_CUSTOM, CFG_NOT_SPECIFIED, CFG_DEFAULT,
184 		"rx-qcfg-type", "rx_qcfg_type"},
185 
186 	{ nxge_param_get_mac, nxge_param_set_mac,
187 		NXGE_PARAM_RW  | NXGE_PARAM_DONT_SHOW,
188 		0, 1, 0, 0, "master-cfg-enable", "master_cfg_enable"},
189 
190 	{ nxge_param_get_mac, nxge_param_set_mac,
191 		NXGE_PARAM_RW | NXGE_PARAM_DONT_SHOW,
192 		0, 1, 0, 0, "master-cfg-value", "master_cfg_value"},
193 
194 	{ nxge_param_get_mac, nxge_param_set_mac, NXGE_PARAM_MAC_RW,
195 		0, 1, 1, 1, "adv-autoneg-cap", "adv_autoneg_cap"},
196 
197 	{ nxge_param_get_mac, nxge_param_set_mac, NXGE_PARAM_MAC_RW,
198 		0, 1, 1, 1, "adv-10gfdx-cap", "adv_10gfdx_cap"},
199 
200 	{ nxge_param_get_mac, nxge_param_set_mac, NXGE_PARAM_MAC_DONT_SHOW,
201 		0, 1, 0, 0, "adv-10ghdx-cap", "adv_10ghdx_cap"},
202 
203 	{ nxge_param_get_mac, nxge_param_set_mac, NXGE_PARAM_MAC_RW,
204 		0, 1, 1, 1, "adv-1000fdx-cap", "adv_1000fdx_cap"},
205 
206 	{ nxge_param_get_mac, nxge_param_set_mac, NXGE_PARAM_MAC_DONT_SHOW,
207 		0, 1, 0, 0, "adv-1000hdx-cap",	"adv_1000hdx_cap"},
208 
209 	{ nxge_param_get_mac, nxge_param_set_mac, NXGE_PARAM_MAC_DONT_SHOW,
210 		0, 1, 0, 0, "adv-100T4-cap", "adv_100T4_cap"},
211 
212 	{ nxge_param_get_mac, nxge_param_set_mac, NXGE_PARAM_MAC_RW,
213 		0, 1, 1, 1, "adv-100fdx-cap", "adv_100fdx_cap"},
214 
215 	{ nxge_param_get_mac, nxge_param_set_mac, NXGE_PARAM_MAC_DONT_SHOW,
216 		0, 1, 0, 0, "adv-100hdx-cap", "adv_100hdx_cap"},
217 
218 	{ nxge_param_get_mac, nxge_param_set_mac, NXGE_PARAM_MAC_RW,
219 		0, 1, 1, 1, "adv-10fdx-cap", "adv_10fdx_cap"},
220 
221 	{ nxge_param_get_mac, nxge_param_set_mac, NXGE_PARAM_MAC_DONT_SHOW,
222 		0, 1, 0, 0, "adv-10hdx-cap", "adv_10hdx_cap"},
223 
224 	{ nxge_param_get_mac, nxge_param_set_mac, NXGE_PARAM_MAC_RW,
225 		0, 1, 0, 0, "adv-asmpause-cap",	"adv_asmpause_cap"},
226 
227 	{ nxge_param_get_mac, nxge_param_set_mac, NXGE_PARAM_MAC_RW,
228 		0, 1, 0, 0, "adv-pause-cap", "adv_pause_cap"},
229 
230 	{ nxge_param_get_mac, nxge_param_set_mac, NXGE_PARAM_MAC_RW,
231 		0, 1, 0, 0, "use-int-xcvr", "use_int_xcvr"},
232 
233 	{ nxge_param_get_mac, nxge_param_set_mac, NXGE_PARAM_MAC_RW,
234 		0, 1, 1, 1, "enable-ipg0", "enable_ipg0"},
235 
236 	{ nxge_param_get_mac, nxge_param_set_mac, NXGE_PARAM_MAC_RW,
237 		0, 255,	8, 8, "ipg0", "ipg0"},
238 
239 	{ nxge_param_get_mac, nxge_param_set_mac, NXGE_PARAM_MAC_RW,
240 		0, 255,	8, 8, "ipg1", "ipg1"},
241 
242 	{ nxge_param_get_mac, nxge_param_set_mac, NXGE_PARAM_MAC_RW,
243 		0, 255,	4, 4, "ipg2", "ipg2"},
244 
245 	{ nxge_param_get_mac, nxge_param_set_mac, NXGE_PARAM_MAC_RW,
246 		0, 1, 0, 0, "accept-jumbo", "accept_jumbo"},
247 
248 	/* Transmit DMA channels */
249 	{ nxge_param_get_generic, NULL, NXGE_PARAM_READ | NXGE_PARAM_READ_PROP,
250 		0, 3, 0, 0, "tx-dma-weight", "tx_dma_weight"},
251 
252 	{ nxge_param_get_generic, NULL, NXGE_PARAM_READ | NXGE_PARAM_READ_PROP,
253 		0, 31, 0, 0, "tx-dma-channels-begin", "tx_dma_channels_begin"},
254 
255 	{ nxge_param_get_generic, NULL, NXGE_PARAM_READ | NXGE_PARAM_READ_PROP,
256 		0, 32, 0, 0, "tx-dma-channels", "tx_dma_channels"},
257 	{ nxge_param_get_txdma_info, NULL,
258 		NXGE_PARAM_READ | NXGE_PARAM_READ_PROP,
259 		0, 32, 0, 0, "tx-dma-info", "tx_dma_info"},
260 
261 	/* Receive DMA channels */
262 	{ nxge_param_get_generic, NULL,
263 		NXGE_PARAM_READ | NXGE_PARAM_READ_PROP,
264 		0, 31, 0, 0, "rx-dma-channels-begin", "rx_dma_channels_begin"},
265 
266 	{ nxge_param_get_generic, NULL, NXGE_PARAM_READ | NXGE_PARAM_READ_PROP,
267 		0, 32, 0, 0, "rx-dma-channels",	"rx_dma_channels"},
268 
269 	{ nxge_param_get_generic, NULL, NXGE_PARAM_READ | NXGE_PARAM_READ_PROP,
270 		0, 65535, PT_DRR_WT_DEFAULT_10G, 0,
271 		"rx-drr-weight", "rx_drr_weight"},
272 
273 	{ nxge_param_get_generic, NULL, NXGE_PARAM_READ | NXGE_PARAM_READ_PROP,
274 		0, 1, 1, 0, "rx-full-header", "rx_full_header"},
275 
276 	{ nxge_param_get_rxdma_info, NULL, NXGE_PARAM_READ,
277 		0, 32, 0, 0, "rx-dma-info", "rx_dma_info"},
278 
279 	{ nxge_param_get_rxdma_info, NULL,
280 		NXGE_PARAM_READ | NXGE_PARAM_DONT_SHOW,
281 		NXGE_RBR_RBB_MIN, NXGE_RBR_RBB_MAX, NXGE_RBR_RBB_DEFAULT, 0,
282 		"rx-rbr-size", "rx_rbr_size"},
283 
284 	{ nxge_param_get_rxdma_info, NULL,
285 		NXGE_PARAM_READ | NXGE_PARAM_DONT_SHOW,
286 		NXGE_RCR_MIN, NXGE_RCR_MAX, NXGE_RCR_DEFAULT, 0,
287 		"rx-rcr-size", "rx_rcr_size"},
288 
289 	{ nxge_param_get_generic, nxge_param_set_port_rdc, NXGE_PARAM_RXDMA_RW,
290 		0, 15, 0, 0, "default-port-rdc", "default_port_rdc"},
291 
292 	{ nxge_param_get_generic, nxge_param_rx_intr_time, NXGE_PARAM_RXDMA_RW,
293 		NXGE_RDC_RCR_TIMEOUT_MIN, NXGE_RDC_RCR_TIMEOUT_MAX,
294 		RXDMA_RCR_TO_DEFAULT, 0, "rxdma-intr-time", "rxdma_intr_time"},
295 
296 	{ nxge_param_get_generic, nxge_param_rx_intr_pkts, NXGE_PARAM_RXDMA_RW,
297 		NXGE_RDC_RCR_THRESHOLD_MIN, NXGE_RDC_RCR_THRESHOLD_MAX,
298 		RXDMA_RCR_PTHRES_DEFAULT, 0,
299 		"rxdma-intr-pkts", "rxdma_intr_pkts"},
300 
301 	{ nxge_param_get_generic, NULL, NXGE_PARAM_READ_PROP,
302 		0, 8, 0, 0, "rx-rdc-grps-begin", "rx_rdc_grps_begin"},
303 
304 	{ nxge_param_get_generic, NULL, NXGE_PARAM_READ_PROP,
305 		0, 8, 0, 0, "rx-rdc-grps", "rx_rdc_grps"},
306 
307 	{ nxge_param_get_generic, nxge_param_set_grp_rdc, NXGE_PARAM_RXDMA_RW,
308 		0, 15, 0, 0, "default-grp0-rdc", "default_grp0_rdc"},
309 
310 	{ nxge_param_get_generic, nxge_param_set_grp_rdc, NXGE_PARAM_RXDMA_RW,
311 		0, 15,	2, 0, "default-grp1-rdc", "default_grp1_rdc"},
312 
313 	{ nxge_param_get_generic, nxge_param_set_grp_rdc, NXGE_PARAM_RXDMA_RW,
314 		0, 15, 4, 0, "default-grp2-rdc", "default_grp2_rdc"},
315 
316 	{ nxge_param_get_generic, nxge_param_set_grp_rdc, NXGE_PARAM_RXDMA_RW,
317 		0, 15, 6, 0, "default-grp3-rdc", "default_grp3_rdc"},
318 
319 	{ nxge_param_get_generic, nxge_param_set_grp_rdc, NXGE_PARAM_RXDMA_RW,
320 		0, 15, 8, 0, "default-grp4-rdc", "default_grp4_rdc"},
321 
322 	{ nxge_param_get_generic, nxge_param_set_grp_rdc, NXGE_PARAM_RXDMA_RW,
323 		0, 15, 10, 0, "default-grp5-rdc", "default_grp5_rdc"},
324 
325 	{ nxge_param_get_generic, nxge_param_set_grp_rdc, NXGE_PARAM_RXDMA_RW,
326 		0, 15, 12, 0, "default-grp6-rdc", "default_grp6_rdc"},
327 
328 	{ nxge_param_get_generic, nxge_param_set_grp_rdc, NXGE_PARAM_RXDMA_RW,
329 		0, 15, 14, 0, "default-grp7-rdc", "default_grp7_rdc"},
330 
331 	{ nxge_param_get_rxdma_rdcgrp_info, NULL,
332 		NXGE_PARAM_READ | NXGE_PARAM_CMPLX,
333 		0, 8, 0, 0, "rdc-groups-info", "rdc_groups_info"},
334 
335 	/* Logical device groups */
336 	{ nxge_param_get_generic, NULL, NXGE_PARAM_READ,
337 		0, 63, 0, 0, "start-ldg", "start_ldg"},
338 
339 	{ nxge_param_get_generic, NULL, NXGE_PARAM_READ,
340 		0, 64, 0, 0, "max-ldg", "max_ldg" },
341 
342 	/* MAC table information */
343 	{ nxge_param_get_mac_rdcgrp, nxge_param_set_mac_rdcgrp,
344 		NXGE_PARAM_L2CLASS_CFG,
345 		0, 31, 0, 0, "mac-2rdc-grp", "mac_2rdc_grp"},
346 
347 	/* VLAN table information */
348 	{ nxge_param_get_vlan_rdcgrp, nxge_param_set_vlan_rdcgrp,
349 		NXGE_PARAM_L2CLASS_CFG,
350 		0, 31, 0, 0, "vlan-2rdc-grp", "vlan_2rdc_grp"},
351 
352 	{ nxge_param_get_generic, NULL,
353 		NXGE_PARAM_READ_PROP | NXGE_PARAM_READ | NXGE_PARAM_PROP_ARR32,
354 		0, 0x0ffff, 0x0ffff, 0, "fcram-part-cfg", "fcram_part_cfg"},
355 
356 	{ nxge_param_get_generic, NULL, NXGE_PARAM_CLASS_RWS,
357 		0, 0x10, 0xa, 0, "fcram-access-ratio", "fcram_access_ratio"},
358 
359 	{ nxge_param_get_generic, NULL, NXGE_PARAM_CLASS_RWS,
360 		0, 0x10, 0xa, 0, "tcam-access-ratio", "tcam_access_ratio"},
361 
362 	{ nxge_param_get_generic, nxge_param_tcam_enable,
363 		NXGE_PARAM_CLASS_RWS,
364 		0, 0x1, 0x0, 0, "tcam-enable", "tcam_enable"},
365 
366 	{ nxge_param_get_generic, nxge_param_hash_lookup_enable,
367 		NXGE_PARAM_CLASS_RWS,
368 		0, 0x01, 0x0, 0, "hash-lookup-enable", "hash_lookup_enable"},
369 
370 	{ nxge_param_get_generic, nxge_param_llc_snap_enable,
371 		NXGE_PARAM_CLASS_RWS,
372 		0, 0x01, 0x01, 0, "llc-snap-enable", "llc_snap_enable"},
373 
374 	{ nxge_param_get_generic, nxge_param_fflp_hash_init,
375 		NXGE_PARAM_CLASS_RWS,
376 		0, ALL_FF_32, ALL_FF_32, 0, "h1-init-value", "h1_init_value"},
377 
378 	{ nxge_param_get_generic,	nxge_param_fflp_hash_init,
379 		NXGE_PARAM_CLASS_RWS,
380 		0, 0x0ffff, 0x0ffff, 0, "h2-init-value", "h2_init_value"},
381 
382 	{ nxge_param_get_generic, nxge_param_set_ether_usr,
383 		NXGE_PARAM_CLASS_RWS | NXGE_PARAM_DONT_SHOW,
384 		0, ALL_FF_32, 0x0, 0,
385 		"class-cfg-ether-usr1", "class_cfg_ether_usr1"},
386 
387 	{ nxge_param_get_generic, nxge_param_set_ether_usr,
388 		NXGE_PARAM_CLASS_RWS | NXGE_PARAM_DONT_SHOW,
389 		0, ALL_FF_32, 0x0, 0,
390 		"class-cfg-ether-usr2", "class_cfg_ether_usr2"},
391 
392 	{ nxge_param_get_generic, nxge_param_set_ip_usr,
393 		NXGE_PARAM_CLASS_RWS | NXGE_PARAM_DONT_SHOW,
394 		0, ALL_FF_32, 0x0, 0,
395 		"class-cfg-ip-usr4", "class_cfg_ip_usr4"},
396 
397 	{ nxge_param_get_generic, nxge_param_set_ip_usr,
398 		NXGE_PARAM_CLASS_RWS | NXGE_PARAM_DONT_SHOW,
399 		0, ALL_FF_32, 0x0, 0,
400 		"class-cfg-ip-usr5", "class_cfg_ip_usr5"},
401 
402 	{ nxge_param_get_generic, nxge_param_set_ip_usr,
403 		NXGE_PARAM_CLASS_RWS | NXGE_PARAM_DONT_SHOW,
404 		0, ALL_FF_32, 0x0, 0,
405 		"class-cfg-ip-usr6", "class_cfg_ip_usr6"},
406 
407 	{ nxge_param_get_generic, nxge_param_set_ip_usr,
408 		NXGE_PARAM_CLASS_RWS | NXGE_PARAM_DONT_SHOW,
409 		0, ALL_FF_32, 0x0, 0,
410 		"class-cfg-ip-usr7", "class_cfg_ip_usr7"},
411 
412 	{ nxge_param_get_ip_opt, nxge_param_set_ip_opt,
413 		NXGE_PARAM_CLASS_RWS | NXGE_PARAM_DONT_SHOW,
414 		0, ALL_FF_32, 0x0, 0,
415 		"class-opt-ip-usr4", "class_opt_ip_usr4"},
416 
417 	{ nxge_param_get_ip_opt, nxge_param_set_ip_opt,
418 		NXGE_PARAM_CLASS_RWS | NXGE_PARAM_DONT_SHOW,
419 		0, ALL_FF_32, 0x0, 0,
420 		"class-opt-ip-usr5", "class_opt_ip_usr5"},
421 
422 	{ nxge_param_get_ip_opt, nxge_param_set_ip_opt,
423 		NXGE_PARAM_CLASS_RWS | NXGE_PARAM_DONT_SHOW,
424 		0, ALL_FF_32, 0x0, 0,
425 		"class-opt-ip-usr6", "class_opt_ip_usr6"},
426 
427 	{ nxge_param_get_ip_opt, nxge_param_set_ip_opt,
428 		NXGE_PARAM_CLASS_RWS | NXGE_PARAM_DONT_SHOW,
429 		0, ALL_FF_32, 0x0, 0,
430 		"class-opt-ip-usr7", "class_opt_ip_usr7"},
431 
432 	{ nxge_param_get_ip_opt, nxge_param_set_ip_opt,
433 		NXGE_PARAM_CLASS_RWS,
434 		0, ALL_FF_32, NXGE_CLASS_FLOW_GEN_SERVER, 0,
435 		"class-opt-ipv4-tcp", "class_opt_ipv4_tcp"},
436 
437 	{ nxge_param_get_ip_opt, nxge_param_set_ip_opt,
438 		NXGE_PARAM_CLASS_RWS,
439 		0, ALL_FF_32, NXGE_CLASS_FLOW_GEN_SERVER, 0,
440 		"class-opt-ipv4-udp", "class_opt_ipv4_udp"},
441 
442 	{ nxge_param_get_ip_opt, nxge_param_set_ip_opt,
443 		NXGE_PARAM_CLASS_RWS,
444 		0, ALL_FF_32, NXGE_CLASS_FLOW_GEN_SERVER, 0,
445 		"class-opt-ipv4-ah", "class_opt_ipv4_ah"},
446 
447 	{ nxge_param_get_ip_opt, nxge_param_set_ip_opt,
448 		NXGE_PARAM_CLASS_RWS,
449 		0, ALL_FF_32, NXGE_CLASS_FLOW_GEN_SERVER, 0,
450 		"class-opt-ipv4-sctp", "class_opt_ipv4_sctp"},
451 
452 	{ nxge_param_get_ip_opt, nxge_param_set_ip_opt, NXGE_PARAM_CLASS_RWS,
453 		0, ALL_FF_32, NXGE_CLASS_FLOW_GEN_SERVER, 0,
454 		"class-opt-ipv6-tcp", "class_opt_ipv6_tcp"},
455 
456 	{ nxge_param_get_ip_opt, nxge_param_set_ip_opt, NXGE_PARAM_CLASS_RWS,
457 		0, ALL_FF_32, NXGE_CLASS_FLOW_GEN_SERVER, 0,
458 		"class-opt-ipv6-udp", "class_opt_ipv6_udp"},
459 
460 	{ nxge_param_get_ip_opt, nxge_param_set_ip_opt, NXGE_PARAM_CLASS_RWS,
461 		0, ALL_FF_32, NXGE_CLASS_FLOW_GEN_SERVER, 0,
462 		"class-opt-ipv6-ah", "class_opt_ipv6_ah"},
463 
464 	{ nxge_param_get_ip_opt, nxge_param_set_ip_opt, NXGE_PARAM_CLASS_RWS,
465 		0, ALL_FF_32, NXGE_CLASS_FLOW_GEN_SERVER, 0,
466 		"class-opt-ipv6-sctp",	"class_opt_ipv6_sctp"},
467 
468 	{ nxge_param_get_debug_flag, nxge_param_set_nxge_debug_flag,
469 		NXGE_PARAM_RW,
470 		0ULL, ALL_FF_64, 0ULL, 0ULL,
471 		"nxge-debug-flag", "nxge_debug_flag"},
472 
473 	{ nxge_param_get_debug_flag, nxge_param_set_npi_debug_flag,
474 		NXGE_PARAM_RW,
475 		0ULL, ALL_FF_64, 0ULL, 0ULL,
476 		"npi-debug-flag", "npi_debug_flag"},
477 
478 	{ nxge_param_dump_tdc, NULL, NXGE_PARAM_READ,
479 		0, 0x0fffffff, 0x0fffffff, 0, "dump-tdc", "dump_tdc"},
480 
481 	{ nxge_param_dump_rdc, NULL, NXGE_PARAM_READ,
482 		0, 0x0fffffff, 0x0fffffff, 0, "dump-rdc", "dump_rdc"},
483 
484 	{ nxge_param_dump_mac_regs, NULL, NXGE_PARAM_READ,
485 		0, 0x0fffffff, 0x0fffffff, 0, "dump-mac-regs", "dump_mac_regs"},
486 
487 	{ nxge_param_dump_ipp_regs, NULL, NXGE_PARAM_READ,
488 		0, 0x0fffffff, 0x0fffffff, 0, "dump-ipp-regs", "dump_ipp_regs"},
489 
490 	{ nxge_param_dump_fflp_regs, NULL, NXGE_PARAM_READ,
491 		0, 0x0fffffff, 0x0fffffff, 0,
492 		"dump-fflp-regs", "dump_fflp_regs"},
493 
494 	{ nxge_param_dump_vlan_table, NULL, NXGE_PARAM_READ,
495 		0, 0x0fffffff, 0x0fffffff, 0,
496 		"dump-vlan-table", "dump_vlan_table"},
497 
498 	{ nxge_param_dump_rdc_table, NULL, NXGE_PARAM_READ,
499 		0, 0x0fffffff, 0x0fffffff, 0,
500 		"dump-rdc-table", "dump_rdc_table"},
501 
502 	{ nxge_param_dump_ptrs,	NULL, NXGE_PARAM_READ,
503 		0, 0x0fffffff, 0x0fffffff, 0, "dump-ptrs", "dump_ptrs"},
504 
505 	{  NULL, NULL, NXGE_PARAM_READ | NXGE_PARAM_DONT_SHOW,
506 		0, 0x0fffffff, 0x0fffffff, 0, "end", "end"},
507 };
508 
509 extern void 		*nxge_list;
510 
511 void
512 nxge_get_param_soft_properties(p_nxge_t nxgep)
513 {
514 
515 	p_nxge_param_t 		param_arr;
516 	uint_t 			prop_len;
517 	int 			i, j;
518 	uint32_t		param_count;
519 	uint32_t		*int_prop_val;
520 
521 	NXGE_DEBUG_MSG((nxgep, DDI_CTL, " ==> nxge_get_param_soft_properties"));
522 
523 	param_arr = nxgep->param_arr;
524 	param_count = nxgep->param_count;
525 	for (i = 0; i < param_count; i++) {
526 		if ((param_arr[i].type & NXGE_PARAM_READ_PROP) == 0)
527 			continue;
528 		if ((param_arr[i].type & NXGE_PARAM_PROP_STR))
529 			continue;
530 		if ((param_arr[i].type & NXGE_PARAM_PROP_ARR32) ||
531 				(param_arr[i].type & NXGE_PARAM_PROP_ARR64)) {
532 			if (ddi_prop_lookup_int_array(DDI_DEV_T_ANY,
533 					nxgep->dip, 0, param_arr[i].fcode_name,
534 					(int **)&int_prop_val,
535 					(uint_t *)&prop_len)
536 					== DDI_PROP_SUCCESS) {
537 				uint32_t *cfg_value;
538 				uint64_t prop_count;
539 
540 				if (prop_len > NXGE_PARAM_ARRAY_INIT_SIZE)
541 					prop_len = NXGE_PARAM_ARRAY_INIT_SIZE;
542 				cfg_value = (uint32_t *)param_arr[i].value;
543 				for (j = 0; j < prop_len; j++) {
544 					cfg_value[j] = int_prop_val[j];
545 				}
546 				prop_count = prop_len;
547 				param_arr[i].type |=
548 				    (prop_count << NXGE_PARAM_ARRAY_CNT_SHIFT);
549 				ddi_prop_free(int_prop_val);
550 			}
551 			continue;
552 		}
553 
554 		if (ddi_prop_lookup_int_array(DDI_DEV_T_ANY, nxgep->dip, 0,
555 				param_arr[i].fcode_name,
556 				(int **)&int_prop_val,
557 				&prop_len) == DDI_PROP_SUCCESS) {
558 			if ((*int_prop_val >= param_arr[i].minimum) &&
559 					(*int_prop_val <= param_arr[i].maximum))
560 				param_arr[i].value = *int_prop_val;
561 #ifdef NXGE_DEBUG_ERROR
562 			else {
563 				NXGE_DEBUG_MSG((nxgep, OBP_CTL,
564 					"nxge%d: 'prom' file parameter error\n",
565 					nxgep->instance));
566 				NXGE_DEBUG_MSG((nxgep, OBP_CTL,
567 					"Parameter keyword '%s'"
568 					" is outside valid range\n",
569 					param_arr[i].name));
570 			}
571 #endif
572 			ddi_prop_free(int_prop_val);
573 		}
574 
575 		if (ddi_prop_lookup_int_array(DDI_DEV_T_ANY, nxgep->dip, 0,
576 				param_arr[i].name,
577 				(int **)&int_prop_val,
578 				&prop_len) == DDI_PROP_SUCCESS) {
579 			if ((*int_prop_val >= param_arr[i].minimum) &&
580 				(*int_prop_val <= param_arr[i].maximum))
581 				param_arr[i].value = *int_prop_val;
582 #ifdef NXGE_DEBUG_ERROR
583 			else {
584 				NXGE_DEBUG_MSG((nxgep, OBP_CTL,
585 					"nxge%d: 'conf' file parameter error\n",
586 					nxgep->instance));
587 				NXGE_DEBUG_MSG((nxgep, OBP_CTL,
588 					"Parameter keyword '%s'"
589 					"is outside valid range\n",
590 					param_arr[i].name));
591 			}
592 #endif
593 			ddi_prop_free(int_prop_val);
594 		}
595 	}
596 }
597 
598 static int
599 nxge_private_param_register(p_nxge_t nxgep, p_nxge_param_t param_arr)
600 {
601 	int status = B_TRUE;
602 	int channel;
603 	uint8_t grp;
604 	char *prop_name;
605 	char *end;
606 	uint32_t name_chars;
607 
608 	NXGE_DEBUG_MSG((nxgep, NDD2_CTL,
609 		"nxge_private_param_register %s", param_arr->name));
610 
611 	if ((param_arr->type & NXGE_PARAM_PRIV) != NXGE_PARAM_PRIV)
612 		return (B_TRUE);
613 
614 	prop_name =  param_arr->name;
615 	if (param_arr->type & NXGE_PARAM_RXDMA) {
616 		if (strncmp("rxdma_intr", prop_name, 10) == 0)
617 			return (B_TRUE);
618 		name_chars = strlen("default_grp");
619 		if (strncmp("default_grp", prop_name, name_chars) == 0) {
620 			prop_name += name_chars;
621 			grp = mi_strtol(prop_name, &end, 10);
622 				/* now check if this rdcgrp is in config */
623 			return (nxge_check_rdcgrp_port_member(nxgep, grp));
624 		}
625 		name_chars = strlen(prop_name);
626 		if (strncmp("default_port_rdc", prop_name, name_chars) == 0) {
627 			return (B_TRUE);
628 		}
629 		return (B_FALSE);
630 	}
631 
632 	if (param_arr->type & NXGE_PARAM_TXDMA) {
633 		name_chars = strlen("txdma");
634 		if (strncmp("txdma", prop_name, name_chars) == 0) {
635 			prop_name += name_chars;
636 			channel = mi_strtol(prop_name, &end, 10);
637 				/* now check if this rdc is in config */
638 			NXGE_DEBUG_MSG((nxgep, NDD2_CTL,
639 					    " nxge_private_param_register: %d",
640 					    channel));
641 			return (nxge_check_txdma_port_member(nxgep, channel));
642 		}
643 		return (B_FALSE);
644 	}
645 
646 	status = B_FALSE;
647 	NXGE_DEBUG_MSG((nxgep, NDD2_CTL, "<== nxge_private_param_register"));
648 
649 	return (status);
650 }
651 
652 void
653 nxge_setup_param(p_nxge_t nxgep)
654 {
655 	p_nxge_param_t param_arr;
656 	int i;
657 	pfi_t set_pfi;
658 
659 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "==> nxge_setup_param"));
660 
661 	/*
662 	 * Make sure the param_instance is set to a valid device instance.
663 	 */
664 	if (nxge_param_arr[param_instance].value == 1000)
665 		nxge_param_arr[param_instance].value = nxgep->instance;
666 
667 	param_arr = nxgep->param_arr;
668 	param_arr[param_instance].value = nxgep->instance;
669 	param_arr[param_function_number].value = nxgep->function_num;
670 
671 	for (i = 0; i < nxgep->param_count; i++) {
672 		if ((param_arr[i].type & NXGE_PARAM_PRIV) &&
673 				(nxge_private_param_register(nxgep,
674 				&param_arr[i]) == B_FALSE)) {
675 			param_arr[i].setf = NULL;
676 			param_arr[i].getf = NULL;
677 		}
678 
679 		if (param_arr[i].type & NXGE_PARAM_CMPLX)
680 			param_arr[i].setf = NULL;
681 
682 		if (param_arr[i].type & NXGE_PARAM_DONT_SHOW) {
683 			param_arr[i].setf = NULL;
684 			param_arr[i].getf = NULL;
685 		}
686 
687 		set_pfi = (pfi_t)param_arr[i].setf;
688 
689 		if ((set_pfi) && (param_arr[i].type & NXGE_PARAM_INIT_ONLY)) {
690 			set_pfi = NULL;
691 		}
692 
693 		if (!nxge_nd_load(&nxgep->param_list, param_arr[i].name,
694 				(pfi_t)param_arr[i].getf, set_pfi,
695 				(caddr_t)&param_arr[i])) {
696 			(void) nxge_nd_free(&nxgep->param_list);
697 			break;
698 		}
699 	}
700 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "<== nxge_setup_param"));
701 }
702 
703 void
704 nxge_init_param(p_nxge_t nxgep)
705 {
706 	p_nxge_param_t param_arr;
707 	int i, alloc_size;
708 	uint64_t alloc_count;
709 	NXGE_DEBUG_MSG((nxgep, DDI_CTL, "==> nxge_init_param"));
710 	/*
711 	 * Make sure the param_instance is set to a valid device instance.
712 	 */
713 	if (nxge_param_arr[param_instance].value == 1000)
714 		nxge_param_arr[param_instance].value = nxgep->instance;
715 
716 	param_arr = nxgep->param_arr;
717 	if (param_arr == NULL) {
718 		param_arr = (p_nxge_param_t)
719 			KMEM_ZALLOC(sizeof (nxge_param_arr), KM_SLEEP);
720 	}
721 
722 	for (i = 0; i < sizeof (nxge_param_arr)/sizeof (nxge_param_t); i++) {
723 		param_arr[i] = nxge_param_arr[i];
724 		if ((param_arr[i].type & NXGE_PARAM_PROP_ARR32) ||
725 			(param_arr[i].type & NXGE_PARAM_PROP_ARR64)) {
726 			alloc_count = NXGE_PARAM_ARRAY_INIT_SIZE;
727 			alloc_size = alloc_count * sizeof (uint64_t);
728 			param_arr[i].value =
729 			    (uint64_t)KMEM_ZALLOC(alloc_size, KM_SLEEP);
730 			param_arr[i].old_value =
731 				    (uint64_t)KMEM_ZALLOC(alloc_size, KM_SLEEP);
732 			param_arr[i].type |=
733 				(alloc_count << NXGE_PARAM_ARRAY_ALLOC_SHIFT);
734 		}
735 	}
736 
737 	nxgep->param_arr = param_arr;
738 	nxgep->param_count = sizeof (nxge_param_arr)/sizeof (nxge_param_t);
739 	NXGE_DEBUG_MSG((nxgep, DDI_CTL, "<== nxge_init_param: count %d",
740 		nxgep->param_count));
741 }
742 
743 void
744 nxge_destroy_param(p_nxge_t nxgep)
745 {
746 	int i;
747 	uint64_t free_size, free_count;
748 
749 	NXGE_DEBUG_MSG((nxgep, DDI_CTL, "==> nxge_destroy_param"));
750 
751 	/*
752 	 * Make sure the param_instance is set to a valid device instance.
753 	 */
754 	if (nxge_param_arr[param_instance].value == nxgep->instance) {
755 		for (i = 0; i <= nxge_param_arr[param_instance].maximum; i++) {
756 			if ((ddi_get_soft_state(nxge_list, i) != NULL) &&
757 				(i != nxgep->instance))
758 				break;
759 		}
760 		nxge_param_arr[param_instance].value = i;
761 	}
762 
763 	if (nxgep->param_list)
764 		nxge_nd_free(&nxgep->param_list);
765 	for (i = 0; i < nxgep->param_count; i++)
766 		if ((nxgep->param_arr[i].type & NXGE_PARAM_PROP_ARR32) ||
767 			(nxgep->param_arr[i].type & NXGE_PARAM_PROP_ARR64)) {
768 			free_count = ((nxgep->param_arr[i].type &
769 					    NXGE_PARAM_ARRAY_ALLOC_MASK) >>
770 					    NXGE_PARAM_ARRAY_ALLOC_SHIFT);
771 			free_count = NXGE_PARAM_ARRAY_INIT_SIZE;
772 			free_size = sizeof (uint64_t) * free_count;
773 			KMEM_FREE((void *)nxgep->param_arr[i].value, free_size);
774 			KMEM_FREE((void *)nxgep->param_arr[i].old_value,
775 				free_size);
776 		}
777 
778 	KMEM_FREE(nxgep->param_arr, sizeof (nxge_param_arr));
779 	NXGE_DEBUG_MSG((nxgep, DDI_CTL, "<== nxge_destroy_param"));
780 }
781 
782 /*
783  * Extracts the value from the 'nxge' parameter array and prints the
784  * parameter value. cp points to the required parameter.
785  */
786 
787 /* ARGSUSED */
788 int
789 nxge_param_get_generic(p_nxge_t nxgep, queue_t *q, p_mblk_t mp, caddr_t cp)
790 {
791 	p_nxge_param_t pa = (p_nxge_param_t)cp;
792 
793 	NXGE_DEBUG_MSG((nxgep, NDD_CTL,
794 		"==> nxge_param_get_generic name %s ", pa->name));
795 
796 	if (pa->value > 0xffffffff)
797 		(void) mi_mpprintf(mp, "%x%x",
798 			(int)(pa->value >> 32), (int)(pa->value & 0xffffffff));
799 	else
800 		(void) mi_mpprintf(mp, "%x", (int)pa->value);
801 
802 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "<== nxge_param_get_generic"));
803 	return (0);
804 }
805 
806 /* ARGSUSED */
807 static int
808 nxge_param_get_mac(p_nxge_t nxgep, queue_t *q, p_mblk_t mp, caddr_t cp)
809 {
810 	p_nxge_param_t pa = (p_nxge_param_t)cp;
811 
812 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "==> nxge_param_get_mac"));
813 
814 	(void) mi_mpprintf(mp, "%d", (uint32_t)pa->value);
815 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "<== nxge_param_get_mac"));
816 	return (0);
817 }
818 
819 /* ARGSUSED */
820 int
821 nxge_param_get_txdma_info(p_nxge_t nxgep, queue_t *q, p_mblk_t mp, caddr_t cp)
822 {
823 
824 	uint_t	print_len, buf_len;
825 	p_mblk_t np;
826 	int tdc;
827 
828 	int buff_alloc_size = NXGE_NDD_INFODUMP_BUFF_SIZE;
829 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "==> nxge_param_get_txdma_info"));
830 
831 	(void) mi_mpprintf(mp, "TXDMA Information for Port\t %d \n",
832 		nxgep->function_num);
833 
834 
835 	if ((np = allocb(buff_alloc_size, BPRI_HI)) == NULL) {
836 		(void) mi_mpprintf(mp, "%s\n", "out of buffer");
837 		return (0);
838 	}
839 
840 	buf_len = buff_alloc_size;
841 	mp->b_cont = np;
842 
843 	print_len = snprintf((char *)((mblk_t *)np)->b_wptr, buf_len,
844 		"Total TDCs\t %d\n", nxgep->ntdc);
845 
846 	((mblk_t *)np)->b_wptr += print_len;
847 	buf_len -= print_len;
848 	print_len = snprintf((char *)((mblk_t *)np)->b_wptr, buf_len,
849 		"TDC\t HW TDC\t\n");
850 	((mblk_t *)np)->b_wptr += print_len;
851 
852 	buf_len -= print_len;
853 	for (tdc = 0; tdc < nxgep->ntdc; tdc++) {
854 		print_len = snprintf((char *)((mblk_t *)np)->b_wptr,
855 					    buf_len, "%d\t %d\n",
856 					    tdc, nxgep->tdc[tdc]);
857 		((mblk_t *)np)->b_wptr += print_len;
858 		buf_len -= print_len;
859 	}
860 
861 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "<== nxge_param_get_txdma_info"));
862 	return (0);
863 }
864 
865 /* ARGSUSED */
866 int
867 nxge_param_get_rxdma_info(p_nxge_t nxgep, queue_t *q, p_mblk_t mp, caddr_t cp)
868 {
869 	uint_t			print_len, buf_len;
870 	p_mblk_t		np;
871 	int			rdc;
872 	p_nxge_dma_pt_cfg_t	p_dma_cfgp;
873 	p_nxge_hw_pt_cfg_t	p_cfgp;
874 	int			buff_alloc_size = NXGE_NDD_INFODUMP_BUFF_SIZE;
875 	p_rx_rcr_rings_t 	rx_rcr_rings;
876 	p_rx_rcr_ring_t		*rcr_rings;
877 	p_rx_rbr_rings_t 	rx_rbr_rings;
878 	p_rx_rbr_ring_t		*rbr_rings;
879 
880 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "==> nxge_param_get_rxdma_info"));
881 
882 	(void) mi_mpprintf(mp, "RXDMA Information for Port\t %d \n",
883 		nxgep->function_num);
884 
885 	if ((np = allocb(buff_alloc_size, BPRI_HI)) == NULL) {
886 		/* The following may work even if we cannot get a large buf. */
887 		(void) mi_mpprintf(mp, "%s\n", "out of buffer");
888 		return (0);
889 	}
890 
891 	buf_len = buff_alloc_size;
892 	mp->b_cont = np;
893 	p_dma_cfgp = (p_nxge_dma_pt_cfg_t)&nxgep->pt_config;
894 	p_cfgp = (p_nxge_hw_pt_cfg_t)&p_dma_cfgp->hw_config;
895 
896 	rx_rcr_rings = nxgep->rx_rcr_rings;
897 	rcr_rings = rx_rcr_rings->rcr_rings;
898 	rx_rbr_rings = nxgep->rx_rbr_rings;
899 	rbr_rings = rx_rbr_rings->rbr_rings;
900 
901 	print_len = snprintf((char *)((mblk_t *)np)->b_wptr, buf_len,
902 		"Total RDCs\t %d\n", p_cfgp->max_rdcs);
903 
904 	((mblk_t *)np)->b_wptr += print_len;
905 	buf_len -= print_len;
906 	print_len = snprintf((char *)((mblk_t *)np)->b_wptr, buf_len,
907 		"RDC\t HW RDC\t Timeout\t Packets RBR ptr \t"
908 		"chunks\t RCR ptr\n");
909 
910 	((mblk_t *)np)->b_wptr += print_len;
911 	buf_len -= print_len;
912 	for (rdc = 0; rdc < p_cfgp->max_rdcs; rdc++) {
913 		print_len = snprintf((char *)((mblk_t *)np)->b_wptr, buf_len,
914 			" %d\t  %d\t   %x\t\t %x\t $%p\t 0x%x\t $%p\n",
915 			rdc, nxgep->rdc[rdc],
916 			p_dma_cfgp->rcr_timeout[rdc],
917 			p_dma_cfgp->rcr_threshold[rdc],
918 			rbr_rings[rdc],
919 			rbr_rings[rdc]->num_blocks, rcr_rings[rdc]);
920 			((mblk_t *)np)->b_wptr += print_len;
921 			buf_len -= print_len;
922 	}
923 
924 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "<== nxge_param_get_rxdma_info"));
925 	return (0);
926 }
927 
928 /* ARGSUSED */
929 int
930 nxge_param_get_rxdma_rdcgrp_info(p_nxge_t nxgep, queue_t *q,
931 	p_mblk_t mp, caddr_t cp)
932 {
933 	uint_t			print_len, buf_len;
934 	p_mblk_t		np;
935 	int			offset, rdc, i, rdc_grp;
936 	p_nxge_rdc_grp_t	rdc_grp_p;
937 	p_nxge_dma_pt_cfg_t	p_dma_cfgp;
938 	p_nxge_hw_pt_cfg_t	p_cfgp;
939 
940 	int buff_alloc_size = NXGE_NDD_INFODUMP_BUFF_SIZE;
941 	NXGE_DEBUG_MSG((nxgep, NDD_CTL,
942 		"==> nxge_param_get_rxdma_rdcgrp_info"));
943 
944 	p_dma_cfgp = (p_nxge_dma_pt_cfg_t)&nxgep->pt_config;
945 	p_cfgp = (p_nxge_hw_pt_cfg_t)&p_dma_cfgp->hw_config;
946 
947 	(void) mi_mpprintf(mp, "RXDMA RDC Group Information for Port\t %d \n",
948 		nxgep->function_num);
949 
950 	rdc_grp = p_cfgp->start_rdc_grpid;
951 	if ((np = allocb(buff_alloc_size, BPRI_HI)) == NULL) {
952 		/* The following may work even if we cannot get a large buf. */
953 		(void) mi_mpprintf(mp, "%s\n", "out of buffer");
954 		return (0);
955 	}
956 
957 	buf_len = buff_alloc_size;
958 	mp->b_cont = np;
959 	print_len = snprintf((char *)((mblk_t *)np)->b_wptr, buf_len,
960 		"Total RDC Groups\t %d \n"
961 		"start RDC group\t %d\n",
962 		p_cfgp->max_rdc_grpids,
963 		p_cfgp->start_rdc_grpid);
964 
965 	((mblk_t *)np)->b_wptr += print_len;
966 	buf_len -= print_len;
967 
968 	for (i = 0, rdc_grp = p_cfgp->start_rdc_grpid;
969 	    rdc_grp < (p_cfgp->max_rdc_grpids + p_cfgp->start_rdc_grpid);
970 	    rdc_grp++, i++) {
971 		rdc_grp_p = &p_dma_cfgp->rdc_grps[i];
972 		print_len = snprintf((char *)((mblk_t *)np)->b_wptr, buf_len,
973 			"\nRDC Group Info for Group [%d] %d\n"
974 			"RDC Count %d\tstart RDC %d\n"
975 			"RDC Group Population Information"
976 			" (offsets 0 - 15)\n",
977 			i, rdc_grp, rdc_grp_p->max_rdcs,
978 			rdc_grp_p->start_rdc);
979 
980 		((mblk_t *)np)->b_wptr += print_len;
981 		buf_len -= print_len;
982 		print_len = snprintf((char *)((mblk_t *)np)->b_wptr,
983 			buf_len, "\n");
984 		((mblk_t *)np)->b_wptr += print_len;
985 		buf_len -= print_len;
986 
987 		for (rdc = 0; rdc < rdc_grp_p->max_rdcs; rdc++) {
988 			print_len = snprintf((char *)((mblk_t *)np)->b_wptr,
989 				buf_len, "[%d]=%d ", rdc,
990 				rdc_grp_p->start_rdc + rdc);
991 			((mblk_t *)np)->b_wptr += print_len;
992 			buf_len -= print_len;
993 		}
994 		print_len = snprintf((char *)((mblk_t *)np)->b_wptr,
995 					    buf_len, "\n");
996 		((mblk_t *)np)->b_wptr += print_len;
997 		buf_len -= print_len;
998 
999 		for (offset = 0; offset < 16; offset++) {
1000 			print_len = snprintf((char *)((mblk_t *)np)->b_wptr,
1001 				buf_len, " %2d ",
1002 				rdc_grp_p->rdc[offset]);
1003 			((mblk_t *)np)->b_wptr += print_len;
1004 			buf_len -= print_len;
1005 		}
1006 		print_len = snprintf((char *)((mblk_t *)np)->b_wptr,
1007 			buf_len, "\n");
1008 		((mblk_t *)np)->b_wptr += print_len;
1009 		buf_len -= print_len;
1010 	}
1011 	NXGE_DEBUG_MSG((nxgep, NDD_CTL,
1012 		"<== nxge_param_get_rxdma_rdcgrp_info"));
1013 	return (0);
1014 }
1015 
1016 int
1017 nxge_mk_mblk_tail_space(p_mblk_t mp, p_mblk_t *nmp, size_t size)
1018 {
1019 	p_mblk_t tmp;
1020 
1021 	tmp = mp;
1022 	while (tmp->b_cont)
1023 		tmp = tmp->b_cont;
1024 	if ((tmp->b_wptr + size) >= tmp->b_datap->db_lim) {
1025 		tmp->b_cont = allocb(1024, BPRI_HI);
1026 		tmp = tmp->b_cont;
1027 		if (!tmp)
1028 			return (ENOMEM);
1029 	}
1030 
1031 	*nmp = tmp;
1032 	return (0);
1033 }
1034 
1035 /*
1036  * Sets the ge parameter to the value in the nxge_param_register using
1037  * nxge_nd_load().
1038  */
1039 
1040 /* ARGSUSED */
1041 int
1042 nxge_param_set_generic(p_nxge_t nxgep, queue_t *q, mblk_t *mp,
1043 			    char *value, caddr_t cp)
1044 {
1045 	char *end;
1046 	uint32_t new_value;
1047 	p_nxge_param_t pa = (p_nxge_param_t)cp;
1048 
1049 	NXGE_DEBUG_MSG((nxgep, IOC_CTL, " ==> nxge_param_set_generic"));
1050 	new_value = (uint32_t)mi_strtol(value, &end, 10);
1051 	if (end == value || new_value < pa->minimum ||
1052 		new_value > pa->maximum) {
1053 			return (EINVAL);
1054 	}
1055 	pa->value = new_value;
1056 	NXGE_DEBUG_MSG((nxgep, IOC_CTL, " <== nxge_param_set_generic"));
1057 	return (0);
1058 }
1059 
1060 /*
1061  * Sets the ge parameter to the value in the nxge_param_register using
1062  * nxge_nd_load().
1063  */
1064 
1065 /* ARGSUSED */
1066 int
1067 nxge_param_set_instance(p_nxge_t nxgep, queue_t *q, mblk_t *mp,
1068 	char *value, caddr_t cp)
1069 {
1070 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, " ==> nxge_param_set_instance"));
1071 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, " <== nxge_param_set_instance"));
1072 	return (0);
1073 }
1074 
1075 /*
1076  * Sets the ge parameter to the value in the nxge_param_register using
1077  * nxge_nd_load().
1078  */
1079 
1080 /* ARGSUSED */
1081 int
1082 nxge_param_set_mac(p_nxge_t nxgep, queue_t *q, mblk_t *mp,
1083 	char *value, caddr_t cp)
1084 {
1085 	char		*end;
1086 	uint32_t	new_value;
1087 	int		status = 0;
1088 	p_nxge_param_t	pa = (p_nxge_param_t)cp;
1089 
1090 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "==> nxge_param_set_mac"));
1091 	new_value = (uint32_t)mi_strtol(value, &end, BASE_DECIMAL);
1092 	if (PARAM_OUTOF_RANGE(value, end, new_value, pa)) {
1093 		return (EINVAL);
1094 	}
1095 
1096 	if (pa->value != new_value) {
1097 		pa->old_value = pa->value;
1098 		pa->value = new_value;
1099 	}
1100 
1101 	if (!nxge_param_link_update(nxgep)) {
1102 		NXGE_DEBUG_MSG((nxgep, NDD_CTL,
1103 				    " false ret from nxge_param_link_update"));
1104 		status = EINVAL;
1105 	}
1106 
1107 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "<== nxge_param_set_mac"));
1108 	return (status);
1109 }
1110 
1111 /* ARGSUSED */
1112 static int
1113 nxge_param_rx_intr_pkts(p_nxge_t nxgep, queue_t *q, mblk_t *mp,
1114 	char *value, caddr_t cp)
1115 {
1116 	char		*end;
1117 	uint32_t	cfg_value;
1118 	p_nxge_param_t	pa = (p_nxge_param_t)cp;
1119 
1120 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "==> nxge_param_rx_intr_pkts"));
1121 
1122 	cfg_value = (uint32_t)mi_strtol(value, &end, BASE_ANY);
1123 
1124 	if ((cfg_value > NXGE_RDC_RCR_THRESHOLD_MAX) ||
1125 		(cfg_value < NXGE_RDC_RCR_THRESHOLD_MIN)) {
1126 		return (EINVAL);
1127 	}
1128 
1129 	if ((pa->value != cfg_value)) {
1130 		pa->old_value = pa->value;
1131 		pa->value = cfg_value;
1132 		nxgep->intr_threshold = pa->value;
1133 	}
1134 
1135 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "<== nxge_param_rx_intr_pkts"));
1136 	return (0);
1137 }
1138 
1139 /* ARGSUSED */
1140 static int
1141 nxge_param_rx_intr_time(p_nxge_t nxgep, queue_t *q, mblk_t *mp,
1142 	char *value, caddr_t cp)
1143 {
1144 	char		*end;
1145 	uint32_t	cfg_value;
1146 	p_nxge_param_t	pa = (p_nxge_param_t)cp;
1147 
1148 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "==> nxge_param_rx_intr_time"));
1149 
1150 	cfg_value = (uint32_t)mi_strtol(value, &end, BASE_ANY);
1151 
1152 	if ((cfg_value > NXGE_RDC_RCR_TIMEOUT_MAX) ||
1153 		(cfg_value < NXGE_RDC_RCR_TIMEOUT_MIN)) {
1154 		return (EINVAL);
1155 	}
1156 
1157 	if ((pa->value != cfg_value)) {
1158 		pa->old_value = pa->value;
1159 		pa->value = cfg_value;
1160 		nxgep->intr_timeout = pa->value;
1161 	}
1162 
1163 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "<== nxge_param_rx_intr_time"));
1164 	return (0);
1165 }
1166 
1167 /* ARGSUSED */
1168 static int
1169 nxge_param_set_mac_rdcgrp(p_nxge_t nxgep, queue_t *q,
1170 	mblk_t *mp, char *value, caddr_t cp)
1171 {
1172 	char			 *end;
1173 	uint32_t		status = 0, cfg_value;
1174 	p_nxge_param_t		pa = (p_nxge_param_t)cp;
1175 	uint32_t		cfg_it = B_FALSE;
1176 	p_nxge_dma_pt_cfg_t	p_dma_cfgp;
1177 	p_nxge_hw_pt_cfg_t	p_cfgp;
1178 	uint32_t		*val_ptr, *old_val_ptr;
1179 	nxge_param_map_t	*mac_map;
1180 	p_nxge_class_pt_cfg_t	p_class_cfgp;
1181 	nxge_mv_cfg_t		*mac_host_info;
1182 
1183 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "==> nxge_param_set_mac_rdcgrp "));
1184 
1185 	p_dma_cfgp = (p_nxge_dma_pt_cfg_t)&nxgep->pt_config;
1186 	p_cfgp = (p_nxge_hw_pt_cfg_t)&p_dma_cfgp->hw_config;
1187 	p_class_cfgp = (p_nxge_class_pt_cfg_t)&nxgep->class_config;
1188 	mac_host_info = (nxge_mv_cfg_t	*)&p_class_cfgp->mac_host_info[0];
1189 	cfg_value = (uint32_t)mi_strtol(value, &end, BASE_HEX);
1190 
1191 	/*
1192 	 * now do decoding
1193 	 */
1194 	mac_map = (nxge_param_map_t *)&cfg_value;
1195 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, " cfg_value %x id %x map_to %x",
1196 		cfg_value, mac_map->param_id, mac_map->map_to));
1197 
1198 	if ((mac_map->param_id < p_cfgp->max_macs) &&
1199 			(mac_map->map_to < (p_cfgp->max_rdc_grpids +
1200 			p_cfgp->start_rdc_grpid)) && (mac_map->map_to >=
1201 			p_cfgp->start_rdc_grpid)) {
1202 		NXGE_DEBUG_MSG((nxgep, NDD_CTL,
1203 			" nxge_param_set_mac_rdcgrp mapping"
1204 			" id %d grp %d", mac_map->param_id, mac_map->map_to));
1205 		val_ptr = (uint32_t *)pa->value;
1206 		old_val_ptr = (uint32_t *)pa->old_value;
1207 		if (val_ptr[mac_map->param_id] != cfg_value) {
1208 			old_val_ptr[mac_map->param_id] =
1209 				    val_ptr[mac_map->param_id];
1210 			val_ptr[mac_map->param_id] = cfg_value;
1211 			mac_host_info[mac_map->param_id].mpr_npr =
1212 				    mac_map->pref;
1213 			mac_host_info[mac_map->param_id].flag = 1;
1214 			mac_host_info[mac_map->param_id].rdctbl =
1215 				    mac_map->map_to;
1216 			cfg_it = B_TRUE;
1217 		}
1218 	} else {
1219 		return (EINVAL);
1220 	}
1221 
1222 	if (cfg_it == B_TRUE) {
1223 		status = nxge_logical_mac_assign_rdc_table(nxgep,
1224 						    (uint8_t)mac_map->param_id);
1225 		if (status != NXGE_OK)
1226 			return (EINVAL);
1227 	}
1228 
1229 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "<== nxge_param_set_mac_rdcgrp"));
1230 	return (0);
1231 }
1232 
1233 /* ARGSUSED */
1234 static int
1235 nxge_param_set_vlan_rdcgrp(p_nxge_t nxgep, queue_t *q,
1236 	mblk_t	*mp, char *value, caddr_t cp)
1237 {
1238 	char			*end;
1239 	uint32_t		status = 0, cfg_value;
1240 	p_nxge_param_t		pa = (p_nxge_param_t)cp;
1241 	uint32_t		cfg_it = B_FALSE;
1242 	p_nxge_dma_pt_cfg_t	p_dma_cfgp;
1243 	p_nxge_hw_pt_cfg_t	p_cfgp;
1244 	uint32_t		*val_ptr, *old_val_ptr;
1245 	nxge_param_map_t	*vmap, *old_map;
1246 	p_nxge_class_pt_cfg_t	p_class_cfgp;
1247 	uint64_t		cfgd_vlans;
1248 	int			i, inc = 0, cfg_position;
1249 	nxge_mv_cfg_t		*vlan_tbl;
1250 
1251 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "==> nxge_param_set_vlan_rdcgrp "));
1252 
1253 	p_dma_cfgp = (p_nxge_dma_pt_cfg_t)&nxgep->pt_config;
1254 	p_cfgp = (p_nxge_hw_pt_cfg_t)&p_dma_cfgp->hw_config;
1255 	p_class_cfgp = (p_nxge_class_pt_cfg_t)&nxgep->class_config;
1256 	vlan_tbl = (nxge_mv_cfg_t *)&p_class_cfgp->vlan_tbl[0];
1257 
1258 	cfg_value = (uint32_t)mi_strtol(value, &end, BASE_HEX);
1259 
1260 	/* now do decoding */
1261 	cfgd_vlans = ((pa->type &  NXGE_PARAM_ARRAY_CNT_MASK) >>
1262 		NXGE_PARAM_ARRAY_CNT_SHIFT);
1263 
1264 	if (cfgd_vlans == NXGE_PARAM_ARRAY_INIT_SIZE) {
1265 		/*
1266 		 * for now, we process only upto max
1267 		 * NXGE_PARAM_ARRAY_INIT_SIZE parameters
1268 		 * In the future, we may want to expand
1269 		 * the storage array and continue
1270 		 */
1271 		return (EINVAL);
1272 	}
1273 
1274 	vmap = (nxge_param_map_t *)&cfg_value;
1275 	if ((vmap->param_id) &&
1276 		(vmap->param_id < NXGE_MAX_VLANS) &&
1277 		(vmap->map_to < p_cfgp->max_rdc_grpids)) {
1278 		NXGE_DEBUG_MSG((nxgep, NDD_CTL,
1279 			"nxge_param_set_vlan_rdcgrp mapping"
1280 			" id %d grp %d",
1281 			vmap->param_id, vmap->map_to));
1282 		val_ptr = (uint32_t *)pa->value;
1283 		old_val_ptr = (uint32_t *)pa->old_value;
1284 
1285 		/* search to see if this vlan id is already configured */
1286 		for (i = 0; i < cfgd_vlans; i++) {
1287 			old_map = (nxge_param_map_t *)&val_ptr[i];
1288 			if ((old_map->param_id == 0) ||
1289 				(vmap->param_id == old_map->param_id) ||
1290 				(vlan_tbl[vmap->param_id].flag)) {
1291 				cfg_position = i;
1292 				break;
1293 			}
1294 		}
1295 
1296 		if (cfgd_vlans == 0) {
1297 			cfg_position = 0;
1298 			inc++;
1299 		}
1300 
1301 		if (i == cfgd_vlans) {
1302 			cfg_position = i;
1303 			inc++;
1304 		}
1305 
1306 		NXGE_DEBUG_MSG((nxgep, NDD2_CTL,
1307 			"set_vlan_rdcgrp mapping"
1308 			" i %d cfgd_vlans %llx position %d ",
1309 			i, cfgd_vlans, cfg_position));
1310 		if (val_ptr[cfg_position] != cfg_value) {
1311 			old_val_ptr[cfg_position] = val_ptr[cfg_position];
1312 			val_ptr[cfg_position] = cfg_value;
1313 			vlan_tbl[vmap->param_id].mpr_npr = vmap->pref;
1314 			vlan_tbl[vmap->param_id].flag = 1;
1315 			vlan_tbl[vmap->param_id].rdctbl =
1316 			    vmap->map_to + p_cfgp->start_rdc_grpid;
1317 			cfg_it = B_TRUE;
1318 			if (inc) {
1319 				cfgd_vlans++;
1320 				pa->type &= ~NXGE_PARAM_ARRAY_CNT_MASK;
1321 				pa->type |= (cfgd_vlans <<
1322 						    NXGE_PARAM_ARRAY_CNT_SHIFT);
1323 
1324 			}
1325 			NXGE_DEBUG_MSG((nxgep, NDD2_CTL,
1326 				"after: param_set_vlan_rdcgrp "
1327 				" cfg_vlans %llx position %d \n",
1328 				cfgd_vlans, cfg_position));
1329 		}
1330 	} else {
1331 		return (EINVAL);
1332 	}
1333 
1334 	if (cfg_it == B_TRUE) {
1335 		status = nxge_fflp_config_vlan_table(nxgep,
1336 			(uint16_t)vmap->param_id);
1337 		if (status != NXGE_OK)
1338 			return (EINVAL);
1339 	}
1340 
1341 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "<== nxge_param_set_vlan_rdcgrp"));
1342 	return (0);
1343 }
1344 
1345 /* ARGSUSED */
1346 static int
1347 nxge_param_get_vlan_rdcgrp(p_nxge_t nxgep, queue_t *q,
1348 	mblk_t *mp, caddr_t cp)
1349 {
1350 
1351 	uint_t 			print_len, buf_len;
1352 	p_mblk_t		np;
1353 	int			i;
1354 	uint32_t		*val_ptr;
1355 	nxge_param_map_t	*vmap;
1356 	p_nxge_param_t		pa = (p_nxge_param_t)cp;
1357 	p_nxge_class_pt_cfg_t 	p_class_cfgp;
1358 	p_nxge_dma_pt_cfg_t	p_dma_cfgp;
1359 	p_nxge_hw_pt_cfg_t	p_cfgp;
1360 	uint64_t		cfgd_vlans = 0;
1361 	nxge_mv_cfg_t		*vlan_tbl;
1362 	int			buff_alloc_size =
1363 					NXGE_NDD_INFODUMP_BUFF_SIZE * 32;
1364 
1365 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "==> nxge_param_set_vlan_rdcgrp "));
1366 	(void) mi_mpprintf(mp, "VLAN RDC Mapping Information for Port\t %d \n",
1367 		nxgep->function_num);
1368 
1369 	if ((np = allocb(buff_alloc_size, BPRI_HI)) == NULL) {
1370 		(void) mi_mpprintf(mp, "%s\n", "out of buffer");
1371 		return (0);
1372 	}
1373 
1374 	p_dma_cfgp = (p_nxge_dma_pt_cfg_t)&nxgep->pt_config;
1375 	p_cfgp = (p_nxge_hw_pt_cfg_t)&p_dma_cfgp->hw_config;
1376 
1377 	buf_len = buff_alloc_size;
1378 	mp->b_cont = np;
1379 	cfgd_vlans = (pa->type &  NXGE_PARAM_ARRAY_CNT_MASK) >>
1380 		NXGE_PARAM_ARRAY_CNT_SHIFT;
1381 
1382 	i = (int)cfgd_vlans;
1383 	p_class_cfgp = (p_nxge_class_pt_cfg_t)&nxgep->class_config;
1384 	vlan_tbl = (nxge_mv_cfg_t *)&p_class_cfgp->vlan_tbl[0];
1385 	print_len = snprintf((char *)((mblk_t *)np)->b_wptr, buf_len,
1386 		"Configured VLANs %d\n"
1387 		"VLAN ID\t RDC GRP (Actual/Port)\t"
1388 		" Prefernce\n", i);
1389 	((mblk_t *)np)->b_wptr += print_len;
1390 	buf_len -= print_len;
1391 
1392 	val_ptr = (uint32_t *)pa->value;
1393 
1394 	for (i = 0; i < cfgd_vlans; i++) {
1395 		vmap = (nxge_param_map_t *)&val_ptr[i];
1396 		if (p_class_cfgp->vlan_tbl[vmap->param_id].flag) {
1397 			print_len = snprintf((char *)((mblk_t *)np)->b_wptr,
1398 				buf_len,
1399 				"  %d\t\t %d/%d\t\t %d\n",
1400 				vmap->param_id,
1401 				vlan_tbl[vmap->param_id].rdctbl,
1402 				vlan_tbl[vmap->param_id].rdctbl -
1403 				p_cfgp->start_rdc_grpid,
1404 				vlan_tbl[vmap->param_id].mpr_npr);
1405 			((mblk_t *)np)->b_wptr += print_len;
1406 			buf_len -= print_len;
1407 		}
1408 	}
1409 
1410 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "<== nxge_param_get_vlan_rdcgrp"));
1411 	return (0);
1412 }
1413 
1414 /* ARGSUSED */
1415 static int
1416 nxge_param_get_mac_rdcgrp(p_nxge_t nxgep, queue_t *q,
1417 	mblk_t *mp, caddr_t cp)
1418 {
1419 	uint_t			print_len, buf_len;
1420 	p_mblk_t		np;
1421 	int			i;
1422 	p_nxge_class_pt_cfg_t 	p_class_cfgp;
1423 	p_nxge_dma_pt_cfg_t	p_dma_cfgp;
1424 	p_nxge_hw_pt_cfg_t	p_cfgp;
1425 	nxge_mv_cfg_t		*mac_host_info;
1426 
1427 	int buff_alloc_size = NXGE_NDD_INFODUMP_BUFF_SIZE * 32;
1428 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "==> nxge_param_get_mac_rdcgrp "));
1429 	(void) mi_mpprintf(mp,
1430 		"MAC ADDR RDC Mapping Information for Port\t %d\n",
1431 		nxgep->function_num);
1432 
1433 	if ((np = allocb(buff_alloc_size, BPRI_HI)) == NULL) {
1434 		(void) mi_mpprintf(mp, "%s\n", "out of buffer");
1435 		return (0);
1436 	}
1437 
1438 	buf_len = buff_alloc_size;
1439 	mp->b_cont = np;
1440 	p_class_cfgp = (p_nxge_class_pt_cfg_t)&nxgep->class_config;
1441 	p_dma_cfgp = (p_nxge_dma_pt_cfg_t)&nxgep->pt_config;
1442 	p_cfgp = (p_nxge_hw_pt_cfg_t)&p_dma_cfgp->hw_config;
1443 	mac_host_info = (nxge_mv_cfg_t	*)&p_class_cfgp->mac_host_info[0];
1444 	print_len = snprintf((char *)np->b_wptr, buf_len,
1445 		"MAC ID\t RDC GRP (Actual/Port)\t"
1446 		" Prefernce\n");
1447 	((mblk_t *)np)->b_wptr += print_len;
1448 	buf_len -= print_len;
1449 	for (i = 0; i < p_cfgp->max_macs; i++) {
1450 		if (mac_host_info[i].flag) {
1451 			print_len = snprintf((char *)((mblk_t *)np)->b_wptr,
1452 				buf_len,
1453 				"   %d\t  %d/%d\t\t %d\n",
1454 				i, mac_host_info[i].rdctbl,
1455 				mac_host_info[i].rdctbl -
1456 				p_cfgp->start_rdc_grpid,
1457 				mac_host_info[i].mpr_npr);
1458 			((mblk_t *)np)->b_wptr += print_len;
1459 			buf_len -= print_len;
1460 		}
1461 	}
1462 	print_len = snprintf((char *)((mblk_t *)np)->b_wptr, buf_len,
1463 		"Done Info Dumping \n");
1464 	((mblk_t *)np)->b_wptr += print_len;
1465 	buf_len -= print_len;
1466 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "<== nxge_param_get_macrdcgrp"));
1467 	return (0);
1468 }
1469 
1470 /* ARGSUSED */
1471 static int
1472 nxge_param_tcam_enable(p_nxge_t nxgep, queue_t *q,
1473 	mblk_t *mp, char *value, caddr_t cp)
1474 {
1475 	uint32_t	status = 0, cfg_value;
1476 	p_nxge_param_t	pa = (p_nxge_param_t)cp;
1477 	uint32_t	cfg_it = B_FALSE;
1478 	char		*end;
1479 
1480 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "==> nxge_param_tcam_enable"));
1481 
1482 	cfg_value = (uint32_t)mi_strtol(value, &end, BASE_BINARY);
1483 	if (pa->value != cfg_value) {
1484 		pa->old_value = pa->value;
1485 		pa->value = cfg_value;
1486 		cfg_it = B_TRUE;
1487 	}
1488 
1489 	if (cfg_it == B_TRUE) {
1490 		if (pa->value)
1491 			status = nxge_fflp_config_tcam_enable(nxgep);
1492 		else
1493 			status = nxge_fflp_config_tcam_disable(nxgep);
1494 		if (status != NXGE_OK)
1495 			return (EINVAL);
1496 	}
1497 
1498 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, " <== nxge_param_tcam_enable"));
1499 	return (0);
1500 }
1501 
1502 /* ARGSUSED */
1503 static int
1504 nxge_param_hash_lookup_enable(p_nxge_t nxgep, queue_t *q,
1505 	mblk_t *mp, char *value, caddr_t cp)
1506 {
1507 	uint32_t	status = 0, cfg_value;
1508 	p_nxge_param_t	pa = (p_nxge_param_t)cp;
1509 	uint32_t	cfg_it = B_FALSE;
1510 	char		*end;
1511 
1512 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "==> nxge_param_hash_lookup_enable"));
1513 
1514 	cfg_value = (uint32_t)mi_strtol(value, &end, BASE_BINARY);
1515 	if (pa->value != cfg_value) {
1516 		pa->old_value = pa->value;
1517 		pa->value = cfg_value;
1518 		cfg_it = B_TRUE;
1519 	}
1520 
1521 	if (cfg_it == B_TRUE) {
1522 		if (pa->value)
1523 			status = nxge_fflp_config_hash_lookup_enable(nxgep);
1524 		else
1525 			status = nxge_fflp_config_hash_lookup_disable(nxgep);
1526 		if (status != NXGE_OK)
1527 			return (EINVAL);
1528 	}
1529 
1530 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, " <== nxge_param_hash_lookup_enable"));
1531 	return (0);
1532 }
1533 
1534 /* ARGSUSED */
1535 static int
1536 nxge_param_llc_snap_enable(p_nxge_t nxgep, queue_t *q,
1537 	mblk_t *mp, char *value, caddr_t cp)
1538 {
1539 	char		*end;
1540 	uint32_t	status = 0, cfg_value;
1541 	p_nxge_param_t	pa = (p_nxge_param_t)cp;
1542 	uint32_t	cfg_it = B_FALSE;
1543 
1544 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "==> nxge_param_llc_snap_enable"));
1545 
1546 	cfg_value = (uint32_t)mi_strtol(value, &end, BASE_BINARY);
1547 	if (pa->value != cfg_value) {
1548 		pa->old_value = pa->value;
1549 		pa->value = cfg_value;
1550 		cfg_it = B_TRUE;
1551 	}
1552 
1553 	if (cfg_it == B_TRUE) {
1554 		if (pa->value)
1555 			status = nxge_fflp_config_tcam_enable(nxgep);
1556 		else
1557 			status = nxge_fflp_config_tcam_disable(nxgep);
1558 		if (status != NXGE_OK)
1559 			return (EINVAL);
1560 	}
1561 
1562 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, " <== nxge_param_llc_snap_enable"));
1563 	return (0);
1564 }
1565 
1566 /* ARGSUSED */
1567 static int
1568 nxge_param_set_ether_usr(p_nxge_t nxgep, queue_t *q,
1569 	mblk_t	*mp, char *value, caddr_t cp)
1570 {
1571 	char		*end;
1572 	uint8_t		ether_class;
1573 	uint32_t	status = 0, cfg_value;
1574 	p_nxge_param_t	pa = (p_nxge_param_t)cp;
1575 	uint8_t		cfg_it = B_FALSE;
1576 
1577 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "==> nxge_param_set_ether_usr"));
1578 
1579 	cfg_value = (uint32_t)mi_strtol(value, &end, BASE_HEX);
1580 	if (PARAM_OUTOF_RANGE(value, end, cfg_value, pa)) {
1581 		return (EINVAL);
1582 	}
1583 
1584 	if (pa->value != cfg_value) {
1585 		pa->old_value = pa->value;
1586 		pa->value = cfg_value;
1587 		cfg_it = B_TRUE;
1588 	}
1589 
1590 	/* do the actual hw setup  */
1591 	if (cfg_it == B_TRUE) {
1592 		ether_class = mi_strtol(pa->name, &end, 10);
1593 #ifdef lint
1594 		ether_class = ether_class;
1595 #endif
1596 		NXGE_DEBUG_MSG((nxgep, NDD_CTL, " nxge_param_set_ether_usr"));
1597 	}
1598 
1599 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "<== nxge_param_set_ether_usr"));
1600 	return (status);
1601 }
1602 
1603 /* ARGSUSED */
1604 static int
1605 nxge_param_set_ip_usr(p_nxge_t nxgep, queue_t *q,
1606 	mblk_t *mp, char *value, caddr_t cp)
1607 {
1608 	char		*end;
1609 	tcam_class_t	class;
1610 	uint32_t	status, cfg_value;
1611 	p_nxge_param_t	pa = (p_nxge_param_t)cp;
1612 	uint32_t	cfg_it = B_FALSE;
1613 
1614 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "==> nxge_param_set_ip_usr"));
1615 
1616 	cfg_value = (uint32_t)mi_strtol(value, &end, BASE_HEX);
1617 	if (PARAM_OUTOF_RANGE(value, end, cfg_value, pa)) {
1618 		return (EINVAL);
1619 	}
1620 
1621 	if (pa->value != cfg_value) {
1622 		pa->old_value = pa->value;
1623 		pa->value = cfg_value;
1624 		cfg_it = B_TRUE;
1625 	}
1626 
1627 	/* do the actual hw setup with cfg_value. */
1628 	if (cfg_it == B_TRUE) {
1629 		class = mi_strtol(pa->name, &end, 10);
1630 		status = nxge_fflp_ip_usr_class_config(nxgep, class, pa->value);
1631 	}
1632 
1633 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "<== nxge_param_set_ip_usr"));
1634 	return (status);
1635 }
1636 
1637 /* ARGSUSED */
1638 static int
1639 nxge_class_name_2value(p_nxge_t nxgep, char *name)
1640 {
1641 	int		i;
1642 	int		class_instance = param_class_opt_ip_usr4;
1643 	p_nxge_param_t	param_arr;
1644 
1645 	param_arr = nxgep->param_arr;
1646 	for (i = TCAM_CLASS_IP_USER_4; i <= TCAM_CLASS_SCTP_IPV6; i++) {
1647 		if (strcmp(param_arr[class_instance].name, name) == 0)
1648 			return (i);
1649 		class_instance++;
1650 	}
1651 	return (-1);
1652 }
1653 
1654 /* ARGSUSED */
1655 static int
1656 nxge_param_set_ip_opt(p_nxge_t nxgep, queue_t *q,
1657 	mblk_t *mp, char *value, caddr_t cp)
1658 {
1659 	char		*end;
1660 	uint32_t	status, cfg_value;
1661 	p_nxge_param_t	pa = (p_nxge_param_t)cp;
1662 	tcam_class_t	class;
1663 	uint32_t	cfg_it = B_FALSE;
1664 
1665 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "==> nxge_param_set_ip_opt"));
1666 
1667 	cfg_value = (uint32_t)mi_strtol(value, &end, BASE_HEX);
1668 	if (PARAM_OUTOF_RANGE(value, end, cfg_value, pa)) {
1669 		return (EINVAL);
1670 	}
1671 
1672 	if (pa->value != cfg_value) {
1673 		pa->old_value = pa->value;
1674 		pa->value = cfg_value;
1675 		cfg_it = B_TRUE;
1676 	}
1677 
1678 	if (cfg_it == B_TRUE) {
1679 		/* do the actual hw setup  */
1680 		class = nxge_class_name_2value(nxgep, pa->name);
1681 		if (class == -1)
1682 			return (EINVAL);
1683 
1684 		status = nxge_fflp_ip_class_config(nxgep, class, pa->value);
1685 		if (status != NXGE_OK)
1686 			return (EINVAL);
1687 	}
1688 
1689 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "<== nxge_param_set_ip_opt"));
1690 	return (0);
1691 }
1692 
1693 /* ARGSUSED */
1694 static int
1695 nxge_param_get_ip_opt(p_nxge_t nxgep, queue_t *q,
1696 	mblk_t *mp, caddr_t cp)
1697 {
1698 	uint32_t status, cfg_value;
1699 	p_nxge_param_t pa = (p_nxge_param_t)cp;
1700 	tcam_class_t class;
1701 
1702 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "==> nxge_param_get_ip_opt"));
1703 
1704 	/* do the actual hw setup  */
1705 	class = nxge_class_name_2value(nxgep, pa->name);
1706 	if (class == -1)
1707 		return (EINVAL);
1708 
1709 	cfg_value = 0;
1710 	status = nxge_fflp_ip_class_config_get(nxgep, class, &cfg_value);
1711 	if (status != NXGE_OK)
1712 		return (EINVAL);
1713 
1714 	NXGE_DEBUG_MSG((nxgep, NDD_CTL,
1715 		"nxge_param_get_ip_opt_get %x ", cfg_value));
1716 
1717 	pa->value = cfg_value;
1718 	(void) mi_mpprintf(mp, "%x", cfg_value);
1719 
1720 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "<== nxge_param_get_ip_opt status "));
1721 	return (0);
1722 }
1723 
1724 /* ARGSUSED */
1725 static int
1726 nxge_param_fflp_hash_init(p_nxge_t nxgep, queue_t *q,
1727 	mblk_t *mp, char *value, caddr_t cp)
1728 {
1729 	char		*end;
1730 	uint32_t	status, cfg_value;
1731 	p_nxge_param_t	pa = (p_nxge_param_t)cp;
1732 	tcam_class_t	class;
1733 	uint32_t	cfg_it = B_FALSE;
1734 
1735 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "==> nxge_param_fflp_hash_init"));
1736 
1737 	cfg_value = (uint32_t)mi_strtol(value, &end, BASE_HEX);
1738 	if (PARAM_OUTOF_RANGE(value, end, cfg_value, pa)) {
1739 		return (EINVAL);
1740 	}
1741 
1742 	NXGE_DEBUG_MSG((nxgep, NDD_CTL,
1743 		"nxge_param_fflp_hash_init value %x", cfg_value));
1744 
1745 	if (pa->value != cfg_value) {
1746 		pa->old_value = pa->value;
1747 		pa->value = cfg_value;
1748 		cfg_it = B_TRUE;
1749 	}
1750 
1751 	if (cfg_it == B_TRUE) {
1752 		char *h_name;
1753 
1754 		/* do the actual hw setup */
1755 		h_name = pa->name;
1756 		h_name++;
1757 		class = mi_strtol(h_name, &end, 10);
1758 		switch (class) {
1759 			case 1:
1760 				status = nxge_fflp_set_hash1(nxgep,
1761 					(uint32_t)pa->value);
1762 				break;
1763 			case 2:
1764 				status = nxge_fflp_set_hash2(nxgep,
1765 					(uint16_t)pa->value);
1766 				break;
1767 
1768 			default:
1769 			NXGE_DEBUG_MSG((nxgep, NDD_CTL,
1770 				" nxge_param_fflp_hash_init"
1771 				" %s Wrong hash var %d",
1772 				pa->name, class));
1773 			return (EINVAL);
1774 		}
1775 		if (status != NXGE_OK)
1776 			return (EINVAL);
1777 	}
1778 
1779 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, " <== nxge_param_fflp_hash_init"));
1780 	return (0);
1781 }
1782 
1783 /* ARGSUSED */
1784 static int
1785 nxge_param_set_grp_rdc(p_nxge_t nxgep, queue_t *q,
1786 	mblk_t *mp, char *value, caddr_t cp)
1787 {
1788 	char			*end;
1789 	uint32_t		status = 0, cfg_value;
1790 	p_nxge_param_t		pa = (p_nxge_param_t)cp;
1791 	uint32_t		cfg_it = B_FALSE;
1792 	int			rdc_grp;
1793 	uint8_t			real_rdc;
1794 	p_nxge_dma_pt_cfg_t	p_dma_cfgp;
1795 	p_nxge_hw_pt_cfg_t	p_cfgp;
1796 	p_nxge_rdc_grp_t	rdc_grp_p;
1797 
1798 	p_dma_cfgp = (p_nxge_dma_pt_cfg_t)&nxgep->pt_config;
1799 	p_cfgp = (p_nxge_hw_pt_cfg_t)&p_dma_cfgp->hw_config;
1800 
1801 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "==> nxge_param_set_grp_rdc"));
1802 
1803 	cfg_value = (uint32_t)mi_strtol(value, &end, BASE_ANY);
1804 	if (PARAM_OUTOF_RANGE(value, end, cfg_value, pa)) {
1805 		return (EINVAL);
1806 	}
1807 
1808 	if (cfg_value >= p_cfgp->max_rdcs) {
1809 		return (EINVAL);
1810 	}
1811 
1812 	if (pa->value != cfg_value) {
1813 		pa->old_value = pa->value;
1814 		pa->value = cfg_value;
1815 		cfg_it = B_TRUE;
1816 	}
1817 
1818 	if (cfg_it == B_TRUE) {
1819 		char *grp_name;
1820 		grp_name = pa->name;
1821 		grp_name += strlen("default-grp");
1822 		rdc_grp = mi_strtol(grp_name, &end, 10);
1823 		rdc_grp_p = &p_dma_cfgp->rdc_grps[rdc_grp];
1824 		real_rdc = rdc_grp_p->start_rdc + cfg_value;
1825 		if (nxge_check_rxdma_rdcgrp_member(nxgep, rdc_grp,
1826 				cfg_value) == B_FALSE) {
1827 			pa->value = pa->old_value;
1828 			NXGE_DEBUG_MSG((nxgep, NDD_CTL,
1829 				" nxge_param_set_grp_rdc"
1830 				" %d read %d actual %d outof range",
1831 				rdc_grp, cfg_value, real_rdc));
1832 			return (EINVAL);
1833 		}
1834 		status = nxge_rxdma_cfg_rdcgrp_default_rdc(nxgep, rdc_grp,
1835 							    real_rdc);
1836 		if (status != NXGE_OK)
1837 			return (EINVAL);
1838 	}
1839 
1840 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "<== nxge_param_set_grp_rdc"));
1841 	return (0);
1842 }
1843 
1844 /* ARGSUSED */
1845 static int
1846 nxge_param_set_port_rdc(p_nxge_t nxgep, queue_t *q,
1847 	mblk_t *mp, char *value, caddr_t cp)
1848 {
1849 	char		*end;
1850 	uint32_t	status = B_TRUE, cfg_value;
1851 	p_nxge_param_t	pa = (p_nxge_param_t)cp;
1852 	uint32_t	cfg_it = B_FALSE;
1853 
1854 	p_nxge_dma_pt_cfg_t	p_dma_cfgp;
1855 	p_nxge_hw_pt_cfg_t	p_cfgp;
1856 
1857 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "==> nxge_param_set_port_rdc"));
1858 	p_dma_cfgp = (p_nxge_dma_pt_cfg_t)&nxgep->pt_config;
1859 	p_cfgp = (p_nxge_hw_pt_cfg_t)&p_dma_cfgp->hw_config;
1860 
1861 	cfg_value = (uint32_t)mi_strtol(value, &end, BASE_ANY);
1862 	if (PARAM_OUTOF_RANGE(value, end, cfg_value, pa)) {
1863 		return (EINVAL);
1864 	}
1865 
1866 	if (pa->value != cfg_value) {
1867 		if (cfg_value >= p_cfgp->max_rdcs)
1868 			return (EINVAL);
1869 		pa->old_value = pa->value;
1870 		pa->value = cfg_value;
1871 		cfg_it = B_TRUE;
1872 	}
1873 
1874 	if (cfg_it == B_TRUE) {
1875 		status = nxge_rxdma_cfg_port_default_rdc(nxgep,
1876 			nxgep->function_num,
1877 			nxgep->rdc[cfg_value]);
1878 		if (status != NXGE_OK)
1879 			return (EINVAL);
1880 	}
1881 
1882 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "<== nxge_param_set_port_rdc"));
1883 	return (0);
1884 }
1885 
1886 /* ARGSUSED */
1887 static int
1888 nxge_param_set_nxge_debug_flag(p_nxge_t nxgep, queue_t *q,
1889 	mblk_t *mp, char *value, caddr_t cp)
1890 {
1891 	char *end;
1892 	uint32_t status = 0;
1893 	uint64_t cfg_value = 0;
1894 	p_nxge_param_t pa = (p_nxge_param_t)cp;
1895 	uint32_t cfg_it = B_FALSE;
1896 
1897 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "==> nxge_param_set_nxge_debug_flag"));
1898 	cfg_value = mi_strtol(value, &end, BASE_HEX);
1899 
1900 	if (PARAM_OUTOF_RANGE(value, end, cfg_value, pa)) {
1901 		NXGE_DEBUG_MSG((nxgep, NDD_CTL,
1902 			" nxge_param_set_nxge_debug_flag"
1903 			" outof range %llx", cfg_value));
1904 		return (EINVAL);
1905 	}
1906 	if (pa->value != cfg_value) {
1907 		pa->old_value = pa->value;
1908 		pa->value = cfg_value;
1909 		cfg_it = B_TRUE;
1910 	}
1911 
1912 	if (cfg_it == B_TRUE) {
1913 		nxgep->nxge_debug_level = pa->value;
1914 	}
1915 
1916 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "<== nxge_param_set_nxge_debug_flag"));
1917 	return (status);
1918 }
1919 
1920 /* ARGSUSED */
1921 static int
1922 nxge_param_get_debug_flag(p_nxge_t nxgep, queue_t *q, p_mblk_t mp, caddr_t cp)
1923 {
1924 	int		status = 0;
1925 	p_nxge_param_t	pa = (p_nxge_param_t)cp;
1926 
1927 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "==> nxge_param_get_debug_flag"));
1928 
1929 	if (pa->value > 0xffffffff)
1930 		(void) mi_mpprintf(mp, "%x%x",  (int)(pa->value >> 32),
1931 			(int)(pa->value & 0xffffffff));
1932 	else
1933 		(void) mi_mpprintf(mp, "%x", (int)pa->value);
1934 
1935 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "<== nxge_param_get_debug_flag"));
1936 	return (status);
1937 }
1938 
1939 /* ARGSUSED */
1940 static int
1941 nxge_param_set_npi_debug_flag(p_nxge_t nxgep, queue_t *q,
1942 	mblk_t *mp, char *value, caddr_t cp)
1943 {
1944 	char		*end;
1945 	uint32_t	status = 0;
1946 	uint64_t	 cfg_value = 0;
1947 	p_nxge_param_t	pa;
1948 	uint32_t	cfg_it = B_FALSE;
1949 
1950 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "==> nxge_param_set_npi_debug_flag"));
1951 	cfg_value = mi_strtol(value, &end, BASE_HEX);
1952 	pa = (p_nxge_param_t)cp;
1953 	if (PARAM_OUTOF_RANGE(value, end, cfg_value, pa)) {
1954 		NXGE_DEBUG_MSG((nxgep, NDD_CTL, " nxge_param_set_npi_debug_flag"
1955 				    " outof range %llx", cfg_value));
1956 		return (EINVAL);
1957 	}
1958 	if (pa->value != cfg_value) {
1959 		pa->old_value = pa->value;
1960 		pa->value = cfg_value;
1961 		cfg_it = B_TRUE;
1962 	}
1963 
1964 	if (cfg_it == B_TRUE) {
1965 		npi_debug_level = pa->value;
1966 	}
1967 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "<== nxge_param_set_debug_flag"));
1968 	return (status);
1969 }
1970 
1971 /* ARGSUSED */
1972 static int
1973 nxge_param_dump_rdc(p_nxge_t nxgep, queue_t *q, p_mblk_t mp, caddr_t cp)
1974 {
1975 	uint_t rdc;
1976 
1977 	NXGE_DEBUG_MSG((nxgep, IOC_CTL, "==> nxge_param_dump_rdc"));
1978 
1979 	(void) npi_rxdma_dump_fzc_regs(NXGE_DEV_NPI_HANDLE(nxgep));
1980 	for (rdc = 0; rdc < nxgep->nrdc; rdc++)
1981 		(void) nxge_dump_rxdma_channel(nxgep, nxgep->rdc[rdc]);
1982 
1983 	NXGE_DEBUG_MSG((nxgep, IOC_CTL, "<== nxge_param_dump_rdc"));
1984 	return (0);
1985 }
1986 
1987 /* ARGSUSED */
1988 static int
1989 nxge_param_dump_tdc(p_nxge_t nxgep, queue_t *q, p_mblk_t mp, caddr_t cp)
1990 {
1991 	uint_t	tdc;
1992 
1993 	NXGE_DEBUG_MSG((nxgep, IOC_CTL, "==> nxge_param_dump_tdc"));
1994 
1995 	for (tdc = 0; tdc < nxgep->ntdc; tdc++)
1996 		(void) nxge_txdma_regs_dump(nxgep, nxgep->tdc[tdc]);
1997 
1998 	NXGE_DEBUG_MSG((nxgep, IOC_CTL, "<== nxge_param_dump_tdc"));
1999 	return (0);
2000 }
2001 
2002 /* ARGSUSED */
2003 static int
2004 nxge_param_dump_fflp_regs(p_nxge_t nxgep, queue_t *q, p_mblk_t mp, caddr_t cp)
2005 {
2006 	NXGE_DEBUG_MSG((nxgep, IOC_CTL, "==> nxge_param_dump_fflp_regs"));
2007 
2008 	(void) npi_fflp_dump_regs(NXGE_DEV_NPI_HANDLE(nxgep));
2009 
2010 	NXGE_DEBUG_MSG((nxgep, IOC_CTL, "<== nxge_param_dump_fflp_regs"));
2011 	return (0);
2012 }
2013 
2014 /* ARGSUSED */
2015 static int
2016 nxge_param_dump_mac_regs(p_nxge_t nxgep, queue_t *q, p_mblk_t mp, caddr_t cp)
2017 {
2018 	NXGE_DEBUG_MSG((nxgep, IOC_CTL, "==> nxge_param_dump_mac_regs"));
2019 
2020 	(void) npi_mac_dump_regs(NXGE_DEV_NPI_HANDLE(nxgep),
2021 		nxgep->function_num);
2022 
2023 	NXGE_DEBUG_MSG((nxgep, IOC_CTL, "<== nxge_param_dump_mac_regs"));
2024 	return (0);
2025 }
2026 
2027 /* ARGSUSED */
2028 static int
2029 nxge_param_dump_ipp_regs(p_nxge_t nxgep, queue_t *q, p_mblk_t mp, caddr_t cp)
2030 {
2031 	NXGE_DEBUG_MSG((nxgep, IOC_CTL, "==> nxge_param_dump_ipp_regs"));
2032 
2033 	(void) npi_ipp_dump_regs(NXGE_DEV_NPI_HANDLE(nxgep),
2034 		nxgep->function_num);
2035 	NXGE_DEBUG_MSG((nxgep, IOC_CTL, "<== nxge_param_dump_ipp_regs"));
2036 	return (0);
2037 }
2038 
2039 /* ARGSUSED */
2040 static int
2041 nxge_param_dump_vlan_table(p_nxge_t nxgep, queue_t *q, p_mblk_t mp, caddr_t cp)
2042 {
2043 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "==> nxge_param_dump_vlan_table"));
2044 
2045 	(void) npi_fflp_vlan_tbl_dump(NXGE_DEV_NPI_HANDLE(nxgep));
2046 
2047 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "<== nxge_param_dump_vlan_table"));
2048 	return (0);
2049 }
2050 
2051 /* ARGSUSED */
2052 static int
2053 nxge_param_dump_rdc_table(p_nxge_t nxgep, queue_t *q, p_mblk_t mp, caddr_t cp)
2054 {
2055 	uint8_t	table;
2056 
2057 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "==> nxge_param_dump_rdc_table"));
2058 	for (table = 0; table < NXGE_MAX_RDC_GROUPS; table++) {
2059 		(void) npi_rxdma_dump_rdc_table(NXGE_DEV_NPI_HANDLE(nxgep),
2060 					    table);
2061 	}
2062 
2063 	NXGE_DEBUG_MSG((nxgep, NDD_CTL, "<== nxge_param_dump_rdc_table"));
2064 	return (0);
2065 }
2066 
2067 typedef struct block_info {
2068 	char		*name;
2069 	uint32_t	offset;
2070 } block_info_t;
2071 
2072 block_info_t reg_block[] = {
2073 	{"PIO",		PIO},
2074 	{"FZC_PIO",	FZC_PIO},
2075 	{"FZC_XMAC",	FZC_MAC},
2076 	{"FZC_IPP",	FZC_IPP},
2077 	{"FFLP",	FFLP},
2078 	{"FZC_FFLP",	FZC_FFLP},
2079 	{"PIO_VADDR",	PIO_VADDR},
2080 	{"ZCP",	ZCP},
2081 	{"FZC_ZCP",	FZC_ZCP},
2082 	{"DMC",	DMC},
2083 	{"FZC_DMC",	FZC_DMC},
2084 	{"TXC",	TXC},
2085 	{"FZC_TXC",	FZC_TXC},
2086 	{"PIO_LDSV",	PIO_LDSV},
2087 	{"PIO_LDGIM",	PIO_LDGIM},
2088 	{"PIO_IMASK0",	PIO_IMASK0},
2089 	{"PIO_IMASK1",	PIO_IMASK1},
2090 	{"FZC_PROM",	FZC_PROM},
2091 	{"END",	ALL_FF_32},
2092 };
2093 
2094 /* ARGSUSED */
2095 static int
2096 nxge_param_dump_ptrs(p_nxge_t nxgep, queue_t *q, p_mblk_t mp, caddr_t cp)
2097 {
2098 	uint_t			print_len, buf_len;
2099 	p_mblk_t		np;
2100 	int			rdc, tdc, block;
2101 	uint64_t		base;
2102 	p_nxge_dma_pt_cfg_t	p_dma_cfgp;
2103 	p_nxge_hw_pt_cfg_t	p_cfgp;
2104 	int			buff_alloc_size = NXGE_NDD_INFODUMP_BUFF_8K;
2105 	p_tx_ring_t 		*tx_rings;
2106 	p_rx_rcr_rings_t 	rx_rcr_rings;
2107 	p_rx_rcr_ring_t		*rcr_rings;
2108 	p_rx_rbr_rings_t 	rx_rbr_rings;
2109 	p_rx_rbr_ring_t		*rbr_rings;
2110 
2111 	NXGE_DEBUG_MSG((nxgep, IOC_CTL,
2112 		"==> nxge_param_dump_ptrs"));
2113 
2114 	(void) mi_mpprintf(mp, "ptr information for Port\t %d \n",
2115 		nxgep->function_num);
2116 
2117 	if ((np = allocb(buff_alloc_size, BPRI_HI)) == NULL) {
2118 		/* The following may work even if we cannot get a large buf. */
2119 		(void) mi_mpprintf(mp, "%s\n", "out of buffer");
2120 		return (0);
2121 	}
2122 
2123 	buf_len = buff_alloc_size;
2124 	mp->b_cont = np;
2125 	p_dma_cfgp = (p_nxge_dma_pt_cfg_t)&nxgep->pt_config;
2126 	p_cfgp = (p_nxge_hw_pt_cfg_t)&p_dma_cfgp->hw_config;
2127 
2128 	rx_rcr_rings = nxgep->rx_rcr_rings;
2129 	rcr_rings = rx_rcr_rings->rcr_rings;
2130 	rx_rbr_rings = nxgep->rx_rbr_rings;
2131 	rbr_rings = rx_rbr_rings->rbr_rings;
2132 	print_len = snprintf((char *)((mblk_t *)np)->b_wptr, buf_len,
2133 		"nxgep (nxge_t) $%p\n"
2134 		"dev_regs (dev_regs_t) $%p\n",
2135 		nxgep, nxgep->dev_regs);
2136 
2137 	ADVANCE_PRINT_BUFFER(np, print_len, buf_len);
2138 
2139 	/* do register pointers */
2140 	print_len = snprintf((char *)((mblk_t *)np)->b_wptr, buf_len,
2141 		"reg base (npi_reg_ptr_t) $%p\t "
2142 		"pci reg (npi_reg_ptr_t) $%p\n",
2143 		nxgep->dev_regs->nxge_regp,
2144 		nxgep->dev_regs->nxge_pciregp);
2145 
2146 	ADVANCE_PRINT_BUFFER(np, print_len, buf_len);
2147 
2148 	print_len = snprintf((char *)((mblk_t *)np)->b_wptr, buf_len,
2149 		"\nBlock \t Offset \n");
2150 
2151 	ADVANCE_PRINT_BUFFER(np, print_len, buf_len);
2152 	block = 0;
2153 	base = (uint64_t)nxgep->dev_regs->nxge_regp;
2154 	while (reg_block[block].offset != ALL_FF_32) {
2155 		print_len = snprintf((char *)((mblk_t *)np)->b_wptr, buf_len,
2156 			"%9s\t 0x%llx\n",
2157 			reg_block[block].name,
2158 			(unsigned long long)(reg_block[block].offset + base));
2159 		ADVANCE_PRINT_BUFFER(np, print_len, buf_len);
2160 		block++;
2161 	}
2162 
2163 	print_len = snprintf((char *)((mblk_t *)np)->b_wptr, buf_len,
2164 		"\nRDC\t rcrp (rx_rcr_ring_t)\t "
2165 		"rbrp (rx_rbr_ring_t)\n");
2166 
2167 	ADVANCE_PRINT_BUFFER(np, print_len, buf_len);
2168 
2169 	for (rdc = 0; rdc < p_cfgp->max_rdcs; rdc++) {
2170 		print_len = snprintf((char *)((mblk_t *)np)->b_wptr, buf_len,
2171 			" %d\t  $%p\t\t   $%p\n",
2172 			rdc, rcr_rings[rdc],
2173 			rbr_rings[rdc]);
2174 		ADVANCE_PRINT_BUFFER(np, print_len, buf_len);
2175 	}
2176 
2177 	print_len = snprintf((char *)((mblk_t *)np)->b_wptr, buf_len,
2178 			    "\nTDC\t tdcp (tx_ring_t)\n");
2179 
2180 	ADVANCE_PRINT_BUFFER(np, print_len, buf_len);
2181 	tx_rings = nxgep->tx_rings->rings;
2182 	for (tdc = 0; tdc < p_cfgp->max_tdcs; tdc++) {
2183 		print_len = snprintf((char *)((mblk_t *)np)->b_wptr, buf_len,
2184 			" %d\t  $%p\n", tdc, tx_rings[tdc]);
2185 		ADVANCE_PRINT_BUFFER(np, print_len, buf_len);
2186 	}
2187 
2188 	print_len = snprintf((char *)((mblk_t *)np)->b_wptr, buf_len, "\n\n");
2189 
2190 	ADVANCE_PRINT_BUFFER(np, print_len, buf_len);
2191 	NXGE_DEBUG_MSG((nxgep, IOC_CTL, "<== nxge_param_dump_ptrs"));
2192 	return (0);
2193 }
2194 
2195 /*
2196  * Load 'name' into the named dispatch table pointed to by 'ndp'.
2197  * 'ndp' should be the address of a char pointer cell.  If the table
2198  * does not exist (*ndp == 0), a new table is allocated and 'ndp'
2199  * is stuffed.  If there is not enough space in the table for a new
2200  * entry, more space is allocated.
2201  */
2202 /* ARGSUSED */
2203 boolean_t
2204 nxge_nd_load(caddr_t *pparam, char *name,
2205 	pfi_t get_pfi, pfi_t set_pfi, caddr_t data)
2206 {
2207 	ND	*nd;
2208 	NDE	*nde;
2209 
2210 	NXGE_DEBUG_MSG((NULL, NDD2_CTL, " ==> nxge_nd_load"));
2211 	if (!pparam)
2212 		return (B_FALSE);
2213 
2214 	if ((nd = (ND *)*pparam) == NULL) {
2215 		if ((nd = (ND *)KMEM_ZALLOC(sizeof (ND), KM_NOSLEEP)) == NULL)
2216 			return (B_FALSE);
2217 		*pparam = (caddr_t)nd;
2218 	}
2219 
2220 	if (nd->nd_tbl) {
2221 		for (nde = nd->nd_tbl; nde->nde_name; nde++) {
2222 			if (strcmp(name, nde->nde_name) == 0)
2223 				goto fill_it;
2224 		}
2225 	}
2226 
2227 	if (nd->nd_free_count <= 1) {
2228 		if ((nde = (NDE *)KMEM_ZALLOC(nd->nd_size +
2229 					NDE_ALLOC_SIZE, KM_NOSLEEP)) == NULL)
2230 			return (B_FALSE);
2231 		nd->nd_free_count += NDE_ALLOC_COUNT;
2232 		if (nd->nd_tbl) {
2233 			bcopy((char *)nd->nd_tbl, (char *)nde, nd->nd_size);
2234 			KMEM_FREE((char *)nd->nd_tbl, nd->nd_size);
2235 		} else {
2236 			nd->nd_free_count--;
2237 			nde->nde_name = "?";
2238 			nde->nde_get_pfi = nxge_nd_get_names;
2239 			nde->nde_set_pfi = nxge_set_default;
2240 		}
2241 		nde->nde_data = (caddr_t)nd;
2242 		nd->nd_tbl = nde;
2243 		nd->nd_size += NDE_ALLOC_SIZE;
2244 	}
2245 	for (nde = nd->nd_tbl; nde->nde_name; nde++)
2246 		noop;
2247 	nd->nd_free_count--;
2248 fill_it:
2249 	nde->nde_name = name;
2250 	nde->nde_get_pfi = get_pfi;
2251 	nde->nde_set_pfi = set_pfi;
2252 	nde->nde_data = data;
2253 	NXGE_DEBUG_MSG((NULL, NDD2_CTL, " <== nxge_nd_load"));
2254 
2255 	return (B_TRUE);
2256 }
2257 
2258 /*
2259  * Free the table pointed to by 'pparam'
2260  */
2261 void
2262 nxge_nd_free(caddr_t *pparam)
2263 {
2264 	ND *nd;
2265 
2266 	if ((nd = (ND *)*pparam) != NULL) {
2267 		if (nd->nd_tbl)
2268 			KMEM_FREE((char *)nd->nd_tbl, nd->nd_size);
2269 		KMEM_FREE((char *)nd, sizeof (ND));
2270 		*pparam = nil(caddr_t);
2271 	}
2272 }
2273 
2274 int
2275 nxge_nd_getset(p_nxge_t nxgep, queue_t *q, caddr_t param, p_mblk_t mp)
2276 {
2277 	int		err;
2278 	IOCP		iocp;
2279 	p_mblk_t	mp1, mp2;
2280 	ND		*nd;
2281 	NDE		*nde;
2282 	char		*valp;
2283 	size_t		avail;
2284 
2285 	if (!param) {
2286 		return (B_FALSE);
2287 	}
2288 
2289 	nd = (ND *)param;
2290 	iocp = (IOCP)mp->b_rptr;
2291 	if ((iocp->ioc_count == 0) || !(mp1 = mp->b_cont)) {
2292 		mp->b_datap->db_type = M_IOCACK;
2293 		iocp->ioc_count = 0;
2294 		iocp->ioc_error = EINVAL;
2295 		return (B_FALSE);
2296 	}
2297 
2298 	/*
2299 	 * NOTE - logic throughout nd_xxx assumes single data block for ioctl.
2300 	 *	However, existing code sends in some big buffers.
2301 	 */
2302 	avail = iocp->ioc_count;
2303 	if (mp1->b_cont) {
2304 		freemsg(mp1->b_cont);
2305 		mp1->b_cont = NULL;
2306 	}
2307 
2308 	mp1->b_datap->db_lim[-1] = '\0';	/* Force null termination */
2309 	for (valp = (char *)mp1->b_rptr; *valp != '\0'; valp++) {
2310 		if (*valp == '-')
2311 			*valp = '_';
2312 	}
2313 
2314 	valp = (char *)mp1->b_rptr;
2315 
2316 	for (nde = nd->nd_tbl; /* */; nde++) {
2317 		if (!nde->nde_name)
2318 			return (B_FALSE);
2319 		if (strcmp(nde->nde_name, valp) == 0)
2320 			break;
2321 	}
2322 	err = EINVAL;
2323 	while (*valp++)
2324 		noop;
2325 	if (!*valp || valp >= (char *)mp1->b_wptr)
2326 		valp = nilp(char);
2327 	switch (iocp->ioc_cmd) {
2328 	case ND_GET:
2329 		/*
2330 		 * (temporary) hack: "*valp" is size of user buffer for
2331 		 * copyout. If result of action routine is too big, free
2332 		 * excess and return ioc_rval as buffer size needed.
2333 		 * Return as many mblocks as will fit, free the rest.  For
2334 		 * backward compatibility, assume size of original ioctl
2335 		 * buffer if "*valp" bad or not given.
2336 		 */
2337 		if (valp)
2338 			avail = mi_strtol(valp, (char **)0, 10);
2339 		/*
2340 		 * We overwrite the name/value with the reply data
2341 		 */
2342 		mp2 = mp1;
2343 		while (mp2) {
2344 			mp2->b_wptr = mp2->b_rptr;
2345 			mp2 = mp2->b_cont;
2346 		}
2347 
2348 		err = (*nde->nde_get_pfi)(nxgep, q, mp1, nde->nde_data);
2349 
2350 		if (!err) {
2351 			size_t	size_out = 0;
2352 			size_t	excess;
2353 
2354 			iocp->ioc_rval = 0;
2355 
2356 			/* Tack on the null */
2357 			err = nxge_mk_mblk_tail_space(mp1, &mp2, 1);
2358 			if (!err) {
2359 				*mp2->b_wptr++ = '\0';
2360 				size_out = msgdsize(mp1);
2361 				excess = size_out - avail;
2362 				if (excess > 0) {
2363 					iocp->ioc_rval = (int)size_out;
2364 					size_out -= excess;
2365 					(void) adjmsg(mp1, -(excess + 1));
2366 					err = nxge_mk_mblk_tail_space(
2367 							mp1, &mp2, 1);
2368 					if (!err)
2369 						*mp2->b_wptr++ = '\0';
2370 					else
2371 						size_out = 0;
2372 				}
2373 			} else
2374 				size_out = 0;
2375 			iocp->ioc_count = size_out;
2376 		}
2377 		break;
2378 
2379 	case ND_SET:
2380 		if (valp) {
2381 			if (nde->nde_set_pfi) {
2382 				err = (*nde->nde_set_pfi)(nxgep, q, mp1, valp,
2383 							    nde->nde_data);
2384 				iocp->ioc_count = 0;
2385 				freemsg(mp1);
2386 				mp->b_cont = NULL;
2387 			}
2388 		}
2389 		break;
2390 
2391 	default:
2392 		break;
2393 	}
2394 	iocp->ioc_error = err;
2395 	mp->b_datap->db_type = M_IOCACK;
2396 	return (B_TRUE);
2397 }
2398 
2399 /* ARGSUSED */
2400 int
2401 nxge_nd_get_names(p_nxge_t nxgep, queue_t *q, p_mblk_t mp, caddr_t param)
2402 {
2403 	ND		*nd;
2404 	NDE		*nde;
2405 	char		*rwtag;
2406 	boolean_t	get_ok, set_ok;
2407 	size_t		param_len;
2408 	int		status = 0;
2409 
2410 	nd = (ND *)param;
2411 	if (!nd)
2412 		return (ENOENT);
2413 
2414 	for (nde = nd->nd_tbl; nde->nde_name; nde++) {
2415 		get_ok = (nde->nde_get_pfi != nxge_get_default) &&
2416 				(nde->nde_get_pfi != NULL);
2417 		set_ok = (nde->nde_set_pfi != nxge_set_default) &&
2418 				(nde->nde_set_pfi != NULL);
2419 		if (get_ok) {
2420 			if (set_ok)
2421 				rwtag = "read and write";
2422 			else
2423 				rwtag = "read only";
2424 		} else if (set_ok)
2425 			rwtag = "write only";
2426 		else {
2427 			continue;
2428 		}
2429 		param_len = strlen(rwtag);
2430 		param_len += strlen(nde->nde_name);
2431 		param_len += 4;
2432 
2433 		(void) mi_mpprintf(mp, "%s (%s)", nde->nde_name, rwtag);
2434 	}
2435 	return (status);
2436 }
2437 
2438 /* ARGSUSED */
2439 int
2440 nxge_get_default(p_nxge_t nxgep, queue_t *q, p_mblk_t mp, caddr_t data)
2441 {
2442 	return (EACCES);
2443 }
2444 
2445 /* ARGSUSED */
2446 int
2447 nxge_set_default(p_nxge_t nxgep, queue_t *q, p_mblk_t mp, char *value,
2448 	caddr_t data)
2449 {
2450 	return (EACCES);
2451 }
2452 
2453 void
2454 nxge_param_ioctl(p_nxge_t nxgep, queue_t *wq, mblk_t *mp, struct iocblk *iocp)
2455 {
2456 	int		cmd;
2457 	int		status = B_FALSE;
2458 
2459 	NXGE_DEBUG_MSG((nxgep, IOC_CTL, "==> nxge_param_ioctl"));
2460 	cmd = iocp->ioc_cmd;
2461 
2462 	switch (cmd) {
2463 	default:
2464 		NXGE_DEBUG_MSG((nxgep, IOC_CTL,
2465 			"nxge_param_ioctl: bad cmd 0x%0x", cmd));
2466 		break;
2467 
2468 	case ND_GET:
2469 	case ND_SET:
2470 		NXGE_DEBUG_MSG((nxgep, IOC_CTL,
2471 			"nxge_param_ioctl: cmd 0x%0x", cmd));
2472 		if (!nxge_nd_getset(nxgep, wq, nxgep->param_list, mp)) {
2473 			NXGE_DEBUG_MSG((nxgep, IOC_CTL,
2474 				"false ret from nxge_nd_getset"));
2475 			break;
2476 		}
2477 		status = B_TRUE;
2478 		break;
2479 	}
2480 
2481 	if (status) {
2482 		qreply(wq, mp);
2483 	} else {
2484 		miocnak(wq, mp, 0, EINVAL);
2485 	}
2486 	NXGE_DEBUG_MSG((nxgep, IOC_CTL, "<== nxge_param_ioctl"));
2487 }
2488 
2489 /* ARGSUSED */
2490 static boolean_t
2491 nxge_param_link_update(p_nxge_t nxgep)
2492 {
2493 	p_nxge_param_t 		param_arr;
2494 	nxge_param_index_t 	i;
2495 	boolean_t 		update_xcvr;
2496 	boolean_t 		update_dev;
2497 	int 			instance;
2498 	boolean_t 		status = B_TRUE;
2499 
2500 	NXGE_DEBUG_MSG((nxgep, IOC_CTL, "==> nxge_param_link_update"));
2501 
2502 	param_arr = nxgep->param_arr;
2503 	instance = nxgep->instance;
2504 	update_xcvr = B_FALSE;
2505 	for (i = param_anar_1000fdx; i < param_anar_asmpause; i++) {
2506 		update_xcvr |= param_arr[i].value;
2507 	}
2508 
2509 	if (update_xcvr) {
2510 		update_xcvr = B_FALSE;
2511 		for (i = param_autoneg; i < param_enable_ipg0; i++) {
2512 			update_xcvr |=
2513 				(param_arr[i].value != param_arr[i].old_value);
2514 			param_arr[i].old_value = param_arr[i].value;
2515 		}
2516 		if (update_xcvr) {
2517 			RW_ENTER_WRITER(&nxgep->filter_lock);
2518 			(void) nxge_link_monitor(nxgep, LINK_MONITOR_STOP);
2519 			(void) nxge_link_init(nxgep);
2520 			(void) nxge_mac_init(nxgep);
2521 			(void) nxge_link_monitor(nxgep, LINK_MONITOR_START);
2522 			RW_EXIT(&nxgep->filter_lock);
2523 		}
2524 	} else {
2525 		cmn_err(CE_WARN, " Last setting will leave nxge%d with "
2526 				" no link capabilities.", instance);
2527 		cmn_err(CE_WARN, " Restoring previous setting.");
2528 		for (i = param_anar_1000fdx; i < param_anar_asmpause; i++)
2529 			param_arr[i].value = param_arr[i].old_value;
2530 	}
2531 
2532 	update_dev = B_FALSE;
2533 
2534 	if (update_dev) {
2535 		RW_ENTER_WRITER(&nxgep->filter_lock);
2536 		(void) nxge_rx_mac_disable(nxgep);
2537 		(void) nxge_tx_mac_disable(nxgep);
2538 		(void) nxge_tx_mac_enable(nxgep);
2539 		(void) nxge_rx_mac_enable(nxgep);
2540 		RW_EXIT(&nxgep->filter_lock);
2541 	}
2542 
2543 nxge_param_hw_update_exit:
2544 	NXGE_DEBUG_MSG((nxgep, DDI_CTL,
2545 			"<== nxge_param_link_update status = 0x%08x", status));
2546 	return (status);
2547 }
2548