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 /*
23 * Copyright 2007 Sun Microsystems, Inc. All rights reserved.
24 * Use is subject to license terms.
25 */
26
27 #include "nge.h"
28
29
30 /*
31 * Global variable for default debug flags
32 */
33 uint32_t nge_debug;
34
35 /*
36 * Global mutex used by logging routines below
37 */
38 kmutex_t nge_log_mutex[1];
39
40 /*
41 * Static data used by logging routines; protected by <nge_log_mutex>
42 */
43 static struct {
44 const char *who;
45 const char *fmt;
46 int level;
47 } nge_log_data;
48
49
50 /*
51 * Backend print routine for all the routines below
52 */
53 static void
nge_vprt(const char * fmt,va_list args)54 nge_vprt(const char *fmt, va_list args)
55 {
56 char buf[128];
57
58 ASSERT(mutex_owned(nge_log_mutex));
59
60 (void) vsnprintf(buf, sizeof (buf), fmt, args);
61 cmn_err(nge_log_data.level, nge_log_data.fmt, nge_log_data.who, buf);
62 }
63
64
65 /*
66 * Log a run-time event (CE_NOTE, log only)
67 */
68 void
nge_log(nge_t * ngep,const char * fmt,...)69 nge_log(nge_t *ngep, const char *fmt, ...)
70 {
71 va_list args;
72
73 mutex_enter(nge_log_mutex);
74 nge_log_data.who = ngep->ifname;
75 nge_log_data.fmt = "!%s: %s";
76 nge_log_data.level = CE_NOTE;
77
78 va_start(args, fmt);
79 nge_vprt(fmt, args);
80 va_end(args);
81
82 mutex_exit(nge_log_mutex);
83 }
84
85 /*
86 * Log a run-time problem (CE_WARN, log only)
87 */
88 void
nge_problem(nge_t * ngep,const char * fmt,...)89 nge_problem(nge_t *ngep, const char *fmt, ...)
90 {
91 va_list args;
92
93 mutex_enter(nge_log_mutex);
94 nge_log_data.who = ngep->ifname;
95 nge_log_data.fmt = "!%s: %s";
96 nge_log_data.level = CE_WARN;
97
98 va_start(args, fmt);
99 nge_vprt(fmt, args);
100 va_end(args);
101
102 mutex_exit(nge_log_mutex);
103 }
104
105 /*
106 * Log a programming error (CE_WARN, log only)
107 */
108 void
nge_error(nge_t * ngep,const char * fmt,...)109 nge_error(nge_t *ngep, const char *fmt, ...)
110 {
111 va_list args;
112
113 mutex_enter(nge_log_mutex);
114 nge_log_data.who = ngep->ifname;
115 nge_log_data.fmt = "!%s: %s";
116 nge_log_data.level = CE_WARN;
117
118 va_start(args, fmt);
119 nge_vprt(fmt, args);
120 va_end(args);
121
122 mutex_exit(nge_log_mutex);
123 }
124
125 static const char *
nge_class_string(uint8_t class_id)126 nge_class_string(uint8_t class_id)
127 {
128 const char *msg;
129 switch (class_id) {
130 default:
131 msg = "none";
132 break;
133
134 case NGE_HW_ERR:
135 msg = "Hardware fatal error. Hardware will be reset";
136 break;
137
138 case NGE_HW_LINK:
139 msg = "the link is broken, please check the connection";
140 break;
141
142 case NGE_HW_BM:
143 msg = "Reset the hardware buffer management fails,"
144 "need to power off/power on system. It is hardware bug";
145 break;
146
147 case NGE_HW_RCHAN:
148 msg = "Reset rx's channel fails. Need to power off/power"
149 "on system";
150 break;
151
152 case NGE_HW_TCHAN:
153 msg = "Reset rx's channel fails. Need to power off/power"
154 "on system";
155 break;
156
157 case NGE_HW_ROM:
158 msg = "Unlock eeprom lock fails.";
159 break;
160
161 case NGE_SW_PROBLEM_ID:
162 msg = "Refill rx's bd fails";
163 break;
164 }
165 return (msg);
166 }
167
168 void
nge_report(nge_t * ngep,uint8_t error_id)169 nge_report(nge_t *ngep, uint8_t error_id)
170 {
171 const char *err_msg;
172
173 err_msg = nge_class_string(error_id);
174 nge_error(ngep, err_msg);
175
176 }
177 static void
nge_prt(const char * fmt,...)178 nge_prt(const char *fmt, ...)
179 {
180 va_list args;
181
182 ASSERT(mutex_owned(nge_log_mutex));
183
184 va_start(args, fmt);
185 nge_vprt(fmt, args);
186 va_end(args);
187
188 mutex_exit(nge_log_mutex);
189 }
190
191 void
nge_gdb(void)192 (*nge_gdb(void))(const char *fmt, ...)
193 {
194 mutex_enter(nge_log_mutex);
195
196 nge_log_data.who = "nge";
197 nge_log_data.fmt = "?%s: %s\n";
198 nge_log_data.level = CE_CONT;
199
200 return (nge_prt);
201 }
202
203 void
nge_db(nge_t * ngep)204 (*nge_db(nge_t *ngep))(const char *fmt, ...)
205 {
206 mutex_enter(nge_log_mutex);
207
208 nge_log_data.who = ngep->ifname;
209 nge_log_data.fmt = "?%s: %s\n";
210 nge_log_data.level = CE_CONT;
211
212 return (nge_prt);
213 }
214