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 2009 Sun Microsystems, Inc.  All rights reserved.
23 * Use is subject to license terms.
24 */
25
26#include "dmfe_impl.h"
27
28/*
29 *	========== Message printing & debug routines ==========
30 */
31
32static struct {
33	kmutex_t mutex[1];
34	const char *ifname;
35	const char *fmt;
36	int level;
37} prtdata;
38
39void
40dmfe_log_init()
41{
42	mutex_init(prtdata.mutex, NULL, MUTEX_DRIVER, NULL);
43}
44
45void
46dmfe_log_fini()
47{
48	mutex_destroy(prtdata.mutex);
49}
50
51/*
52 * Backend print routine for all the routines below
53 */
54static void
55dmfe_vprt(const char *fmt, va_list args)
56{
57	char buf[128];
58
59	ASSERT(mutex_owned(prtdata.mutex));
60
61	(void) vsnprintf(buf, sizeof (buf), fmt, args);
62	cmn_err(prtdata.level, prtdata.fmt, prtdata.ifname, buf);
63}
64
65/*
66 * Report a run-time error (CE_WARN, to console & log)
67 * Also logs all the chip's operating registers
68 */
69void
70dmfe_warning(dmfe_t *dmfep, const char *fmt, ...)
71{
72	va_list args;
73	uint32_t reg;
74	int i;
75
76	mutex_enter(prtdata.mutex);
77	prtdata.ifname = dmfep->ifname;
78	prtdata.fmt = "%s: %s";
79	prtdata.level = CE_WARN;
80
81	va_start(args, fmt);
82	dmfe_vprt(fmt, args);
83	va_end(args);
84
85	/*
86	 * Record all the chip registers in the logfile
87	 */
88	for (i = 0; i < 16; ++i) {
89		reg = dmfe_chip_get32(dmfep, 8*i);
90		cmn_err(CE_NOTE, "!%s: CR%d\t%08x", dmfep->ifname, i, reg);
91	}
92
93	mutex_exit(prtdata.mutex);
94}
95
96/*
97 * Log a programming error (CE_WARN, log only)
98 */
99void
100dmfe_error(dmfe_t *dmfep, const char *fmt, ...)
101{
102	va_list args;
103
104	mutex_enter(prtdata.mutex);
105	prtdata.ifname = dmfep->ifname;
106	prtdata.fmt = "!%s: %s";
107	prtdata.level = CE_WARN;
108
109	va_start(args, fmt);
110	dmfe_vprt(fmt, args);
111	va_end(args);
112
113	mutex_exit(prtdata.mutex);
114}
115
116/*
117 * Report a run-time event (CE_NOTE, to console & log)
118 */
119void
120dmfe_notice(dmfe_t *dmfep, const char *fmt, ...)
121{
122	va_list args;
123
124	mutex_enter(prtdata.mutex);
125	prtdata.ifname = dmfep->ifname;
126	prtdata.fmt = "%s: %s";
127	prtdata.level = CE_NOTE;
128
129	va_start(args, fmt);
130	dmfe_vprt(fmt, args);
131	va_end(args);
132
133	mutex_exit(prtdata.mutex);
134}
135
136/*
137 * Log a run-time event (CE_NOTE, log only)
138 */
139void
140dmfe_log(dmfe_t *dmfep, const char *fmt, ...)
141{
142	va_list args;
143
144	mutex_enter(prtdata.mutex);
145	prtdata.ifname = dmfep->ifname;
146	prtdata.fmt = "!%s: %s";
147	prtdata.level = CE_NOTE;
148
149	va_start(args, fmt);
150	dmfe_vprt(fmt, args);
151	va_end(args);
152
153	mutex_exit(prtdata.mutex);
154}
155