xref: /illumos-gate/usr/src/lib/libprtdiag/common/display_funcs.c (revision 42b53e0fbc5c05289c3d334bb864b784fafe5ce4)
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, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 #include <stdio.h>
28 #include <stdlib.h>
29 #include <ctype.h>
30 #include <string.h>
31 #include <sys/param.h>
32 #include <sys/types.h>
33 #include <sys/utsname.h>
34 #include <stdarg.h>
35 #include <syslog.h>
36 #include <sys/openpromio.h>
37 #include <libintl.h>
38 #include "pdevinfo.h"
39 #include "display.h"
40 
41 #if !defined(TEXT_DOMAIN)
42 #define	TEXT_DOMAIN	"SYS_TEST"
43 #endif
44 
45 /*
46  * external data
47  */
48 extern int	print_flag;
49 extern int	logging;
50 
51 /*
52  * The following macros for dealing with raw output from the Mostek 48T02
53  * were borrowed from the kernel. Openboot passes the raw Mostek data
54  * thru the device tree, and there are no library routines to deal with
55  * this data.
56  */
57 
58 /*
59  * Tables to convert a single byte from binary-coded decimal (BCD).
60  */
61 static uchar_t bcd_to_byte[256] = {		/* CSTYLED */
62 	 0,  1,  2,  3,  4,  5,  6,  7,  8,  9,  0,  0,  0,  0,  0,  0,
63 	10, 11, 12, 13, 14, 15, 16, 17, 18, 19,  0,  0,  0,  0,  0,  0,
64 	20, 21, 22, 23, 24, 25, 26, 27, 28, 29,  0,  0,  0,  0,  0,  0,
65 	30, 31, 32, 33, 34, 35, 36, 37, 38, 39,  0,  0,  0,  0,  0,  0,
66 	40, 41, 42, 43, 44, 45, 46, 47, 48, 49,  0,  0,  0,  0,  0,  0,
67 	50, 51, 52, 53, 54, 55, 56, 57, 58, 59,  0,  0,  0,  0,  0,  0,
68 	60, 61, 62, 63, 64, 65, 66, 67, 68, 69,  0,  0,  0,  0,  0,  0,
69 	70, 71, 72, 73, 74, 75, 76, 77, 78, 79,  0,  0,  0,  0,  0,  0,
70 	80, 81, 82, 83, 84, 85, 86, 87, 88, 89,  0,  0,  0,  0,  0,  0,
71 	90, 91, 92, 93, 94, 95, 96, 97, 98, 99,
72 };
73 
74 #define	BCD_TO_BYTE(x)	bcd_to_byte[(x) & 0xff]
75 #define	YRBASE	68
76 
77 static int days_thru_month[64] = {
78 	0, 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335, 366, 0, 0,
79 	0, 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, 365, 0, 0,
80 	0, 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, 365, 0, 0,
81 	0, 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, 365, 0, 0,
82 };
83 
84 /*
85  * This function takes the raw Mostek data from the device tree translates
86  * it into UNIXC time (secs since Jan 1, 1970) and returns a string from
87  * ctime(3c).
88  */
89 char *
90 get_time(uchar_t *mostek)
91 {
92 	time_t utc;
93 	int sec, min, hour, day, month, year;
94 
95 	year	= BCD_TO_BYTE(mostek[6]) + YRBASE;
96 	month	= BCD_TO_BYTE(mostek[5] & 0x1f) + ((year & 3) << 4);
97 	day	= BCD_TO_BYTE(mostek[4] & 0x3f);
98 	hour	= BCD_TO_BYTE(mostek[2] & 0x3f);
99 	min	= BCD_TO_BYTE(mostek[1] & 0x7f);
100 	sec	= BCD_TO_BYTE(mostek[0] & 0x7f);
101 
102 	utc = (year - 70);		/* next 3 lines: utc = 365y + y/4 */
103 	utc += (utc << 3) + (utc << 6);
104 	utc += (utc << 2) + ((year - 69) >> 2);
105 	utc += days_thru_month[month] + day - 1;
106 	utc = (utc << 3) + (utc << 4) + hour;	/* 24 * day + hour */
107 	utc = (utc << 6) - (utc << 2) + min;	/* 60 * hour + min */
108 	utc = (utc << 6) - (utc << 2) + sec;	/* 60 * min + sec */
109 
110 	return (ctime((time_t *)&utc));
111 }
112 
113 void
114 disp_powerfail(Prom_node *root)
115 {
116 	Prom_node *pnode;
117 	char *option_str = "options";
118 	char *pf_str = "powerfail-time";
119 	char *value_str;
120 	time_t value;
121 
122 	pnode = dev_find_node(root, option_str);
123 	if (pnode == NULL) {
124 		return;
125 	}
126 
127 	value_str = get_prop_val(find_prop(pnode, pf_str));
128 	if (value_str == NULL) {
129 		return;
130 	}
131 
132 	value = (time_t)atoi(value_str);
133 	if (value == 0)
134 		return;
135 
136 	(void) log_printf(
137 		dgettext(TEXT_DOMAIN,
138 			"Most recent AC Power Failure:\n"));
139 	(void) log_printf("=============================\n");
140 	(void) log_printf("%s", ctime(&value));
141 	(void) log_printf("\n");
142 }
143 
144 
145 /*VARARGS1*/
146 void
147 log_printf(char *fmt, ...)
148 {
149 	va_list ap;
150 	int len;
151 	static char bigbuf[4096];
152 	char buffer[1024];
153 
154 	if (print_flag == 0) {
155 		return;
156 	}
157 
158 	va_start(ap, fmt);
159 	if (logging != 0) {
160 		len = vsprintf(buffer, fmt, ap);
161 		(void) strcat(bigbuf, buffer);
162 
163 		/* we only call to syslog when we get the entire line. */
164 		if (buffer[len-1] == '\n') {
165 			syslog(LOG_DAEMON|LOG_NOTICE, bigbuf);
166 			bigbuf[0] = 0;
167 		}
168 
169 	} else {
170 		(void) vprintf(fmt, ap);
171 	}
172 	va_end(ap);
173 }
174 
175 void
176 print_header(int board)
177 {
178 	log_printf("\n");
179 	log_printf(dgettext(TEXT_DOMAIN,
180 		"Analysis for Board %d\n"), board, 0);
181 	log_printf("--------------------\n", 0);
182 }
183