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 2004 Sun Microsystems, Inc. All rights reserved.
24 * Use is subject to license terms.
25 */
26
27 /* Copyright (c) 1990, 1991 UNIX System Laboratories, Inc. */
28 /* Copyright (c) 1984, 1986, 1987, 1988, 1989, 1990 AT&T */
29 /* All Rights Reserved */
30
31 #pragma ident "%Z%%M% %I% %E% SMI"
32
33 #include <sys/proc.h>
34 #include <sys/priocntl.h>
35 #include <sys/class.h>
36 #include <sys/disp.h>
37 #include <sys/rt.h>
38 #include <sys/rtpriocntl.h>
39 #include <sys/modctl.h>
40
41 /*
42 * The purpose of this file is to allow a user to make their own
43 * rt_dptbl. The contents of this file should be included in the
44 * rt_dptbl(4) man page with proper instructions for making
45 * and replacing the RT_DPTBL.kmod in modules/sched. This was the
46 * only way to provide functionality equivalent to the mkboot/cunix
47 * method in SVr4 without having the utilities mkboot/cunix in
48 * SunOS/Svr4.
49 * It is recommended that the system calls be used to change the time
50 * quantums instead of re-building the module.
51 */
52
53 static struct modlmisc modlmisc = {
54 &mod_miscops, "realtime dispatch table"
55 };
56
57 static struct modlinkage modlinkage = {
58 MODREV_1, &modlmisc, 0
59 };
60
61 int
_init()62 _init()
63 {
64 return (mod_install(&modlinkage));
65 }
66
67 int
_info(struct modinfo * modinfop)68 _info(struct modinfo *modinfop)
69 {
70 return (mod_info(&modlinkage, modinfop));
71 }
72
73 #define RTGPPRIO0 100 /* Global priority for RT priority 0 */
74
75 rtdpent_t config_rt_dptbl[] = {
76
77 /* prilevel Time quantum */
78
79 RTGPPRIO0, 100,
80 RTGPPRIO0+1, 100,
81 RTGPPRIO0+2, 100,
82 RTGPPRIO0+3, 100,
83 RTGPPRIO0+4, 100,
84 RTGPPRIO0+5, 100,
85 RTGPPRIO0+6, 100,
86 RTGPPRIO0+7, 100,
87 RTGPPRIO0+8, 100,
88 RTGPPRIO0+9, 100,
89 RTGPPRIO0+10, 80,
90 RTGPPRIO0+11, 80,
91 RTGPPRIO0+12, 80,
92 RTGPPRIO0+13, 80,
93 RTGPPRIO0+14, 80,
94 RTGPPRIO0+15, 80,
95 RTGPPRIO0+16, 80,
96 RTGPPRIO0+17, 80,
97 RTGPPRIO0+18, 80,
98 RTGPPRIO0+19, 80,
99 RTGPPRIO0+20, 60,
100 RTGPPRIO0+21, 60,
101 RTGPPRIO0+22, 60,
102 RTGPPRIO0+23, 60,
103 RTGPPRIO0+24, 60,
104 RTGPPRIO0+25, 60,
105 RTGPPRIO0+26, 60,
106 RTGPPRIO0+27, 60,
107 RTGPPRIO0+28, 60,
108 RTGPPRIO0+29, 60,
109 RTGPPRIO0+30, 40,
110 RTGPPRIO0+31, 40,
111 RTGPPRIO0+32, 40,
112 RTGPPRIO0+33, 40,
113 RTGPPRIO0+34, 40,
114 RTGPPRIO0+35, 40,
115 RTGPPRIO0+36, 40,
116 RTGPPRIO0+37, 40,
117 RTGPPRIO0+38, 40,
118 RTGPPRIO0+39, 40,
119 RTGPPRIO0+40, 20,
120 RTGPPRIO0+41, 20,
121 RTGPPRIO0+42, 20,
122 RTGPPRIO0+43, 20,
123 RTGPPRIO0+44, 20,
124 RTGPPRIO0+45, 20,
125 RTGPPRIO0+46, 20,
126 RTGPPRIO0+47, 20,
127 RTGPPRIO0+48, 20,
128 RTGPPRIO0+49, 20,
129 RTGPPRIO0+50, 10,
130 RTGPPRIO0+51, 10,
131 RTGPPRIO0+52, 10,
132 RTGPPRIO0+53, 10,
133 RTGPPRIO0+54, 10,
134 RTGPPRIO0+55, 10,
135 RTGPPRIO0+56, 10,
136 RTGPPRIO0+57, 10,
137 RTGPPRIO0+58, 10,
138 RTGPPRIO0+59, 10
139 };
140
141 /*
142 * Return the address of config_rt_dptbl
143 */
144 rtdpent_t *
rt_getdptbl()145 rt_getdptbl()
146 {
147 return (config_rt_dptbl);
148 }
149