xref: /illumos-gate/usr/src/uts/common/disp/rt_dptbl.c (revision 8119dad84d6416f13557b0ba8e2aaf9064cbcfd3)
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 #include <sys/proc.h>
32 #include <sys/priocntl.h>
33 #include <sys/class.h>
34 #include <sys/disp.h>
35 #include <sys/rt.h>
36 #include <sys/rtpriocntl.h>
37 #include <sys/modctl.h>
38 
39 /*
40  * The purpose of this file is to allow a user to make their own
41  * rt_dptbl. The contents of this file should be included in the
42  * rt_dptbl(5) man page with proper instructions for making
43  * and replacing the RT_DPTBL.kmod in modules/sched. This was the
44  * only way to provide functionality equivalent to the mkboot/cunix
45  * method in SVr4 without having the utilities mkboot/cunix in
46  * SunOS/Svr4.
47  * It is recommended that the system calls be used to change the time
48  * quantums instead of re-building the module.
49  */
50 
51 static struct modlmisc modlmisc = {
52 	&mod_miscops, "realtime dispatch table"
53 };
54 
55 static struct modlinkage modlinkage = {
56 	MODREV_1, &modlmisc, 0
57 };
58 
59 int
60 _init()
61 {
62 	return (mod_install(&modlinkage));
63 }
64 
65 int
66 _info(struct modinfo *modinfop)
67 {
68 	return (mod_info(&modlinkage, modinfop));
69 }
70 
71 #define	RTGPPRIO0	100	/* Global priority for RT priority 0 */
72 
73 rtdpent_t	config_rt_dptbl[] = {
74 
75 /*   	prilevel    Time quantum */
76 
77 	RTGPPRIO0,	100,
78 	RTGPPRIO0+1,	100,
79 	RTGPPRIO0+2,	100,
80 	RTGPPRIO0+3,	100,
81 	RTGPPRIO0+4,	100,
82 	RTGPPRIO0+5,	100,
83 	RTGPPRIO0+6,	100,
84 	RTGPPRIO0+7,	100,
85 	RTGPPRIO0+8,	100,
86 	RTGPPRIO0+9,	100,
87 	RTGPPRIO0+10,	80,
88 	RTGPPRIO0+11,	80,
89 	RTGPPRIO0+12,	80,
90 	RTGPPRIO0+13,	80,
91 	RTGPPRIO0+14,	80,
92 	RTGPPRIO0+15,	80,
93 	RTGPPRIO0+16,	80,
94 	RTGPPRIO0+17,	80,
95 	RTGPPRIO0+18,	80,
96 	RTGPPRIO0+19,	80,
97 	RTGPPRIO0+20,	60,
98 	RTGPPRIO0+21,	60,
99 	RTGPPRIO0+22,	60,
100 	RTGPPRIO0+23,	60,
101 	RTGPPRIO0+24,	60,
102 	RTGPPRIO0+25,	60,
103 	RTGPPRIO0+26,	60,
104 	RTGPPRIO0+27,	60,
105 	RTGPPRIO0+28,	60,
106 	RTGPPRIO0+29,	60,
107 	RTGPPRIO0+30,	40,
108 	RTGPPRIO0+31,	40,
109 	RTGPPRIO0+32,	40,
110 	RTGPPRIO0+33,	40,
111 	RTGPPRIO0+34,	40,
112 	RTGPPRIO0+35,	40,
113 	RTGPPRIO0+36,	40,
114 	RTGPPRIO0+37,	40,
115 	RTGPPRIO0+38,	40,
116 	RTGPPRIO0+39,	40,
117 	RTGPPRIO0+40,	20,
118 	RTGPPRIO0+41,	20,
119 	RTGPPRIO0+42,	20,
120 	RTGPPRIO0+43,	20,
121 	RTGPPRIO0+44,	20,
122 	RTGPPRIO0+45,	20,
123 	RTGPPRIO0+46,	20,
124 	RTGPPRIO0+47,	20,
125 	RTGPPRIO0+48,	20,
126 	RTGPPRIO0+49,	20,
127 	RTGPPRIO0+50,	10,
128 	RTGPPRIO0+51,	10,
129 	RTGPPRIO0+52,	10,
130 	RTGPPRIO0+53,	10,
131 	RTGPPRIO0+54,	10,
132 	RTGPPRIO0+55,	10,
133 	RTGPPRIO0+56,	10,
134 	RTGPPRIO0+57,	10,
135 	RTGPPRIO0+58,	10,
136 	RTGPPRIO0+59,	10
137 };
138 
139 /*
140  * Return the address of config_rt_dptbl
141  */
142 rtdpent_t *
143 rt_getdptbl()
144 {
145 	return (config_rt_dptbl);
146 }
147