OpenSolaris_b135/uts/common/disp/ts_dptbl.c
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2004 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
/* Copyright (c) 1990, 1991 UNIX System Laboratories, Inc. */
/* Copyright (c) 1984, 1986, 1987, 1988, 1989, 1990 AT&T */
/* All Rights Reserved */
#pragma ident "%Z%%M% %I% %E% SMI"
#include <sys/proc.h>
#include <sys/priocntl.h>
#include <sys/class.h>
#include <sys/disp.h>
#include <sys/ts.h>
#include <sys/tspriocntl.h>
#include <sys/modctl.h>
/*
* The purpose of this file is to allow a user to make their own
* ts_dptbl. The contents of this file should be included in the
* ts_dptbl(4) man page with proper instructions for making
* and replacing the TS_DPTBL.kmod in modules/sched. This was the
* only way to provide functionality equivalent to the mkboot/cunix
* method in SVr4 without having the utilities mkboot/cunix in
* SunOS/Svr4.
* It is recommended that the system calls be used to change the time
* quantums instead of re-building the module.
* There are also other tunable time sharing parameters in here also
* that used to be in param.c
*/
extern int ts_dispatch_extended;
static struct modlmisc modlmisc = {
&mod_miscops, "Time sharing dispatch table"
};
static struct modlinkage modlinkage = {
MODREV_1, &modlmisc, 0
};
int
_init()
{
return (mod_install(&modlinkage));
}
int
_info(struct modinfo *modinfop)
{
return (mod_info(&modlinkage, modinfop));
}
#define TSGPUP0 0 /* Global priority for TS user priority 0 */
#define TSGPKP0 60 /* Global priority for TS kernel priority 0 */
/*
* array of global priorities used by ts procs sleeping or
* running in kernel mode after sleep
*/
pri_t config_ts_kmdpris[] = {
TSGPKP0, TSGPKP0+1, TSGPKP0+2, TSGPKP0+3,
TSGPKP0+4, TSGPKP0+5, TSGPKP0+6, TSGPKP0+7,
TSGPKP0+8, TSGPKP0+9, TSGPKP0+10, TSGPKP0+11,
TSGPKP0+12, TSGPKP0+13, TSGPKP0+14, TSGPKP0+15,
TSGPKP0+16, TSGPKP0+17, TSGPKP0+18, TSGPKP0+19,
TSGPKP0+20, TSGPKP0+21, TSGPKP0+22, TSGPKP0+23,
TSGPKP0+24, TSGPKP0+25, TSGPKP0+26, TSGPKP0+27,
TSGPKP0+28, TSGPKP0+29, TSGPKP0+30, TSGPKP0+31,
TSGPKP0+32, TSGPKP0+33, TSGPKP0+34, TSGPKP0+35,
TSGPKP0+36, TSGPKP0+37, TSGPKP0+38, TSGPKP0+39
};
tsdpent_t config_ts_dptbl[] = {
/* glbpri qntm tqexp slprt mxwt lwt */
TSGPUP0+0, 20, 0, 50, 0, 50,
TSGPUP0+1, 20, 0, 50, 0, 50,
TSGPUP0+2, 20, 0, 50, 0, 50,
TSGPUP0+3, 20, 0, 50, 0, 50,
TSGPUP0+4, 20, 0, 50, 0, 50,
TSGPUP0+5, 20, 0, 50, 0, 50,
TSGPUP0+6, 20, 0, 50, 0, 50,
TSGPUP0+7, 20, 0, 50, 0, 50,
TSGPUP0+8, 20, 0, 50, 0, 50,
TSGPUP0+9, 20, 0, 50, 0, 50,
TSGPUP0+10, 16, 0, 51, 0, 51,
TSGPUP0+11, 16, 1, 51, 0, 51,
TSGPUP0+12, 16, 2, 51, 0, 51,
TSGPUP0+13, 16, 3, 51, 0, 51,
TSGPUP0+14, 16, 4, 51, 0, 51,
TSGPUP0+15, 16, 5, 51, 0, 51,
TSGPUP0+16, 16, 6, 51, 0, 51,
TSGPUP0+17, 16, 7, 51, 0, 51,
TSGPUP0+18, 16, 8, 51, 0, 51,
TSGPUP0+19, 16, 9, 51, 0, 51,
TSGPUP0+20, 12, 10, 52, 0, 52,
TSGPUP0+21, 12, 11, 52, 0, 52,
TSGPUP0+22, 12, 12, 52, 0, 52,
TSGPUP0+23, 12, 13, 52, 0, 52,
TSGPUP0+24, 12, 14, 52, 0, 52,
TSGPUP0+25, 12, 15, 52, 0, 52,
TSGPUP0+26, 12, 16, 52, 0, 52,
TSGPUP0+27, 12, 17, 52, 0, 52,
TSGPUP0+28, 12, 18, 52, 0, 52,
TSGPUP0+29, 12, 19, 52, 0, 52,
TSGPUP0+30, 8, 20, 53, 0, 53,
TSGPUP0+31, 8, 21, 53, 0, 53,
TSGPUP0+32, 8, 22, 53, 0, 53,
TSGPUP0+33, 8, 23, 53, 0, 53,
TSGPUP0+34, 8, 24, 53, 0, 53,
TSGPUP0+35, 8, 25, 54, 0, 54,
TSGPUP0+36, 8, 26, 54, 0, 54,
TSGPUP0+37, 8, 27, 54, 0, 54,
TSGPUP0+38, 8, 28, 54, 0, 54,
TSGPUP0+39, 8, 29, 54, 0, 54,
TSGPUP0+40, 4, 30, 55, 0, 55,
TSGPUP0+41, 4, 31, 55, 0, 55,
TSGPUP0+42, 4, 32, 55, 0, 55,
TSGPUP0+43, 4, 33, 55, 0, 55,
TSGPUP0+44, 4, 34, 55, 0, 55,
TSGPUP0+45, 4, 35, 56, 0, 56,
TSGPUP0+46, 4, 36, 57, 0, 57,
TSGPUP0+47, 4, 37, 58, 0, 58,
TSGPUP0+48, 4, 38, 58, 0, 58,
TSGPUP0+49, 4, 39, 58, 0, 59,
TSGPUP0+50, 4, 40, 58, 0, 59,
TSGPUP0+51, 4, 41, 58, 0, 59,
TSGPUP0+52, 4, 42, 58, 0, 59,
TSGPUP0+53, 4, 43, 58, 0, 59,
TSGPUP0+54, 4, 44, 58, 0, 59,
TSGPUP0+55, 4, 45, 58, 0, 59,
TSGPUP0+56, 4, 46, 58, 0, 59,
TSGPUP0+57, 4, 47, 58, 0, 59,
TSGPUP0+58, 4, 48, 58, 0, 59,
TSGPUP0+59, 2, 49, 59, 32000, 59
};
/*
* config_ts_dptbl_server[] is an alternate dispatch table that may
* deliver better performance on large server configurations.
* This table must be the same size as the default table, config_ts_dptbl.
*/
tsdpent_t config_ts_dptbl_server[] = {
/* glbpri qntm tqexp slprt mxwt lwt */
TSGPUP0+0, 40, 0, 1, 2, 40,
TSGPUP0+1, 38, 0, 2, 2, 40,
TSGPUP0+2, 38, 1, 3, 2, 40,
TSGPUP0+3, 38, 1, 4, 2, 40,
TSGPUP0+4, 38, 2, 5, 2, 40,
TSGPUP0+5, 38, 2, 6, 2, 40,
TSGPUP0+6, 38, 3, 7, 2, 40,
TSGPUP0+7, 38, 3, 8, 2, 40,
TSGPUP0+8, 38, 4, 9, 2, 40,
TSGPUP0+9, 38, 4, 10, 2, 40,
TSGPUP0+10, 38, 5, 11, 2, 40,
TSGPUP0+11, 38, 5, 12, 2, 40,
TSGPUP0+12, 38, 6, 13, 2, 40,
TSGPUP0+13, 38, 6, 14, 2, 40,
TSGPUP0+14, 38, 7, 15, 2, 40,
TSGPUP0+15, 38, 7, 16, 2, 40,
TSGPUP0+16, 38, 8, 17, 2, 40,
TSGPUP0+17, 38, 8, 18, 2, 40,
TSGPUP0+18, 38, 9, 19, 2, 40,
TSGPUP0+19, 38, 9, 20, 2, 40,
TSGPUP0+20, 36, 10, 21, 2, 40,
TSGPUP0+21, 36, 11, 22, 2, 40,
TSGPUP0+22, 36, 12, 23, 2, 40,
TSGPUP0+23, 36, 13, 24, 2, 40,
TSGPUP0+24, 36, 14, 25, 2, 40,
TSGPUP0+25, 36, 15, 26, 2, 40,
TSGPUP0+26, 36, 16, 27, 2, 40,
TSGPUP0+27, 36, 17, 28, 2, 40,
TSGPUP0+28, 36, 18, 29, 2, 40,
TSGPUP0+29, 36, 19, 30, 2, 40,
TSGPUP0+30, 36, 20, 31, 2, 40,
TSGPUP0+31, 36, 21, 32, 2, 40,
TSGPUP0+32, 36, 22, 33, 2, 40,
TSGPUP0+33, 36, 23, 34, 2, 40,
TSGPUP0+34, 36, 24, 35, 2, 40,
TSGPUP0+35, 36, 25, 36, 2, 40,
TSGPUP0+36, 36, 26, 37, 2, 40,
TSGPUP0+37, 36, 27, 38, 2, 40,
TSGPUP0+38, 36, 28, 39, 2, 40,
TSGPUP0+39, 36, 29, 40, 2, 40,
TSGPUP0+40, 36, 30, 41, 2, 41,
TSGPUP0+41, 34, 31, 42, 2, 42,
TSGPUP0+42, 34, 32, 43, 2, 43,
TSGPUP0+43, 34, 33, 44, 2, 44,
TSGPUP0+44, 34, 34, 45, 2, 45,
TSGPUP0+45, 34, 35, 46, 2, 46,
TSGPUP0+46, 34, 36, 47, 2, 47,
TSGPUP0+47, 34, 37, 48, 2, 48,
TSGPUP0+48, 34, 38, 49, 2, 49,
TSGPUP0+49, 34, 39, 50, 2, 50,
TSGPUP0+50, 34, 40, 51, 2, 51,
TSGPUP0+51, 34, 41, 52, 2, 52,
TSGPUP0+52, 34, 42, 53, 2, 53,
TSGPUP0+53, 34, 43, 54, 2, 54,
TSGPUP0+54, 34, 44, 55, 2, 55,
TSGPUP0+55, 34, 45, 56, 2, 56,
TSGPUP0+56, 34, 46, 57, 2, 57,
TSGPUP0+57, 34, 47, 58, 2, 58,
TSGPUP0+58, 34, 48, 59, 2, 59,
TSGPUP0+59, 34, 49, 59, 2, 59
};
pri_t config_ts_maxumdpri = sizeof (config_ts_dptbl) / sizeof (tsdpent_t) - 1;
/*
* Return the address of config_ts_dptbl
*/
tsdpent_t *
ts_getdptbl()
{
/*
* If ts_dispatch_extended is -1, set it to 0x0
* to choose the default TS table.
*/
if (ts_dispatch_extended == -1)
ts_dispatch_extended = 0;
/*
* If ts_dispatch_extended is non-zero, use the
* "large server style" TS dispatch table.
*/
if (ts_dispatch_extended)
return (config_ts_dptbl_server);
else
return (config_ts_dptbl);
}
/*
* Return the address of config_ts_kmdpris
*/
pri_t *
ts_getkmdpris()
{
return (config_ts_kmdpris);
}
/*
* Return the address of ts_maxumdpri
*/
pri_t
ts_getmaxumdpri()
{
/*
* The config_ts_dptbl_server table must be the same size as
* the config_ts_dptbl table.
*/
/*LINTED*/
ASSERT(sizeof (config_ts_dptbl) == sizeof (config_ts_dptbl_server));
return (config_ts_maxumdpri);
}