usr/src/uts/common/sys/fxpriocntl.h

   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 (c) 2001 by Sun Microsystems, Inc.
  24  * All rights reserved.
  25  */
  26
  27 #ifndef _SYS_FXPRIOCNTL_H
  28 #define _SYS_FXPRIOCNTL_H
  29
  30 #pragma ident   "%Z%%M% %I%     %E% SMI"
  31
  32 #include <sys/types.h>
  33 #include <sys/thread.h>
  34
  35 #ifdef  __cplusplus
  36 extern "C" {
  37 #endif
  38
  39 /*
  40  * Fixed-priority class specific structures for the priocntl system call.
  41  */
  42
  43 typedef struct fxparms {
  44         pri_t   fx_upri;        /* fixed-priority user priority */
  45         pri_t   fx_uprilim;     /* fixed-priority user priority limit */
  46         uint_t  fx_tqsecs;      /* seconds in time quantum */
  47         int     fx_tqnsecs;     /* additional nanosecs in time quant */
  48 } fxparms_t;
  49
  50
  51 typedef struct fxinfo {
  52         pri_t   fx_maxupri;     /* configured limits of user priority range */
  53 } fxinfo_t;
  54
  55
  56 #define FX_NOCHANGE     -32768
  57 #define FX_TQINF        -2
  58 #define FX_TQDEF        -3
  59
  60 /*
  61  * Fixed-priority class specific keys for the priocntl system call varargs
  62  * interface.
  63  */
  64 #define FX_KY_UPRILIM   1       /* fixed-priority user priority limit */
  65 #define FX_KY_UPRI      2       /* fixed-priority user priority */
  66 #define FX_KY_TQSECS    3       /* seconds in time quantum */
  67 #define FX_KY_TQNSECS   4       /* nanoseconds in time quantum */
  68
  69
  70 /*
  71  * The following is used by the dispadmin(1M) command for
  72  * scheduler administration and is not for general use.
  73  */
  74
  75 #ifdef _SYSCALL32
  76 /* Data structure for ILP32 clients */
  77 typedef struct fxadmin32 {
  78         caddr32_t       fx_dpents;
  79         int16_t         fx_ndpents;
  80         int16_t         fx_cmd;
  81 } fxadmin32_t;
  82 #endif /* _SYSCALL32 */
  83
  84 typedef struct fxadmin {
  85         struct fxdpent  *fx_dpents;
  86         short           fx_ndpents;
  87         short           fx_cmd;
  88 } fxadmin_t;
  89
  90 #define FX_GETDPSIZE    1
  91 #define FX_GETDPTBL     2
  92 #define FX_SETDPTBL     3
  93
  94 #ifdef  __cplusplus
  95 }
  96 #endif
  97
  98 #endif  /* _SYS_FXPRIOCNTL_H */