include/sys/sysconfig.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 (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21 /*      Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
  22 /*        All Rights Reserved   */
  23
  24
  25 /*
  26  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
  27  * Use is subject to license terms.
  28  */
  29
  30 #ifndef _SYS_SYSCONFIG_H
  31 #define _SYS_SYSCONFIG_H
  32
  33 #ifdef  __cplusplus
  34 extern "C" {
  35 #endif
  36
  37 #ifdef _KERNEL
  38 extern int      mach_sysconfig(int);
  39 #endif  /* KERNEL */
  40
  41 /*
  42  * cmd values for _sysconfig system call.
  43  * WARNING: This is an undocumented system call,
  44  * therefore future compatibility can not
  45  * guaranteed.
  46  */
  47
  48 #define  UNUSED                 1
  49 #define _CONFIG_NGROUPS         2       /* # configured supplemental groups */
  50 #define _CONFIG_CHILD_MAX       3       /* max # of processes per uid session */
  51 #define _CONFIG_OPEN_FILES      4       /* max # of open files per process */
  52 #define _CONFIG_POSIX_VER       5       /* POSIX version */
  53 #define _CONFIG_PAGESIZE        6       /* system page size */
  54 #define _CONFIG_CLK_TCK         7       /* ticks per second */
  55 #define _CONFIG_XOPEN_VER       8
  56
  57 /*
  58  * NOTE: XOPEN VERSION. This is process dependent. The kernel will return
  59  * the default value, currently 3.
  60  */
  61
  62 #define _CONFIG_PROF_TCK        10      /* profiling ticks per second */
  63 #define _CONFIG_NPROC_CONF      11      /* processors configured */
  64 #define _CONFIG_NPROC_ONLN      12      /* processors online */
  65
  66 /* posix dot4 names */
  67 #define _CONFIG_AIO_LISTIO_MAX  13      /* # of operation in a list I/O call */
  68 #define _CONFIG_AIO_MAX         14      /* # of outstanding async I/O op. */
  69 #define _CONFIG_AIO_PRIO_DELTA_MAX      15 /* amount I/O priority decrease */
  70 #define _CONFIG_DELAYTIMER_MAX  16      /* timer timer expiration overruns */
  71 #define _CONFIG_MQ_OPEN_MAX     17      /* # message queues open per process */
  72 #define _CONFIG_MQ_PRIO_MAX     18      /* # of message priorities supported */
  73 #define _CONFIG_RTSIG_MAX       19      /* # of realtime signal numbers */
  74 #define _CONFIG_SEM_NSEMS_MAX   20      /* No. of semaphore per process */
  75 #define _CONFIG_SEM_VALUE_MAX   21      /* max. value a semaphore may have */
  76 #define _CONFIG_SIGQUEUE_MAX    22      /* # of pending queued signal */
  77 #define _CONFIG_SIGRT_MIN       23      /* first highest-pri realtime signal */
  78 #define _CONFIG_SIGRT_MAX       24      /* last realtime signal */
  79 #define _CONFIG_TIMER_MAX       25      /* # of timers per process */
  80
  81 #define _CONFIG_PHYS_PAGES      26      /* phys mem installed in pages */
  82 #define _CONFIG_AVPHYS_PAGES    27      /* available phys mem in pages */
  83 #define _CONFIG_COHERENCY       28      /* # bytes coherency */
  84 #define _CONFIG_SPLIT_CACHE     29      /* split i and d or not */
  85 #define _CONFIG_ICACHESZ        30      /* icache size in bytes */
  86 #define _CONFIG_DCACHESZ        31      /* dcache size in bytes */
  87 #define _CONFIG_ICACHELINESZ    32      /* linesize bytes */
  88 #define _CONFIG_DCACHELINESZ    33      /* linesize bytes */
  89 #define _CONFIG_ICACHEBLKSZ     34      /* block size bytes */
  90 #define _CONFIG_DCACHEBLKSZ     35      /* block size bytes */
  91 #define _CONFIG_DCACHETBLKSZ    36      /* block size bytes when touched */
  92 #define _CONFIG_ICACHE_ASSOC    37      /* associativity 1, 2, 3 whatever */
  93 #define _CONFIG_DCACHE_ASSOC    38      /* associativity 1, 2, 3 whatever */
  94 #define _CONFIG_MAXPID          42      /* highest PID available */
  95 #define _CONFIG_STACK_PROT      43      /* default stack protection */
  96 #define _CONFIG_NPROC_MAX       44      /* maximum # of processors possible */
  97 #define _CONFIG_CPUID_MAX       45      /* maximum CPU id */
  98
  99 /* UNIX 03 names */
 100 #define _CONFIG_SYMLOOP_MAX     46      /* maximum # of symlinks in pathname */
 101
 102 #define _CONFIG_EPHID_MAX       47      /* maximum ephemeral uid */
 103
 104 #ifdef  __cplusplus
 105 }
 106 #endif
 107
 108 #endif /* _SYS_SYSCONFIG_H */