bsd/sys/table.h

   1 /*
   2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * The contents of this file constitute Original Code as defined in and
   7  * are subject to the Apple Public Source License Version 1.1 (the
   8  * "License").  You may not use this file except in compliance with the
   9  * License.  Please obtain a copy of the License at
  10  * http://www.apple.com/publicsource and read it before using this file.
  11  *
  12  * This Original Code and all software distributed under the License are
  13  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  14  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  15  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  17  * License for the specific language governing rights and limitations
  18  * under the License.
  19  *
  20  * @APPLE_LICENSE_HEADER_END@
  21  */
  22 /*
  23  * Mach Operating System
  24  * Copyright (c) 1986 Carnegie-Mellon University
  25  * All rights reserved.  The CMU software License Agreement specifies
  26  * the terms and conditions for use and redistribution.
  27  */
  28 /*
  29  * HISTORY
  30  * 27-Apr-97  A.Ramesh
  31  *  added limited set to MacOSX
  32  *
  33  * 05-Sep-91  Doug Mitchell at NeXT
  34  *      Made entire contents PRIVATE.
  35  *
  36  *
  37  */
  38
  39 #ifdef  KERNEL_PRIVATE
  40
  41 #ifndef _SYS_TABLE_
  42 #define _SYS_TABLE_
  43
  44 #include <sys/dkstat.h>
  45 #include <machine/table.h>
  46
  47 #define TBL_LOADAVG             3       /* (no index) */
  48 #define TBL_ARGUMENTS           6       /* index by process ID */
  49 #define TBL_PROCINFO            10      /* index by proc table slot */
  50 #define TBL_MACHFACTOR          11      /* index by cpu number */
  51 #define TBL_CPUINFO             12      /* (no index), generic CPU info */
  52
  53 /*
  54  * Machine specific table id base
  55  */
  56 #define TBL_MACHDEP_BASE        0x4000  /* Machine dependent codes start here */
  57
  58 /*
  59  * Return codes from machine dependent calls
  60  */
  61 #define TBL_MACHDEP_NONE        0       /* Not handled by machdep code */
  62 #define TBL_MACHDEP_OKAY        1       /* Handled by machdep code */
  63 #define TBL_MACHDEP_BAD         -1      /* Bad status from machdep code */
  64
  65
  66
  67 /*
  68  *  TBL_LOADAVG data layout
  69  *  (used by TBL_MACHFACTOR too)
  70  */
  71 struct tbl_loadavg
  72 {
  73     long   tl_avenrun[3];
  74     int    tl_lscale;           /* 0 scale when floating point */
  75 };
  76
  77 /*
  78  *      TBL_PROCINFO data layout
  79  */
  80 #define PI_COMLEN       19      /* length of command string */
  81 struct tbl_procinfo
  82 {
  83     int         pi_uid;         /* user ID */
  84     int         pi_pid;         /* proc ID */
  85     int         pi_ppid;        /* parent proc ID */
  86     int         pi_pgrp;        /* proc group ID */
  87     int         pi_ttyd;        /* controlling terminal number */
  88     int         pi_status;      /* process status: */
  89 #define PI_EMPTY        0           /* no process */
  90 #define PI_ACTIVE       1           /* active process */
  91 #define PI_EXITING      2           /* exiting */
  92 #define PI_ZOMBIE       3           /* zombie */
  93     int         pi_flag;        /* other random flags */
  94     char        pi_comm[PI_COMLEN+1];
  95                                 /* short command name */
  96 };
  97
  98 /*
  99  * TBL_CPUINFO data layout
 100  */
 101 struct tbl_cpuinfo
 102 {
 103     int         ci_swtch;               /* # context switches */
 104     int         ci_intr;                /* # interrupts */
 105     int         ci_syscall;             /* # system calls */
 106     int         ci_traps;               /* # system traps */
 107     int         ci_hz;                  /* # ticks per second */
 108     int         ci_phz;                 /* profiling hz */
 109     int         ci_cptime[CPUSTATES];   /* cpu state times */
 110 };
 111
 112
 113
 114 #ifdef KERNEL
 115 /*
 116  * Machine specific procedure prototypes.
 117  */
 118 int machine_table(int id, int index, caddr_t addr, int nel, u_int lel, int set);
 119 int machine_table_setokay(int id);
 120 #endif /* KERNEL */
 121
 122 #endif  /* _SYS_TABLE_ */
 123
 124 #endif  /* KERNEL_PRIVATE */