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Annotation of kernel/mach/task_info.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
        !             3:  *
        !             4:  * @APPLE_LICENSE_HEADER_START@
        !             5:  * 
        !             6:  * Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
        !             7:  * Reserved.  This file contains Original Code and/or Modifications of
        !             8:  * Original Code as defined in and that are subject to the Apple Public
        !             9:  * Source License Version 1.1 (the "License").  You may not use this file
        !            10:  * except in compliance with the License.  Please obtain a copy of the
        !            11:  * License at http://www.apple.com/publicsource and read it before using
        !            12:  * this file.
        !            13:  * 
        !            14:  * The Original Code and all software distributed under the License are
        !            15:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
        !            16:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
        !            17:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
        !            18:  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
        !            19:  * License for the specific language governing rights and limitations
        !            20:  * under the License.
        !            21:  * 
        !            22:  * @APPLE_LICENSE_HEADER_END@
        !            23:  */
        !            24: 
        !            25: /* 
        !            26:  * Mach Operating System
        !            27:  * Copyright (c) 1993-1987 Carnegie Mellon University
        !            28:  * All Rights Reserved.
        !            29:  * 
        !            30:  * Permission to use, copy, modify and distribute this software and its
        !            31:  * documentation is hereby granted, provided that both the copyright
        !            32:  * notice and this permission notice appear in all copies of the
        !            33:  * software, derivative works or modified versions, and any portions
        !            34:  * thereof, and that both notices appear in supporting documentation.
        !            35:  * 
        !            36:  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
        !            37:  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
        !            38:  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
        !            39:  * 
        !            40:  * Carnegie Mellon requests users of this software to return to
        !            41:  * 
        !            42:  *  Software Distribution Coordinator  or  [email protected]
        !            43:  *  School of Computer Science
        !            44:  *  Carnegie Mellon University
        !            45:  *  Pittsburgh PA 15213-3890
        !            46:  * 
        !            47:  * any improvements or extensions that they make and grant Carnegie Mellon
        !            48:  * the rights to redistribute these changes.
        !            49:  */
        !            50: /*
        !            51:  *     Machine-independent task information structures and definitions.
        !            52:  *
        !            53:  *     The definitions in this file are exported to the user.  The kernel
        !            54:  *     will translate its internal data structures to these structures
        !            55:  *     as appropriate.
        !            56:  *
        !            57:  */
        !            58: 
        !            59: #ifndef        _MACH_TASK_INFO_H_
        !            60: #define        _MACH_TASK_INFO_H_
        !            61: 
        !            62: #import <mach/machine/vm_types.h>
        !            63: #import <mach/time_value.h>
        !            64: 
        !            65: /*
        !            66:  *     Generic information structure to allow for expansion.
        !            67:  */
        !            68: typedef        integer_t       *task_info_t;           /* varying array of int */
        !            69: 
        !            70: #define        TASK_INFO_MAX   (1024)          /* maximum array size */
        !            71: typedef        integer_t       task_info_data_t[TASK_INFO_MAX];
        !            72: 
        !            73: /*
        !            74:  *     Currently defined information structures.
        !            75:  */
        !            76: #define        TASK_BASIC_INFO         1       /* basic information */
        !            77: 
        !            78: struct task_basic_info {
        !            79:        integer_t       suspend_count;  /* suspend count for task */
        !            80:        integer_t       base_priority;  /* base scheduling priority */
        !            81:        vm_size_t       virtual_size;   /* number of virtual pages */
        !            82:        vm_size_t       resident_size;  /* number of resident pages */
        !            83:        time_value_t    user_time;      /* total user run time for
        !            84:                                           terminated threads */
        !            85:        time_value_t    system_time;    /* total system run time for
        !            86:                                           terminated threads */
        !            87: };
        !            88: 
        !            89: typedef struct task_basic_info         task_basic_info_data_t;
        !            90: typedef struct task_basic_info         *task_basic_info_t;
        !            91: #define        TASK_BASIC_INFO_COUNT   \
        !            92:                (sizeof(task_basic_info_data_t) / sizeof(natural_t))
        !            93: 
        !            94: 
        !            95: #define        TASK_EVENTS_INFO        2       /* various event counts */
        !            96: 
        !            97: struct task_events_info {
        !            98:        natural_t               faults;         /* number of page faults */
        !            99:        natural_t               zero_fills;     /* number of zero fill pages */
        !           100:        natural_t               reactivations;  /* number of reactivated pages */
        !           101:        natural_t               pageins;        /* number of actual pageins */
        !           102:        natural_t               cow_faults;     /* number of copy-on-write faults */
        !           103:        natural_t               messages_sent;  /* number of messages sent */
        !           104:        natural_t               messages_received; /* number of messages received */
        !           105: };
        !           106: typedef struct task_events_info                task_events_info_data_t;
        !           107: typedef struct task_events_info                *task_events_info_t;
        !           108: #define        TASK_EVENTS_INFO_COUNT  \
        !           109:                (sizeof(task_events_info_data_t) / sizeof(natural_t))
        !           110: 
        !           111: #define        TASK_THREAD_TIMES_INFO  3       /* total times for live threads -
        !           112:                                           only accurate if suspended */
        !           113: 
        !           114: struct task_thread_times_info {
        !           115:        time_value_t    user_time;      /* total user run time for
        !           116:                                           live threads */
        !           117:        time_value_t    system_time;    /* total system run time for
        !           118:                                           live threads */
        !           119: };
        !           120: 
        !           121: typedef struct task_thread_times_info  task_thread_times_info_data_t;
        !           122: typedef struct task_thread_times_info  *task_thread_times_info_t;
        !           123: #define        TASK_THREAD_TIMES_INFO_COUNT    \
        !           124:                (sizeof(task_thread_times_info_data_t) / sizeof(natural_t))
        !           125: 
        !           126: /*
        !           127:  * Flavor definitions for task_ras_control
        !           128:  */
        !           129: #define TASK_RAS_CONTROL_PURGE_ALL                     0
        !           130: #define TASK_RAS_CONTROL_PURGE_ONE                     1
        !           131: #define TASK_RAS_CONTROL_PURGE_ALL_AND_INSTALL_ONE     2
        !           132: #define TASK_RAS_CONTROL_INSTALL_ONE                   3
        !           133: 
        !           134: #endif /* _MACH_TASK_INFO_H_ */
        !           135: 

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