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- /*
- * Mach Operating System
- * Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University
- * All Rights Reserved.
- *
- * Permission to use, copy, modify and distribute this software and its
- * documentation is hereby granted, provided that both the copyright
- * notice and this permission notice appear in all copies of the
- * software, derivative works or modified versions, and any portions
- * thereof, and that both notices appear in supporting documentation.
- *
- * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
- * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
- * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
- *
- * Carnegie Mellon requests users of this software to return to
- *
- * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
- * School of Computer Science
- * Carnegie Mellon University
- * Pittsburgh PA 15213-3890
- *
- * any improvements or extensions that they make and grant Carnegie Mellon
- * the rights to redistribute these changes.
- */
- /*
- * HISTORY
- * $Log: thread_info.h,v $
- * Revision 2.5 93/01/14 17:47:57 danner
- * Cleanup.
- * [92/06/10 pds]
- * 64bit cleanup.
- * [92/12/01 af]
- *
- * Revision 2.4 91/05/14 17:01:06 mrt
- * Correcting copyright
- *
- * Revision 2.3 91/02/05 17:36:34 mrt
- * Changed to new Mach copyright
- * [91/02/01 17:21:39 mrt]
- *
- * Revision 2.2 90/06/02 15:00:08 rpd
- * Updated for new scheduling info.
- * [90/03/26 22:40:55 rpd]
- *
- * Revision 2.1 89/08/03 16:06:07 rwd
- * Created.
- *
- * Revision 2.4 89/02/25 18:41:18 gm0w
- * Changes for cleanup.
- *
- * 4-Mar-88 David Black (dlb) at Carnegie-Mellon University
- * Added TH_USAGE_SCALE for cpu_usage field.
- *
- * 15-Jan-88 David Golub (dbg) at Carnegie-Mellon University
- * Changed to generic interface (variable-length array) to allow
- * for expansion. Renamed to thread_info.
- *
- * 1-Jun-87 Avadis Tevanian (avie) at Carnegie-Mellon University
- * Created.
- *
- */
- /*
- * File: mach/thread_info
- *
- * Thread information structure and definitions.
- *
- * The defintions in this file are exported to the user. The kernel
- * will translate its internal data structures to these structures
- * as appropriate.
- *
- */
-
- #ifndef _MACH_THREAD_INFO_H_
- #define _MACH_THREAD_INFO_H_
-
- #import <mach/machine/vm_types.h>
- #import <mach/boolean.h>
- #import <mach/policy.h>
- #import <mach/time_value.h>
-
- /*
- * Generic information structure to allow for expansion.
- */
- typedef integer_t *thread_info_t; /* varying array of ints */
-
- #define THREAD_INFO_MAX (1024) /* maximum array size */
- typedef integer_t thread_info_data_t[THREAD_INFO_MAX];
-
- /*
- * Currently defined information.
- */
- #define THREAD_BASIC_INFO 1 /* basic information */
-
- struct thread_basic_info {
- time_value_t user_time; /* user run time */
- time_value_t system_time; /* system run time */
- integer_t cpu_usage; /* scaled cpu usage percentage */
- integer_t base_priority; /* base scheduling priority */
- integer_t cur_priority; /* current scheduling priority */
- integer_t run_state; /* run state (see below) */
- integer_t flags; /* various flags (see below) */
- integer_t suspend_count; /* suspend count for thread */
- integer_t sleep_time; /* number of seconds that thread
- has been sleeping */
- };
-
- typedef struct thread_basic_info thread_basic_info_data_t;
- typedef struct thread_basic_info *thread_basic_info_t;
- #define THREAD_BASIC_INFO_COUNT \
- (sizeof(thread_basic_info_data_t) / sizeof(natural_t))
-
- /*
- * Scale factor for usage field.
- */
-
- #define TH_USAGE_SCALE 1000
-
- /*
- * Thread run states (state field).
- */
-
- #define TH_STATE_RUNNING 1 /* thread is running normally */
- #define TH_STATE_STOPPED 2 /* thread is stopped */
- #define TH_STATE_WAITING 3 /* thread is waiting normally */
- #define TH_STATE_UNINTERRUPTIBLE 4 /* thread is in an uninterruptible
- wait */
- #define TH_STATE_HALTED 5 /* thread is halted at a
- clean point */
-
- /*
- * Thread flags (flags field).
- */
- #define TH_FLAGS_SWAPPED 0x1 /* thread is swapped out */
- #define TH_FLAGS_IDLE 0x2 /* thread is an idle thread */
-
- #define THREAD_SCHED_INFO 2
-
- struct thread_sched_info {
- integer_t policy; /* scheduling policy */
- integer_t data; /* associated data */
- integer_t base_priority; /* base priority */
- integer_t max_priority; /* max priority */
- integer_t cur_priority; /* current priority */
- /*boolean_t*/integer_t depressed; /* depressed ? */
- integer_t depress_priority; /* priority depressed from */
- };
-
- typedef struct thread_sched_info thread_sched_info_data_t;
- typedef struct thread_sched_info *thread_sched_info_t;
- #define THREAD_SCHED_INFO_COUNT \
- (sizeof(thread_sched_info_data_t) / sizeof(natural_t))
-
- #endif /* _MACH_THREAD_INFO_H_ */
-