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1.1 root 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: * @OSF_COPYRIGHT@
24: */
25: /*
26: * HISTORY
27: *
28: * Revision 1.1.1.1 1998/09/22 21:05:30 wsanchez
29: * Import of Mac OS X kernel (~semeria)
30: *
31: * Revision 1.1.1.1 1998/03/07 02:25:46 wsanchez
32: * Import of OSF Mach kernel (~mburg)
33: *
34: * Revision 1.2.17.3 1995/01/06 19:52:05 devrcs
35: * mk6 CR668 - 1.3b26 merge
36: * 64bit cleanup, flavor typedefs
37: * [1994/10/14 03:43:17 dwm]
38: *
39: * Revision 1.2.17.2 1994/09/23 02:43:16 ezf
40: * change marker to not FREE
41: * [1994/09/22 21:43:12 ezf]
42: *
43: * Revision 1.2.17.1 1994/08/07 20:50:11 bolinger
44: * Merge up to colo_b7.
45: * [1994/08/01 21:02:09 bolinger]
46: *
47: * Revision 1.2.13.3 1994/06/25 03:47:23 dwm
48: * mk6 CR98 - add flavor interface typedefs.
49: * [1994/06/24 21:55:01 dwm]
50: *
51: * Revision 1.2.13.2 1994/05/02 21:36:08 dwm
52: * Remove nmk15_compat support.
53: * [1994/05/02 21:09:13 dwm]
54: *
55: * Revision 1.2.13.1 1994/01/12 17:57:31 dwm
56: * Fix "ifdef" NMK15_COMPAT to "if"
57: * [1994/01/12 17:31:16 dwm]
58: *
59: * Revision 1.2.3.5 1993/08/03 18:29:54 gm
60: * CR9596: Change KERNEL to MACH_KERNEL.
61: * [1993/08/02 18:56:17 gm]
62: *
63: * Revision 1.2.3.4 1993/07/08 19:04:54 watkins
64: * New version of thread_basic_info structure; old version
65: * is now under nmk15_compat.
66: * [1993/07/07 21:04:15 watkins]
67: *
68: * Revision 1.2.3.3 1993/06/29 21:55:52 watkins
69: * New definitions for scheduling control interfaces.
70: * [1993/06/29 20:51:04 watkins]
71: *
72: * Revision 1.2.3.2 1993/06/09 02:43:43 gm
73: * Added to OSF/1 R1.3 from NMK15.0.
74: * [1993/06/02 21:18:25 jeffc]
75: *
76: * Revision 1.2 1993/04/19 16:39:43 devrcs
77: * ansi C conformance changes
78: * [1993/02/02 18:55:07 david]
79: *
80: * Revision 1.1 1992/09/30 02:32:13 robert
81: * Initial revision
82: *
83: * $EndLog$
84: */
85: /* CMU_HIST */
86: /*
87: * Revision 2.4 91/05/14 17:01:06 mrt
88: * Correcting copyright
89: *
90: * Revision 2.3 91/02/05 17:36:34 mrt
91: * Changed to new Mach copyright
92: * [91/02/01 17:21:39 mrt]
93: *
94: * Revision 2.2 90/06/02 15:00:08 rpd
95: * Updated for new scheduling info.
96: * [90/03/26 22:40:55 rpd]
97: *
98: * Revision 2.1 89/08/03 16:06:07 rwd
99: * Created.
100: *
101: * Revision 2.4 89/02/25 18:41:18 gm0w
102: * Changes for cleanup.
103: *
104: * 4-Mar-88 David Black (dlb) at Carnegie-Mellon University
105: * Added TH_USAGE_SCALE for cpu_usage field.
106: *
107: * 15-Jan-88 David Golub (dbg) at Carnegie-Mellon University
108: * Changed to generic interface (variable-length array) to allow
109: * for expansion. Renamed to thread_info.
110: *
111: * 1-Jun-87 Avadis Tevanian (avie) at Carnegie-Mellon University
112: * Created.
113: *
114: */
115: /* CMU_ENDHIST */
116: /*
117: * Mach Operating System
118: * Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University
119: * All Rights Reserved.
120: *
121: * Permission to use, copy, modify and distribute this software and its
122: * documentation is hereby granted, provided that both the copyright
123: * notice and this permission notice appear in all copies of the
124: * software, derivative works or modified versions, and any portions
125: * thereof, and that both notices appear in supporting documentation.
126: *
127: * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
128: * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
129: * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
130: *
131: * Carnegie Mellon requests users of this software to return to
132: *
133: * Software Distribution Coordinator or [email protected]
134: * School of Computer Science
135: * Carnegie Mellon University
136: * Pittsburgh PA 15213-3890
137: *
138: * any improvements or extensions that they make and grant Carnegie Mellon
139: * the rights to redistribute these changes.
140: */
141: /*
142: */
143: /*
144: * File: mach/thread_info
145: *
146: * Thread information structure and definitions.
147: *
148: * The defintions in this file are exported to the user. The kernel
149: * will translate its internal data structures to these structures
150: * as appropriate.
151: *
152: */
153:
154: #ifndef _MACH_THREAD_INFO_H_
155: #define _MACH_THREAD_INFO_H_
156:
157: #include <mach/boolean.h>
158: #include <mach/policy.h>
159: #include <mach/time_value.h>
160: #include <mach/machine/vm_types.h>
161:
162: /*
163: * Generic information structure to allow for expansion.
164: */
165: typedef natural_t thread_flavor_t;
166: typedef integer_t *thread_info_t; /* varying array of int */
167:
168: #define THREAD_INFO_MAX (1024) /* maximum array size */
169: typedef integer_t thread_info_data_t[THREAD_INFO_MAX];
170:
171: /*
172: * Currently defined information.
173: */
174: #define THREAD_BASIC_INFO 3 /* basic information */
175:
176: struct thread_basic_info {
177: time_value_t user_time; /* user run time */
178: time_value_t system_time; /* system run time */
179: integer_t cpu_usage; /* scaled cpu usage percentage */
180: policy_t policy; /* scheduling policy in effect */
181: integer_t run_state; /* run state (see below) */
182: integer_t flags; /* various flags (see below) */
183: integer_t suspend_count; /* suspend count for thread */
184: integer_t sleep_time; /* number of seconds that thread
185: has been sleeping */
186: };
187:
188: typedef struct thread_basic_info thread_basic_info_data_t;
189: typedef struct thread_basic_info *thread_basic_info_t;
190: #define THREAD_BASIC_INFO_COUNT \
191: (sizeof(thread_basic_info_data_t) / sizeof(natural_t))
192:
193: /*
194: * Scale factor for usage field.
195: */
196:
197: #define TH_USAGE_SCALE 1000
198:
199: /*
200: * Thread run states (state field).
201: */
202:
203: #define TH_STATE_RUNNING 1 /* thread is running normally */
204: #define TH_STATE_STOPPED 2 /* thread is stopped */
205: #define TH_STATE_WAITING 3 /* thread is waiting normally */
206: #define TH_STATE_UNINTERRUPTIBLE 4 /* thread is in an uninterruptible
207: wait */
208: #define TH_STATE_HALTED 5 /* thread is halted at a
209: clean point */
210:
211: /*
212: * Thread flags (flags field).
213: */
214: #define TH_FLAGS_SWAPPED 0x1 /* thread is swapped out */
215: #define TH_FLAGS_IDLE 0x2 /* thread is an idle thread */
216:
217: #define THREAD_SCHED_TIMESHARE_INFO 10
218: #define THREAD_SCHED_RR_INFO 11
219: #define THREAD_SCHED_FIFO_INFO 12
220:
221: #endif /* _MACH_THREAD_INFO_H_ */
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