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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 1.2.15.4 1996/01/09 19:22:17 devrcs
35: * Changes PROCESSOR_SET_*_COUNT to be in sizeof natural_t units
36: * instead of sizeof int . This agrees with mach_types.defs.
37: * [1995/12/01 19:49:29 jfraser]
38: *
39: * Merged '64-bit safe' changes from DEC alpha port.
40: * [1995/11/21 18:09:26 jfraser]
41: *
42: * Revision 1.2.15.3 1995/01/06 19:51:34 devrcs
43: * mk6 CR668 - 1.3b26 merge
44: * 64bit changes, typedefs
45: * [1994/10/14 03:43:07 dwm]
46: *
47: * Revision 1.2.15.2 1994/09/23 02:41:50 ezf
48: * change marker to not FREE
49: * [1994/09/22 21:42:27 ezf]
50: *
51: * Revision 1.2.15.1 1994/08/07 20:49:52 bolinger
52: * Merge up to colo_b7.
53: * [1994/08/01 21:01:59 bolinger]
54: *
55: * Revision 1.2.12.3 1994/06/25 03:47:17 dwm
56: * mk6 CR98 - add flavor interface typedefs (processor(_set)_flavor_t).
57: * [1994/06/24 21:54:55 dwm]
58: *
59: * Revision 1.2.12.2 1994/05/02 21:36:00 dwm
60: * Remove nmk15_compat support.
61: * [1994/05/02 21:09:07 dwm]
62: *
63: * Revision 1.2.12.1 1994/01/12 17:57:22 dwm
64: * Fix "ifdef" NMK15_COMPAT to "if"
65: * [1994/01/12 17:31:11 dwm]
66: *
67: * Revision 1.2.3.6 1993/08/03 18:29:48 gm
68: * CR9596: Change KERNEL to MACH_KERNEL.
69: * [1993/08/02 18:30:33 gm]
70: *
71: * Revision 1.2.3.5 1993/07/08 19:04:50 watkins
72: * Change contents of struct processor_set_basic_info and add
73: * struct processor_set_load_info for spec conformance.
74: * [1993/07/07 21:04:07 watkins]
75: *
76: * Revision 1.2.3.4 1993/06/29 21:55:48 watkins
77: * New defines for scheduling control.
78: * [1993/06/29 20:50:51 watkins]
79: *
80: * Revision 1.2.3.3 1993/06/29 17:54:42 brezak
81: * Add type for processor_slot_t.
82: * [1993/06/28 20:59:17 brezak]
83: *
84: * Revision 1.2.3.2 1993/06/09 02:43:05 gm
85: * Added to OSF/1 R1.3 from NMK15.0.
86: * [1993/06/02 21:17:58 jeffc]
87: *
88: * Revision 1.2 1993/04/19 16:38:44 devrcs
89: * ansi C conformance changes
90: * [1993/02/02 18:54:34 david]
91: *
92: * Revision 1.1 1992/09/30 02:32:02 robert
93: * Initial revision
94: *
95: * $EndLog$
96: */
97: /* CMU_HIST */
98: /*
99: * Revision 2.4 91/05/14 16:58:46 mrt
100: * Correcting copyright
101: *
102: * Revision 2.3 91/02/05 17:35:31 mrt
103: * Changed to new Mach copyright
104: * [91/02/01 17:20:39 mrt]
105: *
106: * Revision 2.2 90/06/02 14:59:49 rpd
107: * Created for new host/processor technology.
108: * [90/03/26 23:51:38 rpd]
109: *
110: * Merge to X96
111: * [89/08/02 23:12:21 dlb]
112: *
113: * Add scheduling flavor of information.
114: * [89/07/25 18:52:18 dlb]
115: *
116: * Add load average and mach factor to processor set basic info.
117: * [89/02/09 dlb]
118: *
119: * Revision 2.3 89/10/15 02:05:54 rpd
120: * Minor cleanups.
121: *
122: * Revision 2.2 89/10/11 14:41:03 dlb
123: * Add scheduling flavor of information.
124: *
125: * Add load average and mach factor to processor set basic info.
126: * [89/02/09 dlb]
127: *
128: */
129: /* CMU_ENDHIST */
130: /*
131: * Mach Operating System
132: * Copyright (c) 1991,1990,1989 Carnegie Mellon University
133: * All Rights Reserved.
134: *
135: * Permission to use, copy, modify and distribute this software and its
136: * documentation is hereby granted, provided that both the copyright
137: * notice and this permission notice appear in all copies of the
138: * software, derivative works or modified versions, and any portions
139: * thereof, and that both notices appear in supporting documentation.
140: *
141: * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
142: * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
143: * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
144: *
145: * Carnegie Mellon requests users of this software to return to
146: *
147: * Software Distribution Coordinator or [email protected]
148: * School of Computer Science
149: * Carnegie Mellon University
150: * Pittsburgh PA 15213-3890
151: *
152: * any improvements or extensions that they make and grant Carnegie Mellon
153: * the rights to redistribute these changes.
154: */
155: /*
156: */
157:
158: /*
159: * File: mach/processor_info.h
160: * Author: David L. Black
161: * Date: 1988
162: *
163: * Data structure definitions for processor_info, processor_set_info
164: */
165:
166: #ifndef _MACH_PROCESSOR_INFO_H_
167: #define _MACH_PROCESSOR_INFO_H_
168:
169: #include <mach/machine.h>
170: #include <mach/machine/processor_info.h>
171:
172: /*
173: * Generic information structure to allow for expansion.
174: */
175: typedef integer_t *processor_info_t; /* varying array of int. */
176:
177: #define PROCESSOR_INFO_MAX (1024) /* max array size */
178: typedef integer_t processor_info_data_t[PROCESSOR_INFO_MAX];
179:
180:
181: typedef integer_t *processor_set_info_t; /* varying array of int. */
182:
183: #define PROCESSOR_SET_INFO_MAX (1024) /* max array size */
184: typedef integer_t processor_set_info_data_t[PROCESSOR_SET_INFO_MAX];
185:
186:
187: typedef int *processor_slot_t; /* varying array of int. */
188:
189: /*
190: * Currently defined information.
191: */
192: typedef int processor_flavor_t;
193: #define PROCESSOR_BASIC_INFO 1 /* basic information */
194: #define PROCESSOR_CPU_LOAD_INFO 2 /* cpu load information */
195: #define PROCESSOR_PM_REGS_INFO 0x10000001 /* performance monitor register info */
196:
197: struct processor_basic_info {
198: cpu_type_t cpu_type; /* type of cpu */
199: cpu_subtype_t cpu_subtype; /* subtype of cpu */
200: boolean_t running; /* is processor running */
201: int slot_num; /* slot number */
202: boolean_t is_master; /* is this the master processor */
203: };
204:
205: typedef struct processor_basic_info processor_basic_info_data_t;
206: typedef struct processor_basic_info *processor_basic_info_t;
207: #define PROCESSOR_BASIC_INFO_COUNT \
208: (sizeof(processor_basic_info_data_t)/sizeof(natural_t))
209:
210: struct processor_cpu_load_info { /* number of ticks while running... */
211: unsigned long cpu_ticks[CPU_STATE_MAX]; /* ... in the given mode */
212: };
213:
214: typedef struct processor_cpu_load_info processor_cpu_load_info_data_t;
215: typedef struct processor_cpu_load_info *processor_cpu_load_info_t;
216: #define PROCESSOR_CPU_LOAD_INFO_COUNT \
217: (sizeof(processor_cpu_load_info_data_t)/sizeof(natural_t))
218:
219: /*
220: * Scaling factor for load_average, mach_factor.
221: */
222: #define LOAD_SCALE 1000
223:
224: typedef int processor_set_flavor_t;
225: #define PROCESSOR_SET_BASIC_INFO 5 /* basic information */
226:
227: struct processor_set_basic_info {
228: int processor_count; /* How many processors */
229: int default_policy; /* When others not enabled */
230: };
231:
232: typedef struct processor_set_basic_info processor_set_basic_info_data_t;
233: typedef struct processor_set_basic_info *processor_set_basic_info_t;
234: #define PROCESSOR_SET_BASIC_INFO_COUNT \
235: (sizeof(processor_set_basic_info_data_t)/sizeof(natural_t))
236:
237: #define PROCESSOR_SET_LOAD_INFO 4 /* scheduling statistics */
238:
239: struct processor_set_load_info {
240: int task_count; /* How many tasks */
241: int thread_count; /* How many threads */
242: integer_t load_average; /* Scaled */
243: integer_t mach_factor; /* Scaled */
244: };
245:
246: typedef struct processor_set_load_info processor_set_load_info_data_t;
247: typedef struct processor_set_load_info *processor_set_load_info_t;
248: #define PROCESSOR_SET_LOAD_INFO_COUNT \
249: (sizeof(processor_set_load_info_data_t)/sizeof(natural_t))
250:
251:
252: /*
253: * New scheduling control interface
254: */
255: #define PROCESSOR_SET_ENABLED_POLICIES 3
256: #define PROCESSOR_SET_ENABLED_POLICIES_COUNT \
257: (sizeof(policy_t)/sizeof(natural_t))
258:
259: #define PROCESSOR_SET_TIMESHARE_DEFAULT 10
260: #define PROCESSOR_SET_TIMESHARE_LIMITS 11
261:
262: #define PROCESSOR_SET_RR_DEFAULT 20
263: #define PROCESSOR_SET_RR_LIMITS 21
264:
265: #define PROCESSOR_SET_FIFO_DEFAULT 30
266: #define PROCESSOR_SET_FIFO_LIMITS 31
267:
268: #endif /* _MACH_PROCESSOR_INFO_H_ */
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